dev: MV dl (need n-m3u8dl-re and mp4decrypt)
This commit is contained in:
itouakirai
parent
dccaca5376
commit
3726ac4c8a
100
main.go
100
main.go
@ -100,6 +100,16 @@ func checkUrl(url string) (string, string) {
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return matches[0][1], matches[0][2]
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}
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}
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func checkUrlMv(url string) (string) {
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pat := regexp.MustCompile(`^(?:https:\/\/(?:beta\.music|music)\.apple\.com\/(\w{2})(?:\/music-video|\/music-video\/.+))\/(?:id)?(\d[^\D]+)(?:$|\?)`)
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matches := pat.FindAllStringSubmatch(url, -1)
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if matches == nil {
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return ""
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} else {
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return matches[0][2]
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}
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}
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func checkUrlSong(url string) (string, string) {
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pat := regexp.MustCompile(`^(?:https:\/\/(?:beta\.music|music)\.apple\.com\/(\w{2})(?:\/song|\/song\/.+))\/(?:id)?(\d[^\D]+)(?:$|\?)`)
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matches := pat.FindAllStringSubmatch(url, -1)
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@ -583,7 +593,7 @@ func downloadTrack(trackNum int, trackTotal int, meta *structs.AutoGenerated, tr
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counter.Error++
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return
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}
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err := runv3.Run(track.ID, trackPath, token, mediaUserToken)
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_, err := runv3.Run(track.ID, trackPath, token, mediaUserToken, false)
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if err != nil {
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fmt.Println("Failed to dl aac-lc:", err)
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counter.Error++
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@ -1093,6 +1103,11 @@ func main() {
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return
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}
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os.Args = args
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//mv dl dev
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if strings.Contains(os.Args[0], "/music-video/") {
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_ = mvDownloader(checkUrlMv(os.Args[0]), Config.AlacSaveFolder, token, Config.MediaUserToken)
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return
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}
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if strings.Contains(os.Args[0], "/artist/") {
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urlArtistName, err := getUrlArtistName(os.Args[0], token)
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if err != nil {
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@ -1153,6 +1168,89 @@ func main() {
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}
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}
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func mvDownloader(adamID string, saveDir string, token string, mediaUserToken string)(error){
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vidPath := filepath.Join(saveDir, fmt.Sprintf("%s.mp4", adamID))
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audPath := filepath.Join(saveDir, fmt.Sprintf("%s.m4a", adamID))
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mvOutPath := filepath.Join(saveDir, fmt.Sprintf("%s.mkv", adamID))
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exists, _ := fileExists(mvOutPath)
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if exists {
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fmt.Println("MV already exists locally.")
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return nil
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}
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mvm3u8url, _, _ := runv3.GetWebplayback(adamID, token, mediaUserToken, true)
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//videom3u8url, audiom3u8url , _ := mvQualitySelect(mvm3u8url)
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videom3u8url, _ := extractVideo(mvm3u8url)
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audiom3u8url, _ := extractMvAudio(mvm3u8url)
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//fmt.Println(videom3u8url)
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//fmt.Println(audiom3u8url)
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videokey, _ := runv3.Run(adamID, videom3u8url, token, mediaUserToken, true)
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audiokey, _ := runv3.Run(adamID, audiom3u8url, token, mediaUserToken, true)
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//fmt.Println(videokey)
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//fmt.Println(audiokey)
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cmd1 := exec.Command("n-m3u8dl-re", videom3u8url, "--key", videokey, "--decryption-engine", "MP4DECRYPT", "--save-dir", saveDir, "--save-name", adamID)
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cmd2 := exec.Command("n-m3u8dl-re", audiom3u8url, "--key", audiokey, "--decryption-engine", "MP4DECRYPT", "--save-dir", saveDir, "--save-name", adamID)
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cmd3 := exec.Command("MP4Box", "-quiet", "-add", vidPath, "-add", audPath, "-keep-utc", "-new", mvOutPath)
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fmt.Printf("MVvid Downloading...")
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if err := cmd1.Run(); err != nil {
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fmt.Printf("MVvid Download failed: %v\n", err)
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return err
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}
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fmt.Printf("\rMVvid Downloaded. \n")
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fmt.Printf("MVaud Downloading...")
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if err := cmd2.Run(); err != nil {
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fmt.Printf("MVaud Download failed: %v\n", err)
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return err
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}
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fmt.Printf("\rMVaud Downloaded. \n")
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fmt.Printf("MV Remuxing...")
