Disable persistent http connections in transcoder

core/ffmpeg/transcoder.go

@@ -154,7 +154,7 @@ func (t *Transcoder) getString() string {
 		"-hls_segment_filename", localListenerAddress + "/%v/stream-" + t.segmentIdentifier + "%s.ts", // Send HLS segments back to us over HTTP
 		"-max_muxing_queue_size", "400", // Workaround for Too many packets error: https://trac.ffmpeg.org/ticket/6375?cversion=0
 
-		"-method PUT -http_persistent 1",         // HLS results sent back to us will be over PUTs
+		"-method PUT -http_persistent 0",         // HLS results sent back to us will be over PUTs
 		"-fflags +genpts",                        // Generate presentation time stamp if missing
 		localListenerAddress + "/%v/stream.m3u8", // Send HLS playlists back to us over HTTP
 		"2> transcoder.log",                      // Log to a file for debugging

core/ffmpeg/transcoder_test.go

@@ -30,7 +30,7 @@ func TestFFmpegCommand(t *testing.T) {
 
 	cmd := transcoder.getString()
 
-	expected := `/fake/path/ffmpeg -hide_banner -loglevel warning -i  fakecontent.flv  -map v:0 -c:v:0 libx264 -b:v:0 1200k -maxrate:v:0 1272k -bufsize:v:0 1440k -g:v:0 119 -x264-params:v:0 "scenecut=0:open_gop=0:min-keyint=119:keyint=119" -map a:0 -c:a:0 copy -r 30 -preset veryfast -map v:0 -c:v:1 libx264 -b:v:1 3500k -maxrate:v:1 3710k -bufsize:v:1 4200k -g:v:1 95 -x264-params:v:1 "scenecut=0:open_gop=0:min-keyint=95:keyint=95" -map a:0 -c:a:1 copy -r 24 -preset faster  -var_stream_map "v:0,a:0 v:1,a:1 " -f hls -hls_time 4 -hls_list_size 10 -hls_delete_threshold 10  -tune zerolatency -pix_fmt yuv420p -profile:v high -sc_threshold 0 -master_pl_name stream.m3u8 -strftime 1 -hls_segment_filename http://127.0.0.1:8123/%v/stream-jdofFGg%s.ts -max_muxing_queue_size 400 -method PUT -http_persistent 1 -fflags +genpts http://127.0.0.1:8123/%v/stream.m3u8 2> transcoder.log`
+	expected := `/fake/path/ffmpeg -hide_banner -loglevel warning -i  fakecontent.flv  -map v:0 -c:v:0 libx264 -b:v:0 1200k -maxrate:v:0 1272k -bufsize:v:0 1440k -g:v:0 119 -x264-params:v:0 "scenecut=0:open_gop=0:min-keyint=119:keyint=119" -map a:0 -c:a:0 copy -r 30 -preset veryfast -map v:0 -c:v:1 libx264 -b:v:1 3500k -maxrate:v:1 3710k -bufsize:v:1 4200k -g:v:1 95 -x264-params:v:1 "scenecut=0:open_gop=0:min-keyint=95:keyint=95" -map a:0 -c:a:1 copy -r 24 -preset faster  -var_stream_map "v:0,a:0 v:1,a:1 " -f hls -hls_time 4 -hls_list_size 10 -hls_delete_threshold 10  -tune zerolatency -pix_fmt yuv420p -profile:v high -sc_threshold 0 -master_pl_name stream.m3u8 -strftime 1 -hls_segment_filename http://127.0.0.1:8123/%v/stream-jdofFGg%s.ts -max_muxing_queue_size 400 -method PUT -http_persistent 0 -fflags +genpts http://127.0.0.1:8123/%v/stream.m3u8 2> transcoder.log`
 
 	if cmd != expected {
 		t.Errorf("ffmpeg command does not match expected.  Got %s, want: %s", cmd, expected)