789 lines
22 KiB
C++
789 lines
22 KiB
C++
/*
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* Copyright (c) 2009 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//#define LOG_NDEBUG 0
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#define LOG_TAG "IOMX"
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#include <utils/Log.h>
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#include <binder/IMemory.h>
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#include <binder/Parcel.h>
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#include <media/IOMX.h>
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#include <media/stagefright/foundation/ADebug.h>
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namespace android {
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enum {
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CONNECT = IBinder::FIRST_CALL_TRANSACTION,
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LIVES_LOCALLY,
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LIST_NODES,
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ALLOCATE_NODE,
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FREE_NODE,
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SEND_COMMAND,
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GET_PARAMETER,
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SET_PARAMETER,
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GET_CONFIG,
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SET_CONFIG,
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GET_STATE,
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ENABLE_GRAPHIC_BUFFERS,
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USE_BUFFER,
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USE_GRAPHIC_BUFFER,
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STORE_META_DATA_IN_BUFFERS,
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ALLOC_BUFFER,
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ALLOC_BUFFER_WITH_BACKUP,
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FREE_BUFFER,
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FILL_BUFFER,
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EMPTY_BUFFER,
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GET_EXTENSION_INDEX,
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OBSERVER_ON_MSG,
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GET_GRAPHIC_BUFFER_USAGE,
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};
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class BpOMX : public BpInterface<IOMX> {
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public:
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BpOMX(const sp<IBinder> &impl)
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: BpInterface<IOMX>(impl) {
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}
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virtual bool livesLocally(node_id node, pid_t pid) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(pid);
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remote()->transact(LIVES_LOCALLY, data, &reply);
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return reply.readInt32() != 0;
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}
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virtual status_t listNodes(List<ComponentInfo> *list) {
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list->clear();
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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remote()->transact(LIST_NODES, data, &reply);
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int32_t n = reply.readInt32();
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for (int32_t i = 0; i < n; ++i) {
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list->push_back(ComponentInfo());
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ComponentInfo &info = *--list->end();
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info.mName = reply.readString8();
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int32_t numRoles = reply.readInt32();
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for (int32_t j = 0; j < numRoles; ++j) {
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info.mRoles.push_back(reply.readString8());
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}
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}
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return OK;
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}
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virtual status_t allocateNode(
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const char *name, const sp<IOMXObserver> &observer, node_id *node) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeCString(name);
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data.writeStrongBinder(observer->asBinder());
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remote()->transact(ALLOCATE_NODE, data, &reply);
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status_t err = reply.readInt32();
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if (err == OK) {
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*node = (void*)reply.readIntPtr();
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} else {
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*node = 0;
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}
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return err;
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}
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virtual status_t freeNode(node_id node) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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remote()->transact(FREE_NODE, data, &reply);
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return reply.readInt32();
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}
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virtual status_t sendCommand(
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node_id node, OMX_COMMANDTYPE cmd, OMX_S32 param) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(cmd);
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data.writeInt32(param);
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remote()->transact(SEND_COMMAND, data, &reply);
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return reply.readInt32();
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}
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virtual status_t getParameter(
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node_id node, OMX_INDEXTYPE index,
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void *params, size_t size) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(index);
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data.writeInt32(size);
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data.write(params, size);
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remote()->transact(GET_PARAMETER, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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return err;
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}
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reply.read(params, size);
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return OK;
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}
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virtual status_t setParameter(
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node_id node, OMX_INDEXTYPE index,
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const void *params, size_t size) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(index);
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data.writeInt32(size);
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data.write(params, size);
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remote()->transact(SET_PARAMETER, data, &reply);
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return reply.readInt32();
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}
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virtual status_t getConfig(
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node_id node, OMX_INDEXTYPE index,
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void *params, size_t size) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(index);
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data.writeInt32(size);
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data.write(params, size);
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remote()->transact(GET_CONFIG, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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return err;
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}
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reply.read(params, size);
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return OK;
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}
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virtual status_t setConfig(
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node_id node, OMX_INDEXTYPE index,
