MetadataRetrieverClient.cpp revision ce0febae177d1816ee7a6750ed9fba52472b9a71
17b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project/* 27b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** 37b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** Copyright (C) 2008 The Android Open Source Project 47b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** 57b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 67b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** you may not use this file except in compliance with the License. 77b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** You may obtain a copy of the License at 87b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** 97b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 107b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** 117b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 127b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 137b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 147b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** See the License for the specific language governing permissions and 157b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project** limitations under the License. 167b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project*/ 177b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 187b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project//#define LOG_NDEBUG 0 197b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#define LOG_TAG "MetadataRetrieverClient" 207b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <utils/Log.h> 217b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 227b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <sys/types.h> 237b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <sys/stat.h> 2441fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#include <sys/resource.h> 257b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <dirent.h> 267b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <unistd.h> 277b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 287b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <string.h> 297b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <cutils/atomic.h> 30065c05e72091567632f927d9e5411e277480c1bfAndreas Huber#include <cutils/properties.h> 316b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian#include <binder/MemoryBase.h> 326b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian#include <binder/MemoryHeapBase.h> 337b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <android_runtime/ActivityManager.h> 347562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/IPCThreadState.h> 357562408b2261d38415453378b6188f74fda99d88Mathias Agopian#include <binder/IServiceManager.h> 367b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <media/MediaMetadataRetrieverInterface.h> 377b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <media/MediaPlayerInterface.h> 387b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <media/PVMetadataRetriever.h> 397b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include <private/media/VideoFrame.h> 40148c1a2a96774517407717b61e5bc9cb08be8806James Dong#include "MidiMetadataRetriever.h" 417b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project#include "MetadataRetrieverClient.h" 422a4a7d5af053a17586a262a1267ba993e31790f1Andreas Huber#include "StagefrightMetadataRetriever.h" 437b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 4441fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks/* desktop Linux needs a little help with gettid() */ 4541fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#if defined(HAVE_GETTID) && !defined(HAVE_ANDROID_OS) 4641fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#define __KERNEL__ 4741fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks# include <linux/unistd.h> 4841fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#ifdef _syscall0 4941fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks_syscall0(pid_t,gettid) 5041fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#else 5141fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparkspid_t gettid() { return syscall(__NR_gettid);} 5241fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#endif 5341fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#undef __KERNEL__ 5441fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks#endif 5541fbe930c0c128bcded1348e60d7d9e8f79d8a77Dave Sparks 567b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectnamespace android { 577b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 58148c1a2a96774517407717b61e5bc9cb08be8806James Dongextern player_type getPlayerType(const char* url); 59148c1a2a96774517407717b61e5bc9cb08be8806James Dongextern player_type getPlayerType(int fd, int64_t offset, int64_t length); 60148c1a2a96774517407717b61e5bc9cb08be8806James Dong 617b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source ProjectMetadataRetrieverClient::MetadataRetrieverClient(pid_t pid) 627b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 637b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("MetadataRetrieverClient constructor pid(%d)", pid); 647b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mPid = pid; 657b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mThumbnail = NULL; 667b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mAlbumArt = NULL; 676c5b21025f746fcb838499ae01b4d384ab1d2f66Jean-Baptiste Queru mRetriever = NULL; 68a569aebd284506058a34d9772ebb28c8dac09aa3James Dong mMode = METADATA_MODE_FRAME_CAPTURE_AND_METADATA_RETRIEVAL; 697b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 707b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 717b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source ProjectMetadataRetrieverClient::~MetadataRetrieverClient() 727b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 737b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("MetadataRetrieverClient destructor"); 747b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project disconnect(); 757b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 767b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 777b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectstatus_t MetadataRetrieverClient::dump(int fd, const Vector<String16>& args) const 