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v4l2slh264dec: Hold on picture buffers

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These buffers should not be reused for decoding until they are no longer
referenced.
This commit is contained in:
Nicolas Dufresne 2020-03-03 21:22:52 -05:00
parent b107c20198
commit b47929a74d
1 changed files with 4 additions and 2 deletions
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6
sys/v4l2codecs/gstv4l2codech264dec.c
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@ -548,10 +548,12 @@ finish_frame:
gst_v4l2_request_set_done (request); gst_v4l2_request_set_done (request);
frame = gst_video_decoder_get_frame (GST_VIDEO_DECODER (self), frame = gst_video_decoder_get_frame (GST_VIDEO_DECODER (self),
picture->system_frame_number); picture->system_frame_number);
g_return_val_if_fail (frame, GST_FLOW_ERROR); g_return_val_if_fail (frame, GST_FLOW_ERROR);
g_return_val_if_fail (frame->output_buffer, GST_FLOW_ERROR);
gst_h264_picture_set_user_data (picture, NULL, NULL); /* Hold on reference buffers for the rest of the picture lifetime */
gst_h264_picture_set_user_data (picture,
gst_buffer_ref (frame->output_buffer), (GDestroyNotify) gst_buffer_unref);
return gst_video_decoder_finish_frame (GST_VIDEO_DECODER (self), frame); return gst_video_decoder_finish_frame (GST_VIDEO_DECODER (self), frame);
} }