The generated text streams for chapters lack an AVStream since they
are but an internal concept within movenc.
Fixes #8910
static struct mpeg4_bit_rate_values calculate_mpeg4_bit_rates(MOVTrack *track)
{
- AVCPBProperties *props =
+ AVCPBProperties *props = track->st ?
(AVCPBProperties*)av_stream_get_side_data(track->st,
AV_PKT_DATA_CPB_PROPERTIES,
- NULL);
+ NULL) :
+ NULL;
struct mpeg4_bit_rate_values bit_rates = { 0 };
bit_rates.avg_bit_rate = compute_avg_bitrate(track);