Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "NdkMediaDataSource" |
| 19 | |
| 20 | #include "NdkMediaDataSourcePriv.h" |
| 21 | |
| 22 | #include <inttypes.h> |
| 23 | #include <jni.h> |
| 24 | #include <unistd.h> |
| 25 | |
Robert Shih | 730af22 | 2018-09-14 14:02:57 -0700 | [diff] [blame] | 26 | #include <android_runtime/AndroidRuntime.h> |
| 27 | #include <android_util_Binder.h> |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 28 | #include <binder/IServiceManager.h> |
| 29 | #include <cutils/properties.h> |
| 30 | #include <utils/Log.h> |
| 31 | #include <utils/StrongPointer.h> |
Robert Shih | 730af22 | 2018-09-14 14:02:57 -0700 | [diff] [blame] | 32 | #include <media/IMediaHTTPService.h> |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 33 | #include <media/NdkMediaError.h> |
| 34 | #include <media/NdkMediaDataSource.h> |
Robert Shih | 2568eb9 | 2018-09-19 10:00:46 -0700 | [diff] [blame] | 35 | #include <media/stagefright/DataSourceFactory.h> |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 36 | #include <media/stagefright/InterfaceUtils.h> |
Robert Shih | 730af22 | 2018-09-14 14:02:57 -0700 | [diff] [blame] | 37 | #include <mediaplayer2/JavaVMHelper.h> |
| 38 | #include <mediaplayer2/JMedia2HTTPService.h> |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 39 | |
| 40 | #include "../../libstagefright/include/HTTPBase.h" |
| 41 | #include "../../libstagefright/include/NuCachedSource2.h" |
Robert Shih | 2568eb9 | 2018-09-19 10:00:46 -0700 | [diff] [blame] | 42 | #include "NdkMediaDataSourceCallbacksPriv.h" |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 43 | |
| 44 | using namespace android; |
| 45 | |
| 46 | struct AMediaDataSource { |
| 47 | void *userdata; |
| 48 | AMediaDataSourceReadAt readAt; |
| 49 | AMediaDataSourceGetSize getSize; |
Robert Shih | 45b88d2 | 2018-02-05 13:52:39 -0800 | [diff] [blame] | 50 | AMediaDataSourceClose close; |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 51 | }; |
| 52 | |
| 53 | NdkDataSource::NdkDataSource(AMediaDataSource *dataSource) |
Robert Shih | d4faf9e | 2018-01-21 17:52:25 -0800 | [diff] [blame] | 54 | : mDataSource(AMediaDataSource_new()) { |
| 55 | AMediaDataSource_setReadAt(mDataSource, dataSource->readAt); |
| 56 | AMediaDataSource_setGetSize(mDataSource, dataSource->getSize); |
| 57 | AMediaDataSource_setClose(mDataSource, dataSource->close); |
| 58 | AMediaDataSource_setUserdata(mDataSource, dataSource->userdata); |
| 59 | } |
| 60 | |
| 61 | NdkDataSource::~NdkDataSource() { |
| 62 | AMediaDataSource_delete(mDataSource); |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 63 | } |
| 64 | |
| 65 | status_t NdkDataSource::initCheck() const { |
| 66 | return OK; |
| 67 | } |
| 68 | |
| 69 | ssize_t NdkDataSource::readAt(off64_t offset, void *data, size_t size) { |
| 70 | Mutex::Autolock l(mLock); |
| 71 | if (mDataSource->getSize == NULL || mDataSource->userdata == NULL) { |
| 72 | return -1; |
| 73 | } |
| 74 | return mDataSource->readAt(mDataSource->userdata, offset, data, size); |
| 75 | } |
| 76 | |
| 77 | status_t NdkDataSource::getSize(off64_t *size) { |
| 78 | Mutex::Autolock l(mLock); |
| 79 | if (mDataSource->getSize == NULL || mDataSource->userdata == NULL) { |
| 80 | return NO_INIT; |
| 81 | } |
| 82 | if (size != NULL) { |
| 83 | *size = mDataSource->getSize(mDataSource->userdata); |
| 84 | } |
| 85 | return OK; |
| 86 | } |
| 87 | |
| 88 | String8 NdkDataSource::toString() { |
| 89 | return String8::format("NdkDataSource(pid %d, uid %d)", getpid(), getuid()); |
| 90 | } |
| 91 | |
| 92 | String8 NdkDataSource::getMIMEType() const { |
| 93 | return String8("application/octet-stream"); |
| 94 | } |
| 95 | |
Robert Shih | 45b88d2 | 2018-02-05 13:52:39 -0800 | [diff] [blame] | 96 | void NdkDataSource::close() { |
| 97 | if (mDataSource->close != NULL && mDataSource->userdata != NULL) { |
| 98 | mDataSource->close(mDataSource->userdata); |
| 99 | } |
| 100 | } |
| 101 | |
Robert Shih | 730af22 | 2018-09-14 14:02:57 -0700 | [diff] [blame] | 102 | static sp<MediaHTTPService> createMediaHttpServiceFromJavaObj(JNIEnv *env, jobject obj, int version) { |
| 103 | if (obj == NULL) { |
| 104 | return NULL; |
| 105 | } |
| 106 | switch (version) { |
| 107 | case 1: |
| 108 | return interface_cast<IMediaHTTPService>(ibinderForJavaObject(env, obj)); |
| 109 | case 2: |
| 110 | return new JMedia2HTTPService(env, obj); |
| 111 | default: |
| 112 | return NULL; |
| 113 | } |
| 114 | } |
| 115 | |
| 116 | static sp<MediaHTTPService> createMediaHttpServiceTemplate( |
