Merge "Add non-treble IOMXStore interface" (ad8ea963) · Commits · e / os / android_frameworks_av

media/libmedia/Android.bp

+1 −0

Original line number	Diff line number	Diff line
		@@ -34,6 +34,7 @@ cc_defaults {
		"IMediaCodecList.cpp",
		"IMediaCodecService.cpp",
		"IOMX.cpp",
		"IOMXStore.cpp",
		"MediaCodecBuffer.cpp",
		"MediaCodecInfo.cpp",
		"MediaDefs.cpp",

media/libmedia/IOMXStore.cpp

0 → 100644

+367 −0

Original line number	Diff line number	Diff line
		/*
		* 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 "IOMXStore"

		#include <utils/Log.h>

		#include <media/IOMX.h>
		#include <media/IOMXStore.h>
		#include <android/hardware/media/omx/1.0/IOmxStore.h>

		#include <binder/IInterface.h>
		#include <binder/IBinder.h>
		#include <binder/Parcel.h>

		#include <vector>
		#include <string>

		namespace android {

		namespace {

		enum {
		CONNECT = IBinder::FIRST_CALL_TRANSACTION,
		LIST_SERVICE_ATTRIBUTES,
		GET_NODE_PREFIX,
		LIST_ROLES,
		GET_OMX,
		};

		// Forward declarations of std::vector<T> <-> Parcel conversion funcitons that
		// depend on writeToParcel() and readToParcel() for T <-> Parcel.

		template <typename T>
		status_t writeToParcel(const std::vector<T>& v, Parcel* p);

		template <typename T>
		status_t readFromParcel(std::vector<T>* v, const Parcel& p);

		// std::string <-> Parcel

		status_t writeToParcel(const std::string& s, Parcel* p) {
		if (s.size() > INT32_MAX) {
		return BAD_VALUE;
		}
		return p->writeByteArray(
		s.size(), reinterpret_cast<const uint8_t*>(s.c_str()));
		}

		status_t readFromParcel(std::string* s, const Parcel& p) {
		int32_t len;
		status_t status = p.readInt32(&len);
		if (status != NO_ERROR) {
		return status;
		} else if ((len < 0) \|\| (static_cast<uint64_t>(len) > SIZE_MAX)) {
		return BAD_VALUE;
		}
		s->resize(len);
		if (len == 0) {
		return NO_ERROR;
		}
		return p.read(static_cast<void*>(&s->front()), static_cast<size_t>(len));
		}

		// IOMXStore::Attribute <-> Parcel

		status_t writeToParcel(const IOMXStore::Attribute& a, Parcel* p) {
		status_t status = writeToParcel(a.key, p);
		if (status != NO_ERROR) {
		return status;
		}
		return writeToParcel(a.value, p);
		}

		status_t readFromParcel(IOMXStore::Attribute* a, const Parcel& p) {
		status_t status = readFromParcel(&(a->key), p);
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(&(a->value), p);
		}

		// IOMXStore::NodeInfo <-> Parcel

		status_t writeToParcel(const IOMXStore::NodeInfo& n, Parcel* p) {
		status_t status = writeToParcel(n.name, p);
		if (status != NO_ERROR) {
		return status;
		}
		status = writeToParcel(n.owner, p);
		if (status != NO_ERROR) {
		return status;
		}
		return writeToParcel(n.attributes, p);
		}

		status_t readFromParcel(IOMXStore::NodeInfo* n, const Parcel& p) {
		status_t status = readFromParcel(&(n->name), p);
		if (status != NO_ERROR) {
		return status;
		}
		status = readFromParcel(&(n->owner), p);
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(&(n->attributes), p);
		}

