libavcodec seems to have 3 ways to specify parameters for a codec: Certain members of the AVCodecContext struct values in an AVDictionary passed ...

here's my code to render the image in FFmpeg format, I am able to render the images but after some time due to memory leakage I got an error, QImage: ...

I'm new to FFMPEG and trying to use it to do some screen capture to a video file, but after a lot of online searching I am stumped as to what I'm doin ...

I am having trouble decoding a HEVC encoded video with avcodec. Modifying one line of the source allows for decoding mpeg1 which is not what I need. ...

I'm struggling with adding a number to a AVFame/AVPacket before I encode it and retrieve the number back when I decode it. My original question was he ...

I'm implementing a pipeline where I receive inbound RTP packets in memory but I'm having trouble figuring out how to set up libavformat to handle/unwr ...

I have this movie that is in 4:3 ratio. The properties clearly say 1920x1440, however, what's puzzling me is the Video codec below. The actual played ...

I'm trying to use the FFmpeg libraries to process video files, and I need to get the video's fps. I'm loading mp4 h264 videos with constant fps. My c ...

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I am trying to write a program to generate frames to be encoded via ffmpeg/libav into an mp4 file with a single h264 stream. I found these two example ...

ffprobe -show_streams input.mp4 https://en.wikipedia.org/wiki/Advanced_Video_Coding ...

I have the following code to transcode video which is closely related to the FFMPEG transcoding example. However it produced broken video as shown: ...

I have been playing around with the libAV* family of libraries, that comes along with FFMPEG and I am learning how to implement things like encoding, ...

I'm trying to drop some parts of video in my app using libav, for example in a video that has 00:08:00 length, I try to drop frames 100-250 and 400-50 ...

I had done after that i am getting this error while compiling project: ffmpeg/libavcodec/libx264.c:948: undefined reference to `x264_encoder_op ...

I have a project that correctly opens a .mp4, extracts video frames, modifies them, and dumps the modified frames to an output .mp4. Everything works ...

I'm building a library to record X11 windows. In order to keep a steady frame rate, I measure the elapsed time between frames and wait as needed. It w ...

I want to change gop dynamic to adapt to player. Smaller gop help for reduce first screen cost; Big gop help to reduce bitrate to save bandwidth. I f ...

As it stands, my project correctly uses libavcodec to decode a video, where each frame is manipulated (it doesn't matter how) and output to a new vide ...

According to the documentation here, Libav provides the "infrastructure" for multithreaded decoding. But the docs are vague and confusing regarding ho ...