Work around issue #9 by setting framerate to 1 if it is not at least 1

petergeneric · Jan 18, 2021 · e172baa · e172baa
1 parent 50bb163
commit e172baa
Showing 1 changed file with 10 additions and 0 deletions.
diff --git a/ffmpegutil/ffmpeg.go b/ffmpegutil/ffmpeg.go
@@ -16,6 +16,11 @@ func MuxVideoOnly(partition *ubv.UbvPartition, h264File string, mp4File string)
 		return
 	}
 
+	if videoTrack.Rate <= 0 {
+		log.Println("Invalid guessed Video framerate of ", videoTrack.Rate, " for ", mp4File, ". Setting to 1")
+		videoTrack.Rate = 1
+	}
+
 	cmd := exec.Command(getFfmpegCommand(), "-i", h264File, "-c", "copy", "-r", strconv.Itoa(videoTrack.Rate), "-y", "-loglevel", "warning", mp4File)
 
 	runFFmpeg(cmd)
@@ -46,6 +51,11 @@ func MuxAudioAndVideo(partition *ubv.UbvPartition, h264File string, aacFile stri
 
 	audioDelaySec := float64(videoTrack.StartTimecode.UnixNano()-audioTrack.StartTimecode.UnixNano()) / 1000000000.0
 
+	if videoTrack.Rate <= 0 {
+		log.Println("Invalid guessed Video framerate of ", videoTrack.Rate, " for ", mp4File, ". Setting to 1")
+		videoTrack.Rate = 1
+	}
+
 	cmd := exec.Command(getFfmpegCommand(), "-i", h264File, "-itsoffset", strconv.FormatFloat(audioDelaySec, 'f', -1, 32), "-i", aacFile, "-map", "0:v", "-map", "1:a", "-c", "copy", "-r", strconv.Itoa(videoTrack.Rate), "-y", "-loglevel", "warning", mp4File)
 
 	runFFmpeg(cmd)