diff --git a/ffmpeg.c b/ffmpeg.c
index 9cff55714c181f1cfa7c9c50f6c5b08adfe4cc07..fd45afb837f2bcd1cb090593bbeb37f1f52b4ae7 100644
--- a/ffmpeg.c
+++ b/ffmpeg.c
@@ -962,7 +962,9 @@ static void do_video_out(AVFormatContext *s,
         }
     case VSYNC_CFR:
         // FIXME set to 0.5 after we fix some dts/pts bugs like in avidec.c
-        if (delta < -1.1)
+        if (frame_drop_threshold && delta < frame_drop_threshold && ost->frame_number) {
+            nb_frames = 0;
+        } else if (delta < -1.1)
             nb_frames = 0;
         else if (delta > 1.1) {
             nb_frames = lrintf(delta);
diff --git a/ffmpeg.h b/ffmpeg.h
index cb425b324af9a5f1fd020ae5b93aaf1c95a6d6c4..d2e0c5c3e920bc30b0b0d36999d068b5b83aa663 100644
--- a/ffmpeg.h
+++ b/ffmpeg.h
@@ -482,6 +482,7 @@ extern float dts_error_threshold;
 extern int audio_volume;
 extern int audio_sync_method;
 extern int video_sync_method;
+extern float frame_drop_threshold;
 extern int do_benchmark;
 extern int do_benchmark_all;
 extern int do_deinterlace;
diff --git a/ffmpeg_opt.c b/ffmpeg_opt.c
index c5e38967faccd0cfe6e3f83e8e26acec15b4d6a3..56b882eead5c160f11190f6c285ec3d3d61a8df5 100644
--- a/ffmpeg_opt.c
+++ b/ffmpeg_opt.c
@@ -86,6 +86,7 @@ float dts_error_threshold   = 3600*30;
 int audio_volume      = 256;
 int audio_sync_method = 0;
 int video_sync_method = VSYNC_AUTO;
+float frame_drop_threshold = 0;
 int do_deinterlace    = 0;
 int do_benchmark      = 0;
 int do_benchmark_all  = 0;
@@ -2873,6 +2874,8 @@ const OptionDef options[] = {
         " \"dv\", \"dv50\", \"pal-vcd\", \"ntsc-svcd\", ...)", "type" },
     { "vsync",          HAS_ARG | OPT_EXPERT,                        { opt_vsync },
         "video sync method", "" },
+    { "frame_drop_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,      { &frame_drop_threshold },
+        "frame drop threshold", "" },
     { "async",          HAS_ARG | OPT_INT | OPT_EXPERT,              { &audio_sync_method },
         "audio sync method", "" },
     { "adrift_threshold", HAS_ARG | OPT_FLOAT | OPT_EXPERT,          { &audio_drift_threshold },