Conversão de Formatos Vídeos e extras: mudanças entre as edições

← Edição anterior

Edição atual tal como às 23h08min de 22 de julho de 2011

>> usando ffmpeg para converter arquivos de videos

$ ffmpeg -formats - para obter formatos suportados

mais usados:

mpeg2video mjpeg indeo3 theora dvvideo mpge1video
dvvideo DV video format
mjpeg MJPEG video
mpeg MPEG1 System format
mpeg1video MPEG video
mpeg2video MPEG2 video
rawvideo raw video format
theora Theora Video

sintaxes

- i arquivo nome do arquivo de entrada
- s tamanho tamanho do quadro (WxH, ex: 320x240)
- vcodec codec vide video codec
-sameq usar mesma qualidade do video original
-acodec codec audio codec
-an desabilite a conversar de áudio

mais informações em "man ffmpeg"

exemplos

um arquivo mov para o tamanho 320x240 com a mesma qualidade do original em no formato avi sem altera o som

$ ffmpeg -i acaodireta.mov -s 320x240 -sameq -vcodec mjpeg -an acaodireita-mjpeg.avi

arquivo (mp4,wmv,mov,mpg,ogg) para avi:

$ ffmpeg -i democratizacao.mpg -vcodec mjpeg democratizacao.avi

de avi para outros formatos

$ ffmpeg -i ocupacao.avi -vcodec dvvideo ocupacao.dv
$ ffmpeg -i ocupacao.avi -vcodec theora ocupacao.ogg
$ ffmpeg -i ocupacao.avi -vcodec mpeg2video ocupacao.mpg

projeto para dvd/vcd/pal-vcd/dv/svcd/ntsc-svcd

$ ffmpeg -i batemam.avi -target vcd batemam.mpg

ripando dvd com mencoder

com a saída no formato mpeg4

$ mencoder dvd:// -vf scale -zoom -xy 512 -o title2.avi -oac copy -ovc lavc -lavcopts vcodec=mpeg4

com a sáida no formato mpeg2

$ mencoder dvd:// -vf scale -zoom -xy 512 -o title2.avi -oac copy -ovc lavc -lavcopts vcodec=mpeg2video

$ mencoder -oac mp3lame -ovc lavc -lavcopts vcodec=mpeg4:vhq -o orappa.avi orappa.mov
$ mencoder -ovc lavc -lavcopts vcodec=mpeg2video -oac mp3lame clipegil.avi -o gclipe.avi
$ mencoder -ovc lavc -lavcopts vcodec=mpeg2video -oac copy clipegil.avi -o gclipe.avi/
$ mencoder -ovc copy -oac copy clipegil.avi -o gclipe.avi

transcode - de mov para dv com

$ transcode -i eita.mov -y dvraw -o eita.dv
$ transcode -i eita.avi -y mov -o eita.mov

Android Conversions

Device	Screen Resolution	Command
Nexus One	800×480	Input Video Size > 800×480 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -s 800x480 -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4` Input Video Size <= 800×480 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4`
Dream / G1	480×320	Input Video Size > 480×320 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -s 480x320 -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4` Input Video Size <= 480×320 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4`
Droid	854×480	Input Video Size > 854×480 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -s 854x480 -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4` Input Video Size <= 854×480 `ffmpeg -i INPUT -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 OUTPUT.mp4`
Magic / myTouch	480×320	same as G1
Eris / Desire	480×320	same as G1
Hero	480×320	same as G1
Cliq / DEXT	480×320	same as G1
Behold II	480×320	same as G1

Apple Format Conversions

Device	Screen Resolution	Command
iPhone / iPod Touch / iPod Nano / iPod Classic	320×480	`ffmpeg -i INPUT-acodec aac -ac 2 -ab 160k -s 480x320 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 OUTPUT`
iPhone 4 / iPod Touch 4	640×480	`ffmpeg -i INPUT-acodec aac -ac 2 -ab 160k -s 640x480 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 OUTPUT`
iPad	1024×768	`ffmpeg -i INPUT-acodec aac -ac 2 -ab 160k -s 1024x768 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 OUTPUT`
Apple Universal	1280×720	`ffmpeg -i INPUT-acodec aac -ac 2 -ab 160k -s 1080x720 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 OUTPUT`

PSP

Device	Screen Resolution	Command
PSP	320×480	`ffmpeg -i INPUT -s 320x240 -b 512000 -ar 24000 -ab 64000 -f psp -r 29.97 OUTPUT`

