The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2008 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 "MediaRecorderJNI" |
| 19 | #include <utils/Log.h> |
| 20 | |
Mathias Agopian | 000479f | 2010-02-09 17:46:37 -0800 | [diff] [blame] | 21 | #include <surfaceflinger/SurfaceComposerClient.h> |
| 22 | #include <camera/ICameraService.h> |
| 23 | #include <camera/Camera.h> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 24 | #include <media/mediarecorder.h> |
| 25 | #include <stdio.h> |
| 26 | #include <assert.h> |
| 27 | #include <limits.h> |
| 28 | #include <unistd.h> |
| 29 | #include <fcntl.h> |
| 30 | #include <utils/threads.h> |
| 31 | |
| 32 | #include "jni.h" |
| 33 | #include "JNIHelp.h" |
| 34 | #include "android_runtime/AndroidRuntime.h" |
| 35 | |
| 36 | |
| 37 | // ---------------------------------------------------------------------------- |
| 38 | |
| 39 | using namespace android; |
| 40 | |
| 41 | // ---------------------------------------------------------------------------- |
| 42 | |
| 43 | // helper function to extract a native Camera object from a Camera Java object |
Dave Sparks | 5e27115 | 2009-06-23 17:30:11 -0700 | [diff] [blame] | 44 | extern sp<Camera> get_native_camera(JNIEnv *env, jobject thiz, struct JNICameraContext** context); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 45 | |
| 46 | struct fields_t { |
| 47 | jfieldID context; |
| 48 | jfieldID surface; |
| 49 | /* actually in android.view.Surface XXX */ |
| 50 | jfieldID surface_native; |
| 51 | |
| 52 | jmethodID post_event; |
| 53 | }; |
| 54 | static fields_t fields; |
| 55 | |
| 56 | static Mutex sLock; |
| 57 | |
| 58 | // ---------------------------------------------------------------------------- |
| 59 | // ref-counted object for callbacks |
| 60 | class JNIMediaRecorderListener: public MediaRecorderListener |
| 61 | { |
| 62 | public: |
| 63 | JNIMediaRecorderListener(JNIEnv* env, jobject thiz, jobject weak_thiz); |
| 64 | ~JNIMediaRecorderListener(); |
| 65 | void notify(int msg, int ext1, int ext2); |
| 66 | private: |
| 67 | JNIMediaRecorderListener(); |
| 68 | jclass mClass; // Reference to MediaRecorder class |
| 69 | jobject mObject; // Weak ref to MediaRecorder Java object to call on |
| 70 | }; |
| 71 | |
| 72 | JNIMediaRecorderListener::JNIMediaRecorderListener(JNIEnv* env, jobject thiz, jobject weak_thiz) |
| 73 | { |
| 74 | |
| 75 | // Hold onto the MediaRecorder class for use in calling the static method |
| 76 | // that posts events to the application thread. |
| 77 | jclass clazz = env->GetObjectClass(thiz); |
| 78 | if (clazz == NULL) { |
| 79 | LOGE("Can't find android/media/MediaRecorder"); |
| 80 | jniThrowException(env, "java/lang/Exception", NULL); |
| 81 | return; |
| 82 | } |
| 83 | mClass = (jclass)env->NewGlobalRef(clazz); |
| 84 | |
| 85 | // We use a weak reference so the MediaRecorder object can be garbage collected. |
| 86 | // The reference is only used as a proxy for callbacks. |
| 87 | mObject = env->NewGlobalRef(weak_thiz); |
| 88 | } |
| 89 | |
| 90 | JNIMediaRecorderListener::~JNIMediaRecorderListener() |
| 91 | { |
| 92 | // remove global references |
| 93 | JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| 94 | env->DeleteGlobalRef(mObject); |
| 95 | env->DeleteGlobalRef(mClass); |
| 96 | } |
| 97 | |
| 98 | void JNIMediaRecorderListener::notify(int msg, int ext1, int ext2) |
| 99 | { |
| 100 | LOGV("JNIMediaRecorderListener::notify"); |
| 101 | |
| 102 | JNIEnv *env = AndroidRuntime::getJNIEnv(); |
| 103 | env->CallStaticVoidMethod(mClass, fields.post_event, mObject, msg, ext1, ext2, 0); |
| 104 | } |
| 105 | |
| 106 | // ---------------------------------------------------------------------------- |
| 107 | |
| 108 | static sp<Surface> get_surface(JNIEnv* env, jobject clazz) |
| 109 | { |
| 110 | LOGV("get_surface"); |
| 111 | Surface* const p = (Surface*)env->GetIntField(clazz, fields.surface_native); |
| 112 | return sp<Surface>(p); |
| 113 | } |
| 114 | |
| 115 | // Returns true if it throws an exception. |
| 116 | static bool process_media_recorder_call(JNIEnv *env, status_t opStatus, const char* exception, const char* message) |
| 117 | { |
| 118 | LOGV("process_media_recorder_call"); |
