diff options
author | Michael Niedermayer <michaelni@gmx.at> | 2009-12-14 14:34:46 +0300 |
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committer | Michael Niedermayer <michaelni@gmx.at> | 2009-12-14 14:34:46 +0300 |
commit | 954a0b482a1463f0c2fa3edb758568e049585189 (patch) | |
tree | 32cc172a008931a72b6f50156618513df6c2e12c /libavcodec/mpegvideo_enc.c | |
parent | f0bc8449b89a95c656523b9e0c6b3722575f0977 (diff) |
Check sample_aspect_ratio validity for mpeg4/h263/h263p encoding.
Merged from ffmbc0.3
Originally committed as revision 20861 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/mpegvideo_enc.c')
-rw-r--r-- | libavcodec/mpegvideo_enc.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c index a0f155845e..d7e7c4c726 100644 --- a/libavcodec/mpegvideo_enc.c +++ b/libavcodec/mpegvideo_enc.c @@ -395,6 +395,14 @@ av_cold int MPV_encode_init(AVCodecContext *avctx) return -1; } + if ((s->codec_id == CODEC_ID_MPEG4 || s->codec_id == CODEC_ID_H263 || + s->codec_id == CODEC_ID_H263P) && + (avctx->sample_aspect_ratio.num > 255 || avctx->sample_aspect_ratio.den > 255)) { + av_log(avctx, AV_LOG_ERROR, "Invalid pixel aspect ratio %i/%i, limit is 255/255\n", + avctx->sample_aspect_ratio.num, avctx->sample_aspect_ratio.den); + return -1; + } + if((s->flags & (CODEC_FLAG_INTERLACED_DCT|CODEC_FLAG_INTERLACED_ME|CODEC_FLAG_ALT_SCAN)) && s->codec_id != CODEC_ID_MPEG4 && s->codec_id != CODEC_ID_MPEG2VIDEO){ av_log(avctx, AV_LOG_ERROR, "interlacing not supported by codec\n"); |