blob: b082fe492f7769101cfd7de672bbb8f4243f6d33 [file] [log] [blame]
/*
* 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 <sys/mman.h>
#include <binder/IMemory.h>
#include <binder/Parcel.h>
#include <media/IOMX.h>
#include <media/stagefright/foundation/ADebug.h>
#include <media/openmax/OMX_IndexExt.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,
CREATE_INPUT_SURFACE,
CREATE_PERSISTENT_INPUT_SURFACE,
SET_INPUT_SURFACE,
SIGNAL_END_OF_INPUT_STREAM,
STORE_META_DATA_IN_BUFFERS,
PREPARE_FOR_ADAPTIVE_PLAYBACK,
ALLOC_BUFFER,
ALLOC_BUFFER_WITH_BACKUP,
FREE_BUFFER,
FILL_BUFFER,
EMPTY_BUFFER,
GET_EXTENSION_INDEX,
OBSERVER_ON_MSG,
GET_GRAPHIC_BUFFER_USAGE,
SET_INTERNAL_OPTION,
UPDATE_GRAPHIC_BUFFER_IN_META,
CONFIGURE_VIDEO_TUNNEL_MODE,
};
class BpOMX : public BpInterface<IOMX> {
public:
BpOMX(const sp<IBinder> &impl)
: BpInterface<IOMX>(impl) {
}
virtual bool livesLocally(node_id node, pid_t pid) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
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(IInterface::asBinder(observer));
remote()->transact(ALLOCATE_NODE, data, &reply);
status_t err = reply.readInt32();
if (err == OK) {
*node = (node_id)reply.readInt32();
} else {
*node = 0;
}
return err;
}
virtual status_t freeNode(node_id node) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_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.writeInt32((int32_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.writeInt32((int32_t)node);
data.writeInt32(index);
data.writeInt64(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.writeInt32((int32_t)node);
data.writeInt32(index);
data.writeInt64(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.writeInt32((int32_t)node);
data.writeInt32(index);
data.writeInt64(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.writeInt32((int32_t)node);
data.writeInt32(index);
data.writeInt64(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.writeInt32((int32_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.writeInt32((int32_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.writeInt32((int32_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> &params,
buffer_id *buffer, OMX_U32 allottedSize) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeStrongBinder(IInterface::asBinder(params));
data.writeInt32(allottedSize);
remote()->transact(USE_BUFFER, data, &reply);
status_t err = reply.readInt32();
if (err != OK) {
*buffer = 0;
return err;
}
*buffer = (buffer_id)reply.readInt32();
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.writeInt32((int32_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 = (buffer_id)reply.readInt32();
return err;
}
virtual status_t updateGraphicBufferInMeta(
node_id node, OMX_U32 port_index,
const sp<GraphicBuffer> &graphicBuffer, buffer_id buffer) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.write(*graphicBuffer);
data.writeInt32((int32_t)buffer);
remote()->transact(UPDATE_GRAPHIC_BUFFER_IN_META, data, &reply);
status_t err = reply.readInt32();
return err;
}
virtual status_t createInputSurface(
node_id node, OMX_U32 port_index,
sp<IGraphicBufferProducer> *bufferProducer, MetadataBufferType *type) {
Parcel data, reply;
status_t err;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
err = remote()->transact(CREATE_INPUT_SURFACE, data, &reply);
if (err != OK) {
ALOGW("binder transaction failed: %d", err);
return err;
}
// read type even if createInputSurface failed
int negotiatedType = reply.readInt32();
if (type != NULL) {
*type = (MetadataBufferType)negotiatedType;
}
err = reply.readInt32();
if (err != OK) {
return err;
}
*bufferProducer = IGraphicBufferProducer::asInterface(
reply.readStrongBinder());
return err;
}
virtual status_t createPersistentInputSurface(
sp<IGraphicBufferProducer> *bufferProducer,
