Initial support for a true streaming player for mpeg2 transport streams.

Change-Id: I153eec439d260a5524b21270e16d36940ec3161a

1 files changed, 108 insertions, 0 deletions

diff --git a/media/libmediaplayerservice/nuplayer/NuPlayer.h b/media/libmediaplayerservice/nuplayer/NuPlayer.h
new file mode 100644
index 0000000..9a5a6c4
--- /dev/null
+++ b/media/libmediaplayerservice/nuplayer/NuPlayer.h
@@ -0,0 +1,108 @@
+/*
+ * Copyright (C) 2010 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 NU_PLAYER_H_
+
+#define NU_PLAYER_H_
+
+#include <media/MediaPlayerInterface.h>
+#include <media/stagefright/foundation/AHandler.h>
+
+#include "ATSParser.h"
+#include "AnotherPacketSource.h"
+
+namespace android {
+
+struct ACodec;
+struct MetaData;
+
+struct NuPlayer : public AHandler {
+    NuPlayer();
+
+    void setListener(const wp<MediaPlayerBase> &listener);
+
+    void setDataSource(const sp<IStreamSource> &source);
+    void setVideoSurface(const sp<Surface> &surface);
+    void setAudioSink(const sp<MediaPlayerBase::AudioSink> &sink);
+    void start();
+
+protected:
+    virtual ~NuPlayer();
+
+    virtual void onMessageReceived(const sp<AMessage> &msg);
+
+private:
+    struct Renderer;
+    struct Decoder;
+    struct NuPlayerStreamListener;
+
+    enum {
+        kWhatSetDataSource,
+        kWhatSetVideoSurface,
+        kWhatSetAudioSink,
+        kWhatMoreDataQueued,
+        kWhatStart,
+        kWhatScanSources,
+        kWhatVideoNotify,
+        kWhatAudioNotify,
+        kWhatRendererNotify,
+    };
+
+    wp<MediaPlayerBase> mListener;
+    sp<IStreamSource> mSource;
+    sp<Surface> mSurface;
+    sp<MediaPlayerBase::AudioSink> mAudioSink;
+    sp<NuPlayerStreamListener> mStreamListener;
+    sp<ATSParser> mTSParser;
+    sp<Decoder> mVideoDecoder;
+    sp<Decoder> mAudioDecoder;
+    sp<Renderer> mRenderer;
+
+    bool mEOS;
+    bool mAudioEOS;
+    bool mVideoEOS;
+
+    enum FlushStatus {
+        NONE,
+        AWAITING_DISCONTINUITY,
+        FLUSHING_DECODER,
+        FLUSHED
+    };
+
+    FlushStatus mFlushingAudio;
+    FlushStatus mFlushingVideo;
+
+    status_t instantiateDecoder(
+            bool audio, sp<Decoder> *decoder);
+
+    status_t feedDecoderInputData(bool audio, const sp<AMessage> &msg);
+    void renderBuffer(bool audio, const sp<AMessage> &msg);
+
+    status_t dequeueNextAccessUnit(
+            ATSParser::SourceType *type, sp<ABuffer> *accessUnit);
+
+    status_t dequeueAccessUnit(
+            ATSParser::SourceType type, sp<ABuffer> *accessUnit);
+
+    void feedMoreTSData();
+    void notifyListener(int msg, int ext1, int ext2);
+
+    DISALLOW_EVIL_CONSTRUCTORS(NuPlayer);
+};
+
+}  // namespace android
+
+#endif  // NU_PLAYER_H_