blob: 8717a79870586552cfc3ad617e6777b4b183abe6 [file] [log] [blame]
/*
* Copyright (C) 2017 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 "OmxInfoBuilder"
#ifdef __LP64__
#define OMX_ANDROID_COMPILE_AS_32BIT_ON_64BIT_PLATFORMS
#endif
#include <utils/Log.h>
#include <cutils/properties.h>
#include <binder/IServiceManager.h>
#include <media/IMediaCodecService.h>
#include <media/stagefright/OmxInfoBuilder.h>
#include <media/stagefright/ACodec.h>
#include <android/hardware/media/omx/1.0/IOmxStore.h>
#include <android/hardware/media/omx/1.0/IOmx.h>
#include <android/hardware/media/omx/1.0/IOmxNode.h>
#include <media/stagefright/omx/OMXUtils.h>
#include <media/IOMXStore.h>
#include <media/IOMX.h>
#include <media/MediaDefs.h>
#include <media/omx/1.0/WOmx.h>
#include <media/openmax/OMX_Index.h>
#include <media/openmax/OMX_IndexExt.h>
#include <media/openmax/OMX_Audio.h>
#include <media/openmax/OMX_AudioExt.h>
#include <media/openmax/OMX_Video.h>
#include <media/openmax/OMX_VideoExt.h>
namespace android {
namespace /* unnamed */ {
status_t queryCapabilities(
const IOMXStore::NodeInfo& node, const char* mime, bool isEncoder,
MediaCodecInfo::CapabilitiesWriter* caps) {
sp<ACodec> codec = new ACodec();
status_t err = codec->queryCapabilities(
node.owner.c_str(), node.name.c_str(), mime, isEncoder, caps);
if (err != OK) {
return err;
}
for (const auto& attribute : node.attributes) {
// All features have an int32 value except
// "feature-bitrate-modes", which has a string value.
if ((attribute.key.compare(0, 8, "feature-") == 0) &&
(attribute.key.compare(8, 15, "bitrate-modes")
!= 0)) {
// If this attribute.key is a feature that is not a bitrate
// control, add an int32 value.
caps->addDetail(
attribute.key.c_str(),
attribute.value == "1" ? 1 : 0);
} else {
// Non-feature attributes
caps->addDetail(
attribute.key.c_str(), attribute.value.c_str());
}
}
return OK;
}
} // unnamed namespace
OmxInfoBuilder::OmxInfoBuilder() {
}
status_t OmxInfoBuilder::buildMediaCodecList(MediaCodecListWriter* writer) {
bool treble;
sp<IOMX> omx;
std::vector<IOMXStore::RoleInfo> roles;
treble = property_get_bool("persist.media.treble_omx", true);
if (treble) {
using namespace ::android::hardware::media::omx::V1_0;
using ::android::hardware::hidl_vec;
using ::android::hardware::hidl_string;
// Obtain IOmxStore
sp<IOmxStore> omxStore = IOmxStore::getService();
if (omxStore == nullptr) {
ALOGE("Cannot connect to an IOmxStore instance.");
return NO_INIT;
}
// List service attributes (global settings)
Status status;
hidl_vec<IOmxStore::ServiceAttribute> serviceAttributes;
auto transStatus = omxStore->listServiceAttributes(
[&status, &serviceAttributes]
(Status inStatus, const hidl_vec<IOmxStore::ServiceAttribute>&
inAttributes) {
status = inStatus;
serviceAttributes = inAttributes;
});
if (!transStatus.isOk()) {
ALOGE("Fail to obtain global settings from IOmxStore.");
return NO_INIT;
}
if (status != Status::OK) {
ALOGE("IOmxStore reports parsing error.");
return NO_INIT;
}
for (const auto& p : serviceAttributes) {
writer->addGlobalSetting(
p.key.c_str(), p.value.c_str());
}
// List roles and convert to IOMXStore's format
transStatus = omxStore->listRoles(
[&roles]
(const hidl_vec<IOmxStore::RoleInfo>& inRoleList) {
roles.reserve(inRoleList.size());
for (const auto& inRole : inRoleList) {
IOMXStore::RoleInfo role;
role.role = inRole.role;
role.type = inRole.type;
role.isEncoder = inRole.isEncoder;
role.preferPlatformNodes = inRole.preferPlatformNodes;
std::vector<IOMXStore::NodeInfo>& nodes =
role.nodes;
nodes.reserve(inRole.nodes.size());
for (const auto& inNode : inRole.nodes) {
IOMXStore::NodeInfo node;
node.name = inNode.name;
node.owner = inNode.owner;
std::vector<IOMXStore::Attribute>& attributes =
node.attributes;
attributes.reserve(inNode.attributes.size());
for (const auto& inAttr : inNode.attributes) {
IOMXStore::Attribute attr;
attr.key = inAttr.key;
attr.value = inAttr.value;
attributes.push_back(std::move(attr));
}
nodes.push_back(std::move(node));
}
roles.push_back(std::move(role));
}
});
if (!transStatus.isOk()) {
ALOGE("Fail to obtain codec roles from IOmxStore.");
return NO_INIT;
}
} else {
// Obtain IOMXStore
sp<IServiceManager> sm = defaultServiceManager();
if (sm == nullptr) {
ALOGE("Cannot obtain the default service manager.");
return NO_INIT;
}
sp<IBinder> codecBinder = sm->getService(String16("media.codec"));
if (codecBinder == nullptr) {
ALOGE("Cannot obtain the media codec service.");
return NO_INIT;
}
sp<IMediaCodecService> codecService =
