[FFmpeg-cvslog] avcodec/mpegvideo_enc: Clear mmx state in ff_mpv_reallocate_putbitbuffer()

Michael Niedermayer git at videolan.org
Fri Oct 21 15:19:38 EEST 2016


ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Fri Oct 21 14:05:00 2016 +0200| [03ec6b780cfae85b8bf0f32b2eda201063ad061b] | committer: Michael Niedermayer

avcodec/mpegvideo_enc: Clear mmx state in ff_mpv_reallocate_putbitbuffer()

This function must be called from the mb or slice encoding loop and MMX state may not
be clean there

Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=03ec6b780cfae85b8bf0f32b2eda201063ad061b
---

 libavcodec/mpegvideo_enc.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 5cd654f..f34003e 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -2912,6 +2912,8 @@ int ff_mpv_reallocate_putbitbuffer(MpegEncContext *s, size_t threshold, size_t s
             return AVERROR(ENOMEM);
         }
 
+        emms_c();
+
         av_fast_padded_malloc(&new_buffer, &new_buffer_size,
                               s->avctx->internal->byte_buffer_size + size_increase);
         if (!new_buffer)



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