sp<IGraphicBufferConsumer> *bufferConsumer) {
Parcel data, reply;
status_t err;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
err = remote()->transact(CREATE_PERSISTENT_INPUT_SURFACE, data, &reply);
if (err != OK) {
ALOGW("binder transaction failed: %d", err);
return err;
}
err = reply.readInt32();
if (err != OK) {
return err;
}
*bufferProducer = IGraphicBufferProducer::asInterface(
reply.readStrongBinder());
*bufferConsumer = IGraphicBufferConsumer::asInterface(
reply.readStrongBinder());
return err;
}
virtual status_t setInputSurface(
node_id node, OMX_U32 port_index,
const sp<IGraphicBufferConsumer> &bufferConsumer, MetadataBufferType *type) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
status_t err;
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeStrongBinder(IInterface::asBinder(bufferConsumer));
err = remote()->transact(SET_INPUT_SURFACE, data, &reply);
if (err != OK) {
ALOGW("binder transaction failed: %d", err);
return err;
}
// read type even if setInputSurface failed
int negotiatedType = reply.readInt32();
if (type != NULL) {
*type = (MetadataBufferType)negotiatedType;
}
return reply.readInt32();
}
virtual status_t signalEndOfInputStream(node_id node) {
Parcel data, reply;
status_t err;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
err = remote()->transact(SIGNAL_END_OF_INPUT_STREAM, data, &reply);
if (err != OK) {
ALOGW("binder transaction failed: %d", err);
return err;
}
return reply.readInt32();
}
virtual status_t storeMetaDataInBuffers(
node_id node, OMX_U32 port_index, OMX_BOOL enable, MetadataBufferType *type) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeInt32((uint32_t)enable);
remote()->transact(STORE_META_DATA_IN_BUFFERS, data, &reply);
// read type even storeMetaDataInBuffers failed
int negotiatedType = reply.readInt32();
if (type != NULL) {
*type = (MetadataBufferType)negotiatedType;
}
return reply.readInt32();
}
virtual status_t prepareForAdaptivePlayback(
node_id node, OMX_U32 port_index, OMX_BOOL enable,
OMX_U32 max_width, OMX_U32 max_height) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeInt32((int32_t)enable);
data.writeInt32(max_width);
data.writeInt32(max_height);
remote()->transact(PREPARE_FOR_ADAPTIVE_PLAYBACK, data, &reply);
status_t err = reply.readInt32();
return err;
}
virtual status_t configureVideoTunnelMode(
node_id node, OMX_U32 portIndex, OMX_BOOL tunneled,
OMX_U32 audioHwSync, native_handle_t **sidebandHandle ) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(portIndex);
data.writeInt32((int32_t)tunneled);
data.writeInt32(audioHwSync);
remote()->transact(CONFIGURE_VIDEO_TUNNEL_MODE, data, &reply);
status_t err = reply.readInt32();
if (err == OK && sidebandHandle) {
*sidebandHandle = (native_handle_t *)reply.readNativeHandle();
}
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.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeInt64(size);
remote()->transact(ALLOC_BUFFER, data, &reply);
status_t err = reply.readInt32();
if (err != OK) {
*buffer = 0;
return err;
}
*buffer = (buffer_id)reply.readInt32();
*buffer_data = (void *)reply.readInt64();
return err;
}
virtual status_t allocateBufferWithBackup(
node_id node, OMX_U32 port_index, const sp<IMemory> &params,
buffer_id *buffer, OMX_U32 allottedSize) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeStrongBinder(IInterface::asBinder(params));
data.writeInt32(allottedSize);
remote()->transact(ALLOC_BUFFER_WITH_BACKUP, data, &reply);
status_t err = reply.readInt32();
if (err != OK) {
*buffer = 0;
return err;
}
*buffer = (buffer_id)reply.readInt32();
return err;
}
virtual status_t freeBuffer(
node_id node, OMX_U32 port_index, buffer_id buffer) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeInt32((int32_t)buffer);
remote()->transact(FREE_BUFFER, data, &reply);
return reply.readInt32();
}
