[Interest] Video file generation from Qt application, other than FFmpeg

[rpzrpzrpz at gmail.com]

Why don't you look into VP8 or VP9 from google, open source free..?

FFmpeg is maybe less quality codec.

md

On 1/22/2016 2:23 PM, Mike Chinander wrote:
> I'm not a lawyer, but as long as you follow all the items in the 
> "License Compliance Checklist" on that page, you can use the FFmpeg 
> library in commercial software since you would be complying to their 
> LGPLv2.1 license. That 'Note that...' sentence says there is no 
> separate commercial license that can be obtained for using FFmpeg 
> under different terms, it doesn't say that it can't be used in 
> commercial applications.
>
> On Fri, Jan 22, 2016 at 2:14 PM, Phil Weinstein <philw at indra.com 
> <mailto:philw at indra.com>> wrote:
>
>     Samuel, thanks for your response.
>
>     It looks like *FFmpeg* is really NOT an option for *commercial
>     applications* -- See for example:
>     https://www.ffmpeg.org/legal.html (see especially the "Note that
>     FFmpeg ..." sentence and the last two paragraphs on the page).
>
>     I see that *OpenCV* ... http://opencv.org/ ... states that it's
>     "free for both academic and commercial use", but there seem to be
>     issues with this, e.g. as raised on this thread: "OpenCV Free for
>     Commercial use" ...
>     http://answers.opencv.org/question/73877/opencv-free-for-commercial-use/
>
>
>     We really need to be squeaky clean on licensing. So we may be
>     willing to pay a reasonable fee for the ability to *generate
>     (create) video FILES* given a sequence of QImages or QPixmaps. (Or
>     at least with the possibility of getting frame image DATA from
>     either of those Qt classes into the thing).
>
>     Can anyone point me to authoritative information delineating why
>     /and how/ these things CAN be used in commercial applications?
>
>     - Phil
>
>
>
>     On 1/21/2016 1:46 PM, Samuel Gaist wrote:
>>     On 21 janv. 2016, at 21:15, Phil Weinstein<philw at indra.com> <mailto:philw at indra.com>  wrote:
>>
>>>     We will not be able to use the FFmpeg library for video generation from our Qt application. Are there any other tools/products usable with Qt which can do basic generation of video files, given a sequence of QImages or QPixmaps? We don't need audio with the video.
>>>
>>>     (Sorry for the repost. My original message went deep into a completely unrelated thread).
>>     Hi,
>>
>>     Out of curiosity, why can't you use ffmpeg ?
>>
>>     There's VLClib that you can use but it's also ffmpeg based so it could be problematic.
>>
>>     OpenCV can also create video files.
>>
>>     Hope it helps
>>     Samuel
>>
>
>
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