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Questions tagged [mlt]

MLT is an open source multimedia framework, designed and developed for television broadcasting. It provides a toolkit for broadcasters, video editors, media players, transcoders, web streamers and many more types of applications.

MLT is an open source multimedia framework, designed and developed for television broadcasting. It provides a toolkit for broadcasters, video editors, media players, transcoders, web streamers and many more types of applications.

The functionality of the system is provided via an assortment of ready to use tools, XML authoring components, and an extensible plug-in based API.

Source: http://www.mltframework.org

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Mlt Framework - 32 bit Windows build is not functional

I'm evaluating using the MLT framework to process and concatenate some videos. I would need to integrate it with a 32 bit C# application, and also apply some dynamic, custom overlay to the data based on C# data structures, so I was planning on…
james2048
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MLT Move video upper?

Had to make something like this, but i can't find way how to move video which is at middle a bit upper... melt in.mp4 -filter watermark:"title.jpg" composite.progressive=1 producer.align=centre composite.valign=top composite.halign=c -filter…
user2455079
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ffmpeg copy command in MLT Multimedia Framework

Regards, What is the equivalent of this ffmpeg command ffmpeg -i in.mp4 -c copy out.mp4 in MLT Multimedia Framework MLT? Thank very much!
Jmv Jmv
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MLT Framework. Insert zoomin text on video

Need to achieve effect something like that: put zoomingIn text on video background (black with some animation) between other videos. Demo: https://www.dropbox.com/s/ehqwkjgu5u5e9rp/4%20Cultivar%20Road%20Brampton%2C%20Jessi%20Sandhu.mp4?dl=0 Trying…
user2455079
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MLT Framework. How to add text or image watermark on the center of video and add zoomIn animation to it?

Tried this: -filter watermark:"welcome.jpg" in=0 out=320 composite.progressive=1 producer.align=centre composite.valign=middle composite.halign=center crop_to_fill=1…
user2455079
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Debian 8 Mlt 0.9.2-2 & Qt Creator 5

I'm using MLT Framework for a University project. I upgraded my computer to QtCreator5 and since, I can't launch any MLT project. When I launch this project https://github.com/mltframework/BuildOnMe created for Qt4, first I changed the all the…
ilias
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MLT filter to control audio volume

I want to attach audio to video in such a way that the music plays in background in a very low volume. What would be the ideal way to do it? I cannot get the volume filter working in this case. This is what I am trying melt 1.mp4 -filter volume…
Deepesh Naini
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Inconsistant rendering in mlt XML and C interface and 'hold' producer and avformat consumer

I am trying to create a short video that is just a single image. (I know its a bit silly, but its a test for something bigger). The code I have for rendering it is: #include #include #include int main() { …
Leif Andersen
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MLT messing up the orientation of video

MLT is automatically changing the orientation of a portrait video to landscape. Is there a way to prevent it?
Deepesh Naini
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How do I compile mlt to use ffmpeg?

ffmpeg compiles fine, and so does mlt. And melt works fine with color:green and the like, but cannot open .asf video files, however ffplay plays them fine. I've tried the following but mlt still won't play an asf file: ./configure --enable-gpl3…
Jesse Gordon
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How to Convert mlt xml file to a melt script

I have an mlt xml file and I want to convert it to a melt script.
Deepesh Naini
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MLT framework (melt) add music only to specified time in video

Need to add music to video only to some parts For example from 100frame to 500frame (4s - 20s) Overall task is to merge a lot of videos and add music only to some of them.
user2455079
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Video slideshow, blinking lines

I'm creating video slideshow melt -profile atsc_720p_25 67.jpg length=100 -filter crop center=1 -filter affine transition.geometry="0=0,0:100%x100%;100=-100,-100:115%x115%" -consumer avformat:out.mp4 vcodec=libx264 vb=3000k And i have blinking…
user2455079
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MTL framework. Create slideshow both with images and videos

Need to create images slideshow like here: https://animeshnanda.wordpress.com/2010/12/14/how-to-make-a-slideshow-using-mlt-framework/ But i need also to add small videos between images. melt 10.MOV \ 11.MOV -mix 13 -mixer luma \ 12.JPG -mix 13…
user2455079
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MLT compile error on CentOS 6.7

Installing on CentOS 6.7 Make install getting this error: make[2]: Entering directory `/root/mlt/src/modules/avformat' cc -I../.. -DARCH_X86_64 -Wall -DPIC -O2 -pipe -fno-tree-dominator-opts -fno-tree-pre -ffast-math -DUSE_MMX -DUSE_SSE…
user2455079
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