virtual status_t fillBuffer(node_id node, buffer_id buffer, int fenceFd) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32((int32_t)buffer);
data.writeInt32(fenceFd >= 0);
if (fenceFd >= 0) {
data.writeFileDescriptor(fenceFd, true /* takeOwnership */);
}
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, int fenceFd) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32((int32_t)buffer);
data.writeInt32(range_offset);
data.writeInt32(range_length);
data.writeInt32(flags);
data.writeInt64(timestamp);
data.writeInt32(fenceFd >= 0);
if (fenceFd >= 0) {
data.writeFileDescriptor(fenceFd, true /* takeOwnership */);
}
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.writeInt32((int32_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;
}
virtual status_t setInternalOption(
node_id node,
OMX_U32 port_index,
InternalOptionType type,
const void *optionData,
size_t size) {
Parcel data, reply;
data.writeInterfaceToken(IOMX::getInterfaceDescriptor());
data.writeInt32((int32_t)node);
data.writeInt32(port_index);
data.writeInt64(size);
data.write(optionData, size);
data.writeInt32(type);
remote()->transact(SET_INTERNAL_OPTION, data, &reply);
return reply.readInt32();
}
};
IMPLEMENT_META_INTERFACE(OMX, "android.hardware.IOMX");
////////////////////////////////////////////////////////////////////////////////
#define CHECK_OMX_INTERFACE(interface, data, reply) \
do { if (!data.enforceInterface(interface::getInterfaceDescriptor())) { \
ALOGW("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_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
pid_t pid = (pid_t)data.readInt32();
reply->writeInt32(livesLocally(node, pid));
return OK;
}
case LIST_NODES:
{
CHECK_OMX_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_OMX_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->writeInt32((int32_t)node);
}
return NO_ERROR;
}
case FREE_NODE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
reply->writeInt32(freeNode(node));
return NO_ERROR;
}
case SEND_COMMAND:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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:
case SET_INTERNAL_OPTION:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_INDEXTYPE index = static_cast<OMX_INDEXTYPE>(data.readInt32());
size_t size = data.readInt64();
status_t err = NOT_ENOUGH_DATA;
void *params = NULL;
size_t pageSize = 0;
size_t allocSize = 0;
bool isUsageBits = (index == (OMX_INDEXTYPE) OMX_IndexParamConsumerUsageBits);
if ((isUsageBits && size < 4) ||
(!isUsageBits && code != SET_INTERNAL_OPTION && size < 8)) {
// we expect the structure to contain at least the size and
// version, 8 bytes total
ALOGE("b/27207275 (%zu) (%d/%d)", size, int(index), int(code));
android_errorWriteLog(0x534e4554, "27207275");
} else {
err = NO_MEMORY;
pageSize = (size_t) sysconf(_SC_PAGE_SIZE);
if (size > SIZE_MAX - (pageSize * 2)) {
ALOGE("requested param size too big");
} else {
allocSize = (size + pageSize * 2) & ~(pageSize - 1);
params = mmap(NULL, allocSize, PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS, -1 /* fd */, 0 /* offset */);
}
if (params != MAP_FAILED) {
err = data.read(params, size);
if (err != OK) {
android_errorWriteLog(0x534e4554, "26914474");
} else {
err = NOT_ENOUGH_DATA;
OMX_U32 declaredSize = *(OMX_U32*)params;
if (code != SET_INTERNAL_OPTION &&
index != (OMX_INDEXTYPE) OMX_IndexParamConsumerUsageBits &&
declaredSize > size) {
// the buffer says it's bigger than it actually is
ALOGE("b/27207275 (%u/%zu)", declaredSize, size);
android_errorWriteLog(0x534e4554, "27207275");
} else {
// mark the last page as inaccessible, to avoid exploitation
// of codecs that access past the end of the allocation because
// they didn't check the size
mprotect((char*)params + allocSize - pageSize, pageSize, PROT_NONE);
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;
