[FFmpeg-user] Different audio lengths when converting nellymoser to WAV

[dE .]

On 03/17/12 23:37, Eli Greenberg wrote:
> Question for all you smart people. I'm trying to use FFmpeg to convert 
> some nellymoser audio to a .wav file. However, when the .wav file is 
> produced it is a different length than the nellymoser audio. What 
> would cause this?
>
> Terminal output:
>   Duration: 01:03:50.37, start: 0.000000, bitrate: 483 kb/s
>     Stream #0:0: Video: h264 (Main), yuv420p, 1024x768 [SAR 1:1 DAR 
> 4:3], 15 tbr, 1k tbn, 30 tbc
>     Stream #0:1: Audio: nellymoser, 8000 Hz, mono, s16
> Output #0, wav, to 'test.wav':
>   Metadata:
>     encoder         : Lavf54.2.100
>     Stream #0:0: Audio: pcm_s16le ([1][0][0][0] / 0x0001), 8000 Hz, 
> mono, s16, 128 kb/s
> Stream mapping:
>   Stream #0:1 -> #0:0 (nellymoser -> pcm_s16le)
> Press [q] to stop, [?] for help
> Input stream #0:1 frame changed from rate:8000 fmt:s16 ch:1 to 
> rate:5512 fmt:s16 ch:1
> Input stream #0:1 frame changed from rate:5512 fmt:s16 ch:1 to 
> rate:8000 fmt:s16 ch:1
> size=   52040kB time=00:55:30.57 bitrate= 128.0kbits/s
> video:0kB audio:52040kB global headers:0kB muxing overhead 0.000086%
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Post ffprobe output of the input and output.