Re: flv to ogg

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Author: Michael via PLUG-discuss
Date:  
To: PLUG
CC: Michael
Subject: Re: flv to ogg
I spoke too soon.... It seems it filled the root partition and didn't put
it in /home but it created /home/michael/Desktop/darktable
training/2022-04-02 darktabletraining.mov in /home. How can I tell if /home
is on my partition

On Fri, Apr 22, 2022 at 2:56 PM Michael <> wrote:

> I got a problem. It says I ran out of room but df says I am not out of
> room:
>
> michael@michael-desktop:~/Desktop/darktable training$ ffmpeg -i
> '2022-04-02 darktabletraining.flv' -vcodec rawvideo -pix_fmt bgr24
> '2022-04-02 darktabletraining.mov'
> <cut>
> frame=54250 fps= 41 q=-0.0 size=146503168kB time=00:30:08.36
> bitrate=663668.8kbiframe=54263 fps= 41 q=-0.0 size=146538240kB
> time=00:30:08.78 bitrate=663671.1kbiframe=54300 fps= 41 q=-0.0
> size=146638336kB time=00:30:10.02
> bitrate=663670.5kbiav_interleaved_write_frame(): No space left on device
> <----
> Error writing trailer of 2022-04-02 darktabletraining.mov: No space left
> on device
> frame=54308 fps= 41 q=-0.0 Lsize=146659072kB time=00:30:10.30
> bitrate=663662.6kbits/s speed=1.36x
> video:146631600kB audio:28381kB subtitle:0kB other streams:0kB global
> headers:0kB muxing overhead: unknown
> [aac @ 0x55cb437537c0] Qavg: 244.916
> Conversion failed!
> michael@michael-desktop:~/Desktop/darktable training$ sudo df
> [sudo] password for michael:
> Filesystem     1K-blocks      Used Available Use% Mounted on
> udev             3844344         0   3844344   0% /dev
> tmpfs             778220      1496    776724   1% /run
> /dev/sda1       29168644  16265428  11398404  59% /
> tmpfs            3891100         0   3891100   0% /dev/shm
> tmpfs               5120         4      5116   1% /run/lock
> tmpfs            3891100         0   3891100   0% /sys/fs/cgroup
> /dev/sda5      200397080 190147672        92 100% /home
> tmpfs             778220        24    778196   1% /run/user/1000
> michael@michael-desktop:~/Desktop/darktable training$ ffmpeg -i
> '2022-04-02 darktabletraining.flv' -vcodec rawvideo -pix_fmt bgr24
> '2022-04-02 darktabletraining.mov'

>
>
>
> On Fri, Apr 22, 2022 at 2:18 PM Michael <> wrote:
>
>> I get it, the .flv file is already small so don't convert it to mp4. What
>> do you recommend? I already tried to not convert it but the terminal
>> complained about the raw video option not being able to play with that file
>> format. Hmmmmm..... I suppose mov would work. No?
>>
>> On Thu, Apr 21, 2022 at 9:37 PM Snyder, Alexander J <
>> > wrote:
>>
>>> No. The "mp" in "mp4" stands for Moving Picture Experts Group (MPEG),
>>> which implies MPEG compression (*MPEG-4 Part 14*, specifically).
>>>
>>> Compression here is the opposite of what you're trying to achieve.
>>>
>>> Thanks,
>>> Alexander
>>>
>>> Sent from my Samsung Galaxy S22+
>>>
>>> On Thu, Apr 21, 2022, 15:06 Michael via PLUG-discuss <
>>> > wrote:
>>>
>>>> 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 <> 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 <
>>>>> > 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 <
>>>>>> > 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
>>>>>>> ?
>>>>>>> --
>>>>>>> :-)~MIKE~(-:
>>>>>>> ---------------------------------------------------
>>>>>>> PLUG-discuss mailing list -
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>>>>>>
>>>>>> ---------------------------------------------------
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>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> :-)~MIKE~(-:
>>>>>
>>>>
>>>>
>>>> --
>>>> :-)~MIKE~(-:
>>>> ---------------------------------------------------
>>>> PLUG-discuss mailing list -
>>>> To subscribe, unsubscribe, or to change your mail settings:
>>>> https://lists.phxlinux.org/mailman/listinfo/plug-discuss
>>>
>>>
>>
>> --
>> :-)~MIKE~(-:
>>
>
>
> --
> :-)~MIKE~(-:
>



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