On Sunday 15 April 2007, Joe Friedrichsen wrote:
> On 4/15/07, Anne Wilson <[EMAIL PROTECTED]> wrote:
Maybe it's time to call in the mjpegtools team, so I'm cross-posting this.
> If you have ImageMagick installed, you can see how many colours are in
> your overlays with:
>
> $ identify -verbose highlight.png
>
> Look for something like:
>
> Colors: 2
> Histogram:
> 345516: ( 0, 0, 0,65535) freeze
> 84: (65535,65535, 0, 0) yellow
>
With the current versions of the pngs -
Colors: 2
Histogram:
413008: ( 0, 3, 0,255) #000300FF
1712: (197,221,226, 0) #C5DDE200
and
Colors: 2
Histogram:
1712: (106,117,124, 0) #6A757C00
413008: ( 0, 3, 0,255) #000300FF
It seems I had messed up the buttons last night, so I started afresh today.
> > I'm still not quite there.
> >
> > INFO: Locale=en_US.UTF-8
> > INFO: Converting filenames to UTF-8
> > INFO: PNG had 3 colors
> > INFO: PNG had 3 colors
> > INFO: Constructing blank img
> > ERR: Cannot pick button masks
> > ERR: Blank image, skipping line -1
> > WARN: Incorrect pack header
> > INFO: Skipped 2034 bytes of garbage
>
> I think things got a little worse. In an earlier email, spumux was
> able to add the buttons:
>
> INFO: Locale=en_US.UTF-8
> INFO: Converting filenames to UTF-8
> INFO: PNG had 2 colors
> INFO: PNG had 2 colors
> INFO: Constructing blank img
> INFO: Pickbuttongroups, success with 1 groups, useimg=1
> WARN: Incorrect pack header
> INFO: Skipped 2034 bytes of garbage
> ...
>
Now I'm back to
INFO: Locale=en_US.UTF-8
INFO: Converting filenames to UTF-8
INFO: PNG had 2 colors
INFO: PNG had 2 colors
INFO: Constructing blank img
INFO: Pickbuttongroups, success with 1 groups, useimg=1
WARN: Incorrect pack header
INFO: Skipped 2034 bytes of garbage
> I think the 'pack header' errors are coming from an slightly incorrect
> mpeg. You said your tool chain was:
>
> lav2yuv airport.avi | yuvscaler -O DVD | yuvdenoise | mpeg2enc -f 8 -I 1 -q
> 7 -o airport.m2v
>
> lav2wav airport.avi | mp2enc -v 2 -o airport.mp2
>
> mplex airport.m2v airport.mp2 -o Airport.mpg
>
> What does the first output of mpeg2enc (and mplex) say about your
> stream? The first 20-30 lines (before the frame-by-frame details)
> should tell you how it's treating the input. You may need to tweak a
> few options for yuvscaler, mpeg2enc, or mplex if airport.avi isn't
> quite right.
>
lav2yuv airport.avi | yuvscaler -O DVD | yuvdenoise | mpeg2enc -f 8 -I 1 -q
7 -o airport.m2v
INFO: [yuvscaler] yuvscaler 1.9.0 (15-02-2004) is a general scaling utility
for yuv frames
INFO: [yuvscaler] (C) 2001-2004 Xavier Biquard <[EMAIL PROTECTED]>,
yuvscaler -h for help, or man yuvscaler
INFO: [yuvdenoise] yuvdenoise version 1.9.0
INFO: [yuvdenoise] Using the following thresholds/settings:
INFO: [yuvdenoise] Gauss-Pre-Filter [Y,U,V] : [0,0,0]
INFO: [yuvdenoise] Median-Pre-Filter [Y,U,V] : [0,0,0]
INFO: [yuvdenoise] Temporal-Noise-Filter [Y,U,V] : [0,0,0]
INFO: [yuvdenoise] Median-Post-Filter [Y,U,V] : [0,0,0]
INFO: [yuvdenoise] Renoise [Y,U,V] : [0,0,0]
INFO: [yuvdenoise] HQ-Mode : off
INFO: [mpeg2enc] SETTING EXTENDED MMX for MOTION!
INFO: [mpeg2enc] SETTING SSE and MMX for TRANSFORM!
INFO: [mpeg2enc] SETTING EXTENDED MMX for PREDICTION!
INFO: [lav2yuv] chroma '422' recommended with this input
INFO: [lav2yuv] set default chroma '420jpeg'
INFO: [yuvscaler] DVD output format requested in PAL/SECAM norm
INFO: [yuvscaler] input: frame size: 720x576 pixels (622080 bytes)
INFO: [yuvscaler] input: chroma: 4:2:0 JPEG/MPEG-1 (interstitial)
INFO: [yuvscaler] input: frame rate: 25/1 fps (~25.000000)
INFO: [yuvscaler] input: interlace: top-field-first
INFO: [yuvscaler] input: sample aspect ratio: 1:1
INFO: [yuvscaler] from 720x576, take 720x576+0+0, INTERLACED_TOP_FIRST
INFO: [yuvscaler] scale to 720x576, 720x576 being displayed
INFO: [yuvscaler] Scaling uses the RESAMPLE algorithm,
INFO: [yuvscaler] frame rate: 25.000 fps
INFO: [yuvscaler] Scaling ratio for width is 1 to 1
INFO: [yuvscaler] and is 1 to 1 for height
INFO: [yuvscaler] Specific downscaling routing number 4
INFO: [yuvscaler] output: frame size: 720x576 pixels (622080 bytes)
INFO: [yuvscaler] output: chroma: 4:2:0 JPEG/MPEG-1 (interstitial)
INFO: [yuvscaler] output: frame rate: 25/1 fps (~25.000000)
INFO: [yuvscaler] output: interlace: top-field-first
INFO: [yuvscaler] output: sample aspect ratio: 1:1
INFO: [yuvdenoise] Y4M-Stream 720x576(4:2:0 JPEG/MPEG-1 (interstitial))
INFO: [yuvdenoise] Processing Mode : 4:2:0 interlaced
INFO: [yuvdenoise] Luma-Plane : 720x576 pixels
INFO: [yuvdenoise] Chroma-Plane : 360x288 pixels
INFO: [yuvdenoise] Buffers allocated.
INFO: [yuvdenoise] SETTING EXTENDED MMX for MOTION!
INFO: [yuvscaler] Frame number 0
Anne
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