/* * Copyright (C) 2001-2011 Michael Niedermayer * * 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 #include "config.h" #include "libswscale/swscale.h" #include "libswscale/swscale_internal.h" #include "libavutil/intreadwrite.h" #include "libavutil/x86_cpu.h" #include "libavutil/cpu.h" #include "libavutil/pixdesc.h" DECLARE_ASM_CONST(8, uint64_t, bF8)= 0xF8F8F8F8F8F8F8F8LL; DECLARE_ASM_CONST(8, uint64_t, bFC)= 0xFCFCFCFCFCFCFCFCLL; DECLARE_ASM_CONST(8, uint64_t, w10)= 0x0010001000100010LL; DECLARE_ASM_CONST(8, uint64_t, w02)= 0x0002000200020002LL; DECLARE_ASM_CONST(8, uint64_t, bm00001111)=0x00000000FFFFFFFFLL; DECLARE_ASM_CONST(8, uint64_t, bm00000111)=0x0000000000FFFFFFLL; DECLARE_ASM_CONST(8, uint64_t, bm11111000)=0xFFFFFFFFFF000000LL; DECLARE_ASM_CONST(8, uint64_t, bm01010101)=0x00FF00FF00FF00FFLL; const DECLARE_ALIGNED(8, uint64_t, ff_dither4)[2] = { 0x0103010301030103LL, 0x0200020002000200LL,}; const DECLARE_ALIGNED(8, uint64_t, ff_dither8)[2] = { 0x0602060206020602LL, 0x0004000400040004LL,}; DECLARE_ASM_CONST(8, uint64_t, b16Mask)= 0x001F001F001F001FLL; DECLARE_ASM_CONST(8, uint64_t, g16Mask)= 0x07E007E007E007E0LL; DECLARE_ASM_CONST(8, uint64_t, r16Mask)= 0xF800F800F800F800LL; DECLARE_ASM_CONST(8, uint64_t, b15Mask)= 0x001F001F001F001FLL; DECLARE_ASM_CONST(8, uint64_t, g15Mask)= 0x03E003E003E003E0LL; DECLARE_ASM_CONST(8, uint64_t, r15Mask)= 0x7C007C007C007C00LL; DECLARE_ALIGNED(8, const uint64_t, ff_M24A) = 0x00FF0000FF0000FFLL; DECLARE_ALIGNED(8, const uint64_t, ff_M24B) = 0xFF0000FF0000FF00LL; DECLARE_ALIGNED(8, const uint64_t, ff_M24C) = 0x0000FF0000FF0000LL; #ifdef FAST_BGR2YV12 DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000000210041000DULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000FFEEFFDC0038ULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00000038FFD2FFF8ULL; #else DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000020E540830C8BULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000ED0FDAC23831ULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00003831D0E6F6EAULL; #endif /* FAST_BGR2YV12 */ DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YOffset) = 0x1010101010101010ULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UVOffset) = 0x8080808080808080ULL; DECLARE_ALIGNED(8, const uint64_t, ff_w1111) = 0x0001000100010001ULL; DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY1Coeff) = 0x0C88000040870C88ULL; DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toY2Coeff) = 0x20DE4087000020DEULL; DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY1Coeff) = 0x20DE0000408720DEULL; DECLARE_ASM_CONST(8, uint64_t, ff_rgb24toY2Coeff) = 0x0C88408700000C88ULL; DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toYOffset) = 0x0008010000080100ULL; DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUV)[2][4] = { {0x38380000DAC83838ULL, 0xECFFDAC80000ECFFULL, 0xF6E40000D0E3F6E4ULL, 0x3838D0E300003838ULL}, {0xECFF0000DAC8ECFFULL, 0x3838DAC800003838ULL, 0x38380000D0E33838ULL, 0xF6E4D0E30000F6E4ULL}, }; DECLARE_ASM_CONST(8, uint64_t, ff_bgr24toUVOffset)= 0x0040010000400100ULL; //MMX versions #if HAVE_MMX #undef RENAME #define COMPILE_TEMPLATE_MMX2 0 #define