[FFmpeg-cvslog] avformat/imfdec: preserve stream information

[Pierre-Anthony Lemieux]

ffmpeg | branch: master | Pierre-Anthony Lemieux <pal at palemieux.com> | Sat Aug  6 16:35:20 2022 -0700| [d5b46fa07d946ce3ef872636338b0f4252f21424] | committer: Andreas Rheinhardt

avformat/imfdec: preserve stream information

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d5b46fa07d946ce3ef872636338b0f4252f21424
---

 libavformat/imfdec.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/libavformat/imfdec.c b/libavformat/imfdec.c
index 71dfb26958..5bbe7a53f8 100644
--- a/libavformat/imfdec.c
+++ b/libavformat/imfdec.c
@@ -573,18 +573,14 @@ static int set_context_streams_from_tracks(AVFormatContext *s)
         first_resource_stream = c->tracks[i]->resources[0].ctx->streams[0];
         av_log(s, AV_LOG_DEBUG, "Open the first resource of track %d\n", c->tracks[i]->index);
 
-        /* Copy stream information */
-        asset_stream = avformat_new_stream(s, NULL);
+        asset_stream = ff_stream_clone(s, first_resource_stream);
         if (!asset_stream) {
-            av_log(s, AV_LOG_ERROR, "Could not create stream\n");
+            av_log(s, AV_LOG_ERROR, "Could not clone stream\n");
             return AVERROR(ENOMEM);
         }
+
         asset_stream->id = i;
-        ret = avcodec_parameters_copy(asset_stream->codecpar, first_resource_stream->codecpar);
-        if (ret < 0) {
-            av_log(s, AV_LOG_ERROR, "Could not copy stream parameters\n");
-            return ret;
-        }
+        asset_stream->nb_frames = 0;
         avpriv_set_pts_info(asset_stream,
                             first_resource_stream->pts_wrap_bits,
                             first_resource_stream->time_base.num,