Problems with Audio Codec

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  • darkpanther
    Junior Member
    Junior Member
    • Aug 2002
    • 7

    Problems with Audio Codec

    I have downloaded a divx file, I can see the video without problems, but the sound doesn't work.
    I've used BSPlayer but I can't even change the volume of the sound.

    I think I have almost all the codecs, but still I can't ear no sound.. Does anyone know what's wrong?

    The file information of VirtualDub is:


    Video Stream Divx Codec 4.12
    ---
    Audio Stream
    Sampling Rate 48k
    Channels 2 stereo
    Sample Precision 0bit
    Compression MPEG Layer-3 Codec (Professional)
    Preload Skew 0 Samples (0:00s)
    # of frames 0
    min/avg/max/tot (no audio frames)

    Please help!!!
  • gs0666
    Digital Video Technician
    Digital Video Technician
    • Nov 2001
    • 462

    #2
    "# of frames 0
    min/avg/max/tot (no audio frames)"


    The .avi doesn't have a audio track

    Comment

    • darkpanther
      Junior Member
      Junior Member
      • Aug 2002
      • 7

      #3
      Is that possible???

      Because in the Windows properties of the Avi it says in the Audio Format : Lame MP3 Encoder ACM.

      Thanks

      Comment

      • gs0666
        Digital Video Technician
        Digital Video Technician
        • Nov 2001
        • 462

        #4
        In WMP, can you move the volume control?

        Comment

        • darkpanther
          Junior Member
          Junior Member
          • Aug 2002
          • 7

          #5
          yes, I can.

          Thanks

          Comment

          • gs0666
            Digital Video Technician
            Digital Video Technician
            • Nov 2001
            • 462

            #6
            If Virtual Dub tells us that we don't have any audio frames, I doubt that there is any audio.

            Comment

            • darkpanther
              Junior Member
              Junior Member
              • Aug 2002
              • 7

              #7
              I understand, this is really strange.

              Those anyone ever had this problem???

              Thanks

              Comment

              • darkpanther
                Junior Member
                Junior Member
                • Aug 2002
                • 7

                #8
                Also when I open the movie in Virtual Dub a get this message:

                "VBR Audio Stream detected

                Virtual dub has detected an improper VBR audio encoding in the source AVI file and will rewrite the audio header with standard CBR values during the process for better compatabillity. This may introduce up to 3042117 ms of skew from the video stream. If this is unacceptable, decompress the *entire* audio stream to an uncompressed WAV file and recompress with a constant bitrate encoder. (bitrate:4616.1+-1498237.5kbps)"

                Do u think that is has anything to do with my audio problem??

                Thanks

                Comment

                • gs0666
                  Digital Video Technician
                  Digital Video Technician
                  • Nov 2001
                  • 462

                  #9
                  Maybe(?)VDub cannot handle VBR Mp3...open the .avi in NanDub and post the audio information.I still doubt that there is a audiotrack.
                  Last edited by gs0666; 14 Dec 2002, 03:54 AM.

                  Comment

                  • darkpanther
                    Junior Member
                    Junior Member
                    • Aug 2002
                    • 7

                    #10
                    First of all , thanks gs0666 for helping me

                    I opened the file in NanDub and I get this audio information:

                    Audio Stream

                    Sampling Rate: 48000Hz
                    Channels: 2 stereo
                    Sample Precision: 0bit
                    Compression: Fraunhofer IIS MPEG Layer-3 Codec
                    Preload Skew 1 Samples (0:00s)
                    # of frames: 194370
                    min/avg/max/tot: 384/13842/1810598400 (2627483k)


                    Thanks

                    Comment

                    • gs0666
                      Digital Video Technician
                      Digital Video Technician
                      • Nov 2001
                      • 462

                      #11
                      At least now we have audio
                      Try doing a Direct Stream Copy (both Video and Audio in NanDub)and save the .avi under a new name

                      Comment

                      • arl16
                        Junior Member
                        Junior Member
                        • Dec 2002
                        • 3

                        #12
                        gs0666 -

                        I stumbled on this thread looking for the same information. I have the same symptoms, but my audio is reported as follows:

                        Sampling rate: 48000Hz
                        Channels: 2 (Stereo)
                        Sample precision: 0-bit
                        Compression: Unknown (tag 2000)
                        Preload skew: 12000 samples (0.25s)
                        # of frames: 98861
                        Min/avg/max/total frame size: 12/1001/12000 (96650k)

                        I tried what you recommended (at least I think I did), setting nandub to Direct Stream Copy, and AVI audio, and then saving the AVI file under another name. Still no audio.

                        Any ideas? Any help is greatly appreciated.

                        Thanks...

                        Comment

                        • Enchanter
                          Old member
                          • Feb 2002
                          • 5417

                          #13
                          Re: arl16

                          You need the AC3 codec installed in order to be able that AC3 sound stream that you have in the video file.

                          Comment

                          • arl16
                            Junior Member
                            Junior Member
                            • Dec 2002
                            • 3

                            #14
                            Enchanter -

                            Sounds good - thanks for the reply.

                            Only question is, what is the best codec to download for this.
                            In searching around, the posts I saw indicated that the Nimo codec pack would work, but had adware/spyware in it.

                            Do you know of any other codec pacs without spyware that would work.

                            Again, thanks!

                            Comment

                            • Enchanter
                              Old member
                              • Feb 2002
                              • 5417

                              #15
                              Speaking from experience, neither Nimo nor Tsunami contain any spywares in them. I have heard of rumors that claim that Nimo contains spywares, but that does not seem true to me...

                              Comment

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