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if err := cmd3.Run(); err != nil {
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fmt.Printf("MV mux failed: %v\n", err)
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return err
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}
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fmt.Printf("\rMV Remuxed. \n")
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_ = os.Remove(vidPath)
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_ = os.Remove(audPath)
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return nil
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}
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func extractMvAudio(c string) (string, error) {
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MediaUrl, err := url.Parse(c)
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if err != nil {
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return "", err
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}
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resp, err := http.Get(c)
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if err != nil {
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return "", err
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}
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defer resp.Body.Close()
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if resp.StatusCode != http.StatusOK {
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return "", errors.New(resp.Status)
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}
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body, err := io.ReadAll(resp.Body)
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if err != nil {
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return "", err
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}
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videoString := string(body)
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from, listType, err := m3u8.DecodeFrom(strings.NewReader(videoString), true)
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if err != nil || listType != m3u8.MASTER {
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return "", errors.New("m3u8 not of media type")
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}
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video := from.(*m3u8.MasterPlaylist)
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var streamUrl *url.URL
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for _, variant := range video.Variants {
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for _, audiov := range variant.Alternatives {
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if audiov.GroupId == "audio-stereo-256" {
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streamUrl, _ = MediaUrl.Parse(audiov.URI)
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break
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}
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}
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}
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if streamUrl == nil {
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return "", errors.New("no video codec found")
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}
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return streamUrl.String(), nil
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}
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func conventSyllableTTMLToLRC(ttml string) (string, error) {
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parsedTTML := etree.NewDocument()
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err := parsedTTML.ReadFromString(ttml)
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@ -64,8 +64,8 @@ func (w *Key) GetKey(ctx context.Context, licenseServerURL string, PSSH string,
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for _, key := range keys {
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if key.Type == wv.License_KeyContainer_CONTENT {
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// command += "--key " + hex.EncodeToString(key.ID) + ":" + hex.EncodeToString(key.Value)
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command += hex.EncodeToString(key.Value)
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command += hex.EncodeToString(key.ID) + ":" + hex.EncodeToString(key.Value)
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//command += hex.EncodeToString(key.Value)
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keybt = key.Value
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}
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}
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@ -106,7 +106,7 @@ func AfterRequest(Response *requests.Response) ([]byte, error) {
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}
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return License, nil
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}
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func getWebplayback(adamId string, authtoken string, mutoken string) (string, string, error) {
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func GetWebplayback(adamId string, authtoken string, mutoken string, mvmode bool) (string, string, error) {
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url := "https://play.music.apple.com/WebObjects/MZPlay.woa/wa/webPlayback"
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postData := map[string]string{
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"salableAdamId": adamId,
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@ -144,6 +144,9 @@ func getWebplayback(adamId string, authtoken string, mutoken string) (string, st
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fmt.Println("json err:", err)
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return "", "", err
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}
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if mvmode {
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return obj.List[0].HlsPlaylistUrl, "", nil
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}
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if len(obj.List) > 0 {
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// 遍历 Assets
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for i, _ := range obj.List[0].Assets {
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@ -162,6 +165,7 @@ func getWebplayback(adamId string, authtoken string, mutoken string) (string, st
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type Songlist struct {
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List []struct {
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Hlsurl string `json:"hls-key-cert-url"`
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HlsPlaylistUrl string `json:"hls-playlist-url"`
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Assets []struct {
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Flavor string `json:"flavor"`
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URL string `json:"URL"`
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@ -235,11 +239,21 @@ func extsong(b string)(bytes.Buffer){
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io.Copy(io.MultiWriter(&buffer, bar), resp.Body)
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return buffer
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}
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func Run(adamId string, trackpath string, authtoken string, mutoken string)(error) {
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fileurl, kidBase64, err := getWebplayback(adamId, authtoken, mutoken)
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if err != nil {
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return err
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func Run(adamId string, trackpath string, authtoken string, mutoken string, mvmode bool)(string, error) {
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var keystr string //for mv key
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var fileurl string
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var kidBase64 string
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var err error
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if mvmode {
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kidBase64, _, err = extractKidBase64(trackpath)
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if err != nil {
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return "", err
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}
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} else {
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fileurl, kidBase64, err = GetWebplayback(adamId, authtoken, mutoken, false)
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if err != nil {
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return "", err
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}
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}
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ctx := context.Background()
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ctx = context.WithValue(ctx, "pssh", kidBase64)
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@ -248,7 +262,7 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
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//fmt.Println(pssh)
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if err != nil {
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fmt.Println(err)
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return err
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return "", err
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}
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headers := map[string]interface{}{
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"authorization": "Bearer " + authtoken,
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@ -263,10 +277,13 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
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AfterRequest: AfterRequest,
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}
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key.CdmInit()
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_, keybt, err := key.GetKey(ctx, "https://play.itunes.apple.com/WebObjects/MZPlay.woa/wa/acquireWebPlaybackLicense", pssh, nil)
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keystr, keybt, err := key.GetKey(ctx, "https://play.itunes.apple.com/WebObjects/MZPlay.woa/wa/acquireWebPlaybackLicense", pssh, nil)
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if err != nil {
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fmt.Println(err)
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return err
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return "", err
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}
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if mvmode {
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return keystr, nil
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}
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body := extsong(fileurl)
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fmt.Print("Downloaded\n")
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@ -276,7 +293,7 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
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err = DecryptMP4(&body, keybt, &buffer)
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if err != nil {
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fmt.Print("Decryption failed\n")
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return err
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return "", err
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} else {
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fmt.Print("Decrypted\n")
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}
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@ -284,16 +301,16 @@ func Run(adamId string, trackpath string, authtoken string, mutoken string)(erro
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ofh, err := os.Create(trackpath)
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if err != nil {
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fmt.Printf("创建文件失败: %v\n", err)
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return err
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return "", err
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}
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defer ofh.Close()
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_, err = ofh.Write(buffer.Bytes())
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if err != nil {
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fmt.Printf("写入文件失败: %v\n", err)
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return err
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return "", err
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}
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return nil
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return "", nil
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}
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// DecryptMP4Auto decrypts a fragmented MP4 file with the set of keys retreived from the widevice license
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// by automatically selecting the appropriate key. Supports CENC and CBCS schemes.
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