787b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 797b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project const size_t SIZE = 256; 807b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project char buffer[SIZE]; 817b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project String8 result; 827b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project result.append(" MetadataRetrieverClient\n"); 83a569aebd284506058a34d9772ebb28c8dac09aa3James Dong snprintf(buffer, 255, " pid(%d) mode(%d)\n", mPid, mMode); 847b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project result.append(buffer); 857b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project write(fd, result.string(), result.size()); 867b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project write(fd, "\n", 1); 877b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NO_ERROR; 887b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 897b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 907b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectvoid MetadataRetrieverClient::disconnect() 917b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 927b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("disconnect from pid %d", mPid); 937b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 947b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mRetriever.clear(); 957b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mThumbnail.clear(); 967b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mAlbumArt.clear(); 97a569aebd284506058a34d9772ebb28c8dac09aa3James Dong mMode = METADATA_MODE_FRAME_CAPTURE_AND_METADATA_RETRIEVAL; 987b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project IPCThreadState::self()->flushCommands(); 997b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 1007b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 101148c1a2a96774517407717b61e5bc9cb08be8806James Dongstatic sp<MediaMetadataRetrieverBase> createRetriever(player_type playerType) 102148c1a2a96774517407717b61e5bc9cb08be8806James Dong{ 103148c1a2a96774517407717b61e5bc9cb08be8806James Dong sp<MediaMetadataRetrieverBase> p; 104148c1a2a96774517407717b61e5bc9cb08be8806James Dong switch (playerType) { 10547945ea184f62def4c5a1dd15164cfa3fd286882Andreas Huber case STAGEFRIGHT_PLAYER: 106065c05e72091567632f927d9e5411e277480c1bfAndreas Huber { 107608d77b1cf4fb9f63dc861e4e1fa3e80a732f626Andreas Huber p = new StagefrightMetadataRetriever; 108608d77b1cf4fb9f63dc861e4e1fa3e80a732f626Andreas Huber break; 109065c05e72091567632f927d9e5411e277480c1bfAndreas Huber } 110148c1a2a96774517407717b61e5bc9cb08be8806James Dong#ifndef NO_OPENCORE 111148c1a2a96774517407717b61e5bc9cb08be8806James Dong case PV_PLAYER: 112148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGV("create pv metadata retriever"); 113148c1a2a96774517407717b61e5bc9cb08be8806James Dong p = new PVMetadataRetriever(); 114148c1a2a96774517407717b61e5bc9cb08be8806James Dong break; 115148c1a2a96774517407717b61e5bc9cb08be8806James Dong#endif 116148c1a2a96774517407717b61e5bc9cb08be8806James Dong case SONIVOX_PLAYER: 117148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGV("create midi metadata retriever"); 118148c1a2a96774517407717b61e5bc9cb08be8806James Dong p = new MidiMetadataRetriever(); 119148c1a2a96774517407717b61e5bc9cb08be8806James Dong break; 120148c1a2a96774517407717b61e5bc9cb08be8806James Dong default: 121148c1a2a96774517407717b61e5bc9cb08be8806James Dong // TODO: 1222a4a7d5af053a17586a262a1267ba993e31790f1Andreas Huber // support for TEST_PLAYER 123148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGE("player type %d is not supported", playerType); 124148c1a2a96774517407717b61e5bc9cb08be8806James Dong break; 125148c1a2a96774517407717b61e5bc9cb08be8806James Dong } 126148c1a2a96774517407717b61e5bc9cb08be8806James Dong if (p == NULL) { 127148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGE("failed to create a retriever object"); 128148c1a2a96774517407717b61e5bc9cb08be8806James Dong } 129148c1a2a96774517407717b61e5bc9cb08be8806James Dong return p; 130148c1a2a96774517407717b61e5bc9cb08be8806James Dong} 131148c1a2a96774517407717b61e5bc9cb08be8806James Dong 1327b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectstatus_t MetadataRetrieverClient::setDataSource(const char *url) 1337b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 1347b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("setDataSource(%s)", url); 1357b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 1367b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (url == NULL) { 1377b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return UNKNOWN_ERROR; 1387b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 139148c1a2a96774517407717b61e5bc9cb08be8806James Dong player_type playerType = getPlayerType(url); 140148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGV("player type = %d", playerType); 141148c1a2a96774517407717b61e5bc9cb08be8806James Dong sp<MediaMetadataRetrieverBase> p = createRetriever(playerType); 142148c1a2a96774517407717b61e5bc9cb08be8806James Dong if (p == NULL) return NO_INIT; 143a569aebd284506058a34d9772ebb28c8dac09aa3James Dong status_t ret = p->setMode(mMode); 144a569aebd284506058a34d9772ebb28c8dac09aa3James Dong if (ret == NO_ERROR) { 145a569aebd284506058a34d9772ebb28c8dac09aa3James Dong ret = p->setDataSource(url); 146a569aebd284506058a34d9772ebb28c8dac09aa3James Dong } 147148c1a2a96774517407717b61e5bc9cb08be8806James Dong if (ret == NO_ERROR) mRetriever = p; 148148c1a2a96774517407717b61e5bc9cb08be8806James Dong return ret; 1497b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 1507b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 1517b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectstatus_t MetadataRetrieverClient::setDataSource(int fd, int64_t offset, int64_t length) 1527b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 1537b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("setDataSource fd=%d, offset=%lld, length=%lld", fd, offset, length); 1547b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 1557b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project struct stat sb; 1567b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project int ret = fstat(fd, &sb); 1577b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (ret != 0) { 