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No More Dropped Frames, How - if possible
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Mouse124
  Posted: Dec 5 2002, 05:12 PM


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I have a big Hard Drive, but not a big enough CPU. So is there a way for me to Capture to DivX and instead of dropping frames slow down the compression (to free up CPU cycles) and store the dropped frames in a raw temp file on my big hard drive. When the show is done, I have a huge temp file and while I sleep my PC converts the Raw dropped frames to DivX and then deletes the temp file. Making a complete DivX video at a high resolution without dropping any frames. Is there anything out there that would do this.

Mouse124
 
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fccHandler
Posted: Dec 5 2002, 07:04 PM


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Not sure what you mean about "storing" dropped frames. The very definition of a dropped frame indicates that the system (for whatever reason) failed to store it when it was supposed to. You don't need to slow anything down; you need to speed everything up!

Sounds like what you really want to do is capture to an intermediate format like Huffyuv or MJPEG, then do the actual compression to DivX later. IMHO this is always the best way to go.

--------------------
May the FOURCC be with you...
 
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Mouse124
Posted: Dec 6 2002, 02:33 AM


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Is there any version of VirtualDub that can do this without my help. Job controll doesn't support using a capture file imediatly after capturing - I don't think.

Mouse124
 
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lavalyn
Posted: Dec 6 2002, 03:21 AM


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A dropped frame is lost. Always.

Capturing to an intermediary AVI format (that doesn't take as much iron) usually can result in no dropped frames. Disadvantage here of course is that disk load and use goes up.

Choose HuffYUV to capture. Use avisynth then to encapsulate the resulting files and job control against your script. You CAN write the avs to point to meaningless (or more likely, a temporary avi that will be overwritten at capture) material.
 
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