diff options
Diffstat (limited to 'media/ffvpx')
| -rw-r--r-- | media/ffvpx/changes.patch | 13 | ||||
| -rw-r--r-- | media/ffvpx/libavcodec/bsf.c | 219 | ||||
| -rw-r--r-- | media/ffvpx/libavcodec/ff_options_table.h | 30 | ||||
| -rw-r--r-- | media/ffvpx/libavcodec/options.c | 2 | ||||
| -rw-r--r-- | media/ffvpx/libavcodec/options_table.h | 559 | ||||
| -rw-r--r-- | media/ffvpx/libavutil/dummy_funcs.c | 62 | ||||
| -rw-r--r-- | media/ffvpx/libavutil/moz.build | 1 | ||||
| -rw-r--r-- | media/ffvpx/libavutil/opt.c | 1994 |
8 files changed, 2774 insertions, 106 deletions
diff --git a/media/ffvpx/changes.patch b/media/ffvpx/changes.patch index 9cb49afaf2..49a49b26b7 100644 --- a/media/ffvpx/changes.patch +++ b/media/ffvpx/changes.patch @@ -50,16 +50,3 @@ index 9fb8d0a..97ad3b9 100644 rgba_color[0] = rgba >> 24; rgba_color[1] = rgba >> 16; rgba_color[2] = rgba >> 8; -diff --git a/media/ffvpx/libavcodec/options.c b/media/ffvpx/libavcodec/options.c -index d8e3dbf..f25df2a 100644 ---- a/media/ffvpx/libavcodec/options.c -+++ b/media/ffvpx/libavcodec/options.c -@@ -34,7 +34,7 @@ - #include <string.h> - - FF_DISABLE_DEPRECATION_WARNINGS --#include "options_table.h" -+#include "ff_options_table.h" - FF_ENABLE_DEPRECATION_WARNINGS - - static const char* context_to_name(void* ptr) { diff --git a/media/ffvpx/libavcodec/bsf.c b/media/ffvpx/libavcodec/bsf.c new file mode 100644 index 0000000000..88b7f29fe5 --- /dev/null +++ b/media/ffvpx/libavcodec/bsf.c @@ -0,0 +1,219 @@ +/* + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <string.h> + +#include "libavutil/log.h" +#include "libavutil/mem.h" +#include "libavutil/opt.h" + +#include "avcodec.h" +#include "bsf.h" + +struct AVBSFInternal { + AVPacket *buffer_pkt; + int eof; +}; + +void av_bsf_free(AVBSFContext **pctx) +{ + AVBSFContext *ctx; + + if (!pctx || !*pctx) + return; + ctx = *pctx; + + if (ctx->filter->close) + ctx->filter->close(ctx); + if (ctx->filter->priv_class && ctx->priv_data) + av_opt_free(ctx->priv_data); + + av_opt_free(ctx); + + av_packet_free(&ctx->internal->buffer_pkt); + av_freep(&ctx->internal); + av_freep(&ctx->priv_data); + + avcodec_parameters_free(&ctx->par_in); + avcodec_parameters_free(&ctx->par_out); + + av_freep(pctx); +} + +static void *bsf_child_next(void *obj, void *prev) +{ + AVBSFContext *ctx = obj; + if (!prev && ctx->filter->priv_class) + return ctx->priv_data; + return NULL; +} + +static const AVClass bsf_class = { + .class_name = "AVBSFContext", + .item_name = av_default_item_name, + .version = LIBAVUTIL_VERSION_INT, + .child_next = bsf_child_next, + .child_class_next = ff_bsf_child_class_next, +}; + +const AVClass *av_bsf_get_class(void) +{ + return &bsf_class; +} + +int av_bsf_alloc(const AVBitStreamFilter *filter, AVBSFContext **pctx) +{ + AVBSFContext *ctx; + int ret; + + ctx = av_mallocz(sizeof(*ctx)); + if (!ctx) + return AVERROR(ENOMEM); + + ctx->av_class = &bsf_class; + ctx->filter = filter; + + ctx->par_in = avcodec_parameters_alloc(); + ctx->par_out = avcodec_parameters_alloc(); + if (!ctx->par_in || !ctx->par_out) { + ret = AVERROR(ENOMEM); + goto fail; + } + + ctx->internal = av_mallocz(sizeof(*ctx->internal)); + if (!ctx->internal) { + ret = AVERROR(ENOMEM); + goto fail; + } + + ctx->internal->buffer_pkt = av_packet_alloc(); + if (!ctx->internal->buffer_pkt) { + ret = AVERROR(ENOMEM); + goto fail; + } + + av_opt_set_defaults(ctx); + + /* allocate priv data and init private options */ + if (filter->priv_data_size) { + ctx->priv_data = av_mallocz(filter->priv_data_size); + if (!ctx->priv_data) { + ret = AVERROR(ENOMEM); + goto fail; + } + if (filter->priv_class) { + *(const AVClass **)ctx->priv_data = filter->priv_class; + av_opt_set_defaults(ctx->priv_data); + } + } + + *pctx = ctx; + return 0; +fail: + av_bsf_free(&ctx); + return ret; +} + +int av_bsf_init(AVBSFContext *ctx) +{ + int ret, i; + + /* check that the codec is supported */ + if (ctx->filter->codec_ids) { + for (i = 0; ctx->filter->codec_ids[i] != AV_CODEC_ID_NONE; i++) + if (ctx->par_in->codec_id == ctx->filter->codec_ids[i]) + break; + if (ctx->filter->codec_ids[i] == AV_CODEC_ID_NONE) { + const AVCodecDescriptor *desc = avcodec_descriptor_get(ctx->par_in->codec_id); + av_log(ctx, AV_LOG_ERROR, "Codec '%s' (%d) is not supported by the " + "bitstream filter '%s'. Supported codecs are: ", + desc ? desc->name : "unknown", ctx->par_in->codec_id, ctx->filter->name); + for (i = 0; ctx->filter->codec_ids[i] != AV_CODEC_ID_NONE; i++) { + desc = avcodec_descriptor_get(ctx->filter->codec_ids[i]); + av_log(ctx, AV_LOG_ERROR, "%s (%d) ", + desc ? desc->name : "unknown", ctx->filter->codec_ids[i]); + } + av_log(ctx, AV_LOG_ERROR, "\n"); + return AVERROR(EINVAL); + } + } + + /* initialize output parameters to be the same as input + * init below might overwrite that */ + ret = avcodec_parameters_copy(ctx->par_out, ctx->par_in); + if (ret < 0) + return ret; + + ctx->time_base_out = ctx->time_base_in; + + if (ctx->filter->init) { + ret = ctx->filter->init(ctx); + if (ret < 0) + return ret; + } + + return 0; +} + +int av_bsf_send_packet(AVBSFContext *ctx, AVPacket *pkt) +{ + if (!pkt || !pkt->data) { + ctx->internal->eof = 1; + return 0; + } + + if (ctx->internal->eof) { + av_log(ctx, AV_LOG_ERROR, "A non-NULL packet sent after an EOF.\n"); + return AVERROR(EINVAL); + } + + if (ctx->internal->buffer_pkt->data || + ctx->internal->buffer_pkt->side_data_elems) + return AVERROR(EAGAIN); + + av_packet_move_ref(ctx->internal->buffer_pkt, pkt); + + return 0; +} + +int av_bsf_receive_packet(AVBSFContext *ctx, AVPacket *pkt) +{ + return ctx->filter->filter(ctx, pkt); +} + +int ff_bsf_get_packet(AVBSFContext *ctx, AVPacket **pkt) +{ + AVBSFInternal *in = ctx->internal; + AVPacket *tmp_pkt; + + if (in->eof) + return AVERROR_EOF; + + if (!ctx->internal->buffer_pkt->data && + !ctx->internal->buffer_pkt->side_data_elems) + return AVERROR(EAGAIN); + + tmp_pkt = av_packet_alloc(); + if (!tmp_pkt) + return AVERROR(ENOMEM); + + *pkt = ctx->internal->buffer_pkt; + ctx->internal->buffer_pkt = tmp_pkt; + + return 0; +} diff --git a/media/ffvpx/libavcodec/ff_options_table.h b/media/ffvpx/libavcodec/ff_options_table.h deleted file mode 100644 index ee01275d35..0000000000 --- a/media/ffvpx/libavcodec/ff_options_table.h +++ /dev/null @@ -1,30 +0,0 @@ -/* - * Copyright (c) 2001 Fabrice Bellard - * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> - * - * This file is part of FFmpeg. - * - * FFmpeg is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2.1 of the License, or (at your option) any later version. - * - * FFmpeg is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * Lesser General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with FFmpeg; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#ifndef AVCODEC_OPTIONS_TABLE_H -#define AVCODEC_OPTIONS_TABLE_H - -#include "libavutil/opt.h" -static const AVOption avcodec_options[] = { -{NULL}, -}; - -#endif /* AVCODEC_OPTIONS_TABLE_H */ diff --git a/media/ffvpx/libavcodec/options.c b/media/ffvpx/libavcodec/options.c index f25df2ab36..d8e3dbfa33 100644 --- a/media/ffvpx/libavcodec/options.c +++ b/media/ffvpx/libavcodec/options.c @@ -34,7 +34,7 @@ #include <string.h> FF_DISABLE_DEPRECATION_WARNINGS -#include "ff_options_table.h" +#include "options_table.h" FF_ENABLE_DEPRECATION_WARNINGS static const char* context_to_name(void* ptr) { diff --git a/media/ffvpx/libavcodec/options_table.h b/media/ffvpx/libavcodec/options_table.h new file mode 100644 index 0000000000..adfbe72bff --- /dev/null +++ b/media/ffvpx/libavcodec/options_table.h @@ -0,0 +1,559 @@ +/* + * Copyright (c) 2001 Fabrice Bellard + * Copyright (c) 2002-2004 Michael Niedermayer <michaelni@gmx.at> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef AVCODEC_OPTIONS_TABLE_H +#define AVCODEC_OPTIONS_TABLE_H + +#include <float.h> +#include <limits.h> +#include <stdint.h> + +#include "libavutil/opt.h" +#include "avcodec.h" +#include "version.h" + +#define OFFSET(x) offsetof(AVCodecContext,x) +#define DEFAULT 0 //should be NAN but it does not work as it is not a constant in glibc as required by ANSI/ISO C +//these names are too long to be readable +#define V AV_OPT_FLAG_VIDEO_PARAM +#define A AV_OPT_FLAG_AUDIO_PARAM +#define S AV_OPT_FLAG_SUBTITLE_PARAM +#define E AV_OPT_FLAG_ENCODING_PARAM +#define D AV_OPT_FLAG_DECODING_PARAM + +#define AV_CODEC_DEFAULT_BITRATE 200*1000 + +static const AVOption avcodec_options[] = { +{"b", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 = AV_CODEC_DEFAULT_BITRATE }, 0, INT64_MAX, A|V|E}, +{"ab", "set bitrate (in bits/s)", OFFSET(bit_rate), AV_OPT_TYPE_INT64, {.i64 = 128*1000 }, 0, INT_MAX, A|E}, +{"bt", "Set video bitrate tolerance (in bits/s). In 1-pass mode, bitrate tolerance specifies how far " + "ratecontrol is willing to deviate from the target average bitrate value. This is not related " + "to minimum/maximum bitrate. Lowering tolerance too much has an adverse effect on quality.", + OFFSET(bit_rate_tolerance), AV_OPT_TYPE_INT, {.i64 = AV_CODEC_DEFAULT_BITRATE*20 }, 1, INT_MAX, V|E}, +{"flags", NULL, OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT }, 0, UINT_MAX, V|A|S|E|D, "flags"}, +{"unaligned", "allow decoders to produce unaligned output", 0, AV_OPT_TYPE_CONST, { .i64 = AV_CODEC_FLAG_UNALIGNED }, INT_MIN, INT_MAX, V | D, "flags" }, +{"mv4", "use four motion vectors per macroblock (MPEG-4)", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_4MV }, INT_MIN, INT_MAX, V|E, "flags"}, +{"qpel", "use 1/4-pel motion compensation", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_QPEL }, INT_MIN, INT_MAX, V|E, "flags"}, +{"loop", "use loop filter", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_LOOP_FILTER }, INT_MIN, INT_MAX, V|E, "flags"}, +{"qscale", "use fixed qscale", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_QSCALE }, INT_MIN, INT_MAX, 0, "flags"}, +#if FF_API_GMC +{"gmc", "use gmc", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_GMC }, INT_MIN, INT_MAX, V|E, "flags"}, +#endif +#if FF_API_MV0 +{"mv0", "always try a mb with mv=<0,0>", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_MV0 }, INT_MIN, INT_MAX, V|E, "flags"}, +#endif +#if FF_API_INPUT_PRESERVED +{"input_preserved", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_INPUT_PRESERVED }, INT_MIN, INT_MAX, 0, "flags"}, +#endif +{"pass1", "use internal 2-pass ratecontrol in first pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PASS1 }, INT_MIN, INT_MAX, 0, "flags"}, +{"pass2", "use internal 2-pass ratecontrol in second pass mode", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PASS2 }, INT_MIN, INT_MAX, 0, "flags"}, +{"gray", "only decode/encode grayscale", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_GRAY }, INT_MIN, INT_MAX, V|E|D, "flags"}, +#if FF_API_EMU_EDGE +{"emu_edge", "do not draw edges", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_EMU_EDGE }, INT_MIN, INT_MAX, 0, "flags"}, +#endif +{"psnr", "error[?] variables will be set during encoding", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_PSNR }, INT_MIN, INT_MAX, V|E, "flags"}, +{"truncated", "Input bitstream might be randomly truncated", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_TRUNCATED }, INT_MIN, INT_MAX, V|D, "flags"}, +#if FF_API_NORMALIZE_AQP +{"naq", "normalize adaptive quantization", 0, AV_OPT_TYPE_CONST, {.i64 = CODEC_FLAG_NORMALIZE_AQP }, INT_MIN, INT_MAX, V|E, "flags"}, +#endif +{"ildct", "use interlaced DCT", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_INTERLACED_DCT }, INT_MIN, INT_MAX, V|E, "flags"}, +{"low_delay", "force low delay", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_LOW_DELAY }, INT_MIN, INT_MAX, V|D|E, "flags"}, +{"global_header", "place global headers in extradata instead of every keyframe", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_GLOBAL_HEADER }, INT_MIN, INT_MAX, V|A|E, "flags"}, +{"bitexact", "use only bitexact functions (except (I)DCT)", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_BITEXACT }, INT_MIN, INT_MAX, A|V|S|D|E, "flags"}, +{"aic", "H.263 advanced intra coding / MPEG-4 AC prediction", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_AC_PRED }, INT_MIN, INT_MAX, V|E, "flags"}, +{"ilme", "interlaced motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_INTERLACED_ME }, INT_MIN, INT_MAX, V|E, "flags"}, +{"cgop", "closed GOP", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_CLOSED_GOP }, INT_MIN, INT_MAX, V|E, "flags"}, +{"output_corrupt", "Output even potentially corrupted frames", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG_OUTPUT_CORRUPT }, INT_MIN, INT_MAX, V|D, "flags"}, +{"fast", "allow non-spec-compliant speedup tricks", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_FAST }, INT_MIN, INT_MAX, V|E, "flags2"}, +{"noout", "skip bitstream encoding", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_NO_OUTPUT }, INT_MIN, INT_MAX, V|E, "flags2"}, +{"ignorecrop", "ignore cropping information from sps", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_IGNORE_CROP }, INT_MIN, INT_MAX, V|D, "flags2"}, +{"local_header", "place global headers at every keyframe instead of in extradata", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_LOCAL_HEADER }, INT_MIN, INT_MAX, V|E, "flags2"}, +{"chunks", "Frame data might be split into multiple chunks", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_CHUNKS }, INT_MIN, INT_MAX, V|D, "flags2"}, +{"showall", "Show all frames before the first keyframe", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_SHOW_ALL }, INT_MIN, INT_MAX, V|D, "flags2"}, +{"export_mvs", "export motion vectors through frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_EXPORT_MVS}, INT_MIN, INT_MAX, V|D, "flags2"}, +{"skip_manual", "do not skip samples and export skip information as frame side data", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_SKIP_MANUAL}, INT_MIN, INT_MAX, V|D, "flags2"}, +{"ass_ro_flush_noop", "do not reset ASS ReadOrder field on flush", 0, AV_OPT_TYPE_CONST, {.i64 = AV_CODEC_FLAG2_RO_FLUSH_NOOP}, INT_MIN, INT_MAX, S|D, "flags2"}, +#if FF_API_MOTION_EST +{"me_method", "set motion estimation method", OFFSET(me_method), AV_OPT_TYPE_INT, {.i64 = ME_EPZS }, INT_MIN, INT_MAX, V|E, "me_method"}, +{"zero", "zero motion estimation (fastest)", 0, AV_OPT_TYPE_CONST, {.i64 = ME_ZERO }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"full", "full motion estimation (slowest)", 0, AV_OPT_TYPE_CONST, {.i64 = ME_FULL }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"epzs", "EPZS motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_EPZS }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"esa", "esa motion estimation (alias for full)", 0, AV_OPT_TYPE_CONST, {.i64 = ME_FULL }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"tesa", "tesa motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_TESA }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"dia", "diamond motion estimation (alias for EPZS)", 0, AV_OPT_TYPE_CONST, {.i64 = ME_EPZS }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"log", "log motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_LOG }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"phods", "phods motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_PHODS }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"x1", "X1 motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_X1 }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"hex", "hex motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_HEX }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"umh", "umh motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_UMH }, INT_MIN, INT_MAX, V|E, "me_method" }, +{"iter", "iter motion estimation", 0, AV_OPT_TYPE_CONST, {.i64 = ME_ITER }, INT_MIN, INT_MAX, V|E, "me_method" }, +#endif +{"time_base", NULL, OFFSET(time_base), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, INT_MIN, INT_MAX}, +{"g", "set the group of picture (GOP) size", OFFSET(gop_size), AV_OPT_TYPE_INT, {.i64 = 12 }, INT_MIN, INT_MAX, V|E}, +{"ar", "set audio sampling rate (in Hz)", OFFSET(sample_rate), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, A|D|E}, +{"ac", "set number of audio channels", OFFSET(channels), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, A|D|E}, +{"cutoff", "set cutoff bandwidth", OFFSET(cutoff), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|E}, +{"frame_size", NULL, OFFSET(frame_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|E}, +{"frame_number", NULL, OFFSET(frame_number), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"delay", NULL, OFFSET(delay), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"qcomp", "video quantizer scale compression (VBR). Constant of ratecontrol equation. " + "Recommended range for default rc_eq: 0.0-1.0", + OFFSET(qcompress), AV_OPT_TYPE_FLOAT, {.dbl = 0.5 }, -FLT_MAX, FLT_MAX, V|E}, +{"qblur", "video quantizer scale blur (VBR)", OFFSET(qblur), AV_OPT_TYPE_FLOAT, {.dbl = 0.5 }, -1, FLT_MAX, V|E}, +{"qmin", "minimum video quantizer scale (VBR)", OFFSET(qmin), AV_OPT_TYPE_INT, {.i64 = 2 }, -1, 69, V|E}, +{"qmax", "maximum video quantizer scale (VBR)", OFFSET(qmax), AV_OPT_TYPE_INT, {.i64 = 31 }, -1, 1024, V|E}, +{"qdiff", "maximum difference between the quantizer scales (VBR)", OFFSET(max_qdiff), AV_OPT_TYPE_INT, {.i64 = 3 }, INT_MIN, INT_MAX, V|E}, +{"bf", "set maximum number of B-frames between non-B-frames", OFFSET(max_b_frames), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, -1, INT_MAX, V|E}, +{"b_qfactor", "QP factor between P- and B-frames", OFFSET(b_quant_factor), AV_OPT_TYPE_FLOAT, {.dbl = 1.25 }, -FLT_MAX, FLT_MAX, V|E}, +#if FF_API_RC_STRATEGY +{"rc_strategy", "ratecontrol method", OFFSET(rc_strategy), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +#if FF_API_PRIVATE_OPT +{"b_strategy", "strategy to choose between I/P/B-frames", OFFSET(b_frame_strategy), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX, V|E}, +{"ps", "RTP payload size in bytes", OFFSET(rtp_payload_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +#if FF_API_STAT_BITS +{"mv_bits", NULL, OFFSET(mv_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"header_bits", NULL, OFFSET(header_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"i_tex_bits", NULL, OFFSET(i_tex_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"p_tex_bits", NULL, OFFSET(p_tex_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"i_count", NULL, OFFSET(i_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"p_count", NULL, OFFSET(p_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"skip_count", NULL, OFFSET(skip_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"misc_bits", NULL, OFFSET(misc_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"frame_bits", NULL, OFFSET(frame_bits), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#endif +{"codec_tag", NULL, OFFSET(codec_tag), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"bug", "work around not autodetected encoder bugs", OFFSET(workaround_bugs), AV_OPT_TYPE_FLAGS, {.i64 = FF_BUG_AUTODETECT }, INT_MIN, INT_MAX, V|D, "bug"}, +{"autodetect", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_AUTODETECT }, INT_MIN, INT_MAX, V|D, "bug"}, +#if FF_API_OLD_MSMPEG4 +{"old_msmpeg4", "some old lavc-generated MSMPEG4v3 files (no autodetection)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_OLD_MSMPEG4 }, INT_MIN, INT_MAX, V|D, "bug"}, +#endif +{"xvid_ilace", "Xvid interlacing bug (autodetected if FOURCC == XVIX)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_XVID_ILACE }, INT_MIN, INT_MAX, V|D, "bug"}, +{"ump4", "(autodetected if FOURCC == UMP4)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_UMP4 }, INT_MIN, INT_MAX, V|D, "bug"}, +{"no_padding", "padding bug (autodetected)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_NO_PADDING }, INT_MIN, INT_MAX, V|D, "bug"}, +{"amv", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_AMV }, INT_MIN, INT_MAX, V|D, "bug"}, +#if FF_API_AC_VLC +{"ac_vlc", "illegal VLC bug (autodetected per FOURCC)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_AC_VLC }, INT_MIN, INT_MAX, V|D, "bug"}, +#endif +{"qpel_chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_QPEL_CHROMA }, INT_MIN, INT_MAX, V|D, "bug"}, +{"std_qpel", "old standard qpel (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_STD_QPEL }, INT_MIN, INT_MAX, V|D, "bug"}, +{"qpel_chroma2", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_QPEL_CHROMA2 }, INT_MIN, INT_MAX, V|D, "bug"}, +{"direct_blocksize", "direct-qpel-blocksize bug (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_DIRECT_BLOCKSIZE }, INT_MIN, INT_MAX, V|D, "bug"}, +{"edge", "edge padding bug (autodetected per FOURCC/version)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_EDGE }, INT_MIN, INT_MAX, V|D, "bug"}, +{"hpel_chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_HPEL_CHROMA }, INT_MIN, INT_MAX, V|D, "bug"}, +{"dc_clip", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_DC_CLIP }, INT_MIN, INT_MAX, V|D, "bug"}, +{"ms", "work around various bugs in Microsoft's broken decoders", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_MS }, INT_MIN, INT_MAX, V|D, "bug"}, +{"trunc", "truncated frames", 0, AV_OPT_TYPE_CONST, {.i64 = FF_BUG_TRUNCATED}, INT_MIN, INT_MAX, V|D, "bug"}, +{"strict", "how strictly to follow the standards", OFFSET(strict_std_compliance), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"very", "strictly conform to a older more strict version of the spec or reference software", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_VERY_STRICT }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"strict", "strictly conform to all the things in the spec no matter what the consequences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_STRICT }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"normal", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_NORMAL }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"unofficial", "allow unofficial extensions", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_UNOFFICIAL }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"experimental", "allow non-standardized experimental things", 0, AV_OPT_TYPE_CONST, {.i64 = FF_COMPLIANCE_EXPERIMENTAL }, INT_MIN, INT_MAX, A|V|D|E, "strict"}, +{"b_qoffset", "QP offset between P- and B-frames", OFFSET(b_quant_offset), AV_OPT_TYPE_FLOAT, {.dbl = 1.25 }, -FLT_MAX, FLT_MAX, V|E}, +{"err_detect", "set error detection flags", OFFSET(err_recognition), AV_OPT_TYPE_FLAGS, {.i64 = 0 }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"crccheck", "verify embedded CRCs", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_CRCCHECK }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"bitstream", "detect bitstream specification deviations", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_BITSTREAM }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"buffer", "detect improper bitstream length", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_BUFFER }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"explode", "abort decoding on minor error detection", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_EXPLODE }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"ignore_err", "ignore errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_IGNORE_ERR }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"careful", "consider things that violate the spec, are fast to check and have not been seen in the wild as errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_CAREFUL }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"compliant", "consider all spec non compliancies as errors", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_COMPLIANT }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"aggressive", "consider things that a sane encoder should not do as an error", 0, AV_OPT_TYPE_CONST, {.i64 = AV_EF_AGGRESSIVE }, INT_MIN, INT_MAX, A|V|D, "err_detect"}, +{"has_b_frames", NULL, OFFSET(has_b_frames), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"block_align", NULL, OFFSET(block_align), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#if FF_API_PRIVATE_OPT +{"mpeg_quant", "use MPEG quantizers instead of H.263", OFFSET(mpeg_quant), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +#if FF_API_MPV_OPT +{"qsquish", "deprecated, use encoder private options instead", OFFSET(rc_qsquish), AV_OPT_TYPE_FLOAT, {.dbl = DEFAULT }, 0, 99, V|E}, +{"rc_qmod_amp", "deprecated, use encoder private options instead", OFFSET(rc_qmod_amp), AV_OPT_TYPE_FLOAT, {.dbl = DEFAULT }, -FLT_MAX, FLT_MAX, V|E}, +{"rc_qmod_freq", "deprecated, use encoder private options instead", OFFSET(rc_qmod_freq), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"rc_override_count", NULL, OFFSET(rc_override_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#if FF_API_MPV_OPT +{"rc_eq", "deprecated, use encoder private options instead", OFFSET(rc_eq), AV_OPT_TYPE_STRING, {.str = NULL}, CHAR_MIN, CHAR_MAX, V|E}, +#endif +{"maxrate", "maximum bitrate (in bits/s). Used for VBV together with bufsize.", OFFSET(rc_max_rate), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, INT_MAX, V|A|E}, +{"minrate", "minimum bitrate (in bits/s). Most useful in setting up a CBR encode. It is of little use otherwise.", + OFFSET(rc_min_rate), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E}, +{"bufsize", "set ratecontrol buffer size (in bits)", OFFSET(rc_buffer_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, A|V|E}, +#if FF_API_MPV_OPT +{"rc_buf_aggressivity", "deprecated, use encoder private options instead", OFFSET(rc_buffer_aggressivity), AV_OPT_TYPE_FLOAT, {.dbl = 1.0 }, -FLT_MAX, FLT_MAX, V|E}, +#endif +{"i_qfactor", "QP factor between P- and I-frames", OFFSET(i_quant_factor), AV_OPT_TYPE_FLOAT, {.dbl = -0.8 }, -FLT_MAX, FLT_MAX, V|E}, +{"i_qoffset", "QP offset between P- and I-frames", OFFSET(i_quant_offset), AV_OPT_TYPE_FLOAT, {.dbl = 0.0 }, -FLT_MAX, FLT_MAX, V|E}, +#if FF_API_MPV_OPT +{"rc_init_cplx", "deprecated, use encoder private options instead", OFFSET(rc_initial_cplx), AV_OPT_TYPE_FLOAT, {.dbl = DEFAULT }, -FLT_MAX, FLT_MAX, V|E}, +#endif +{"dct", "DCT algorithm", OFFSET(dct_algo), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, V|E, "dct"}, +{"auto", "autoselect a good one", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_AUTO }, INT_MIN, INT_MAX, V|E, "dct"}, +{"fastint", "fast integer", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_FASTINT }, INT_MIN, INT_MAX, V|E, "dct"}, +{"int", "accurate integer", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_INT }, INT_MIN, INT_MAX, V|E, "dct"}, +{"mmx", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_MMX }, INT_MIN, INT_MAX, V|E, "dct"}, +{"altivec", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_ALTIVEC }, INT_MIN, INT_MAX, V|E, "dct"}, +{"faan", "floating point AAN DCT", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DCT_FAAN }, INT_MIN, INT_MAX, V|E, "dct"}, +{"lumi_mask", "compresses bright areas stronger than medium ones", OFFSET(lumi_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E}, +{"tcplx_mask", "temporal complexity masking", OFFSET(temporal_cplx_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E}, +{"scplx_mask", "spatial complexity masking", OFFSET(spatial_cplx_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E}, +{"p_mask", "inter masking", OFFSET(p_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E}, +{"dark_mask", "compresses dark areas stronger than medium ones", OFFSET(dark_masking), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, -FLT_MAX, FLT_MAX, V|E}, +{"idct", "select IDCT implementation", OFFSET(idct_algo), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, INT_MAX, V|E|D, "idct"}, +{"auto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_AUTO }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"int", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_INT }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"simple", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLE }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"simplemmx", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEMMX }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"arm", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_ARM }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"altivec", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_ALTIVEC }, INT_MIN, INT_MAX, V|E|D, "idct"}, +#if FF_API_ARCH_SH4 +{"sh4", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SH4 }, INT_MIN, INT_MAX, V|E|D, "idct"}, +#endif +{"simplearm", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARM }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"simplearmv5te", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARMV5TE }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"simplearmv6", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEARMV6 }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"simpleneon", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLENEON }, INT_MIN, INT_MAX, V|E|D, "idct"}, +#if FF_API_ARCH_ALPHA +{"simplealpha", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEALPHA }, INT_MIN, INT_MAX, V|E|D, "idct"}, +#endif +#if FF_API_UNUSED_MEMBERS +{"ipp", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_IPP }, INT_MIN, INT_MAX, V|E|D, "idct"}, +#endif /* FF_API_UNUSED_MEMBERS */ +{"xvid", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"xvidmmx", "deprecated, for compatibility only", 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_XVID }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"faani", "floating point AAN IDCT", 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_FAAN }, INT_MIN, INT_MAX, V|D|E, "idct"}, +{"simpleauto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_IDCT_SIMPLEAUTO }, INT_MIN, INT_MAX, V|E|D, "idct"}, +{"slice_count", NULL, OFFSET(slice_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"ec", "set error concealment strategy", OFFSET(error_concealment), AV_OPT_TYPE_FLAGS, {.i64 = 3 }, INT_MIN, INT_MAX, V|D, "ec"}, +{"guess_mvs", "iterative motion vector (MV) search (slow)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_GUESS_MVS }, INT_MIN, INT_MAX, V|D, "ec"}, +{"deblock", "use strong deblock filter for damaged MBs", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_DEBLOCK }, INT_MIN, INT_MAX, V|D, "ec"}, +{"favor_inter", "favor predicting from the previous frame", 0, AV_OPT_TYPE_CONST, {.i64 = FF_EC_FAVOR_INTER }, INT_MIN, INT_MAX, V|D, "ec"}, +{"bits_per_coded_sample", NULL, OFFSET(bits_per_coded_sample), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#if FF_API_PRIVATE_OPT +{"pred", "prediction method", OFFSET(prediction_method), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "pred"}, +{"left", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PRED_LEFT }, INT_MIN, INT_MAX, V|E, "pred"}, +{"plane", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PRED_PLANE }, INT_MIN, INT_MAX, V|E, "pred"}, +{"median", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PRED_MEDIAN }, INT_MIN, INT_MAX, V|E, "pred"}, +#endif +{"aspect", "sample aspect ratio", OFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, 0, 10, V|E}, +{"sar", "sample aspect ratio", OFFSET(sample_aspect_ratio), AV_OPT_TYPE_RATIONAL, {.dbl = 0}, 0, 10, V|E}, +{"debug", "print specific debug info", OFFSET(debug), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT }, 0, INT_MAX, V|A|S|E|D, "debug"}, +{"pict", "picture info", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_PICT_INFO }, INT_MIN, INT_MAX, V|D, "debug"}, +{"rc", "rate control", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_RC }, INT_MIN, INT_MAX, V|E, "debug"}, +{"bitstream", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BITSTREAM }, INT_MIN, INT_MAX, V|D, "debug"}, +{"mb_type", "macroblock (MB) type", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MB_TYPE }, INT_MIN, INT_MAX, V|D, "debug"}, +{"qp", "per-block quantization parameter (QP)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_QP }, INT_MIN, INT_MAX, V|D, "debug"}, +#if FF_API_DEBUG_MV +{"mv", "motion vector", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MV }, INT_MIN, INT_MAX, V|D, "debug"}, +#endif +{"dct_coeff", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_DCT_COEFF }, INT_MIN, INT_MAX, V|D, "debug"}, +{"green_metadata", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_GREEN_MD }, INT_MIN, INT_MAX, V|D, "debug"}, +{"skip", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_SKIP }, INT_MIN, INT_MAX, V|D, "debug"}, +{"startcode", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_STARTCODE }, INT_MIN, INT_MAX, V|D, "debug"}, +#if FF_API_UNUSED_MEMBERS +{"pts", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_PTS }, INT_MIN, INT_MAX, V|D, "debug"}, +#endif /* FF_API_UNUSED_MEMBERS */ +{"er", "error recognition", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_ER }, INT_MIN, INT_MAX, V|D, "debug"}, +{"mmco", "memory management control operations (H.264)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_MMCO }, INT_MIN, INT_MAX, V|D, "debug"}, +{"bugs", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUGS }, INT_MIN, INT_MAX, V|D, "debug"}, +{"vis_qp", "visualize quantization parameter (QP), lower QP are tinted greener", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_QP }, INT_MIN, INT_MAX, V|D, "debug"}, +{"vis_mb_type", "visualize block types", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_MB_TYPE }, INT_MIN, INT_MAX, V|D, "debug"}, +{"buffers", "picture buffer allocations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_BUFFERS }, INT_MIN, INT_MAX, V|D, "debug"}, +{"thread_ops", "threading operations", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_THREADS }, INT_MIN, INT_MAX, V|A|D, "debug"}, +{"nomc", "skip motion compensation", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_NOMC }, INT_MIN, INT_MAX, V|A|D, "debug"}, +#if FF_API_VISMV +{"vismv", "visualize motion vectors (MVs) (deprecated)", OFFSET(debug_mv), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT }, 0, INT_MAX, V|D, "debug_mv"}, +{"pf", "forward predicted MVs of P-frames", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_MV_P_FOR }, INT_MIN, INT_MAX, V|D, "debug_mv"}, +{"bf", "forward predicted MVs of B-frames", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_MV_B_FOR }, INT_MIN, INT_MAX, V|D, "debug_mv"}, +{"bb", "backward predicted MVs of B-frames", 0, AV_OPT_TYPE_CONST, {.i64 = FF_DEBUG_VIS_MV_B_BACK }, INT_MIN, INT_MAX, V|D, "debug_mv"}, +#endif +{"cmp", "full-pel ME compare function", OFFSET(me_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"subcmp", "sub-pel ME compare function", OFFSET(me_sub_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"mbcmp", "macroblock compare function", OFFSET(mb_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"ildctcmp", "interlaced DCT compare function", OFFSET(ildct_cmp), AV_OPT_TYPE_INT, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"dia_size", "diamond type & size for motion estimation", OFFSET(dia_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"last_pred", "amount of motion predictors from the previous frame", OFFSET(last_predictor_count), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#if FF_API_PRIVATE_OPT +{"preme", "pre motion estimation", OFFSET(pre_me), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"precmp", "pre motion estimation compare function", OFFSET(me_pre_cmp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"sad", "sum of absolute differences, fast", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SAD }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"sse", "sum of squared errors", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SSE }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"satd", "sum of absolute Hadamard transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_SATD }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"dct", "sum of absolute DCT transformed differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"psnr", "sum of squared quantization errors (avoid, low quality)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_PSNR }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"bit", "number of bits needed for the block", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_BIT }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"rd", "rate distortion optimal, slow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_RD }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"zero", "0", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_ZERO }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"vsad", "sum of absolute vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSAD }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"vsse", "sum of squared vertical differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_VSSE }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"nsse", "noise preserving sum of squared differences", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_NSSE }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +#if CONFIG_SNOW_ENCODER +{"w53", "5/3 wavelet, only used in snow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_W53 }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"w97", "9/7 wavelet, only used in snow", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_W97 }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +#endif +{"dctmax", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_DCTMAX }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"chroma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_CMP_CHROMA }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +{"pre_dia_size", "diamond type & size for motion estimation pre-pass", OFFSET(pre_dia_size), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"subq", "sub-pel motion estimation quality", OFFSET(me_subpel_quality), AV_OPT_TYPE_INT, {.i64 = 8 }, INT_MIN, INT_MAX, V|E}, +#if FF_API_AFD +{"dtg_active_format", NULL, OFFSET(dtg_active_format), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#endif +{"me_range", "limit motion vectors range (1023 for DivX player)", OFFSET(me_range), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#if FF_API_QUANT_BIAS +{"ibias", "intra quant bias", OFFSET(intra_quant_bias), AV_OPT_TYPE_INT, {.i64 = FF_DEFAULT_QUANT_BIAS }, INT_MIN, INT_MAX, V|E}, +{"pbias", "inter quant bias", OFFSET(inter_quant_bias), AV_OPT_TYPE_INT, {.i64 = FF_DEFAULT_QUANT_BIAS }, INT_MIN, INT_MAX, V|E}, +#endif +{"global_quality", NULL, OFFSET(global_quality), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E}, +#if FF_API_CODER_TYPE +{"coder", NULL, OFFSET(coder_type), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E, "coder"}, +{"vlc", "variable length coder / Huffman coder", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CODER_TYPE_VLC }, INT_MIN, INT_MAX, V|E, "coder"}, +{"ac", "arithmetic coder", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CODER_TYPE_AC }, INT_MIN, INT_MAX, V|E, "coder"}, +{"raw", "raw (no encoding)", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CODER_TYPE_RAW }, INT_MIN, INT_MAX, V|E, "coder"}, +{"rle", "run-length coder", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CODER_TYPE_RLE }, INT_MIN, INT_MAX, V|E, "coder"}, +#if FF_API_UNUSED_MEMBERS +{"deflate", "deflate-based coder", 0, AV_OPT_TYPE_CONST, {.i64 = FF_CODER_TYPE_DEFLATE }, INT_MIN, INT_MAX, V|E, "coder"}, +#endif /* FF_API_UNUSED_MEMBERS */ +#endif /* FF_API_CODER_TYPE */ +#if FF_API_PRIVATE_OPT +{"context", "context model", OFFSET(context_model), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"slice_flags", NULL, OFFSET(slice_flags), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#if FF_API_XVMC +{"xvmc_acceleration", NULL, OFFSET(xvmc_acceleration), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#endif /* FF_API_XVMC */ +{"mbd", "macroblock decision algorithm (high quality mode)", OFFSET(mb_decision), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, 2, V|E, "mbd"}, +{"simple", "use mbcmp", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_SIMPLE }, INT_MIN, INT_MAX, V|E, "mbd"}, +{"bits", "use fewest bits", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_BITS }, INT_MIN, INT_MAX, V|E, "mbd"}, +{"rd", "use best rate distortion", 0, AV_OPT_TYPE_CONST, {.i64 = FF_MB_DECISION_RD }, INT_MIN, INT_MAX, V|E, "mbd"}, +#if FF_API_STREAM_CODEC_TAG +{"stream_codec_tag", NULL, OFFSET(stream_codec_tag), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +#endif +#if FF_API_PRIVATE_OPT +{"sc_threshold", "scene change threshold", OFFSET(scenechange_threshold), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +#if FF_API_MPV_OPT +{"lmin", "deprecated, use encoder private options instead", OFFSET(lmin), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|E}, +{"lmax", "deprecated, use encoder private options instead", OFFSET(lmax), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|E}, +#endif +#if FF_API_PRIVATE_OPT +{"nr", "noise reduction", OFFSET(noise_reduction), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"rc_init_occupancy", "number of bits which should be loaded into the rc buffer before decoding starts", OFFSET(rc_initial_buffer_occupancy), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"flags2", NULL, OFFSET(flags2), AV_OPT_TYPE_FLAGS, {.i64 = DEFAULT}, 0, UINT_MAX, V|A|E|D, "flags2"}, +#if FF_API_ERROR_RATE +{"error", NULL, OFFSET(error_rate), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"threads", "set the number of threads", OFFSET(thread_count), AV_OPT_TYPE_INT, {.i64 = 1 }, 0, INT_MAX, V|A|E|D, "threads"}, +{"auto", "autodetect a suitable number of threads to use", 0, AV_OPT_TYPE_CONST, {.i64 = 0 }, INT_MIN, INT_MAX, V|E|D, "threads"}, +#if FF_API_MPV_OPT +{"me_threshold", "motion estimation threshold", OFFSET(me_threshold), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"mb_threshold", "macroblock threshold", OFFSET(mb_threshold), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"dc", "intra_dc_precision", OFFSET(intra_dc_precision), AV_OPT_TYPE_INT, {.i64 = 0 }, -8, 16, V|E}, +{"nssew", "nsse weight", OFFSET(nsse_weight), AV_OPT_TYPE_INT, {.i64 = 8 }, INT_MIN, INT_MAX, V|E}, +{"skip_top", "number of macroblock rows at the top which are skipped", OFFSET(skip_top), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|D}, +{"skip_bottom", "number of macroblock rows at the bottom which are skipped", OFFSET(skip_bottom), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|D}, +{"profile", NULL, OFFSET(profile), AV_OPT_TYPE_INT, {.i64 = FF_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "profile"}, +{"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "profile"}, +{"aac_main", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_MAIN }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_low", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_LOW }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_ssr", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_SSR }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_ltp", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_LTP }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_he", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_HE }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_he_v2", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_HE_V2 }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_ld", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_LD }, INT_MIN, INT_MAX, A|E, "profile"}, +{"aac_eld", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_AAC_ELD }, INT_MIN, INT_MAX, A|E, "profile"}, +{"mpeg2_aac_low", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG2_AAC_LOW }, INT_MIN, INT_MAX, A|E, "profile"}, +{"mpeg2_aac_he", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG2_AAC_HE }, INT_MIN, INT_MAX, A|E, "profile"}, +{"dts", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS }, INT_MIN, INT_MAX, A|E, "profile"}, +{"dts_es", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_ES }, INT_MIN, INT_MAX, A|E, "profile"}, +{"dts_96_24", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_96_24 }, INT_MIN, INT_MAX, A|E, "profile"}, +{"dts_hd_hra", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_HD_HRA }, INT_MIN, INT_MAX, A|E, "profile"}, +{"dts_hd_ma", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_DTS_HD_MA }, INT_MIN, INT_MAX, A|E, "profile"}, +{"mpeg4_sp", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG4_SIMPLE }, INT_MIN, INT_MAX, V|E, "profile"}, +{"mpeg4_core", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG4_CORE }, INT_MIN, INT_MAX, V|E, "profile"}, +{"mpeg4_main", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG4_MAIN }, INT_MIN, INT_MAX, V|E, "profile"}, +{"mpeg4_asp", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_PROFILE_MPEG4_ADVANCED_SIMPLE }, INT_MIN, INT_MAX, V|E, "profile"}, +{"level", NULL, OFFSET(level), AV_OPT_TYPE_INT, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "level"}, +{"unknown", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_LEVEL_UNKNOWN }, INT_MIN, INT_MAX, V|A|E, "level"}, +{"lowres", "decode at 1= 1/2, 2=1/4, 3=1/8 resolutions", OFFSET(lowres), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|A|D}, +#if FF_API_PRIVATE_OPT +{"skip_threshold", "frame skip threshold", OFFSET(frame_skip_threshold), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"skip_factor", "frame skip factor", OFFSET(frame_skip_factor), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"skip_exp", "frame skip exponent", OFFSET(frame_skip_exp), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +{"skipcmp", "frame skip compare function", OFFSET(frame_skip_cmp), AV_OPT_TYPE_INT, {.i64 = FF_CMP_DCTMAX }, INT_MIN, INT_MAX, V|E, "cmp_func"}, +#endif +#if FF_API_MPV_OPT +{"border_mask", "deprecated, use encoder private options instead", OFFSET(border_masking), AV_OPT_TYPE_FLOAT, {.dbl = DEFAULT }, -FLT_MAX, FLT_MAX, V|E}, +#endif +{"mblmin", "minimum macroblock Lagrange factor (VBR)", OFFSET(mb_lmin), AV_OPT_TYPE_INT, {.i64 = FF_QP2LAMBDA * 2 }, 1, FF_LAMBDA_MAX, V|E}, +{"mblmax", "maximum macroblock Lagrange factor (VBR)", OFFSET(mb_lmax), AV_OPT_TYPE_INT, {.i64 = FF_QP2LAMBDA * 31 }, 1, FF_LAMBDA_MAX, V|E}, +#if FF_API_PRIVATE_OPT +{"mepc", "motion estimation bitrate penalty compensation (1.0 = 256)", OFFSET(me_penalty_compensation), AV_OPT_TYPE_INT, {.i64 = 256 }, INT_MIN, INT_MAX, V|E}, +#endif +{"skip_loop_filter", "skip loop filtering process for the selected frames", OFFSET(skip_loop_filter), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"skip_idct" , "skip IDCT/dequantization for the selected frames", OFFSET(skip_idct), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"skip_frame" , "skip decoding for the selected frames", OFFSET(skip_frame), AV_OPT_TYPE_INT, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"none" , "discard no frame", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONE }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"default" , "discard useless frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_DEFAULT }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"noref" , "discard all non-reference frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONREF }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"bidir" , "discard all bidirectional frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_BIDIR }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"nokey" , "discard all frames except keyframes", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONKEY }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"nointra" , "discard all frames except I frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONINTRA}, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"all" , "discard all frames", 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_ALL }, INT_MIN, INT_MAX, V|D, "avdiscard"}, +{"bidir_refine", "refine the two motion vectors used in bidirectional macroblocks", OFFSET(bidir_refine), AV_OPT_TYPE_INT, {.i64 = 1 }, 0, 4, V|E}, +#if FF_API_PRIVATE_OPT +{"brd_scale", "downscale frames for dynamic B-frame decision", OFFSET(brd_scale), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, 10, V|E}, +#endif +{"keyint_min", "minimum interval between IDR-frames", OFFSET(keyint_min), AV_OPT_TYPE_INT, {.i64 = 25 }, INT_MIN, INT_MAX, V|E}, +{"refs", "reference frames to consider for motion compensation", OFFSET(refs), AV_OPT_TYPE_INT, {.i64 = 1 }, INT_MIN, INT_MAX, V|E}, +#if FF_API_PRIVATE_OPT +{"chromaoffset", "chroma QP offset from luma", OFFSET(chromaoffset), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E}, +#endif +{"trellis", "rate-distortion optimal quantization", OFFSET(trellis), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|A|E}, +#if FF_API_UNUSED_MEMBERS +{"sc_factor", "multiplied by qscale for each frame and added to scene_change_score", OFFSET(scenechange_factor), AV_OPT_TYPE_INT, {.i64 = 6 }, 0, INT_MAX, V|E}, +#endif /* FF_API_UNUSED_MEMBERS */ +{"mv0_threshold", NULL, OFFSET(mv0_threshold), AV_OPT_TYPE_INT, {.i64 = 256 }, 0, INT_MAX, V|E}, +#if FF_API_PRIVATE_OPT +{"b_sensitivity", "adjust sensitivity of b_frame_strategy 1", OFFSET(b_sensitivity), AV_OPT_TYPE_INT, {.i64 = 40 }, 1, INT_MAX, V|E}, +#endif +{"compression_level", NULL, OFFSET(compression_level), AV_OPT_TYPE_INT, {.i64 = FF_COMPRESSION_DEFAULT }, INT_MIN, INT_MAX, V|A|E}, +#if FF_API_PRIVATE_OPT +{"min_prediction_order", NULL, OFFSET(min_prediction_order), AV_OPT_TYPE_INT, {.i64 = -1 }, INT_MIN, INT_MAX, A|E}, +{"max_prediction_order", NULL, OFFSET(max_prediction_order), AV_OPT_TYPE_INT, {.i64 = -1 }, INT_MIN, INT_MAX, A|E}, +{"timecode_frame_start", "GOP timecode frame start number, in non-drop-frame format", OFFSET(timecode_frame_start), AV_OPT_TYPE_INT64, {.i64 = -1 }, -1, INT64_MAX, V|E}, +#endif +{"bits_per_raw_sample", NULL, OFFSET(bits_per_raw_sample), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX}, +{"channel_layout", NULL, OFFSET(channel_layout), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, INT64_MAX, A|E|D, "channel_layout"}, +{"request_channel_layout", NULL, OFFSET(request_channel_layout), AV_OPT_TYPE_INT64, {.i64 = DEFAULT }, 0, INT64_MAX, A|D, "request_channel_layout"}, +{"rc_max_vbv_use", NULL, OFFSET(rc_max_available_vbv_use), AV_OPT_TYPE_FLOAT, {.dbl = 0 }, 0.0, FLT_MAX, V|E}, +{"rc_min_vbv_use", NULL, OFFSET(rc_min_vbv_overflow_use), AV_OPT_TYPE_FLOAT, {.dbl = 3 }, 0.0, FLT_MAX, V|E}, +{"ticks_per_frame", NULL, OFFSET(ticks_per_frame), AV_OPT_TYPE_INT, {.i64 = 1 }, 1, INT_MAX, A|V|E|D}, +{"color_primaries", "color primaries", OFFSET(color_primaries), AV_OPT_TYPE_INT, {.i64 = AVCOL_PRI_UNSPECIFIED }, 1, AVCOL_PRI_NB-1, V|E|D, "color_primaries_type"}, +{"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT709 }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"bt470m", "BT.470 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT470M }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"bt470bg", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT470BG }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"film", "Film", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_FILM }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"bt2020", "BT.2020", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_BT2020 }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"smpte428_1", "SMPTE ST 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_PRI_SMPTEST428_1 }, INT_MIN, INT_MAX, V|E|D, "color_primaries_type"}, +{"color_trc", "color transfer characteristics", OFFSET(color_trc), AV_OPT_TYPE_INT, {.i64 = AVCOL_TRC_UNSPECIFIED }, 1, AVCOL_TRC_NB-1, V|E|D, "color_trc_type"}, +{"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT709 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"gamma22", "BT.470 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA22 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"gamma28", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_GAMMA28 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"linear", "Linear", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LINEAR }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"log", "Log", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"log_sqrt", "Log square root", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_LOG_SQRT }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"iec61966_2_4", "IEC 61966-2-4", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_4 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"bt1361", "BT.1361", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT1361_ECG }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"iec61966_2_1", "IEC 61966-2-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_IEC61966_2_1 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"bt2020_10bit", "BT.2020 - 10 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_10 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"bt2020_12bit", "BT.2020 - 12 bit", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_BT2020_12 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"smpte2084", "SMPTE ST 2084", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTEST2084 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"smpte428_1", "SMPTE ST 428-1", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_TRC_SMPTEST428_1 }, INT_MIN, INT_MAX, V|E|D, "color_trc_type"}, +{"colorspace", "color space", OFFSET(colorspace), AV_OPT_TYPE_INT, {.i64 = AVCOL_SPC_UNSPECIFIED }, 0, AVCOL_SPC_NB-1, V|E|D, "colorspace_type"}, +{"rgb", "RGB", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_RGB }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"bt709", "BT.709", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT709 }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"fcc", "FCC", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_FCC }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"bt470bg", "BT.470 BG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT470BG }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"smpte170m", "SMPTE 170 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_SMPTE170M }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"smpte240m", "SMPTE 240 M", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_SMPTE240M }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"ycocg", "YCOCG", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_YCOCG }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"bt2020_ncl", "BT.2020 NCL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_NCL }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"bt2020_cl", "BT.2020 CL", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_SPC_BT2020_CL }, INT_MIN, INT_MAX, V|E|D, "colorspace_type"}, +{"color_range", "color range", OFFSET(color_range), AV_OPT_TYPE_INT, {.i64 = AVCOL_RANGE_UNSPECIFIED }, 0, AVCOL_RANGE_NB-1, V|E|D, "color_range_type"}, +{"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, "color_range_type"}, +{"mpeg", "MPEG (219*2^(n-8))", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_MPEG }, INT_MIN, INT_MAX, V|E|D, "color_range_type"}, +{"jpeg", "JPEG (2^n-1)", 0, AV_OPT_TYPE_CONST, {.i64 = AVCOL_RANGE_JPEG }, INT_MIN, INT_MAX, V|E|D, "color_range_type"}, +{"chroma_sample_location", "chroma sample location", OFFSET(chroma_sample_location), AV_OPT_TYPE_INT, {.i64 = AVCHROMA_LOC_UNSPECIFIED }, 0, AVCHROMA_LOC_NB-1, V|E|D, "chroma_sample_location_type"}, +{"unspecified", "Unspecified", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_UNSPECIFIED }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"left", "Left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_LEFT }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"center", "Center", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_CENTER }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"topleft", "Top-left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_TOPLEFT }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"top", "Top", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_TOP }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"bottomleft", "Bottom-left", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_BOTTOMLEFT }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"bottom", "Bottom", 0, AV_OPT_TYPE_CONST, {.i64 = AVCHROMA_LOC_BOTTOM }, INT_MIN, INT_MAX, V|E|D, "chroma_sample_location_type"}, +{"log_level_offset", "set the log level offset", OFFSET(log_level_offset), AV_OPT_TYPE_INT, {.i64 = 0 }, INT_MIN, INT_MAX }, +{"slices", "set the number of slices, used in parallelized encoding", OFFSET(slices), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, INT_MAX, V|E}, +{"thread_type", "select multithreading type", OFFSET(thread_type), AV_OPT_TYPE_FLAGS, {.i64 = FF_THREAD_SLICE|FF_THREAD_FRAME }, 0, INT_MAX, V|A|E|D, "thread_type"}, +{"slice", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_THREAD_SLICE }, INT_MIN, INT_MAX, V|E|D, "thread_type"}, +{"frame", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_THREAD_FRAME }, INT_MIN, INT_MAX, V|E|D, "thread_type"}, +{"audio_service_type", "audio service type", OFFSET(audio_service_type), AV_OPT_TYPE_INT, {.i64 = AV_AUDIO_SERVICE_TYPE_MAIN }, 0, AV_AUDIO_SERVICE_TYPE_NB-1, A|E, "audio_service_type"}, +{"ma", "Main Audio Service", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_MAIN }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"ef", "Effects", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_EFFECTS }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"vi", "Visually Impaired", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_VISUALLY_IMPAIRED }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"hi", "Hearing Impaired", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_HEARING_IMPAIRED }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"di", "Dialogue", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_DIALOGUE }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"co", "Commentary", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_COMMENTARY }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"em", "Emergency", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_EMERGENCY }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"vo", "Voice Over", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_VOICE_OVER }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"ka", "Karaoke", 0, AV_OPT_TYPE_CONST, {.i64 = AV_AUDIO_SERVICE_TYPE_KARAOKE }, INT_MIN, INT_MAX, A|E, "audio_service_type"}, +{"request_sample_fmt", "sample format audio decoders should prefer", OFFSET(request_sample_fmt), AV_OPT_TYPE_SAMPLE_FMT, {.i64=AV_SAMPLE_FMT_NONE}, -1, INT_MAX, A|D, "request_sample_fmt"}, +{"pkt_timebase", NULL, OFFSET(pkt_timebase), AV_OPT_TYPE_RATIONAL, {.dbl = 0 }, 0, INT_MAX, 0}, +{"sub_charenc", "set input text subtitles character encoding", OFFSET(sub_charenc), AV_OPT_TYPE_STRING, {.str = NULL}, CHAR_MIN, CHAR_MAX, S|D}, +{"sub_charenc_mode", "set input text subtitles character encoding mode", OFFSET(sub_charenc_mode), AV_OPT_TYPE_FLAGS, {.i64 = FF_SUB_CHARENC_MODE_AUTOMATIC}, -1, INT_MAX, S|D, "sub_charenc_mode"}, +{"do_nothing", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_DO_NOTHING}, INT_MIN, INT_MAX, S|D, "sub_charenc_mode"}, +{"auto", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_AUTOMATIC}, INT_MIN, INT_MAX, S|D, "sub_charenc_mode"}, +{"pre_decoder", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_CHARENC_MODE_PRE_DECODER}, INT_MIN, INT_MAX, S|D, "sub_charenc_mode"}, +#if FF_API_ASS_TIMING +{"sub_text_format", "set decoded text subtitle format", OFFSET(sub_text_format), AV_OPT_TYPE_INT, {.i64 = FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS}, 0, 1, S|D, "sub_text_format"}, +#else +{"sub_text_format", "set decoded text subtitle format", OFFSET(sub_text_format), AV_OPT_TYPE_INT, {.i64 = FF_SUB_TEXT_FMT_ASS}, 0, 1, S|D, "sub_text_format"}, +#endif +{"ass", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_TEXT_FMT_ASS}, INT_MIN, INT_MAX, S|D, "sub_text_format"}, +#if FF_API_ASS_TIMING +{"ass_with_timings", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = FF_SUB_TEXT_FMT_ASS_WITH_TIMINGS}, INT_MIN, INT_MAX, S|D, "sub_text_format"}, +#endif +{"refcounted_frames", NULL, OFFSET(refcounted_frames), AV_OPT_TYPE_BOOL, {.i64 = 0}, 0, 1, A|V|D }, +#if FF_API_SIDEDATA_ONLY_PKT +{"side_data_only_packets", NULL, OFFSET(side_data_only_packets), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, A|V|E }, +#endif +{"skip_alpha", "Skip processing alpha", OFFSET(skip_alpha), AV_OPT_TYPE_BOOL, {.i64 = 0 }, 0, 1, V|D }, +{"field_order", "Field order", OFFSET(field_order), AV_OPT_TYPE_INT, {.i64 = AV_FIELD_UNKNOWN }, 0, 5, V|D|E, "field_order" }, +{"progressive", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_PROGRESSIVE }, 0, 0, V|D|E, "field_order" }, +{"tt", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_TT }, 0, 0, V|D|E, "field_order" }, +{"bb", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_BB }, 0, 0, V|D|E, "field_order" }, +{"tb", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_TB }, 0, 0, V|D|E, "field_order" }, +{"bt", NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AV_FIELD_BT }, 0, 0, V|D|E, "field_order" }, +{"dump_separator", "set information dump field separator", OFFSET(dump_separator), AV_OPT_TYPE_STRING, {.str = NULL}, CHAR_MIN, CHAR_MAX, A|V|S|D|E}, +{"codec_whitelist", "List of decoders that are allowed to be used", OFFSET(codec_whitelist), AV_OPT_TYPE_STRING, { .str = NULL }, CHAR_MIN, CHAR_MAX, A|V|S|D }, +{"pixel_format", "set pixel format", OFFSET(pix_fmt), AV_OPT_TYPE_PIXEL_FMT, {.i64=AV_PIX_FMT_NONE}, -1, INT_MAX, 0 }, +{"video_size", "set video size", OFFSET(width), AV_OPT_TYPE_IMAGE_SIZE, {.str=NULL}, 0, INT_MAX, 0 }, +{NULL}, +}; + +#undef A +#undef V +#undef S +#undef E +#undef D +#undef DEFAULT +#undef OFFSET + +#endif /* AVCODEC_OPTIONS_TABLE_H */ diff --git a/media/ffvpx/libavutil/dummy_funcs.c b/media/ffvpx/libavutil/dummy_funcs.c index 2ea84a1407..e579fcc893 100644 --- a/media/ffvpx/libavutil/dummy_funcs.c +++ b/media/ffvpx/libavutil/dummy_funcs.c @@ -5,7 +5,6 @@ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "avutil.h" -#include "opt.h" // cpu_internal.c int ff_get_cpu_flags_aarch64(void) { return 0; } @@ -19,65 +18,4 @@ void ff_float_dsp_init_arm(AVFloatDSPContext *fdsp) {} void ff_float_dsp_init_ppc(AVFloatDSPContext *fdsp, int strict) {} void ff_float_dsp_init_mips(AVFloatDSPContext *fdsp) {} -// opt.c -int av_opt_show2(void *obj, void *av_log_obj, int req_flags, int rej_flags) { return 0; } -void av_opt_set_defaults(void *s) {} -void av_opt_set_defaults2(void *s, int mask, int flags) {} -int av_set_options_string(void *ctx, const char *opts, - const char *key_val_sep, const char *pairs_sep) { return 0; } -int av_opt_set_from_string(void *ctx, const char *opts, - const char *const *shorthand, - const char *key_val_sep, const char *pairs_sep) { return 0; } -void av_opt_free(void *obj) {} -int av_opt_flag_is_set(void *obj, const char *field_name, const char *flag_name) { return 0; } -int av_opt_set_dict(void *obj, struct AVDictionary **options) { return 0; } -int av_opt_set_dict2(void *obj, struct AVDictionary **options, int search_flags) { return 0; } -int av_opt_get_key_value(const char **ropts, - const char *key_val_sep, const char *pairs_sep, - unsigned flags, - char **rkey, char **rval) { return 0; } -int av_opt_eval_flags (void *obj, const AVOption *o, const char *val, int *flags_out) { return 0; } -int av_opt_eval_int (void *obj, const AVOption *o, const char *val, int *int_out) { return 0; } -int av_opt_eval_int64 (void *obj, const AVOption *o, const char *val, int64_t *int64_out) { return 0; } -int av_opt_eval_float (void *obj, const AVOption *o, const char *val, float *float_out) { return 0; } -int av_opt_eval_double(void *obj, const AVOption *o, const char *val, double *double_out) { return 0; } -int av_opt_eval_q (void *obj, const AVOption *o, const char *val, AVRational *q_out) { return 0; } -const AVOption *av_opt_find(void *obj, const char *name, const char *unit, - int opt_flags, int search_flags) { return 0; } -const AVOption *av_opt_find2(void *obj, const char *name, const char *unit, - int opt_flags, int search_flags, void **target_obj) { return 0; } -const AVOption *av_opt_next(const void *obj, const AVOption *prev) { return 0; } -void *av_opt_child_next(void *obj, void *prev) { return 0; } -const AVClass *av_opt_child_class_next(const AVClass *parent, const AVClass *prev) { return 0; } -int av_opt_set (void *obj, const char *name, const char *val, int search_flags) { return 0; } -int av_opt_set_int (void *obj, const char *name, int64_t val, int search_flags) { return 0; } -int av_opt_set_double (void *obj, const char *name, double val, int search_flags) { return 0; } -int av_opt_set_q (void *obj, const char *name, AVRational val, int search_flags) { return 0; } -int av_opt_set_bin (void *obj, const char *name, const uint8_t *val, int size, int search_flags) { return 0; } -int av_opt_set_image_size(void *obj, const char *name, int w, int h, int search_flags) { return 0; } -int av_opt_set_pixel_fmt (void *obj, const char *name, enum AVPixelFormat fmt, int search_flags) { return 0; } -int av_opt_set_sample_fmt(void *obj, const char *name, enum AVSampleFormat fmt, int search_flags) { return 0; } -int av_opt_set_video_rate(void *obj, const char *name, AVRational val, int search_flags) { return 0; } -int av_opt_set_channel_layout(void *obj, const char *name, int64_t ch_layout, int search_flags) { return 0; } -int av_opt_set_dict_val(void *obj, const char *name, const AVDictionary *val, int search_flags) { return 0; } -int av_opt_get (void *obj, const char *name, int search_flags, uint8_t **out_val) { return 0; } -int av_opt_get_int (void *obj, const char *name, int search_flags, int64_t *out_val) { return 0; } -int av_opt_get_double (void *obj, const char *name, int search_flags, double *out_val) { return 0; } -int av_opt_get_q (void *obj, const char *name, int search_flags, AVRational *out_val) { return 0; } -int av_opt_get_image_size(void *obj, const char *name, int search_flags, int *w_out, int *h_out) { return 0; } -int av_opt_get_pixel_fmt (void *obj, const char *name, int search_flags, enum AVPixelFormat *out_fmt) { return 0; } -int av_opt_get_sample_fmt(void *obj, const char *name, int search_flags, enum AVSampleFormat *out_fmt) { return 0; } -int av_opt_get_video_rate(void *obj, const char *name, int search_flags, AVRational *out_val) { return 0; } -int av_opt_get_channel_layout(void *obj, const char *name, int search_flags, int64_t *ch_layout) { return 0; } -int av_opt_get_dict_val(void *obj, const char *name, int search_flags, AVDictionary **out_val) { return 0; } -void *av_opt_ptr(const AVClass *avclass, void *obj, const char *name) { return 0; } -void av_opt_freep_ranges(AVOptionRanges **ranges) {} -int av_opt_query_ranges(AVOptionRanges **b, void *obj, const char *key, int flags) { return 0; } -int av_opt_copy(void *dest, const void *src) { return 0; } -int av_opt_query_ranges_default(AVOptionRanges **b, void *obj, const char *key, int flags) { return 0; } -int av_opt_is_set_to_default(void *obj, const AVOption *o) { return 0; } -int av_opt_is_set_to_default_by_name(void *obj, const char *name, int search_flags) { return 0; } -int av_opt_serialize(void *obj, int opt_flags, int flags, char **buffer, - const char key_val_sep, const char pairs_sep) { return 0; } - int av_hwframe_get_buffer(struct AVBufferRef* hwframe_ref, struct AVFrame* frame, int flags) { return 0; } diff --git a/media/ffvpx/libavutil/moz.build b/media/ffvpx/libavutil/moz.build index edc0888b16..a1c920f427 100644 --- a/media/ffvpx/libavutil/moz.build +++ b/media/ffvpx/libavutil/moz.build @@ -38,6 +38,7 @@ SOURCES += [ 'log2_tab.c', 'mathematics.c', 'mem.c', + 'opt.c', 'parseutils.c', 'pixdesc.c', 'pixelutils.c', diff --git a/media/ffvpx/libavutil/opt.c b/media/ffvpx/libavutil/opt.c new file mode 100644 index 0000000000..cd16bd1d3f --- /dev/null +++ b/media/ffvpx/libavutil/opt.c @@ -0,0 +1,1994 @@ +/* + * AVOptions + * Copyright (c) 2005 Michael Niedermayer <michaelni@gmx.at> + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +/** + * @file + * AVOptions + * @author Michael Niedermayer <michaelni@gmx.at> + */ + +#include "avutil.h" +#include "avassert.h" +#include "avstring.h" +#include "channel_layout.h" +#include "common.h" +#include "dict.h" +#include "eval.h" +#include "log.h" +#include "parseutils.h" +#include "pixdesc.h" +#include "mathematics.h" +#include "opt.h" +#include "samplefmt.h" +#include "bprint.h" + +#include <float.h> + +const AVOption *av_opt_next(const void *obj, const AVOption *last) +{ + const AVClass *class; + if (!obj) + return NULL; + class = *(const AVClass**)obj; + if (!last && class && class->option && class->option[0].name) + return class->option; + if (last && last[1].name) + return ++last; + return NULL; +} + +static int read_number(const AVOption *o, const void *dst, double *num, int *den, int64_t *intnum) +{ + switch (o->type) { + case AV_OPT_TYPE_FLAGS: + *intnum = *(unsigned int*)dst; + return 0; + case AV_OPT_TYPE_PIXEL_FMT: + *intnum = *(enum AVPixelFormat *)dst; + return 0; + case AV_OPT_TYPE_SAMPLE_FMT: + *intnum = *(enum AVSampleFormat *)dst; + return 0; + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_INT: + *intnum = *(int *)dst; + return 0; + case AV_OPT_TYPE_CHANNEL_LAYOUT: + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_INT64: + *intnum = *(int64_t *)dst; + return 0; + case AV_OPT_TYPE_FLOAT: + *num = *(float *)dst; + return 0; + case AV_OPT_TYPE_DOUBLE: + *num = *(double *)dst; + return 0; + case AV_OPT_TYPE_RATIONAL: + *intnum = ((AVRational *)dst)->num; + *den = ((AVRational *)dst)->den; + return 0; + case AV_OPT_TYPE_CONST: + *num = o->default_val.dbl; + return 0; + } + return AVERROR(EINVAL); +} + +static int write_number(void *obj, const AVOption *o, void *dst, double num, int den, int64_t intnum) +{ + if (o->type != AV_OPT_TYPE_FLAGS && + (o->max * den < num * intnum || o->min * den > num * intnum)) { + num = den ? num * intnum / den : (num * intnum ? INFINITY : NAN); + av_log(obj, AV_LOG_ERROR, "Value %f for parameter '%s' out of range [%g - %g]\n", + num, o->name, o->min, o->max); + return AVERROR(ERANGE); + } + if (o->type == AV_OPT_TYPE_FLAGS) { + double d = num*intnum/den; + if (d < -1.5 || d > 0xFFFFFFFF+0.5 || (llrint(d*256) & 255)) { + av_log(obj, AV_LOG_ERROR, + "Value %f for parameter '%s' is not a valid set of 32bit integer flags\n", + num*intnum/den, o->name); + return AVERROR(ERANGE); + } + } + + switch (o->type) { + case AV_OPT_TYPE_PIXEL_FMT: + *(enum AVPixelFormat *)dst = llrint(num / den) * intnum; + break; + case AV_OPT_TYPE_SAMPLE_FMT: + *(enum AVSampleFormat *)dst = llrint(num / den) * intnum; + break; + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: + *(int *)dst = llrint(num / den) * intnum; + break; + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_CHANNEL_LAYOUT: + case AV_OPT_TYPE_INT64: + *(int64_t *)dst = llrint(num / den) * intnum; + break; + case AV_OPT_TYPE_FLOAT: + *(float *)dst = num * intnum / den; + break; + case AV_OPT_TYPE_DOUBLE: + *(double *)dst = num * intnum / den; + break; + case AV_OPT_TYPE_RATIONAL: + case AV_OPT_TYPE_VIDEO_RATE: + if ((int) num == num) + *(AVRational *)dst = (AVRational) { num *intnum, den }; + else + *(AVRational *)dst = av_d2q(num * intnum / den, 1 << 24); + break; + default: + return AVERROR(EINVAL); + } + return 0; +} + +static int hexchar2int(char c) { + if (c >= '0' && c <= '9') + return c - '0'; + if (c >= 'a' && c <= 'f') + return c - 'a' + 10; + if (c >= 'A' && c <= 'F') + return c - 'A' + 10; + return -1; +} + +static int set_string_binary(void *obj, const AVOption *o, const char *val, uint8_t **dst) +{ + int *lendst = (int *)(dst + 1); + uint8_t *bin, *ptr; + int len; + + av_freep(dst); + *lendst = 0; + + if (!val || !(len = strlen(val))) + return 0; + + if (len & 1) + return AVERROR(EINVAL); + len /= 2; + + ptr = bin = av_malloc(len); + if (!ptr) + return AVERROR(ENOMEM); + while (*val) { + int a = hexchar2int(*val++); + int b = hexchar2int(*val++); + if (a < 0 || b < 0) { + av_free(bin); + return AVERROR(EINVAL); + } + *ptr++ = (a << 4) | b; + } + *dst = bin; + *lendst = len; + + return 0; +} + +static int set_string(void *obj, const AVOption *o, const char *val, uint8_t **dst) +{ + av_freep(dst); + *dst = av_strdup(val); + return *dst ? 0 : AVERROR(ENOMEM); +} + +#define DEFAULT_NUMVAL(opt) ((opt->type == AV_OPT_TYPE_INT64 || \ + opt->type == AV_OPT_TYPE_CONST || \ + opt->type == AV_OPT_TYPE_FLAGS || \ + opt->type == AV_OPT_TYPE_INT) \ + ? opt->default_val.i64 \ + : opt->default_val.dbl) + +static int set_string_number(void *obj, void *target_obj, const AVOption *o, const char *val, void *dst) +{ + int ret = 0; + int num, den; + char c; + + if (sscanf(val, "%d%*1[:/]%d%c", &num, &den, &c) == 2) { + if ((ret = write_number(obj, o, dst, 1, den, num)) >= 0) + return ret; + ret = 0; + } + + for (;;) { + int i = 0; + char buf[256]; + int cmd = 0; + double d; + int64_t intnum = 1; + + if (o->type == AV_OPT_TYPE_FLAGS) { + if (*val == '+' || *val == '-') + cmd = *(val++); + for (; i < sizeof(buf) - 1 && val[i] && val[i] != '+' && val[i] != '-'; i++) + buf[i] = val[i]; + buf[i] = 0; + } + + { + const AVOption *o_named = av_opt_find(target_obj, i ? buf : val, o->unit, 0, 0); + int res; + int ci = 0; + double const_values[64]; + const char * const_names[64]; + if (o_named && o_named->type == AV_OPT_TYPE_CONST) + d = DEFAULT_NUMVAL(o_named); + else { + if (o->unit) { + for (o_named = NULL; o_named = av_opt_next(target_obj, o_named); ) { + if (o_named->type == AV_OPT_TYPE_CONST && + o_named->unit && + !strcmp(o_named->unit, o->unit)) { + if (ci + 6 >= FF_ARRAY_ELEMS(const_values)) { + av_log(obj, AV_LOG_ERROR, "const_values array too small for %s\n", o->unit); + return AVERROR_PATCHWELCOME; + } + const_names [ci ] = o_named->name; + const_values[ci++] = DEFAULT_NUMVAL(o_named); + } + } + } + const_names [ci ] = "default"; + const_values[ci++] = DEFAULT_NUMVAL(o); + const_names [ci ] = "max"; + const_values[ci++] = o->max; + const_names [ci ] = "min"; + const_values[ci++] = o->min; + const_names [ci ] = "none"; + const_values[ci++] = 0; + const_names [ci ] = "all"; + const_values[ci++] = ~0; + const_names [ci] = NULL; + const_values[ci] = 0; + + res = av_expr_parse_and_eval(&d, i ? buf : val, const_names, + const_values, NULL, NULL, NULL, NULL, NULL, 0, obj); + if (res < 0) { + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\"\n", val); + return res; + } + } + } + if (o->type == AV_OPT_TYPE_FLAGS) { + read_number(o, dst, NULL, NULL, &intnum); + if (cmd == '+') + d = intnum | (int64_t)d; + else if (cmd == '-') + d = intnum &~(int64_t)d; + } + + if ((ret = write_number(obj, o, dst, d, 1, 1)) < 0) + return ret; + val += i; + if (!i || !