case SET_INTERNAL_OPTION:
{
InternalOptionType type =
(InternalOptionType)data.readInt32();
err = setInternalOption(node, index, type, params, size);
break;
}
default:
TRESPASS();
}
}
}
} else {
ALOGE("couldn't map: %s", strerror(errno));
}
}
reply->writeInt32(err);
if ((code == GET_PARAMETER || code == GET_CONFIG) && err == OK) {
reply->write(params, size);
}
if (params) {
munmap(params, allocSize);
}
params = NULL;
return NO_ERROR;
}
case GET_STATE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
sp<IMemory> params =
interface_cast<IMemory>(data.readStrongBinder());
OMX_U32 allottedSize = data.readInt32();
buffer_id buffer;
status_t err = useBuffer(node, port_index, params, &buffer, allottedSize);
reply->writeInt32(err);
if (err == OK) {
reply->writeInt32((int32_t)buffer);
}
return NO_ERROR;
}
case USE_GRAPHIC_BUFFER:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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->writeInt32((int32_t)buffer);
}
return NO_ERROR;
}
case UPDATE_GRAPHIC_BUFFER_IN_META:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
sp<GraphicBuffer> graphicBuffer = new GraphicBuffer();
data.read(*graphicBuffer);
buffer_id buffer = (buffer_id)data.readInt32();
status_t err = updateGraphicBufferInMeta(
node, port_index, graphicBuffer, buffer);
reply->writeInt32(err);
return NO_ERROR;
}
case CREATE_INPUT_SURFACE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
sp<IGraphicBufferProducer> bufferProducer;
MetadataBufferType type = kMetadataBufferTypeInvalid;
status_t err = createInputSurface(node, port_index, &bufferProducer, &type);
if ((err != OK) && (type == kMetadataBufferTypeInvalid)) {
android_errorWriteLog(0x534e4554, "26324358");
}
reply->writeInt32(type);
reply->writeInt32(err);
if (err == OK) {
reply->writeStrongBinder(IInterface::asBinder(bufferProducer));
}
return NO_ERROR;
}
case CREATE_PERSISTENT_INPUT_SURFACE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
sp<IGraphicBufferProducer> bufferProducer;
sp<IGraphicBufferConsumer> bufferConsumer;
status_t err = createPersistentInputSurface(
&bufferProducer, &bufferConsumer);
reply->writeInt32(err);
if (err == OK) {
reply->writeStrongBinder(IInterface::asBinder(bufferProducer));
reply->writeStrongBinder(IInterface::asBinder(bufferConsumer));
}
return NO_ERROR;
}
case SET_INPUT_SURFACE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
sp<IGraphicBufferConsumer> bufferConsumer =
interface_cast<IGraphicBufferConsumer>(data.readStrongBinder());
MetadataBufferType type = kMetadataBufferTypeInvalid;
status_t err = setInputSurface(node, port_index, bufferConsumer, &type);
if ((err != OK) && (type == kMetadataBufferTypeInvalid)) {
android_errorWriteLog(0x534e4554, "26324358");
}
reply->writeInt32(type);
reply->writeInt32(err);
return NO_ERROR;
}
case SIGNAL_END_OF_INPUT_STREAM:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
status_t err = signalEndOfInputStream(node);
reply->writeInt32(err);
return NO_ERROR;
}
case STORE_META_DATA_IN_BUFFERS:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
OMX_BOOL enable = (OMX_BOOL)data.readInt32();
MetadataBufferType type = kMetadataBufferTypeInvalid;
status_t err = storeMetaDataInBuffers(node, port_index, enable, &type);
reply->writeInt32(type);
reply->writeInt32(err);
return NO_ERROR;
}
case PREPARE_FOR_ADAPTIVE_PLAYBACK:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
OMX_BOOL enable = (OMX_BOOL)data.readInt32();
OMX_U32 max_width = data.readInt32();
OMX_U32 max_height = data.readInt32();
status_t err = prepareForAdaptivePlayback(
node, port_index, enable, max_width, max_height);
reply->writeInt32(err);
return NO_ERROR;
}
case CONFIGURE_VIDEO_TUNNEL_MODE:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
OMX_BOOL tunneled = (OMX_BOOL)data.readInt32();
