/**
  * 获取视频信息
  * @param videoPath 视频文件路径
  * @return
  */
public TXVideoEditConstants.TXVideoInfo getVideoFileInfo(String videoPath);

public final static class TXVideoInfo {
        public Bitmap coverImage;                                // 视频首帧图片
        public long duration;                                         // 视频时长(ms)
        public long fileSize;                                          // 视频大小(byte)
        public float fps;                                                // 视频 fps
        public int bitrate;                                              // 视频码率 (kbps)
        public int width;                                               // 视频宽度
        public int height;                                               // 视频高度
        public int audioSampleRate;                              // 音频码率
 }

//sourcePath 为视频源路径
String sourcePath = Environment.getExternalStorageDirectory() + File.separator + "temp.mp4";
TXVideoEditConstants.TXVideoInfo info = TXVideoInfoReader.getInstance().getVideoFileInfo(sourcePath);

/**
  * 获取缩略图列表
  * @param count    缩略图张数
  * @param width    缩略图宽度
  * @param height   缩略图高度
  * @param fast       缩略图是否关键帧的图片
  * @param listener 缩略图的回调函数
*/
public void getThumbnail(int count, int width, int height, boolean fast, TXThumbnailListener listener)

mTXVideoEditer.getThumbnail(TCVideoEditerWrapper.mThumbnailCount, 100, 100, false, mThumbnailListener);

private TXVideoEditer.TXThumbnailListener mThumbnailListener = new TXVideoEditer.TXThumbnailListener() {
    @Override
        public void onThumbnail(int index, long timeMs, final Bitmap bitmap) {
            Log.i(TAG, "onThumbnail: index = " + index + ",timeMs:" + timeMs);
        //将缩略图放入图片控件上
        }
    };

List<Long> list = new ArrayList<>();
list.add(10000L);
list.add(12000L);
list.add(13000L);
list.add(14000L);
list.add(15000L);

TXVideoEditer txVideoEditer = new TXVideoEditer(TCVideoPreviewActivity.this);
txVideoEditer.setVideoPath(mVideoPath);
txVideoEditer.setThumbnailListener(new TXVideoEditer.TXThumbnailListener() {
       @Override
       public void onThumbnail(int index, long timeMs, Bitmap bitmap) {
           Log.i(TAG, "bitmap:" + bitmap + ",timeMs:" + timeMs);
           saveBitmap(bitmap, timeMs);
       }
});
txVideoEditer.getThumbnailList(list, 200, 200);

public void initWithPreview(TXVideoEditConstants.TXPreviewParam param)

public final static int PREVIEW_RENDER_MODE_FILL_SCREEN = 1;   // 填充模式，尽可能充满屏幕不留黑边，所以可能会裁剪掉一部分画面
public final static int PREVIEW_RENDER_MODE_FILL_EDGE = 2;        // 适应模式，尽可能保持画面完整，但当宽高比不合适时会有黑边出现

public void previewAtTime(long timeMs);

// 播放某一时间段的视频，从 startTime 到 endTime 的视频片段
public void startPlayFromTime(long startTime, long endTime);

// 暂停播放视频
public void pausePlay();


// 继续播放视频
public void resumePlay();


// 停止播放视频
public void stopPlay();

void setFilter(Bitmap bmp)

void setSpecialRatio(float specialRatio)

void setFilter(Bitmap leftBitmap, float leftIntensity, Bitmap rightBitmap, float rightIntensity, float leftRatio)

public void setWaterMark(Bitmap waterMark, TXVideoEditConstants.TXRect rect);

TXVideoEditConstants.TXRect rect = new TXVideoEditConstants.TXRect();
rect.x = 0.5f;
rect.y = 0.5f;
rect.width = 0.5f;
mTXVideoEditer.setWaterMark(mWaterMarkLogo, rect);

setTailWaterMark(Bitmap tailWaterMark, TXVideoEditConstants.TXRect txRect, int duration);

Bitmap tailWaterMarkBitmap = BitmapFactory.decodeResource(getResources(), R.drawable.tcloud_logo);
TXVideoEditConstants.TXRect txRect = new TXVideoEditConstants.TXRect();
txRect.x = (mTXVideoInfo.width - tailWaterMarkBitmap.getWidth()) / (2f * mTXVideoInfo.width);
txRect.y = (mTXVideoInfo.height - tailWaterMarkBitmap.getHeight()) / (2f * mTXVideoInfo.height);
txRect.width = tailWaterMarkBitmap.getWidth() / (float) mTXVideoInfo.width;
mTXVideoEditer.setTailWaterMark(tailWaterMarkBitmap, txRect, 3);

public void setVideoBitrate(int videoBitrate);

/**
  * 设置视频剪切范围
  * @param startTime 视频剪切的开始时间(ms)
  * @param endTime   视频剪切的结束时间(ms)
  */
public void setCutFromTime(long startTime, long endTime)


// ...
// 生成最终的视频文件
public void generateVideo(int videoCompressed, String videoOutputPath)

VIDEO_COMPRESSED_360P ——压缩至360P分辨率（360*640）
VIDEO_COMPRESSED_480P ——压缩至480P分辨率（640*480）
VIDEO_COMPRESSED_540P ——压缩至540P分辨率 (960*540)
VIDEO_COMPRESSED_720P ——压缩至720P分辨率 (1280*720)
VIDEO_COMPRESSED_1080P ——压缩至1080P分辨率 (1920*1080)