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Code Issues Releases Activity

avcodec: remove AVCodecContext.dsp_mask

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This removes all references to AVCodecContext.dsp_mask and marks
it for eviction at the next version bump.  It has been superseded
by av_set_cpu_flag_mask() which, unlike this field, works everywhere.

Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2012-04-20 14:31:08 +01:00
parent 2994913d70
commit 95510be8c3
4 changed files with 8 additions and 15 deletions
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12
libavcodec/avcodec.h
View File

@ -2559,15 +2559,13 @@ typedef struct AVCodecContext {
#define FF_IDCT_SIMPLEALPHA 23
#define FF_IDCT_BINK 24
#if FF_API_DSP_MASK
/**
* dsp_mask could be add used to disable unwanted CPU features
* CPU features (i.e. MMX, SSE. ...)
*
* With the FORCE flag you may instead enable given CPU features.
* (Dangerous: Usable in case of misdetection, improper usage however will
* result into program crash.)
* Unused.
* @deprecated use av_set_cpu_flags_mask() instead.
*/
unsigned dsp_mask;
attribute_deprecated unsigned dsp_mask;
#endif
/**
* bits per sample/pixel from the demuxer (needed for huffyuv).

1
libavcodec/pthread.c
View File

@ -457,7 +457,6 @@ static int update_context_from_user(AVCodecContext *dst, AVCodecContext *src)
dst->release_buffer = src->release_buffer;
dst->opaque = src->opaque;
dst->dsp_mask = src->dsp_mask;
dst->debug = src->debug;
dst->debug_mv = src->debug_mv;

3
libavcodec/version.h
View File

@ -68,5 +68,8 @@
#ifndef FF_API_SUB_ID
#define FF_API_SUB_ID (LIBAVCODEC_VERSION_MAJOR < 55)
#endif
#ifndef FF_API_DSP_MASK
#define FF_API_DSP_MASK (LIBAVCODEC_VERSION_MAJOR < 55)
#endif
#endif /* AVCODEC_VERSION_H */

7
libavcodec/x86/dsputil_mmx.c
View File

@ -3103,13 +3103,6 @@ void ff_dsputil_init_mmx(DSPContext *c, AVCodecContext *avctx)
{
int mm_flags = av_get_cpu_flags();
if (avctx->dsp_mask) {
if (avctx->dsp_mask & AV_CPU_FLAG_FORCE)
mm_flags |= avctx->dsp_mask & 0xffff;
else
mm_flags &= ~(avctx->dsp_mask & 0xffff);
}
#if 0
av_log(avctx, AV_LOG_INFO, "libavcodec: CPU flags:");
if (mm_flags & AV_CPU_FLAG_MMX)