avio_w8(pb, size & 0x7F);
}
+static unsigned compute_avg_bitrate(MOVTrack *track)
+{
+ uint64_t size = 0;
+ int i;
+ if (!track->track_duration)
+ return 0;
+ for (i = 0; i < track->entry; i++)
+ size += track->cluster[i].size;
+ return size * 8 * track->timescale / track->track_duration;
+}
+
static int mov_write_esds_tag(AVIOContext *pb, MOVTrack *track) // Basic
{
+ AVCPBProperties *props;
int64_t pos = avio_tell(pb);
int decoder_specific_info_len = track->vos_len ? 5 + track->vos_len : 0;
+ unsigned avg_bitrate;
avio_wb32(pb, 0); // size
ffio_wfourcc(pb, "esds");
else
avio_w8(pb, 0x11); // flags (= Visualstream)
- avio_wb24(pb, track->enc->rc_buffer_size >> 3); // Buffersize DB
+ props = (AVCPBProperties*)av_stream_get_side_data(track->st, AV_PKT_DATA_CPB_PROPERTIES,
+ NULL);
+
+ avio_wb24(pb, props ? props->buffer_size / 8 : 0); // Buffersize DB
- avio_wb32(pb, props ? FFMAX(props->max_bitrate, props->avg_bitrate) : track->enc->bit_rate); // maxbitrate (FIXME should be max rate in any 1 sec window)
- if (!props || !props->min_bitrate || props->max_bitrate != props->min_bitrate)
- avio_wb32(pb, 0); // vbr
- else
- avio_wb32(pb, props->max_bitrate); // avg bitrate
+ avg_bitrate = compute_avg_bitrate(track);
- // maxbitrate (FIXME should be max rate in any 1 sec window)
- avio_wb32(pb, FFMAX3(track->enc->bit_rate, track->enc->rc_max_rate, avg_bitrate));
++ avio_wb32(pb, props ? FFMAX3(props->max_bitrate, props->avg_bitrate, avg_bitrate) : FFMAX(track->enc->bit_rate, avg_bitrate)); // maxbitrate (FIXME should be max rate in any 1 sec window)
+ avio_wb32(pb, avg_bitrate);
if (track->vos_len) {
// DecoderSpecific info descriptor