| 119 | if (opStatus == (status_t)INVALID_OPERATION) { |
| 120 | jniThrowException(env, "java/lang/IllegalStateException", NULL); |
| 121 | return true; |
| 122 | } else if (opStatus != (status_t)OK) { |
| 123 | jniThrowException(env, exception, message); |
| 124 | return true; |
| 125 | } |
| 126 | return false; |
| 127 | } |
| 128 | |
| 129 | static sp<MediaRecorder> getMediaRecorder(JNIEnv* env, jobject thiz) |
| 130 | { |
| 131 | Mutex::Autolock l(sLock); |
| 132 | MediaRecorder* const p = (MediaRecorder*)env->GetIntField(thiz, fields.context); |
| 133 | return sp<MediaRecorder>(p); |
| 134 | } |
| 135 | |
| 136 | static sp<MediaRecorder> setMediaRecorder(JNIEnv* env, jobject thiz, const sp<MediaRecorder>& recorder) |
| 137 | { |
| 138 | Mutex::Autolock l(sLock); |
| 139 | sp<MediaRecorder> old = (MediaRecorder*)env->GetIntField(thiz, fields.context); |
| 140 | if (recorder.get()) { |
| 141 | recorder->incStrong(thiz); |
| 142 | } |
| 143 | if (old != 0) { |
| 144 | old->decStrong(thiz); |
| 145 | } |
| 146 | env->SetIntField(thiz, fields.context, (int)recorder.get()); |
| 147 | return old; |
| 148 | } |
| 149 | |
| 150 | |
| 151 | static void android_media_MediaRecorder_setCamera(JNIEnv* env, jobject thiz, jobject camera) |
| 152 | { |
James Dong | 429a3b5 | 2009-05-11 10:58:03 -0700 | [diff] [blame] | 153 | // we should not pass a null camera to get_native_camera() call. |
| 154 | if (camera == NULL) { |
| 155 | jniThrowException(env, "java/lang/NullPointerException", "camera object is a NULL pointer"); |
| 156 | return; |
| 157 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 158 | sp<Camera> c = get_native_camera(env, camera, NULL); |
| 159 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 160 | process_media_recorder_call(env, mr->setCamera(c->remote()), |
| 161 | "java/lang/RuntimeException", "setCamera failed."); |
| 162 | } |
| 163 | |
| 164 | static void |
| 165 | android_media_MediaRecorder_setVideoSource(JNIEnv *env, jobject thiz, jint vs) |
| 166 | { |
| 167 | LOGV("setVideoSource(%d)", vs); |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 168 | if (vs < VIDEO_SOURCE_DEFAULT || vs >= VIDEO_SOURCE_LIST_END) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 169 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid video source"); |
| 170 | return; |
| 171 | } |
| 172 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 173 | process_media_recorder_call(env, mr->setVideoSource(vs), "java/lang/RuntimeException", "setVideoSource failed."); |
| 174 | } |
| 175 | |
| 176 | static void |
| 177 | android_media_MediaRecorder_setAudioSource(JNIEnv *env, jobject thiz, jint as) |
| 178 | { |
| 179 | LOGV("setAudioSource(%d)", as); |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 180 | if (as < AUDIO_SOURCE_DEFAULT || as >= AUDIO_SOURCE_LIST_END) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 181 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid audio source"); |
| 182 | return; |
| 183 | } |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 184 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 185 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 186 | process_media_recorder_call(env, mr->setAudioSource(as), "java/lang/RuntimeException", "setAudioSource failed."); |
| 187 | } |
| 188 | |
| 189 | static void |
| 190 | android_media_MediaRecorder_setOutputFormat(JNIEnv *env, jobject thiz, jint of) |
| 191 | { |
| 192 | LOGV("setOutputFormat(%d)", of); |
| 193 | if (of < OUTPUT_FORMAT_DEFAULT || of >= OUTPUT_FORMAT_LIST_END) { |
| 194 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid output format"); |
| 195 | return; |
| 196 | } |
| 197 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 198 | process_media_recorder_call(env, mr->setOutputFormat(of), "java/lang/RuntimeException", "setOutputFormat failed."); |
| 199 | } |
| 200 | |
| 201 | static void |
| 202 | android_media_MediaRecorder_setVideoEncoder(JNIEnv *env, jobject thiz, jint ve) |
| 203 | { |
| 204 | LOGV("setVideoEncoder(%d)", ve); |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 205 | if (ve < VIDEO_ENCODER_DEFAULT || ve >= VIDEO_ENCODER_LIST_END) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 206 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid video encoder"); |
