| /* |
| * 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_NDEBUG 0 |
| #define LOG_TAG "IOMX" |
| #include <utils/Log.h> |
| |
| #include <binder/IMemory.h> |
| #include <binder/Parcel.h> |
| #include <media/IOMX.h> |
| #include <media/stagefright/foundation/ADebug.h> |
| #include <surfaceflinger/ISurface.h> |
| #include <surfaceflinger/Surface.h> |
| |
| namespace android { |
| |
| enum { |
| CONNECT = IBinder::FIRST_CALL_TRANSACTION, |
| LIVES_LOCALLY, |
| LIST_NODES, |
| ALLOCATE_NODE, |
| FREE_NODE, |
| SEND_COMMAND, |
| GET_PARAMETER, |
| SET_PARAMETER, |
| GET_CONFIG, |
| SET_CONFIG, |
| GET_STATE, |
| ENABLE_GRAPHIC_BUFFERS, |
| USE_BUFFER, |
| USE_GRAPHIC_BUFFER, |
| STORE_META_DATA_IN_BUFFERS, |
| ALLOC_BUFFER, |
| ALLOC_BUFFER_WITH_BACKUP, |
| FREE_BUFFER, |
| FILL_BUFFER, |
| EMPTY_BUFFER, |
| GET_EXTENSION_INDEX, |
| OBSERVER_ON_MSG, |
| GET_GRAPHIC_BUFFER_USAGE, |
| }; |
| |
| class BpOMX : public BpInterface<IOMX> { |
| public: |
| BpOMX(const sp<IBinder> &impl) |
| : BpInterface<IOMX>(impl) { |
| } |
| |
| virtual bool livesLocally(pid_t pid) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeInt32(pid); |
| remote()->transact(LIVES_LOCALLY, data, &reply); |
| |
| return reply.readInt32() != 0; |
| } |
| |
| virtual status_t listNodes(List<ComponentInfo> *list) { |
| list->clear(); |
| |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| remote()->transact(LIST_NODES, data, &reply); |
| |
| int32_t n = reply.readInt32(); |
| for (int32_t i = 0; i < n; ++i) { |
| list->push_back(ComponentInfo()); |
| ComponentInfo &info = *--list->end(); |
| |
| info.mName = reply.readString8(); |
| int32_t numRoles = reply.readInt32(); |
| for (int32_t j = 0; j < numRoles; ++j) { |
| info.mRoles.push_back(reply.readString8()); |
| } |
| } |
| |
| return OK; |
| } |
| |
| virtual status_t allocateNode( |
| const char *name, const sp<IOMXObserver> &observer, node_id *node) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeCString(name); |
| data.writeStrongBinder(observer->asBinder()); |
| remote()->transact(ALLOCATE_NODE, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err == OK) { |
| *node = (void*)reply.readIntPtr(); |
| } else { |
| *node = 0; |
| } |
| |
| return err; |
| } |
| |
| virtual status_t freeNode(node_id node) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| remote()->transact(FREE_NODE, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t sendCommand( |
| node_id node, OMX_COMMANDTYPE cmd, OMX_S32 param) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(cmd); |
| data.writeInt32(param); |
| remote()->transact(SEND_COMMAND, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getParameter( |
| node_id node, OMX_INDEXTYPE index, |
| void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(index); |
| data.writeInt32(size); |
| data.write(params, size); |
| remote()->transact(GET_PARAMETER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| return err; |
| } |
| |
| reply.read(params, size); |
| |
| return OK; |
| } |
| |
| virtual status_t setParameter( |
| node_id node, OMX_INDEXTYPE index, |
| const void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(index); |
| data.writeInt32(size); |
| data.write(params, size); |
| remote()->transact(SET_PARAMETER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getConfig( |
| node_id node, OMX_INDEXTYPE index, |
| void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(index); |
| data.writeInt32(size); |
| data.write(params, size); |
| remote()->transact(GET_CONFIG, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| return err; |
| } |
| |
| reply.read(params, size); |
| |
| return OK; |
| } |
| |
| virtual status_t setConfig( |
| node_id node, OMX_INDEXTYPE index, |
| const void *params, size_t size) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(index); |
| data.writeInt32(size); |
| data.write(params, size); |
| remote()->transact(SET_CONFIG, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getState( |
