More tuning

monorepo
Varun Patil 2022-11-12 03:05:30 -08:00
parent 2c4575171f
commit 3408e48db9
1 changed files with 13 additions and 6 deletions

View File

@ -39,8 +39,9 @@ type Stream struct {
goal int goal int
mutex sync.Mutex mutex sync.Mutex
chunks map[int]*Chunk chunks map[int]*Chunk
seenChunks map[int]bool // only for stdout reader
coder *exec.Cmd coder *exec.Cmd
@ -94,6 +95,7 @@ func (s *Stream) clear() {
} }
s.chunks = make(map[int]*Chunk) s.chunks = make(map[int]*Chunk)
s.seenChunks = make(map[int]bool)
s.goal = 0 s.goal = 0
if s.coder != nil { if s.coder != nil {
@ -347,7 +349,7 @@ func (s *Stream) transcode(startId int) {
"-avoid_negative_ts", "disabled", "-avoid_negative_ts", "disabled",
"-f", "hls", "-f", "hls",
"-hls_time", fmt.Sprintf("%d", s.c.chunkSize), "-hls_time", fmt.Sprintf("%d", s.c.chunkSize),
"-g", "64", "-keyint_min", "64", "-force_key_frames", fmt.Sprintf("expr:gte(t,n_forced*%d)", s.c.chunkSize),
"-hls_segment_type", "mpegts", "-hls_segment_type", "mpegts",
"-start_number", fmt.Sprintf("%d", startId), "-start_number", fmt.Sprintf("%d", startId),
"-hls_segment_filename", s.getTsPath(-1), "-hls_segment_filename", s.getTsPath(-1),
@ -425,9 +427,6 @@ func (s *Stream) monitorTranscodeOutput(cmdStdOut io.ReadCloser, startAt float64
l := string(line) l := string(line)
if strings.Contains(l, ".ts") { if strings.Contains(l, ".ts") {
// Debug
log.Printf("%s-%s: recv %s", s.m.id, s.quality, l)
// 1080p-000003.ts // 1080p-000003.ts
idx := strings.Split(strings.Split(l, "-")[1], ".")[0] idx := strings.Split(strings.Split(l, "-")[1], ".")[0]
id, err := strconv.Atoi(idx) id, err := strconv.Atoi(idx)
@ -435,6 +434,14 @@ func (s *Stream) monitorTranscodeOutput(cmdStdOut io.ReadCloser, startAt float64
log.Println("Error parsing chunk id") log.Println("Error parsing chunk id")
} }
if s.seenChunks[id] {
continue
}
s.seenChunks[id] = true
// Debug
log.Printf("%s-%s: recv %s", s.m.id, s.quality, l)
func() { func() {
s.mutex.Lock() s.mutex.Lock()
defer s.mutex.Unlock() defer s.mutex.Unlock()