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codecs: h264decoder: Drop non-decodable frames

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Otherwise GstVideoDecoder baseclass will hold the corresponding broken frames
until new reset event happens such as FLUSH or downwards state change.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1450>
This commit is contained in:
Seungha Yang 2020-07-20 20:54:26 +09:00
parent 597c1b4ec6
commit 14f6799f93
1 changed files with 6 additions and 1 deletions
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7
gst-libs/gst/codecs/gsth264decoder.c
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@ -384,7 +384,6 @@ gst_h264_decoder_handle_frame (GstVideoDecoder * decoder,
}
gst_buffer_unmap (in_buf, &map);
priv->current_frame = NULL;
if (!decode_ret) {
GST_VIDEO_DECODER_ERROR (self, 1, STREAM, DECODE,
@ -392,12 +391,14 @@ gst_h264_decoder_handle_frame (GstVideoDecoder * decoder,
gst_video_decoder_drop_frame (decoder, frame);
gst_h264_picture_clear (&priv->current_picture);
priv->current_frame = NULL;
return priv->last_ret;
}
gst_h264_decoder_finish_current_picture (self);
gst_video_codec_frame_unref (frame);
priv->current_frame = NULL;
return priv->last_ret;
}
@ -1263,6 +1264,10 @@ gst_h264_decoder_finish_current_picture (GstH264Decoder * self)
priv->current_picture->frame_num,
priv->current_picture->pic_order_cnt);
priv->current_picture->nonexisting = TRUE;
/* this fake nonexisting picture will not trigger ouput_picture() */
gst_video_decoder_drop_frame (GST_VIDEO_DECODER (self),
gst_video_codec_frame_ref (priv->current_frame));
}
}