diff options
Diffstat (limited to 'libs/ffvpx/libavcodec/vp56.h')
| -rw-r--r-- | libs/ffvpx/libavcodec/vp56.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/libs/ffvpx/libavcodec/vp56.h b/libs/ffvpx/libavcodec/vp56.h index b8dda9e73..65cf46870 100644 --- a/libs/ffvpx/libavcodec/vp56.h +++ b/libs/ffvpx/libavcodec/vp56.h @@ -89,6 +89,7 @@ typedef struct VP56RangeCoder { const uint8_t *buffer; const uint8_t *end; unsigned int code_word; + int end_reached; } VP56RangeCoder; typedef struct VP56RefDc { @@ -105,6 +106,7 @@ typedef struct VP56Macroblock { typedef struct VP56Model { uint8_t coeff_reorder[64]; /* used in vp6 only */ uint8_t coeff_index_to_pos[64]; /* used in vp6 only */ + uint8_t coeff_index_to_idct_selector[64]; /* used in vp6 only */ uint8_t vector_sig[2]; /* delta sign */ uint8_t vector_dct[2]; /* delta coding types */ uint8_t vector_pdi[2][2]; /* predefined delta init */ @@ -157,6 +159,7 @@ struct vp56_context { VP56mb mb_type; VP56Macroblock *macroblocks; DECLARE_ALIGNED(16, int16_t, block_coeff)[6][64]; + int idct_selector[6]; /* motion vectors */ VP56mv mv[6]; /* vectors for each block in MB */ @@ -170,6 +173,7 @@ struct vp56_context { int filter_mode; int max_vector_length; int sample_variance_threshold; + DECLARE_ALIGNED(8, int, bounding_values_array)[256]; uint8_t coeff_ctx[4][64]; /* used in vp5 only */ uint8_t coeff_ctx_last[4]; /* used in vp5 only */ @@ -227,6 +231,16 @@ int ff_vp56_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, extern const uint8_t ff_vp56_norm_shift[256]; int ff_vp56_init_range_decoder(VP56RangeCoder *c, const uint8_t *buf, int buf_size); +/** + * vp5689 returns 1 if the end of the stream has been reached, 0 otherwise. + */ +static av_always_inline int vpX_rac_is_end(VP56RangeCoder *c) +{ + if (c->end <= c->buffer && c->bits >= 0) + c->end_reached ++; + return c->end_reached > 10; +} + static av_always_inline unsigned int vp56_rac_renorm(VP56RangeCoder *c) { int shift = ff_vp56_norm_shift[c->high]; |