while (lc > 0) {
const HufDec pl = hdecod[(c << (HUF_DECBITS - lc)) & HUF_DECMASK];
- if (pl.len) {
+ if (pl.len && lc >= pl.len) {
lc -= pl.len;
get_code(pl.lit, rlc, c, lc, gb, out, oe, outb);
} else {
static void unpack_14(const uint8_t b[14], uint16_t s[16])
{
- unsigned short shift = (b[ 2] >> 2);
+ unsigned short shift = (b[ 2] >> 2) & 15;
unsigned short bias = (0x20 << shift);
int i;
flags = bytestream2_get_le24(&s->gb);
- if (flags == 0x00)
- s->is_tile = 0;
- else if (flags & 0x02)
+ if (flags & 0x02)
s->is_tile = 1;
- else{
- avpriv_report_missing_feature(s->avctx, "flags %d", flags);
+ if (flags & 0x08) {
+ avpriv_report_missing_feature(s->avctx, "deep data");
+ return AVERROR_PATCHWELCOME;
+ }
+ if (flags & 0x10) {
+ avpriv_report_missing_feature(s->avctx, "multipart");
return AVERROR_PATCHWELCOME;
}