1587b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("fstat(%d) failed: %d, %s", fd, ret, strerror(errno)); 159148c1a2a96774517407717b61e5bc9cb08be8806James Dong return BAD_VALUE; 1607b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 1617b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("st_dev = %llu", sb.st_dev); 1627b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("st_mode = %u", sb.st_mode); 1637b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("st_uid = %lu", sb.st_uid); 1647b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("st_gid = %lu", sb.st_gid); 1657b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("st_size = %llu", sb.st_size); 1667b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 1677b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (offset >= sb.st_size) { 1687b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("offset (%lld) bigger than file size (%llu)", offset, sb.st_size); 1697b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project ::close(fd); 170148c1a2a96774517407717b61e5bc9cb08be8806James Dong return BAD_VALUE; 1717b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 1727b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (offset + length > sb.st_size) { 1737b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project length = sb.st_size - offset; 174148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGV("calculated length = %lld", length); 175148c1a2a96774517407717b61e5bc9cb08be8806James Dong } 176148c1a2a96774517407717b61e5bc9cb08be8806James Dong 177148c1a2a96774517407717b61e5bc9cb08be8806James Dong player_type playerType = getPlayerType(fd, offset, length); 178148c1a2a96774517407717b61e5bc9cb08be8806James Dong LOGV("player type = %d", playerType); 179148c1a2a96774517407717b61e5bc9cb08be8806James Dong sp<MediaMetadataRetrieverBase> p = createRetriever(playerType); 180148c1a2a96774517407717b61e5bc9cb08be8806James Dong if (p == NULL) { 181148c1a2a96774517407717b61e5bc9cb08be8806James Dong ::close(fd); 182148c1a2a96774517407717b61e5bc9cb08be8806James Dong return NO_INIT; 1837b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 184a569aebd284506058a34d9772ebb28c8dac09aa3James Dong status_t status = p->setMode(mMode); 185a569aebd284506058a34d9772ebb28c8dac09aa3James Dong if (status == NO_ERROR) { 186a569aebd284506058a34d9772ebb28c8dac09aa3James Dong p->setDataSource(fd, offset, length); 187a569aebd284506058a34d9772ebb28c8dac09aa3James Dong } 188148c1a2a96774517407717b61e5bc9cb08be8806James Dong if (status == NO_ERROR) mRetriever = p; 1897b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project ::close(fd); 1907b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return status; 1917b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 1927b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 1937b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectstatus_t MetadataRetrieverClient::setMode(int mode) 1947b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 1957b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("setMode"); 1967b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 197a569aebd284506058a34d9772ebb28c8dac09aa3James Dong if (mode < METADATA_MODE_NOOP || 198a569aebd284506058a34d9772ebb28c8dac09aa3James Dong mode > METADATA_MODE_FRAME_CAPTURE_AND_METADATA_RETRIEVAL) { 199a569aebd284506058a34d9772ebb28c8dac09aa3James Dong LOGE("invalid mode %d", mode); 200a569aebd284506058a34d9772ebb28c8dac09aa3James Dong return BAD_VALUE; 2017b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 202a569aebd284506058a34d9772ebb28c8dac09aa3James Dong mMode = mode; 203a569aebd284506058a34d9772ebb28c8dac09aa3James Dong return NO_ERROR; 2047b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 2057b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 2067b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectstatus_t MetadataRetrieverClient::getMode(int* mode) const 2077b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 2087b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("getMode"); 2097b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 210a569aebd284506058a34d9772ebb28c8dac09aa3James Dong 211a569aebd284506058a34d9772ebb28c8dac09aa3James Dong // TODO: 212a569aebd284506058a34d9772ebb28c8dac09aa3James Dong // This may not be necessary. 213a569aebd284506058a34d9772ebb28c8dac09aa3James Dong // If setDataSource() has not been called, return the cached value 214a569aebd284506058a34d9772ebb28c8dac09aa3James Dong // otherwise, return the value retrieved from the retriever 2157b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mRetriever == NULL) { 216a569aebd284506058a34d9772ebb28c8dac09aa3James Dong *mode = mMode; 217a569aebd284506058a34d9772ebb28c8dac09aa3James Dong } else { 218a569aebd284506058a34d9772ebb28c8dac09aa3James Dong mRetriever->getMode(mode); 2197b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 220a569aebd284506058a34d9772ebb28c8dac09aa3James Dong return NO_ERROR; 2217b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 2227b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 2237b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectsp<IMemory> MetadataRetrieverClient::captureFrame() 2247b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 2257b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("captureFrame"); 2267b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 2277b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mThumbnail.clear(); 2287b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mRetriever == NULL) { 2297b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("retriever is not initialized"); 2307b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2317b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2327b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project VideoFrame *frame = mRetriever->captureFrame(); 2337b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (frame == NULL) { 2347b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("failed to capture a video frame"); 2357b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2367b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2377b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project size_t size = sizeof(VideoFrame) + frame->mSize; 2386b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian sp<MemoryHeapBase> heap = new MemoryHeapBase(size, 0, "MetadataRetrieverClient"); 2396b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian if (heap == NULL) { 2407b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("failed to create MemoryDealer"); 2417b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete frame; 2427b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2437b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2446b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian mThumbnail = new MemoryBase(heap, 0, size); 2457b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mThumbnail == NULL) { 2467b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("not enough memory for VideoFrame size=%u", size); 2477b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete frame; 2487b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2497b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2507b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project VideoFrame *frameCopy = static_cast<VideoFrame *>(mThumbnail->pointer()); 2517b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mWidth = frame->mWidth; 2527b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mHeight = frame->mHeight; 2537b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mDisplayWidth = frame->mDisplayWidth; 2547b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mDisplayHeight = frame->mDisplayHeight; 2557b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mSize = frame->mSize; 256ce0febae177d1816ee7a6750ed9fba52472b9a71James Dong frameCopy->mRotationAngle = frame->mRotationAngle; 257ce0febae177d1816ee7a6750ed9fba52472b9a71James Dong LOGV("rotation: %d", frameCopy->mRotationAngle); 2587b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project frameCopy->mData = (uint8_t *)frameCopy + sizeof(VideoFrame); 2597b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project memcpy(frameCopy->mData, frame->mData, frame->mSize); 2607b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete frame; // Fix memory leakage 2617b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return mThumbnail; 2627b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 2637b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 2647b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectsp<IMemory> MetadataRetrieverClient::extractAlbumArt() 2657b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 2667b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("extractAlbumArt"); 2677b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 2687b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project mAlbumArt.clear(); 2697b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mRetriever == NULL) { 2707b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("retriever is not initialized"); 2717b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2727b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2737b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project MediaAlbumArt *albumArt = mRetriever->extractAlbumArt(); 2747b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (albumArt == NULL) { 2757b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("failed to extract an album art"); 2767b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2777b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2787b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project size_t size = sizeof(MediaAlbumArt) + albumArt->mSize; 2796b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian sp<MemoryHeapBase> heap = new MemoryHeapBase(size, 0, "MetadataRetrieverClient"); 2806b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian if (heap == NULL) { 2817b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("failed to create MemoryDealer object"); 2827b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete albumArt; 2837b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2847b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2856b3359d4669f539c173bfc40809deb8ffde3dd0cMathias Agopian mAlbumArt = new MemoryBase(heap, 0, size); 2867b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mAlbumArt == NULL) { 2877b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("not enough memory for MediaAlbumArt size=%u", size); 2887b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete albumArt; 2897b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 2907b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 2917b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project MediaAlbumArt *albumArtCopy = static_cast<MediaAlbumArt *>(mAlbumArt->pointer()); 2927b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project albumArtCopy->mSize = albumArt->mSize; 2937b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project albumArtCopy->mData = (uint8_t *)albumArtCopy + sizeof(MediaAlbumArt); 2947b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project memcpy(albumArtCopy->mData, albumArt->mData, albumArt->mSize); 2957b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project delete albumArt; // Fix memory leakage 2967b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return mAlbumArt; 2977b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 2987b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 2997b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Projectconst char* MetadataRetrieverClient::extractMetadata(int keyCode) 3007b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project{ 3017b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGV("extractMetadata"); 3027b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project Mutex::Autolock lock(mLock); 3037b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project if (mRetriever == NULL) { 3047b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project LOGE("retriever is not initialized"); 3057b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return NULL; 3067b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project } 3077b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project return mRetriever->extractMetadata(keyCode); 3087b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project} 3097b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project 3107b5eb023f8d87cca6d830ae6c11c6aadbe02aca8The Android Open Source Project}; // namespace android 311