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Diffstat (limited to 'camera/ICameraClient.cpp')
-rw-r--r-- | camera/ICameraClient.cpp | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/camera/ICameraClient.cpp b/camera/ICameraClient.cpp new file mode 100644 index 0000000..cb3bd0c --- /dev/null +++ b/camera/ICameraClient.cpp @@ -0,0 +1,119 @@ +/* +** +** 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. +*/ + +//#define LOG_NDEBUG 0 +#define LOG_TAG "ICameraClient" +#include <utils/Log.h> +#include <stdint.h> +#include <sys/types.h> +#include <camera/ICameraClient.h> + +namespace android { + +enum { + NOTIFY_CALLBACK = IBinder::FIRST_CALL_TRANSACTION, + DATA_CALLBACK, + DATA_CALLBACK_TIMESTAMP, +}; + +class BpCameraClient: public BpInterface<ICameraClient> +{ +public: + BpCameraClient(const sp<IBinder>& impl) + : BpInterface<ICameraClient>(impl) + { + } + + // generic callback from camera service to app + void notifyCallback(int32_t msgType, int32_t ext1, int32_t ext2) + { + LOGV("notifyCallback"); + Parcel data, reply; + data.writeInterfaceToken(ICameraClient::getInterfaceDescriptor()); + data.writeInt32(msgType); + data.writeInt32(ext1); + data.writeInt32(ext2); + remote()->transact(NOTIFY_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY); + } + + // generic data callback from camera service to app with image data + void dataCallback(int32_t msgType, const sp<IMemory>& imageData) + { + LOGV("dataCallback"); + Parcel data, reply; + data.writeInterfaceToken(ICameraClient::getInterfaceDescriptor()); + data.writeInt32(msgType); + data.writeStrongBinder(imageData->asBinder()); + remote()->transact(DATA_CALLBACK, data, &reply, IBinder::FLAG_ONEWAY); + } + + // generic data callback from camera service to app with image data + void dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& imageData) + { + LOGV("dataCallback"); + Parcel data, reply; + data.writeInterfaceToken(ICameraClient::getInterfaceDescriptor()); + data.writeInt64(timestamp); + data.writeInt32(msgType); + data.writeStrongBinder(imageData->asBinder()); + remote()->transact(DATA_CALLBACK_TIMESTAMP, data, &reply, IBinder::FLAG_ONEWAY); + } +}; + +IMPLEMENT_META_INTERFACE(CameraClient, "android.hardware.ICameraClient"); + +// ---------------------------------------------------------------------- + +status_t BnCameraClient::onTransact( + uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) +{ + switch(code) { + case NOTIFY_CALLBACK: { + LOGV("NOTIFY_CALLBACK"); + CHECK_INTERFACE(ICameraClient, data, reply); + int32_t msgType = data.readInt32(); + int32_t ext1 = data.readInt32(); + int32_t ext2 = data.readInt32(); + notifyCallback(msgType, ext1, ext2); + return NO_ERROR; + } break; + case DATA_CALLBACK: { + LOGV("DATA_CALLBACK"); + CHECK_INTERFACE(ICameraClient, data, reply); + int32_t msgType = data.readInt32(); + sp<IMemory> imageData = interface_cast<IMemory>(data.readStrongBinder()); + dataCallback(msgType, imageData); + return NO_ERROR; + } break; + case DATA_CALLBACK_TIMESTAMP: { + LOGV("DATA_CALLBACK_TIMESTAMP"); + CHECK_INTERFACE(ICameraClient, data, reply); + nsecs_t timestamp = data.readInt64(); + int32_t msgType = data.readInt32(); + sp<IMemory> imageData = interface_cast<IMemory>(data.readStrongBinder()); + dataCallbackTimestamp(timestamp, msgType, imageData); + return NO_ERROR; + } break; + default: + return BBinder::onTransact(code, data, reply, flags); + } +} + +// ---------------------------------------------------------------------------- + +}; // namespace android + |