- if (s->num_channels < 0) {
- av_log(avctx, AV_LOG_ERROR, "invalid number of channels %"PRId8"\n",
- s->num_channels);
- return AVERROR_INVALIDDATA;
- } else if (s->num_channels > WMALL_MAX_CHANNELS) {
- avpriv_request_sample(avctx,
- "More than %d channels", WMALL_MAX_CHANNELS);
- return AVERROR_PATCHWELCOME;
- }
-