Android 端播放 HLS 加密视频

    implementation 'org.nanohttpd:nanohttpd:2.3.1'

// 1. 初始化万象播放协助器，例如可以在APP启动时
CIPlayerAssistor.getInstance().init(context);

// 2. 获取最终的播放url
String playerUrl = CIPlayerAssistor.getInstance().buildPlayerUrl(ciMediaInfo);

// 3. 注意：不再使用播放器助手后，请释放CIPlayerAssistor资源，例如APP退出时
CIPlayerAssistor.getInstance().destroy();

// 初始化万象播放协助器，例如可以在APP启动时
CIPlayerAssistor.getInstance().init(context);

// 原始的媒体url，请替换成您业务的url，此处url仅为示例
String mediaUrl = "https://ci-h5-bj-1258125638.cos.ap-beijing.myqcloud.com/hls/BigBuckBunny.m3u8?ci-process=pm3u8";

// CIMediaInfo实例，可用于请求token
CIMediaInfo ciMediaInfo = new CIMediaInfo(mediaUrl);

// 从业务服务器获取token和授权信息: 自行实现getTokenAndAuthoriz方法(可参考下一块代码示例)
Pair<String, String> pair = getTokenAndAuthorization(ciMediaInfo.getMediaUrl(), ciMediaInfo.getPublicKey());
// 获取到token
String token = pair.first;
// 获取到授权信息，例如 q-sign-algorithm=sha1&q-ak=XXXXXXX&q-sign-time=1706098529;1706102129&q-key-time=1706098529;1706102129&q-header-list=&q-url-param-list=ci-process&q-signature=XXXXXXX
String authorization = pair.second;

// 给ciMediaInfo设置获取到的token
ciMediaInfo.setToken(token);
// 设置授权信息，会在url上通过&拼接传入的authorization
// 如果原始url是cdn的话，不用传cos的authorization
ciMediaInfo.setAuthorization(authorization);

// 获取最终的播放url（此链接只能播放一次，请不要重复使用，buildPlayerUrl非耗时方法，可以多次调用）
String playerUrl = CIPlayerAssistor.getInstance().buildPlayerUrl(ciMediaInfo);

// 将playerUrl设置给播放器即可，demo中演示了exoplayer和腾讯云播放器

// 以下以exoplayer作为代码示例
PlayerView playerView = view.findViewById(R.id.video_view);
ExoPlayer player = new ExoPlayer.Builder(getActivity()).build();
playerView.setPlayer(player);
MediaItem mediaItem = MediaItem.fromUri(playerUrl);
HlsMediaSource mediaSource = new HlsMediaSource.Factory(dataType ->
        new DefaultHttpDataSource.Factory().createDataSource()createMediaSource(mediaItem);
player.prepare(mediaSource);
player.play();

// 注意：不再使用播放器助手后，请释放CIPlayerAssistor资源，例如APP退出时
CIPlayerAssistor.getInstance().destroy();

/**
 * 从业务服务器获取token和授权
 */
private Pair<String, String> getTokenAndAuthorization(String mediaUrl, String publicKey) {
    HttpURLConnection urlConnection = null;
    try {
        // 该url仅为示例，请替换成您业务的url，具体实现请参考 “业务后端示例代码”
        URL url = new URL("https://cos.cloud.tencent.com/samples/hls/token");
        urlConnection = (HttpURLConnection) url.openConnection();
        urlConnection.setRequestMethod("POST");
        urlConnection.setDoOutput(true);
        urlConnection.setRequestProperty("Content-Type", "application/json");

        JSONObject jsonObject = new JSONObject();
        // 添加键值对到JSONObject
        jsonObject.put("src", mediaUrl);
        jsonObject.put("protectContentKey", 1);
        jsonObject.put("publicKey", publicKey);

        // 将JSONObject转换为字符串
        String jsonInputString = jsonObject.toString();

        byte[] input = jsonInputString.getBytes("utf-8");
        urlConnection.getOutputStream().write(input, 0, input.length);

        int status = urlConnection.getResponseCode();
        if (status != 200) {
            throw new RuntimeException("HttpResponseCode: " + status);
        } else {
            BufferedReader br = new BufferedReader(new InputStreamReader(urlConnection.getInputStream(), "utf-8"));
            StringBuilder response = new StringBuilder();
            String responseLine;
            while ((responseLine = br.readLine()) != null) {
                response.append(responseLine.trim());
            }
            String responseString = response.toString();
            Log.d("getToKen：", responseString);
            JSONObject json = new JSONObject(responseString);
            String token = json.getString("token");
            String authorization = json.getString("authorization");
            // 在这里你可以使用token和authorization
            return new Pair<>(token, authorization);
        }
    } catch (Exception e) {
        e.printStackTrace();
        throw new RuntimeException(e);
    } finally {
        if (urlConnection != null) {
            urlConnection.disconnect();
        }
    }
}