From 9e540cc70843a6f6e7318ab308df8c6bf357a1b9 Mon Sep 17 00:00:00 2001 From: diego Date: Tue, 24 Feb 2009 14:50:28 +0000 Subject: Remove GPL version of yuv2rgb.c that has been replaced by an LGPL substitute. git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@28716 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libswscale/yuv2rgb.c | 780 --------------------------------------------------- 1 file changed, 780 deletions(-) delete mode 100644 libswscale/yuv2rgb.c (limited to 'libswscale') diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c deleted file mode 100644 index fe90a04f22..0000000000 --- a/libswscale/yuv2rgb.c +++ /dev/null @@ -1,780 +0,0 @@ -/* - * software YUV to RGB converter - * - * Copyright (C) 1999, Aaron Holtzman - * - * Functions broken out from display_x11.c and several new modes - * added by Håkan Hjort - * - * 15 & 16 bpp support by Franck Sicard - * - * MMX/MMX2 template stuff (needed for fast movntq support), - * 1,4,8bpp support and context / deglobalize stuff - * by Michael Niedermayer (michaelni@gmx.at) - * - * This file is part of mpeg2dec, a free MPEG-2 video decoder - * - * mpeg2dec is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2, or (at your option) - * any later version. - * - * mpeg2dec 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 General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with mpeg2dec; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA - */ - -#include -#include -#include -#include - -#include "config.h" -#include "rgb2rgb.h" -#include "swscale.h" -#include "swscale_internal.h" - -#define DITHER1XBPP // only for MMX - -extern const uint8_t dither_8x8_32[8][8]; -extern const uint8_t dither_8x8_73[8][8]; -extern const uint8_t dither_8x8_220[8][8]; - -#if HAVE_MMX - -/* hope these constant values are cache line aligned */ -DECLARE_ASM_CONST(8, uint64_t, mmx_00ffw) = 0x00ff00ff00ff00ffULL; -DECLARE_ASM_CONST(8, uint64_t, mmx_redmask) = 0xf8f8f8f8f8f8f8f8ULL; -DECLARE_ASM_CONST(8, uint64_t, mmx_grnmask) = 0xfcfcfcfcfcfcfcfcULL; - -//MMX versions -#undef RENAME -#undef HAVE_MMX2 -#undef HAVE_AMD3DNOW -#define HAVE_MMX2 0 -#define HAVE_AMD3DNOW 0 -#define RENAME(a) a ## _MMX -#include "yuv2rgb_template.c" - -//MMX2 versions -#undef RENAME -#undef HAVE_MMX2 -#define HAVE_MMX2 1 -#define RENAME(a) a ## _MMX2 -#include "yuv2rgb_template.c" - -#endif /* HAVE_MMX */ - -const int32_t ff_yuv2rgb_coeffs[8][4] = { - {117504, 138453, 13954, 34903}, /* no sequence_display_extension */ - {117504, 138453, 13954, 34903}, /* ITU-R Rec. 709 (1990) */ - {104597, 132201, 25675, 53279}, /* unspecified */ - {104597, 132201, 25675, 53279}, /* reserved */ - {104448, 132798, 24759, 53109}, /* FCC */ - {104597, 132201, 25675, 53279}, /* ITU-R Rec. 624-4 System B, G */ - {104597, 132201, 25675, 53279}, /* SMPTE 170M */ - {117579, 136230, 16907, 35559} /* SMPTE 240M (1987) */ -}; - -#define