int avcodec_decode_audio2(AVCodecContext *avctx, int16_t *samples, int *frame_size_ptr, uint8_t *buf, int buf_size) { int ret; //FIXME remove the check below _after_ ensuring that all audio check that the available space is enough if(*frame_size_ptr < AVCODEC_MAX_AUDIO_FRAME_SIZE){ av_log(avctx, AV_LOG_ERROR, "buffer smaller than AVCODEC_MAX_AUDIO_FRAME_SIZE\n"); return -1; } if(*frame_size_ptr < FF_MIN_BUFFER_SIZE || *frame_size_ptr < avctx->channels * avctx->frame_size * sizeof(int16_t) || *frame_size_ptr < buf_size){ av_log(avctx, AV_LOG_ERROR, "buffer %d too small\n", *frame_size_ptr); return -1; } if((avctx->codec->capabilities & CODEC_CAP_DELAY) || buf_size){ ret = avctx->codec->decode(avctx, samples, frame_size_ptr, buf, buf_size); avctx->frame_number++; }else{ ret= 0; *frame_size_ptr=0; } return ret; }