diff options
Diffstat (limited to 'media/libjpeg/simd/jsimd_mips.c')
| -rw-r--r-- | media/libjpeg/simd/jsimd_mips.c | 1138 |
1 files changed, 0 insertions, 1138 deletions
diff --git a/media/libjpeg/simd/jsimd_mips.c b/media/libjpeg/simd/jsimd_mips.c deleted file mode 100644 index 63b8115d16..0000000000 --- a/media/libjpeg/simd/jsimd_mips.c +++ /dev/null @@ -1,1138 +0,0 @@ -/* - * jsimd_mips.c - * - * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB - * Copyright (C) 2009-2011, 2014, 2016, D. R. Commander. - * Copyright (C) 2013-2014, MIPS Technologies, Inc., California. - * Copyright (C) 2015, Matthieu Darbois. - * - * Based on the x86 SIMD extension for IJG JPEG library, - * Copyright (C) 1999-2006, MIYASAKA Masaru. - * For conditions of distribution and use, see copyright notice in jsimdext.inc - * - * This file contains the interface between the "normal" portions - * of the library and the SIMD implementations when running on a - * MIPS architecture. - */ - -#define JPEG_INTERNALS -#include "../jinclude.h" -#include "../jpeglib.h" -#include "../jsimd.h" -#include "../jdct.h" -#include "../jsimddct.h" -#include "jsimd.h" - -#include <stdio.h> -#include <string.h> -#include <ctype.h> - -static unsigned int simd_support = ~0; - -#if defined(__linux__) - -LOCAL(int) -parse_proc_cpuinfo(const char* search_string) -{ - const char* file_name = "/proc/cpuinfo"; - char cpuinfo_line[256]; - FILE* f = NULL; - simd_support = 0; - - if ((f = fopen(file_name, "r")) != NULL) { - while (fgets(cpuinfo_line, sizeof(cpuinfo_line), f) != NULL) { - if (strstr(cpuinfo_line, search_string) != NULL) { - fclose(f); - simd_support |= JSIMD_MIPS_DSPR2; - return 1; - } - } - fclose(f); - } - /* Did not find string in the proc file, or not Linux ELF. */ - return 0; -} - -#endif - -/* - * Check what SIMD accelerations are supported. - * - * FIXME: This code is racy under a multi-threaded environment. - */ -LOCAL(void) -init_simd (void) -{ - if (simd_support != ~0U) - return; - - simd_support = 0; - -#if defined(__MIPSEL__) && defined(__mips_dsp) && (__mips_dsp_rev >= 2) - simd_support |= JSIMD_MIPS_DSPR2; -#elif defined(__linux__) - /* We still have a chance to use MIPS DSPR2 regardless of globally used - * -mdspr2 options passed to gcc by performing runtime detection via - * /proc/cpuinfo parsing on linux */ - if (!parse_proc_cpuinfo("MIPS 74K")) - return; -#endif - - /* Force different settings through environment variables */ - env = getenv("JSIMD_FORCEDSPR2"); - if ((env != NULL) && (strcmp(env, "1") == 0)) - simd_support = JSIMD_MIPS_DSPR2; - env = getenv("JSIMD_FORCENONE"); - if ((env != NULL) && (strcmp(env, "1") == 0)) - simd_support = 0; -} - -static const int mips_idct_ifast_coefs[4] = { - 0x45404540, // FIX( 1.082392200 / 2) = 17734 = 0x4546 - 0x5A805A80, // FIX( 1.414213562 / 2) = 23170 = 0x5A82 - 0x76407640, // FIX( 1.847759065 / 2) = 30274 = 0x7642 - 0xAC60AC60 // FIX(-2.613125930 / 4) = -21407 = 0xAC61 -}; - -/* The following struct is borrowed from jdsample.c */ -typedef void (*upsample1_ptr) (j_decompress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, - JSAMPARRAY *output_data_ptr); - -typedef struct { - struct jpeg_upsampler pub; - JSAMPARRAY color_buf[MAX_COMPONENTS]; - upsample1_ptr methods[MAX_COMPONENTS]; - int next_row_out; - JDIMENSION rows_to_go; - int rowgroup_height[MAX_COMPONENTS]; - UINT8 h_expand[MAX_COMPONENTS]; - UINT8 v_expand[MAX_COMPONENTS]; -} my_upsampler; - -typedef my_upsampler *my_upsample_ptr; - -GLOBAL(int) -jsimd_can_rgb_ycc (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4)) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_rgb_gray (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4)) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_ycc_rgb (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if ((RGB_PIXELSIZE != 3) && (RGB_PIXELSIZE != 