X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Foggdec.c;h=fd18e99869645094cd9e7b2b80a1c41586d2997c;hb=5333e0dd66c5695fc708bc9d7af4bf8750674b8f;hp=66eb605b2fe404d284135fccf951c1e287ada9d4;hpb=e136579ca358093caa6b0a4941717ae7ef1f90b2;p=ffmpeg

diff --git a/libavformat/oggdec.c b/libavformat/oggdec.c
index 66eb605b2fe..fd18e998696 100644
--- a/libavformat/oggdec.c
+++ b/libavformat/oggdec.c
@@ -727,8 +727,16 @@ static void ogg_validate_keyframe(AVFormatContext *s, int idx, int pstart, int p
 {
     struct ogg *ogg = s->priv_data;
     struct ogg_stream *os = ogg->streams + idx;
-    if (psize && s->streams[idx]->codec->codec_id == AV_CODEC_ID_THEORA) {
-        if (!!(os->pflags & AV_PKT_FLAG_KEY) != !(os->buf[pstart] & 0x40)) {
+    int invalid = 0;
+    if (psize) {
+        switch (s->streams[idx]->codec->codec_id) {
+        case AV_CODEC_ID_THEORA:
+            invalid = !!(os->pflags & AV_PKT_FLAG_KEY) != !(os->buf[pstart] & 0x40);
+        break;
+        case AV_CODEC_ID_VP8:
+            invalid = !!(os->pflags & AV_PKT_FLAG_KEY) != !(os->buf[pstart] & 1);
+        }
+        if (invalid) {
             os->pflags ^= AV_PKT_FLAG_KEY;
             av_log(s, AV_LOG_WARNING, "Broken file, %skeyframe not correctly marked.\n",
                    (os->pflags & AV_PKT_FLAG_KEY) ? "" : "non-");