unsigned int tag;
AVIOContext *pb = s->pb;
unsigned int id, channels, rate;
+ int bps;
enum AVCodecID codec;
AVStream *st;
codec = ff_codec_get_id(codec_au_tags, id);
- if (!av_get_bits_per_sample(codec)) {
+ if (codec == AV_CODEC_ID_NONE) {
+ av_log_ask_for_sample(s, "unknown or unsupported codec tag: %d\n", id);
+ return AVERROR_PATCHWELCOME;
+ }
+
+ bps = av_get_bits_per_sample(codec);
+ if (!bps) {
av_log_ask_for_sample(s, "could not determine bits per sample\n");
return AVERROR_PATCHWELCOME;
}