4)) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_ycc_rgb565 (void) -{ - return 0; -} - -GLOBAL(int) -jsimd_c_can_null_convert (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_rgb_ycc_convert (j_compress_ptr cinfo, - JSAMPARRAY input_buf, JSAMPIMAGE output_buf, - JDIMENSION output_row, int num_rows) -{ - void (*mipsdspr2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int); - - switch(cinfo->in_color_space) { - case JCS_EXT_RGB: - mipsdspr2fct=jsimd_extrgb_ycc_convert_mips_dspr2; - break; - case JCS_EXT_RGBX: - case JCS_EXT_RGBA: - mipsdspr2fct=jsimd_extrgbx_ycc_convert_mips_dspr2; - break; - case JCS_EXT_BGR: - mipsdspr2fct=jsimd_extbgr_ycc_convert_mips_dspr2; - break; - case JCS_EXT_BGRX: - case JCS_EXT_BGRA: - mipsdspr2fct=jsimd_extbgrx_ycc_convert_mips_dspr2; - break; - case JCS_EXT_XBGR: - case JCS_EXT_ABGR: - mipsdspr2fct=jsimd_extxbgr_ycc_convert_mips_dspr2; - - break; - case JCS_EXT_XRGB: - case JCS_EXT_ARGB: - mipsdspr2fct=jsimd_extxrgb_ycc_convert_mips_dspr2; - break; - default: - mipsdspr2fct=jsimd_extrgb_ycc_convert_mips_dspr2; - break; - } - - if (simd_support & JSIMD_MIPS_DSPR2) - mipsdspr2fct(cinfo->image_width, input_buf, output_buf, output_row, - num_rows); -} - -GLOBAL(void) -jsimd_rgb_gray_convert (j_compress_ptr cinfo, - JSAMPARRAY input_buf, JSAMPIMAGE output_buf, - JDIMENSION output_row, int num_rows) -{ - void (*mipsdspr2fct)(JDIMENSION, JSAMPARRAY, JSAMPIMAGE, JDIMENSION, int); - - switch(cinfo->in_color_space) { - case JCS_EXT_RGB: - mipsdspr2fct=jsimd_extrgb_gray_convert_mips_dspr2; - break; - case JCS_EXT_RGBX: - case JCS_EXT_RGBA: - mipsdspr2fct=jsimd_extrgbx_gray_convert_mips_dspr2; - break; - case JCS_EXT_BGR: - mipsdspr2fct=jsimd_extbgr_gray_convert_mips_dspr2; - break; - case JCS_EXT_BGRX: - case JCS_EXT_BGRA: - mipsdspr2fct=jsimd_extbgrx_gray_convert_mips_dspr2; - break; - case JCS_EXT_XBGR: - case JCS_EXT_ABGR: - mipsdspr2fct=jsimd_extxbgr_gray_convert_mips_dspr2; - break; - case JCS_EXT_XRGB: - case JCS_EXT_ARGB: - mipsdspr2fct=jsimd_extxrgb_gray_convert_mips_dspr2; - break; - default: - mipsdspr2fct=jsimd_extrgb_gray_convert_mips_dspr2; - break; - } - - if (simd_support & JSIMD_MIPS_DSPR2) - mipsdspr2fct(cinfo->image_width, input_buf, output_buf, output_row, - num_rows); -} - -GLOBAL(void) -jsimd_ycc_rgb_convert (j_decompress_ptr cinfo, - JSAMPIMAGE input_buf, JDIMENSION input_row, - JSAMPARRAY output_buf, int num_rows) -{ - void (*mipsdspr2fct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, int); - - switch(cinfo->out_color_space) { - case JCS_EXT_RGB: - mipsdspr2fct=jsimd_ycc_extrgb_convert_mips_dspr2; - break; - case JCS_EXT_RGBX: - case JCS_EXT_RGBA: - mipsdspr2fct=jsimd_ycc_extrgbx_convert_mips_dspr2; - break; - case JCS_EXT_BGR: - mipsdspr2fct=jsimd_ycc_extbgr_convert_mips_dspr2; - break; - case JCS_EXT_BGRX: - case JCS_EXT_BGRA: - mipsdspr2fct=jsimd_ycc_extbgrx_convert_mips_dspr2; - break; - case JCS_EXT_XBGR: - case JCS_EXT_ABGR: - mipsdspr2fct=jsimd_ycc_extxbgr_convert_mips_dspr2; - break; - case JCS_EXT_XRGB: - case JCS_EXT_ARGB: - mipsdspr2fct=jsimd_ycc_extxrgb_convert_mips_dspr2; - break; - default: - mipsdspr2fct=jsimd_ycc_extrgb_convert_mips_dspr2; - break; - } - - if (simd_support & JSIMD_MIPS_DSPR2) - mipsdspr2fct(cinfo->output_width, input_buf, input_row, output_buf, - num_rows); -} - -GLOBAL(void) -jsimd_ycc_rgb565_convert (j_decompress_ptr cinfo, - JSAMPIMAGE input_buf, JDIMENSION input_row, - JSAMPARRAY output_buf, int num_rows) -{ -} - -GLOBAL(void) -jsimd_c_null_convert (j_compress_ptr cinfo, - JSAMPARRAY input_buf, JSAMPIMAGE output_buf, - JDIMENSION output_row, int num_rows) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_c_null_convert_mips_dspr2(cinfo->image_width, input_buf, - output_buf, output_row, num_rows, - cinfo->num_components); -} - -GLOBAL(int) -jsimd_can_h2v2_downsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_h2v2_smooth_downsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if(DCTSIZE != 8) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_h2v1_downsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_h2v2_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr, - JSAMPARRAY input_data, JSAMPARRAY output_data) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v2_downsample_mips_dspr2(cinfo->image_width, - cinfo->max_v_samp_factor, - compptr->v_samp_factor, - compptr->width_in_blocks, input_data, - output_data); -} - -GLOBAL(void) -jsimd_h2v2_smooth_downsample (j_compress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, JSAMPARRAY output_data) -{ - jsimd_h2v2_smooth_downsample_mips_dspr2(input_data, output_data, - compptr->v_samp_factor, - cinfo->max_v_samp_factor, - cinfo->smoothing_factor, - compptr->width_in_blocks, - cinfo->image_width); -} - -GLOBAL(void) -jsimd_h2v1_downsample (j_compress_ptr cinfo, jpeg_component_info *compptr, - JSAMPARRAY input_data, JSAMPARRAY output_data) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v1_downsample_mips_dspr2(cinfo->image_width, - cinfo->max_v_samp_factor, - compptr->v_samp_factor, - compptr->width_in_blocks, - input_data, output_data); -} - -GLOBAL(int) -jsimd_can_h2v2_upsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_h2v1_upsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_int_upsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_h2v2_upsample (j_decompress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, - JSAMPARRAY *output_data_ptr) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v2_upsample_mips_dspr2(cinfo->max_v_samp_factor, - cinfo->output_width, input_data, - output_data_ptr); -} - -GLOBAL(void) -jsimd_h2v1_upsample (j_decompress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, - JSAMPARRAY *output_data_ptr) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v1_upsample_mips_dspr2(cinfo->max_v_samp_factor, - cinfo->output_width, input_data, - output_data_ptr); -} - -GLOBAL(void) -jsimd_int_upsample (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JSAMPARRAY input_data, JSAMPARRAY *output_data_ptr) -{ - my_upsample_ptr upsample = (my_upsample_ptr) cinfo->upsample; - - jsimd_int_upsample_mips_dspr2(upsample->h_expand[compptr->component_index], - upsample->v_expand[compptr->component_index], - input_data, output_data_ptr, - cinfo->output_width, - cinfo->max_v_samp_factor); -} - -GLOBAL(int) -jsimd_can_h2v2_fancy_upsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_h2v1_fancy_upsample (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_h2v2_fancy_upsample (j_decompress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, - JSAMPARRAY *output_data_ptr) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v2_fancy_upsample_mips_dspr2(cinfo->max_v_samp_factor, - compptr->downsampled_width, - input_data, output_data_ptr); -} - -GLOBAL(void) -jsimd_h2v1_fancy_upsample (j_decompress_ptr cinfo, - jpeg_component_info *compptr, - JSAMPARRAY input_data, - JSAMPARRAY *output_data_ptr) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_h2v1_fancy_upsample_mips_dspr2(cinfo->max_v_samp_factor, - compptr->downsampled_width, - input_data, output_data_ptr); -} - -GLOBAL(int) -jsimd_can_h2v2_merged_upsample (void) -{ - init_simd(); - - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_h2v1_merged_upsample (void) -{ - init_simd(); - - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_h2v2_merged_upsample (j_decompress_ptr cinfo, - JSAMPIMAGE input_buf, - JDIMENSION in_row_group_ctr, - JSAMPARRAY output_buf) -{ - void (*mipsdspr2fct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, - JSAMPLE *); - - switch(cinfo->out_color_space) { - case JCS_EXT_RGB: - mipsdspr2fct=jsimd_h2v2_extrgb_merged_upsample_mips_dspr2; - break; - case JCS_EXT_RGBX: - case JCS_EXT_RGBA: - mipsdspr2fct=jsimd_h2v2_extrgbx_merged_upsample_mips_dspr2; - break; - case