Top "Libavformat" questions

Libavformat (lavf) is a library for dealing with various media container formats.

How to publish selfmade stream with ffmpeg and c++ to rtmp server?

Have a nice day to you, people! I am writing an application for Windows that will capture the screen and …

ffmpeg h.264 rtmp libavcodec libavformat
keyframe is not a keyframe? AV_PKT_FLAG_KEY does not decode to AV_PICTURE_TYPE_I

After decoding a packet containing AV_PKT_FLAG_KEY in the flags, I was expecting to get I-frames, but instead …

ffmpeg libavcodec libav libavformat
How does FFMPEG copy work?

How can I implement the equivalent of this command: ffmpeg -i test.h264 -vcodec copy -hls_time 5 -hls_list_size 0 …

ffmpeg h.264 http-live-streaming libavformat
How can libavformat be used without using other libav libraries?

I would like a simple working example of using just libavformat to mux video. There are nice examples (doc/examples/…

video ffmpeg libavformat muxer
How to decode AAC using avcodec_decode_audio4?

I changed in my code avcodec_decode_audio3 to avcodec_decode_audio4 and added the frame handling. But now I …

ffmpeg libavcodec libav decoder libavformat
Decode MP3, then increase the audio volume, and then encode the new audio

I want to first decode a MP3 audio file, and then increase the volume of the audio, and then encode …

ffmpeg libavcodec libav libavformat
How can i mux H264 stream into MP4 file via libavformat

I want to realize an application that firstly decode a multi-media file(such as test.mp4 file, video codec id …

ffmpeg h.264 mp4 libavformat
FFMpeg copy streams without transcode

I'm trying to copy all streams from several files into one file without transcoding streams. Something you usually do with …

c ffmpeg libavcodec libavformat
FFMPEG to OpenGL Texture

I was here to ask, how can I convert an AVFrame to an opengl texture. Actually, I created a renderer …

c++ opengl ffmpeg libavformat