C++ Parcel::readString8方法代码示例

status_t BnDrmIOService::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {

    switch (code) {
    case WRITE_TO_FILE:
    {
        CHECK_INTERFACE(IDrmIOService, data, reply);

        writeToFile(data.readString8(), data.readString8());
        return DRM_NO_ERROR;
    }

    case READ_FROM_FILE:
    {
        CHECK_INTERFACE(IDrmIOService, data, reply);

        String8 dataBuffer = readFromFile(data.readString8());
        reply->writeString8(dataBuffer);
        return DRM_NO_ERROR;
    }

    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}

status_t BnSurfaceComposerClient::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
     switch(code) {
        case CREATE_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            surface_data_t params;
            String8 name = data.readString8();
            DisplayID display = data.readInt32();
            uint32_t w = data.readInt32();
            uint32_t h = data.readInt32();
            PixelFormat format = data.readInt32();
            uint32_t flags = data.readInt32();
            sp<ISurface> s = createSurface(&params, name, display, w, h,
                    format, flags);
            params.writeToParcel(reply);
            reply->writeStrongBinder(s->asBinder());
            return NO_ERROR;
        } break;
        case DESTROY_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            reply->writeInt32( destroySurface( data.readInt32() ) );
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}

status_t BnAudioPolicyServiceClient::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch (code) {
    case PORT_LIST_UPDATE: {
            CHECK_INTERFACE(IAudioPolicyServiceClient, data, reply);
            onAudioPortListUpdate();
            return NO_ERROR;
        } break;
    case PATCH_LIST_UPDATE: {
            CHECK_INTERFACE(IAudioPolicyServiceClient, data, reply);
            onAudioPatchListUpdate();
            return NO_ERROR;
        } break;
    case MIX_STATE_UPDATE: {
            CHECK_INTERFACE(IAudioPolicyServiceClient, data, reply);
            String8 regId = data.readString8();
            int32_t state = data.readInt32();
            onDynamicPolicyMixStateUpdate(regId, state);
            return NO_ERROR;
    }
    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}

static void android_view_InputChannel_nativeReadFromParcel(JNIEnv* env, jobject obj,
        jobject parcelObj) {
    if (android_view_InputChannel_getNativeInputChannel(env, obj) != NULL) {
        jniThrowException(env, "java/lang/IllegalStateException",
                "This object already has a native input channel.");
        return;
    }

    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel) {
        bool isInitialized = parcel->readInt32();
        if (isInitialized) {
            String8 name = parcel->readString8();
            int rawFd = parcel->readFileDescriptor();
            int dupFd = dup(rawFd);
            if (dupFd < 0) {
                ALOGE("Error %d dup channel fd %d.", errno, rawFd);
                jniThrowRuntimeException(env,
                        "Could not read input channel file descriptors from parcel.");
                return;
            }

            InputChannel* inputChannel = new InputChannel(name.string(), dupFd);
            NativeInputChannel* nativeInputChannel = new NativeInputChannel(inputChannel);

            android_view_InputChannel_setNativeInputChannel(env, obj, nativeInputChannel);
        }
    }
}

status_t BnSensorServer::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case GET_SENSOR_LIST: {
            CHECK_INTERFACE(ISensorServer, data, reply);
            const String16& opPackageName = data.readString16();
            Vector<Sensor> v(getSensorList(opPackageName));
            size_t n = v.size();
            reply->writeUint32(static_cast<uint32_t>(n));
            for (size_t i = 0; i < n; i++) {
                reply->write(v[i]);
            }
            return NO_ERROR;
        }
        case CREATE_SENSOR_EVENT_CONNECTION: {
            CHECK_INTERFACE(ISensorServer, data, reply);
            String8 packageName = data.readString8();
            int32_t mode = data.readInt32();
            const String16& opPackageName = data.readString16();
            sp<ISensorEventConnection> connection(createSensorEventConnection(packageName, mode,
                    opPackageName));
            reply->writeStrongBinder(IInterface::asBinder(connection));
            return NO_ERROR;
        }
        case ENABLE_DATA_INJECTION: {
            CHECK_INTERFACE(ISensorServer, data, reply);
            int32_t ret = isDataInjectionEnabled();
            reply->writeInt32(static_cast<int32_t>(ret));
            return NO_ERROR;
        }
    }
    return BBinder::onTransact(code, data, reply, flags);
}

