lavc: set frame parameters after decoding only if necessary

Direct rendering capable decoders call get_buffer() which will set the
frame parameters.

Prevents frames with wrong parameters when a decoder outputs delayed
frames after a resolution or pixel format change.
This commit is contained in:
Janne Grunau 2012-12-12 16:36:20 +01:00
parent 072be3e896
commit bd255f9feb

View file

@ -1282,11 +1282,14 @@ int attribute_align_arg avcodec_decode_video2(AVCodecContext *avctx, AVFrame *pi
else { else {
ret = avctx->codec->decode(avctx, picture, got_picture_ptr, ret = avctx->codec->decode(avctx, picture, got_picture_ptr,
avpkt); avpkt);
picture->pkt_dts = avpkt->dts; picture->pkt_dts = avpkt->dts;
picture->sample_aspect_ratio = avctx->sample_aspect_ratio; /* get_buffer is supposed to set frame parameters */
picture->width = avctx->width; if (!(avctx->codec->capabilities & CODEC_CAP_DR1)) {
picture->height = avctx->height; picture->sample_aspect_ratio = avctx->sample_aspect_ratio;
picture->format = avctx->pix_fmt; picture->width = avctx->width;
picture->height = avctx->height;
picture->format = avctx->pix_fmt;
}
} }
emms_c(); //needed to avoid an emms_c() call before every return; emms_c(); //needed to avoid an emms_c() call before every return;