auto import from //depot/cupcake/@135843
diff --git a/media/libmedia/IAudioFlinger.cpp b/media/libmedia/IAudioFlinger.cpp
new file mode 100644
index 0000000..5cbb25c
--- /dev/null
+++ b/media/libmedia/IAudioFlinger.cpp
@@ -0,0 +1,553 @@
+/* //device/extlibs/pv/android/IAudioflinger.cpp
+**
+** Copyright 2007, 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.
+*/
+
+#define LOG_TAG "IAudioFlinger"
+#include <utils/Log.h>
+
+#include <stdint.h>
+#include <sys/types.h>
+
+#include <utils/Parcel.h>
+
+#include <media/IAudioFlinger.h>
+
+namespace android {
+
+enum {
+ CREATE_TRACK = IBinder::FIRST_CALL_TRANSACTION,
+ OPEN_RECORD,
+ SAMPLE_RATE,
+ CHANNEL_COUNT,
+ FORMAT,
+ FRAME_COUNT,
+ LATENCY,
+ SET_MASTER_VOLUME,
+ SET_MASTER_MUTE,
+ MASTER_VOLUME,
+ MASTER_MUTE,
+ SET_STREAM_VOLUME,
+ SET_STREAM_MUTE,
+ STREAM_VOLUME,
+ STREAM_MUTE,
+ SET_MODE,
+ GET_MODE,
+ SET_ROUTING,
+ GET_ROUTING,
+ SET_MIC_MUTE,
+ GET_MIC_MUTE,
+ IS_MUSIC_ACTIVE,
+ SET_PARAMETER,
+ REGISTER_CLIENT,
+ GET_INPUTBUFFERSIZE,
+ WAKE_UP,
+ IS_A2DP_ENABLED
+};
+
+class BpAudioFlinger : public BpInterface<IAudioFlinger>
+{
+public:
+ BpAudioFlinger(const sp<IBinder>& impl)
+ : BpInterface<IAudioFlinger>(impl)
+ {
+ }
+
+ virtual sp<IAudioTrack> createTrack(
+ pid_t pid,
+ int streamType,
+ uint32_t sampleRate,
+ int format,
+ int channelCount,
+ int frameCount,
+ uint32_t flags,
+ const sp<IMemory>& sharedBuffer,
+ status_t *status)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(pid);
+ data.writeInt32(streamType);
+ data.writeInt32(sampleRate);
+ data.writeInt32(format);
+ data.writeInt32(channelCount);
+ data.writeInt32(frameCount);
+ data.writeInt32(flags);
+ data.writeStrongBinder(sharedBuffer->asBinder());
+ status_t lStatus = remote()->transact(CREATE_TRACK, data, &reply);
+ if (lStatus != NO_ERROR) {
+ LOGE("createTrack error: %s", strerror(-lStatus));
+ }
+ lStatus = reply.readInt32();
+ if (status) {
+ *status = lStatus;
+ }
+ return interface_cast<IAudioTrack>(reply.readStrongBinder());
+ }
+
+ virtual sp<IAudioRecord> openRecord(
+ pid_t pid,
+ int streamType,
+ uint32_t sampleRate,
+ int format,
+ int channelCount,
+ int frameCount,
+ uint32_t flags,
+ status_t *status)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(pid);
+ data.writeInt32(streamType);
+ data.writeInt32(sampleRate);
+ data.writeInt32(format);
+ data.writeInt32(channelCount);
+ data.writeInt32(frameCount);
+ data.writeInt32(flags);
+ remote()->transact(OPEN_RECORD, data, &reply);
+ status_t lStatus = reply.readInt32();
+ if (status) {
+ *status = lStatus;
+ }
+ return interface_cast<IAudioRecord>(reply.readStrongBinder());
+ }
+
+ virtual uint32_t sampleRate(int output) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(output);
+ remote()->transact(SAMPLE_RATE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual int channelCount(int output) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(output);
+ remote()->transact(CHANNEL_COUNT, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual int format(int output) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(output);
+ remote()->transact(FORMAT, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual size_t frameCount(int output) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(output);
+ remote()->transact(FRAME_COUNT, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual uint32_t latency(int output) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(output);
+ remote()->transact(LATENCY, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setMasterVolume(float value)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeFloat(value);
+ remote()->transact(SET_MASTER_VOLUME, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setMasterMute(bool muted)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(muted);
+ remote()->transact(SET_MASTER_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual float masterVolume() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(MASTER_VOLUME, data, &reply);
+ return reply.readFloat();
+ }
+
+ virtual bool masterMute() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(MASTER_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setStreamVolume(int stream, float value)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(stream);
+ data.writeFloat(value);
+ remote()->transact(SET_STREAM_VOLUME, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setStreamMute(int stream, bool muted)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(stream);
