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v4l2slvp8dec: Only ask for output delay once per negotiation

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While it's technically possible to change it per frame, asking for
that every frame is not very useful. This mimic H264 decoder better.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/2333>
This commit is contained in:
Nicolas Dufresne 2021-06-16 10:30:18 -04:00 committed by GStreamer Marge Bot
parent 8d7e6bfb86
commit e5e2b6a652
1 changed files with 6 additions and 4 deletions
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10
gst-libs/gst/codecs/gstvp8decoder.c
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@ -169,6 +169,12 @@ gst_vp8_decoder_check_codec_change (GstVp8Decoder * self,
priv->had_sequence = TRUE;
if (klass->get_preferred_output_delay)
priv->preferred_output_delay =
klass->get_preferred_output_delay (self, priv->is_live);
else
priv->preferred_output_delay = 0;
if (klass->new_sequence)
ret = klass->new_sequence (self, frame_hdr);
}
@ -338,10 +344,6 @@ gst_vp8_decoder_handle_frame (GstVideoDecoder * decoder,
GST_TIME_FORMAT, GST_TIME_ARGS (GST_BUFFER_PTS (in_buf)),
GST_TIME_ARGS (GST_BUFFER_DTS (in_buf)));
if (klass->get_preferred_output_delay)
priv->preferred_output_delay =
klass->get_preferred_output_delay (self, priv->is_live);
if (!gst_buffer_map (in_buf, &map, GST_MAP_READ)) {
GST_ERROR_OBJECT (self, "Cannot map buffer");