Top "Video-processing" questions

Video processing deals mostly with filtering video frames.

Reading a video with openCV

I have a video engine2.avi that I want to read and show with openCV. Here's my code: #include <…

c++ opencv video-streaming directshow video-processing
Post processing in ffmpeg to move 'moov atom' in MP4 files (qt-faststart)

Is it possible to run ffmpeg from the command line which will either place the 'moov atom' metadata in the …

ffmpeg video-streaming video-processing mp4 video-conversion
Writing a video file using H.264 compression in OpenCV

How do I write a video using H.264 compression with the VideoWriter class in OpenCV? I basically want to get …

c++ opencv image-processing computer-vision video-processing
Change video resolution ffmpeg

I have videos with different resolution. I want that all of them will be in resolution of 480x320. I tried …

video ffmpeg video-processing
MOV to Mp4 video conversion iPhone programmatically

I am developing media server for Play station 3 in iPhone. I came to know that PS3 doesn't support .MOV file …

iphone ios video-processing
Fastest way to extract a specific frame from a video (PHP/ffmpeg/anything)

I have a web page, which (among other things) needs to extract a specific frame from a user-uploaded video. The …

php video ffmpeg mp4 video-processing
Vertically or horizontally stack (mosaic) several videos using ffmpeg?

I have two videos of the same exact length, and I would like to use ffmpeg to stack them into …

ffmpeg video-processing
How to Add Font size in subtitles in ffmpeg video filter

I'm using this command to crop,scale, and then add subtitles as overlay ffmpeg -i input.avi -vf "[in]crop=…

ffmpeg video-processing subtitle
How do I get a Video Thumbnail in .Net?

I'm looking to implement a function that retrieves a single frame from an input video, so I can use it …

c# .net video-processing