diff options
Diffstat (limited to 'postproc/swscale.c')
-rw-r--r-- | postproc/swscale.c | 256 |
1 files changed, 54 insertions, 202 deletions
diff --git a/postproc/swscale.c b/postproc/swscale.c index 910fa3f..2a4c274 100644 --- a/postproc/swscale.c +++ b/postproc/swscale.c @@ -132,7 +132,6 @@ untested special converters #define RV ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5)) #define RU ((int)(-0.148*(1<<RGB2YUV_SHIFT)+0.5)) -extern int verbose; // defined in mplayer.c extern const int32_t Inverse_Table_6_9[8][4]; /* @@ -155,10 +154,6 @@ write special BGR->BGR scaler #define MAX(a,b) ((a) < (b) ? (b) : (a)) #ifdef ARCH_X86 -#define CAN_COMPILE_X86_ASM -#endif - -#ifdef CAN_COMPILE_X86_ASM static uint64_t __attribute__((aligned(8))) bF8= 0xF8F8F8F8F8F8F8F8LL; static uint64_t __attribute__((aligned(8))) bFC= 0xFCFCFCFCFCFCFCFCLL; static uint64_t __attribute__((aligned(8))) w10= 0x0010001000100010LL; @@ -209,26 +204,6 @@ static const uint64_t w1111 __attribute__((aligned(8))) = 0x00010001000100 // clipping helper table for C implementations: static unsigned char clip_table[768]; -//global sws_flags from the command line -int sws_flags=2; - -//global srcFilter -SwsFilter src_filter= {NULL, NULL, NULL, NULL}; - -float sws_lum_gblur= 0.0; -float sws_chr_gblur= 0.0; -int sws_chr_vshift= 0; -int sws_chr_hshift= 0; -float sws_chr_sharpen= 0.0; -float sws_lum_sharpen= 0.0; - -/* cpuCaps combined from cpudetect and whats actually compiled in - (if there is no support for something compiled in it wont appear here) */ -static CpuCaps cpuCaps; - -int (*swScale)(SwsContext *context, uint8_t* src[], int srcStride[], int srcSliceY, - int srcSliceH, uint8_t* dst[], int dstStride[])=NULL; - static SwsVector *sws_getConvVec(SwsVector *a, SwsVector *b); extern const uint8_t dither_2x2_4[2][8]; @@ -237,7 +212,7 @@ 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]; -#ifdef CAN_COMPILE_X86_ASM +#ifdef ARCH_X86 void in_asm_used_var_warning_killer() { volatile int i= bF8+bFC+w10+ @@ -690,7 +665,7 @@ static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **l #define COMPILE_C #endif -#ifdef CAN_COMPILE_X86_ASM +#ifdef ARCH_X86 #if (defined (HAVE_MMX) && !defined (HAVE_3DNOW) && !defined (HAVE_MMX2)) || defined (RUNTIME_CPUDETECT) #define COMPILE_MMX @@ -703,7 +678,7 @@ static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **l #if (defined (HAVE_3DNOW) && !defined (HAVE_MMX2)) || defined (RUNTIME_CPUDETECT) #define COMPILE_3DNOW #endif -#endif //CAN_COMPILE_X86_ASM +#endif //ARCH_X86 #undef HAVE_MMX #undef HAVE_MMX2 @@ -717,7 +692,7 @@ static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **l #include "swscale_template.c" #endif -#ifdef CAN_COMPILE_X86_ASM +#ifdef ARCH_X86 //X86 versions /* @@ -759,140 +734,10 @@ static inline void yuv2packedXinC(SwsContext *c, int16_t *lumFilter, int16_t **l #include "swscale_template.c" #endif -#endif //CAN_COMPILE_X86_ASM +#endif //ARCH_X86 // minor note: the HAVE_xyz is messed up after that line so dont use it - -// old global scaler, dont use for new code -// will use sws_flags from the command line -void SwScale_YV12slice(unsigned char* src[], int srcStride[], int srcSliceY , - int srcSliceH, uint8_t* dst[], int dstStride, int dstbpp, - int srcW, int srcH, int dstW, int dstH){ - - static SwsContext *context=NULL; - int dstFormat; - int dstStride3[3]= {dstStride, dstStride>>1, dstStride>>1}; - - switch(dstbpp) - { - case 8 : dstFormat= IMGFMT_Y8; break; - case 