| 117 | JNIEnv *env, |
| 118 | const char *uri, |
| 119 | const char *clazz, |
| 120 | const char *method, |
| 121 | const char *signature, |
| 122 | int version) { |
| 123 | jobject service = NULL; |
| 124 | if (env == NULL) { |
| 125 | ALOGE("http service must be created from Java thread"); |
| 126 | return NULL; |
| 127 | } |
| 128 | |
| 129 | jclass mediahttpclass = env->FindClass(clazz); |
| 130 | if (mediahttpclass == NULL) { |
| 131 | ALOGE("can't find Media(2)HttpService"); |
| 132 | env->ExceptionClear(); |
| 133 | return NULL; |
| 134 | } |
| 135 | |
| 136 | jmethodID mediaHttpCreateMethod = env->GetStaticMethodID(mediahttpclass, method, signature); |
| 137 | if (mediaHttpCreateMethod == NULL) { |
| 138 | ALOGE("can't find method"); |
| 139 | env->ExceptionClear(); |
| 140 | return NULL; |
| 141 | } |
| 142 | |
| 143 | jstring juri = env->NewStringUTF(uri); |
| 144 | |
| 145 | service = env->CallStaticObjectMethod(mediahttpclass, mediaHttpCreateMethod, juri); |
| 146 | env->DeleteLocalRef(juri); |
| 147 | |
| 148 | env->ExceptionClear(); |
| 149 | sp<MediaHTTPService> httpService = createMediaHttpServiceFromJavaObj(env, service, version); |
| 150 | return httpService; |
| 151 | |
| 152 | } |
| 153 | |
| 154 | sp<MediaHTTPService> createMediaHttpService(const char *uri, int version) { |
| 155 | |
| 156 | JNIEnv *env; |
| 157 | const char *clazz, *method, *signature; |
| 158 | |
| 159 | switch (version) { |
| 160 | case 1: |
| 161 | env = AndroidRuntime::getJNIEnv(); |
| 162 | clazz = "android/media/MediaHTTPService"; |
| 163 | method = "createHttpServiceBinderIfNecessary"; |
| 164 | signature = "(Ljava/lang/String;)Landroid/os/IBinder;"; |
| 165 | break; |
| 166 | case 2: |
| 167 | env = JavaVMHelper::getJNIEnv(); |
| 168 | clazz = "android/media/Media2HTTPService"; |
| 169 | method = "createHTTPService"; |
| 170 | signature = "(Ljava/lang/String;)Landroid/media/Media2HTTPService;"; |
| 171 | break; |
| 172 | default: |
| 173 | return NULL; |
| 174 | } |
| 175 | |
| 176 | return createMediaHttpServiceTemplate(env, uri, clazz, method, signature, version); |
| 177 | |
| 178 | } |
| 179 | |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 180 | extern "C" { |
| 181 | |
| 182 | EXPORT |
| 183 | AMediaDataSource* AMediaDataSource_new() { |
| 184 | AMediaDataSource *mSource = new AMediaDataSource(); |
| 185 | mSource->userdata = NULL; |
| 186 | mSource->readAt = NULL; |
| 187 | mSource->getSize = NULL; |
Robert Shih | 45b88d2 | 2018-02-05 13:52:39 -0800 | [diff] [blame] | 188 | mSource->close = NULL; |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 189 | return mSource; |
| 190 | } |
| 191 | |
| 192 | EXPORT |
Robert Shih | 2568eb9 | 2018-09-19 10:00:46 -0700 | [diff] [blame] | 193 | AMediaDataSource* AMediaDataSource_newUri( |
| 194 | const char *uri, |
| 195 | int numheaders, |
| 196 | const char * const *key_values) { |
| 197 | |
| 198 | sp<MediaHTTPService> service = createMediaHttpService(uri, /* version = */ 1); |
| 199 | KeyedVector<String8, String8> headers; |
| 200 | for (int i = 0; i < numheaders; ++i) { |
| 201 | String8 key8(key_values[i * 2]); |
| 202 | String8 value8(key_values[i * 2 + 1]); |
| 203 | headers.add(key8, value8); |
| 204 | } |
| 205 | |
| 206 | sp<DataSource> source = DataSourceFactory::CreateFromURI(service, uri, &headers); |
| 207 | return convertDataSourceToAMediaDataSource(source); |
| 208 | } |
| 209 | |
| 210 | EXPORT |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 211 | void AMediaDataSource_delete(AMediaDataSource *mSource) { |
| 212 | ALOGV("dtor"); |
| 213 | if (mSource != NULL) { |
| 214 | delete mSource; |
| 215 | } |
| 216 | } |
| 217 | |
| 218 | EXPORT |
| 219 | void AMediaDataSource_setUserdata(AMediaDataSource *mSource, void *userdata) { |
| 220 | mSource->userdata = userdata; |
| 221 | } |
| 222 | |
| 223 | EXPORT |
| 224 | void AMediaDataSource_setReadAt(AMediaDataSource *mSource, AMediaDataSourceReadAt readAt) { |
| 225 | mSource->readAt = readAt; |
| 226 | } |
| 227 | |
| 228 | EXPORT |
| 229 | void AMediaDataSource_setGetSize(AMediaDataSource *mSource, AMediaDataSourceGetSize getSize) { |
| 230 | mSource->getSize = getSize; |
| 231 | } |
| 232 | |
Robert Shih | 45b88d2 | 2018-02-05 13:52:39 -0800 | [diff] [blame] | 233 | EXPORT |
| 234 | void AMediaDataSource_setClose(AMediaDataSource *mSource, AMediaDataSourceClose close) { |
| 235 | mSource->close = close; |
| 236 | } |
| 237 | |
Robert Shih | 0df451b | 2017-12-08 14:16:50 -0800 | [diff] [blame] | 238 | } // extern "C" |
| 239 | |