X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libswscale%2Fyuv2rgb.c;h=1c44a2f5447f81885a2f6fc41f74486158f20bfd;hb=791de61bbb0d2bceb1037597b310e2a4a94494fd;hp=5aaa5728ea93d738f9a32f5c5a073de8b87e9260;hpb=f4406ec177f1745ef0ad40773976eae965d12424;p=ffmpeg diff --git a/libswscale/yuv2rgb.c b/libswscale/yuv2rgb.c index 5aaa5728ea9..1c44a2f5447 100644 --- a/libswscale/yuv2rgb.c +++ b/libswscale/yuv2rgb.c @@ -1,32 +1,26 @@ /* - * yuv2rgb.c, Software YUV to RGB converter + * software YUV to RGB converter * - * Copyright (C) 1999, Aaron Holtzman + * Copyright (C) 2009 Konstantin Shishkov * - * Functions broken out from display_x11.c and several new modes - * added by HÃ¥kan Hjort + * 1,4,8bpp support and context / deglobalize stuff + * by Michael Niedermayer (michaelni@gmx.at) * - * 15 & 16 bpp support by Franck Sicard + * This file is part of Libav. * - * MMX/MMX2 template stuff (needed for fast movntq support), - * 1,4,8bpp support and context / deglobalize stuff - * by Michael Niedermayer (michaelni@gmx.at) + * Libav 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. * - * This file is part of mpeg2dec, a free MPEG-2 video decoder + * Libav 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. * - * 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 + * You should have received a copy of the GNU Lesser General Public + * License along with Libav; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA */ #include @@ -34,747 +28,830 @@ #include #include +#include "libavutil/cpu.h" +#include "libavutil/bswap.h" #include "config.h" #include "rgb2rgb.h" #include "swscale.h" #include "swscale_internal.h" -#define DITHER1XBPP // only for MMX - +extern const uint8_t dither_4x4_16[4][8]; 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 Inverse_Table_6_9[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) */ +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) \ +const int *sws_getCoefficients(int colorspace) +{ + if (colorspace > 7 || colorspace < 0) + colorspace = SWS_CS_DEFAULT; + return ff_yuv2rgb_coeffs[colorspace]; +} + +#define LOADCHROMA(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 PUTRGB(dst, src, i) \ + Y = src[2 * i]; \ + dst[2 * i] = r[Y] + g[Y] + b[Y]; \ + Y = src[2 * i + 1]; \ + dst[2 * i + 1] = r[Y] + g[Y] + b[Y]; + +#define PUTRGB24(dst, src, i) \ + Y = src[2 * i]; \ + dst[6 * i + 0] = r[Y]; \ + dst[6 * i + 1] = g[Y]; \ + dst[6 * i + 2] = b[Y]; \ + Y = src[2 * i + 1]; \ + dst[6 * i + 3] = r[Y]; \ + dst[6 * i + 4] = g[Y]; \ + dst[6 * i + 5] = b[Y]; + +#define PUTBGR24(dst, src, i) \ + Y = src[2 * i]; \ + dst[6 * i + 0] = b[Y]; \ + dst[6 * i + 1] = g[Y]; \ + dst[6 * i + 2] = r[Y]; \ + Y = src[2 * i + 1]; \ + dst[6 * i + 3] = b[Y]; \ + dst[6 * i + 4] = g[Y]; \ + dst[6 * i + 5] = r[Y]; + +#define PUTRGBA(dst, ysrc, asrc, i, s) \ + Y = ysrc[2 * i]; \ + dst[2 * i] = r[Y] + g[Y] + b[Y] + (asrc[2 * i] << s); \ + Y = ysrc[2 * i + 1]; \ + dst[2 * i + 1] = r[Y] + g[Y] + b[Y] + (asrc[2 * i + 1] << s); + +#define PUTRGB48(dst, src, i) \ + Y = src[ 2 * i]; \ + dst[12 * i + 0] = dst[12 * i + 1] = r[Y]; \ + dst[12 * i + 2] = dst[12 * i + 3] = g[Y]; \ + dst[12 * i + 4] = dst[12 * i + 5] = b[Y]; \ + Y = src[ 2 * i + 1]; \ + dst[12 * i + 6] = dst[12 * i + 7] = r[Y]; \ + dst[12 * i + 8] = dst[12 * i + 9] = g[Y]; \ + dst[12 * i + 10] = dst[12 * i + 11] = b[Y]; + +#define PUTBGR48(dst, src, i) \ + Y = src[2 * i]; \ + dst[12 * i + 0] = dst[12 * i + 1] = b[Y]; \ + dst[12 * i + 2] = dst[12 * i + 3] = g[Y]; \ + dst[12 * i + 4] = dst[12 * i + 5] = r[Y]; \ + Y = src[2 * i + 1]; \ + dst[12 * i + 6] = dst[12 * i + 7] = b[Y]; \ + dst[12 * i + 8] = dst[12 * i + 9] = g[Y]; \ + dst[12 * i + 10] = dst[12 * i + 11] = r[Y]; + +#define YUV2RGBFUNC(func_name, dst_type, alpha) \ + static int func_name(SwsContext *c, const uint8_t *src[], \ + int srcStride[], int srcSliceY, int srcSliceH, \ + uint8_t *dst[], int dstStride[]) \ + { \ + int y; \ + \ + if (!alpha && c->srcFormat == PIX_FMT_YUV422P) { \ + srcStride[1] *= 2; \ + srcStride[2] *= 2; \ + } \ + for (y = 0; y < srcSliceH; y += 2) { \ + dst_type *dst_1 = \ + (dst_type *)(dst[0] + (y + srcSliceY) * dstStride[0]); \ + dst_type *dst_2 = \ + (dst_type *)(dst[0] + (y + srcSliceY + 1) * dstStride[0]); \ + dst_type av_unused *r, *g, *b; \ + const uint8_t *py_1 = src[0] + y * srcStride[0]; \ + const uint8_t *py_2 = py_1 + srcStride[0]; \ + const uint8_t *pu = src[1] + (y >> 1) * srcStride[1]; \ + const uint8_t *pv = src[2] + (y >> 1) * srcStride[2]; \ + const uint8_t av_unused *pa_1, *pa_2; \ + unsigned int h_size = c->dstW >> 3; \ + if (alpha) { \ + pa_1 = src[3] + y * srcStride[3]; \ + pa_2 = pa_1 + srcStride[3]; \ + } \ + while (h_size--) { \ + int av_unused U, V, Y; \ + +#define ENDYUV2RGBLINE(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 ENDYUV2RGBFUNC() \ + } \ + } \ + 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() +#define CLOSEYUV2RGBFUNC(dst_delta) \ + ENDYUV2RGBLINE(dst_delta) \ + ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuv2rgb_c_48, uint8_t, 0) + LOADCHROMA(0); + PUTRGB48(dst_1, py_1, 0); + PUTRGB48(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB48(dst_2, py_2, 1); + PUTRGB48(dst_1, py_1, 1); + + LOADCHROMA(2); + PUTRGB48(dst_1, py_1, 2); + PUTRGB48(dst_2, py_2, 2); + + LOADCHROMA(3); + PUTRGB48(dst_2, py_2, 3); + PUTRGB48(dst_1, py_1, 3); +ENDYUV2RGBLINE(48) + LOADCHROMA(0); + PUTRGB48(dst_1, py_1, 0); + PUTRGB48(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB48(dst_2, py_2, 1); + PUTRGB48(dst_1, py_1, 1); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuv2rgb_c_bgr48, uint8_t, 0) + LOADCHROMA(0); + PUTBGR48(dst_1, py_1, 0); + PUTBGR48(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTBGR48(dst_2, py_2, 1); + PUTBGR48(dst_1, py_1, 1); + + LOADCHROMA(2); + PUTBGR48(dst_1, py_1, 2); + PUTBGR48(dst_2, py_2, 