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const void *params, size_t size) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(index);
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data.writeInt32(size);
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data.write(params, size);
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remote()->transact(SET_CONFIG, data, &reply);
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return reply.readInt32();
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}
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virtual status_t getState(
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node_id node, OMX_STATETYPE* state) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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remote()->transact(GET_STATE, data, &reply);
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*state = static_cast<OMX_STATETYPE>(reply.readInt32());
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return reply.readInt32();
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}
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virtual status_t enableGraphicBuffers(
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node_id node, OMX_U32 port_index, OMX_BOOL enable) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeInt32((uint32_t)enable);
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remote()->transact(ENABLE_GRAPHIC_BUFFERS, data, &reply);
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status_t err = reply.readInt32();
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return err;
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}
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virtual status_t getGraphicBufferUsage(
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node_id node, OMX_U32 port_index, OMX_U32* usage) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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remote()->transact(GET_GRAPHIC_BUFFER_USAGE, data, &reply);
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status_t err = reply.readInt32();
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*usage = reply.readInt32();
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return err;
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}
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virtual status_t useBuffer(
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node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms,
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buffer_id *buffer) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeStrongBinder(params->asBinder());
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remote()->transact(USE_BUFFER, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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*buffer = 0;
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return err;
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}
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*buffer = (void*)reply.readIntPtr();
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return err;
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}
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virtual status_t useGraphicBuffer(
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node_id node, OMX_U32 port_index,
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const sp<GraphicBuffer> &graphicBuffer, buffer_id *buffer) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.write(*graphicBuffer);
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remote()->transact(USE_GRAPHIC_BUFFER, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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*buffer = 0;
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return err;
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}
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*buffer = (void*)reply.readIntPtr();
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return err;
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}
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virtual status_t storeMetaDataInBuffers(
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node_id node, OMX_U32 port_index, OMX_BOOL enable) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeInt32((uint32_t)enable);
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remote()->transact(STORE_META_DATA_IN_BUFFERS, data, &reply);
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status_t err = reply.readInt32();
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return err;
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}
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virtual status_t allocateBuffer(
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node_id node, OMX_U32 port_index, size_t size,
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buffer_id *buffer, void **buffer_data) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeInt32(size);
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remote()->transact(ALLOC_BUFFER, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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*buffer = 0;
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return err;
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}
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*buffer = (void *)reply.readIntPtr();
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*buffer_data = (void *)reply.readIntPtr();
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return err;
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}
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virtual status_t allocateBufferWithBackup(
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node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms,
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buffer_id *buffer) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeStrongBinder(params->asBinder());
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remote()->transact(ALLOC_BUFFER_WITH_BACKUP, data, &reply);
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status_t err = reply.readInt32();
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if (err != OK) {
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*buffer = 0;
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return err;
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}
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*buffer = (void*)reply.readIntPtr();
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return err;
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}
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virtual status_t freeBuffer(
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node_id node, OMX_U32 port_index, buffer_id buffer) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeInt32(port_index);
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data.writeIntPtr((intptr_t)buffer);
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remote()->transact(FREE_BUFFER, data, &reply);
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return reply.readInt32();
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}
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virtual status_t fillBuffer(node_id node, buffer_id buffer) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeIntPtr((intptr_t)buffer);
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remote()->transact(FILL_BUFFER, data, &reply);
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return reply.readInt32();
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}
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virtual status_t emptyBuffer(
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node_id node,
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buffer_id buffer,
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OMX_U32 range_offset, OMX_U32 range_length,
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OMX_U32 flags, OMX_TICKS timestamp) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeIntPtr((intptr_t)buffer);
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data.writeInt32(range_offset);
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data.writeInt32(range_length);
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data.writeInt32(flags);
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data.writeInt64(timestamp);
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remote()->transact(EMPTY_BUFFER, data, &reply);
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return reply.readInt32();
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}
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virtual status_t getExtensionIndex(
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node_id node,
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const char *parameter_name,
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OMX_INDEXTYPE *index) {
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Parcel data, reply;