status_t CameraService::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {
    // Permission checks
    switch (code) {
//!++
#ifdef  MTK_CAMERA_BSP_SUPPORT
        case BnCameraService::GET_PROPERTY:
            {
                CHECK_INTERFACE(ICameraService, data, reply);
                String8 const key = data.readString8();
                String8 value;
                status_t const status = getProperty(key, value);
                reply->writeString8(value);
                reply->writeInt32(status);
                ALOGD("[GET_PROPERTY] - pid=%d, uid=%d (%s)=(%s) \n", getCallingPid(), getCallingUid(), key.string(), value.string());
                return OK;
            }
        case BnCameraService::SET_PROPERTY:
            {
                CHECK_INTERFACE(ICameraService, data, reply);
                String8 const key = data.readString8();
                String8 const value = data.readString8();
                status_t const status = setProperty(key, value);
                reply->writeInt32(status);
                ALOGD("[SET_PROPERTY] - pid=%d, uid=%d (%s)=(%s) \n", getCallingPid(), getCallingUid(), key.string(), value.string());
                return OK;
            }
#endif  //MTK_CAMERA_BSP_SUPPORT
//!--
        case BnCameraService::CONNECT:
            const int pid = getCallingPid();
            const int self_pid = getpid();
            if (pid != self_pid) {
                // we're called from a different process, do the real check
                if (!checkCallingPermission(
                        String16("android.permission.CAMERA"))) {
                    const int uid = getCallingUid();
                    ALOGE("Permission Denial: "
                         "can't use the camera pid=%d, uid=%d", pid, uid);
                    return PERMISSION_DENIED;
                }
            }
            break;
    }

    return BnCameraService::onTransact(code, data, reply, flags);
}

status_t BnPrivateAfGlueHandler::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch (code) {
        case HANDLE_SET_PARAMETERS: {
            CHECK_INTERFACE(IPrivateAfGlueHandler, data, reply);
            audio_io_handle_t ioHandle = (audio_io_handle_t) data.readInt32();
            String8 keyValuePairs(data.readString8());
            reply->writeInt32(handleSetParameters(ioHandle, keyValuePairs));
            return NO_ERROR;
        } break;
        case HANDLE_GET_PARAMETERS: {
            CHECK_INTERFACE(IPrivateAfGlueHandler, data, reply);
            audio_io_handle_t ioHandle = (audio_io_handle_t) data.readInt32();
            String8 keys(data.readString8());
            reply->writeString8(handleGetParameters(ioHandle, keys));
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
};

status_t BnSurfaceComposerClient::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
     switch(code) {
        case CREATE_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            String8 name = data.readString8();
            uint32_t w = data.readInt32();
            uint32_t h = data.readInt32();
            PixelFormat format = data.readInt32();
            uint32_t flags = data.readInt32();
            sp<IBinder> handle;
            sp<IGraphicBufferProducer> gbp;
            status_t result = createSurface(name, w, h, format, flags,
                    &handle, &gbp);
            reply->writeStrongBinder(handle);
            reply->writeStrongBinder(gbp->asBinder());
            reply->writeInt32(result);
            return NO_ERROR;
        } break;
        case DESTROY_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            reply->writeInt32(destroySurface( data.readStrongBinder() ) );
            return NO_ERROR;
        } break;
       case CLEAR_LAYER_FRAME_STATS: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            sp<IBinder> handle = data.readStrongBinder();
            status_t result = clearLayerFrameStats(handle);
            reply->writeInt32(result);
            return NO_ERROR;
        } break;
        case GET_LAYER_FRAME_STATS: {
            CHECK_INTERFACE(ISurfaceComposerClient, data, reply);
            sp<IBinder> handle = data.readStrongBinder();
            FrameStats stats;
            status_t result = getLayerFrameStats(handle, &stats);
            reply->write(stats);
            reply->writeInt32(result);
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}

static void android_view_InputChannel_nativeReadFromParcel(JNIEnv* env, jobject obj,
        jobject parcelObj) {
    if (android_view_InputChannel_getNativeInputChannel(env, obj) != NULL) {
        jniThrowException(env, "java/lang/IllegalStateException",
                "This object already has a native input channel.");
        return;
    }