2); + + LOADCHROMA(3); + PUTBGR48(dst_2, py_2, 3); + PUTBGR48(dst_1, py_1, 3); +ENDYUV2RGBLINE(48) + LOADCHROMA(0); + PUTBGR48(dst_1, py_1, 0); + PUTBGR48(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTBGR48(dst_2, py_2, 1); + PUTBGR48(dst_1, py_1, 1); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuv2rgb_c_32, uint32_t, 0) + LOADCHROMA(0); + PUTRGB(dst_1, py_1, 0); + PUTRGB(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB(dst_2, py_2, 1); + PUTRGB(dst_1, py_1, 1); + + LOADCHROMA(2); + PUTRGB(dst_1, py_1, 2); + PUTRGB(dst_2, py_2, 2); + + LOADCHROMA(3); + PUTRGB(dst_2, py_2, 3); + PUTRGB(dst_1, py_1, 3); +ENDYUV2RGBLINE(8) + LOADCHROMA(0); + PUTRGB(dst_1, py_1, 0); + PUTRGB(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB(dst_2, py_2, 1); + PUTRGB(dst_1, py_1, 1); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuva2rgba_c, uint32_t, 1) + LOADCHROMA(0); + PUTRGBA(dst_1, py_1, pa_1, 0, 24); + PUTRGBA(dst_2, py_2, pa_2, 0, 24); + + LOADCHROMA(1); + PUTRGBA(dst_2, py_2, pa_1, 1, 24); + PUTRGBA(dst_1, py_1, pa_2, 1, 24); + + LOADCHROMA(2); + PUTRGBA(dst_1, py_1, pa_1, 2, 24); + PUTRGBA(dst_2, py_2, pa_2, 2, 24); + + LOADCHROMA(3); + PUTRGBA(dst_2, py_2, pa_1, 3, 24); + PUTRGBA(dst_1, py_1, pa_2, 3, 24); + pa_1 += 8; \ + pa_2 += 8; \ +ENDYUV2RGBLINE(8) + LOADCHROMA(0); + PUTRGBA(dst_1, py_1, pa_1, 0, 24); + PUTRGBA(dst_2, py_2, pa_2, 0, 24); + + LOADCHROMA(1); + PUTRGBA(dst_2, py_2, pa_1, 1, 24); + PUTRGBA(dst_1, py_1, pa_2, 1, 24); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuva2argb_c, uint32_t, 1) + LOADCHROMA(0); + PUTRGBA(dst_1, py_1, pa_1, 0, 0); + PUTRGBA(dst_2, py_2, pa_2, 0, 0); + + LOADCHROMA(1); + PUTRGBA(dst_2, py_2, pa_2, 1, 0); + PUTRGBA(dst_1, py_1, pa_1, 1, 0); + + LOADCHROMA(2); + PUTRGBA(dst_1, py_1, pa_1, 2, 0); + PUTRGBA(dst_2, py_2, pa_2, 2, 0); + + LOADCHROMA(3); + PUTRGBA(dst_2, py_2, pa_2, 3, 0); + PUTRGBA(dst_1, py_1, pa_1, 3, 0); + pa_1 += 8; \ + pa_2 += 8; \ +ENDYUV2RGBLINE(8) + LOADCHROMA(0); + PUTRGBA(dst_1, py_1, pa_1, 0, 0); + PUTRGBA(dst_2, py_2, pa_2, 0, 0); + + LOADCHROMA(1); + PUTRGBA(dst_2, py_2, pa_2, 1, 0); + PUTRGBA(dst_1, py_1, pa_1, 1, 0); +ENDYUV2RGBFUNC() + +YUV2RGBFUNC(yuv2rgb_c_24_rgb, uint8_t, 0) + LOADCHROMA(0); + PUTRGB24(dst_1, py_1, 0); + PUTRGB24(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB24(dst_2, py_2, 1); + PUTRGB24(dst_1, py_1, 1); + + LOADCHROMA(2); + PUTRGB24(dst_1, py_1, 2); + PUTRGB24(dst_2, py_2, 2); + + LOADCHROMA(3); + PUTRGB24(dst_2, py_2, 3); + PUTRGB24(dst_1, py_1, 3); +ENDYUV2RGBLINE(24) + LOADCHROMA(0); + PUTRGB24(dst_1, py_1, 0); + PUTRGB24(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTRGB24(dst_2, py_2, 1); + PUTRGB24(dst_1, py_1, 1); +ENDYUV2RGBFUNC() // 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() +YUV2RGBFUNC(yuv2rgb_c_24_bgr, uint8_t, 0) + LOADCHROMA(0); + PUTBGR24(dst_1, py_1, 0); + PUTBGR24(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTBGR24(dst_2, py_2, 