RENAME(a) a ## _MMX #include "swscale_template.c" #endif //MMX2 versions #if HAVE_MMX2 #undef RENAME #undef COMPILE_TEMPLATE_MMX2 #define COMPILE_TEMPLATE_MMX2 1 #define RENAME(a) a ## _MMX2 #include "swscale_template.c" #endif void updateMMXDitherTables(SwsContext *c, int dstY, int lumBufIndex, int chrBufIndex, int lastInLumBuf, int lastInChrBuf) { const int dstH= c->dstH; const int flags= c->flags; int16_t **lumPixBuf= c->lumPixBuf; int16_t **chrUPixBuf= c->chrUPixBuf; int16_t **alpPixBuf= c->alpPixBuf; const int vLumBufSize= c->vLumBufSize; const int vChrBufSize= c->vChrBufSize; int16_t *vLumFilterPos= c->vLumFilterPos; int16_t *vChrFilterPos= c->vChrFilterPos; int16_t *vLumFilter= c->vLumFilter; int16_t *vChrFilter= c->vChrFilter; int32_t *lumMmxFilter= c->lumMmxFilter; int32_t *chrMmxFilter= c->chrMmxFilter; int32_t av_unused *alpMmxFilter= c->alpMmxFilter; const int vLumFilterSize= c->vLumFilterSize; const int vChrFilterSize= c->vChrFilterSize; const int chrDstY= dstY>>c->chrDstVSubSample; const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input const int firstChrSrcY= vChrFilterPos[chrDstY]; //First line needed as input c->blueDither= ff_dither8[dstY&1]; if (c->dstFormat == PIX_FMT_RGB555 || c->dstFormat == PIX_FMT_BGR555) c->greenDither= ff_dither8[dstY&1]; else c->greenDither= ff_dither4[dstY&1]; c->redDither= ff_dither8[(dstY+1)&1]; if (dstY < dstH - 2) { const int16_t **lumSrcPtr= (const int16_t **) lumPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize; const int16_t **chrUSrcPtr= (const int16_t **) chrUPixBuf + chrBufIndex + firstChrSrcY - lastInChrBuf + vChrBufSize; const int16_t **alpSrcPtr= (CONFIG_SWSCALE_ALPHA && alpPixBuf) ? (const int16_t **) alpPixBuf + lumBufIndex + firstLumSrcY - lastInLumBuf + vLumBufSize : NULL; int i; if (flags & SWS_ACCURATE_RND) { int s= APCK_SIZE / 8; for (i=0; i1)]; lumMmxFilter[s*i+APCK_COEF/4 ]= lumMmxFilter[s*i+APCK_COEF/4+1]= vLumFilter[dstY*vLumFilterSize + i ] + (vLumFilterSize>1 ? vLumFilter[dstY*vLumFilterSize + i + 1]<<16 : 0); if (CONFIG_SWSCALE_ALPHA && alpPixBuf) { *(const void**)&alpMmxFilter[s*i ]= alpSrcPtr[i ]; *(const void**)&alpMmxFilter[s*i+APCK_PTR2/4 ]= alpSrcPtr[i+(vLumFilterSize>1)]; alpMmxFilter[s*i+APCK_COEF/4 ]= alpMmxFilter[s*i+APCK_COEF/4+1]= lumMmxFilter[s*i+APCK_COEF/4 ]; } } for (i=0; i1)]; chrMmxFilter[s*i+APCK_COEF/4 ]= chrMmxFilter[s*i+APCK_COEF/4+1]= vChrFilter[chrDstY*vChrFilterSize + i ] + (vChrFilterSize>1 ? vChrFilter[chrDstY*vChrFilterSize + i + 1]<<16 : 0); } } else { for (i=0; iuse_mmx_vfilter && !(c->flags & SWS_ACCURATE_RND)) c->yuv2planeX = yuv2yuvX_sse3; } #endif #if HAVE_YASM #define ASSIGN_SCALE_FUNC2(hscalefn, filtersize, opt1, opt2) do { \ if (c->srcBpc == 8) { \ hscalefn = c->dstBpc <= 10 ? ff_hscale8to15_ ## filtersize ## _ ## opt2 : \ ff_hscale8to19_ ## filtersize ## _ ## opt1; \ } else if (c->srcBpc == 9) { \ hscalefn = c->dstBpc <= 10 ? ff_hscale9to15_ ## filtersize ## _ ## opt2 : \ ff_hscale9to19_ ## filtersize ## _ ## opt1; \ } else if (c->srcBpc == 10) { \ hscalefn = c->dstBpc <= 10 ? ff_hscale10to15_ ## filtersize ## _ ## opt2 : \ ff_hscale10to19_ ## filtersize ## _ ## opt1; \ } else if (c->srcBpc == 14 || ((c->srcFormat==PIX_FMT_PAL8||isAnyRGB(c->srcFormat)) && av_pix_fmt_descriptors[c->srcFormat].comp[0].depth_minus1<15)) { \ hscalefn = c->dstBpc <= 10 ? ff_hscale14to15_ ## filtersize ## _ ## opt2 : \ ff_hscale14to19_ ## filtersize ## _ ## opt1; \ } else { /* c->srcBpc == 16 */ \ hscalefn = c->dstBpc <= 10 ? ff_hscale16to15_ ## filtersize ## _ ## opt2 : \ ff_hscale16to19_ ## filtersize ## _ ## opt1; \ } \ } while (0) #define ASSIGN_MMX_SCALE_FUNC(hscalefn, filtersize, opt1, opt2) \ switch (filtersize) { \ case 4: ASSIGN_SCALE_FUNC2(hscalefn, 4, opt1, opt2); break; \ case 8: ASSIGN_SCALE_FUNC2(hscalefn, 8, opt1, opt2); break; \ default: ASSIGN_SCALE_FUNC2(hscalefn, X, opt1, opt2); break; \ } #define ASSIGN_VSCALEX_FUNC(vscalefn, opt1, opt2, opt2chk, do_16_case) \ switch(c->dstBpc){ \ case 16: /*do_16_case;*/ break; \ case 10: if (!isBE(c->dstFormat) && opt2chk) /*vscalefn = ff_yuv2planeX_10_ ## opt2;*/ break; \ case 9: if (!isBE(c->dstFormat) && opt2chk) /*vscalefn = ff_yuv2planeX_9_ ## opt2;*/ break; \ default: /*vscalefn = ff_yuv2planeX_8_ ## opt1;*/ break; \ } #define ASSIGN_VSCALE_FUNC(vscalefn, opt1, opt2, opt2chk) \ switch(c->dstBpc){ \ case 16: if (!isBE(c->dstFormat)) vscalefn = ff_yuv2plane1_16_ ## opt1; break; \ case 10: if (!isBE(c->dstFormat) && opt2chk) vscalefn = ff_yuv2plane1_10_ ## opt2; break; \ case 9: if (!isBE(c->dstFormat) && opt2chk) vscalefn = ff_yuv2plane1_9_ ## opt2; break; \ default: vscalefn = ff_yuv2plane1_8_ ## opt1; break; \ } #if ARCH_X86_32 if (cpu_flags & AV_CPU_FLAG_MMX) { ASSIGN_MMX_SCALE_FUNC(c->hyScale, c->hLumFilterSize, mmx, mmx); ASSIGN_MMX_SCALE_FUNC(c->hcScale, c->hChrFilterSize, mmx, mmx); ASSIGN_VSCALEX_FUNC(c->yuv2planeX, mmx, mmx2, cpu_flags & AV_CPU_FLAG_MMX2,); ASSIGN_VSCALE_FUNC(c->yuv2plane1, mmx, mmx2, cpu_flags & AV_CPU_FLAG_MMX2); } #endif #define ASSIGN_SSE_SCALE_FUNC(hscalefn, filtersize, opt1, opt2) \ switch (filtersize) { \ case 4: ASSIGN_SCALE_FUNC2(hscalefn, 4, opt1, opt2); break; \ case 8: ASSIGN_SCALE_FUNC2(hscalefn, 8, opt1, opt2); break; \ default: if (filtersize & 4) ASSIGN_SCALE_FUNC2(hscalefn, X4, opt1, opt2); \ else ASSIGN_SCALE_FUNC2(hscalefn, X8, opt1, opt2); \ break; \ } if (cpu_flags & AV_CPU_FLAG_SSE2) { ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, sse2, sse2); ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, sse2, sse2); ASSIGN_VSCALEX_FUNC(c->yuv2planeX, sse2, sse2, 1,); ASSIGN_VSCALE_FUNC(c->yuv2plane1, sse2, sse2, 1); } if (cpu_flags & AV_CPU_FLAG_SSSE3) { ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, ssse3, ssse3); ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, ssse3, ssse3); } if (cpu_flags & AV_CPU_FLAG_SSE4) { /* Xto15 don't need special sse4 functions */ ASSIGN_SSE_SCALE_FUNC(c->hyScale, c->hLumFilterSize, sse4, ssse3); ASSIGN_SSE_SCALE_FUNC(c->hcScale, c->hChrFilterSize, sse4, ssse3); ASSIGN_VSCALEX_FUNC(c->yuv2planeX, sse4, sse4, 1, if (!isBE(c->dstFormat)) c->yuv2planeX = ff_yuv2planeX_16_sse4); if (c->dstBpc == 16 && !isBE(c->dstFormat)) c->yuv2plane1 = ff_yuv2plane1_16_sse4; } if (cpu_flags & AV_CPU_FLAG_AVX) { ASSIGN_VSCALEX_FUNC(c->yuv2planeX, avx, avx, 1,); ASSIGN_VSCALE_FUNC(c->yuv2plane1, avx, avx, 1); } #endif }