+ data.writeInt32(muted);
+ remote()->transact(SET_STREAM_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual float streamVolume(int stream) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(stream);
+ remote()->transact(STREAM_VOLUME, data, &reply);
+ return reply.readFloat();
+ }
+
+ virtual bool streamMute(int stream) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(stream);
+ remote()->transact(STREAM_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setRouting(int mode, uint32_t routes, uint32_t mask)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(mode);
+ data.writeInt32(routes);
+ data.writeInt32(mask);
+ remote()->transact(SET_ROUTING, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual uint32_t getRouting(int mode) const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(mode);
+ remote()->transact(GET_ROUTING, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setMode(int mode)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(mode);
+ remote()->transact(SET_MODE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual int getMode() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(GET_MODE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setMicMute(bool state)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(state);
+ remote()->transact(SET_MIC_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual bool getMicMute() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(GET_MIC_MUTE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual bool isMusicActive() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(IS_MUSIC_ACTIVE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual status_t setParameter(const char* key, const char* value)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeCString(key);
+ data.writeCString(value);
+ remote()->transact(SET_PARAMETER, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual void registerClient(const sp<IAudioFlingerClient>& client)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeStrongBinder(client->asBinder());
+ remote()->transact(REGISTER_CLIENT, data, &reply);
+ }
+
+ virtual size_t getInputBufferSize(uint32_t sampleRate, int format, int channelCount)
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ data.writeInt32(sampleRate);
+ data.writeInt32(format);
+ data.writeInt32(channelCount);
+ remote()->transact(GET_INPUTBUFFERSIZE, data, &reply);
+ return reply.readInt32();
+ }
+
+ virtual void wakeUp()
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(WAKE_UP, data, &reply);
+ return;
+ }
+
+ virtual bool isA2dpEnabled() const
+ {
+ Parcel data, reply;
+ data.writeInterfaceToken(IAudioFlinger::getInterfaceDescriptor());
+ remote()->transact(IS_A2DP_ENABLED, data, &reply);
+ return (bool)reply.readInt32();
+ }
+};
+
+IMPLEMENT_META_INTERFACE(AudioFlinger, "android.media.IAudioFlinger");
+
+// ----------------------------------------------------------------------
+
+#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 BnAudioFlinger::onTransact(
+ uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
+{
+ switch(code) {
+ case CREATE_TRACK: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ pid_t pid = data.readInt32();
+ int streamType = data.readInt32();
+ uint32_t sampleRate = data.readInt32();
+ int format = data.readInt32();
+ int channelCount = data.readInt32();
+ size_t bufferCount = data.readInt32();
+ uint32_t flags = data.readInt32();
+ sp<IMemory> buffer = interface_cast<IMemory>(data.readStrongBinder());
+ status_t status;
+ sp<IAudioTrack> track = createTrack(pid,
+ streamType, sampleRate, format,
+ channelCount, bufferCount, flags, buffer, &status);
+ reply->writeInt32(status);
+ reply->writeStrongBinder(track->asBinder());
+ return NO_ERROR;
+ } break;
+ case OPEN_RECORD: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ pid_t pid = data.readInt32();
+ int streamType = data.readInt32();
+ uint32_t sampleRate = data.readInt32();
+ int format = data.readInt32();
+ int channelCount = data.readInt32();
+ size_t bufferCount = data.readInt32();
+ uint32_t flags = data.readInt32();
+ status_t status;
+ sp<IAudioRecord> record = openRecord(pid, streamType,
+ sampleRate, format, channelCount, bufferCount, flags, &status);
+ reply->writeInt32(status);
+ reply->writeStrongBinder(record->asBinder());
+ return NO_ERROR;
+ } break;
