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How to access Metadata from audio files

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  • Nisha_RN Offline
    Nisha_RN Offline
    Nisha_R
    wrote on last edited by
    #7

    @p3c0 i am sure the song contains the metadata because i have edited it online.
    could you please share the code you have worked on?

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    • p3c0P Offline
      p3c0P Offline
      p3c0
      Moderators
      wrote on last edited by
      #8

      @Nisha_R Thats strange. Try following:

      import QtQuick 2.6
      import QtMultimedia 5.6
      
      Item {
          width: 400
          height: 400
      
          Text {
               text: "Click Me!";
               font.pointSize: 24;
               width: 150; height: 50;
      
               MediaPlayer {
                   id: playMusic
                   source: "MySong.mp3"
               }
               MouseArea {
                   id: playArea
                   anchors.fill: parent
                   onPressed:  {
                       playMusic.play()
                       console.log(playMusic.metaData.title)
                       console.log(playMusic.metaData.albumTitle)
                       console.log(playMusic.metaData.genre)
                       console.log(playMusic.metaData.year)
                   }
               }
           }
      }
      
      

      157

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      • Nisha_RN Offline
        Nisha_RN Offline
        Nisha_R
        wrote on last edited by
        #9

        @p3c0 thank you.

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        • Nisha_RN Offline
          Nisha_RN Offline
          Nisha_R
          wrote on last edited by
          #10

          @p3c0 Thank you again,
          i have got it right when i set the relative path for the mp3 file i,e the source , but when i try to access the mp3 files from resources it is still undefined.

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          • p3c0P Offline
            p3c0P Offline
            p3c0
            Moderators
            wrote on last edited by
            #11

            @Nisha_R How did you set the source ?

            157

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            • Nisha_RN Offline
              Nisha_RN Offline
              Nisha_R
              wrote on last edited by Nisha_R
              #12

              @p3c0 ,
              i had initially dumped the mp3 files in resources folder and tried to access those in my code.

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              • p3c0P Offline
                p3c0P Offline
                p3c0
                Moderators
                wrote on last edited by
                #13

                @Nisha_R No. I meant to say the source url. What does it look like? Can you post it ? Checking if the url from resource is correct.

                157

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                • Nisha_RN Offline
                  Nisha_RN Offline
                  Nisha_R
                  wrote on last edited by Nisha_R
                  #14

                  @p3c0 this is what i have given.
                  Audio {
                  id: playMusic
                  source: "qrc:/music/2.mp3;"
                  }
                  music being the folder in resources.

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                  • p3c0P Offline
                    p3c0P Offline
                    p3c0
                    Moderators
                    wrote on last edited by
                    #15

                    @Nisha_R Why the extra semicolon at the end in source ?
                    Does the Application Output show any errors ?

                    157

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                    • Nisha_RN Offline
                      Nisha_RN Offline
                      Nisha_R
                      wrote on last edited by
                      #16

                      @p3c0 there is no error with respect to the semicolon .
                      setting its path with respect to resources shows undefined, but when its relative path is set the metadata is displayed.

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                      • p3c0P Offline
                        p3c0P Offline
                        p3c0
                        Moderators
                        wrote on last edited by
                        #17

                        @Nisha_R Did you try removing the semicolon ?
                        Also are you sure the file is present at the same location in the resource ?

                        157

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                        • Nisha_RN Offline
                          Nisha_RN Offline
                          Nisha_R
                          wrote on last edited by
                          #18

                          @p3c0
                          yes , i have tried, still undefined.

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                          • p3c0P Offline
                            p3c0P Offline
                            p3c0
                            Moderators
                            wrote on last edited by
                            #19

                            @Nisha_R Does it play from resources ? Can you post a complete minimal example with this Audio element here?

                            157

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                            • Nisha_RN Offline
                              Nisha_RN Offline
                              Nisha_R
                              wrote on last edited by Nisha_R
                              #20

                              @p3c0 okay that will be helpful.

                              MediaPlayer{
                                          id: player;
                                          playlist: Playlist {
                                              id: playlist
                                              PlaylistItem { source: "qrc:/music/4.mp3"}
                                              PlaylistItem { source: "qrc:/music/5.mp3"}
                                          }
                                      }
                               ListView {
                                          model: playlist;
                                          delegate: Text {
                                              font.pixelSize: 16;
                                              text: player.metaData.title+"\n"+player.metaData.albumArtist+"\n"+player.metaData.author;
                                          }
                                      }
                              Rectangle {
                                          id: rectangle2
                                          x: 182
                                          y: 224
                                          width: 78
                                          height: 51
                                          color: "#b35e5e"
                                          MouseArea {
                                              anchors.fill: parent;
                                              onPressed: {
                                                  if (player.playbackState != Audio.PlayingState) {
                                                      player.play() }
                                                  else {
                                                      player.pause();
                                                           }
                                                                    }
                                                  }
                                 }
                              
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