JCS_EXT_BGR: - mipsdspr2fct=jsimd_h2v2_extbgr_merged_upsample_mips_dspr2; - break; - case JCS_EXT_BGRX: - case JCS_EXT_BGRA: - mipsdspr2fct=jsimd_h2v2_extbgrx_merged_upsample_mips_dspr2; - break; - case JCS_EXT_XBGR: - case JCS_EXT_ABGR: - mipsdspr2fct=jsimd_h2v2_extxbgr_merged_upsample_mips_dspr2; - break; - case JCS_EXT_XRGB: - case JCS_EXT_ARGB: - mipsdspr2fct=jsimd_h2v2_extxrgb_merged_upsample_mips_dspr2; - break; - default: - mipsdspr2fct=jsimd_h2v2_extrgb_merged_upsample_mips_dspr2; - break; - } - - mipsdspr2fct(cinfo->output_width, input_buf, in_row_group_ctr, output_buf, - cinfo->sample_range_limit); -} - -GLOBAL(void) -jsimd_h2v1_merged_upsample (j_decompress_ptr cinfo, - JSAMPIMAGE input_buf, - JDIMENSION in_row_group_ctr, - JSAMPARRAY output_buf) -{ - void (*mipsdspr2fct)(JDIMENSION, JSAMPIMAGE, JDIMENSION, JSAMPARRAY, - JSAMPLE *); - - switch(cinfo->out_color_space) { - case JCS_EXT_RGB: - mipsdspr2fct=jsimd_h2v1_extrgb_merged_upsample_mips_dspr2; - break; - case JCS_EXT_RGBX: - case JCS_EXT_RGBA: - mipsdspr2fct=jsimd_h2v1_extrgbx_merged_upsample_mips_dspr2; - break; - case JCS_EXT_BGR: - mipsdspr2fct=jsimd_h2v1_extbgr_merged_upsample_mips_dspr2; - break; - case JCS_EXT_BGRX: - case JCS_EXT_BGRA: - mipsdspr2fct=jsimd_h2v1_extbgrx_merged_upsample_mips_dspr2; - break; - case JCS_EXT_XBGR: - case JCS_EXT_ABGR: - mipsdspr2fct=jsimd_h2v1_extxbgr_merged_upsample_mips_dspr2; - break; - case JCS_EXT_XRGB: - case JCS_EXT_ARGB: - mipsdspr2fct=jsimd_h2v1_extxrgb_merged_upsample_mips_dspr2; - break; - default: - mipsdspr2fct=jsimd_h2v1_extrgb_merged_upsample_mips_dspr2; - break; - } - - mipsdspr2fct(cinfo->output_width, input_buf, in_row_group_ctr, output_buf, - cinfo->sample_range_limit); -} - -GLOBAL(int) -jsimd_can_convsamp (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(DCTELEM) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_convsamp_float (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_convsamp (JSAMPARRAY sample_data, JDIMENSION start_col, - DCTELEM *workspace) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_convsamp_mips_dspr2(sample_data, start_col, workspace); -} - -GLOBAL(void) -jsimd_convsamp_float (JSAMPARRAY sample_data, JDIMENSION start_col, - FAST_FLOAT *workspace) -{ - if ((simd_support & JSIMD_MIPS_DSPR2)) - jsimd_convsamp_float_mips_dspr2(sample_data, start_col, workspace); -} - -GLOBAL(int) -jsimd_can_fdct_islow (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(DCTELEM) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_fdct_ifast (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(DCTELEM) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_fdct_float (void) -{ - init_simd(); - - return 0; -} - -GLOBAL(void) -jsimd_fdct_islow (DCTELEM *data) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_fdct_islow_mips_dspr2(data); -} - -GLOBAL(void) -jsimd_fdct_ifast (DCTELEM *data) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_fdct_ifast_mips_dspr2(data); -} - -GLOBAL(void) -jsimd_fdct_float (FAST_FLOAT *data) -{ -} - -GLOBAL(int) -jsimd_can_quantize (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (sizeof(DCTELEM) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_quantize_float (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_quantize (JCOEFPTR coef_block, DCTELEM *divisors, - DCTELEM *workspace) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_quantize_mips_dspr2(coef_block, divisors, workspace); -} - -GLOBAL(void) -jsimd_quantize_float (JCOEFPTR coef_block, FAST_FLOAT *divisors, - FAST_FLOAT *workspace) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_quantize_float_mips_dspr2(coef_block, divisors, workspace); -} - -GLOBAL(int) -jsimd_can_idct_2x2 (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_idct_4x4 (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_idct_6x6 (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_idct_12x12 (void) -{ - init_simd(); - - if (BITS_IN_JSAMPLE != 8) - return 0; - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(void) -jsimd_idct_2x2 (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_idct_2x2_mips_dspr2(compptr->dct_table, coef_block, output_buf, - output_col); -} - -GLOBAL(void) -jsimd_idct_4x4 (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) { - int workspace[DCTSIZE*4]; /* buffers data between passes */ - jsimd_idct_4x4_mips_dspr2(compptr->dct_table, coef_block, output_buf, - output_col, workspace); - } -} - -GLOBAL(void) -jsimd_idct_6x6 (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) - jsimd_idct_6x6_mips_dspr2(compptr->dct_table, coef_block, output_buf, - output_col); -} - -GLOBAL(void) -jsimd_idct_12x12 (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, - JSAMPARRAY output_buf, JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) { - int workspace[96]; - int output[12] = { - (int)(output_buf[0] + output_col), - (int)(output_buf[1] + output_col), - (int)(output_buf[2] + output_col), - (int)(output_buf[3] + output_col), - (int)(output_buf[4] + output_col), - (int)(output_buf[5] + output_col), - (int)(output_buf[6] + output_col), - (int)(output_buf[7] + output_col), - (int)(output_buf[8] + output_col), - (int)(output_buf[9] + output_col), - (int)(output_buf[10] + output_col), - (int)(output_buf[11] + output_col), - }; - jsimd_idct_12x12_pass1_mips_dspr2(coef_block, compptr->dct_table, - workspace); - jsimd_idct_12x12_pass2_mips_dspr2(workspace, output); - } -} - -GLOBAL(int) -jsimd_can_idct_islow (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(ISLOW_MULT_TYPE) != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_idct_ifast (void) -{ - init_simd(); - - /* The code is optimised for these values only */ - if (DCTSIZE != 8) - return 0; - if (sizeof(JCOEF) != 2) - return 0; - if (BITS_IN_JSAMPLE != 8) - return 0; - if (sizeof(JDIMENSION) != 4) - return 0; - if (sizeof(IFAST_MULT_TYPE) != 2) - return 0; - if (IFAST_SCALE_BITS != 2) - return 0; - - if (simd_support & JSIMD_MIPS_DSPR2) - return 1; - - return 0; -} - -GLOBAL(int) -jsimd_can_idct_float (void) -{ - init_simd(); - - return 0; -} - -GLOBAL(void) -jsimd_idct_islow (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) { - int output[8] = { - (int)(output_buf[0] + output_col), - (int)(output_buf[1] + output_col), - (int)(output_buf[2] + output_col), - (int)(output_buf[3] + output_col), - (int)(output_buf[4] + output_col), - (int)(output_buf[5] + output_col), - (int)(output_buf[6] + output_col), - (int)(output_buf[7] + output_col), - }; - - jsimd_idct_islow_mips_dspr2(coef_block, compptr->dct_table, - output, IDCT_range_limit(cinfo)); - } -} - -GLOBAL(void) -jsimd_idct_ifast (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ - if (simd_support & JSIMD_MIPS_DSPR2) { - JCOEFPTR inptr; - IFAST_MULT_TYPE *quantptr; - DCTELEM workspace[DCTSIZE2]; /* buffers data between passes */ - - /* Pass 1: process columns from input, store into work array. */ - - inptr = coef_block; - quantptr = (IFAST_MULT_TYPE *) compptr->dct_table; - - jsimd_idct_ifast_cols_mips_dspr2(inptr, quantptr, - workspace, mips_idct_ifast_coefs); - - /* Pass 2: process rows from work array, store into output array. */ - /* Note that we must descale the results by a factor of 8 == 2**3, */ - /* and also undo the PASS1_BITS scaling. */ - - jsimd_idct_ifast_rows_mips_dspr2(workspace, output_buf, - output_col, mips_idct_ifast_coefs); - } -} - -GLOBAL(void) -jsimd_idct_float (j_decompress_ptr cinfo, jpeg_component_info *compptr, - JCOEFPTR coef_block, JSAMPARRAY output_buf, - JDIMENSION output_col) -{ -} - -GLOBAL(int) -jsimd_can_huff_encode_one_block (void) -{ - return 0; -} - -GLOBAL(JOCTET*) -jsimd_huff_encode_one_block (void *state, JOCTET *buffer, JCOEFPTR block, - int last_dc_val, c_derived_tbl *dctbl, - c_derived_tbl *actbl) -{ - return NULL; -} |