[FFmpeg-cvslog] avformat/img2dec: assert no pipe on ts_from_file

[Michael Niedermayer]

ffmpeg | branch: release/4.3 | Michael Niedermayer <michael at niedermayer.cc> | Wed May  8 04:15:50 2024 +0200| [d8eaf39a72e2d66d011be306adcd3c8305c6c387] | committer: Michael Niedermayer

avformat/img2dec: assert no pipe on ts_from_file

Help coverity with CID1500302 Uninitialized scalar variable

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 4824156fa06bd60b27f9f0673fbd6a3cfc780e56)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d8eaf39a72e2d66d011be306adcd3c8305c6c387
---

 libavformat/img2dec.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavformat/img2dec.c b/libavformat/img2dec.c
index 6a219ef697..c291c356eb 100644
--- a/libavformat/img2dec.c
+++ b/libavformat/img2dec.c
@@ -23,6 +23,7 @@
 #define _DEFAULT_SOURCE
 #define _BSD_SOURCE
 #include <sys/stat.h>
+#include "libavutil/avassert.h"
 #include "libavutil/avstring.h"
 #include "libavutil/log.h"
 #include "libavutil/opt.h"
@@ -494,6 +495,7 @@ int ff_img_read_packet(AVFormatContext *s1, AVPacket *pkt)
     pkt->flags       |= AV_PKT_FLAG_KEY;
     if (s->ts_from_file) {
         struct stat img_stat;
+        av_assert0(!s->is_pipe); // The ts_from_file option is not supported by piped input demuxers
         if (stat(filename, &img_stat)) {
             res = AVERROR(EIO);
             goto fail;