Add check for libavformat version before using hybrid_fragmented, to workaround old ffmpeg bugs

1 files changed, 15 insertions, 11 deletions

diff --git a/src/main.cpp b/src/main.cpp
index f0fbfc0..147db4f 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -1039,19 +1039,23 @@ static bool add_hdr_metadata_to_video_stream(gsr_capture *cap, AVStream *video_s
 }
 
 static void set_format_context_options(AVFormatContext *av_format_context) {
-    bool hybrid_fragmented_available = false;
-    av_opt_set(av_format_context->priv_data, "use_editlist", "1", 0);
-    const AVOption *opt = av_opt_find(av_format_context->priv_data, "movflags", NULL, 0, 0);
-    if (opt && opt->unit) {
-        const AVOption *flag = av_opt_find(av_format_context->priv_data, "hybrid_fragmented", opt->unit, 0, 0);
-        if (flag) {
-            hybrid_fragmented_available = true;
-            av_opt_set(av_format_context->priv_data, "movflags", "+hybrid_fragmented", 0);
+    if(LIBAVFORMAT_VERSION_INT >= AV_VERSION_INT(62, 6, 101)) {
+        bool hybrid_fragmented_available = false;
+        av_opt_set(av_format_context->priv_data, "use_editlist", "1", 0);
+        const AVOption *opt = av_opt_find(av_format_context->priv_data, "movflags", NULL, 0, 0);
+        if (opt && opt->unit) {
+            const AVOption *flag = av_opt_find(av_format_context->priv_data, "hybrid_fragmented", opt->unit, 0, 0);
+            if (flag) {
+                hybrid_fragmented_available = true;
+                av_opt_set(av_format_context->priv_data, "movflags", "+hybrid_fragmented", 0);
+            }
         }
-    }
 
-    if(!hybrid_fragmented_available)
-        fprintf(stderr, "gsr warning: hybrid_fragmented movflags is not available in your FFmpeg version. If you experience stutter in the mp4 file then update your FFmpeg or record to a mkv file\n");
+        if(!hybrid_fragmented_available)
+            fprintf(stderr, "gsr warning: hybrid_fragmented movflags is not available in your FFmpeg version. If you experience stutter in the mp4 file then update your FFmpeg to at least version 8 or record to a mkv file\n");
+    } else {
+        fprintf(stderr, "gsr warning: your FFmpeg version is known to be buggy (it doesn't have working hybrid_fragmented movflags). If you experience stutter in the mp4 file then update your FFmpeg to at least version 8 or record to a mkv file\n");
+    }
 }
 
 struct RecordingStartAudio {