avidemux

Am Samstag 04 November 2006 13:45 schrieben Sie:
> > > J'ai fait des paquets de fricorder, dedans il y a des scripts qui
> > > permettent de recoder les fichiers. La s=E9quence qui marche bien est=
la
> > > suivante:
> > > 1) mencoder -oac lavc -ovc lavc -lavcopts \
> > > acodec=3Dac3:vcodec=3Dmpeg4:vbitrate=3D2000 -o out.mpg fichier.mpg
> > >
> > > soit recodage du flux freebox *avant* =E9dition par avidemux, sinon
> > > d=E9calage audio syst=E9matique chez moi.
> > >
> > > 2) Edition du fichier fichier.mpg par avidemux, sauvegarde au format
> > > avi sous le nom film.mpg (bien que =E7a soit format avi)
> > >
> > > 3) Lancement du script
> > > /usr/local/fricorder/encode1CD.sh fichier
> > >
> > > qui encode le film de telle mani=E8re =E0 ce qu'il tienne sur 1CD.
> > >
> > > Il y a plusieurs options =E0 ce script (recodage =E0 un bitrate diff=
=E9rents,
> > > etc).
> > >
> > > Fran=E7ois Boisson
> > >
> > > Paquet fricorder
> > > deb http://boisson.homeip.net/sarge/ ./
> > > deb http://boisson.homeip.net/amd64 sarge ./
> > > deb http://boisson.homeip.net/ubuntu [breezy ou dapper] ./
> >
> > Salut Fran=E7ois,
> >
> > j'ai test=E9 ta m=E9thode avec pls =E9missions de Free. Voici le r=E9su=
ltat,
> > d'abord la taille du fichier recod=E9 avec mencoder, ensuite apr=E8s en=
codage
> > avec ton script encode1CD.sh :
> >
> > 717 MO > 731 MO
> > 1,7 GO > 796 MO
> > 2 GO > 816 MO.

Salut Fran=E7ois,

j'ai fait un nouvel essai :

film.mpg fait 1,8 GO, film.avi 821 MO.

> Pas normal =E7a, j'ai toujours des tailles comprises entre 698M et 700M,
> jamais au dessus. Par ailleurs, c'est lisiuble sur toutes les platines
> de salons et les petits lecteurs DVD/Divx de voitures...
> Quelle version de mplayer?

# dpkg -l | grep mplayer
ii kmplayer 0.9.0+c-0.0 =20
ii mplayer-586 1.0-pre7cvs200=20

J'utilise Sarge sur AMD64.
>
> Je viens de voir toutes les tailles que j'ai obtenu, c'est vraiment
> curieux. V=E9rifies quand m=EAme ce point:
> Quand tu as fait
> $ encode1CD.sh toto
> Un r=E9pertoire toto.tmp est cr=E9e avec dedans un fichier BITRATE
> contenant le bitrate video retenu (=E0 partir de 850, c'est bien je
> trouve mais j'ai parfois encod=E9 valablement avec 750).=20

le bitrate est 751

> Puis tu as un=20
> fichier Son qui se termine par les bitrate conseill=E9 par mencoder pour
> atteindre la taille voulue.=20

A la fin du fichier, je trouve :

Recommended video bitrate for 650MB CD: 692
Recommended video bitrate for 700MB CD: 751
Recommended video bitrate for 800MB CD: 871
Recommended video bitrate for 2 x 650MB CD: 1467
Recommended video bitrate for 2 x 700MB CD: 1587
Recommended video bitrate for 2 x 800MB CD: 1825
Video stream: 0.800 kbit/s (100 B/s) size: 702956 bytes 7029.560 secs=
=20
175740 frames
Audio stream: 69.781 kbit/s (8722 B/s) size: 61316400 bytes 7029.552 s=
ecs

> V=E9rifie que tes vid=E9os sont bien encod=E9es=20
> avec ce bitrate (mplayer -v te donne le bitrate de la video lue).

Je trouve pas =E7a avec "mplayer -v film.avi", j'ai mis la sortie =E0 la fi=
n du=20
mel.

cordialement

Klaus


> Encore une fois, j'ai une pr=E9cision quasi parfaite dans la taille des
> fichiers avi que j'obtiens. Sinon, je te rassure c'est lisible sur
> tout lecteur de salon DIVX.
>
> donc il faudrait recoder les vid=E9os en MPEG1/2 pour pouvoir les lire sur
> ces appareils?
>
>
> Oui, il y a de grandes chances,
> ----------
> #!/bin/sh
> mencoder $1.avi -ovc lavc -oac lavc \
> -lavcopts acodec=3Dac3:vcodec=3Dmpeg2video:vbit rate=3D$2 \
> -vf zoom=3D720:576 -of mpeg -mpegopts format=3Ddvd -o $1.mpg
> ----------
> Permet d'encoder un fichier au format Mpeg/DVD.
> Usage:
> $ ./encodetoDVD.sh fichier 3500
> 2 remarques
> - un bitrate de 3500 est celui de la freebox en gros, un bitrate de
> 5000 est la qualit=E9 DVD
> - Les fichiers fournis par la freebox sont encod=E9s directement en mpeg2
> donc tu peux essayer de les r=E9cup=E9rer directement.
>
> Fran=E7ois Boisson


