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problem with huge lossless wma file

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  • moRRis

    • Apr 2005
    • 4

    problem with huge lossless wma file

    I downloaded a 3.7 GB lossless WMA file from a radio station's archive but am having problems with it. First, it plays only in Winamp (I use the old 2.8 version with the WMA plugin). It is completely seekable and sounds fine. The file is not protected by DRM or anything. But WMP says it is" corrupt or the Player does not support the format you are trying to play." No program I've tried to convert the file to WAV has worked. dBpowerAMP, Cooledit, wmal2pcm, some other downloaded programs. I can't get it to open in ASFTools, either. Anyone know what could be wrong?
  • ChristinaS
    dBpoweramp Guru

    • Apr 2004
    • 4097

    #2
    Re: problem with huge lossless wma file

    What version of Windows Media Player do you have? if indeed it it lossless .wma you should have the codecs to play it - at least in WMP9 and up.

    How in the world did you download over 3GB ? It must be about 24 hours of recording?

    Comment

    • moRRis

      • Apr 2005
      • 4

      #3
      Re: problem with huge lossless wma file

      The file is a 6-hour radio show. The only player that will recognize it as a playable file is Winamp. I have WMP 9.0 with latest updates. Since the file is playable, it must be salvageable. I need only a small portion of the huge file but don't want to run through the sound card and get an inferior recording.

      Comment

      • LtData
        dBpoweramp Guru

        • May 2004
        • 8288

        #4
        Re: problem with huge lossless wma file

        The problem, it looks like, is that when the 3GB lossless file is decompressed into a WAV before conversion, it tops the 4GB limit dMC has for files. This is probably the problem with every other program you try to convert with also.
        As to why it can't be played, that's a good question.

        Comment

        • adaywayne
          dBpoweramp Guru

          • Nov 2004
          • 383

          #5
          Re: problem with huge lossless wma file

          Originally posted by moRRis
          The file is a 6-hour radio show. The only player that will recognize it as a playable file is Winamp. I have WMP 9.0 with latest updates. Since the file is playable, it must be salvageable. I need only a small portion of the huge file but don't want to run through the sound card and get an inferior recording.
          Playing through your soundcard and re-recording in wave format is unlikely to degrade the sound to a degree that will be detectable.

          Comment

          • neilthecellist
            dBpoweramp Guru

            • Dec 2004
            • 1288

            #6
            Re: problem with huge lossless wma file

            Originally posted by LtData
            The problem, it looks like, is that when the 3GB lossless file is decompressed into a WAV before conversion, it tops the 4GB limit dMC has for files. This is probably the problem with every other program you try to convert with also.
            As to why it can't be played, that's a good question.
            (Neil bears in mind for life that dMC and other programs can't convert a >4 GB file)

            As for why it can't be played, have you tried another computer?

            Comment

            • LtData
              dBpoweramp Guru

              • May 2004
              • 8288

              #7
              Re: problem with huge lossless wma file

              Just so you known, the reason is that dMC and nearly all conversion programs are 32-bit programs that can address a maximum of 4GB of memory (RAM).
              Last edited by LtData; April 11, 2005, 12:56 AM.

              Comment

              • neilthecellist
                dBpoweramp Guru

                • Dec 2004
                • 1288

                #8
                Re: problem with huge lossless wma file

                ah ok. i see....what about linux though?

                Comment

                • LtData
                  dBpoweramp Guru

                  • May 2004
                  • 8288

                  #9
                  Re: problem with huge lossless wma file

                  The problem is the application themselves are 32-bit. Even with a 64-bit OS, the application cannot read more than 4GB of memory.

                  Comment

                  • ChristinaS
                    dBpoweramp Guru

                    • Apr 2004
                    • 4097

                    #10
                    Re: problem with huge lossless wma file

                    Originally posted by moRRis
                    The file is a 6-hour radio show. The only player that will recognize it as a playable file is Winamp. I have WMP 9.0 with latest updates. Since the file is playable, it must be salvageable. I need only a small portion of the huge file but don't want to run through the sound card and get an inferior recording.
                    Could the file be actually an uncompressed .wav file rather than lossless .wma? If it's only 6 hours long then there's something ultra strange there.


                    And I had indeed been mistaken in my calculations. If it were a lossless wma file, it would be more like 12 hours of recording in stereo, or 24 hours in mono. Since it is only 6 hours, then it appeaars to be uncompressed in any way.

                    1 minute in 16-bit, 2-channel stereo PCM wav = 10 MB
                    1 hour = 600MB
                    6 hours = 3.6GB - give or take a few megs.

                    Comment

                    • neilthecellist
                      dBpoweramp Guru

                      • Dec 2004
                      • 1288

                      #11
                      Re: problem with huge lossless wma file

                      this is very strange....how did the file get created in the first place?

                      Comment

                      • moRRis

                        • Apr 2005
                        • 4

                        #12
                        Re: problem with huge lossless wma file

                        Hello! I have tried renaming the file to .wav and even .pcm but it will not open in any program with these extensions. Very bizarre.

                        Comment

                        • neilthecellist
                          dBpoweramp Guru

                          • Dec 2004
                          • 1288

                          #13
                          Re: problem with huge lossless wma file

                          I remember a way on UNIX.....

                          Comment

                          • neilthecellist
                            dBpoweramp Guru

                            • Dec 2004
                            • 1288

                            #14
                            Re: problem with huge lossless wma file

                            o wait. There's a way on WIndows.

                            "When in doubt, Auxiliary Input it"

                            Comment

                            • ChristinaS
                              dBpoweramp Guru

                              • Apr 2004
                              • 4097

                              #15
                              Re: problem with huge lossless wma file

                              Originally posted by moRRis
                              Hello! I have tried renaming the file to .wav and even .pcm but it will not open in any program with these extensions. Very bizarre.
                              .pcm is not the extension associated with a PCM wav file.

                              What does Winamp say the file actually is? Do you get anything when you hover over its name in Windows Explorer for the pop-up information?

                              Comment

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