		// IOMXStore::RoleInfo <-> Parcel

		status_t writeToParcel(const IOMXStore::RoleInfo& r, Parcel* p) {
		status_t status = writeToParcel(r.role, p);
		if (status != NO_ERROR) {
		return status;
		}
		status = writeToParcel(r.type, p);
		if (status != NO_ERROR) {
		return status;
		}
		status = p->writeBool(r.isEncoder);
		if (status != NO_ERROR) {
		return status;
		}
		status = p->writeBool(r.preferPlatformNodes);
		if (status != NO_ERROR) {
		return status;
		}
		return writeToParcel(r.nodes, p);
		}

		status_t readFromParcel(IOMXStore::RoleInfo* r, const Parcel& p) {
		status_t status = readFromParcel(&(r->role), p);
		if (status != NO_ERROR) {
		return status;
		}
		status = readFromParcel(&(r->type), p);
		if (status != NO_ERROR) {
		return status;
		}
		status = p.readBool(&(r->isEncoder));
		if (status != NO_ERROR) {
		return status;
		}
		status = p.readBool(&(r->preferPlatformNodes));
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(&(r->nodes), p);
		}

		// std::vector<NodeInfo> <-> Parcel
		// std::vector<RoleInfo> <-> Parcel

		template <typename T>
		status_t writeToParcel(const std::vector<T>& v, Parcel* p) {
		status_t status = p->writeVectorSize(v);
		if (status != NO_ERROR) {
		return status;
		}
		for (const T& x : v) {
		status = writeToParcel(x, p);
		if (status != NO_ERROR) {
		return status;
		}
		}
		return NO_ERROR;
		}

		template <typename T>
		status_t readFromParcel(std::vector<T>* v, const Parcel& p) {
		status_t status = p.resizeOutVector(v);
		if (status != NO_ERROR) {
		return status;
		}
		for (T& x : *v) {
		status = readFromParcel(&x, p);
		if (status != NO_ERROR) {
		return status;
		}
		}
		return NO_ERROR;
		}

		} // unnamed namespace

		////////////////////////////////////////////////////////////////////////////////

		class BpOMXStore : public BpInterface<IOMXStore> {
		public:
		explicit BpOMXStore(const sp<IBinder> &impl)
		: BpInterface<IOMXStore>(impl) {
		}

		status_t listServiceAttributes(
		std::vector<Attribute>* attributes) override {
		Parcel data, reply;
		status_t status;
		status = data.writeInterfaceToken(IOMXStore::getInterfaceDescriptor());
		if (status != NO_ERROR) {
		return status;
		}
		status = remote()->transact(LIST_SERVICE_ATTRIBUTES, data, &reply);
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(attributes, reply);
		}

		status_t getNodePrefix(std::string* prefix) override {
		Parcel data, reply;
		status_t status;
		status = data.writeInterfaceToken(IOMXStore::getInterfaceDescriptor());
		if (status != NO_ERROR) {
		return status;
		}
		status = remote()->transact(GET_NODE_PREFIX, data, &reply);
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(prefix, reply);
		}

		status_t listRoles(std::vector<RoleInfo>* roleList) override {
		Parcel data, reply;
		status_t status;
		status = data.writeInterfaceToken(IOMXStore::getInterfaceDescriptor());
		if (status != NO_ERROR) {
		return status;
		}
		status = remote()->transact(LIST_ROLES, data, &reply);
		if (status != NO_ERROR) {
		return status;
		}
		return readFromParcel(roleList, reply);
		}

		status_t getOmx(const std::string& name, sp<IOMX>* omx) override {
		Parcel data, reply;
		status_t status;
		status = data.writeInterfaceToken(IOMXStore::getInterfaceDescriptor());
		if (status != NO_ERROR) {
		return status;
		}
		status = writeToParcel(name, &data);
		if (status != NO_ERROR) {
		return status;
		}
		status = remote()->transact(GET_OMX, data, &reply);
		if (status != NO_ERROR) {
		return status;
		}
		return reply.readStrongBinder(omx);
		}

		};

		IMPLEMENT_META_INTERFACE(OMXStore, "android.hardware.IOMXStore");

