uint8_t interlacing_leftweight;
int i, ch;
- /* short-circuit null buffers */
- if (!inbuffer || !input_buffer_size)
- return -1;
-
init_get_bits(&alac->gb, inbuffer, input_buffer_size * 8);
channels = get_bits(&alac->gb, 3) + 1;
{
int ch;
for (ch = 0; ch < alac->numchannels; ch++) {
- alac->predicterror_buffer[ch] =
- av_malloc(alac->setinfo_max_samples_per_frame * 4);
+ int buf_size = alac->setinfo_max_samples_per_frame * sizeof(int32_t);
- alac->outputsamples_buffer[ch] =
- av_malloc(alac->setinfo_max_samples_per_frame * 4);
+ FF_ALLOC_OR_GOTO(alac->avctx, alac->predicterror_buffer[ch],
+ buf_size, buf_alloc_fail);
- alac->extra_bits_buffer[ch] = av_malloc(alac->setinfo_max_samples_per_frame * 4);
+ FF_ALLOC_OR_GOTO(alac->avctx, alac->outputsamples_buffer[ch],
+ buf_size, buf_alloc_fail);
- if (!alac->predicterror_buffer[ch] ||
- !alac->outputsamples_buffer[ch] ||
- !alac->extra_bits_buffer[ch]) {
- alac_decode_close(alac->avctx);
- return AVERROR(ENOMEM);
- }
+ FF_ALLOC_OR_GOTO(alac->avctx, alac->extra_bits_buffer[ch],
+ buf_size, buf_alloc_fail);
}
return 0;
+buf_alloc_fail:
+ alac_decode_close(alac->avctx);
+ return AVERROR(ENOMEM);
}
static int alac_set_info(ALACContext *alac)
break;
case 24: avctx->sample_fmt = AV_SAMPLE_FMT_S32;
break;
- default: av_log(avctx, AV_LOG_ERROR, "Sample depth %d is not supported.\n",
- alac->setinfo_sample_size);
- return -1;
+ default: av_log_ask_for_sample(avctx, "Sample depth %d is not supported.\n",
+ alac->setinfo_sample_size);
+ return AVERROR_PATCHWELCOME;
}
if (alac->numchannels < 1) {