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avcodec/mpeg12dec: Don't create side data when current picture ptr is NULL.

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Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Tomer Barletz 2013-12-15 00:18:05 -08:00 committed by Michael Niedermayer
parent 7a994d777a
commit fe285b04bb
1 changed files with 5 additions and 1 deletions
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6
libavcodec/mpeg12dec.c
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@ -2226,7 +2226,11 @@ static void mpeg_decode_user_data(AVCodecContext *avctx,
S3D_video_format_type == 0x23) { S3D_video_format_type == 0x23) {
Mpeg1Context *s1 = avctx->priv_data; Mpeg1Context *s1 = avctx->priv_data;
MpegEncContext *s = &s1->mpeg_enc_ctx; MpegEncContext *s = &s1->mpeg_enc_ctx;
AVStereo3D *stereo = av_stereo3d_create_side_data(&s->current_picture_ptr->f); AVStereo3D *stereo;
if (!s->current_picture_ptr)
return;
stereo = av_stereo3d_create_side_data(&s->current_picture_ptr->f);
if (!stereo) if (!stereo)
return; return;