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Search took 0.00 seconds. Search: Posts Made By: kwag
Forum: Video Encoding and Conversion 07-16-2003, 04:06 PM
Replies: 25
Views: 2,546
Posted By kwag
I'll give transcode a try. I didn't really like...

I'll give transcode a try. I didn't really like the result of fmpeg :!:
Neither with the default matrix that is in the current CVS download ( which is derived from an old KVCD matrix, after looking...
Forum: Video Encoding and Conversion 07-15-2003, 04:20 PM
Replies: 25
Views: 2,546
Posted By kwag
I use Windoze to play, and real OSs (FreeBSD,...

I use Windoze to play, and real OSs (FreeBSD, NetBSD, OS X) to work ;)
Run :arrow: ./ffmpeg | grep gop
And you'll see the command line argument for GOP.
If ffmpeg is in your path, then run...
Forum: Video Encoding and Conversion 07-15-2003, 11:05 AM
Replies: 25
Views: 2,546
Posted By kwag
I'm going to put this on my schedule :) I have...

I'm going to put this on my schedule :)
I have ffmpeg and ffmpegX (graphical front end) on a PowerPC G4 running Mac OS X 10.2.
I just need to get the latest source and recompile it with the matrix....
Forum: Video Encoding and Conversion 07-13-2003, 11:15 AM
Replies: 25
Views: 2,546
Posted By kwag
Hi japie, Aren't your bitrates inverted...

Hi japie,

Aren't your bitrates inverted :cool:
max_bitrate = 64000.0
min_bitrate = 3000000.0 :?:

Also, remove the "cat" from the "cat intra.txt" ( we don't want to type that line ;) )
...
Forum: Video Encoding and Conversion 07-12-2003, 12:14 AM
Replies: 25
Views: 2,546
Posted By kwag
Yust found the next mailing about transcode: ...

Yust found the next mailing about transcode:
http://zebra.fh-weingarten.de/~maxi/html/transcode-devel/2003-01/msg00035.html
Where can I find the matrix for ksvcd?[/quote]
KVCD's matrix is patched...
Forum: Video Encoding and Conversion 07-10-2003, 11:24 PM
Replies: 25
Views: 2,546
Posted By kwag
You probably have to adjust the CQ or quality...

You probably have to adjust the CQ or quality settings. They will not be the same as with the standard MPEG matrix.

-kwag
Forum: Video Encoding and Conversion 07-10-2003, 03:27 PM
Replies: 25
Views: 2,546
Posted By kwag
Right there it is :arrow: "-g gop_size ...

Right there it is :arrow: "-g gop_size set the group of picture size" :)

So the parameter in the command line would be -g 24 :wink:

Edit: Do you have a Windows executable :?:

-kwag
Forum: Video Encoding and Conversion 07-10-2003, 02:30 PM
Replies: 25
Views: 2,546
Posted By kwag
Wow, not every linux user is a coder ;) But I...

Wow, not every linux user is a coder ;)
But I looked at the source and found mpeg12data.h with:

const int16_t ff_mpeg1_default_intra_matrix[64] = {
8, 16, 19, 22, 26, 27, 29, 34,
16, 16, 22,...
Forum: Video Encoding and Conversion 07-10-2003, 12:33 PM
Replies: 25
Views: 2,546
Posted By kwag
Hi japie, You need to recompile the encoders...

Hi japie,

You need to recompile the encoders with KVCD's Q. Matrix. I believe the GOP can be set in ffmpeg. Not sure about transcode.
Just get the source for ffmpeg and change the matrix :)
...
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