    Parcel* parcel = parcelForJavaObject(env, parcelObj);
    if (parcel) {
        bool isInitialized = parcel->readInt32();
        if (isInitialized) {
            String8 name = parcel->readString8();
            int32_t parcelAshmemFd = parcel->readFileDescriptor();
            int32_t ashmemFd = dup(parcelAshmemFd);
            if (ashmemFd < 0) {
                ALOGE("Error %d dup ashmem fd %d.", errno, parcelAshmemFd);
            }
            int32_t parcelReceivePipeFd = parcel->readFileDescriptor();
            int32_t receivePipeFd = dup(parcelReceivePipeFd);
            if (receivePipeFd < 0) {
                ALOGE("Error %d dup receive pipe fd %d.", errno, parcelReceivePipeFd);
            }
            int32_t parcelSendPipeFd = parcel->readFileDescriptor();
            int32_t sendPipeFd = dup(parcelSendPipeFd);
            if (sendPipeFd < 0) {
                ALOGE("Error %d dup send pipe fd %d.", errno, parcelSendPipeFd);
            }
            if (ashmemFd < 0 || receivePipeFd < 0 || sendPipeFd < 0) {
                if (ashmemFd >= 0) ::close(ashmemFd);
                if (receivePipeFd >= 0) ::close(receivePipeFd);
                if (sendPipeFd >= 0) ::close(sendPipeFd);
                jniThrowRuntimeException(env,
                        "Could not read input channel file descriptors from parcel.");
                return;
            }

            InputChannel* inputChannel = new InputChannel(name, ashmemFd,
                    receivePipeFd, sendPipeFd);
            NativeInputChannel* nativeInputChannel = new NativeInputChannel(inputChannel);

            android_view_InputChannel_setNativeInputChannel(env, obj, nativeInputChannel);
        }
    }
}

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;
#ifndef ANDROID_DEFAULT_CODE		
        case GET_PARAMETERS: {
            ALOGV("GET_PARAMETERS");
            CHECK_INTERFACE(ICamera, data, reply);
            reply->writeString8(getParameters());
            return NO_ERROR;
         } break;
        case SET_PARAMETERS: {
            ALOGV("SET_PARAMETERS");
            CHECK_INTERFACE(ICamera, data, reply);
            String8 params(data.readString8());
            reply->writeInt32(setParameters(params));
            return NO_ERROR;
         } break;
#endif
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}

status_t BnDrmServiceListener::onTransact(
        uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags) {

    switch (code) {
    case NOTIFY:
    {
        CHECK_INTERFACE(IDrmServiceListener, data, reply);
        int uniqueId = data.readInt32();
        int type = data.readInt32();
        const String8& message = data.readString8();

        status_t status = notify(DrmInfoEvent(uniqueId, type, message));
        reply->writeInt32(status);

        return DRM_NO_ERROR;
    }
    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}

//.........这里部分代码省略.........
            int ve = data.readInt32();
            reply->writeInt32(setVideoEncoder(ve));
            return NO_ERROR;
        } break;
        case SET_AUDIO_ENCODER: {
            ALOGV("SET_AUDIO_ENCODER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int ae = data.readInt32();
            reply->writeInt32(setAudioEncoder(ae));
            return NO_ERROR;

