[Gllug] 3gp players/encoders for nix

[Adrian McMenamin]

On Sun, 2006-08-20 at 17:31 +0100, damion.yates at gmail.com wrote:

> I happened to have a .flv file nabbed from youtube which I converted
> to .3gp recently, these are my ffmpeg outputs:
> 
> Input #0, flv, from 'ichiban.flv':
>   Duration: N/A, bitrate: N/A
>   Stream #0.0: Audio: mp3, 22050 Hz, mono
>   Stream #0.1: Video: flv, yuv420p, 320x240, 1000.00 fps
> Output #0, 3gp, to 'blah.3gp':
>   Stream #0.0: Video: h263, yuv420p, 128x96, 15.00 fps, q=2-31, 25kb/s
>   Stream #0.1: Audio: amr_nb, 8000 Hz, mono, 6 kb/s
> 
Funnily enough ffmpeg wouldn't let me transcode the audio to mp3, but
this seemed to work the best...



adrian at bossclass:~$ ffmpeg -i aine.3gp  -acodec pcm_s16le -ar 11025
aine.flv
FFmpeg version SVN-r6029, Copyright (c) 2000-2004 Fabrice Bellard
  configuration:  --enable-gpl --enable-libogg --enable-vorbis
--enable-faadbin --enable-a52 --enable-pp --enable-amr_nb
  libavutil version: 49.0.0
  libavcodec version: 51.11.0
  libavformat version: 50.5.0
  built on Aug 20 2006 11:29:13, gcc: 4.0.3 (Ubuntu 4.0.3-1ubuntu5)

Seems that stream 0 comes from film source: 250.00 (1000/4) -> 9.58
(115/12)
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'aine.3gp':
  Duration: 00:00:08.2, start: 0.000000, bitrate: 75 kb/s
  Stream #0.0(jpn): Video: h263, yuv420p, 176x144,  9.58 fps(r)
  Stream #0.1(jpn): Audio: amr_nb, 8000 Hz, mono
File 'aine.flv' already exists. Overwrite ? [y/N] y
Output #0, flv, to 'aine.flv':
  Stream #0.0: Video: flv, yuv420p, 176x144, q=2-31, 200 kb/s,  9.58
fps(c)
  Stream #0.1: Audio: pcm_s16le, 11025 Hz, mono, 176 kb/s
Stream mapping:
  Stream #0.0 -> #0.0
  Stream #0.1 -> #0.1
Press [q] to stop encoding
frame=   75 q=2.0 Lsize=     412kB time=7.8 bitrate= 430.8kbits/s
video:217kB audio:177kB global headers:0kB muxing overhead 4.605841%



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