*val) + return 0; + } + + return 0; +} + +static int set_string_image_size(void *obj, const AVOption *o, const char *val, int *dst) +{ + int ret; + + if (!val || !strcmp(val, "none")) { + dst[0] = + dst[1] = 0; + return 0; + } + ret = av_parse_video_size(dst, dst + 1, val); + if (ret < 0) + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as image size\n", val); + return ret; +} + +static int set_string_video_rate(void *obj, const AVOption *o, const char *val, AVRational *dst) +{ + int ret; + if (!val) { + ret = AVERROR(EINVAL); + } else { + ret = av_parse_video_rate(dst, val); + } + if (ret < 0) + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as video rate\n", val); + return ret; +} + +static int set_string_color(void *obj, const AVOption *o, const char *val, uint8_t *dst) +{ + int ret; + + if (!val) { + return 0; + } else { + ret = av_parse_color(dst, val, -1, obj); + if (ret < 0) + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as color\n", val); + return ret; + } + return 0; +} + +static const char *get_bool_name(int val) +{ + if (val < 0) + return "auto"; + return val ? "true" : "false"; +} + +static int set_string_bool(void *obj, const AVOption *o, const char *val, int *dst) +{ + int n; + + if (!val) + return 0; + + if (!strcmp(val, "auto")) { + n = -1; + } else if (av_match_name(val, "true,y,yes,enable,enabled,on")) { + n = 1; + } else if (av_match_name(val, "false,n,no,disable,disabled,off")) { + n = 0; + } else { + char *end = NULL; + n = strtol(val, &end, 10); + if (val + strlen(val) != end) + goto fail; + } + + if (n < o->min || n > o->max) + goto fail; + + *dst = n; + return 0; + +fail: + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as boolean\n", val); + return AVERROR(EINVAL); +} + +static int set_string_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst, + int fmt_nb, int ((*get_fmt)(const char *)), const char *desc) +{ + int fmt, min, max; + + if (!val || !strcmp(val, "none")) { + fmt = -1; + } else { + fmt = get_fmt(val); + if (fmt == -1) { + char *tail; + fmt = strtol(val, &tail, 0); + if (*tail || (unsigned)fmt >= fmt_nb) { + av_log(obj, AV_LOG_ERROR, + "Unable to parse option value \"%s\" as %s\n", val, desc); + return AVERROR(EINVAL); + } + } + } + + min = FFMAX(o->min, -1); + max = FFMIN(o->max, fmt_nb-1); + + // hack for compatibility with old ffmpeg + if(min == 0 && max == 0) { + min = -1; + max = fmt_nb-1; + } + + if (fmt < min || fmt > max) { + av_log(obj, AV_LOG_ERROR, + "Value %d for parameter '%s' out of %s format range [%d - %d]\n", + fmt, o->name, desc, min, max); + return AVERROR(ERANGE); + } + + *(int *)dst = fmt; + return 0; +} + +static int set_string_pixel_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst) +{ + return set_string_fmt(obj, o, val, dst, + AV_PIX_FMT_NB, av_get_pix_fmt, "pixel format"); +} + +static int set_string_sample_fmt(void *obj, const AVOption *o, const char *val, uint8_t *dst) +{ + return set_string_fmt(obj, o, val, dst, + AV_SAMPLE_FMT_NB, av_get_sample_fmt, "sample format"); +} + +int av_opt_set(void *obj, const char *name, const char *val, int search_flags) +{ + int ret = 0; + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (!val && (o->type != AV_OPT_TYPE_STRING && + o->type != AV_OPT_TYPE_PIXEL_FMT && o->type != AV_OPT_TYPE_SAMPLE_FMT && + o->type != AV_OPT_TYPE_IMAGE_SIZE && o->type != AV_OPT_TYPE_VIDEO_RATE && + o->type != AV_OPT_TYPE_DURATION && o->type != AV_OPT_TYPE_COLOR && + o->type != AV_OPT_TYPE_CHANNEL_LAYOUT && o->type != AV_OPT_TYPE_BOOL)) + return AVERROR(EINVAL); + + if (o->flags & AV_OPT_FLAG_READONLY) + return AVERROR(EINVAL); + + dst = ((uint8_t *)target_obj) + o->offset; + switch (o->type) { + case AV_OPT_TYPE_BOOL: + return set_string_bool(obj, o, val, dst); + case AV_OPT_TYPE_STRING: + return set_string(obj, o, val, dst); + case AV_OPT_TYPE_BINARY: + return set_string_binary(obj, o, val, dst); + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: + case AV_OPT_TYPE_FLOAT: + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_RATIONAL: + return set_string_number(obj, target_obj, o, val, dst); + case AV_OPT_TYPE_IMAGE_SIZE: + return set_string_image_size(obj, o, val, dst); + case AV_OPT_TYPE_VIDEO_RATE: { + AVRational tmp; + ret = set_string_video_rate(obj, o, val, &tmp); + if (ret < 0) + return ret; + return write_number(obj, o, dst, 1, tmp.den, tmp.num); + } + case AV_OPT_TYPE_PIXEL_FMT: + return set_string_pixel_fmt(obj, o, val, dst); + case AV_OPT_TYPE_SAMPLE_FMT: + return set_string_sample_fmt(obj, o, val, dst); + case AV_OPT_TYPE_DURATION: + if (!val) { + *(int64_t *)dst = 0; + return 0; + } else { + if ((ret = av_parse_time(dst, val, 1)) < 0) + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as duration\n", val); + return ret; + } + break; + case AV_OPT_TYPE_COLOR: + return set_string_color(obj, o, val, dst); + case AV_OPT_TYPE_CHANNEL_LAYOUT: + if (!val || !strcmp(val, "none")) { + *(int64_t *)dst = 0; + } else { + int64_t cl = av_get_channel_layout(val); + if (!cl) { + av_log(obj, AV_LOG_ERROR, "Unable to parse option value \"%s\" as channel layout\n", val); + ret = AVERROR(EINVAL); + } + *(int64_t *)dst = cl; + return ret; + } + break; + } + + av_log(obj, AV_LOG_ERROR, "Invalid option type.\n"); + return AVERROR(EINVAL); +} + +#define OPT_EVAL_NUMBER(name, opttype, vartype) \ +int av_opt_eval_ ## name(void *obj, const AVOption *o, \ + const char *val, vartype *name ## _out) \ +{ \ + if (!o || o->type != opttype || o->flags & AV_OPT_FLAG_READONLY) \ + return AVERROR(EINVAL); \ + return set_string_number(obj, obj, o, val, name ## _out); \ +} + +OPT_EVAL_NUMBER(flags, AV_OPT_TYPE_FLAGS, int) +OPT_EVAL_NUMBER(int, AV_OPT_TYPE_INT, int) +OPT_EVAL_NUMBER(int64, AV_OPT_TYPE_INT64, int64_t) +OPT_EVAL_NUMBER(float, AV_OPT_TYPE_FLOAT, float) +OPT_EVAL_NUMBER(double, AV_OPT_TYPE_DOUBLE, double) +OPT_EVAL_NUMBER(q, AV_OPT_TYPE_RATIONAL, AVRational) + +static int set_number(void *obj, const char *name, double num, int den, int64_t intnum, + int search_flags) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + + if (o->flags & AV_OPT_FLAG_READONLY) + return AVERROR(EINVAL); + + dst = ((uint8_t *)target_obj) + o->offset; + return write_number(obj, o, dst, num, den, intnum); +} + +int av_opt_set_int(void *obj, const char *name, int64_t val, int search_flags) +{ + return set_number(obj, name, 1, 1, val, search_flags); +} + +int av_opt_set_double(void *obj, const char *name, double val, int search_flags) +{ + return set_number(obj, name, val, 1, 1, search_flags); +} + +int av_opt_set_q(void *obj, const char *name, AVRational val, int search_flags) +{ + return set_number(obj, name, val.num, val.den, 1, search_flags); +} + +int av_opt_set_bin(void *obj, const char *name, const uint8_t *val, int len, int search_flags) +{ + void *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + uint8_t *ptr; + uint8_t **dst; + int *lendst; + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + + if (o->type != AV_OPT_TYPE_BINARY || o->flags & AV_OPT_FLAG_READONLY) + return AVERROR(EINVAL); + + ptr = len ? av_malloc(len) : NULL; + if (len && !ptr) + return AVERROR(ENOMEM); + + dst = (uint8_t **)(((uint8_t *)target_obj) + o->offset); + lendst = (int *)(dst + 1); + + av_free(*dst); + *dst = ptr; + *lendst = len; + if (len) + memcpy(ptr, val, len); + + return 0; +} + +int av_opt_set_image_size(void *obj, const char *name, int w, int h, int search_flags) +{ + void *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_IMAGE_SIZE) { + av_log(obj, AV_LOG_ERROR, + "The value set by option '%s' is not an image size.\n", o->name); + return AVERROR(EINVAL); + } + if (w<0 || h<0) { + av_log(obj, AV_LOG_ERROR, + "Invalid negative size value %dx%d for size '%s'\n", w, h, o->name); + return AVERROR(EINVAL); + } + *(int *)(((uint8_t *)target_obj) + o->offset) = w; + *(int *)(((uint8_t *)target_obj+sizeof(int)) + o->offset) = h; + return 0; +} + +int av_opt_set_video_rate(void *obj, const char *name, AVRational val, int search_flags) +{ + void *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_VIDEO_RATE) { + av_log(obj, AV_LOG_ERROR, + "The value set by option '%s' is not a video rate.\n", o->name); + return AVERROR(EINVAL); + } + if (val.num <= 0 || val.den <= 0) + return AVERROR(EINVAL); + return set_number(obj, name, val.num, val.den, 1, search_flags); +} + +static int set_format(void *obj, const char *name, int fmt, int search_flags, + enum AVOptionType type, const char *desc, int nb_fmts) +{ + void *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, + search_flags, &target_obj); + int min, max; + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != type) { + av_log(obj, AV_LOG_ERROR, + "The value set by option '%s' is not a %s format", name, desc); + return AVERROR(EINVAL); + } + + min = FFMAX(o->min, -1); + max = FFMIN(o->max, nb_fmts-1); + + if (fmt < min || fmt > max) { + av_log(obj, AV_LOG_ERROR, + "Value %d for parameter '%s' out of %s format range [%d - %d]\n", + fmt, name, desc, min, max); + return AVERROR(ERANGE); + } + *(int *)(((uint8_t *)target_obj) + o->offset) = fmt; + return 0; +} + +int av_opt_set_pixel_fmt(void *obj, const char *name, enum AVPixelFormat fmt, int search_flags) +{ + return set_format(obj, name, fmt, search_flags, AV_OPT_TYPE_PIXEL_FMT, "pixel", AV_PIX_FMT_NB); +} + +int av_opt_set_sample_fmt(void *obj, const char *name, enum AVSampleFormat fmt, int search_flags) +{ + return set_format(obj, name, fmt, search_flags, AV_OPT_TYPE_SAMPLE_FMT, "sample", AV_SAMPLE_FMT_NB); +} + +int av_opt_set_channel_layout(void *obj, const char *name, int64_t cl, int search_flags) +{ + void *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_CHANNEL_LAYOUT) { + av_log(obj, AV_LOG_ERROR, + "The value set by option '%s' is not a channel layout.\n", o->name); + return AVERROR(EINVAL); + } + *(int64_t *)(((uint8_t *)target_obj) + o->offset) = cl; + return 0; +} + +int av_opt_set_dict_val(void *obj, const char *name, const AVDictionary *val, + int search_flags) +{ + void *target_obj; + AVDictionary **dst; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->flags & AV_OPT_FLAG_READONLY) + return AVERROR(EINVAL); + + dst = (AVDictionary **)(((uint8_t *)target_obj) + o->offset); + av_dict_free(dst); + av_dict_copy(dst, val, 0); + + return 0; +} + +static void format_duration(char *buf, size_t size, int64_t d) +{ + char *e; + + av_assert0(size >= 25); + if (d < 0 && d != INT64_MIN) { + *(buf++) = '-'; + size--; + d = -d; + } + if (d == INT64_MAX) + snprintf(buf, size, "INT64_MAX"); + else if (d == INT64_MIN) + snprintf(buf, size, "INT64_MIN"); + else if (d > (int64_t)3600*1000000) + snprintf(buf, size, "%"PRId64":%02d:%02d.%06d", d / 3600000000, + (int)((d / 60000000) % 60), + (int)((d / 1000000) % 60), + (int)(d % 1000000)); + else if (d > 60*1000000) + snprintf(buf, size, "%d:%02d.%06d", + (int)(d / 60000000), + (int)((d / 1000000) % 60), + (int)(d % 1000000)); + else + snprintf(buf, size, "%d.%06d", + (int)(d / 1000000), + (int)(d % 1000000)); + e = buf + strlen(buf); + while (e > buf && e[-1] == '0') + *(--e) = 0; + if (e > buf && e[-1] == '.') + *(--e) = 0; +} + +int av_opt_get(void *obj, const char *name, int search_flags, uint8_t **out_val) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + uint8_t *bin, buf[128]; + int len, i, ret; + int64_t i64; + + if (!o || !target_obj || (o->offset<=0 && o->type != AV_OPT_TYPE_CONST)) + return AVERROR_OPTION_NOT_FOUND; + + dst = (uint8_t *)target_obj + o->offset; + + buf[0] = 0; + switch (o->type) { + case AV_OPT_TYPE_BOOL: + ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(get_bool_name(*(int *)dst), "invalid")); + break; + case AV_OPT_TYPE_FLAGS: + ret = snprintf(buf, sizeof(buf), "0x%08X", *(int *)dst); + break; + case AV_OPT_TYPE_INT: + ret = snprintf(buf, sizeof(buf), "%d", *(int *)dst); + break; + case AV_OPT_TYPE_INT64: + ret = snprintf(buf, sizeof(buf), "%"PRId64, *(int64_t *)dst); + break; + case AV_OPT_TYPE_FLOAT: + ret = snprintf(buf, sizeof(buf), "%f", *(float *)dst); + break; + case AV_OPT_TYPE_DOUBLE: + ret = snprintf(buf, sizeof(buf), "%f", *(double *)dst); + break; + case AV_OPT_TYPE_VIDEO_RATE: + case AV_OPT_TYPE_RATIONAL: + ret = snprintf(buf, sizeof(buf), "%d/%d", ((AVRational *)dst)->num, ((AVRational *)dst)->den); + break; + case AV_OPT_TYPE_CONST: + ret = snprintf(buf, sizeof(buf), "%f", o->default_val.dbl); + break; + case AV_OPT_TYPE_STRING: + if (*(uint8_t **)dst) { + *out_val = av_strdup(*(uint8_t **)dst); + } else if (search_flags & AV_OPT_ALLOW_NULL) { + *out_val = NULL; + return 0; + } else { + *out_val = av_strdup(""); + } + return *out_val ? 0 : AVERROR(ENOMEM); + case AV_OPT_TYPE_BINARY: + if (!*(uint8_t **)dst && (search_flags & AV_OPT_ALLOW_NULL)) { + *out_val = NULL; + return 0; + } + len = *(int *)(((uint8_t *)dst) + sizeof(uint8_t *)); + if ((uint64_t)len * 2 + 1 > INT_MAX) + return AVERROR(EINVAL); + if (!(*out_val = av_malloc(len * 2 + 1))) + return AVERROR(ENOMEM); + if (!len) { + *out_val[0] = '\0'; + return 0; + } + bin = *(uint8_t **)dst; + for (i = 0; i < len; i++) + snprintf(*out_val + i * 2, 3, "%02X", bin[i]); + return 0; + case AV_OPT_TYPE_IMAGE_SIZE: + ret = snprintf(buf, sizeof(buf), "%dx%d", ((int *)dst)[0], ((int *)dst)[1]); + break; + case AV_OPT_TYPE_PIXEL_FMT: + ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(av_get_pix_fmt_name(*(enum AVPixelFormat *)dst), "none")); + break; + case AV_OPT_TYPE_SAMPLE_FMT: + ret = snprintf(buf, sizeof(buf), "%s", (char *)av_x_if_null(av_get_sample_fmt_name(*(enum AVSampleFormat *)dst), "none")); + break; + case AV_OPT_TYPE_DURATION: + i64 = *(int64_t *)dst; + format_duration(buf, sizeof(buf), i64); + ret = strlen(buf); // no overflow possible, checked by an assert + break; + case AV_OPT_TYPE_COLOR: + ret = snprintf(buf, sizeof(buf), "0x%02x%02x%02x%02x", + (int)((uint8_t *)dst)[0], (int)((uint8_t *)dst)[1], + (int)((uint8_t *)dst)[2], (int)((uint8_t *)dst)[3]); + break; + case AV_OPT_TYPE_CHANNEL_LAYOUT: + i64 = *(int64_t *)dst; + ret = snprintf(buf, sizeof(buf), "0x%"PRIx64, i64); + break; + default: + return AVERROR(EINVAL); + } + + if (ret >= sizeof(buf)) + return AVERROR(EINVAL); + *out_val = av_strdup(buf); + return *out_val ? 0 : AVERROR(ENOMEM); +} + +static int get_number(void *obj, const char *name, const AVOption **o_out, double *num, int *den, int64_t *intnum, + int search_flags) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + goto error; + + dst = ((uint8_t *)target_obj) + o->offset; + + if (o_out) *o_out= o; + + return read_number(o, dst, num, den, intnum); + +error: + *den = + *intnum = 0; + return -1; +} + +int av_opt_get_int(void *obj, const char *name, int search_flags, int64_t *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + *out_val = num * intnum / den; + return 0; +} + +int av_opt_get_double(void *obj, const char *name, int search_flags, double *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + *out_val = num * intnum / den; + return 0; +} + +int av_opt_get_q(void *obj, const char *name, int search_flags, AVRational *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + + if (num == 1.0 && (int)intnum == intnum) + *out_val = (AVRational){intnum, den}; + else + *out_val = av_d2q(num*intnum/den, 1<<24); + return 0; +} + +int av_opt_get_image_size(void *obj, const char *name, int search_flags, int *w_out, int *h_out) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_IMAGE_SIZE) { + av_log(obj, AV_LOG_ERROR, + "The value for option '%s' is not an image size.