RGB(i) \ - U = pu[i]; \ - V = pv[i]; \ - r = (void *)c->table_rV[V]; \ - g = (void *)(c->table_gU[U] + c->table_gV[V]); \ - b = (void *)c->table_bU[U]; - -#define DST1(i) \ - Y = py_1[2*i]; \ - dst_1[2*i] = r[Y] + g[Y] + b[Y]; \ - Y = py_1[2*i+1]; \ - dst_1[2*i+1] = r[Y] + g[Y] + b[Y]; - -#define DST2(i) \ - Y = py_2[2*i]; \ - dst_2[2*i] = r[Y] + g[Y] + b[Y]; \ - Y = py_2[2*i+1]; \ - dst_2[2*i+1] = r[Y] + g[Y] + b[Y]; - -#define DST1RGB(i) \ - Y = py_1[2*i]; \ - dst_1[6*i] = r[Y]; dst_1[6*i+1] = g[Y]; dst_1[6*i+2] = b[Y]; \ - Y = py_1[2*i+1]; \ - dst_1[6*i+3] = r[Y]; dst_1[6*i+4] = g[Y]; dst_1[6*i+5] = b[Y]; - -#define DST2RGB(i) \ - Y = py_2[2*i]; \ - dst_2[6*i] = r[Y]; dst_2[6*i+1] = g[Y]; dst_2[6*i+2] = b[Y]; \ - Y = py_2[2*i+1]; \ - dst_2[6*i+3] = r[Y]; dst_2[6*i+4] = g[Y]; dst_2[6*i+5] = b[Y]; - -#define DST1BGR(i) \ - Y = py_1[2*i]; \ - dst_1[6*i] = b[Y]; dst_1[6*i+1] = g[Y]; dst_1[6*i+2] = r[Y]; \ - Y = py_1[2*i+1]; \ - dst_1[6*i+3] = b[Y]; dst_1[6*i+4] = g[Y]; dst_1[6*i+5] = r[Y]; - -#define DST2BGR(i) \ - Y = py_2[2*i]; \ - dst_2[6*i] = b[Y]; dst_2[6*i+1] = g[Y]; dst_2[6*i+2] = r[Y]; \ - Y = py_2[2*i+1]; \ - dst_2[6*i+3] = b[Y]; dst_2[6*i+4] = g[Y]; dst_2[6*i+5] = r[Y]; - -#define PROLOG(func_name, dst_type) \ -static int func_name(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY, \ - int srcSliceH, uint8_t* dst[], int dstStride[]){\ - int y;\ -\ - if (c->srcFormat == PIX_FMT_YUV422P){\ - srcStride[1] *= 2;\ - srcStride[2] *= 2;\ - }\ - for (y=0; y>1)*srcStride[1];\ - uint8_t *pv= src[2] + (y>>1)*srcStride[2];\ - unsigned int h_size= c->dstW>>3;\ - while (h_size--) {\ - int av_unused U, V;\ - int Y;\ - -#define EPILOG1(dst_delta)\ - pu += 4;\ - pv += 4;\ - py_1 += 8;\ - py_2 += 8;\ - dst_1 += dst_delta;\ - dst_2 += dst_delta;\ - }\ - if (c->dstW & 4) {\ - int av_unused Y, U, V;\ - -#define EPILOG2()\ - }\ - }\ - return srcSliceH;\ -} - -#define EPILOG(dst_delta)\ - EPILOG1(dst_delta)\ - EPILOG2() - -PROLOG(yuv2rgb_c_32, uint32_t) - RGB(0); - DST1(0); - DST2(0); - - RGB(1); - DST2(1); - DST1(1); - - RGB(2); - DST1(2); - DST2(2); - - RGB(3); - DST2(3); - DST1(3); -EPILOG1(8) - RGB(0); - DST1(0); - DST2(0); - - RGB(1); - DST2(1); - DST1(1); -EPILOG2() - -PROLOG(yuv2rgb_c_24_rgb, uint8_t) - RGB(0); - DST1RGB(0); - DST2RGB(0); - - RGB(1); - DST2RGB(1); - DST1RGB(1); - - RGB(2); - DST1RGB(2); - DST2RGB(2); - - RGB(3); - DST2RGB(3); - DST1RGB(3); -EPILOG1(24) - RGB(0); - DST1RGB(0); - DST2RGB(0); - - RGB(1); - DST2RGB(1); - DST1RGB(1); -EPILOG2() - -// only trivial mods from yuv2rgb_c_24_rgb -PROLOG(yuv2rgb_c_24_bgr, uint8_t) - RGB(0); - DST1BGR(0); - DST2BGR(0); - - RGB(1); - DST2BGR(1); - DST1BGR(1); - - RGB(2); - DST1BGR(2); - DST2BGR(2); - - RGB(3); - DST2BGR(3); - DST1BGR(3); -EPILOG1(24) - RGB(0); - DST1BGR(0); - DST2BGR(0); - - RGB(1); - DST2BGR(1); - DST1BGR(1); -EPILOG2() - -// This is exactly the same code as yuv2rgb_c_32 except