videolan
/
ffmpeg
mirror of https://git.videolan.org/git/ffmpeg.git
1
Fork 0
Code Releases Activity

movenc: use similar logic to DASH when writing bit rate to ISML 

This way, in case of bit rate not being set, max_bitrate will be
used instead. This enables, for example, re-using max_bitrate
information from the input or doing transcoding with a rate
control mode that is not bit rate based.

Signed-off-by: Jan Ekström <jeebjp@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Jan Ekström 2016-09-28 02:14:23 +03:00 committed by Michael Niedermayer
parent e4bfc9ecf7
commit 6c10f8fe76
1 changed files with 14 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
libavformat/movenc.c
View File

@ -3581,6 +3581,9 @@ static int mov_write_isml_manifest(AVIOContext *pb, MOVMuxContext *mov, AVFormat
{
int64_t pos = avio_tell(pb);
int i;
int64_t manifest_bit_rate = 0;
AVCPBProperties *props = NULL;
static const uint8_t uuid[] = {
0xa5, 0xd4, 0x0b, 0x30, 0xe8, 0x14, 0x11, 0xdd,
0xba, 0x2f, 0x08, 0x00, 0x20, 0x0c, 0x9a, 0x66
@ -3615,9 +3618,18 @@ static int mov_write_isml_manifest(AVIOContext *pb, MOVMuxContext *mov, AVFormat
} else {
continue;
}
props = (AVCPBProperties*)av_stream_get_side_data(track->st, AV_PKT_DATA_CPB_PROPERTIES, NULL);
if (track->par->bit_rate) {
manifest_bit_rate = track->par->bit_rate;
} else if (props) {
manifest_bit_rate = props->max_bitrate;
}
avio_printf(pb, "<%s systemBitrate=\"%"PRId64"\">\n", type,
(int64_t)track->par->bit_rate);
param_write_int(pb, "systemBitrate", track->par->bit_rate);
manifest_bit_rate);
param_write_int(pb, "systemBitrate", manifest_bit_rate);
param_write_int(pb, "trackID", track_id);
if (track->par->codec_type == AVMEDIA_TYPE_VIDEO) {
if (track->par->codec_id == AV_CODEC_ID_H264) {