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Custom video transcode FPS

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This commit is contained in:
Carl Pearson
2024-10-17 05:19:56 -06:00
parent f076985bf3
commit 57ba3767d1
5 changed files with 19 additions and 10 deletions
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12
workers.go
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@@ -19,7 +19,7 @@ func ensureDirFor(path string) error {
return os.MkdirAll(dir, 0700)
}
func videoToVideo(transID uint, height uint, srcFilepath string) {
func videoToVideo(transID uint, height uint, fps float64, srcFilepath string) {
// determine destination path
dstFilename := uuid.Must(uuid.NewV7()).String()
@@ -47,8 +47,14 @@ func videoToVideo(transID uint, height uint, srcFilepath string) {
// start ffmpeg
db.Model(&Transcode{}).Where("id = ?", transID).Update("status", "running")
var vf string
if fps > 0 {
vf = fmt.Sprintf("scale=-2:%d,fps=%f", height, fps)
} else {
vf = fmt.Sprintf("scale=-2:%d", height)
}
stdout, stderr, err := ffmpeg.Ffmpeg("-i", srcFilepath,
"-vf", fmt.Sprintf("scale=-2:%d", height), "-c:v", "libx264",
"-vf", vf, "-c:v", "libx264",
"-crf", "23", "-preset", "veryfast", "-c:a", "aac", "-b:a", fmt.Sprintf("%dk", audioBitrate),
dstFilepath)
if err != nil {
@@ -258,7 +264,7 @@ func transcodePending() {
srcFilepath := filepath.Join(getDataDir(), srcVideo.Filename)
if trans.DstKind == "video" {
videoToVideo(trans.ID, trans.Height, srcFilepath)
videoToVideo(trans.ID, trans.Height, trans.FPS, srcFilepath)
} else if trans.DstKind == "audio" {
videoToAudio(trans.ID, trans.Rate, srcFilepath)
} else {