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swscale: force --enable-runtime-cpudetect and remove SWS_CPU_CAPS_*.

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This commit is contained in:
Ronald S. Bultje
2011-05-24 10:03:26 -04:00
parent 75abcdb391
commit e66149e714
16 changed files with 171 additions and 340 deletions
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120
libswscale/utils.c
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@@ -39,6 +39,7 @@
#include "rgb2rgb.h"
#include "libavutil/intreadwrite.h"
#include "libavutil/x86_cpu.h"
#include "libavutil/cpu.h"
#include "libavutil/avutil.h"
#include "libavutil/bswap.h"
#include "libavutil/opt.h"
@@ -180,7 +181,7 @@ static double getSplineCoeff(double a, double b, double c, double d, double dist
}
static int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSize, int xInc,
int srcW, int dstW, int filterAlign, int one, int flags,
int srcW, int dstW, int filterAlign, int one, int flags, int cpu_flags,
SwsVector *srcFilter, SwsVector *dstFilter, double param[2])
{
int i;
@@ -191,10 +192,9 @@ static int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSi
int64_t *filter2=NULL;
const int64_t fone= 1LL<<54;
int ret= -1;
#if ARCH_X86
if (flags & SWS_CPU_CAPS_MMX)
if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX)
__asm__ volatile("emms\n\t"::: "memory"); //FIXME this should not be required but it IS (even for non-MMX versions)
#endif
// NOTE: the +1 is for the MMX scaler which reads over the end
FF_ALLOC_OR_GOTO(NULL, *filterPos, (dstW+1)*sizeof(int16_t), fail);
@@ -411,7 +411,7 @@ static int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSi
if (min>minFilterSize) minFilterSize= min;
}
if (flags & SWS_CPU_CAPS_ALTIVEC) {
if (HAVE_ALTIVEC && cpu_flags & AV_CPU_FLAG_ALTIVEC) {
// we can handle the special case 4,
// so we don't want to go to the full 8
if (minFilterSize < 5)
@@ -426,7 +426,7 @@ static int initFilter(int16_t **outFilter, int16_t **filterPos, int *outFilterSi
filterAlign = 1;
}
if (flags & SWS_CPU_CAPS_MMX) {
if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) {
// special case for unscaled vertical filtering
if (minFilterSize == 1 && filterAlign == 2)
filterAlign= 1;
@@ -516,7 +516,7 @@ fail:
return ret;
}
#if ARCH_X86 && (HAVE_MMX2 || CONFIG_RUNTIME_CPUDETECT)
#if HAVE_MMX2
static int initMMX2HScaler(int dstW, int xInc, uint8_t *filterCode, int16_t *filter, int32_t *filterPos, int numSplits)
{
uint8_t *fragmentA;
@@ -674,7 +674,7 @@ static int initMMX2HScaler(int dstW, int xInc, uint8_t *filterCode, int16_t *fil
return fragmentPos + 1;
}
#endif /* ARCH_X86 && (HAVE_MMX2 || CONFIG_RUNTIME_CPUDETECT) */
#endif /* HAVE_MMX2 */
static void getSubSampleFactors(int *h, int *v, enum PixelFormat format)
{
@@ -682,8 +682,6 @@ static void getSubSampleFactors(int *h, int *v, enum PixelFormat format)
*v = av_pix_fmt_descriptors[format].log2_chroma_h;
}
static int update_flags_cpu(int flags);
int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange, const int table[4], int dstRange, int brightness, int contrast, int saturation)
{
memcpy(c->srcColorspaceTable, inv_table, sizeof(int)*4);
@@ -698,15 +696,12 @@ int sws_setColorspaceDetails(SwsContext *c, const int inv_table[4], int srcRange
c->dstFormatBpp = av_get_bits_per_pixel(&av_pix_fmt_descriptors[c->dstFormat]);
c->srcFormatBpp = av_get_bits_per_pixel(&av_pix_fmt_descriptors[c->srcFormat]);
c->flags = update_flags_cpu(c->flags);
ff_yuv2rgb_c_init_tables(c, inv_table, srcRange, brightness, contrast, saturation);
//FIXME factorize
#if HAVE_ALTIVEC
if (c->flags & SWS_CPU_CAPS_ALTIVEC)
if (HAVE_ALTIVEC && av_get_cpu_flags() & AV_CPU_FLAG_ALTIVEC)
ff_yuv2rgb_init_tables_altivec(c, inv_table, brightness, contrast, saturation);
#endif
return 0;
}
@@ -736,20 +731,6 @@ static int handle_jpeg(enum PixelFormat *format)
}
}
static int update_flags_cpu(int flags)
{
#if !CONFIG_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
|SWS_CPU_CAPS_SSE2
|SWS_CPU_CAPS_ALTIVEC
|SWS_CPU_CAPS_BFIN);
flags |= ff_hardcodedcpuflags();
#endif /* CONFIG_RUNTIME_CPUDETECT */
return flags;
}
SwsContext *sws_alloc_context(void)
{
SwsContext *c= av_mallocz(sizeof(SwsContext));
@@ -770,16 +751,15 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
int srcH= c->srcH;
int dstW= c->dstW;
int dstH= c->dstH;
