little avi big mpeg

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  • sandra27
    Junior Member
    Junior Member
    • Feb 2003
    • 3

    little avi big mpeg

    hi !

    i have tried to use the smartripper to convert avi file to vcd or svcd
    that i can watch it on my dvd player ..

    when i did it the file that came out is 3400 mb from 700 mb in avi
    its to big ... what can i do to make it 1 gb or less..
    because i dont want to split the file to 12 disks ... ?
    if i change the bitrate it will damege the file ? and how much..

    plesae help me /...
    sandra
  • GalFisk
    Junior Member
    Junior Member
    • Feb 2003
    • 13

    #2
    Um.. it'll go on 5 CDs by my calculations..
    Anyway, if you want a smaller file, you can turn down the bitrate. But then you'll get an uglier result as well. MPEG1/2 simply doesn't compress as much as DivX, so you'll have to use some CDs to get a good result anyway.
    I haven't done any DivX->(S)VCD conversions myself (for the above reasons), maybe someone experienced in this field has a few more tricks you can try.

    Comment

    • setarip
      Retired
      • Dec 2001
      • 24955

      #3
      If I understand your post correctly, you already have a 700Mb .AVI file. If so, try the following:

      To create a VCD:

      1) Load .AVI file into TMPGEnc
      2) Set to "System Video and Audio" (lower right side)
      3) Click on "Setting" radio button
      4) Click on "System" tab, change mode to "MPEG1-VideoCD" (from default of "MPEG1")
      5) Click on "Advanced" tab, change "Video arrange method" to "Center (Custom Size"), change dimensions to 352x288 or 352x240
      6) Change "Source aspect ratio" to either "4:3 525 line (NTSC 704x480)", "4:3 525 line (NTSC)", or "16:9 525 line (NTSC)" - If you're in the PAL world choose either of the two similar PAL settings instead
      7) Under the "Video" tab, change the dimensions to 352x288 or 352x240 (Note: "Video" tab mode of "MPEG1" is okay) - set "Motion Search Precision" to "Normal Quality". Change the "Aspect Ratio" to match, as closely as possible, the "Source Aspect Ratio" you set under the "Advanced" tab.
      8) Change "Rate Control Mode" to "Automatic VBR (CQ_VBR)"
      9) Under the "Audio" tab, set to 44,100 224Kbps
      10) Press "Start"

      (Or, instead of the steps 1)-10) above, you could attempt to use TMPGEnc's VCD "wizard"/template)

      Note that if your video runs longer than 70-80 minutes, you'll have to subsequently split your VCD-MPG file in two. This too can be easily and precisely accomplished using TMPGEnc. Under the "Files" dropdown menu, click on "MPEG Tools" and select the "Merge & Cut" tab. Once again, make sure to change the mode to "MPEG1-Video CD". Load your file and enter a new (.MPG) name in the "Output file" box. Then doubleclick on the ORIGINAL file's name in the window, which will bring you to the cutting area. Select your desired start and end points for the first half, click on "Okay" which will bring you back to the first window and generate (in a sequence of three automated steps) the first new file. To create the second new file, repeat the steps starting with "Then doubleclick on the ORIGINAL..." (be extra patient with the second half, as the program has to do more seeking to establish the beginning of the new file).

      Use a burning program, such as NERO to burn your CD-R or R/W CD as a VCD (DON'T ask NERO to format the file as a VCD, since you've already accomplished this!).

      Let us know of your success ;>}

      Comment

      • sandra27
        Junior Member
        Junior Member
        • Feb 2003
        • 3

        #4
        no sound

        tnank u for your help , it was great for me i learned much.
        it turned up to be a file size 1,2 gb that is ok for me i guess

        the problem is that when i tried to see the movie on my mediaplayer it turned out to be without SOUND ......


        what sould i do ????
        yours sandra.

        Comment

        • davexnet
          Junior Member
          Junior Member
          • Feb 2003
          • 35

          #5
          The biggest file in MB that you can use for vcd or svcd is
          about 790MB for an 80min blank.
          mpeg1(vcd) is a fixed bitrate, which works out to be
          approximately 1 min of the avi = 10mb of the mpg(vcd)
          There really isn't any relationship between the MB of your
          AVI and the MB of the vcd when using mpeg 1.

          SVCD can be constant or variable bitrate, so a bit rate
          calculator is handy.

          Comment

          • setarip
            Retired
            • Dec 2001
            • 24955

            #6
            To sandra27

            1) Load the .AVI file into VirtualDub or NanDub

            2) From the "File" dropdown menu, select "File Information"

            3) Post (here) EVERYTHING you see (both video and audio information), or post a screen capture .jpg of the information box


            The audiostream is probably in either .AC3 format or Variable Bitrate MPEG Layer 3 (VBR .MP3).

            If it proves to be .AC3:

            In TMPGEnc, under the "Environmental Settings" "VFAPI plugin" tab rightclick on the "Direct Show Multimedia Reader" and increase to the highest priority. This will enable TMPGEnc to accept a properly encoded .AVI with .AC3 audio for input...


            If it proves to be VBR:

            Converting .AVIs with VBR-MP3 Audio

            Simply use NanDub to save the audio stream as an Uncompressed PCM (WAV) file as follows:
            Load your original .AVI into NanDub
            Set "Video" to "Direct Stream Copy"
            Set "Audio" to "Full Processing Mode"
            From the "Audio" dropdown menu, select "Compression" - and choose "Uncompressed PCM (.WAV)"
            From the "File" dropdown menu, select "Save WAV" (Enter a new filename with a ".WAV" extender).Click on "OK"
            Then set "Video" to "Direct Stream Copying"
            Then save the .AVI as a silent .AVI (set "Audio" to "No audio" after you've saved the WAV file).
            Open TMPGEnc and "drag and drop" the silent .AVI onto it, then do the same with the .WAV file

            Comment

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