		////////////////////////////////////////////////////////////////////////////////

		#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 BnOMXStore::onTransact(
		uint32_t code, const Parcel &data, Parcel *reply, uint32_t flags) {
		switch (code) {
		case LIST_SERVICE_ATTRIBUTES: {
		CHECK_OMX_INTERFACE(IOMXStore, data, reply);
		status_t status;
		std::vector<Attribute> attributes;

		status = listServiceAttributes(&attributes);
		if (status != NO_ERROR) {
		ALOGE("listServiceAttributes() fails with status %d",
		static_cast<int>(status));
		return NO_ERROR;
		}
		status = writeToParcel(attributes, reply);
		if (status != NO_ERROR) {
		ALOGE("listServiceAttributes() fails to send reply");
		return NO_ERROR;
		}
		return NO_ERROR;
		}
		case GET_NODE_PREFIX: {
		CHECK_OMX_INTERFACE(IOMXStore, data, reply);
		status_t status;
		std::string prefix;

		status = getNodePrefix(&prefix);
		if (status != NO_ERROR) {
		ALOGE("getNodePrefix() fails with status %d",
		static_cast<int>(status));
		return NO_ERROR;
		}
		status = writeToParcel(prefix, reply);
		if (status != NO_ERROR) {
		ALOGE("getNodePrefix() fails to send reply");
		return NO_ERROR;
		}
		return NO_ERROR;
		}
		case LIST_ROLES: {
		CHECK_OMX_INTERFACE(IOMXStore, data, reply);
		status_t status;
		std::vector<RoleInfo> roleList;

		status = listRoles(&roleList);
		if (status != NO_ERROR) {
		ALOGE("listRoles() fails with status %d",
		static_cast<int>(status));
		return NO_ERROR;
		}
		status = writeToParcel(roleList, reply);
		if (status != NO_ERROR) {
		ALOGE("listRoles() fails to send reply");
		return NO_ERROR;
		}
		return NO_ERROR;
		}
		case GET_OMX: {
		CHECK_OMX_INTERFACE(IOMXStore, data, reply);
		status_t status;
		std::string name;
		sp<IOMX> omx;

		status = readFromParcel(&name, data);
		if (status != NO_ERROR) {
		ALOGE("getOmx() fails to retrieve name");
		return NO_ERROR;
		}
		status = getOmx(name, &omx);
		if (status != NO_ERROR) {
		ALOGE("getOmx() fails with status %d",
		static_cast<int>(status));
		return NO_ERROR;
		}
		status = reply->writeStrongBinder(IInterface::asBinder(omx));
		if (status != NO_ERROR) {
		ALOGE("getOmx() fails to send reply");
		return NO_ERROR;
		}
		return NO_ERROR;
		}
		default:
		return BBinder::onTransact(code, data, reply, flags);
		}
		}

		} // namespace android

media/libmedia/include/media/IOMXStore.h

0 → 100644

+84 −0

Original line number	Diff line number	Diff line
		/*
		* 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.
		*/

		#ifndef ANDROID_IOMXSTORE_H_

		#define ANDROID_IOMXSTORE_H_

		#include <media/IOMX.h>
		#include <android/hardware/media/omx/1.0/IOmxStore.h>

		#include <binder/IInterface.h>
		#include <binder/IBinder.h>

		#include <vector>
		#include <string>

		/*
		#include <OMX_Core.h>
		#include <OMX_Video.h>
		*/

		namespace android {

		using hardware::media::omx::V1_0::IOmxStore;

		class IOMXStore : public IInterface {
		public:
		DECLARE_META_INTERFACE(OMXStore);

		struct Attribute {
		std::string key;
		std::string value;
		};

		struct NodeInfo {
		std::string name;
		std::string owner;
		std::vector<Attribute> attributes;
		};

		struct RoleInfo {
		std::string role;
		std::string type;
		bool isEncoder;
		bool preferPlatformNodes;
		std::vector<NodeInfo> nodes;
		};

		virtual status_t listServiceAttributes(
		std::vector<Attribute>* attributes) = 0;

		virtual status_t getNodePrefix(std::string* prefix) = 0;

		virtual status_t listRoles(std::vector<RoleInfo>* roleList) = 0;

		virtual status_t getOmx(const std::string& name, sp<IOMX>* omx) = 0;
		};


		////////////////////////////////////////////////////////////////////////////////

		class BnOMXStore : public BnInterface<IOMXStore> {
		public:
		virtual status_t onTransact(
		uint32_t code, const Parcel &data, Parcel *reply,
		uint32_t flags = 0);
		};

		} // namespace android

		#endif // ANDROID_IOMX_H_