| 207 | return; |
| 208 | } |
| 209 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 210 | process_media_recorder_call(env, mr->setVideoEncoder(ve), "java/lang/RuntimeException", "setVideoEncoder failed."); |
| 211 | } |
| 212 | |
| 213 | static void |
| 214 | android_media_MediaRecorder_setAudioEncoder(JNIEnv *env, jobject thiz, jint ae) |
| 215 | { |
| 216 | LOGV("setAudioEncoder(%d)", ae); |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 217 | if (ae < AUDIO_ENCODER_DEFAULT || ae >= AUDIO_ENCODER_LIST_END) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 218 | jniThrowException(env, "java/lang/IllegalArgumentException", "Invalid audio encoder"); |
| 219 | return; |
| 220 | } |
| 221 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 222 | process_media_recorder_call(env, mr->setAudioEncoder(ae), "java/lang/RuntimeException", "setAudioEncoder failed."); |
| 223 | } |
| 224 | |
| 225 | static void |
James Dong | 0fc6bc4 | 2010-02-26 19:36:35 -0800 | [diff] [blame] | 226 | android_media_MediaRecorder_setParameter(JNIEnv *env, jobject thiz, jstring params) |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 227 | { |
James Dong | 0fc6bc4 | 2010-02-26 19:36:35 -0800 | [diff] [blame] | 228 | LOGV("setParameter()"); |
Jianhong Jiang | 2bcda90 | 2009-06-08 08:50:42 -0700 | [diff] [blame] | 229 | if (params == NULL) |
| 230 | { |
| 231 | LOGE("Invalid or empty params string. This parameter will be ignored."); |
| 232 | return; |
| 233 | } |
| 234 | |
| 235 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 236 | |
| 237 | const char* params8 = env->GetStringUTFChars(params, NULL); |
| 238 | if (params8 == NULL) |
| 239 | { |
| 240 | LOGE("Failed to covert jstring to String8. This parameter will be ignored."); |
| 241 | return; |
| 242 | } |
| 243 | |
| 244 | process_media_recorder_call(env, mr->setParameters(String8(params8)), "java/lang/RuntimeException", "setParameter failed."); |
| 245 | env->ReleaseStringUTFChars(params,params8); |
| 246 | } |
| 247 | |
| 248 | static void |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 249 | android_media_MediaRecorder_setOutputFileFD(JNIEnv *env, jobject thiz, jobject fileDescriptor, jlong offset, jlong length) |
| 250 | { |
| 251 | LOGV("setOutputFile"); |
| 252 | if (fileDescriptor == NULL) { |
| 253 | jniThrowException(env, "java/lang/IllegalArgumentException", NULL); |
| 254 | return; |
| 255 | } |
| 256 | int fd = getParcelFileDescriptorFD(env, fileDescriptor); |
| 257 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 258 | status_t opStatus = mr->setOutputFile(fd, offset, length); |
| 259 | process_media_recorder_call(env, opStatus, "java/io/IOException", "setOutputFile failed."); |
| 260 | } |
| 261 | |
| 262 | static void |
| 263 | android_media_MediaRecorder_setVideoSize(JNIEnv *env, jobject thiz, jint width, jint height) |
| 264 | { |
| 265 | LOGV("setVideoSize(%d, %d)", width, height); |
| 266 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 267 | |
| 268 | if (width <= 0 || height <= 0) { |
| 269 | jniThrowException(env, "java/lang/IllegalArgumentException", "invalid video size"); |
| 270 | return; |
| 271 | } |
| 272 | process_media_recorder_call(env, mr->setVideoSize(width, height), "java/lang/RuntimeException", "setVideoSize failed."); |
| 273 | } |
| 274 | |
| 275 | static void |
| 276 | android_media_MediaRecorder_setVideoFrameRate(JNIEnv *env, jobject thiz, jint rate) |
| 277 | { |
| 278 | LOGV("setVideoFrameRate(%d)", rate); |
James Dong | cbe7c54 | 2009-07-30 11:16:11 -0700 | [diff] [blame] | 279 | if (rate <= 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 280 | jniThrowException(env, "java/lang/IllegalArgumentException", "invalid frame rate"); |
| 281 | return; |
| 282 | } |
| 283 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 284 | process_media_recorder_call(env, mr->setVideoFrameRate(rate), "java/lang/RuntimeException", "setVideoFrameRate failed."); |
| 285 | } |
| 286 | |
| 287 | static void |
The Android Open Source Project | ba87e3e | 2009-03-13 13:04:22 -0700 | [diff] [blame] | 288 | android_media_MediaRecorder_setMaxDuration(JNIEnv *env, jobject thiz, jint max_duration_ms) |
| 289 | { |
| 290 | LOGV("setMaxDuration(%d)", max_duration_ms); |