=2D------------------------------------------------------
MPlayer dev-CVS--3.3.5 (C) 2000-2005 MPlayer Team
CPU: Advanced Micro Devices Athlon 64/FX Sledgehammer,San Diego,Venice=20
(Family: 15, Stepping: 1)
Detected cache-line size is 64 bytes
CPUflags: MMX: 1 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 1 SSE2: 0
Compiled for x86 CPU with extensions: MMX SSE

CommandLine: '-v' 'film.avi'
init_freetype
get_path('font/font.desc') -> '/home/klaus/.mplayer/font/font.desc'
font: can't open file: /home/klaus/.mplayer/font/font.desc
font: can't open file: /usr/share/mplayer/font/font.desc
Using MMX Optimized OnScreenDisplay
Try adding "echo 1024 > /proc/sys/dev/rtc/max-user-freq" to your system=20
startup scripts.
Using nanosleep() timing
get_path('input.conf') -> '/home/klaus/.mplayer/input.conf'
Can't open input config file /home/klaus/.mplayer/input.conf: No such file =
or=20
directory
Parsing input config file /etc/mplayer/input.conf
Input config file /etc/mplayer/input.conf parsed: 59 binds
Opening joystick device /dev/input/js0
Setting up LIRC support...
get_path('film.avi.conf') -> '/home/klaus/.mplayer/film.avi.conf'
Playing film.avi.
[file] File size is 861549370 bytes
STREAM: [file] film.avi
STREAM: Description: File
STREAM: Author: Albeu
STREAM: Comment: based on the code from ??? (probably Arpi)
CACHE_PRE_INIT: 0 [0] 0 pre:0 eof:1040384 =20

