- nb_samples = ((silent_chunks + audio_chunks) * avctx->block_align) / avctx->channels;
- out_size = nb_samples * avctx->channels * s->out_bps;
- if (*data_size < out_size)
- return -1;
+
+ /* get output buffer */
+ s->frame.nb_samples = ((silent_chunks + audio_chunks) * avctx->block_align) / avctx->channels;
+ if ((ret = avctx->get_buffer(avctx, &s->frame)) < 0) {
+ av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
+ return ret;
+ }
+ output_samples_u8 = s->frame.data[0];
+ output_samples_s16 = (int16_t *)s->frame.data[0];