Function ff_samples_to_time_base

libavcodec/encode.h:93–100

* Rescale from sample rate to AVCodecContext.time_base. */

 * Rescale from sample rate to AVCodecContext.time_base.
 */
static av_always_inline int64_t ff_samples_to_time_base(const AVCodecContext *avctx,
                                                        int64_t samples)
{
    if (samples == AV_NOPTS_VALUE)
        return AV_NOPTS_VALUE;
    return av_rescale_q(samples, (AVRational){ 1, avctx->sample_rate },
                        avctx->time_base);
}

/**
 * Rescale from time base to AVCodecContext.sample_rate.