ffmpeg -i input.mp4 -vcodec rawvideo -pix_fmt bgr24 output.avi
should be the one. but would
ffmpeg -i input.flv -vcodec rawvideo -pix_fmt bgr24 output.mp4
give me a conversion from flv (the original format) to mp4 with just a
stream of pictures like we want?
On Thu, Apr 21, 2022 at 4:47 PM Michael <
bmike1@gmail.com> wrote:
> would this work?
> https://www.quora.com/How-can-you-decompress-a-video-file-in-FFmpeg
>
> On Thu, Apr 21, 2022 at 4:40 PM Bob Elzer via PLUG-discuss <
> plug-discuss@lists.phxlinux.org> wrote:
>
>> OK, the file you are trying to convert is already as small as it is going
>> to get. This from fileinfo.com: Before 2007, OGG files were used to
>> store various types of media, but since then the Xiph.Org Foundation
>> recommends that OGG files store only audio data. Now, you will most likely
>> encounter only OGG files that store audio data compressed with Vorbis
>> compression.
>>
>> Since the file is already compressed the reason for your stuttering is
>> that the player is trying to uncompress while playing and appears not to be
>> powerful enough to do it smoothly. I think what you should be doing is
>> uncompressing the file into its full uncompressed file size, then the video
>> player doesn't have to do the work any more. The actual uncompress work
>> would be done by ffmpeg which will probably take a long time. Changing the
>> scale might help, but trying to reconvert it to another format is just
>> going to make it bigger every time and probably still stutter.
>>
>> Since I've never tried to uncompress a video file, I don't know what the
>> settings would be. You have to do some googling to find that ffmpeg
>> uncompress video
>>
>> On Thu, Apr 21, 2022 at 11:56 AM Michael via PLUG-discuss <
>> plug-discuss@lists.phxlinux.org> wrote:
>>
>>> Okay.... these are the questions I will have concerning converting my
>>> flv to ogg while scaling the resolution.
>>> Is it as simple as stating:
>>> ffmpeg <in file>.flv -vf scale=-1:720 <out file>.ogg
>>> ?
>>> --
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>
>
> --
> :-)~MIKE~(-:
>
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