| node_id node, OMX_STATETYPE* state) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| remote()->transact(GET_STATE, data, &reply); |
| |
| *state = static_cast<OMX_STATETYPE>(reply.readInt32()); |
| return reply.readInt32(); |
| } |
| |
| virtual status_t enableGraphicBuffers( |
| node_id node, OMX_U32 port_index, OMX_BOOL enable) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeInt32((uint32_t)enable); |
| remote()->transact(ENABLE_GRAPHIC_BUFFERS, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| return err; |
| } |
| |
| virtual status_t getGraphicBufferUsage( |
| node_id node, OMX_U32 port_index, OMX_U32* usage) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| remote()->transact(GET_GRAPHIC_BUFFER_USAGE, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| *usage = reply.readInt32(); |
| return err; |
| } |
| |
| virtual status_t useBuffer( |
| node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms, |
| buffer_id *buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeStrongBinder(params->asBinder()); |
| remote()->transact(USE_BUFFER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| |
| return err; |
| } |
| |
| *buffer = (void*)reply.readIntPtr(); |
| |
| return err; |
| } |
| |
| |
| virtual status_t useGraphicBuffer( |
| node_id node, OMX_U32 port_index, |
| const sp<GraphicBuffer> &graphicBuffer, buffer_id *buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.write(*graphicBuffer); |
| remote()->transact(USE_GRAPHIC_BUFFER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| |
| return err; |
| } |
| |
| *buffer = (void*)reply.readIntPtr(); |
| |
| return err; |
| } |
| |
| virtual status_t storeMetaDataInBuffers( |
| node_id node, OMX_U32 port_index, OMX_BOOL enable) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeInt32((uint32_t)enable); |
| remote()->transact(STORE_META_DATA_IN_BUFFERS, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| return err; |
| } |
| |
| virtual status_t allocateBuffer( |
| node_id node, OMX_U32 port_index, size_t size, |
| buffer_id *buffer, void **buffer_data) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeInt32(size); |
| remote()->transact(ALLOC_BUFFER, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| |
| return err; |
| } |
| |
| *buffer = (void *)reply.readIntPtr(); |
| *buffer_data = (void *)reply.readIntPtr(); |
| |
| return err; |
| } |
| |
| virtual status_t allocateBufferWithBackup( |
| node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms, |
| buffer_id *buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeStrongBinder(params->asBinder()); |
| remote()->transact(ALLOC_BUFFER_WITH_BACKUP, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err != OK) { |
| *buffer = 0; |
| |
| return err; |
| } |
| |
| *buffer = (void*)reply.readIntPtr(); |
| |
| return err; |
| } |
| |
| virtual status_t freeBuffer( |
| node_id node, OMX_U32 port_index, buffer_id buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeInt32(port_index); |
| data.writeIntPtr((intptr_t)buffer); |
| remote()->transact(FREE_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t fillBuffer(node_id node, buffer_id buffer) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeIntPtr((intptr_t)buffer); |
| remote()->transact(FILL_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t emptyBuffer( |
| node_id node, |
| buffer_id buffer, |
| OMX_U32 range_offset, OMX_U32 range_length, |
| OMX_U32 flags, OMX_TICKS timestamp) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeIntPtr((intptr_t)buffer); |
| data.writeInt32(range_offset); |
| data.writeInt32(range_length); |
| data.writeInt32(flags); |
| data.writeInt64(timestamp); |
| remote()->transact(EMPTY_BUFFER, data, &reply); |
| |
| return reply.readInt32(); |
| } |
| |
| virtual status_t getExtensionIndex( |
| node_id node, |
| const char *parameter_name, |
| OMX_INDEXTYPE *index) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMX::getInterfaceDescriptor()); |
| data.writeIntPtr((intptr_t)node); |
| data.writeCString(parameter_name); |
| |
| remote()->transact(GET_EXTENSION_INDEX, data, &reply); |
| |
