int stream_index = -1;
for (unsigned i = 0; i < format_ctx->nb_streams; ++i) {
- if (format_ctx->streams[i]->codec->codec_type == AVMEDIA_TYPE_VIDEO) {
+ if (format_ctx->streams[i]->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
stream_index = i;
break;
}