Android视频加水印之FFmpeg的简单应用实例

FFmpeg ffmpeg = FFmpeg.getInstance(context);
try {
  ffmpeg.loadBinary(new LoadBinaryResponseHandler() {

    @Override
    public void onStart() {}

    @Override
    public void onFailure() {}

    @Override
    public void onSuccess() {}

    @Override
    public void onFinish() {}
  });
} catch (FFmpegNotSupportedException e) {
  // Handle if FFmpeg is not supported by device
}

FFmpeg ffmpeg = FFmpeg.getInstance(context);
try {
  // to execute "ffmpeg -version" command you just need to pass "-version"
  ffmpeg.execute(cmd, new ExecuteBinaryResponseHandler() {

    @Override
    public void onStart() {}

    @Override
    public void onProgress(String message) {}

    @Override
    public void onFailure(String message) {}

    @Override
    public void onSuccess(String message) {}

    @Override
    public void onFinish() {}
  });
} catch (FFmpegCommandAlreadyRunningException e) {
  // Handle if FFmpeg is already running
}

val convertedFile = getConvertedFile(inFile!!)//输出文件路径
val cmd = arrayOf(
    "-y",
    "-i",
    inFile!!.path,
    "-i",
    watermarkFile!!.absolutePath,
    "-filter_complex",
    "[0:v][1:v]overlay=main_w-overlay_w-10:10",
    "-vcodec",
    "libx264",
    "-codec:a",
    "copy",
    convertedFile.path
)
try {
    FFmpeg.getInstance(context).execute(cmd, object : FFmpegExecuteResponseHandler {
        override fun onStart() {}
        override fun onProgress(message: String) {
            Log.e("TAg", "水印：$message")
        }
        override fun onSuccess(message: String) {
            Log.e("TAg", "成功：$message")
            inFile?.delete();
            watermarkFile?.delete();
            callback?.onSuccess(convertedFile)
        }

        override fun onFailure(message: String) {
            callback?.onFailure(IOException(message))
        }

        override fun onFinish() {
            Log.e("TAg", "结束")
        }
    })
} catch (e: Exception) {
    callback?.onFailure(e)
}