| status_t err = reply.readInt32(); |
| if (err == OK) { |
| *index = static_cast<OMX_INDEXTYPE>(reply.readInt32()); |
| } else { |
| *index = OMX_IndexComponentStartUnused; |
| } |
| |
| return err; |
| } |
| }; |
| |
| IMPLEMENT_META_INTERFACE(OMX, "android.hardware.IOMX"); |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| #define CHECK_INTERFACE(interface, data, reply) \ |
| do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \ |
| LOGW("Call incorrectly routed to " #interface); \ |
| return PERMISSION_DENIED; \ |
| } } while (0) |
| |
| status_t BnOMX::onTransact( |
| uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) { |
| switch (code) { |
| case LIVES_LOCALLY: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| reply->writeInt32(livesLocally((pid_t)data.readInt32())); |
| |
| return OK; |
| } |
| |
| case LIST_NODES: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| List<ComponentInfo> list; |
| listNodes(&list); |
| |
| reply->writeInt32(list.size()); |
| for (List<ComponentInfo>::iterator it = list.begin(); |
| it != list.end(); ++it) { |
| ComponentInfo &cur = *it; |
| |
| reply->writeString8(cur.mName); |
| reply->writeInt32(cur.mRoles.size()); |
| for (List<String8>::iterator role_it = cur.mRoles.begin(); |
| role_it != cur.mRoles.end(); ++role_it) { |
| reply->writeString8(*role_it); |
| } |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case ALLOCATE_NODE: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| const char *name = data.readCString(); |
| |
| sp<IOMXObserver> observer = |
| interface_cast<IOMXObserver>(data.readStrongBinder()); |
| |
| node_id node; |
| |
| status_t err = allocateNode(name, observer, &node); |
| reply->writeInt32(err); |
| if (err == OK) { |
| reply->writeIntPtr((intptr_t)node); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case FREE_NODE: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| |
| reply->writeInt32(freeNode(node)); |
| |
| return NO_ERROR; |
| } |
| |
| case SEND_COMMAND: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| |
| OMX_COMMANDTYPE cmd = |
| static_cast<OMX_COMMANDTYPE>(data.readInt32()); |
| |
| OMX_S32 param = data.readInt32(); |
| reply->writeInt32(sendCommand(node, cmd, param)); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_PARAMETER: |
| case SET_PARAMETER: |
| case GET_CONFIG: |
| case SET_CONFIG: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32()); |
| |
| size_t size = data.readInt32(); |
| |
| void *params = malloc(size); |
| data.read(params, size); |
| |
| status_t err; |
| switch (code) { |
| case GET_PARAMETER: |
| err = getParameter(node, index, params, size); |
| break; |
| case SET_PARAMETER: |
| err = setParameter(node, index, params, size); |
| break; |
| case GET_CONFIG: |
| err = getConfig(node, index, params, size); |
| break; |
| case SET_CONFIG: |
| err = setConfig(node, index, params, size); |
| break; |
| default: |
| TRESPASS(); |
| } |
| |
| reply->writeInt32(err); |
| |
| if ((code == GET_PARAMETER || code == GET_CONFIG) && err == OK) { |
| reply->write(params, size); |
| } |
| |
| free(params); |
| params = NULL; |
| |
| return NO_ERROR; |
| } |
| |
| case GET_STATE: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_STATETYPE state = OMX_StateInvalid; |
| |
| status_t err = getState(node, &state); |
| reply->writeInt32(state); |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| case ENABLE_GRAPHIC_BUFFERS: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| OMX_BOOL enable = (OMX_BOOL)data.readInt32(); |
| |
| status_t err = enableGraphicBuffers(node, port_index, enable); |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_GRAPHIC_BUFFER_USAGE: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| |
| OMX_U32 usage = 0; |
| status_t err = getGraphicBufferUsage(node, port_index, &usage); |
| reply->writeInt32(err); |
| reply->writeInt32(usage); |
| |
| return NO_ERROR; |
| } |
| |
| case USE_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| sp<IMemory> params = |
| interface_cast<IMemory>(data.readStrongBinder()); |
| |
