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codecs: h264decoder: Use calculated values for max_pic_num/frame_num

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The parser pre-calculate these already, just use them.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1238>
This commit is contained in:
Nicolas Dufresne 2020-05-12 12:23:15 -04:00 committed by Nicolas Dufresne
parent d2aae6bb96
commit 28e30c8493
1 changed files with 2 additions and 5 deletions
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7
gst-libs/gst/codecs/gsth264decoder.c
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@ -673,7 +673,7 @@ gst_h264_decoder_start_current_picture (GstH264Decoder * self)
sps = priv->active_sps;
priv->max_frame_num = 1 << (sps->log2_max_frame_num_minus4 + 4);
priv->max_frame_num = sps->max_frame_num;
frame_num = priv->current_slice.header.frame_num;
if (priv->current_slice.nalu.idr_pic_flag)
priv->prev_ref_frame_num = 0;
@ -1919,10 +1919,7 @@ gst_h264_decoder_decode_slice (GstH264Decoder * self)
GST_LOG_OBJECT (self, "Decode picture %p (frame_num %d, poc %d)",
picture, picture->frame_num, picture->pic_order_cnt);
if (slice->header.field_pic_flag == 0)
priv->max_pic_num = priv->max_frame_num;
else
priv->max_pic_num = 2 * priv->max_frame_num;
priv->max_pic_num = slice->header.max_pic_num;
if (priv->process_ref_pic_lists) {
if (!gst_h264_decoder_modify_ref_pic_lists (self))