interface_cast<IMediaCodecService>(codecBinder);
if (codecService == nullptr) {
ALOGE("Wrong type of media codec service obtained.");
return NO_INIT;
}
omx = codecService->getOMX();
if (omx == nullptr) {
ALOGE("Cannot connect to an IOMX instance.");
}
sp<IOMXStore> omxStore = codecService->getOMXStore();
if (omxStore == nullptr) {
ALOGE("Cannot connect to an IOMXStore instance.");
return NO_INIT;
}
// List service attributes (global settings)
std::vector<IOMXStore::Attribute> serviceAttributes;
status_t status = omxStore->listServiceAttributes(&serviceAttributes);
if (status != OK) {
ALOGE("Fail to obtain global settings from IOMXStore.");
return NO_INIT;
}
for (const auto& p : serviceAttributes) {
writer->addGlobalSetting(
p.key.c_str(), p.value.c_str());
}
// List roles
status = omxStore->listRoles(&roles);
if (status != OK) {
ALOGE("Fail to obtain codec roles from IOMXStore.");
return NO_INIT;
}
}
// Convert roles to lists of codecs
// codec name -> index into swCodecs
std::map<std::string, std::unique_ptr<MediaCodecInfoWriter> >
swCodecName2Info;
// codec name -> index into hwCodecs
std::map<std::string, std::unique_ptr<MediaCodecInfoWriter> >
hwCodecName2Info;
// owner name -> MediaCodecInfo
// This map will be used to obtain the correct IOmx service(s) needed for
// creating IOmxNode instances and querying capabilities.
std::map<std::string, std::vector<sp<MediaCodecInfo> > >
owner2CodecInfo;
for (const auto& role : roles) {
const auto& typeName = role.type;
bool isEncoder = role.isEncoder;
bool preferPlatformNodes = role.preferPlatformNodes;
// If preferPlatformNodes is true, hardware nodes must be added after
// platform (software) nodes. hwCodecs is used to hold hardware nodes
// that need to be added after software nodes for the same role.
std::vector<const IOMXStore::NodeInfo*> hwCodecs;
for (const auto& node : role.nodes) {
const auto& nodeName = node.name;
bool isSoftware = nodeName.compare(0, 10, "OMX.google") == 0;
MediaCodecInfoWriter* info;
if (isSoftware) {
auto c2i = swCodecName2Info.find(nodeName);
if (c2i == swCodecName2Info.end()) {
// Create a new MediaCodecInfo for a new node.
c2i = swCodecName2Info.insert(std::make_pair(
nodeName, writer->addMediaCodecInfo())).first;
info = c2i->second.get();
info->setName(nodeName.c_str());
info->setOwner(node.owner.c_str());
info->setEncoder(isEncoder);
} else {
// The node has been seen before. Simply retrieve the
// existing MediaCodecInfoWriter.
info = c2i->second.get();
}
} else {
auto c2i = hwCodecName2Info.find(nodeName);
if (c2i == hwCodecName2Info.end()) {
// Create a new MediaCodecInfo for a new node.
if (!preferPlatformNodes) {
c2i = hwCodecName2Info.insert(std::make_pair(
nodeName, writer->addMediaCodecInfo())).first;
info = c2i->second.get();
info->setName(nodeName.c_str());
info->setOwner(node.owner.c_str());
info->setEncoder(isEncoder);
} else {
// If preferPlatformNodes is true, this node must be
// added after all software nodes.
hwCodecs.push_back(&node);
continue;
}
} else {
// The node has been seen before. Simply retrieve the
// existing MediaCodecInfoWriter.
info = c2i->second.get();
}
}
std::unique_ptr<MediaCodecInfo::CapabilitiesWriter> caps =
info->addMime(typeName.c_str());
if (queryCapabilities(
node, typeName.c_str(), isEncoder, caps.get()) != OK) {
ALOGW("Fail to add mime %s to codec %s",
typeName.c_str(), nodeName.c_str());
info->removeMime(typeName.c_str());
}
}
// If preferPlatformNodes is true, hardware nodes will not have been
// added in the loop above, but rather saved in hwCodecs. They are
// going to be added here.
if (preferPlatformNodes) {
for (const auto& node : hwCodecs) {
MediaCodecInfoWriter* info;
const auto& nodeName = node->name;
auto c2i = hwCodecName2Info.find(nodeName);
if (c2i == hwCodecName2Info.end()) {
// Create a new MediaCodecInfo for a new node.
c2i = hwCodecName2Info.insert(std::make_pair(
nodeName, writer->addMediaCodecInfo())).first;
info = c2i->second.get();
info->setName(nodeName.c_str());
info->setOwner(node->owner.c_str());
info->setEncoder(isEncoder);
} else {
// The node has been seen before. Simply retrieve the
// existing MediaCodecInfoWriter.
info = c2i->second.get();
}
std::unique_ptr<MediaCodecInfo::CapabilitiesWriter> caps =
info->addMime(typeName.c_str());
if (queryCapabilities(
*node, typeName.c_str(), isEncoder, caps.get()) != OK) {
ALOGW("Fail to add mime %s to codec %s "
"after software codecs",
typeName.c_str(), nodeName.c_str());
info->removeMime(typeName.c_str());
}
}
}
}
return OK;
}
} // namespace android