| buffer_id buffer; |
| status_t err = useBuffer(node, port_index, params, &buffer); |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeIntPtr((intptr_t)buffer); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case USE_GRAPHIC_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| sp<GraphicBuffer> graphicBuffer = new GraphicBuffer(); |
| data.read(*graphicBuffer); |
| |
| buffer_id buffer; |
| status_t err = useGraphicBuffer( |
| node, port_index, graphicBuffer, &buffer); |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeIntPtr((intptr_t)buffer); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case STORE_META_DATA_IN_BUFFERS: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| OMX_BOOL enable = (OMX_BOOL)data.readInt32(); |
| |
| status_t err = storeMetaDataInBuffers(node, port_index, enable); |
| reply->writeInt32(err); |
| |
| return NO_ERROR; |
| } |
| |
| case ALLOC_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| size_t size = data.readInt32(); |
| |
| buffer_id buffer; |
| void *buffer_data; |
| status_t err = allocateBuffer( |
| node, port_index, size, &buffer, &buffer_data); |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeIntPtr((intptr_t)buffer); |
| reply->writeIntPtr((intptr_t)buffer_data); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case ALLOC_BUFFER_WITH_BACKUP: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| sp<IMemory> params = |
| interface_cast<IMemory>(data.readStrongBinder()); |
| |
| buffer_id buffer; |
| status_t err = allocateBufferWithBackup( |
| node, port_index, params, &buffer); |
| |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeIntPtr((intptr_t)buffer); |
| } |
| |
| return NO_ERROR; |
| } |
| |
| case FREE_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| OMX_U32 port_index = data.readInt32(); |
| buffer_id buffer = (void*)data.readIntPtr(); |
| reply->writeInt32(freeBuffer(node, port_index, buffer)); |
| |
| return NO_ERROR; |
| } |
| |
| case FILL_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| buffer_id buffer = (void*)data.readIntPtr(); |
| reply->writeInt32(fillBuffer(node, buffer)); |
| |
| return NO_ERROR; |
| } |
| |
| case EMPTY_BUFFER: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| buffer_id buffer = (void*)data.readIntPtr(); |
| OMX_U32 range_offset = data.readInt32(); |
| OMX_U32 range_length = data.readInt32(); |
| OMX_U32 flags = data.readInt32(); |
| OMX_TICKS timestamp = data.readInt64(); |
| |
| reply->writeInt32( |
| emptyBuffer( |
| node, buffer, range_offset, range_length, |
| flags, timestamp)); |
| |
| return NO_ERROR; |
| } |
| |
| case GET_EXTENSION_INDEX: |
| { |
| CHECK_INTERFACE(IOMX, data, reply); |
| |
| node_id node = (void*)data.readIntPtr(); |
| const char *parameter_name = data.readCString(); |
| |
| OMX_INDEXTYPE index; |
| status_t err = getExtensionIndex(node, parameter_name, &index); |
| |
| reply->writeInt32(err); |
| |
| if (err == OK) { |
| reply->writeInt32(index); |
| } |
| |
| return OK; |
| } |
| |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| class BpOMXObserver : public BpInterface<IOMXObserver> { |
| public: |
| BpOMXObserver(const sp<IBinder> &impl) |
| : BpInterface<IOMXObserver>(impl) { |
| } |
| |
| virtual void onMessage(const omx_message &msg) { |
| Parcel data, reply; |
| data.writeInterfaceToken(IOMXObserver::getInterfaceDescriptor()); |
| data.write(&msg, sizeof(msg)); |
| |
| remote()->transact(OBSERVER_ON_MSG, data, &reply, IBinder::FLAG_ONEWAY); |
| } |
| }; |
| |
| IMPLEMENT_META_INTERFACE(OMXObserver, "android.hardware.IOMXObserver"); |
| |
| status_t BnOMXObserver::onTransact( |
| uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) { |
| switch (code) { |
| case OBSERVER_ON_MSG: |
| { |
| CHECK_INTERFACE(IOMXObserver, data, reply); |
| |
| omx_message msg; |
| data.read(&msg, sizeof(msg)); |
| |
| // XXX Could use readInplace maybe? |
| onMessage(msg); |
| |
| return NO_ERROR; |
| } |
| |
| default: |
| return BBinder::onTransact(code, data, reply, flags); |
| } |
| } |
| |
| } // namespace android |