int flags;
int flags, cpu_flags;
enum PixelFormat srcFormat= c->srcFormat;
enum PixelFormat dstFormat= c->dstFormat;
flags= c->flags = update_flags_cpu(c->flags);
#if ARCH_X86
if (flags & SWS_CPU_CAPS_MMX)
cpu_flags = av_get_cpu_flags();
flags = c->flags;
if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX)
__asm__ volatile("emms\n\t"::: "memory");
#endif
if (!rgb15to16) sws_rgb2rgb_init(flags);
if (!rgb15to16) sws_rgb2rgb_init();
unscaled = (srcW == dstW && srcH == dstH);
@@ -872,7 +852,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
}
}
if (flags & SWS_CPU_CAPS_MMX2) {
if (HAVE_MMX2 && cpu_flags & AV_CPU_FLAG_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)) {
if (flags&SWS_PRINT_INFO)
@@ -898,7 +878,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
c->chrXInc+= 20;
}
//we don't use the x86 asm scaler if MMX is available
else if (flags & SWS_CPU_CAPS_MMX) {
else if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) {
c->lumXInc = ((srcW-2)<<16)/(dstW-2) - 20;
c->chrXInc = ((c->chrSrcW-2)<<16)/(c->chrDstW-2) - 20;
}
@@ -906,7 +886,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
/* precalculate horizontal scaler filter coefficients */
{
#if ARCH_X86 && (HAVE_MMX2 || CONFIG_RUNTIME_CPUDETECT)
#if HAVE_MMX2
// can't downscale !!!
if (c->canMMX2BeUsed && (flags & SWS_FAST_BILINEAR)) {
c->lumMmx2FilterCodeSize = initMMX2HScaler( dstW, c->lumXInc, NULL, NULL, NULL, 8);
@@ -938,21 +918,21 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
mprotect(c->chrMmx2FilterCode, c->chrMmx2FilterCodeSize, PROT_EXEC | PROT_READ);
#endif
} else
#endif /* ARCH_X86 && (HAVE_MMX2 || CONFIG_RUNTIME_CPUDETECT) */
#endif /* HAVE_MMX2 */
{
const int filterAlign=
(flags & SWS_CPU_CAPS_MMX) ? 4 :
(flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? 4 :
(HAVE_ALTIVEC && cpu_flags & AV_CPU_FLAG_ALTIVEC) ? 8 :
1;
if (initFilter(&c->hLumFilter, &c->hLumFilterPos, &c->hLumFilterSize, c->lumXInc,
srcW , dstW, filterAlign, 1<<14,
(flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
(flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags, cpu_flags,
srcFilter->lumH, dstFilter->lumH, c->param) < 0)
goto fail;
if (initFilter(&c->hChrFilter, &c->hChrFilterPos, &c->hChrFilterSize, c->chrXInc,
c->chrSrcW, c->chrDstW, filterAlign, 1<<14,
(flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
(flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags, cpu_flags,
srcFilter->chrH, dstFilter->chrH, c->param) < 0)
goto fail;
}
@@ -961,18 +941,18 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
/* precalculate vertical scaler filter coefficients */
{
const int filterAlign=
(flags & SWS_CPU_CAPS_MMX) && (flags & SWS_ACCURATE_RND) ? 2 :
(flags & SWS_CPU_CAPS_ALTIVEC) ? 8 :
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) && (flags & SWS_ACCURATE_RND) ? 2 :
(HAVE_ALTIVEC && cpu_flags & AV_CPU_FLAG_ALTIVEC) ? 8 :
1;
if (initFilter(&c->vLumFilter, &c->vLumFilterPos, &c->vLumFilterSize, c->lumYInc,
srcH , dstH, filterAlign, (1<<12),
(flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags,
(flags&SWS_BICUBLIN) ? (flags|SWS_BICUBIC) : flags, cpu_flags,
srcFilter->lumV, dstFilter->lumV, c->param) < 0)
goto fail;
if (initFilter(&c->vChrFilter, &c->vChrFilterPos, &c->vChrFilterSize, c->chrYInc,
c->chrSrcH, c->chrDstH, filterAlign, (1<<12),
(flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags,
(flags&SWS_BICUBLIN) ? (flags|SWS_BILINEAR) : flags, cpu_flags,
srcFilter->chrV, dstFilter->chrV, c->param) < 0)
goto fail;
@@ -1066,13 +1046,13 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
#endif
sws_format_name(dstFormat));
if (flags & SWS_CPU_CAPS_MMX2) av_log(c, AV_LOG_INFO, "using MMX2\n");
else if (flags & SWS_CPU_CAPS_3DNOW) av_log(c, AV_LOG_INFO, "using 3DNOW\n");
else if (flags & SWS_CPU_CAPS_MMX) av_log(c, AV_LOG_INFO, "using MMX\n");
else if (flags & SWS_CPU_CAPS_ALTIVEC) av_log(c, AV_LOG_INFO, "using AltiVec\n");
if (HAVE_MMX2 && cpu_flags & AV_CPU_FLAG_MMX2) av_log(c, AV_LOG_INFO, "using MMX2\n");
else if (HAVE_AMD3DNOW && cpu_flags & AV_CPU_FLAG_3DNOW) av_log(c, AV_LOG_INFO, "using 3DNOW\n");
else if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) av_log(c, AV_LOG_INFO, "using MMX\n");
else if (HAVE_ALTIVEC && cpu_flags & AV_CPU_FLAG_ALTIVEC) av_log(c, AV_LOG_INFO, "using AltiVec\n");
