video-processing

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Parsing frame-by-frame from .mov using ffmpeg

I\'m trying to parse H.264 frames from a .mov file. I think I\'ve come to the conclusion that mov.c from AVFormat-part of FFMPEG is the way to go. But mov.c is ~2600 lines of next to uncommented code.[详细]

2023-03-28 08:07 分类：问答
People Counting System

I want to develop a \"People Counting System\" using OpenCV (or Emgu CV). Please guide me on how to implement or lead me to some examples or open source projects.[详细]

2023-03-27 05:31 分类：问答
Video Transitions with GStreamer & GNonLin not working

I\'ve been trying to combine 2 videos together with gstreamer with a short transition (like smpte) between them using gstreamer & gnonlin in python. However I can\'t get the gnloperation/smpte tra[详细]

2023-03-25 19:10 分类：问答
Looking for python video editing/processing capabilities that will work with Google App Engine

Does know any python video editing/processing libraries or frameworks that work with Google App Engine? I 开发者_如何转开发need to pro grammatically edit video files (adding a soundtrack, layering vid[详细]

2023-03-23 23:40 分类：问答
Recording a flv from an air window. Is it possible.

Is it possible to record and stream an air window to flv? I would like to be able to use multiple video inputs and use text and graphics. To create a video mixer, pictu开发者_运维知识库re in picture,[详细]

2023-03-23 18:28 分类：问答
How can I black out the first few frames of a video with AVISynth?

I tried this: black = BlankClip(length=10) video = AVISource(\"@source1\") overlay(video,black) But now the whole video is black, not only the first 10 fram开发者_StackOverflow社区es... What am I[详细]

2023-03-23 15:14 分类：问答
Looping a video with gstreamer and gst-launch?

I am able to play a video on the comman开发者_运维百科d line with gstreamer\'s gst-launch like this:[详细]

2023-03-23 14:33 分类：问答
Matlab: Writing avi file

I am having a problem when creating an avi file using Matlab. My aim is to use an edge filter on an entire video and save the file as an avi. The filter works fine, my problem is the writing of the av[详细]

2023-03-23 12:51 分类：问答
Texture Buffer for OpenGL Video Player

I am using OpenGL, Ffmpeg and SDL to play videos and am currently optimizing the process of getting frames, decoding them, converting them from YUV to RGB, uploading them to texture and displaying the[详细]

2023-03-22 11:47 分类：问答
Encoding parameters in videos for web (low in size) while keeping quality good enough?

I\'m trying to build a video sharing platform much like youtube. So far everything is going great, but i\'m having difficulties with my encoding parameters in ffmpeg. I\'m using a silverlight media pl[详细]

2023-03-22 09:36 分类：问答