for the types of -// r, g, b, dst_1, dst_2 -PROLOG(yuv2rgb_c_16, uint16_t) - RGB(0); - DST1(0); - DST2(0); - - RGB(1); - DST2(1); - DST1(1); - - RGB(2); - DST1(2); - DST2(2); - - RGB(3); - DST2(3); - DST1(3); -EPILOG(8) - -// This is exactly the same code as yuv2rgb_c_32 except for the types of -// r, g, b, dst_1, dst_2 -PROLOG(yuv2rgb_c_8, uint8_t) - RGB(0); - DST1(0); - DST2(0); - - RGB(1); - DST2(1); - DST1(1); - - RGB(2); - DST1(2); - DST2(2); - - RGB(3); - DST2(3); - DST1(3); -EPILOG(8) - -// r, g, b, dst_1, dst_2 -PROLOG(yuv2rgb_c_8_ordered_dither, uint8_t) - const uint8_t *d32= dither_8x8_32[y&7]; - const uint8_t *d64= dither_8x8_73[y&7]; -#define DST1bpp8(i,o) \ - Y = py_1[2*i]; \ - dst_1[2*i] = r[Y+d32[0+o]] + g[Y+d32[0+o]] + b[Y+d64[0+o]]; \ - Y = py_1[2*i+1]; \ - dst_1[2*i+1] = r[Y+d32[1+o]] + g[Y+d32[1+o]] + b[Y+d64[1+o]]; - -#define DST2bpp8(i,o) \ - Y = py_2[2*i]; \ - dst_2[2*i] = r[Y+d32[8+o]] + g[Y+d32[8+o]] + b[Y+d64[8+o]]; \ - Y = py_2[2*i+1]; \ - dst_2[2*i+1] = r[Y+d32[9+o]] + g[Y+d32[9+o]] + b[Y+d64[9+o]]; - - - RGB(0); - DST1bpp8(0,0); - DST2bpp8(0,0); - - RGB(1); - DST2bpp8(1,2); - DST1bpp8(1,2); - - RGB(2); - DST1bpp8(2,4); - DST2bpp8(2,4); - - RGB(3); - DST2bpp8(3,6); - DST1bpp8(3,6); -EPILOG(8) - - -// This is exactly the same code as yuv2rgb_c_32 except for the types of -// r, g, b, dst_1, dst_2 -PROLOG(yuv2rgb_c_4, uint8_t) - int acc; -#define DST1_4(i) \ - Y = py_1[2*i]; \ - acc = r[Y] + g[Y] + b[Y]; \ - Y = py_1[2*i+1]; \ - acc |= (r[Y] + g[Y] + b[Y])<<4; \ - dst_1[i] = acc; - -#define DST2_4(i) \ - Y = py_2[2*i]; \ - acc = r[Y] + g[Y] + b[Y]; \ - Y = py_2[2*i+1]; \ - acc |= (r[Y] + g[Y] + b[Y])<<4; \ - dst_2[i] = acc; - - RGB(0); - DST1_4(0); - DST2_4(0); - - RGB(1); - DST2_4(1); - DST1_4(1); - - RGB(2); - DST1_4(2); - DST2_4(2); - - RGB(3); - DST2_4(3); - DST1_4(3); -EPILOG(4) - -PROLOG(yuv2rgb_c_4_ordered_dither, uint8_t) - const uint8_t *d64= dither_8x8_73[y&7]; - const uint8_t *d128=dither_8x8_220[y&7]; - int acc; - -#define DST1bpp4(i,o) \ - Y = py_1[2*i]; \ - acc = r[Y+d128[0+o]] + g[Y+d64[0+o]] + b[Y+d128[0+o]]; \ - Y = py_1[2*i+1]; \ - acc |= (r[Y+d128[1+o]] + g[Y+d64[1+o]] + b[Y+d128[1+o]])<<4; \ - dst_1[i]= acc; - -#define DST2bpp4(i,o) \ - Y = py_2[2*i]; \ - acc = r[Y+d128[8+o]] + g[Y+d64[8+o]] + b[Y+d128[8+o]]; \ - Y = py_2[2*i+1]; \ - acc |= (r[Y+d128[9+o]] + g[Y+d64[9+o]] + b[Y+d128[9+o]])<<4; \ - dst_2[i]= acc; - - - RGB(0); - DST1bpp4(0,0); - DST2bpp4(0,0); - - RGB(1); - DST2bpp4(1,2); - DST1bpp4(1,2); - - RGB(2); - DST1bpp4(2,4); - DST2bpp4(2,4); - - RGB(3); - DST2bpp4(3,6); - DST1bpp4(3,6); -EPILOG(4) - -// This is exactly the same code as yuv2rgb_c_32 except for the types of -// r, g, b, dst_1, dst_2 -PROLOG(yuv2rgb_c_4b, uint8_t) - RGB(0); - DST1(0); - DST2(0); - - RGB(1); - DST2(1); - DST1(1); - - RGB(2); - DST1(2); - DST2(2); - - RGB(3); - DST2(3); - DST1(3); -EPILOG(8) - -PROLOG(yuv2rgb_c_4b_ordered_dither, uint8_t) - const