static int decode_header_trees(SmackVContext *smk) {
GetBitContext gb;
int mmap_size, mclr_size, full_size, type_size, ret;
+ int skip = 0;
mmap_size = AV_RL32(smk->avctx->extradata);
mclr_size = AV_RL32(smk->avctx->extradata + 4);
return ret;
if(!get_bits1(&gb)) {
+ skip ++;
av_log(smk->avctx, AV_LOG_INFO, "Skipping MMAP tree\n");
smk->mmap_tbl = av_malloc(sizeof(int) * 2);
if (!smk->mmap_tbl)
return ret;
}
if(!get_bits1(&gb)) {
+ skip ++;
av_log(smk->avctx, AV_LOG_INFO, "Skipping MCLR tree\n");
smk->mclr_tbl = av_malloc(sizeof(int) * 2);
if (!smk->mclr_tbl)
return ret;
}
if(!get_bits1(&gb)) {
+ skip ++;
av_log(smk->avctx, AV_LOG_INFO, "Skipping FULL tree\n");
smk->full_tbl = av_malloc(sizeof(int) * 2);
if (!smk->full_tbl)
return ret;
}
if(!get_bits1(&gb)) {
+ skip ++;
av_log(smk->avctx, AV_LOG_INFO, "Skipping TYPE tree\n");
smk->type_tbl = av_malloc(sizeof(int) * 2);
if (!smk->type_tbl)
if (ret < 0)
return ret;
}
+ if (skip == 4)
+ return AVERROR_INVALIDDATA;
return 0;
}