for (uint32_t i = 0; i < _format_context->nb_streams; ++i) {
auto s = _format_context->streams[i];
- auto codec = _codec_context[i]->codec;
+ auto codec = _codec_context[i] ? _codec_context[i]->codec : nullptr;
if (s->codecpar->codec_type == AVMEDIA_TYPE_AUDIO && codec) {
/* This is a hack; sometimes it seems that _audio_codec_context->channel_layout isn't set up,