        } break;
        case SET_OUTPUT_FILE_FD: {
            ALOGV("SET_OUTPUT_FILE_FD");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int fd = dup(data.readFileDescriptor());
            int64_t offset = data.readInt64();
            int64_t length = data.readInt64();
            reply->writeInt32(setOutputFile(fd, offset, length));
            ::close(fd);
            return NO_ERROR;
        } break;
        case SET_VIDEO_SIZE: {
            ALOGV("SET_VIDEO_SIZE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int width = data.readInt32();
            int height = data.readInt32();
            reply->writeInt32(setVideoSize(width, height));
            return NO_ERROR;
        } break;
        case SET_VIDEO_FRAMERATE: {
            ALOGV("SET_VIDEO_FRAMERATE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            int frames_per_second = data.readInt32();
            reply->writeInt32(setVideoFrameRate(frames_per_second));
            return NO_ERROR;
        } break;
        case SET_PARAMETERS: {
            ALOGV("SET_PARAMETER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(setParameters(data.readString8()));
            return NO_ERROR;
        } break;
        case SET_LISTENER: {
            ALOGV("SET_LISTENER");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IMediaRecorderClient> listener =
                interface_cast<IMediaRecorderClient>(data.readStrongBinder());
            reply->writeInt32(setListener(listener));
            return NO_ERROR;
        } break;
        case SET_CLIENT_NAME: {
            ALOGV("SET_CLIENT_NAME");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            reply->writeInt32(setClientName(data.readString16()));
            return NO_ERROR;
        }
        case SET_PREVIEW_SURFACE: {
            ALOGV("SET_PREVIEW_SURFACE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IGraphicBufferProducer> surface = interface_cast<IGraphicBufferProducer>(
                    data.readStrongBinder());
            reply->writeInt32(setPreviewSurface(surface));
            return NO_ERROR;
        } break;
        case SET_CAMERA: {
            ALOGV("SET_CAMERA");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<ICamera> camera = interface_cast<ICamera>(data.readStrongBinder());
            sp<ICameraRecordingProxy> proxy =
                interface_cast<ICameraRecordingProxy>(data.readStrongBinder());
            reply->writeInt32(setCamera(camera, proxy));
            return NO_ERROR;
        } break;
        case SET_INPUT_SURFACE: {
            ALOGV("SET_INPUT_SURFACE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            sp<IGraphicBufferConsumer> surface = interface_cast<IGraphicBufferConsumer>(
                    data.readStrongBinder());
            reply->writeInt32(setInputSurface(surface));
            return NO_ERROR;
        } break;
        case QUERY_SURFACE_MEDIASOURCE: {
            ALOGV("QUERY_SURFACE_MEDIASOURCE");
            CHECK_INTERFACE(IMediaRecorder, data, reply);
            // call the mediaserver side to create
            // a surfacemediasource
            sp<IGraphicBufferProducer> surfaceMediaSource = querySurfaceMediaSource();
            // The mediaserver might have failed to create a source
            int returnedNull= (surfaceMediaSource == NULL) ? 1 : 0 ;
            reply->writeInt32(returnedNull);
            if (!returnedNull) {
                reply->writeStrongBinder(IInterface::asBinder(surfaceMediaSource));
            }
            return NO_ERROR;
        } break;
        default:
            return BBinder::onTransact(code, data, reply, flags);
    }
}