Output Formats

Format	Command
Theora	see http://github.com/8planes/mirovideoconverter/blob/master/MSWindows/Windows/ConversionFormats/TheoraVideoFormat.cs
MP4	`ffmpeg -i INPUT -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre slow -f mp4 -crf 22 OUTPUT`
MP3 (audio only)	`ffmpeg -i INPUT' -f mp3 -y OUTPUT`
WebM	`ffmpeg_static -y -i INPUT -f webm -vcodec libvpx_vp8 -acodec libvorbis -ab 160000 -crf 22 OUTPUT`

see TheoraTestMatrix

Current conversion Commands in Miro 3.5.1

Name	Executable	Extension	Parameters	Media Type
Android Devices	ffmpeg	mp4	`-i {input} -y -acodec aac -ab 160k -s {ssize} -vcodec libx264 -vpre slow -vpre iPod640 -b 1500k -f mp4 -threads 0 {output}`	video
Apple Devices	ffmpeg	mp4	`-i {input} -acodec aac -ab 160k -s {ssize} -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 {output}`	video
Playstation Portable (PSP)	ffmpeg	mp4	`-i {input} -s 320x240 -b 512000 -ar 24000 -ab 64000 -f psp -r 29.97 {output}`	video
MP4	ffmpeg	mp4	`-i {input} -acodec aac -ab 96k -vcodec libx264 -vpre slow -f mp4 -crf 22 {output}`	video
MP3	ffmpeg	mp3	`-i {input} -f mp3 -y {output}`	audio
Ogg Theora	ffmpeg2theora	ogv	`--videoquality 8 --audioquality 6 --frontend -o {output} {input}`	video
Ogg Vorbis	ffmpeg	ogg	`-i {input} -f ogg -vn -acodec vorbis -aq 60 {output}`	audio