1); + PUTBGR24(dst_1, py_1, 1); + + LOADCHROMA(2); + PUTBGR24(dst_1, py_1, 2); + PUTBGR24(dst_2, py_2, 2); + + LOADCHROMA(3); + PUTBGR24(dst_2, py_2, 3); + PUTBGR24(dst_1, py_1, 3); +ENDYUV2RGBLINE(24) + LOADCHROMA(0); + PUTBGR24(dst_1, py_1, 0); + PUTBGR24(dst_2, py_2, 0); + + LOADCHROMA(1); + PUTBGR24(dst_2, py_2, 1); + PUTBGR24(dst_1, py_1, 1); +ENDYUV2RGBFUNC() // 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); +YUV2RGBFUNC(yuv2rgb_c_16, uint16_t, 0) + LOADCHROMA(0); + PUTRGB(dst_1, py_1, 0); + PUTRGB(dst_2, py_2, 0); - RGB(1); - DST2(1); - DST1(1); + LOADCHROMA(1); + PUTRGB(dst_2, py_2, 1); + PUTRGB(dst_1, py_1, 1); - RGB(2); - DST1(2); - DST2(2); + LOADCHROMA(2); + PUTRGB(dst_1, py_1, 2); + PUTRGB(dst_2, py_2, 2); - RGB(3); - DST2(3); - DST1(3); -EPILOG(8) + LOADCHROMA(3); + PUTRGB(dst_2, py_2, 3); + PUTRGB(dst_1, py_1, 3); +CLOSEYUV2RGBFUNC(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]]; +YUV2RGBFUNC(yuv2rgb_c_12_ordered_dither, uint16_t, 0) + const uint8_t *d16 = dither_4x4_16[y & 3]; + +#define PUTRGB12(dst, src, i, o) \ + Y = src[2 * i]; \ + dst[2 * i] = r[Y + d16[0 + o]] + \ + g[Y + d16[0 + o]] + \ + b[Y + d16[0 + o]]; \ + Y = src[2 * i + 1]; \ + dst[2 * i + 1] = r[Y + d16[1 + o]] + \ + g[Y + d16[1 + o]] + \ + b[Y + d16[1 + o]]; + + LOADCHROMA(0); + PUTRGB12(dst_1, py_1, 0, 0); + PUTRGB12(dst_2, py_2, 0, 0 + 8); + + LOADCHROMA(1); + PUTRGB12(dst_2, py_2, 1, 2 + 8); + PUTRGB12(dst_1, py_1, 1, 2); + + LOADCHROMA(2); + PUTRGB12(dst_1, py_1, 2, 4); + PUTRGB12(dst_2, py_2, 2, 4 + 8); + + LOADCHROMA(3); + PUTRGB12(dst_2, py_2, 3, 6 + 8); + PUTRGB12(dst_1, py_1, 3, 6); +CLOSEYUV2RGBFUNC(8) - - 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]; +YUV2RGBFUNC(yuv2rgb_c_8_ordered_dither, uint8_t, 0) + const uint8_t *d32 = dither_8x8_32[y & 7]; + const uint8_t *d64 = dither_8x8_73[y & 7]; + +#define PUTRGB8(dst, src, i, o) \ + Y = src[2 * i]; \ + dst[2 * i] = r[Y + d32[0 + o]] + \ + g[Y + d32[0 + o]] + \ + b[Y + d64[0 + o]]; \ + Y = src[2 * i + 1]; \ + dst[2 * i + 1] = r[Y + d32[1 + o]] + \ + g[Y + d32[1 + o]] + \ + b[Y + d64[1 + o]]; + + LOADCHROMA(0); + PUTRGB8(dst_1, py_1, 0, 0); + PUTRGB8(dst_2, py_2, 0, 0 + 8); + + LOADCHROMA(1); + PUTRGB8(dst_2, py_2, 1, 2 + 8); + PUTRGB8(dst_1, py_1, 1, 2); + + LOADCHROMA(2); + PUTRGB8(dst_1, py_1, 2, 4); + PUTRGB8(dst_2, py_2, 2, 4 + 8); + + LOADCHROMA(3); + PUTRGB8(dst_2, py_2, 3, 6 + 8); + PUTRGB8(dst_1, py_1, 3, 6); +CLOSEYUV2RGBFUNC(8) + +YUV2RGBFUNC(yuv2rgb_c_4_ordered_dither, uint8_t, 0) + 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 yuv2rgb_get_func_ptr (SwsContext *c) +#define PUTRGB4D(dst, src, i, o) \ + Y = src[2 * i]; \ + acc = r[Y + d128[0 + o]] + \ + g[Y + d64[0 + o]] + \ + b[Y + d128[0 + o]]; \ + Y = src[2 * i + 1]; \ + acc |= (r[Y + d128[1 + o]] + \ + g[Y + d64[1 + o]] + \ + b[Y + d128[1 + o]]) << 4; \ + dst[i] = acc; + + LOADCHROMA(0); + PUTRGB4D(dst_1, py_1, 0, 