Module: libav
Branch: master
Commit: 5e879b54a3a46817ea6c8a95a9aecab1176418b9
Author: Mark Thompson <s...@jkqxz.net>
Committer: Mark Thompson <s...@jkqxz.net>
Date: Wed Oct 19 23:45:46 2016 +0100
vaapi_decode: Clear parameter buffers to fix picture reuse
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.
---
libavcodec/vaapi_decode.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavcodec/vaapi_decode.c b/libavcodec/vaapi_decode.c
index ab8445a..9e1087f 100644
--- a/libavcodec/vaapi_decode.c
+++ b/libavcodec/vaapi_decode.c
@@ -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);
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