12: dstFormat= IMGFMT_YV12; break; - case 15: dstFormat= IMGFMT_BGR15; break; - case 16: dstFormat= IMGFMT_BGR16; break; - case 24: dstFormat= IMGFMT_BGR24; break; - case 32: dstFormat= IMGFMT_BGR32; break; - default: return; - } - - if(!context) context=sws_getContextFromCmdLine(srcW, srcH, IMGFMT_YV12, dstW, dstH, dstFormat); - - context->swScale(context, src, srcStride, srcSliceY, srcSliceH, dst, dstStride3); -} - -void sws_getFlagsAndFilterFromCmdLine(int *flags, SwsFilter **srcFilterParam, SwsFilter **dstFilterParam) -{ - static int firstTime=1; - *flags=0; - -#ifdef ARCH_X86 - if(gCpuCaps.hasMMX) - asm volatile("emms\n\t"::: "memory"); //FIXME this shouldnt be required but it IS (even for non mmx versions) -#endif - if(firstTime) - { - firstTime=0; - *flags= SWS_PRINT_INFO; - } - else if(verbose>1) *flags= SWS_PRINT_INFO; - - if(src_filter.lumH) sws_freeVec(src_filter.lumH); - if(src_filter.lumV) sws_freeVec(src_filter.lumV); - if(src_filter.chrH) sws_freeVec(src_filter.chrH); - if(src_filter.chrV) sws_freeVec(src_filter.chrV); - - if(sws_lum_gblur!=0.0){ - src_filter.lumH= sws_getGaussianVec(sws_lum_gblur, 3.0); - src_filter.lumV= sws_getGaussianVec(sws_lum_gblur, 3.0); - }else{ - src_filter.lumH= sws_getIdentityVec(); - src_filter.lumV= sws_getIdentityVec(); - } - - if(sws_chr_gblur!=0.0){ - src_filter.chrH= sws_getGaussianVec(sws_chr_gblur, 3.0); - src_filter.chrV= sws_getGaussianVec(sws_chr_gblur, 3.0); - }else{ - src_filter.chrH= sws_getIdentityVec(); - src_filter.chrV= sws_getIdentityVec(); - } - - if(sws_chr_sharpen!=0.0){ - SwsVector *g= sws_getConstVec(-1.0, 3); - SwsVector *id= sws_getConstVec(10.0/sws_chr_sharpen, 1); - g->coeff[1]=2.0; - sws_addVec(id, g); - sws_convVec(src_filter.chrH, id); - sws_convVec(src_filter.chrV, id); - sws_freeVec(g); - sws_freeVec(id); - } - - if(sws_lum_sharpen!=0.0){ - SwsVector *g= sws_getConstVec(-1.0, 3); - SwsVector *id= sws_getConstVec(10.0/sws_lum_sharpen, 1); - g->coeff[1]=2.0; - sws_addVec(id, g); - sws_convVec(src_filter.lumH, id); - sws_convVec(src_filter.lumV, id); - sws_freeVec(g); - sws_freeVec(id); - } - - if(sws_chr_hshift) - sws_shiftVec(src_filter.chrH, sws_chr_hshift); - - if(sws_chr_vshift) - sws_shiftVec(src_filter.chrV, sws_chr_vshift); - - sws_normalizeVec(src_filter.chrH, 1.0); - sws_normalizeVec(src_filter.chrV, 1.0); - sws_normalizeVec(src_filter.lumH, 1.0); - sws_normalizeVec(src_filter.lumV, 1.0); - - if(verbose > 1) sws_printVec(src_filter.chrH); - if(verbose > 1) sws_printVec(src_filter.lumH); - - switch(sws_flags) - { - case 0: *flags|= SWS_FAST_BILINEAR; break; - case 1: *flags|= SWS_BILINEAR; break; - case 2: *flags|= SWS_BICUBIC; break; - case 3: *flags|= SWS_X; break; - case 4: *flags|= SWS_POINT; break; - case 5: *flags|= SWS_AREA; break; - case 6: *flags|= SWS_BICUBLIN; break; - case 7: *flags|= SWS_GAUSS; break; - case 8: *flags|= SWS_SINC; break; - case 9: *flags|= SWS_LANCZOS; break; - case 10:*flags|= SWS_SPLINE; break; - default:*flags|= SWS_BILINEAR; break; - } - - *srcFilterParam= &src_filter; - *dstFilterParam= NULL; -} - -// will use sws_flags & src_filter (from cmd line) -SwsContext *sws_getContextFromCmdLine(int srcW, int srcH, int srcFormat, int dstW, int dstH, int dstFormat) -{ - int flags; - SwsFilter *dstFilterParam, *srcFilterParam; - sws_getFlagsAndFilterFromCmdLine(&flags, &srcFilterParam, &dstFilterParam); - - return sws_getContext(srcW, srcH, srcFormat, dstW, dstH, dstFormat, flags, srcFilterParam, dstFilterParam); -} - static