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swscale/x86/yuv2rgb_template: Add emms to MMX(EXT) functions

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Fixes issue #22333.
Note: These functions have been removed in commit
61e851381f, so the issue
only affects releases 7.0 and older.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
(cherry picked from commit 5e6c584b98)
This commit is contained in:
Andreas Rheinhardt
2026-03-01 14:57:21 +01:00
parent 257ab5a6ac
commit d91b3a16b5
1 changed files with 25 additions and 0 deletions
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25
libswscale/x86/yuv2rgb_template.c
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@@ -26,6 +26,23 @@
#include "libavutil/x86/asm.h"
#include "libswscale/swscale_internal.h"
#undef EMMS_IF_MMX
#if defined(COMPILE_TEMPLATE_MMX) || defined(COMPILE_TEMPLATE_MMXEXT)
// Don't use emms_c() directly as it may entail an av_get_cpu_flags() call.
#if HAVE_MMX_INLINE
# define EMMS_IF_MMX __asm__ volatile ("emms" ::: "memory");
#elif HAVE_MM_EMPTY
# include <mmintrin.h>
# define EMMS_IF_MMX _mm_empty();
#else
# include "libavutil/x86/emms.h"
# define EMMS_IF_MMX emms_c();
#endif
#else
#define EMMS_IF_MMX
#endif
#define YUV2RGB_LOOP(depth) \
h_size = (c->dstW + 7) & ~7; \
if (h_size * depth > FFABS(dstStride[0])) \
@@ -84,6 +101,7 @@ static inline int RENAME(yuv420_rgb15)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_rgb15)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -104,6 +122,7 @@ static inline int RENAME(yuv420_rgb16)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_rgb16)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -118,6 +137,7 @@ static inline int RENAME(yuv420_rgb32)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_rgb32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -132,6 +152,7 @@ static inline int RENAME(yuv420_bgr32)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_bgr32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -146,6 +167,7 @@ static inline int RENAME(yuva420_rgb32)(SwsContext *c, const uint8_t *src[],
const uint8_t *pa = src[3] + y * srcStride[3];
RENAME(ff_yuva_420_rgb32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -161,6 +183,7 @@ static inline int RENAME(yuva420_bgr32)(SwsContext *c, const uint8_t *src[],
const uint8_t *pa = src[3] + y * srcStride[3];
RENAME(ff_yuva_420_bgr32)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index, pa - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
#endif
@@ -176,6 +199,7 @@ static inline int RENAME(yuv420_rgb24)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_rgb24)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}
@@ -190,5 +214,6 @@ static inline int RENAME(yuv420_bgr24)(SwsContext *c, const uint8_t *src[],
RENAME(ff_yuv_420_bgr24)(index, image, pu - index, pv - index, &(c->redDither), py - 2 * index);
}
EMMS_IF_MMX
return srcSliceH;
}