{
char buf[256] = {0};
uint8_t *src = st->codecpar->extradata;
- int i;
+ int i, ret;
if (st->codecpar->extradata_size != 64)
return 0;
if (av_strlcat(buf, "\n", sizeof(buf)) >= sizeof(buf))
return 0;
- av_freep(&st->codecpar->extradata);
- st->codecpar->extradata_size = 0;
- st->codecpar->extradata = av_mallocz(strlen(buf) + AV_INPUT_BUFFER_PADDING_SIZE);
- if (!st->codecpar->extradata)
- return AVERROR(ENOMEM);
- st->codecpar->extradata_size = strlen(buf);
+ ret = ff_alloc_extradata(st->codecpar, strlen(buf));
+ if (ret < 0)
+ return ret;
memcpy(st->codecpar->extradata, buf, st->codecpar->extradata_size);
return 0;