uint8_t *d64= dither_8x8_73[y&7]; - const uint8_t *d128=dither_8x8_220[y&7]; - -#define DST1bpp4b(i,o) \ - Y = py_1[2*i]; \ - dst_1[2*i] = r[Y+d128[0+o]] + g[Y+d64[0+o]] + b[Y+d128[0+o]]; \ - Y = py_1[2*i+1]; \ - dst_1[2*i+1] = r[Y+d128[1+o]] + g[Y+d64[1+o]] + b[Y+d128[1+o]]; - -#define DST2bpp4b(i,o) \ - Y = py_2[2*i]; \ - dst_2[2*i] = r[Y+d128[8+o]] + g[Y+d64[8+o]] + b[Y+d128[8+o]]; \ - Y = py_2[2*i+1]; \ - dst_2[2*i+1] = r[Y+d128[9+o]] + g[Y+d64[9+o]] + b[Y+d128[9+o]]; - - - RGB(0); - DST1bpp4b(0,0); - DST2bpp4b(0,0); - - RGB(1); - DST2bpp4b(1,2); - DST1bpp4b(1,2); - - RGB(2); - DST1bpp4b(2,4); - DST2bpp4b(2,4); - - RGB(3); - DST2bpp4b(3,6); - DST1bpp4b(3,6); -EPILOG(8) - -PROLOG(yuv2rgb_c_1_ordered_dither, uint8_t) - const uint8_t *d128=dither_8x8_220[y&7]; - char out_1=0, out_2=0; - g= c->table_gU[128] + c->table_gV[128]; - -#define DST1bpp1(i,o) \ - Y = py_1[2*i]; \ - out_1+= out_1 + g[Y+d128[0+o]]; \ - Y = py_1[2*i+1]; \ - out_1+= out_1 + g[Y+d128[1+o]]; - -#define DST2bpp1(i,o) \ - Y = py_2[2*i]; \ - out_2+= out_2 + g[Y+d128[8+o]]; \ - Y = py_2[2*i+1]; \ - out_2+= out_2 + g[Y+d128[9+o]]; - - DST1bpp1(0,0); - DST2bpp1(0,0); - - DST2bpp1(1,2); - DST1bpp1(1,2); - - DST1bpp1(2,4); - DST2bpp1(2,4); - - DST2bpp1(3,6); - DST1bpp1(3,6); - - dst_1[0]= out_1; - dst_2[0]= out_2; -EPILOG(1) - -SwsFunc sws_yuv2rgb_get_func_ptr (SwsContext *c) -{ -#if HAVE_MMX2 || HAVE_MMX - if (c->flags & SWS_CPU_CAPS_MMX2){ - switch(c->dstFormat){ - case PIX_FMT_RGB32: return yuv420_rgb32_MMX2; - case PIX_FMT_BGR24: return yuv420_rgb24_MMX2; - case PIX_FMT_RGB565: return yuv420_rgb16_MMX2; - case PIX_FMT_RGB555: return yuv420_rgb15_MMX2; - } - } - if (c->flags & SWS_CPU_CAPS_MMX){ - switch(c->dstFormat){ - case PIX_FMT_RGB32: return yuv420_rgb32_MMX; - case PIX_FMT_BGR24: return yuv420_rgb24_MMX; - case PIX_FMT_RGB565: return yuv420_rgb16_MMX; - case PIX_FMT_RGB555: return yuv420_rgb15_MMX; - } - } -#endif -#if HAVE_VIS - { - SwsFunc t= sws_yuv2rgb_init_vis(c); - if (t) return t; - } -#endif -#if CONFIG_MLIB - { - SwsFunc t= sws_yuv2rgb_init_mlib(c); - if (t) return t; - } -#endif -#if HAVE_ALTIVEC - if (c->flags & SWS_CPU_CAPS_ALTIVEC) - { - SwsFunc t = sws_yuv2rgb_init_altivec(c); - if (t) return t; - } -#endif - -#if ARCH_BFIN - if (c->flags & SWS_CPU_CAPS_BFIN) - { - SwsFunc t = ff_bfin_yuv2rgb_get_func_ptr (c); - if (t) return t; - } -#endif - - av_log(c, AV_LOG_WARNING, "No accelerated colorspace conversion found.