else av_log(c, AV_LOG_INFO, "using C\n");
if (flags & SWS_CPU_CAPS_MMX) {
if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) {
if (c->canMMX2BeUsed && (flags&SWS_FAST_BILINEAR))
av_log(c, AV_LOG_VERBOSE, "using FAST_BILINEAR MMX2 scaler for horizontal scaling\n");
else {
@@ -1091,7 +1071,7 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
av_log(c, AV_LOG_VERBOSE, "using n-tap MMX scaler for horizontal chrominance scaling\n");
}
} else {
#if ARCH_X86
#if HAVE_MMX
av_log(c, AV_LOG_VERBOSE, "using x86 asm scaler for horizontal scaling\n");
#else
if (flags & SWS_FAST_BILINEAR)
@@ -1102,31 +1082,41 @@ int sws_init_context(SwsContext *c, SwsFilter *srcFilter, SwsFilter *dstFilter)
}
if (isPlanarYUV(dstFormat)) {
if (c->vLumFilterSize==1)
av_log(c, AV_LOG_VERBOSE, "using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using 1-tap %s \"scaler\" for vertical scaling (YV12 like)\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else
av_log(c, AV_LOG_VERBOSE, "using n-tap %s scaler for vertical scaling (YV12 like)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using n-tap %s scaler for vertical scaling (YV12 like)\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
} else {
if (c->vLumFilterSize==1 && c->vChrFilterSize==2)
av_log(c, AV_LOG_VERBOSE, "using 1-tap %s \"scaler\" for vertical luminance scaling (BGR)\n"
" 2-tap scaler for vertical chrominance scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
" 2-tap scaler for vertical chrominance scaling (BGR)\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else if (c->vLumFilterSize==2 && c->vChrFilterSize==2)
av_log(c, AV_LOG_VERBOSE, "using 2-tap linear %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using 2-tap linear %s scaler for vertical scaling (BGR)\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else
av_log(c, AV_LOG_VERBOSE, "using n-tap %s scaler for vertical scaling (BGR)\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using n-tap %s scaler for vertical scaling (BGR)\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
}
if (dstFormat==PIX_FMT_BGR24)
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR24 converter\n",
(flags & SWS_CPU_CAPS_MMX2) ? "MMX2" : ((flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C"));
(HAVE_MMX2 && cpu_flags & AV_CPU_FLAG_MMX2) ? "MMX2" :
((HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C"));
else if (dstFormat==PIX_FMT_RGB32)
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR32 converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR32 converter\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else if (dstFormat==PIX_FMT_BGR565)
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR16 converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR16 converter\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else if (dstFormat==PIX_FMT_BGR555)
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR15 converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR15 converter\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
else if (dstFormat == PIX_FMT_RGB444BE || dstFormat == PIX_FMT_RGB444LE ||
dstFormat == PIX_FMT_BGR444BE || dstFormat == PIX_FMT_BGR444LE)
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR12 converter\n", (flags & SWS_CPU_CAPS_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "using %s YV12->BGR12 converter\n",
(HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX) ? "MMX" : "C");
av_log(c, AV_LOG_VERBOSE, "%dx%d -> %dx%d\n", srcW, srcH, dstW, dstH);
av_log(c, AV_LOG_DEBUG, "lum srcW=%d srcH=%d dstW=%d dstH=%d xInc=%d yInc=%d\n",
@@ -1504,7 +1494,7 @@ void sws_freeContext(SwsContext *c)
av_freep(&c->hLumFilterPos);
av_freep(&c->hChrFilterPos);
#if ARCH_X86
#if HAVE_MMX
#ifdef MAP_ANONYMOUS
if (c->lumMmx2FilterCode) munmap(c->lumMmx2FilterCode, c->lumMmx2FilterCodeSize);
if (c->chrMmx2FilterCode) munmap(c->chrMmx2FilterCode, c->chrMmx2FilterCodeSize);
@@ -1517,7 +1507,7 @@ void sws_freeContext(SwsContext *c)
#endif
c->lumMmx2FilterCode=NULL;
c->chrMmx2FilterCode=NULL;
#endif /* ARCH_X86 */
#endif /* HAVE_MMX */
av_freep(&c->yuvTable);
@@ -1534,8 +1524,6 @@ struct SwsContext *sws_getCachedContext(struct SwsContext *context,
if (!param)
param = default_param;
flags = update_flags_cpu(flags);
if (context &&
(context->srcW != srcW ||
context->srcH != srcH ||