status_t BnSurfaceComposer::onTransact(
    uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags)
{
    switch(code) {
        case CREATE_CONNECTION: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createConnection()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case CREATE_GRAPHIC_BUFFER_ALLOC: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> b = createGraphicBufferAlloc()->asBinder();
            reply->writeStrongBinder(b);
        } break;
        case SET_TRANSACTION_STATE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            size_t count = data.readInt32();
            ComposerState s;
            Vector<ComposerState> state;
            state.setCapacity(count);
            for (size_t i=0 ; i<count ; i++) {
                s.read(data);
                state.add(s);
            }
            count = data.readInt32();
            DisplayState d;
            Vector<DisplayState> displays;
            displays.setCapacity(count);
            for (size_t i=0 ; i<count ; i++) {
                d.read(data);
                displays.add(d);
            }
            uint32_t flags = data.readInt32();
            setTransactionState(state, displays, flags);
        } break;
        case BOOT_FINISHED: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            bootFinished();
        } break;
        case CAPTURE_SCREEN: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            uint32_t reqWidth = data.readInt32();
            uint32_t reqHeight = data.readInt32();
            uint32_t minLayerZ = data.readInt32();
            uint32_t maxLayerZ = data.readInt32();
            sp<IMemoryHeap> heap;
            uint32_t w, h;
            PixelFormat f;
            status_t res = captureScreen(display, &heap, &w, &h, &f,
                    reqWidth, reqHeight, minLayerZ, maxLayerZ);
            reply->writeStrongBinder(heap->asBinder());
            reply->writeInt32(w);
            reply->writeInt32(h);
            reply->writeInt32(f);
            reply->writeInt32(res);
        } break;
        case AUTHENTICATE_SURFACE: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<ISurfaceTexture> surfaceTexture =
                    interface_cast<ISurfaceTexture>(data.readStrongBinder());
            int32_t result = authenticateSurfaceTexture(surfaceTexture) ? 1 : 0;
            reply->writeInt32(result);
        } break;
        case CREATE_DISPLAY_EVENT_CONNECTION: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IDisplayEventConnection> connection(createDisplayEventConnection());
            reply->writeStrongBinder(connection->asBinder());
            return NO_ERROR;
        } break;
        case CREATE_DISPLAY: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            String8 displayName = data.readString8();
            bool secure = bool(data.readInt32());
            sp<IBinder> display(createDisplay(displayName, secure));
            reply->writeStrongBinder(display);
            return NO_ERROR;
        } break;
        case GET_BUILT_IN_DISPLAY: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            int32_t id = data.readInt32();
            sp<IBinder> display(getBuiltInDisplay(id));
            reply->writeStrongBinder(display);
            return NO_ERROR;
        } break;
        case BLANK: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            blank(display);
        } break;
        case UNBLANK: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            sp<IBinder> display = data.readStrongBinder();
            unblank(display);
        } break;
        case GET_DISPLAY_INFO: {
            CHECK_INTERFACE(ISurfaceComposer, data, reply);
            DisplayInfo info;
            sp<IBinder> display = data.readStrongBinder();
            status_t result = getDisplayInfo(display, &info);
//.........这里部分代码省略.........

status_t BnDrmManagerService::onTransact(
            uint32_t code, const Parcel& data,
            Parcel* reply, uint32_t flags) {
    LOGV("Entering BnDrmManagerService::onTransact with code %d", code);

    switch (code) {
    case ADD_UNIQUEID:
    {
        LOGV("BnDrmManagerService::onTransact :ADD_UNIQUEID");
        CHECK_INTERFACE(IDrmManagerService, data, reply);
        int uniqueId = addUniqueId(data.readInt32());
        reply->writeInt32(uniqueId);
        return DRM_NO_ERROR;
    }

    case REMOVE_UNIQUEID:
    {
        LOGV("BnDrmManagerService::onTransact :REMOVE_UNIQUEID");
        CHECK_INTERFACE(IDrmManagerService, data, reply);
        removeUniqueId(data.readInt32());
        return DRM_NO_ERROR;
    }

    case LOAD_PLUGINS:
    {
        LOGV("BnDrmManagerService::onTransact :LOAD_PLUGINS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = loadPlugIns(data.readInt32());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case LOAD_PLUGINS_FROM_PATH:
    {
        LOGV("BnDrmManagerService::onTransact :LOAD_PLUGINS_FROM_PATH");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = loadPlugIns(data.readInt32(), data.readString8());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case SET_DRM_SERVICE_LISTENER:
    {
        LOGV("BnDrmManagerService::onTransact :SET_DRM_SERVICE_LISTENER");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const sp<IDrmServiceListener> drmServiceListener
            = interface_cast<IDrmServiceListener> (data.readStrongBinder());

        status_t status = setDrmServiceListener(uniqueId, drmServiceListener);

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case UNLOAD_PLUGINS:
    {
        LOGV("BnDrmManagerService::onTransact :UNLOAD_PLUGINS");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        status_t status = unloadPlugIns(uniqueId);