\n"); - - switch(c->dstFormat){ - case PIX_FMT_BGR32_1: - case PIX_FMT_RGB32_1: - case PIX_FMT_BGR32: - case PIX_FMT_RGB32: return yuv2rgb_c_32; - case PIX_FMT_RGB24: return yuv2rgb_c_24_rgb; - case PIX_FMT_BGR24: return yuv2rgb_c_24_bgr; - case PIX_FMT_RGB565: - case PIX_FMT_BGR565: - case PIX_FMT_RGB555: - case PIX_FMT_BGR555: return yuv2rgb_c_16; - case PIX_FMT_RGB8: - case PIX_FMT_BGR8: return yuv2rgb_c_8_ordered_dither; - case PIX_FMT_RGB4: - case PIX_FMT_BGR4: return yuv2rgb_c_4_ordered_dither; - case PIX_FMT_RGB4_BYTE: - case PIX_FMT_BGR4_BYTE: return yuv2rgb_c_4b_ordered_dither; - case PIX_FMT_MONOBLACK: return yuv2rgb_c_1_ordered_dither; - default: - assert(0); - } - return NULL; -} - -static int div_round (int dividend, int divisor) -{ - if (dividend > 0) - return (dividend + (divisor>>1)) / divisor; - else - return -((-dividend + (divisor>>1)) / divisor); -} - -int sws_yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation) -{ - const int isRgb = c->dstFormat==PIX_FMT_RGB32 - || c->dstFormat==PIX_FMT_RGB32_1 - || c->dstFormat==PIX_FMT_BGR24 - || c->dstFormat==PIX_FMT_RGB565 - || c->dstFormat==PIX_FMT_RGB555 - || c->dstFormat==PIX_FMT_RGB8 - || c->dstFormat==PIX_FMT_RGB4 - || c->dstFormat==PIX_FMT_RGB4_BYTE - || c->dstFormat==PIX_FMT_MONOBLACK; - const int bpp = fmt_depth(c->dstFormat); - int i, base; - uint8_t table_Y[1024]; - uint32_t *table_32 = 0; - uint16_t *table_16 = 0; - uint8_t *table_8 = 0; - uint8_t *table_332 = 0; - uint8_t *table_121 = 0; - uint8_t *table_1 = 0; - int entry_size = 0; - void *table_r = 0, *table_g = 0, *table_b = 0; - void *table_start; - - int64_t crv = inv_table[0]; - int64_t cbu = inv_table[1]; - int64_t cgu = -inv_table[2]; - int64_t cgv = -inv_table[3]; - int64_t cy = 1<<16; - int64_t oy = 0; - -//printf("%lld %lld %lld %lld %lld\n", cy, crv, cbu, cgu, cgv); - if (!fullRange){ - cy= (cy*255) / 219; - oy= 16<<16; - }else{ - crv= (crv*224) / 255; - cbu= (cbu*224) / 255; - cgu= (cgu*224) / 255; - cgv= (cgv*224) / 255; - } - - cy = (cy *contrast )>>16; - crv= (crv*contrast * saturation)>>32; - cbu= (cbu*contrast * saturation)>>32; - cgu= (cgu*contrast * saturation)>>32; - cgv= (cgv*contrast * saturation)>>32; -//printf("%lld %lld %lld %lld %lld\n", cy, crv, cbu, cgu, cgv); - oy -= 256*brightness; - - for (i = 0; i < 1024; i++) { - int j; - - j= (cy*(((i - 384)<<16) - oy) + (1<<31))>>32; - j = (j < 0) ? 0 : ((j > 255) ? 255 : j); - table_Y[i] = j; - } - - switch (bpp) { - case 32: - table_start= table_32 = av_malloc ((197 + 2*682 + 256 + 132) * sizeof (uint32_t)); - base= (c->dstFormat == PIX_FMT_RGB32_1 || c->dstFormat == PIX_FMT_BGR32_1) ? 8 : 0; - - entry_size = sizeof (uint32_t); - table_r = table_32 + 197; - table_b = table_32 + 197 + 685; - table_g = table_32 + 197 + 2*682; - - for (i = -197; i < 256+197; i++) - ((uint32_t *)table_r)[i] = table_Y[i+384] << ((isRgb ? 16 : 0) + base); - for (i = -132; i < 256+132; i++) - ((uint32_t *)table_g)[i] = table_Y[i+384] << (8 + base); - for (i = -232; i < 256+232; i++) - ((uint32_t *)table_b)[i] = table_Y[i+384] << ((isRgb ? 