check AVCodecContext->sample_fmt against AVCodec->sample_fmts[] to ensure
that the encoder supports the specified sample format. Error out if it doesn't.
Previously, it would continue and output garbage. Fixes issue 2587.
avctx->codec->max_lowres);
goto free_and_end;
}
+ if (avctx->codec->sample_fmts && avctx->codec->encode) {
+ int i;
+ for (i = 0; avctx->codec->sample_fmts[i] != AV_SAMPLE_FMT_NONE; i++)
+ if (avctx->sample_fmt == avctx->codec->sample_fmts[i])
+ break;
+ if (avctx->codec->sample_fmts[i] == AV_SAMPLE_FMT_NONE) {
+ av_log(avctx, AV_LOG_ERROR, "Specified sample_fmt is not supported.\n");
+ goto free_and_end;
+ }
+ }
if(avctx->codec->init && !(avctx->active_thread_type&FF_THREAD_FRAME)){
ret = avctx->codec->init(avctx);