void ff_jpeg2000_cleanup(Jpeg2000Component *comp, Jpeg2000CodingStyle *codsty)
{
int reslevelno, bandno, precno;
- for (reslevelno = 0; reslevelno < codsty->nreslevels; reslevelno++) {
+ for (reslevelno = 0;
+ comp->reslevel && reslevelno < codsty->nreslevels;
+ reslevelno++) {
Jpeg2000ResLevel *reslevel = comp->reslevel + reslevelno;
for (bandno = 0; bandno < reslevel->nbands; bandno++) {
bytestream2_init(&s->g, avpkt->data, avpkt->size);
s->curtileno = 0; // TODO: only one tile in DCI JP2K. to implement for more tiles
- if (bytestream2_get_bytes_left(&s->g) < 2)
- return AVERROR_INVALIDDATA;
+ if (bytestream2_get_bytes_left(&s->g) < 2) {
+ ret = AVERROR_INVALIDDATA;
+ goto end;
+ }
// check if the image is in jp2 format
if (bytestream2_get_bytes_left(&s->g) >= 12 &&
if (!jp2_find_codestream(s)) {
av_log(avctx, AV_LOG_ERROR,
"Could not find Jpeg2000 codestream atom.\n");
- return AVERROR_INVALIDDATA;
+ ret = AVERROR_INVALIDDATA;
+ goto end;
}
} else {
bytestream2_seek(&s->g, 0, SEEK_SET);
- if (bytestream2_peek_be16(&s->g) != JPEG2000_SOC)
- bytestream2_skip(&s->g, 8);
}
if (bytestream2_get_be16u(&s->g) != JPEG2000_SOC) {
av_log(avctx, AV_LOG_ERROR, "SOC marker not present\n");
- return AVERROR_INVALIDDATA;
+ ret = AVERROR_INVALIDDATA;
+ goto end;
}
if (ret = jpeg2000_read_main_headers(s))
goto end;
if (ret = jpeg2000_decode_tile(s, s->tile + tileno, picture))
goto end;
+ jpeg2000_dec_cleanup(s);
+
*got_frame = 1;
return bytestream2_tell(&s->g);