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vaapi_decode: Clear parameter buffers to fix picture reuse

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When decoding interlaced pictures, the structure is reused to render
to the same surface twice.  The parameter buffers were not being
cleared, which caused the i965 driver to error out.
This commit is contained in:
Mark Thompson 2016-10-19 23:45:46 +01:00
parent 754b20d7eb
commit 5e879b54a3
1 changed files with 1 additions and 0 deletions
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libavcodec/vaapi_decode.c
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@ -201,6 +201,7 @@ int ff_vaapi_decode_issue(AVCodecContext *avctx,
AV_VAAPI_DRIVER_QUIRK_RENDER_PARAM_BUFFERS)
ff_vaapi_decode_destroy_buffers(avctx, pic);
pic->nb_param_buffers = 0;
pic->nb_slices = 0;
pic->slices_allocated = 0;
av_freep(&pic->slice_buffers);