0 : 16) + base); - break; - - case 24: - table_start= table_8 = av_malloc ((256 + 2*232) * sizeof (uint8_t)); - - entry_size = sizeof (uint8_t); - table_r = table_g = table_b = table_8 + 232; - - for (i = -232; i < 256+232; i++) - ((uint8_t * )table_b)[i] = table_Y[i+384]; - break; - - case 15: - case 16: - table_start= table_16 = av_malloc ((197 + 2*682 + 256 + 132) * sizeof (uint16_t)); - - entry_size = sizeof (uint16_t); - table_r = table_16 + 197; - table_b = table_16 + 197 + 685; - table_g = table_16 + 197 + 2*682; - - for (i = -197; i < 256+197; i++) { - int j = table_Y[i+384] >> 3; - - if (isRgb) - j <<= ((bpp==16) ? 11 : 10); - - ((uint16_t *)table_r)[i] = j; - } - for (i = -132; i < 256+132; i++) { - int j = table_Y[i+384] >> ((bpp==16) ? 2 : 3); - - ((uint16_t *)table_g)[i] = j << 5; - } - for (i = -232; i < 256+232; i++) { - int j = table_Y[i+384] >> 3; - - if (!isRgb) - j <<= ((bpp==16) ? 11 : 10); - - ((uint16_t *)table_b)[i] = j; - } - break; - - case 8: - table_start= table_332 = av_malloc ((197 + 2*682 + 256 + 132) * sizeof (uint8_t)); - - entry_size = sizeof (uint8_t); - table_r = table_332 + 197; - table_b = table_332 + 197 + 685; - table_g = table_332 + 197 + 2*682; - - for (i = -197; i < 256+197; i++) { - int j = (table_Y[i+384 - 16] + 18)/36; - - if (isRgb) - j <<= 5; - - ((uint8_t *)table_r)[i] = j; - } - for (i = -132; i < 256+132; i++) { - int j = (table_Y[i+384 - 16] + 18)/36; - - if (!isRgb) - j <<= 1; - - ((uint8_t *)table_g)[i] = j << 2; - } - for (i = -232; i < 256+232; i++) { - int j = (table_Y[i+384 - 37] + 43)/85; - - if (!isRgb) - j <<= 6; - - ((uint8_t *)table_b)[i] = j; - } - break; - case 4: - case 4|128: - table_start= table_121 = av_malloc ((197 + 2*682 + 256 + 132) * sizeof (uint8_t)); - - entry_size = sizeof (uint8_t); - table_r = table_121 + 197; - table_b = table_121 + 197 + 685; - table_g = table_121 + 197 + 2*682; - - for (i = -197; i < 256+197; i++) { - int j = table_Y[i+384 - 110] >> 7; - - if (isRgb) - j <<= 3; - - ((uint8_t *)table_r)[i] = j; - } - for (i = -132; i < 256+132; i++) { - int j = (table_Y[i+384 - 37]+ 43)/85; - - ((uint8_t *)table_g)[i] = j << 1; - } - for (i = -232; i < 256+232; i++) { - int j =table_Y[i+384 - 110] >> 7; - - if (!isRgb) - j <<= 3; - - ((uint8_t *)table_b)[i] = j; - } - break; - - case 1: - table_start= table_1 = av_malloc (256*2 * sizeof (uint8_t)); - - entry_size = sizeof (uint8_t); - table_g = table_1; - table_r = table_b = NULL; - - for (i = 0; i < 256+256; i++) { - int j = table_Y[i + 384 - 110]>>7; - - ((uint8_t *)table_g)[i] = j; - } - break; - - default: - table_start= NULL; - av_log(c, AV_LOG_ERROR, "%ibpp not supported by yuv2rgb\n", bpp); - //free mem? - return -1; - } - - for (i = 0; i < 256; i++) { - c->table_rV[i] = (uint8_t *)table_r + entry_size * div_round (crv * (i-128), cy); - c->table_gU[i] = (uint8_t *)table_g + entry_size * div_round (cgu * (i-128), cy); - c->table_gV[i] = entry_size * div_round (cgv * (i-128), cy); - c->table_bU[i] = (uint8_t *)table_b + entry_size * div_round (cbu * (i-128), cy); - } - - av_free(c->yuvTable); - c->yuvTable= table_start; - return 0; -} -- cgit v1.2.3