[FFmpeg-cvslog] lavc/cavsdec: Add profile check

[Jun Zhao]

ffmpeg | branch: master | Jun Zhao <barryjzhao at tencent.com> | Sun Apr 24 19:38:05 2022 +0800| [68a7df5e9d737486892b0a924748e1c47f870d97] | committer: Jun Zhao

lavc/cavsdec: Add profile check

Add profile check for cavs decoder, now cavs decoder only support
JiZhun(0x20) profile

Signed-off-by: Jun Zhao <barryjzhao at tencent.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=68a7df5e9d737486892b0a924748e1c47f870d97
---

 libavcodec/cavsdec.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/libavcodec/cavsdec.c b/libavcodec/cavsdec.c
index 7aaf3f2bcf..6c69c2c94e 100644
--- a/libavcodec/cavsdec.c
+++ b/libavcodec/cavsdec.c
@@ -1177,6 +1177,11 @@ static int decode_seq_header(AVSContext *h)
     int ret;
 
     h->profile = get_bits(&h->gb, 8);
+    if (h->profile != 0x20) {
+        avpriv_report_missing_feature(h->avctx,
+                                      "only supprt JiZhun profile");
+        return AVERROR_PATCHWELCOME;
+    }
     h->level   = get_bits(&h->gb, 8);
     skip_bits1(&h->gb); //progressive sequence