when I see Audio Example in SDL2, I have some doubts about some of the code. The code is as follows: sdl_audio_example.c -sharpdefine MAX_AUDIO_FRAME_SIZE 192000 TODO: 1. TODO: 2. audio_chunkaudio_pos = out_buffer?? static Uint8 *audio_ch...
when I read the introduction to AVPacket in the FFmpeg document, I saw this sentence: For video, it should typically contain one compressed frame. For audio it may contain several compressed frames. for video, it contains one compressed frame; for au...
how to transcode from video to audio with pure JavaScript? (for example, mp4 to wav) PS: my goal is to grab the sound of the video from the web page into audio, and then recognize the text through platforms such as iFLYTEK. ...