\n", name); + return AVERROR(EINVAL); + } + + dst = ((uint8_t*)target_obj) + o->offset; + if (w_out) *w_out = *(int *)dst; + if (h_out) *h_out = *((int *)dst+1); + return 0; +} + +int av_opt_get_video_rate(void *obj, const char *name, int search_flags, AVRational *out_val) +{ + int64_t intnum = 1; + double num = 1; + int ret, den = 1; + + if ((ret = get_number(obj, name, NULL, &num, &den, &intnum, search_flags)) < 0) + return ret; + + if (num == 1.0 && (int)intnum == intnum) + *out_val = (AVRational) { intnum, den }; + else + *out_val = av_d2q(num * intnum / den, 1 << 24); + return 0; +} + +static int get_format(void *obj, const char *name, int search_flags, int *out_fmt, + enum AVOptionType type, const char *desc) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != type) { + av_log(obj, AV_LOG_ERROR, + "The value for option '%s' is not a %s format.\n", desc, name); + return AVERROR(EINVAL); + } + + dst = ((uint8_t*)target_obj) + o->offset; + *out_fmt = *(int *)dst; + return 0; +} + +int av_opt_get_pixel_fmt(void *obj, const char *name, int search_flags, enum AVPixelFormat *out_fmt) +{ + return get_format(obj, name, search_flags, out_fmt, AV_OPT_TYPE_PIXEL_FMT, "pixel"); +} + +int av_opt_get_sample_fmt(void *obj, const char *name, int search_flags, enum AVSampleFormat *out_fmt) +{ + return get_format(obj, name, search_flags, out_fmt, AV_OPT_TYPE_SAMPLE_FMT, "sample"); +} + +int av_opt_get_channel_layout(void *obj, const char *name, int search_flags, int64_t *cl) +{ + void *dst, *target_obj; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_CHANNEL_LAYOUT) { + av_log(obj, AV_LOG_ERROR, + "The value for option '%s' is not a channel layout.\n", name); + return AVERROR(EINVAL); + } + + dst = ((uint8_t*)target_obj) + o->offset; + *cl = *(int64_t *)dst; + return 0; +} + +int av_opt_get_dict_val(void *obj, const char *name, int search_flags, AVDictionary **out_val) +{ + void *target_obj; + AVDictionary *src; + const AVOption *o = av_opt_find2(obj, name, NULL, 0, search_flags, &target_obj); + + if (!o || !target_obj) + return AVERROR_OPTION_NOT_FOUND; + if (o->type != AV_OPT_TYPE_DICT) + return AVERROR(EINVAL); + + src = *(AVDictionary **)(((uint8_t *)target_obj) + o->offset); + av_dict_copy(out_val, src, 0); + + return 0; +} + +int av_opt_flag_is_set(void *obj, const char *field_name, const char *flag_name) +{ + const AVOption *field = av_opt_find(obj, field_name, NULL, 0, 0); + const AVOption *flag = av_opt_find(obj, flag_name, + field ? field->unit : NULL, 0, 0); + int64_t res; + + if (!field || !flag || flag->type != AV_OPT_TYPE_CONST || + av_opt_get_int(obj, field_name, 0, &res) < 0) + return 0; + return res & flag->default_val.i64; +} + +static void log_value(void *av_log_obj, int level, double d) +{ + if (d == INT_MAX) { + av_log(av_log_obj, level, "INT_MAX"); + } else if (d == INT_MIN) { + av_log(av_log_obj, level, "INT_MIN"); + } else if (d == UINT32_MAX) { + av_log(av_log_obj, level, "UINT32_MAX"); + } else if (d == (double)INT64_MAX) { + av_log(av_log_obj, level, "I64_MAX"); + } else if (d == INT64_MIN) { + av_log(av_log_obj, level, "I64_MIN"); + } else if (d == FLT_MAX) { + av_log(av_log_obj, level, "FLT_MAX"); + } else if (d == FLT_MIN) { + av_log(av_log_obj, level, "FLT_MIN"); + } else if (d == -FLT_MAX) { + av_log(av_log_obj, level, "-FLT_MAX"); + } else if (d == -FLT_MIN) { + av_log(av_log_obj, level, "-FLT_MIN"); + } else if (d == DBL_MAX) { + av_log(av_log_obj, level, "DBL_MAX"); + } else if (d == DBL_MIN) { + av_log(av_log_obj, level, "DBL_MIN"); + } else if (d == -DBL_MAX) { + av_log(av_log_obj, level, "-DBL_MAX"); + } else if (d == -DBL_MIN) { + av_log(av_log_obj, level, "-DBL_MIN"); + } else { + av_log(av_log_obj, level, "%g", d); + } +} + +static const char *get_opt_const_name(void *obj, const char *unit, int64_t value) +{ + const AVOption *opt = NULL; + + if (!unit) + return NULL; + while ((opt = av_opt_next(obj, opt))) + if (opt->type == AV_OPT_TYPE_CONST && !strcmp(opt->unit, unit) && + opt->default_val.i64 == value) + return opt->name; + return NULL; +} + +static char *get_opt_flags_string(void *obj, const char *unit, int64_t value) +{ + const AVOption *opt = NULL; + char flags[512]; + + flags[0] = 0; + if (!unit) + return NULL; + while ((opt = av_opt_next(obj, opt))) { + if (opt->type == AV_OPT_TYPE_CONST && !strcmp(opt->unit, unit) && + opt->default_val.i64 & value) { + if (flags[0]) + av_strlcatf(flags, sizeof(flags), "+"); + av_strlcatf(flags, sizeof(flags), "%s", opt->name); + } + } + if (flags[0]) + return av_strdup(flags); + return NULL; +} + +static void opt_list(void *obj, void *av_log_obj, const char *unit, + int req_flags, int rej_flags) +{ + const AVOption *opt = NULL; + AVOptionRanges *r; + int i; + + while ((opt = av_opt_next(obj, opt))) { + if (!(opt->flags & req_flags) || (opt->flags & rej_flags)) + continue; + + /* Don't print CONST's on level one. + * Don't print anything but CONST's on level two. + * Only print items from the requested unit. + */ + if (!unit && opt->type == AV_OPT_TYPE_CONST) + continue; + else if (unit && opt->type != AV_OPT_TYPE_CONST) + continue; + else if (unit && opt->type == AV_OPT_TYPE_CONST && strcmp(unit, opt->unit)) + continue; + else if (unit && opt->type == AV_OPT_TYPE_CONST) + av_log(av_log_obj, AV_LOG_INFO, " %-15s ", opt->name); + else + av_log(av_log_obj, AV_LOG_INFO, " %s%-17s ", + (opt->flags & AV_OPT_FLAG_FILTERING_PARAM) ? "" : "-", + opt->name); + + switch (opt->type) { + case AV_OPT_TYPE_FLAGS: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<flags>"); + break; + case AV_OPT_TYPE_INT: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<int>"); + break; + case AV_OPT_TYPE_INT64: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<int64>"); + break; + case AV_OPT_TYPE_DOUBLE: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<double>"); + break; + case AV_OPT_TYPE_FLOAT: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<float>"); + break; + case AV_OPT_TYPE_STRING: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<string>"); + break; + case AV_OPT_TYPE_RATIONAL: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<rational>"); + break; + case AV_OPT_TYPE_BINARY: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<binary>"); + break; + case AV_OPT_TYPE_IMAGE_SIZE: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<image_size>"); + break; + case AV_OPT_TYPE_VIDEO_RATE: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<video_rate>"); + break; + case AV_OPT_TYPE_PIXEL_FMT: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<pix_fmt>"); + break; + case AV_OPT_TYPE_SAMPLE_FMT: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<sample_fmt>"); + break; + case AV_OPT_TYPE_DURATION: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<duration>"); + break; + case AV_OPT_TYPE_COLOR: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<color>"); + break; + case AV_OPT_TYPE_CHANNEL_LAYOUT: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<channel_layout>"); + break; + case AV_OPT_TYPE_BOOL: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", "<boolean>"); + break; + case AV_OPT_TYPE_CONST: + default: + av_log(av_log_obj, AV_LOG_INFO, "%-12s ", ""); + break; + } + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_ENCODING_PARAM) ? 'E' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_DECODING_PARAM) ? 'D' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_FILTERING_PARAM)? 'F' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_VIDEO_PARAM ) ? 'V' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_AUDIO_PARAM ) ? 'A' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_SUBTITLE_PARAM) ? 'S' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_EXPORT) ? 'X' : '.'); + av_log(av_log_obj, AV_LOG_INFO, "%c", (opt->flags & AV_OPT_FLAG_READONLY) ? 'R' : '.'); + + if (opt->help) + av_log(av_log_obj, AV_LOG_INFO, " %s", opt->help); + + if (av_opt_query_ranges(&r, obj, opt->name, AV_OPT_SEARCH_FAKE_OBJ) >= 0) { + switch (opt->type) { + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_FLOAT: + case AV_OPT_TYPE_RATIONAL: + for (i = 0; i < r->nb_ranges; i++) { + av_log(av_log_obj, AV_LOG_INFO, " (from "); + log_value(av_log_obj, AV_LOG_INFO, r->range[i]->value_min); + av_log(av_log_obj, AV_LOG_INFO, " to "); + log_value(av_log_obj, AV_LOG_INFO, r->range[i]->value_max); + av_log(av_log_obj, AV_LOG_INFO, ")"); + } + break; + } + av_opt_freep_ranges(&r); + } + + if (opt->type != AV_OPT_TYPE_CONST && + opt->type != AV_OPT_TYPE_BINARY && + !((opt->type == AV_OPT_TYPE_COLOR || + opt->type == AV_OPT_TYPE_IMAGE_SIZE || + opt->type == AV_OPT_TYPE_STRING || + opt->type == AV_OPT_TYPE_VIDEO_RATE) && + !opt->default_val.str)) { + av_log(av_log_obj, AV_LOG_INFO, " (default "); + switch (opt->type) { + case AV_OPT_TYPE_BOOL: + av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(get_bool_name(opt->default_val.i64), "invalid")); + break; + case AV_OPT_TYPE_FLAGS: { + char *def_flags = get_opt_flags_string(obj, opt->unit, opt->default_val.i64); + if (def_flags) { + av_log(av_log_obj, AV_LOG_INFO, "%s", def_flags); + av_freep(&def_flags); + } else { + av_log(av_log_obj, AV_LOG_INFO, "%"PRIX64, opt->default_val.i64); + } + break; + } + case AV_OPT_TYPE_DURATION: { + char buf[25]; + format_duration(buf, sizeof(buf), opt->default_val.i64); + av_log(av_log_obj, AV_LOG_INFO, "%s", buf); + break; + } + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: { + const char *def_const = get_opt_const_name(obj, opt->unit, opt->default_val.i64); + if (def_const) + av_log(av_log_obj, AV_LOG_INFO, "%s", def_const); + else + log_value(av_log_obj, AV_LOG_INFO, opt->default_val.i64); + break; + } + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_FLOAT: + log_value(av_log_obj, AV_LOG_INFO, opt->default_val.dbl); + break; + case AV_OPT_TYPE_RATIONAL: { + AVRational q = av_d2q(opt->default_val.dbl, INT_MAX); + av_log(av_log_obj, AV_LOG_INFO, "%d/%d", q.num, q.den); } + break; + case AV_OPT_TYPE_PIXEL_FMT: + av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(av_get_pix_fmt_name(opt->default_val.i64), "none")); + break; + case AV_OPT_TYPE_SAMPLE_FMT: + av_log(av_log_obj, AV_LOG_INFO, "%s", (char *)av_x_if_null(av_get_sample_fmt_name(opt->default_val.i64), "none")); + break; + case AV_OPT_TYPE_COLOR: + case AV_OPT_TYPE_IMAGE_SIZE: + case AV_OPT_TYPE_STRING: + case AV_OPT_TYPE_VIDEO_RATE: + av_log(av_log_obj, AV_LOG_INFO, "\"%s\"", opt->default_val.str); + break; + case AV_OPT_TYPE_CHANNEL_LAYOUT: + av_log(av_log_obj, AV_LOG_INFO, "0x%"PRIx64, opt->default_val.i64); + break; + } + av_log(av_log_obj, AV_LOG_INFO, ")"); + } + + av_log(av_log_obj, AV_LOG_INFO, "\n"); + if (opt->unit && opt->type != AV_OPT_TYPE_CONST) + opt_list(obj, av_log_obj, opt->unit, req_flags, rej_flags); + } +} + +int av_opt_show2(void *obj, void *av_log_obj, int req_flags, int rej_flags) +{ + if (!obj) + return -1; + + av_log(av_log_obj, AV_LOG_INFO, "%s AVOptions:\n", (*(AVClass **)obj)->class_name); + + opt_list(obj, av_log_obj, NULL, req_flags, rej_flags); + + return 0; +} + +void av_opt_set_defaults(void *s) +{ + av_opt_set_defaults2(s, 0, 0); +} + +void av_opt_set_defaults2(void *s, int mask, int flags) +{ + const AVOption *opt = NULL; + while ((opt = av_opt_next(s, opt))) { + void *dst = ((uint8_t*)s) + opt->offset; + + if ((opt->flags & mask) != flags) + continue; + + if (opt->flags & AV_OPT_FLAG_READONLY) + continue; + + switch (opt->type) { + case AV_OPT_TYPE_CONST: + /* Nothing to be done here */ + break; + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_CHANNEL_LAYOUT: + case AV_OPT_TYPE_PIXEL_FMT: + case AV_OPT_TYPE_SAMPLE_FMT: + write_number(s, opt, dst, 1, 1, opt->default_val.i64); + break; + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_FLOAT: { + double val; + val = opt->default_val.dbl; + write_number(s, opt, dst, val, 1, 1); + } + break; + case AV_OPT_TYPE_RATIONAL: { + AVRational val; + val = av_d2q(opt->default_val.dbl, INT_MAX); + write_number(s, opt, dst, 1, val.den, val.num); + } + break; + case AV_OPT_TYPE_COLOR: + set_string_color(s, opt, opt->default_val.str, dst); + break; + case AV_OPT_TYPE_STRING: + set_string(s, opt, opt->default_val.str, dst); + break; + case AV_OPT_TYPE_IMAGE_SIZE: + set_string_image_size(s, opt, opt->default_val.str, dst); + break; + case AV_OPT_TYPE_VIDEO_RATE: + set_string_video_rate(s, opt, opt->default_val.str, dst); + break; + case AV_OPT_TYPE_BINARY: + set_string_binary(s, opt, opt->default_val.str, dst); + break; + case AV_OPT_TYPE_DICT: + /* Cannot set defaults for these types */ + break; + default: + av_log(s, AV_LOG_DEBUG, "AVOption type %d of option %s not implemented yet\n", + opt->type, opt->name); + } + } +} + +/** + * Store the value in the field in ctx that is named like key. + * ctx must be an AVClass context, storing is done using AVOptions. + * + * @param buf the string to parse, buf will be updated to point at the + * separator just after the parsed key/value pair + * @param key_val_sep a 0-terminated list of characters used to + * separate key from value + * @param pairs_sep a 0-terminated list of characters used to separate + * two pairs from each other + * @return 0 if the key/value pair has been successfully parsed and + * set, or a negative value corresponding to an AVERROR code in case + * of error: + * AVERROR(EINVAL) if the key/value pair cannot be parsed, + * the error code issued by av_opt_set() if the key/value pair + * cannot be set + */ +static int parse_key_value_pair(void *ctx, const char **buf, + const char *key_val_sep, const char *pairs_sep) +{ + char *key = av_get_token(buf, key_val_sep); + char *val; + int ret; + + if (!key) + return AVERROR(ENOMEM); + + if (*key && strspn(*buf, key_val_sep)) { + (*buf)++; + val = av_get_token(buf, pairs_sep); + if (!val) { + av_freep(&key); + return AVERROR(ENOMEM); + } + } else { + av_log(ctx, AV_LOG_ERROR, "Missing key or no key/value separator found after key '%s'\n", key); + av_free(key); + return AVERROR(EINVAL); + } + + av_log(ctx, AV_LOG_DEBUG, "Setting entry with key '%s' to value '%s'\n", key, val); + + ret = av_opt_set(ctx, key, val, AV_OPT_SEARCH_CHILDREN); + if (ret == AVERROR_OPTION_NOT_FOUND) + av_log(ctx, AV_LOG_ERROR, "Key '%s' not found.