exr: compression attribute is mandatory

Do not continue decoding if one is missing.

Signed-off-by: Paul B Mahol <onemda@gmail.com>
This commit is contained in:
Paul B Mahol 2012-07-19 17:56:55 +00:00
parent 55de89e25d
commit a2dab7512e
1 changed files with 7 additions and 0 deletions

View File

@ -446,6 +446,11 @@ static int decode_frame(AVCodecContext *avctx,
}
}
if (s->compr == -1) {
av_log(avctx, AV_LOG_ERROR, "Missing compression attribute\n");
return AVERROR_INVALIDDATA;
}
if (buf >= buf_end) {
av_log(avctx, AV_LOG_ERROR, "Incomplete frame\n");
return AVERROR_INVALIDDATA;
@ -642,6 +647,8 @@ static av_cold int decode_init(AVCodecContext *avctx)
avcodec_get_frame_defaults(&s->picture);
avctx->coded_frame = &s->picture;
s->compr = -1;
return 0;
}