diff options
Diffstat (limited to 'libavformat/avienc.c')
| -rw-r--r-- | libavformat/avienc.c | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/libavformat/avienc.c b/libavformat/avienc.c index 66cf1dd249..2f73da1419 100644 --- a/libavformat/avienc.c +++ b/libavformat/avienc.c @@ -199,13 +199,20 @@ static int avi_write_header(AVFormatContext *s) video_enc = stream; } +/* allowing audio-only AVI file + if (!video_enc) { av_free(avi); return -1; } +*/ nb_frames = 0; + if(video_enc){ put_le32(pb, (UINT32)(INT64_C(1000000) * FRAME_RATE_BASE / video_enc->frame_rate)); + } else { + put_le32(pb, 0); + } put_le32(pb, bitrate / 8); /* XXX: not quite exact */ put_le32(pb, 0); /* padding */ put_le32(pb, AVIF_TRUSTCKTYPE | AVIF_HASINDEX | AVIF_ISINTERLEAVED); /* flags */ @@ -214,8 +221,13 @@ static int avi_write_header(AVFormatContext *s) put_le32(pb, 0); /* initial frame */ put_le32(pb, s->nb_streams); /* nb streams */ put_le32(pb, 1024 * 1024); /* suggested buffer size */ + if(video_enc){ put_le32(pb, video_enc->width); put_le32(pb, video_enc->height); + } else { + put_le32(pb, 0); + put_le32(pb, 0); + } put_le32(pb, 0); /* reserved */ put_le32(pb, 0); /* reserved */ put_le32(pb, 0); /* reserved */ |