| /* |
| * Copyright (C) 2011 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_NDEBUG 0 |
| #define LOG_TAG "ICameraRecordingProxy" |
| #include <camera/CameraUtils.h> |
| #include <camera/ICameraRecordingProxy.h> |
| #include <camera/ICameraRecordingProxyListener.h> |
| #include <binder/IMemory.h> |
| #include <binder/Parcel.h> |
| #include <media/hardware/HardwareAPI.h> |
| #include <stdint.h> |
| #include <utils/Log.h> |
| |
| namespace android { |
| |
| enum { |
| START_RECORDING = IBinder::FIRST_CALL_TRANSACTION, |
| STOP_RECORDING, |
| RELEASE_RECORDING_FRAME, |
| RELEASE_RECORDING_FRAME_HANDLE, |
| }; |
| |
| |
| class BpCameraRecordingProxy: public BpInterface<ICameraRecordingProxy> |
| { |
| public: |
| BpCameraRecordingProxy(const sp<IBinder>& impl) |
| : BpInterface<ICameraRecordingProxy>(impl) |
| { |
| } |
| |
| status_t startRecording(const sp<ICameraRecordingProxyListener>& listener) |
| { |
| ALOGV("startRecording"); |
| Parcel data, reply; |
| data.writeInterfaceToken(ICameraRecordingProxy::getInterfaceDescriptor()); |
| data.writeStrongBinder(IInterface::asBinder(listener)); |
| remote()->transact(START_RECORDING, data, &reply); |
| return reply.readInt32(); |
| } |
| |
| void stopRecording() |
| { |
| ALOGV("stopRecording"); |
| Parcel data, reply; |
| data.writeInterfaceToken(ICameraRecordingProxy::getInterfaceDescriptor()); |
| remote()->transact(STOP_RECORDING, data, &reply); |
| } |
| |
| void releaseRecordingFrame(const sp<IMemory>& mem) |
| { |
| ALOGV("releaseRecordingFrame"); |
| Parcel data, reply; |
| data.writeInterfaceToken(ICameraRecordingProxy::getInterfaceDescriptor()); |
| data.writeStrongBinder(IInterface::asBinder(mem)); |
| remote()->transact(RELEASE_RECORDING_FRAME, data, &reply); |
| } |
| |
| void releaseRecordingFrameHandle(native_handle_t *handle) { |
| ALOGV("releaseRecordingFrameHandle"); |
| Parcel data, reply; |
| data.writeInterfaceToken(ICameraRecordingProxy::getInterfaceDescriptor()); |
| data.writeNativeHandle(handle); |
| |
| remote()->transact(RELEASE_RECORDING_FRAME_HANDLE, data, &reply); |
| |
| // Close the native handle because camera received a dup copy. |
| native_handle_close(handle); |
| native_handle_delete(handle); |
| } |
| }; |
| |
| IMPLEMENT_META_INTERFACE(CameraRecordingProxy, "android.hardware.ICameraRecordingProxy"); |
| |
| // ---------------------------------------------------------------------- |
| |
| status_t BnCameraRecordingProxy::onTransact( |
| uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) |
| { |
| switch(code) { |
| case START_RECORDING: { |
| ALOGV("START_RECORDING"); |
| CHECK_INTERFACE(ICameraRecordingProxy, data, reply); |
| sp<ICameraRecordingProxyListener> listener = |
| interface_cast<ICameraRecordingProxyListener>(data.readStrongBinder()); |
| reply->writeInt32(startRecording(listener)); |
| return NO_ERROR; |
| } break; |
| case STOP_RECORDING: { |
| ALOGV("STOP_RECORDING"); |
| CHECK_INTERFACE(ICameraRecordingProxy, data, reply); |
| stopRecording(); |
| return NO_ERROR; |
| } break; |
| case RELEASE_RECORDING_FRAME: { |
| ALOGV("RELEASE_RECORDING_FRAME"); |
| CHECK_INTERFACE(ICameraRecordingProxy, data, reply); |
| sp<IMemory> mem = interface_cast<IMemory>(data.readStrongBinder()); |
| releaseRecordingFrame(mem); |
| return NO_ERROR; |
| } break; |
| case RELEASE_RECORDING_FRAME_HANDLE: { |
| ALOGV("RELEASE_RECORDING_FRAME_HANDLE"); |
| CHECK_INTERFACE(ICameraRecordingProxy, data, reply); |
| |
| // releaseRecordingFrameHandle will be responsble to close the native handle. |
| releaseRecordingFrameHandle(data.readNativeHandle()); |
| return NO_ERROR; |
| } break; |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| // ---------------------------------------------------------------------------- |
| |
| }; // namespace android |
| |