VCD or SVCD for quality

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  • gd_nimrod
    Moderator
    • Nov 2002
    • 1128

    VCD or SVCD for quality

    Ok, so i'm converting some avi's to vcd's, and i obviously notice the big disadvantage: QUALITY Now, the avi's that im convering are 400x304 quality, and NTSC vcd's have to be 352x240, hence the loss of quality. But i was just wonderng if i should rather convert those avi's to SVCD's ? IT seems that the 480x480 svcd would be a better solution since im looking for quality, although when i tested one out for the svcd, the quality was rather botchy and didnt want to fit full screen. Is there also a way to change the ratio of the svcd to, say, the ratio of a vcd; so that i CAN put it in full screen?

    Thanks in advance
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  • Batman
    Lord of Digital Video
    Lord of Digital Video
    • Jan 2002
    • 2317

    #2
    SVCD may not be benificial for such a resolution. VCD may be a better option.

    If standard complaince is not an issue, you can create xsvcd's or xvcd's.

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    • setarip
      Retired
      • Dec 2001
      • 24955

      #3
      "the avi's that im convering are 400x304 quality, and NTSC vcd's have to be 352x240, hence the loss of quality."

      1) The reduced visual quality on a television (which is where I presume you're viewing your VCDs) is NOT due to the conversion from 400x304 to 352x240, it is due to the relatively low resolution (400x304) of the original .AVI.

      2) Converting that same .AVI to a higher resolution SVCD (480x480) will result in a yet POORER quality television display. As those old adages go, you can't make a silk purse from a sow's ear and you can't make gold from lead. Increasing the resolution (without great effort of using multiple modifying filters that result in very little, if any, noticeable improvement) will only result in increased "blockiness".

      You'll find that you can have great success making VCDs if the original .AVI is 640x480 or higher...

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      • gd_nimrod
        Moderator
        • Nov 2002
        • 1128

        #4
        Thanks guys for the reply's
        How would i make xvcd's batman? And would my dvd player play them since it can play s/vcd or would i have to check the specifications of my player first? Also, what are the specs for xvcds and xsvcd's?

        Setarip, so youre saying that i should just make vcd's, theyll be better quality than making an svcd since its on a tv screen? Thx, i didnt know that But since you said that if i have a high-quality DivX, its good to convert THAT to svcd, well i also have a movie i wanted to convert (576x304) do you think it would be smart to convert it to svcd and get better quality there?

        And one more thing, as i asked before, for svcd mode, is it possible to change the ratio of the screen in TMPGenc when converting? Correct me if im wrong but i think the 480x480 svcd doesnt let me get it to full screen, i tried and the picture was sort of in the middle of the screen, with black bars on the side. Is it just an aspect ratio issue which i can change in the wizard for TMPGenc when choosing the file to convert?
        Thanks Again
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        • Batman
          Lord of Digital Video
          Lord of Digital Video
          • Jan 2002
          • 2317

          #5
          I would presume that if your avi file is or exceeds 480x480 resolution, you may achieve better quality with the SVCD file format.

          XSVCD's or XVCD's don't have many specifications----they are what you want them to be. In other words, you can select your video bitrate, and the resolution. Vcdhelp.com, should be able to tell you if your player supports x(s)vcd's or not. However, once again there is a great chance that your standalone dvd player will not support this format. You can change the Aspect Ratio in TMPGenc.

          Vcdhelp.com in general has some great information on (x)(s)vcd's. You may wish to check it out

          Will Montreal win the grey cup?

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          • gd_nimrod
            Moderator
            • Nov 2002
            • 1128

            #6
            Go Montreal

            HELL YA Montreal is gonna win By the way, which Gotham City are you in, what location, just curious since you know about the grey cup Anyway, thx for the info Well, im off going to watch the game
            Did you know you can SEARCH the forum? Fixes common problems too:
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            Also search on the whole Digital-Digest website:
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            • setarip
              Retired
              • Dec 2001
              • 24955

              #7
              What I said was,

              "You'll find that you can have great success making VCDs if the original .AVI is 640x480 or higher..."

              The same holds true for making SVCDs.

              If the resolution (horizontal, vertical, or both) of the .AVI is lower than 480x480, creating an SVCD will probably result in some visible blockiness or distortion...

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