double getSplineCoeff(double a, double b, double c, double d, double dist) { // printf("%f %f %f %f %f\n", a,b,c,d,dist); @@ -915,7 +760,7 @@ static inline void initFilter(int16_t **outFilter, int16_t **filterPos, int *out double *filter=NULL; double *filter2=NULL; #ifdef ARCH_X86 - if(gCpuCaps.hasMMX) + if(flags & SWS_CPU_CAPS_MMX) asm volatile("emms\n\t"::: "memory"); //FIXME this shouldnt be required but it IS (even for non mmx versions) #endif @@ -1438,38 +1283,34 @@ static void globalInit(){ int c= MIN(MAX(i-256, 0), 255); clip_table[i]=c; } +} -cpuCaps= gCpuCaps; - +static SwsFunc getSwsFunc(int flags){ + #ifdef RUNTIME_CPUDETECT -#ifdef CAN_COMPILE_X86_ASM +#ifdef ARCH_X86 // ordered per speed fasterst first - if(gCpuCaps.hasMMX2) - swScale= swScale_MMX2; - else if(gCpuCaps.has3DNow) - swScale= swScale_3DNow; - else if(gCpuCaps.hasMMX) - swScale= swScale_MMX; + if(flags & SWS_CPU_CAPS_MMX2) + return swScale_MMX2; + else if(flags & SWS_CPU_CAPS_3DNOW) + return swScale_3DNow; + else if(flags & SWS_CPU_CAPS_MMX) + return swScale_MMX; else - swScale= swScale_C; + return swScale_C; #else - swScale= swScale_C; - cpuCaps.hasMMX2 = cpuCaps.hasMMX = cpuCaps.has3DNow = 0; + return swScale_C; #endif #else //RUNTIME_CPUDETECT #ifdef HAVE_MMX2 - swScale= swScale_MMX2; - cpuCaps.has3DNow = 0; + return swScale_MMX2; #elif defined (HAVE_3DNOW) - swScale= swScale_3DNow; - cpuCaps.hasMMX2 = 0; + return swScale_3DNow; #elif defined (HAVE_MMX) - swScale= swScale_MMX; - cpuCaps.hasMMX2 = cpuCaps.has3DNow = 0; + return swScale_MMX; #else - swScale= swScale_C; - cpuCaps.hasMMX2 = cpuCaps.hasMMX = cpuCaps.has3DNow = 0; + return swScale_C; #endif #endif //!RUNTIME_CPUDETECT } @@ -1856,10 +1697,21 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int int srcFormat, dstFormat; SwsFilter dummyFilter= {NULL, NULL, NULL, NULL}; #ifdef ARCH_X86 - if(gCpuCaps.hasMMX) + if(flags & SWS_CPU_CAPS_MMX) asm volatile("emms\n\t"::: "memory"); #endif - if(swScale==NULL) globalInit(); + +#ifndef RUNTIME_CPUDETECT //ensure that the flags match the compiled variant if cpudetect is off + flags &= ~(SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2|SWS_CPU_CAPS_3DNOW); +#ifdef HAVE_MMX2 + flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_MMX2; +#elif defined (HAVE_3DNOW) + flags |= SWS_CPU_CAPS_MMX|SWS_CPU_CAPS_3DNOW; +#elif defined (HAVE_MMX) + flags |= SWS_CPU_CAPS_MMX; +#endif +#endif + if(clip_table[512] != 255) globalInit(); /* avoid dupplicate Formats, so we dont need to check to much */ srcFormat = remove_dup_fourcc(origSrcFormat); @@ -2003,7 +1855,7 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int } } - if(cpuCaps.hasMMX2) + if(flags & SWS_CPU_CAPS_MMX2) { c->canMMX2BeUsed= (dstW >=srcW && (dstW&31)==0 && (srcW&15)==0) ? 1 : 0; if(!c->canMMX2BeUsed && dstW >=srcW && (srcW&15)==0 && (flags&SWS_FAST_BILINEAR)) @@ -2032,7 +1884,7 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int c->chrXInc+= 20; } //we dont use the x86asm scaler if mmx is available - else if(cpuCaps.hasMMX) + else if(flags & SWS_CPU_CAPS_MMX) { c->lumXInc = ((srcW-2)<<16)/(dstW-2) - 20; c->chrXInc = ((c->chrSrcW-2)<<16)/(c->chrDstW-2) - 20; @@ -2041,7 +1893,7 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int /* precalculate horizontal scaler filter coefficients */ { - const int filterAlign= cpuCaps.hasMMX ? 4 : 1; + const int filterAlign= (flags & SWS_CPU_CAPS_MMX) ? 