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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 //#define LOG_NDEBUG 0
     18 #define LOG_TAG "ICameraRecordingProxyListener"
     19 #include <camera/ICameraRecordingProxyListener.h>
     20 #include <binder/IMemory.h>
     21 #include <binder/Parcel.h>
     22 #include <utils/Log.h>
     23 
     24 namespace android {
     25 
     26 enum {
     27     DATA_CALLBACK_TIMESTAMP = IBinder::FIRST_CALL_TRANSACTION,
     28 };
     29 
     30 class BpCameraRecordingProxyListener: public BpInterface<ICameraRecordingProxyListener>
     31 {
     32 public:
     33     BpCameraRecordingProxyListener(const sp<IBinder>& impl)
     34         : BpInterface<ICameraRecordingProxyListener>(impl)
     35     {
     36     }
     37 
     38     void dataCallbackTimestamp(nsecs_t timestamp, int32_t msgType, const sp<IMemory>& imageData)
     39     {
     40         ALOGV("dataCallback");
     41         Parcel data, reply;
     42         data.writeInterfaceToken(ICameraRecordingProxyListener::getInterfaceDescriptor());
     43         data.writeInt64(timestamp);
     44         data.writeInt32(msgType);
     45         data.writeStrongBinder(imageData->asBinder());
     46         remote()->transact(DATA_CALLBACK_TIMESTAMP, data, &reply, IBinder::FLAG_ONEWAY);
     47     }
     48 };
     49 
     50 IMPLEMENT_META_INTERFACE(CameraRecordingProxyListener, "android.hardware.ICameraRecordingProxyListener");
     51 
     52 // ----------------------------------------------------------------------
     53 
     54 status_t BnCameraRecordingProxyListener::onTransact(
     55     uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
     56 {
     57     switch(code) {
     58         case DATA_CALLBACK_TIMESTAMP: {
     59             ALOGV("DATA_CALLBACK_TIMESTAMP");
     60             CHECK_INTERFACE(ICameraRecordingProxyListener, data, reply);
     61             nsecs_t timestamp = data.readInt64();
     62             int32_t msgType = data.readInt32();
     63             sp<IMemory> imageData = interface_cast<IMemory>(data.readStrongBinder());
     64             dataCallbackTimestamp(timestamp, msgType, imageData);
     65             return NO_ERROR;
     66         } break;
     67         default:
     68             return BBinder::onTransact(code, data, reply, flags);
     69     }
     70 }
     71 
     72 // ----------------------------------------------------------------------------
     73 
     74 }; // namespace android
     75 
     76