On 10/21/2014 10:47 AM, Stefano Sabatini wrote: > - int64_t cur_sample = av_rescale_q(buf->pts, (AVRational){1, outlink->sample_rate}, outlink->time_base); > + int64_t cur_sample = av_rescale_q(buf->pts, inlink->time_base, (AVRational){1, inlink->sample_rate}); Probably OK. - Derek