\n", key); + + av_free(key); + av_free(val); + return ret; +} + +int av_set_options_string(void *ctx, const char *opts, + const char *key_val_sep, const char *pairs_sep) +{ + int ret, count = 0; + + if (!opts) + return 0; + + while (*opts) { + if ((ret = parse_key_value_pair(ctx, &opts, key_val_sep, pairs_sep)) < 0) + return ret; + count++; + + if (*opts) + opts++; + } + + return count; +} + +#define WHITESPACES " \n\t\r" + +static int is_key_char(char c) +{ + return (unsigned)((c | 32) - 'a') < 26 || + (unsigned)(c - '0') < 10 || + c == '-' || c == '_' || c == '/' || c == '.'; +} + +/** + * Read a key from a string. + * + * The key consists of is_key_char characters and must be terminated by a + * character from the delim string; spaces are ignored. + * + * @return 0 for success (even with ellipsis), <0 for failure + */ +static int get_key(const char **ropts, const char *delim, char **rkey) +{ + const char *opts = *ropts; + const char *key_start, *key_end; + + key_start = opts += strspn(opts, WHITESPACES); + while (is_key_char(*opts)) + opts++; + key_end = opts; + opts += strspn(opts, WHITESPACES); + if (!*opts || !strchr(delim, *opts)) + return AVERROR(EINVAL); + opts++; + if (!(*rkey = av_malloc(key_end - key_start + 1))) + return AVERROR(ENOMEM); + memcpy(*rkey, key_start, key_end - key_start); + (*rkey)[key_end - key_start] = 0; + *ropts = opts; + return 0; +} + +int av_opt_get_key_value(const char **ropts, + const char *key_val_sep, const char *pairs_sep, + unsigned flags, + char **rkey, char **rval) +{ + int ret; + char *key = NULL, *val; + const char *opts = *ropts; + + if ((ret = get_key(&opts, key_val_sep, &key)) < 0 && + !(flags & AV_OPT_FLAG_IMPLICIT_KEY)) + return AVERROR(EINVAL); + if (!(val = av_get_token(&opts, pairs_sep))) { + av_free(key); + return AVERROR(ENOMEM); + } + *ropts = opts; + *rkey = key; + *rval = val; + return 0; +} + +int av_opt_set_from_string(void *ctx, const char *opts, + const char *const *shorthand, + const char *key_val_sep, const char *pairs_sep) +{ + int ret, count = 0; + const char *dummy_shorthand = NULL; + char *av_uninit(parsed_key), *av_uninit(value); + const char *key; + + if (!opts) + return 0; + if (!shorthand) + shorthand = &dummy_shorthand; + + while (*opts) { + ret = av_opt_get_key_value(&opts, key_val_sep, pairs_sep, + *shorthand ? AV_OPT_FLAG_IMPLICIT_KEY : 0, + &parsed_key, &value); + if (ret < 0) { + if (ret == AVERROR(EINVAL)) + av_log(ctx, AV_LOG_ERROR, "No option name near '%s'\n", opts); + else + av_log(ctx, AV_LOG_ERROR, "Unable to parse '%s': %s\n", opts, + av_err2str(ret)); + return ret; + } + if (*opts) + opts++; + if (parsed_key) { + key = parsed_key; + while (*shorthand) /* discard all remaining shorthand */ + shorthand++; + } else { + key = *(shorthand++); + } + + av_log(ctx, AV_LOG_DEBUG, "Setting '%s' to value '%s'\n", key, value); + if ((ret = av_opt_set(ctx, key, value, 0)) < 0) { + if (ret == AVERROR_OPTION_NOT_FOUND) + av_log(ctx, AV_LOG_ERROR, "Option '%s' not found\n", key); + av_free(value); + av_free(parsed_key); + return ret; + } + + av_free(value); + av_free(parsed_key); + count++; + } + return count; +} + +void av_opt_free(void *obj) +{ + const AVOption *o = NULL; + while ((o = av_opt_next(obj, o))) { + switch (o->type) { + case AV_OPT_TYPE_STRING: + case AV_OPT_TYPE_BINARY: + av_freep((uint8_t *)obj + o->offset); + break; + + case AV_OPT_TYPE_DICT: + av_dict_free((AVDictionary **)(((uint8_t *)obj) + o->offset)); + break; + + default: + break; + } + } +} + +int av_opt_set_dict2(void *obj, AVDictionary **options, int search_flags) +{ + AVDictionaryEntry *t = NULL; + AVDictionary *tmp = NULL; + int ret = 0; + + if (!options) + return 0; + + while ((t = av_dict_get(*options, "", t, AV_DICT_IGNORE_SUFFIX))) { + ret = av_opt_set(obj, t->key, t->value, search_flags); + if (ret == AVERROR_OPTION_NOT_FOUND) + ret = av_dict_set(&tmp, t->key, t->value, 0); + if (ret < 0) { + av_log(obj, AV_LOG_ERROR, "Error setting option %s to value %s.\n", t->key, t->value); + av_dict_free(&tmp); + return ret; + } + ret = 0; + } + av_dict_free(options); + *options = tmp; + return ret; +} + +int av_opt_set_dict(void *obj, AVDictionary **options) +{ + return av_opt_set_dict2(obj, options, 0); +} + +const AVOption *av_opt_find(void *obj, const char *name, const char *unit, + int opt_flags, int search_flags) +{ + return av_opt_find2(obj, name, unit, opt_flags, search_flags, NULL); +} + +const AVOption *av_opt_find2(void *obj, const char *name, const char *unit, + int opt_flags, int search_flags, void **target_obj) +{ + const AVClass *c; + const AVOption *o = NULL; + + if(!obj) + return NULL; + + c= *(AVClass**)obj; + + if (!c) + return NULL; + + if (search_flags & AV_OPT_SEARCH_CHILDREN) { + if (search_flags & AV_OPT_SEARCH_FAKE_OBJ) { + const AVClass *child = NULL; + while (child = av_opt_child_class_next(c, child)) + if (o = av_opt_find2(&child, name, unit, opt_flags, search_flags, NULL)) + return o; + } else { + void *child = NULL; + while (child = av_opt_child_next(obj, child)) + if (o = av_opt_find2(child, name, unit, opt_flags, search_flags, target_obj)) + return o; + } + } + + while (o = av_opt_next(obj, o)) { + if (!strcmp(o->name, name) && (o->flags & opt_flags) == opt_flags && + ((!unit && o->type != AV_OPT_TYPE_CONST) || + (unit && o->type == AV_OPT_TYPE_CONST && o->unit && !strcmp(o->unit, unit)))) { + if (target_obj) { + if (!(search_flags & AV_OPT_SEARCH_FAKE_OBJ)) + *target_obj = obj; + else + *target_obj = NULL; + } + return o; + } + } + return NULL; +} + +void *av_opt_child_next(void *obj, void *prev) +{ + const AVClass *c = *(AVClass **)obj; + if (c->child_next) + return c->child_next(obj, prev); + return NULL; +} + +const AVClass *av_opt_child_class_next(const AVClass *parent, const AVClass *prev) +{ + if (parent->child_class_next) + return parent->child_class_next(prev); + return NULL; +} + +void *av_opt_ptr(const AVClass *class, void *obj, const char *name) +{ + const AVOption *opt= av_opt_find2(&class, name, NULL, 0, AV_OPT_SEARCH_FAKE_OBJ, NULL); + if(!opt) + return NULL; + return (uint8_t*)obj + opt->offset; +} + +static int opt_size(enum AVOptionType type) +{ + switch(type) { + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_FLAGS: + return sizeof(int); + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_CHANNEL_LAYOUT: + case AV_OPT_TYPE_INT64: + return sizeof(int64_t); + case AV_OPT_TYPE_DOUBLE: + return sizeof(double); + case AV_OPT_TYPE_FLOAT: + return sizeof(float); + case AV_OPT_TYPE_STRING: + return sizeof(uint8_t*); + case AV_OPT_TYPE_VIDEO_RATE: + case AV_OPT_TYPE_RATIONAL: + return sizeof(AVRational); + case AV_OPT_TYPE_BINARY: + return sizeof(uint8_t*) + sizeof(int); + case AV_OPT_TYPE_IMAGE_SIZE: + return sizeof(int[2]); + case AV_OPT_TYPE_PIXEL_FMT: + return sizeof(enum AVPixelFormat); + case AV_OPT_TYPE_SAMPLE_FMT: + return sizeof(enum AVSampleFormat); + case AV_OPT_TYPE_COLOR: + return 4; + } + return AVERROR(EINVAL); +} + +int av_opt_copy(void *dst, const void *src) +{ + const AVOption *o = NULL; + const AVClass *c; + int ret = 0; + + if (!src) + return AVERROR(EINVAL); + + c = *(AVClass **)src; + if (!c || c != *(AVClass **)dst) + return AVERROR(EINVAL); + + while ((o = av_opt_next(src, o))) { + void *field_dst = (uint8_t *)dst + o->offset; + void *field_src = (uint8_t *)src + o->offset; + uint8_t **field_dst8 = (uint8_t **)field_dst; + uint8_t **field_src8 = (uint8_t **)field_src; + + if (o->type == AV_OPT_TYPE_STRING) { + if (*field_dst8 != *field_src8) + av_freep(field_dst8); + *field_dst8 = av_strdup(*field_src8); + if (*field_src8 && !*field_dst8) + ret = AVERROR(ENOMEM); + } else if (o->type == AV_OPT_TYPE_BINARY) { + int len = *(int *)(field_src8 + 1); + if (*field_dst8 != *field_src8) + av_freep(field_dst8); + *field_dst8 = av_memdup(*field_src8, len); + if (len && !*field_dst8) { + ret = AVERROR(ENOMEM); + len = 0; + } + *(int *)(field_dst8 + 1) = len; + } else if (o->type == AV_OPT_TYPE_CONST) { + // do nothing + } else if (o->type == AV_OPT_TYPE_DICT) { + AVDictionary **sdict = (AVDictionary **) field_src; + AVDictionary **ddict = (AVDictionary **) field_dst; + if (*sdict != *ddict) + av_dict_free(ddict); + *ddict = NULL; + av_dict_copy(ddict, *sdict, 0); + if (av_dict_count(*sdict) != av_dict_count(*ddict)) + ret = AVERROR(ENOMEM); + } else { + int size = opt_size(o->type); + if (size < 0) + ret = size; + else + memcpy(field_dst, field_src, size); + } + } + return ret; +} + +int av_opt_query_ranges(AVOptionRanges **ranges_arg, void *obj, const char *key, int flags) +{ + int ret; + const AVClass *c = *(AVClass**)obj; + int (*callback)(AVOptionRanges **, void *obj, const char *key, int flags) = NULL; + + if (c->version > (52 << 16 | 11 << 8)) + callback = c->query_ranges; + + if (!callback) + callback = av_opt_query_ranges_default; + + ret = callback(ranges_arg, obj, key, flags); + if (ret >= 0) { + if (!(flags & AV_OPT_MULTI_COMPONENT_RANGE)) + ret = 1; + (*ranges_arg)->nb_components = ret; + } + return ret; +} + +int av_opt_query_ranges_default(AVOptionRanges **ranges_arg, void *obj, const char *key, int flags) +{ + AVOptionRanges *ranges = av_mallocz(sizeof(*ranges)); + AVOptionRange **range_array = av_mallocz(sizeof(void*)); + AVOptionRange *range = av_mallocz(sizeof(*range)); + const AVOption *field = av_opt_find(obj, key, NULL, 0, flags); + int ret; + + *ranges_arg = NULL; + + if (!ranges || !range || !range_array || !field) { + ret = AVERROR(ENOMEM); + goto fail; + } + + ranges->range = range_array; + ranges->range[0] = range; + ranges->nb_ranges = 1; + ranges->nb_components = 1; + range->is_range = 1; + range->value_min = field->min; + range->value_max = field->max; + + switch (field->type) { + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_INT64: + case AV_OPT_TYPE_PIXEL_FMT: + case AV_OPT_TYPE_SAMPLE_FMT: + case AV_OPT_TYPE_FLOAT: + case AV_OPT_TYPE_DOUBLE: + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_COLOR: + case AV_OPT_TYPE_CHANNEL_LAYOUT: + break; + case AV_OPT_TYPE_STRING: + range->component_min = 0; + range->component_max = 0x10FFFF; // max unicode value + range->value_min = -1; + range->value_max = INT_MAX; + break; + case AV_OPT_TYPE_RATIONAL: + range->component_min = INT_MIN; + range->component_max = INT_MAX; + break; + case AV_OPT_TYPE_IMAGE_SIZE: + range->component_min = 0; + range->component_max = INT_MAX/128/8; + range->value_min = 0; + range->value_max = INT_MAX/8; + break; + case AV_OPT_TYPE_VIDEO_RATE: + range->component_min = 1; + range->component_max = INT_MAX; + range->value_min = 1; + range->value_max = INT_MAX; + break; + default: + ret = AVERROR(ENOSYS); + goto fail; + } + + *ranges_arg = ranges; + return 1; +fail: + av_free(ranges); + av_free(range); + av_free(range_array); + return ret; +} + +void av_opt_freep_ranges(AVOptionRanges **rangesp) +{ + int i; + AVOptionRanges *ranges = *rangesp; + + if (!ranges) + return; + + for (i = 0; i < ranges->nb_ranges * ranges->nb_components; i++) { + AVOptionRange *range = ranges->range[i]; + if (range) { + av_freep(&range->str); + av_freep(&ranges->range[i]); + } + } + av_freep(&ranges->range); + av_freep(rangesp); +} + +int av_opt_is_set_to_default(void *obj, const AVOption *o) +{ + int64_t i64; + double d, d2; + float f; + AVRational q; + int ret, w, h; + char *str; + void *dst; + + if (!o || !obj) + return AVERROR(EINVAL); + + dst = ((uint8_t*)obj) + o->offset; + + switch (o->type) { + case AV_OPT_TYPE_CONST: + return 1; + case AV_OPT_TYPE_BOOL: + case AV_OPT_TYPE_FLAGS: + case AV_OPT_TYPE_PIXEL_FMT: + case AV_OPT_TYPE_SAMPLE_FMT: + case AV_OPT_TYPE_INT: + case AV_OPT_TYPE_CHANNEL_LAYOUT: + case AV_OPT_TYPE_DURATION: + case AV_OPT_TYPE_INT64: + read_number(o, dst, NULL, NULL, &i64); + return o->default_val.i64 == i64; + case AV_OPT_TYPE_STRING: + str = *(char **)dst; + if (str == o->default_val.str) //2 NULLs + return 1; + if (!str || !o->default_val.str) //1 NULL + return 0; + return !strcmp(str, o->default_val.str); + case AV_OPT_TYPE_DOUBLE: + read_number(o, dst, &d, NULL, NULL); + return o->default_val.dbl == d; + case AV_OPT_TYPE_FLOAT: + read_number(o, dst, &d, NULL, NULL); + f = o->default_val.dbl; + d2 = f; + return d2 == d; + case AV_OPT_TYPE_RATIONAL: + q = av_d2q(o->default_val.dbl, INT_MAX); + return !av_cmp_q(*(AVRational*)dst, q); + case AV_OPT_TYPE_BINARY: { + struct { + uint8_t *data; + int size; + } tmp = {0}; + int opt_size = *(int *)((void **)dst + 1); + void *opt_ptr = *(void **)dst; + if (!opt_size && (!o->default_val.str || !strlen(o->default_val.str))) + return 1; + if (!opt_size || !o->default_val.str || !strlen(o->default_val.str )) + return 0; + if (opt_size != strlen(o->default_val.str) / 2) + return 0; + ret = set_string_binary(NULL, NULL, o->default_val.str, &tmp.data); + if (!ret) + ret = !memcmp(opt_ptr, tmp.data, tmp.size); + av_free(tmp.data); + return ret; + } + case AV_OPT_TYPE_DICT: + /* Binary and dict have not default support yet. Any pointer is not default. */ + return !!(*(void **)dst); + case AV_OPT_TYPE_IMAGE_SIZE: + if (!o->default_val.str || !strcmp(o->default_val.str, "none")) + w = h = 0; + else if ((ret = av_parse_video_size(&w, &h, o->default_val.str)) < 0) + return ret; + return (w == *(int *)dst) && (h == *((int *)dst+1)); + case AV_OPT_TYPE_VIDEO_RATE: + q = (AVRational){0, 0}; + if (o->default_val.str) { + if ((ret = av_parse_video_rate(&q, o->default_val.str)) < 0) + return ret; + } + return !av_cmp_q(*(AVRational*)dst, q); + case AV_OPT_TYPE_COLOR: { + uint8_t color[4] = {0, 0, 0, 0}; + if (o->default_val.str) { + if ((ret = av_parse_color(color, o->default_val.str, -1, NULL)) < 0) + return ret; + } + return !memcmp(color, dst, sizeof(color)); + } + default: + av_log(obj, AV_LOG_WARNING, "Not supported option type: %d, option name: %s\n", o->type, o->name); + break; + } + return AVERROR_PATCHWELCOME; +} + +int av_opt_is_set_to_default_by_name(void *obj, const char *name, int search_flags) +{ + const AVOption *o; + void *target; + if (!obj) + return AVERROR(EINVAL); + o = av_opt_find2(obj, name, NULL, 0, search_flags, &target); + if (!o) + return AVERROR_OPTION_NOT_FOUND; + return av_opt_is_set_to_default(target, o); +} + +int av_opt_serialize(void *obj, int opt_flags, int flags, char **buffer, + const char key_val_sep, const char pairs_sep) +{ + const AVOption *o = NULL; + uint8_t *buf; + AVBPrint bprint; + int ret, cnt = 0; + const char special_chars[] = {pairs_sep, key_val_sep, '\0'}; + + if (pairs_sep == '\0' || key_val_sep == '\0' || pairs_sep == key_val_sep || + pairs_sep == '\\' || key_val_sep == '\\') { + av_log(obj, AV_LOG_ERROR, "Invalid separator(s) found."); + return AVERROR(EINVAL); + } + + if (!obj || !buffer) + return AVERROR(EINVAL); + + *buffer = NULL; + av_bprint_init(&bprint, 64, AV_BPRINT_SIZE_UNLIMITED); + + while (o = av_opt_next(obj, o)) { + if (o->type == AV_OPT_TYPE_CONST) + continue; + if ((flags & AV_OPT_SERIALIZE_OPT_FLAGS_EXACT) && o->flags != opt_flags) + continue; + else if (((o->flags & opt_flags) != opt_flags)) + continue; + if (flags & AV_OPT_SERIALIZE_SKIP_DEFAULTS && av_opt_is_set_to_default(obj, o) > 0) + continue; + if ((ret = av_opt_get(obj, o->name, 0, &buf)) < 0) { + av_bprint_finalize(&bprint, NULL); + return ret; + } + if (buf) { + if (cnt++) + av_bprint_append_data(&bprint, &pairs_sep, 1); + av_bprint_escape(&bprint, o->name, special_chars, AV_ESCAPE_MODE_BACKSLASH, 0); + av_bprint_append_data(&bprint, &key_val_sep, 1); + av_bprint_escape(&bprint, buf, special_chars, AV_ESCAPE_MODE_BACKSLASH, 0); + av_freep(&buf); + } + } + av_bprint_finalize(&bprint, buffer); + return 0; +} |