AVI file format detected.
list_end=3D0x13A
=3D=3D=3D=3D=3D=3D=3D AVI Header =3D=3D=3D=3D=3D=3D=3D
us/frame: 40000 (fps=3D25.000)
max bytes/sec: 0
padding: 0
MainAVIHeader.dwFlags: (2320) HAS_INDEX IS_INTERLEAVED TRUST_CKTYPE
frames total: 175740 initial: 0
streams: 2
Suggested BufferSize: 0
Size: 640 x 496
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D
list_end=3D0xD4
=3D=3D> Found video stream: 0
=3D=3D=3D=3D=3D=3D STREAM Header =3D=3D=3D=3D=3D
Type: vids FCC: DIVX (58564944)
=46lags: 0
Priority: 0 Language: 0
InitialFrames: 0
Rate: 25/1 =3D 25.000
Start: 0 Len: 175740
Suggested BufferSize: 81048
Quality 0
Sample size: 0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D
found 'bih', 40 bytes of 40
=3D=3D=3D=3D=3D=3D=3D VIDEO Format =3D=3D=3D=3D=3D=3D
biSize 40
biWidth 640
biHeight 496
biPlanes 1
biBitCount 24
biCompression 1482049860=3D'DIVX'
biSizeImage 952320
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D
Regenerating keyframe table for MPEG4 video
list_end=3D0x13A
=3D=3D> Found audio stream: 1
=3D=3D=3D=3D=3D=3D STREAM Header =3D=3D=3D=3D=3D
Type: auds FCC: (2000)
=46lags: 0
Priority: 0 Language: 0
InitialFrames: 0
Rate: 28000/1 =3D 28000.000
Start: 0 Len: 196828800
Suggested BufferSize: 14000
Quality 0
Sample size: 1
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D
found 'wf', 18 bytes of 18
=3D=3D=3D=3D=3D=3D=3D WAVE Format =3D=3D=3D=3D=3D=3D=3D
=46ormat Tag: 8192 (0x2000)
Channels: 2
Samplerate: 48000
avg byte/sec: 28000
Block align: 1
bits/sample: 0
cbSize: 0
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D
list_end=3D0x166
hdr=3DSoftware size=3D24
Software : MEncoder dev-CVS--3.3.5
list_end=3D0x332BDCB2
=46ound movie at 0x100C - 0x332BDCB2
Reading INDEX block, 189800 chunks for 175740 frames (fpos=3D0x332bdcba)
AVI index offset: 0x1008 (movi=3D0x100C idx0=3D0x4 idx1=3D0x36BC)
Auto-selected AVI audio ID =3D 1
Auto-selected AVI video ID =3D 0
AVI: Searching for audio stream (id:1)
AVI video size=3D660073729 (175740) audio size=3D196828800 (196828800)
VIDEO: [DIVX] 640x496 24bpp 25.000 fps 751.2 kbps (91.7 kbyte/s)
[V] filefmt:3 fourcc:0x58564944 size:640x496 fps:25.00 ftime:=3D0.0400
Clip info:
Software: MEncoder dev-CVS--3.3.5
get_path('sub/') -> '/home/klaus/.mplayer/sub/'
get_path('default.sub') -> '/home/klaus/.mplayer/default.sub'
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
Opening audio decoder: [liba52] AC3 decoding with liba52
dec_audio: Allocating 3840 bytes for input buffer.
dec_audio: Allocating 6144 + 65536 =3D 71680 bytes for output buffer.
AC3: 2.0 (stereo) 48000 Hz 224.0 kbit/s
A52 flags before a52_frame: 0x2A
A52 flags after a52_frame: 0x2
AUDIO: 48000 Hz, 2 ch, s16le, 224.0 kbit/14.58% (ratio: 28000->192000)
Selected audio codec: [a52] afm: liba52 (AC3-liba52)
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
X11 opening display: :0
vo: X11 color mask: FFFFFF (R:FF0000 G:FF00 B:FF)
vo: X11 running at 1024x768 with depth 24 and 32 bpp (":0" =3D> local displ=
ay)
[x11] Detected wm supports NetWM.
[x11] Detected wm supports FULLSCREEN state.
[x11] Detected wm supports ABOVE state.
[x11] Detected wm supports BELOW state.
[x11] Detected wm supports STAYS_ON_TOP state.
[x11] Current fstype setting honours FULLSCREEN STAYS_ON_TOP ABOVE BELOW X=
=20
atoms
Disabling DPMS
DPMSDisable stat: 1
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
INFO: libavcodec init OK!
Selected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
Building audio filter chain for 48000Hz/2ch/s16le -> 0Hz/0ch/??...
[libaf] Adding filter dummy=20
[dummy] Was reinitialized: 48000Hz/2ch/s16le
[dummy] Was reinitialized: 48000Hz/2ch/s16le
alsa-init: requested format: 48000 Hz, 2 channels, 9
alsa-init: compiled for ALSA-1.0.8
alsa-init: setup for 1/2 channel(s)
alsa-init: 1 soundcard found, using: default
alsa-init: pcm opend in block-mode
alsa-init: chunksize set to 1024
alsa-init: fragcount=3D16
alsa-init: got buffersize=3D65536
alsa: 48000 Hz/2 channels/4 bpf/65536 bytes buffer/Signed 16 bit Little End=
ian
AO: [alsa] 48000Hz 2ch s16le (2 bytes per sample)
AO: Description: ALSA-0.9.x-1.x audio output
AO: Author: Alex Beregszaszi, Zsolt Barat <joy@streamminister.de>
AO: Comment: under developement
Building audio filter chain for 48000Hz/2ch/s16le -> 48000Hz/2ch/s16le...
[dummy] Was reinitialized: 48000Hz/2ch/s16le
[dummy] Was reinitialized: 48000Hz/2ch/s16le
Starting playback...
alsa-space: free space =3D 65536, prepared --
[ffmpeg] aspect_ratio: 1.290323
VDec: vo config request - 640 x 496 (preferred colorspace: Planar YV12)
Trying filter chain: vo
VDec: using Planar YV12 as output csp (no 0)
Movie-Aspect is 1.29:1 - prescaling to correct movie aspect.
VO Config (640x496->640x496,flags=3D0,'MPlayer',0x32315659)
VO: [x11] 640x496 =3D> 640x496 Planar YV12=20
VO: Description: X11 ( XImage/Shm )
VO: Author: Aaron Holtzman <aholtzma@ess.engr.uvic.ca>
Sharing memory.
SwScaler: using unscaled Planar YV12 -> BGRA special converter
*** [vo] Allocating (slices) mp_image_t, 640x496x12bpp YUV planar, 476160=20
bytes
get_path('subfont.ttf') -> '/home/klaus/.mplayer/subfont.ttf'
A: 0.3 V: 0.0 A-V: 0.341 ct: 0.000 1/ 1 ??% ??% ??,?% 1 0 95% =
=20
XXX initial v_pts=3D0.000 a_pos=3D14000 (0.500)=20
*** [vo] Allocating (slices) mp_image_t, 640x496x12bpp YUV planar, 476160=20
bytes
A: 0.4 V: 0.0 A-V: 0.326 ct: 0.004 2/ 2 ??% ??% ??,?% 2 0 93%=20