OMX_U32 audio_hw_sync = data.readInt32();
native_handle_t *sideband_handle = NULL;
status_t err = configureVideoTunnelMode(
node, port_index, tunneled, audio_hw_sync, &sideband_handle);
reply->writeInt32(err);
if(err == OK){
reply->writeNativeHandle(sideband_handle);
}
return NO_ERROR;
}
case ALLOC_BUFFER:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
if (!isSecure(node) || port_index != 0 /* kPortIndexInput */) {
ALOGE("b/24310423");
reply->writeInt32(INVALID_OPERATION);
return NO_ERROR;
}
size_t size = data.readInt64();
buffer_id buffer;
void *buffer_data;
status_t err = allocateBuffer(
node, port_index, size, &buffer, &buffer_data);
reply->writeInt32(err);
if (err == OK) {
reply->writeInt32((int32_t)buffer);
reply->writeInt64((uintptr_t)buffer_data);
}
return NO_ERROR;
}
case ALLOC_BUFFER_WITH_BACKUP:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
sp<IMemory> params =
interface_cast<IMemory>(data.readStrongBinder());
OMX_U32 allottedSize = data.readInt32();
buffer_id buffer;
status_t err = allocateBufferWithBackup(
node, port_index, params, &buffer, allottedSize);
reply->writeInt32(err);
if (err == OK) {
reply->writeInt32((int32_t)buffer);
}
return NO_ERROR;
}
case FREE_BUFFER:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
OMX_U32 port_index = data.readInt32();
buffer_id buffer = (buffer_id)data.readInt32();
reply->writeInt32(freeBuffer(node, port_index, buffer));
return NO_ERROR;
}
case FILL_BUFFER:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
buffer_id buffer = (buffer_id)data.readInt32();
bool haveFence = data.readInt32();
int fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1;
reply->writeInt32(fillBuffer(node, buffer, fenceFd));
return NO_ERROR;
}
case EMPTY_BUFFER:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
buffer_id buffer = (buffer_id)data.readInt32();
OMX_U32 range_offset = data.readInt32();
OMX_U32 range_length = data.readInt32();
OMX_U32 flags = data.readInt32();
OMX_TICKS timestamp = data.readInt64();
bool haveFence = data.readInt32();
int fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1;
reply->writeInt32(emptyBuffer(
node, buffer, range_offset, range_length, flags, timestamp, fenceFd));
return NO_ERROR;
}
case GET_EXTENSION_INDEX:
{
CHECK_OMX_INTERFACE(IOMX, data, reply);
node_id node = (node_id)data.readInt32();
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 onMessages(const std::list<omx_message> &messages) {
Parcel data, reply;
std::list<omx_message>::const_iterator it = messages.cbegin();
bool first = true;
while (it != messages.cend()) {
const omx_message &msg = *it++;
if (first) {
data.writeInterfaceToken(IOMXObserver::getInterfaceDescriptor());
data.writeInt32(msg.node);
first = false;
}
data.writeInt32(msg.fenceFd >= 0);
if (msg.fenceFd >= 0) {
data.writeFileDescriptor(msg.fenceFd, true /* takeOwnership */);
}
data.writeInt32(msg.type);
data.write(&msg.u, sizeof(msg.u));
ALOGV("onMessage writing message %d, size %zu", msg.type, sizeof(msg));
}
if (!first) {
data.writeInt32(-1); // mark end
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_OMX_INTERFACE(IOMXObserver, data, reply);
IOMX::node_id node = data.readInt32();
std::list<omx_message> messages;
status_t err = FAILED_TRANSACTION; // must receive at least one message
do {
int haveFence = data.readInt32();
if (haveFence < 0) { // we use -1 to mark end of messages
break;
}
omx_message msg;
msg.node = node;
msg.fenceFd = haveFence ? ::dup(data.readFileDescriptor()) : -1;
msg.type = (typeof(msg.type))data.readInt32();
err = data.read(&msg.u, sizeof(msg.u));
ALOGV("onTransact reading message %d, size %zu", msg.type, sizeof(msg));
messages.push_back(msg);
} while (err == OK);
if (err == OK) {
onMessages(messages);
}
return err;
}
default:
return BBinder::onTransact(code, data, reply, flags);
}
}
} // namespace android