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case INSTALL_DRM_ENGINE:
    {
        LOGV("BnDrmManagerService::onTransact :INSTALL_DRM_ENGINE");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        status_t status = installDrmEngine(data.readInt32(), data.readString8());

        reply->writeInt32(status);
        return DRM_NO_ERROR;
    }

    case GET_CONSTRAINTS_FROM_CONTENT:
    {
        LOGV("BnDrmManagerService::onTransact :GET_CONSTRAINTS_FROM_CONTENT");
        CHECK_INTERFACE(IDrmManagerService, data, reply);

        const int uniqueId = data.readInt32();
        const String8 path = data.readString8();

        DrmConstraints* drmConstraints = getConstraints(uniqueId, &path, data.readInt32());

        if (NULL != drmConstraints) {
            //Filling DRM Constraints contents
            reply->writeInt32(drmConstraints->getCount());

            DrmConstraints::KeyIterator keyIt = drmConstraints->keyIterator();
            while (keyIt.hasNext()) {
                const String8 key = keyIt.next();
//.........这里部分代码省略.........

//.........这里部分代码省略.........
        reply->writeInt32(setAudioSource(as));
        return NO_ERROR;
    }
    break;
    case SET_OUTPUT_FORMAT: {
        LOGV("SET_OUTPUT_FORMAT");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int of = data.readInt32();
        reply->writeInt32(setOutputFormat(of));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_ENCODER: {
        LOGV("SET_VIDEO_ENCODER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int ve = data.readInt32();
        reply->writeInt32(setVideoEncoder(ve));
        return NO_ERROR;
    }
    break;
    case SET_AUDIO_ENCODER: {
        LOGV("SET_AUDIO_ENCODER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int ae = data.readInt32();
        reply->writeInt32(setAudioEncoder(ae));
        return NO_ERROR;

    }
    break;
    case SET_OUTPUT_FILE_PATH: {
        LOGV("SET_OUTPUT_FILE_PATH");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        const char* path = data.readCString();
        reply->writeInt32(setOutputFile(path));
        return NO_ERROR;
    }
    break;
    case SET_OUTPUT_FILE_FD: {
        LOGV("SET_OUTPUT_FILE_FD");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int fd = dup(data.readFileDescriptor());
        int64_t offset = data.readInt64();
        int64_t length = data.readInt64();
        reply->writeInt32(setOutputFile(fd, offset, length));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_SIZE: {
        LOGV("SET_VIDEO_SIZE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int width = data.readInt32();
        int height = data.readInt32();
        reply->writeInt32(setVideoSize(width, height));
        return NO_ERROR;
    }
    break;
    case SET_VIDEO_FRAMERATE: {
        LOGV("SET_VIDEO_FRAMERATE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        int frames_per_second = data.readInt32();
        reply->writeInt32(setVideoFrameRate(frames_per_second));
        return NO_ERROR;
    }
    break;
    case SET_PARAMETERS: {
        LOGV("SET_PARAMETER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        reply->writeInt32(setParameters(data.readString8()));
        return NO_ERROR;
    }
    break;
    case SET_LISTENER: {
        LOGV("SET_LISTENER");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<IMediaPlayerClient> listener =
            interface_cast<IMediaPlayerClient>(data.readStrongBinder());
        reply->writeInt32(setListener(listener));
        return NO_ERROR;
    }
    break;
    case SET_PREVIEW_SURFACE: {
        LOGV("SET_PREVIEW_SURFACE");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<ISurface> surface = interface_cast<ISurface>(data.readStrongBinder());
        reply->writeInt32(setPreviewSurface(surface));
        return NO_ERROR;
    }
    break;
    case SET_CAMERA: {
        LOGV("SET_CAMERA");
        CHECK_INTERFACE(IMediaRecorder, data, reply);
        sp<ICamera> camera = interface_cast<ICamera>(data.readStrongBinder());
        reply->writeInt32(setCamera(camera));
        return NO_ERROR;
    }
    break;
    default:
        return BBinder::onTransact(code, data, reply, flags);
    }
}