[FFmpeg-user] Need help with converting a h.264 3gp file to h.263 3gp
Michael Bradshaw
mbradshaw at sorensonmedia.com
Fri Jul 20 23:04:15 CEST 2012
On Fri, Jul 20, 2012 at 1:09 PM, Mani Goswami <mani.goswami at gmail.com> wrote:
>[...]
> Also, if I try picking any of the one size recommended, I get to see
> following error:
>
> [manig at littlefamous-dr movies]$ sudo ffmpeg -i
> video_9BtjFG12DsMs1dtY.rSjshKA7AUtRJKTp6dbFubOxk92gcYmcNEeSf1ZV2EPZehAg.tuopOx_wI-_0.3gp
> -b:v 64k -vcodec h263 -acodec aac -s 128x96 -strict experimental
> newgph263.3gp
> ffmpeg version N-42690-gb34ce5a Copyright (c) 2000-2012 the FFmpeg
> developers
> built on Jul 20 2012 16:34:40 with gcc 4.1.2 (GCC) 20070626 (Red Hat
> 4.1.2-14)
> configuration:
> libavutil 51. 65.100 / 51. 65.100
> libavcodec 54. 42.100 / 54. 42.100
> libavformat 54. 17.101 / 54. 17.101
> libavdevice 54. 1.100 / 54. 1.100
> libavfilter 3. 2.100 / 3. 2.100
> libswscale 2. 1.100 / 2. 1.100
> libswresample 0. 15.100 / 0. 15.100
> Input #0, mov,mp4,m4a,3gp,3g2,mj2, from
> 'video_9BtjFG12DsMs1dtY.rSjshKA7AUtRJKTp6dbFubOxk92gcYmcNEeSf1ZV2EPZehAg.tuopOx_wI-_0.3gp':
> Metadata:
> major_brand : 3gp5
> minor_version : 0
> compatible_brands: 3gp53gp4mp41mp42isom
> creation_time : 1942-05-31 01:31:41
> Duration: 00:01:10.33, start: 0.000000, bitrate: 88 kb/s
> Stream #0:0(eng): Audio: aac (mp4a / 0x6134706D), 16000 Hz, mono, s16,
> 15 kb/s
> Metadata:
> creation_time : 1942-05-31 01:31:41
> handler_name : Apple Sound Media Handler
> Stream #0:1(eng): Video: mpeg4 (Simple Profile) (mp4v / 0x7634706D),
> yuv420p, 240x302 [SAR 1:1 DAR 120:151], 65 kb/s, SAR 12:11 DAR 1440:1661,
> 10 fps, 10 tbr, 10 tbn, 1k tbc
> Metadata:
> creation_time : 1942-05-31 01:31:41
> handler_name : Apple Video Media Handler
> Stream #0:2(und): Data: none (rtp / 0x20707472)
> Metadata:
> creation_time : 1942-05-30 00:34:36
> handler_name : GPAC ISO Hint Handler
> Stream #0:3(und): Data: none (rtp / 0x20707472)
> Metadata:
> creation_time : 1942-05-30 00:34:36
> handler_name : GPAC ISO Hint Handler
> File 'newgph263.3gp' already exists. Overwrite ? [y/N] y
> Invalid pixel aspect ratio 1080/1661, limit is 255/255 reducing
> [aac @ 0xa7e3f20] Too many bits per frame requested
Looks like aac is complaining you're requesting too high of a bitrate.
Also, please refrain from top posting.
--Michael
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