blob: 3429d36951d07fda638205665cf2e44727099ba2 [file] [log] [blame]
/*
* Copyright (C) 2009 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 "IAudioFlingerClient"
#include <utils/Log.h>
#include <stdint.h>
#include <sys/types.h>
#include <binder/Parcel.h>
#include <media/IAudioFlingerClient.h>
#include <media/AudioSystem.h>
namespace android {
enum {
IO_CONFIG_CHANGED = IBinder::FIRST_CALL_TRANSACTION
};
class BpAudioFlingerClient : public BpInterface<IAudioFlingerClient>
{
public:
BpAudioFlingerClient(const sp<IBinder>& impl)
: BpInterface<IAudioFlingerClient>(impl)
{
}
void ioConfigChanged(audio_io_config_event event, const sp<AudioIoDescriptor>& ioDesc)
{
Parcel data, reply;
data.writeInterfaceToken(IAudioFlingerClient::getInterfaceDescriptor());
data.writeInt32(event);
data.writeInt32((int32_t)ioDesc->mIoHandle);
data.write(&ioDesc->mPatch, sizeof(struct audio_patch));
data.writeInt32(ioDesc->mSamplingRate);
data.writeInt32(ioDesc->mFormat);
data.writeInt32(ioDesc->mChannelMask);
data.writeInt64(ioDesc->mFrameCount);
data.writeInt32(ioDesc->mLatency);
remote()->transact(IO_CONFIG_CHANGED, data, &reply, IBinder::FLAG_ONEWAY);
}
};
IMPLEMENT_META_INTERFACE(AudioFlingerClient, "android.media.IAudioFlingerClient");
// ----------------------------------------------------------------------
status_t BnAudioFlingerClient::onTransact(
uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
switch (code) {
case IO_CONFIG_CHANGED: {
CHECK_INTERFACE(IAudioFlingerClient, data, reply);
audio_io_config_event event = (audio_io_config_event)data.readInt32();
sp<AudioIoDescriptor> ioDesc = new AudioIoDescriptor();
ioDesc->mIoHandle = (audio_io_handle_t) data.readInt32();
data.read(&ioDesc->mPatch, sizeof(struct audio_patch));
ioDesc->mSamplingRate = data.readInt32();
ioDesc->mFormat = (audio_format_t) data.readInt32();
ioDesc->mChannelMask = (audio_channel_mask_t) data.readInt32();
ioDesc->mFrameCount = data.readInt64();
ioDesc->mLatency = data.readInt32();
ioConfigChanged(event, ioDesc);
return NO_ERROR;
} break;
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
// ----------------------------------------------------------------------------
} // namespace android