auto import from //depot/cupcake/@135843

1 files changed, 275 insertions, 0 deletions

diff --git a/media/libmedia/IMediaPlayer.cpp b/media/libmedia/IMediaPlayer.cpp
new file mode 100644
index 0000000..f37519f
--- /dev/null
+++ b/media/libmedia/IMediaPlayer.cpp
@@ -0,0 +1,275 @@
+/*
+**
+** Copyright 2008, 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.
+*/
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Parcel.h>
+
+#include <media/IMediaPlayer.h>
+#include <ui/ISurface.h>
+
+namespace android {
+
+enum {
+    DISCONNECT = IBinder::FIRST_CALL_TRANSACTION,
+    SET_VIDEO_SURFACE,
+    PREPARE_ASYNC,
+    START,
+    STOP,
+    IS_PLAYING,
+    PAUSE,
+    SEEK_TO,
+    GET_CURRENT_POSITION,
+    GET_DURATION,
+    RESET,
+    SET_AUDIO_STREAM_TYPE,
+    SET_LOOPING,
+    SET_VOLUME
+};
+
+class BpMediaPlayer: public BpInterface<IMediaPlayer>
+{
+public:
+    BpMediaPlayer(const sp<IBinder>& impl)
+        : BpInterface<IMediaPlayer>(impl)
+    {
+    }
+
+    // disconnect from media player service
+    void disconnect()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(DISCONNECT, data, &reply);
+    }
+
+    status_t setVideoSurface(const sp<ISurface>& surface)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        data.writeStrongBinder(surface->asBinder());
+        remote()->transact(SET_VIDEO_SURFACE, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t prepareAsync()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(PREPARE_ASYNC, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t start()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(START, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t stop()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(STOP, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t isPlaying(bool* state)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(IS_PLAYING, data, &reply);
+        *state = reply.readInt32();
+        return reply.readInt32();
+    }
+
+    status_t pause()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(PAUSE, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t seekTo(int msec)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        data.writeInt32(msec);
+        remote()->transact(SEEK_TO, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t getCurrentPosition(int* msec)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(GET_CURRENT_POSITION, data, &reply);
+        *msec = reply.readInt32();
+        return reply.readInt32();
+    }
+
+    status_t getDuration(int* msec)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(GET_DURATION, data, &reply);
+        *msec = reply.readInt32();
+        return reply.readInt32();
+    }
+
+    status_t reset()
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        remote()->transact(RESET, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t setAudioStreamType(int type)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        data.writeInt32(type);
+        remote()->transact(SET_AUDIO_STREAM_TYPE, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t setLooping(int loop)
+    {
+        Parcel data, reply;
+        data.writeInterfaceToken(IMediaPlayer::getInterfaceDescriptor());
+        data.writeInt32(loop);
+        remote()->transact(SET_LOOPING, data, &reply);
+        return reply.readInt32();
+    }
+
+    status_t setVolume(float leftVolume, float rightVolume)
+    {
+        Parcel data, reply;
+        data.writeFloat(leftVolume);
+        data.writeFloat(rightVolume);
+        remote()->transact(SET_VOLUME, data, &reply);
+        return reply.readInt32();
+    }
+};
+
+IMPLEMENT_META_INTERFACE(MediaPlayer, "android.hardware.IMediaPlayer");
+
+// ----------------------------------------------------------------------
+
+#define CHECK_INTERFACE(interface, data, reply) \
+        do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
+            LOGW("Call incorrectly routed to " #interface); \
+            return PERMISSION_DENIED; \
+        } } while (0)
+
+status_t BnMediaPlayer::onTransact(
+    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+    switch(code) {
+        case DISCONNECT: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            disconnect();
+            return NO_ERROR;
+        } break;
+        case SET_VIDEO_SURFACE: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            sp<ISurface> surface = interface_cast<ISurface>(data.readStrongBinder());
+            reply->writeInt32(setVideoSurface(surface));
+            return NO_ERROR;
+        } break;
+        case PREPARE_ASYNC: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(prepareAsync());
+            return NO_ERROR;
+        } break;
+        case START: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(start());
+            return NO_ERROR;
+        } break;
+        case STOP: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(stop());
+            return NO_ERROR;
+        } break;
+        case IS_PLAYING: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            bool state;
+            status_t ret = isPlaying(&state);
+            reply->writeInt32(state);
+            reply->writeInt32(ret);
+            return NO_ERROR;
+        } break;
+        case PAUSE: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(pause());
+            return NO_ERROR;
+        } break;
+        case SEEK_TO: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(seekTo(data.readInt32()));
+            return NO_ERROR;
+        } break;
+        case GET_CURRENT_POSITION: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            int msec;
+            status_t ret = getCurrentPosition(&msec);
+            reply->writeInt32(msec);
+            reply->writeInt32(ret);
+            return NO_ERROR;
+        } break;
+        case GET_DURATION: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            int msec;
+            status_t ret = getDuration(&msec);
+            reply->writeInt32(msec);
+            reply->writeInt32(ret);
+            return NO_ERROR;
+        } break;
+        case RESET: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(reset());
+            return NO_ERROR;
+        } break;
+        case SET_AUDIO_STREAM_TYPE: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(setAudioStreamType(data.readInt32()));
+            return NO_ERROR;
+        } break;
+        case SET_LOOPING: {
+            CHECK_INTERFACE(IMediaPlayer, data, reply);
+            reply->writeInt32(setLooping(data.readInt32()));
+            return NO_ERROR;
+        } break;
+        case SET_VOLUME: {
+            reply->writeInt32(setVolume(data.readFloat(), data.readFloat()));
+            return NO_ERROR;
+        } break;
+        default:
+            return BBinder::onTransact(code, data, reply, flags);
+    }
+}
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android
+