0); + PUTRGB4D(dst_2, py_2, 0, 0 + 8); + + LOADCHROMA(1); + PUTRGB4D(dst_2, py_2, 1, 2 + 8); + PUTRGB4D(dst_1, py_1, 1, 2); + + LOADCHROMA(2); + PUTRGB4D(dst_1, py_1, 2, 4); + PUTRGB4D(dst_2, py_2, 2, 4 + 8); + + LOADCHROMA(3); + PUTRGB4D(dst_2, py_2, 3, 6 + 8); + PUTRGB4D(dst_1, py_1, 3, 6); +CLOSEYUV2RGBFUNC(4) + +YUV2RGBFUNC(yuv2rgb_c_4b_ordered_dither, uint8_t, 0) + const uint8_t *d64 = dither_8x8_73[y & 7]; + const uint8_t *d128 = dither_8x8_220[y & 7]; + +#define PUTRGB4DB(dst, src, i, o) \ + Y = src[2 * i]; \ + dst[2 * i] = r[Y + d128[0 + o]] + \ + g[Y + d64[0 + o]] + \ + b[Y + d128[0 + o]]; \ + Y = src[2 * i + 1]; \ + dst[2 * i + 1] = r[Y + d128[1 + o]] + \ + g[Y + d64[1 + o]] + \ + b[Y + d128[1 + o]]; + + LOADCHROMA(0); + PUTRGB4DB(dst_1, py_1, 0, 0); + PUTRGB4DB(dst_2, py_2, 0, 0 + 8); + + LOADCHROMA(1); + PUTRGB4DB(dst_2, py_2, 1, 2 + 8); + PUTRGB4DB(dst_1, py_1, 1, 2); + + LOADCHROMA(2); + PUTRGB4DB(dst_1, py_1, 2, 4); + PUTRGB4DB(dst_2, py_2, 2, 4 + 8); + + LOADCHROMA(3); + PUTRGB4DB(dst_2, py_2, 3, 6 + 8); + PUTRGB4DB(dst_1, py_1, 3, 6); +CLOSEYUV2RGBFUNC(8) + +YUV2RGBFUNC(yuv2rgb_c_1_ordered_dither, uint8_t, 0) + 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 PUTRGB1(out, src, i, o) \ + Y = src[2 * i]; \ + out += out + g[Y + d128[0 + o]]; \ + Y = src[2 * i + 1]; \ + out += out + g[Y + d128[1 + o]]; + + PUTRGB1(out_1, py_1, 0, 0); + PUTRGB1(out_2, py_2, 0, 0 + 8); + + PUTRGB1(out_2, py_2, 1, 2 + 8); + PUTRGB1(out_1, py_1, 1, 2); + + PUTRGB1(out_1, py_1, 2, 4); + PUTRGB1(out_2, py_2, 2, 4 + 8); + + PUTRGB1(out_2, py_2, 3, 6 + 8); + PUTRGB1(out_1, py_1, 3, 6); + + dst_1[0] = out_1; + dst_2[0] = out_2; +CLOSEYUV2RGBFUNC(1) + +SwsFunc ff_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= yuv2rgb_init_vis(c); - if (t) return t; - } -#endif -#if CONFIG_MLIB - { - SwsFunc t= yuv2rgb_init_mlib(c); - if (t) return t; - } -#endif -#if HAVE_ALTIVEC - if (c->flags & SWS_CPU_CAPS_ALTIVEC) - { - SwsFunc t = 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; + SwsFunc t = NULL; + + if (HAVE_MMX) + t = ff_yuv2rgb_init_mmx(c); + else if (HAVE_VIS) + t = ff_yuv2rgb_init_vis(c); + else if (HAVE_ALTIVEC) + t = ff_yuv2rgb_init_altivec(c); + else if (ARCH_BFIN) + t = ff_yuv2rgb_get_func_ptr_bfin(c); + + if (t) + return t; + + av_log(c, AV_LOG_WARNING, + "No accelerated colorspace conversion found from %s to %s.\n", + sws_format_name(c->srcFormat), sws_format_name(c->dstFormat)); + + switch (c->dstFormat) { + case PIX_FMT_BGR48BE: + case PIX_FMT_BGR48LE: + return yuv2rgb_c_bgr48; + case PIX_FMT_RGB48BE: + case PIX_FMT_RGB48LE: + return yuv2rgb_c_48; + case PIX_FMT_ARGB: + case PIX_FMT_ABGR: + if (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P) + return yuva2argb_c; + case PIX_FMT_RGBA: + case PIX_FMT_BGRA: + if (CONFIG_SWSCALE_ALPHA && c->srcFormat == PIX_FMT_YUVA420P) + return yuva2rgba_c; + else + 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_BGR555: + return yuv2rgb_c_16; + case PIX_FMT_RGB444: + case PIX_FMT_BGR444: + return yuv2rgb_c_12_ordered_dither; case PIX_FMT_RGB8: - case PIX_FMT_BGR8: return yuv2rgb_c_8_ordered_dither; + 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_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; + 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) +static void fill_table(uint8_t *table[256], const int elemsize, + const int inc, void *y_tab) { - if (dividend > 0) - return (dividend + (divisor>>1)) / divisor; + int i; + int64_t cb = 0; + uint8_t *y_table = y_tab; + + y_table -= elemsize * (inc >> 9); + + for (i = 0; i < 256; i++) { + table[i] = y_table + elemsize * (cb >> 16); + cb += inc; + } +} + +static void fill_gv_table(int table[256], const int elemsize, const int inc) +{ + int i; + int64_t cb = 0; + int off = -(inc >> 9); + + for (i = 0; i < 256; i++) { + table[i] = elemsize * (off + (cb >> 16)); + cb += inc; + } +} + +static uint16_t roundToInt16(int64_t f) +{ + int r = (f + (1 << 15)) >> 16; + + if (r < -0x7FFF) + return 0x8000; + else if (r > 0x7FFF) + return 0x7FFF; else - return -((-dividend + (divisor>>1)) / divisor); + return r; } -int yuv2rgb_c_init_tables (SwsContext *c, const int inv_table[4], int fullRange, int brightness, int contrast, int saturation) +av_cold int ff_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; + const int isRgb = c->dstFormat == PIX_FMT_RGB32 || + c->dstFormat == PIX_FMT_RGB32_1 || + c->dstFormat == PIX_FMT_BGR24 || + c->dstFormat == PIX_FMT_RGB565BE || + c->dstFormat == PIX_FMT_RGB565LE || + c->dstFormat == PIX_FMT_RGB555BE || + c->dstFormat == PIX_FMT_RGB555LE || + c->dstFormat == PIX_FMT_RGB444BE || + c->dstFormat == PIX_FMT_RGB444LE || + c->dstFormat == PIX_FMT_RGB8 || + c->dstFormat == PIX_FMT_RGB4 || + c->dstFormat == PIX_FMT_RGB4_BYTE || + c->dstFormat == PIX_FMT_MONOBLACK; + const int isNotNe = c->dstFormat == PIX_FMT_NE(RGB565LE, RGB565BE) || + c->dstFormat == PIX_FMT_NE(RGB555LE, RGB555BE) || + c->dstFormat == PIX_FMT_NE(RGB444LE, RGB444BE) || + c->dstFormat == PIX_FMT_NE(BGR565LE, BGR565BE) || + c->dstFormat == PIX_FMT_NE(BGR555LE, BGR555BE) || + c->dstFormat == PIX_FMT_NE(BGR444LE, BGR444BE); + const int bpp = c->dstFormatBpp; + uint8_t *y_table; + uint16_t *y_table16; + uint32_t *y_table32; + int i, base, rbase, gbase, bbase, abase, needAlpha; + const int yoffs = fullRange ? 384 : 326; 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 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; + int64_t yb = 0; + + 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; + cy = (cy * contrast) >> 16; + crv = (crv * contrast * saturation) >> 32; + cbu = (cbu * contrast * saturation) >> 32; + cgu = (cgu * contrast * saturation) >> 32; + cgv = (cgv * contrast * saturation) >> 32; + oy -= 256 * brightness; + + c->uOffset = 0x0400040004000400LL; + c->vOffset = 0x0400040004000400LL; + c->yCoeff = roundToInt16(cy * 