Commit 32ed30c7 authored by Steve Lhomme's avatar Steve Lhomme Committed by Jean-Baptiste Kempf

avcodec: DXVA2 is now frame multithreading safe

after changes on the way the codec is reinitialized after seeking and the internal lock
Signed-off-by: Jean-Baptiste Kempf's avatarJean-Baptiste Kempf <>
parent 96c37b6a
......@@ -432,21 +432,6 @@ int InitVideoDec( decoder_t *p_dec, AVCodecContext *p_context,
/* Workaround: frame multithreading is not compatible with
* DXVA2. When a frame is being copied to host memory, the frame
* is locked and cannot be used as a reference frame
* simultaneously and thus decoding fails for some frames. This
* causes major image corruption. */
# if defined(_WIN32)
char *avcodec_hw = var_InheritString( p_dec, "avcodec-hw" );
if( avcodec_hw == NULL || strcasecmp( avcodec_hw, "none" ) )
msg_Warn( p_dec, "threaded frame decoding is not compatible with DXVA2, disabled" );
p_context->thread_type &= ~FF_THREAD_FRAME;
free( avcodec_hw );
# endif
if( p_context->thread_type & FF_THREAD_FRAME )
p_dec->i_extra_picture_buffers = 2 * p_context->thread_count;
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