lavf: postpone removal of FF_API_COMPUTE_PKT_FIELDS2

[ffmpeg] / libavformat / thp.c

diff --git a/libavformat/thp.c b/libavformat/thp.c
index 332ed791284ed77a0cb079658d6a6c7ed2b7db3c..bcc3febaa1967160c233989225d519016f8c6cda 100644 (file)
--- a/libavformat/thp.c
+++ b/libavformat/thp.c
@@ -75,6 +75,8 @@ static int thp_read_header(AVFormatContext *s)
                            avio_rb32(pb); /* Max samples.  */
 
     thp->fps             = av_d2q(av_int2float(avio_rb32(pb)), INT_MAX);
+    if (thp->fps.den <= 0 || thp->fps.num < 0)
+        return AVERROR_INVALIDDATA;
     thp->framecnt        = avio_rb32(pb);
     thp->first_framesz   = avio_rb32(pb);
     pb->maxsize          = avio_rb32(pb);
@@ -93,6 +95,9 @@ static int thp_read_header(AVFormatContext *s)
     avio_seek (pb, thp->compoff, SEEK_SET);
     thp->compcount       = avio_rb32(pb);
 
+    if (thp->compcount > FF_ARRAY_ELEMS(thp->components))
+        return AVERROR_INVALIDDATA;
+
     /* Read the list of component types.  */
     avio_read(pb, thp->components, 16);
 
@@ -145,6 +150,9 @@ static int thp_read_header(AVFormatContext *s)
         }
     }
 
+    if (!thp->vst)
+        return AVERROR_INVALIDDATA;
+
     return 0;
 }