我认为JCODEC
不支持在MP4中添加mp3。但支持在mp4中添加mp3。JAVACV
JAVACV
从此链接下载https://github.com/bytedeco/javacv。
该库支持从图像创建视频并在 mp4 中添加 mp3。
在 mp4 中添加 mp3 的代码。
注意:它可能不适用于从 JCODEC 创建 mp4,使用 JAVACV 创建 mp4
FrameGrabber grabber1 = new FFmpegFrameGrabber(videoPath);
FrameGrabber grabber2 = new FFmpegFrameGrabber(audioPath);
grabber1.start();
grabber2.start();
FrameRecorder recorder = new FFmpegFrameRecorder(OutputPath,
grabber1.getImageWidth(), grabber1.getImageHeight(), 2);
recorder.setFormat("mp4");
recorder.setVideoQuality(1);
recorder.setFrameRate(grabber1.getFrameRate());
recorder.setSampleRate(grabber2.getSampleRate());
recorder.start();
Frame frame1, frame2 = null;
long timestamp = -2;
int count = 0;
boolean isFirstTime = false;
boolean isFirstCheck = true;
while ((frame1 = grabber1.grabFrame())!=null) {
//frame1 = grabber1.grabFrame();
frame2 = grabber2.grabFrame();
recorder.record(frame1);
recorder.record(frame2);
}
recorder.stop();
grabber1.stop();
grabber2.stop();
} catch (org.bytedeco.javacv.FrameGrabber.Exception e) {
e.printStackTrace();
} catch (Exception e1) {
}