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h264decoder: Allow frame gap even if it's not allowed by SPS

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It's most likely the case where some frames were dropped for some reason
(e.g., broken stream, network loss or so). However, decoder might be able to
decode following frames even if some frames are visually broken.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1232>
This commit is contained in:
Seungha Yang 2020-05-01 01:51:10 +09:00
parent 80ede09193
commit 24367cbff0
1 changed files with 2 additions and 1 deletions
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3
gst-libs/gst/codecs/gsth264decoder.c
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@ -537,8 +537,9 @@ gst_h264_decoder_handle_frame_num_gap (GstH264Decoder * self, gint frame_num)
} }
if (!sps->gaps_in_frame_num_value_allowed_flag) { if (!sps->gaps_in_frame_num_value_allowed_flag) {
/* This is likely the case where some frames were dropped.
* then we need to keep decoding without error out */
GST_WARNING_OBJECT (self, "Invalid frame num %d", frame_num); GST_WARNING_OBJECT (self, "Invalid frame num %d", frame_num);
return FALSE;
} }
GST_DEBUG_OBJECT (self, "Handling frame num gap %d -> %d", GST_DEBUG_OBJECT (self, "Handling frame num gap %d -> %d",