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AnJoiner / FFmpegCommand

FFmpegCommand适用于Android的FFmpeg命令库，实现了对音视频相关的处理，能够快速的处理音视频，大概功能包括：音视频剪切，音视频转码，音视频解码原始数据，音视频编码，视频转图片或gif，视频添加水印，多画面拼接，音频混音，视频亮度和对比度，音频淡入和淡出效果等
https://juejin.cn/user/1046390797512814/posts
Apache License 2.0
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How to attach an image either at the beginning or at the end of a video? #8

Closed NanyangTaiji closed 4 years ago

AnJoiner commented 4 years ago

You can first convert the picture into a video, and then splice the two videos, but you must pay attention to the encoding format of the two videos.

ffmpeg -loop 1 -i img.jpg -c:v libx264 -t 30 -pix_fmt yuv420p 1.mp4
ffmpeg -i contact:1.mp4|2.mp4 -c copy out.mp4