4 : 1; initFilter(&c->hLumFilter, &c->hLumFilterPos, &c->hLumFilterSize, c->lumXInc, srcW , dstW, filterAlign, 1<<14, @@ -2148,19 +2000,19 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int MSG_INFO("from %s to %s ", vo_format_name(srcFormat), vo_format_name(dstFormat)); - if(cpuCaps.hasMMX2) + if(flags & SWS_CPU_CAPS_MMX2) MSG_INFO("using MMX2\n"); - else if(cpuCaps.has3DNow) + else if(flags & SWS_CPU_CAPS_3DNOW) MSG_INFO("using 3DNOW\n"); - else if(cpuCaps.hasMMX) + else if(flags & SWS_CPU_CAPS_MMX) MSG_INFO("using MMX\n"); else MSG_INFO("using C\n"); } - if((flags & SWS_PRINT_INFO) && verbose>0) + if(flags & SWS_PRINT_INFO) { - if(cpuCaps.hasMMX) + if(flags & SWS_CPU_CAPS_MMX) { if(c->canMMX2BeUsed && (flags&SWS_FAST_BILINEAR)) MSG_V("SwScaler: using FAST_BILINEAR MMX2 scaler for horizontal scaling\n"); @@ -2195,34 +2047,34 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int if(isPlanarYUV(dstFormat)) { if(c->vLumFilterSize==1) - MSG_V("SwScaler: using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); else - MSG_V("SwScaler: using n-tap %s scaler for vertical scaling (YV12 like)\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using n-tap %s scaler for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); } else { if(c->vLumFilterSize==1 && c->vChrFilterSize==2) MSG_V("SwScaler: using 1-tap %s \"scaler\" for vertical luminance scaling (BGR)\n" - "SwScaler: 2-tap scaler for vertical chrominance scaling (BGR)\n",cpuCaps.hasMMX ? "MMX" : "C"); + "SwScaler: 2-tap scaler for vertical chrominance scaling (BGR)\n",(flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); else if(c->vLumFilterSize==2 && c->vChrFilterSize==2) - MSG_V("SwScaler: using 2-tap linear %s scaler for vertical scaling (BGR)\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using 2-tap linear %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); else - MSG_V("SwScaler: using n-tap %s scaler for vertical scaling (BGR)\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using n-tap %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); } if(dstFormat==IMGFMT_BGR24) MSG_V("SwScaler: using %s YV12->BGR24 Converter\n", - cpuCaps.hasMMX2 ? "MMX2" : (cpuCaps.hasMMX ? "MMX" : "C")); + (flags & SWS_CPU_CAPS_MMX2) ? "MMX2" : ((flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C")); else if(dstFormat==IMGFMT_BGR32) - MSG_V("SwScaler: using %s YV12->BGR32 Converter\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using %s YV12->BGR32 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); else if(dstFormat==IMGFMT_BGR16) - MSG_V("SwScaler: using %s YV12->BGR16 Converter\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using %s YV12->BGR16 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); else if(dstFormat==IMGFMT_BGR15) - MSG_V("SwScaler: using %s YV12->BGR15 Converter\n", cpuCaps.hasMMX ? "MMX" : "C"); + MSG_V("SwScaler: using %s YV12->BGR15 Converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"); MSG_V("SwScaler: %dx%d -> %dx%d\n", srcW, srcH, dstW, dstH); } - if((flags & SWS_PRINT_INFO) && verbose>1) + if(flags & SWS_PRINT_INFO) { MSG_DBG2("SwScaler:Lum srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n", c->srcW, c->srcH, c->dstW, c->dstH, c->lumXInc, c->lumYInc); @@ -2230,7 +2082,7 @@ SwsContext *sws_getContext(int srcW, int srcH, int origSrcFormat, int dstW, int c->chrSrcW, c->chrSrcH, c->chrDstW, c->chrDstH, c->chrXInc, c->chrYInc); } - c->swScale= swScale; + c->swScale= getSwsFunc(flags); return c; } |