8192) * 0x0001000100010001ULL; + c->vrCoeff = roundToInt16(crv * 8192) * 0x0001000100010001ULL; + c->ubCoeff = roundToInt16(cbu * 8192) * 0x0001000100010001ULL; + c->vgCoeff = roundToInt16(cgv * 8192) * 0x0001000100010001ULL; + c->ugCoeff = roundToInt16(cgu * 8192) * 0x0001000100010001ULL; + c->yOffset = roundToInt16(oy * 8) * 0x0001000100010001ULL; + + c->yuv2rgb_y_coeff = (int16_t)roundToInt16(cy << 13); + c->yuv2rgb_y_offset = (int16_t)roundToInt16(oy << 9); + c->yuv2rgb_v2r_coeff = (int16_t)roundToInt16(crv << 13); + c->yuv2rgb_v2g_coeff = (int16_t)roundToInt16(cgv << 13); + c->yuv2rgb_u2g_coeff = (int16_t)roundToInt16(cgu << 13); + c->yuv2rgb_u2b_coeff = (int16_t)roundToInt16(cbu << 13); + + //scale coefficients by cy + crv = ((crv << 16) + 0x8000) / cy; + cbu = ((cbu << 16) + 0x8000) / cy; + cgu = ((cgu << 16) + 0x8000) / cy; + cgv = ((cgv << 16) + 0x8000) / cy; - j= (cy*(((i - 384)<<16) - oy) + (1<<31))>>32; - j = (j < 0) ? 0 : ((j > 255) ? 255 : j); - table_Y[i] = j; - } + av_free(c->yuvTable); 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; + case 1: + c->yuvTable = av_malloc(1024); + y_table = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024 - 110; i++) { + y_table[i + 110] = av_clip_uint8((yb + 0x8000) >> 16) >> 7; + yb += cy; } - 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; + fill_table(c->table_gU, 1, cgu, y_table + yoffs); + fill_gv_table(c->table_gV, 1, cgv); + break; + case 4: + case 4 | 128: + rbase = isRgb ? 3 : 0; + gbase = 1; + bbase = isRgb ? 0 : 3; + c->yuvTable = av_malloc(1024 * 3); + y_table = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024 - 110; i++) { + int yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table[i + 110] = (yval >> 7) << rbase; + y_table[i + 37 + 1024] = ((yval + 43) / 85) << gbase; + y_table[i + 110 + 2048] = (yval >> 7) << bbase; + yb += cy; } + fill_table(c->table_rV, 1, crv, y_table + yoffs); + fill_table(c->table_gU, 1, cgu, y_table + yoffs + 1024); + fill_table(c->table_bU, 1, cbu, y_table + yoffs + 2048); + fill_gv_table(c->table_gV, 1, cgv); 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; + rbase = isRgb ? 5 : 0; + gbase = isRgb ? 2 : 3; + bbase = isRgb ? 0 : 6; + c->yuvTable = av_malloc(1024 * 3); + y_table = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024 - 38; i++) { + int yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table[i + 16] = ((yval + 18) / 36) << rbase; + y_table[i + 16 + 1024] = ((yval + 18) / 36) << gbase; + y_table[i + 37 + 2048] = ((yval + 43) / 85) << bbase; + yb += cy; } + fill_table(c->table_rV, 1, crv, y_table + yoffs); + fill_table(c->table_gU, 1, cgu, y_table + yoffs + 1024); + fill_table(c->table_bU, 1, cbu, y_table + yoffs + 2048); + fill_gv_table(c->table_gV, 1, cgv); 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; + case 12: + rbase = isRgb ? 8 : 0; + gbase = 4; + bbase = isRgb ? 