+ case SAMPLE_RATE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int output = data.readInt32();
+ reply->writeInt32( sampleRate(output) );
+ return NO_ERROR;
+ } break;
+ case CHANNEL_COUNT: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int output = data.readInt32();
+ reply->writeInt32( channelCount(output) );
+ return NO_ERROR;
+ } break;
+ case FORMAT: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int output = data.readInt32();
+ reply->writeInt32( format(output) );
+ return NO_ERROR;
+ } break;
+ case FRAME_COUNT: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int output = data.readInt32();
+ reply->writeInt32( frameCount(output) );
+ return NO_ERROR;
+ } break;
+ case LATENCY: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int output = data.readInt32();
+ reply->writeInt32( latency(output) );
+ return NO_ERROR;
+ } break;
+ case SET_MASTER_VOLUME: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( setMasterVolume(data.readFloat()) );
+ return NO_ERROR;
+ } break;
+ case SET_MASTER_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( setMasterMute(data.readInt32()) );
+ return NO_ERROR;
+ } break;
+ case MASTER_VOLUME: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeFloat( masterVolume() );
+ return NO_ERROR;
+ } break;
+ case MASTER_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( masterMute() );
+ return NO_ERROR;
+ } break;
+ case SET_STREAM_VOLUME: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int stream = data.readInt32();
+ reply->writeInt32( setStreamVolume(stream, data.readFloat()) );
+ return NO_ERROR;
+ } break;
+ case SET_STREAM_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int stream = data.readInt32();
+ reply->writeInt32( setStreamMute(stream, data.readInt32()) );
+ return NO_ERROR;
+ } break;
+ case STREAM_VOLUME: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int stream = data.readInt32();
+ reply->writeFloat( streamVolume(stream) );
+ return NO_ERROR;
+ } break;
+ case STREAM_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int stream = data.readInt32();
+ reply->writeInt32( streamMute(stream) );
+ return NO_ERROR;
+ } break;
+ case SET_ROUTING: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int mode = data.readInt32();
+ uint32_t routes = data.readInt32();
+ uint32_t mask = data.readInt32();
+ reply->writeInt32( setRouting(mode, routes, mask) );
+ return NO_ERROR;
+ } break;
+ case GET_ROUTING: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int mode = data.readInt32();
+ reply->writeInt32( getRouting(mode) );
+ return NO_ERROR;
+ } break;
+ case SET_MODE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int mode = data.readInt32();
+ reply->writeInt32( setMode(mode) );
+ return NO_ERROR;
+ } break;
+ case GET_MODE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( getMode() );
+ return NO_ERROR;
+ } break;
+ case SET_MIC_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ int state = data.readInt32();
+ reply->writeInt32( setMicMute(state) );
+ return NO_ERROR;
+ } break;
+ case GET_MIC_MUTE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( getMicMute() );
+ return NO_ERROR;
+ } break;
+ case IS_MUSIC_ACTIVE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( isMusicActive() );
+ return NO_ERROR;
+ } break;
+ case SET_PARAMETER: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ const char *key = data.readCString();
+ const char *value = data.readCString();
+ reply->writeInt32( setParameter(key, value) );
+ return NO_ERROR;
+ } break;
+ case REGISTER_CLIENT: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ sp<IAudioFlingerClient> client = interface_cast<IAudioFlingerClient>(data.readStrongBinder());
+ registerClient(client);
+ return NO_ERROR;
+ } break;
+ case GET_INPUTBUFFERSIZE: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ uint32_t sampleRate = data.readInt32();
+ int format = data.readInt32();
+ int channelCount = data.readInt32();
+ reply->writeInt32( getInputBufferSize(sampleRate, format, channelCount) );
+ return NO_ERROR;
+ } break;
+ case WAKE_UP: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ wakeUp();
+ return NO_ERROR;
+ } break;
+ case IS_A2DP_ENABLED: {
+ CHECK_INTERFACE(IAudioFlinger, data, reply);
+ reply->writeInt32( (int)isA2dpEnabled() );
+ return NO_ERROR;
+ } break;
+ default:
+ return BBinder::onTransact(code, data, reply, flags);
+ }
+}
+
+// ----------------------------------------------------------------------------
+
+}; // namespace android