Fonte: https://develop.participatoryculture.org/index.php/ConversionMatrix

@@ Linha 3: / Linha 3: @@
 $ ffmpeg -formats - para obter formatos suportados
-mais usados:
+'''mais usados:'''
 * mpeg2video mjpeg indeo3 theora dvvideo mpge1video
 * dvvideo DV video format
@@ Linha 13: / Linha 13: @@
 * theora Theora Video
-* sintaxes
+'''sintaxes'''
 * - i arquivo nome do arquivo de entrada
 * - s tamanho tamanho do quadro (WxH, ex: 320x240)
@@ Linha 23: / Linha 23: @@
 mais informações em "man ffmpeg"
-* exemplos
+'''exemplos'''
 um arquivo mov para o tamanho 320x240 com a mesma qualidade do original em no formato avi sem altera o som
@@ Linha 54: / Linha 54: @@
 transcode - de mov para dv com
   $ transcode -i eita.mov -y dvraw -o eita.dv
-  $ transconde -i eita.avi -y mov -o eita.mov
+  $ transcode -i eita.avi -y mov -o eita.mov
+=== Android Conversions ===
+{| class="wikitable collapsible" style="width:75%; margin:auto; vertical-align: text-top"
+! scope="col" width="18%"  | Device
+! scope="col" width="15%"  | Screen Resolution
+! scope="col" width="67%"  | Command
+|- valign="top"
+! scope="row" | Nexus One
+| align="center" | 800×480
+|
+;<span style="font-size: x-small">Input Video Size &gt; 800×480</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -s 800x480 -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 '''OUTPUT.mp4'''</code>
+;<span style="font-size: x-small">Input Video Size &lt;= 800×480</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow -f mp4 -threads 0 '''OUTPUT.mp4'''</code>
+|- valign="top"
+! scope="row" | Dream / G1
+| align="center" | 480×320
+|
+;<span style="font-size: x-small">Input Video Size &gt; 480×320</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -s 480x320 -vcodec libx264 -vpre iPod640 -vpre slow  -f mp4 -threads 0 '''OUTPUT.mp4'''</code>
+;<span style="font-size: x-small">Input Video Size &lt;= 480×320</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow  -f mp4 -threads 0 '''OUTPUT.mp4''' </code>
+|- valign="top"
+! scope="row" | Droid
+| align="center" | 854×480
+|
+;<span style="font-size: x-small">Input Video Size &gt; 854×480</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -s 854x480 -vcodec libx264 -vpre iPod640 -vpre slow  -f mp4 -threads 0 '''OUTPUT.mp4'''</code>
+;<span style="font-size: x-small">Input Video Size &lt;= 854×480</span>
+:<code>ffmpeg -i '''INPUT''' -y -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre iPod640 -vpre slow  -f mp4 -threads 0 '''OUTPUT.mp4'''</code>
+|-
+! scope="row" | Magic / myTouch
+| align="center" | 480×320
+| same as G1
+|-
+! scope="row" | Eris / Desire
+| align="center" | 480×320
+|  same as G1
+|-
+! scope="row" | Hero
+| align="center" | 480×320
+|  same as G1
+|-
+! scope="row" | Cliq / DEXT
+| align="center" | 480×320
+|  same as G1
+|-
+! scope="row" | Behold II
+| align="center" | 480×320
+|  same as G1
+|}
+=== Apple Format Conversions ===
+{| class="wikitable collapsible" style="width:75%; margin:auto"
+! scope="col"  width="18%" | Device
+! scope="col"  width="15%" | Screen Resolution
+! scope="col"  width="67%" | Command
+|-
+! scope="row" | iPhone / iPod Touch / iPod Nano / iPod Classic
+| align="center" | 320×480
+|  <code>ffmpeg -i '''INPUT'''-acodec aac -ac 2 -ab 160k -s 480x320 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 '''OUTPUT'''</code>
+|-
+! scope="row" | iPhone 4 / iPod Touch 4
+| align="center" | 640×480
+|  <code>ffmpeg -i '''INPUT'''-acodec aac -ac 2 -ab 160k -s 640x480 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 '''OUTPUT'''</code>
+|-
+! scope="row" | iPad
+| align="center" | 1024×768
+|  <code>ffmpeg -i '''INPUT'''-acodec aac -ac 2 -ab 160k -s 1024x768 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 '''OUTPUT'''</code>
+|-
+! scope="row" | Apple Universal
+| align="center" | 1280×720
+|  <code>ffmpeg -i '''INPUT'''-acodec aac -ac 2 -ab 160k -s 1080x720 -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 '''OUTPUT'''</code>
+|}
+=== PSP ===
+{| class="wikitable collapsible" style="width:75%; margin:auto"
+! scope="col"  width="18%" | Device
+! scope="col"  width="15%" | Screen Resolution
+! scope="col"  width="67%" | Command
+|-
+! scope="row" | PSP
+| align="center" | 320×480
+| <code>ffmpeg -i '''INPUT''' -s 320x240 -b 512000 -ar 24000 -ab 64000 -f psp -r 29.97   '''OUTPUT''' </code>
+|}
+=== Output Formats ===
+{| class="wikitable collapsible" style="width:75%; margin:auto"
+! scope="col" width="33%" | Format
+! scope="col" width="67%" | Command
+|-
+! scope="row" | Theora
+|    see <span style="font-size: xx-small">http://github.com/8planes/mirovideoconverter/blob/master/MSWindows/Windows/ConversionFormats/TheoraVideoFormat.cs</span>
+|-
+! scope="row" | MP4
+|  <code>ffmpeg -i '''INPUT''' -acodec aac -ac 2 -ab 160k -vcodec libx264 -vpre slow -f mp4 -crf 22 '''OUTPUT'''</code>
+|-
+! scope="row" | MP3 (audio only)
+|  <code>ffmpeg -i '''INPUT''' -f mp3 -y ''OUTPUT''' </code>
+|-
+! scope="row" | WebM
+|  <code>ffmpeg_static -y -i INPUT -f webm -vcodec libvpx_vp8 -acodec libvorbis -ab 160000 -crf 22 OUTPUT </code>
+|}
+see TheoraTestMatrix
+== Current conversion Commands in Miro 3.5.1 ==
+{| class="wikitable collapsible" style="width:75%; margin:auto"
+! scope="col" | Name
+! scope="col" | Executable
+! scope="col" | Extension
+! scope="col" | Parameters
+! scope="col" | Media Type
+|-
+! scope="row" | Android Devices
+| align="center" | ffmpeg
+| align="center" | mp4
+| <code>-i {input} -y -acodec aac -ab 160k -s {ssize} -vcodec libx264 -vpre slow -vpre iPod640 -b 1500k -f mp4 -threads 0 {output}</code>
+| align="center" | video
+|-
+! scope="row" | Apple Devices
+| align="center" | ffmpeg
+| align="center" | mp4
+| <code>-i {input} -acodec aac -ab 160k -s {ssize} -vcodec libx264 -vpre slow -vpre iPod640 -b 1200k -f mp4 -threads 0 {output}</code>
+| align="center" | video
+|-
+! scope="row" | Playstation Portable (PSP)
+| align="center" | ffmpeg
+| align="center" | mp4
+| <code>-i {input} -s 320x240 -b 512000 -ar 24000 -ab 64000 -f psp -r 29.97 {output}</code>
+| align="center" | video
+|-
+! scope="row" | MP4
+| align="center" | ffmpeg
+| align="center" | mp4
+| <code>-i {input} -acodec aac -ab 96k -vcodec libx264 -vpre slow -f mp4 -crf 22 {output}</code>
+| align="center" | video
+|-
+! scope="row" | MP3
+| align="center" | ffmpeg
+| align="center" | mp3
+| <code>-i {input} -f mp3 -y {output}</code>
+| align="center" | audio
+|-
+! scope="row" | Ogg Theora
+| align="center" | ffmpeg2theora
+| align="center" | ogv
+| <code>--videoquality 8 --audioquality 6 --frontend -o {output} {input}</code>
+| align="center" | video
+|-
+! scope="row" | Ogg Vorbis
+| align="center" | ffmpeg
+| align="center" | ogg
+| <code>-i {input} -f ogg -vn -acodec vorbis -aq 60 {output}</code>
+| align="center" | audio
+|}
+Fonte:
+https://develop.participatoryculture.org/index.php/ConversionMatrix
+[[Categoria:gnuzinho]]
+[[Categoria:Vídeo]]

Conversão de Formatos Vídeos e extras: mudanças entre as edições

Edição atual tal como às 23h08min de 22 de julho de 2011

Índice

Android Conversions

Apple Format Conversions

PSP

Output Formats

Current conversion Commands in Miro 3.5.1

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