/* read and check header */
smk->magic = avio_rl32(pb);
if (smk->magic != MKTAG('S', 'M', 'K', '2') && smk->magic != MKTAG('S', 'M', 'K', '4'))
- return -1;
+ return AVERROR_INVALIDDATA;
smk->width = avio_rl32(pb);
smk->height = avio_rl32(pb);
smk->frames = avio_rl32(pb);
if(smk->treesize >= UINT_MAX/4){ // smk->treesize + 16 must not overflow (this check is probably redundant)
av_log(s, AV_LOG_ERROR, "treesize too large\n");
- return -1;
+ return AVERROR_INVALIDDATA;
}
//FIXME remove extradata "rebuilding"
/* setup data */
if(smk->frames > 0xFFFFFF) {
av_log(s, AV_LOG_ERROR, "Too many frames: %"PRIu32"\n", smk->frames);
- return -1;
+ return AVERROR_INVALIDDATA;
}
smk->frm_size = av_malloc(smk->frames * 4);
smk->frm_flags = av_malloc(smk->frames);
/* init video codec */
st = avformat_new_stream(s, NULL);
if (!st)
- return -1;
+ return AVERROR(ENOMEM);
smk->videoindex = st->index;
st->codecpar->width = smk->width;
st->codecpar->height = smk->height;
smk->treesize + 16);
av_free(smk->frm_size);
av_free(smk->frm_flags);
- return -1;
+ return AVERROR(ENOMEM);
}
ret = avio_read(pb, st->codecpar->extradata + 16, st->codecpar->extradata_size - 16);
if(ret != st->codecpar->extradata_size - 16){