0 : 8; + c->yuvTable = av_malloc(1024 * 3 * 2); + y_table16 = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024; i++) { + uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table16[i] = (yval >> 4) << rbase; + y_table16[i + 1024] = (yval >> 4) << gbase; + y_table16[i + 2048] = (yval >> 4) << bbase; + yb += cy; } - for (i = -132; i < 256+132; i++) { - int j = (table_Y[i+384 - 37]+ 43)/85; - - ((uint8_t *)table_g)[i] = j << 1; + if (isNotNe) + for (i = 0; i < 1024 * 3; i++) + y_table16[i] = av_bswap16(y_table16[i]); + fill_table(c->table_rV, 2, crv, y_table16 + yoffs); + fill_table(c->table_gU, 2, cgu, y_table16 + yoffs + 1024); + fill_table(c->table_bU, 2, cbu, y_table16 + yoffs + 2048); + fill_gv_table(c->table_gV, 2, cgv); + break; + case 15: + case 16: + rbase = isRgb ? bpp - 5 : 0; + gbase = 5; + bbase = isRgb ? 0 : (bpp - 5); + c->yuvTable = av_malloc(1024 * 3 * 2); + y_table16 = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024; i++) { + uint8_t yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table16[i] = (yval >> 3) << rbase; + y_table16[i + 1024] = (yval >> (18 - bpp)) << gbase; + y_table16[i + 2048] = (yval >> 3) << bbase; + yb += cy; } - 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; + if (isNotNe) + for (i = 0; i < 1024 * 3; i++) + y_table16[i] = av_bswap16(y_table16[i]); + fill_table(c->table_rV, 2, crv, y_table16 + yoffs); + fill_table(c->table_gU, 2, cgu, y_table16 + yoffs + 1024); + fill_table(c->table_bU, 2, cbu, y_table16 + yoffs + 2048); + fill_gv_table(c->table_gV, 2, cgv); + break; + case 24: + case 48: + c->yuvTable = av_malloc(1024); + y_table = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024; i++) { + y_table[i] = av_clip_uint8((yb + 0x8000) >> 16); + yb += cy; } + fill_table(c->table_rV, 1, crv, y_table + yoffs); + fill_table(c->table_gU, 1, cgu, y_table + yoffs); + fill_table(c->table_bU, 1, cbu, y_table + yoffs); + fill_gv_table(c->table_gV, 1, cgv); 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; + case 32: + base = (c->dstFormat == PIX_FMT_RGB32_1 || + c->dstFormat == PIX_FMT_BGR32_1) ? 8 : 0; + rbase = base + (isRgb ? 16 : 0); + gbase = base + 8; + bbase = base + (isRgb ? 0 : 16); + needAlpha = CONFIG_SWSCALE_ALPHA && isALPHA(c->srcFormat); + if (!needAlpha) + abase = (base + 24) & 31; + c->yuvTable = av_malloc(1024 * 3 * 4); + y_table32 = c->yuvTable; + yb = -(384 << 16) - oy; + for (i = 0; i < 1024; i++) { + unsigned yval = av_clip_uint8((yb + 0x8000) >> 16); + y_table32[i] = (yval << rbase) + + (needAlpha ? 0 : (255u << abase)); + y_table32[i + 1024] = yval << gbase; + y_table32[i + 2048] = yval << bbase; + yb += cy; } + fill_table(c->table_rV, 4, crv, y_table32 + yoffs); + fill_table(c->table_gU, 4, cgu, y_table32 + yoffs + 1024); + fill_table(c->table_bU, 4, cbu, y_table32 + yoffs + 2048); + fill_gv_table(c->table_gV, 4, cgv); break; - default: - table_start= NULL; + c->yuvTable = 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; }