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data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
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data.writeIntPtr((intptr_t)node);
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data.writeCString(parameter_name);
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remote()->transact(GET_EXTENSION_INDEX, data, &reply);
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status_t err = reply.readInt32();
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if (err == OK) {
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*index = static_cast<OMX_INDEXTYPE>(reply.readInt32());
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} else {
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*index = OMX_IndexComponentStartUnused;
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}
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return err;
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}
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};
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IMPLEMENT_META_INTERFACE(OMX, "android.hardware.IOMX");
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////////////////////////////////////////////////////////////////////////////////
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#define CHECK_INTERFACE(interface, data, reply) \
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do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
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ALOGW("Call incorrectly routed to " #interface); \
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return PERMISSION_DENIED; \
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} } while (0)
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status_t BnOMX::onTransact(
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uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) {
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switch (code) {
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case LIVES_LOCALLY:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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node_id node = (void *)data.readIntPtr();
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pid_t pid = (pid_t)data.readInt32();
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reply->writeInt32(livesLocally(node, pid));
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return OK;
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}
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case LIST_NODES:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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List<ComponentInfo> list;
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listNodes(&list);
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reply->writeInt32(list.size());
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for (List<ComponentInfo>::iterator it = list.begin();
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it != list.end(); ++it) {
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ComponentInfo &cur = *it;
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reply->writeString8(cur.mName);
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reply->writeInt32(cur.mRoles.size());
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for (List<String8>::iterator role_it = cur.mRoles.begin();
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role_it != cur.mRoles.end(); ++role_it) {
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reply->writeString8(*role_it);
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}
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}
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return NO_ERROR;
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}
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case ALLOCATE_NODE:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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const char *name = data.readCString();
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sp<IOMXObserver> observer =
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interface_cast<IOMXObserver>(data.readStrongBinder());
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node_id node;
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status_t err = allocateNode(name, observer, &node);
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reply->writeInt32(err);
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if (err == OK) {
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reply->writeIntPtr((intptr_t)node);
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}
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return NO_ERROR;
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}
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case FREE_NODE:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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node_id node = (void*)data.readIntPtr();
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reply->writeInt32(freeNode(node));
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return NO_ERROR;
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}
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case SEND_COMMAND:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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node_id node = (void*)data.readIntPtr();
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OMX_COMMANDTYPE cmd =
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static_cast<OMX_COMMANDTYPE>(data.readInt32());
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OMX_S32 param = data.readInt32();
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reply->writeInt32(sendCommand(node, cmd, param));
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return NO_ERROR;
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}
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case GET_PARAMETER:
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case SET_PARAMETER:
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case GET_CONFIG:
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case SET_CONFIG:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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node_id node = (void*)data.readIntPtr();
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OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32());
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size_t size = data.readInt32();
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void *params = malloc(size);
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data.read(params, size);
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status_t err;
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switch (code) {
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case GET_PARAMETER:
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err = getParameter(node, index, params, size);
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break;
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case SET_PARAMETER:
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err = setParameter(node, index, params, size);
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break;
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case GET_CONFIG:
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err = getConfig(node, index, params, size);
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break;
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case SET_CONFIG:
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err = setConfig(node, index, params, size);
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break;
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default:
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TRESPASS();
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}
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reply->writeInt32(err);
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if ((code == GET_PARAMETER || code == GET_CONFIG) && err == OK) {
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reply->write(params, size);
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}
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free(params);
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params = NULL;
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return NO_ERROR;
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}
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case GET_STATE:
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{
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CHECK_INTERFACE(IOMX, data, reply);
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node_id node = (void*)data.readIntPtr();
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OMX_STATETYPE state = OMX_StateInvalid;
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status_t err = getState(node, &state);
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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
|