[FFmpeg-user] Convert a series of SGI images to video

[Paul B Mahol]

On 3/1/13, Werner Robitza <werner.robitza at gmail.com> wrote:
>>
>> Since you are not the first one who tries this:
>> Why do you think this should work? (It does not.)
>>
>
> The question is, why shouldn't it?
> cat *.jpg | ffmpeg -f image2pipe -c:v mjpeg -i - works as far as I know,
> and is used here as well:
> https://ffmpeg.org/trac/ffmpeg/wiki/Create%20a%20video%20slideshow%20from%20images

That works for jpeg, png, bmp, ppm, pgm, pbm, pam but can not for sgi
as there is no
sgi parser.

>
>
>> Is this documented somewhere?
>>
>
> No, in fact image2pipe isn't officially documented anywhere in FFmpeg.
> (Note to self: Create a ticket for that.)
> So maybe I'm missing something about how the image2pipe demuxer works.
>
>
>> Please use ffmpeg -start_number 3556 -i 0%4d.sgi
>> for 1_CrowdRun_1080i25_CgrLevels_SINC_FILTER_SVTdec05_
>>
>
> This works perfectly, thanks.
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