Gentoo Archives: gentoo-user

From: Luigi Pinna <mailing-gentoo@××××××××××××.com>
To: List Gentoo <gentoo-user@l.g.o>
Subject: [gentoo-user] ppmtoy4m and mpeg2enc don't convert
Date: Sun, 03 Sep 2006 16:38:05
Message-Id: 200609031832.02850.mailing-gentoo@sailorferris.com
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4 Hi!
5 I used a script (that I copied from a howto) to prepare dvd menus.
6 Since some months ago all worked perfeckly, but now, when I use the
7 script I read it:
8 Command in script:
9
10 ppmtoy4m -n 250 -F 25:1 -I t -A 59:54 -L temp.ppm>temp.y4m
11 mpeg2enc -f 8 -n p -o temp.m2v temp.y4m
12
13 Console:
14
15 jpegtopnm: WRITING PPM FILE
16 INFO: [ppmtoy4m] Command-line Parameters:
17 INFO: [ppmtoy4m] framerate: 25:1
18 INFO: [ppmtoy4m] pixel aspect ratio: 59:54
19 INFO: [ppmtoy4m] pixel packing: RGB
20 INFO: [ppmtoy4m] interlace: top-field-first
21 (interleaved PPM input)
22 INFO: [ppmtoy4m] starting frame: 0
23 INFO: [ppmtoy4m] # of frames: 250, or until input
24 exhausted
25 INFO: [ppmtoy4m] chroma subsampling: 4:4:4 (no subsampling)
26 INFO: [ppmtoy4m] Output Stream parameters:
27 INFO: [ppmtoy4m] frame size: 704x576 pixels (1216512 bytes)
28 INFO: [ppmtoy4m] chroma: 4:4:4 (no subsampling)
29 INFO: [ppmtoy4m] frame rate: 25/1 fps (~25.000000)
30 INFO: [ppmtoy4m] interlace: top-field-first
31 INFO: [ppmtoy4m] sample aspect ratio: 59:54
32 **ERROR: [ppmtoy4m] Input frame shortfall (only 1 converted).
33 INFO: [mpeg2enc] SETTING EXTENDED MMX for MOTION!
34 INFO: [mpeg2enc] SETTING SSE and MMX for TRANSFORM!
35 INFO: [mpeg2enc] SETTING EXTENDED MMX for PREDICTION!
36 **ERROR: [mpeg2enc] Could not read YUV4MPEG2 header: stream requires
37 unsupported features!
38
39 DVDStyler uses the same technique and it crashed when I try to prepare a
40 menu.
41 I used dvd-slideshow, that use different programs but it doesn't accept
42 widescreen resolution (it has no option to set the aspect ratio).
43 How can I find the problem?
44 Thanks a lot,
45 Luigi
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