1 files changed, 79 insertions, 0 deletions
diff --git a/media/libstagefright/timedtext/TimedTextPlayer.h b/media/libstagefright/timedtext/TimedTextPlayer.h
new file mode 100644
index 0000000..47aff03
--- /dev/null
+++ b/media/libstagefright/timedtext/TimedTextPlayer.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef TIMEDTEXT_PLAYER_H_
+#define TIMEDTEXT_PLAYER_H_
+
+#include <binder/Parcel.h>
+#include <media/stagefright/foundation/ABase.h>
+#include <media/stagefright/foundation/AHandler.h>
+#include <media/stagefright/MediaSource.h>
+#include <utils/RefBase.h>
+
+#include "TimedTextSource.h"
+
+namespace android {
+
+class AMessage;
+class MediaPlayerBase;
+class TimedTextDriver;
+class TimedTextSource;
+
+class TimedTextPlayer : public AHandler {
+public:
+    TimedTextPlayer(const wp<MediaPlayerBase> &listener);
+
+    virtual ~TimedTextPlayer();
+
+    void start();
+    void pause();
+    void seekToAsync(int64_t timeUs);
+    void setDataSource(sp<TimedTextSource> source);
+
+protected:
+    virtual void onMessageReceived(const sp<AMessage> &msg);
+
+private:
+    enum {
+        kWhatPause = 'paus',
+        kWhatSeek = 'seek',
+        kWhatSendSubtitle = 'send',
+        kWhatSetSource = 'ssrc',
+    };
+
+    // To add Parcel into an AMessage as an object, it should be 'RefBase'.
+    struct ParcelEvent : public RefBase {
+        Parcel parcel;
+    };
+
+    wp<MediaPlayerBase> mListener;
+    sp<TimedTextSource> mSource;
+    int32_t mSendSubtitleGeneration;
+
+    void doSeekAndRead(int64_t seekTimeUs);
+    void doRead(MediaSource::ReadOptions* options = NULL);
+    void onTextEvent();
+    void postTextEvent(const sp<ParcelEvent>& parcel = NULL, int64_t timeUs = -1);
+    void postTextEventDelayUs(const sp<ParcelEvent>& parcel = NULL, int64_t delayUs = -1);
+    void notifyError(int error = 0);
+    void notifyListener(const Parcel *parcel = NULL);
+
+    DISALLOW_EVIL_CONSTRUCTORS(TimedTextPlayer);
+};
+
+}  // namespace android
+
+#endif  // TIMEDTEXT_PLAYER_H_