| 291 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 292 | |
| 293 | char params[64]; |
| 294 | sprintf(params, "max-duration=%d", max_duration_ms); |
| 295 | |
| 296 | process_media_recorder_call(env, mr->setParameters(String8(params)), "java/lang/RuntimeException", "setMaxDuration failed."); |
| 297 | } |
| 298 | |
| 299 | static void |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 300 | android_media_MediaRecorder_setMaxFileSize( |
| 301 | JNIEnv *env, jobject thiz, jlong max_filesize_bytes) |
| 302 | { |
| 303 | LOGV("setMaxFileSize(%lld)", max_filesize_bytes); |
| 304 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 305 | |
| 306 | char params[64]; |
| 307 | sprintf(params, "max-filesize=%lld", max_filesize_bytes); |
| 308 | |
| 309 | process_media_recorder_call(env, mr->setParameters(String8(params)), "java/lang/RuntimeException", "setMaxFileSize failed."); |
| 310 | } |
| 311 | |
| 312 | static void |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 313 | android_media_MediaRecorder_prepare(JNIEnv *env, jobject thiz) |
| 314 | { |
| 315 | LOGV("prepare"); |
| 316 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 317 | |
| 318 | jobject surface = env->GetObjectField(thiz, fields.surface); |
| 319 | if (surface != NULL) { |
James Dong | 457d5ae | 2010-06-09 10:19:33 -0700 | [diff] [blame] | 320 | const sp<Surface> native_surface = get_surface(env, surface); |
James Dong | d790c648 | 2010-08-12 10:18:01 -0700 | [diff] [blame] | 321 | |
| 322 | // The application may misbehave and |
| 323 | // the preview surface becomes unavailable |
| 324 | if (native_surface.get() == 0) { |
| 325 | LOGE("Application lost the surface"); |
| 326 | jniThrowException(env, "java/io/IOException", "invalid preview surface"); |
| 327 | return; |
| 328 | } |
| 329 | |
Mathias Agopian | 5e14010 | 2010-06-08 19:54:15 -0700 | [diff] [blame] | 330 | LOGI("prepare: surface=%p (identity=%d)", native_surface.get(), native_surface->getIdentity()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 331 | if (process_media_recorder_call(env, mr->setPreviewSurface(native_surface), "java/lang/RuntimeException", "setPreviewSurface failed.")) { |
| 332 | return; |
| 333 | } |
| 334 | } |
| 335 | process_media_recorder_call(env, mr->prepare(), "java/io/IOException", "prepare failed."); |
| 336 | } |
| 337 | |
| 338 | static int |
| 339 | android_media_MediaRecorder_native_getMaxAmplitude(JNIEnv *env, jobject thiz) |
| 340 | { |
| 341 | LOGV("getMaxAmplitude"); |
| 342 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 343 | int result = 0; |
| 344 | process_media_recorder_call(env, mr->getMaxAmplitude(&result), "java/lang/RuntimeException", "getMaxAmplitude failed."); |
| 345 | return result; |
| 346 | } |
| 347 | |
| 348 | static void |
| 349 | android_media_MediaRecorder_start(JNIEnv *env, jobject thiz) |
| 350 | { |
| 351 | LOGV("start"); |
| 352 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 353 | process_media_recorder_call(env, mr->start(), "java/lang/RuntimeException", "start failed."); |
| 354 | } |
| 355 | |
| 356 | static void |
| 357 | android_media_MediaRecorder_stop(JNIEnv *env, jobject thiz) |
| 358 | { |
| 359 | LOGV("stop"); |
| 360 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 361 | process_media_recorder_call(env, mr->stop(), "java/lang/RuntimeException", "stop failed."); |
| 362 | } |
| 363 | |
| 364 | static void |
| 365 | android_media_MediaRecorder_native_reset(JNIEnv *env, jobject thiz) |
| 366 | { |
| 367 | LOGV("native_reset"); |
| 368 | sp<MediaRecorder> mr = getMediaRecorder(env, thiz); |
| 369 | process_media_recorder_call(env, mr->reset(), "java/lang/RuntimeException", "native_reset failed."); |
| 370 | } |
| 371 | |
| 372 | static void |
| 373 | android_media_MediaRecorder_release(JNIEnv *env, jobject thiz) |
| 374 | { |
| 375 | LOGV("release"); |
| 376 | sp<MediaRecorder> mr = setMediaRecorder(env, thiz, 0); |
| 377 | if (mr != NULL) { |
| 378 | mr->setListener(NULL); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 379 | mr->release(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 380 | } |
| 381 | } |
| 382 | |
Marco Nelissen | 4935d05 | 2009-08-03 11:12:58 -0700 | [diff] [blame] | 383 | // This function gets some field IDs, which in turn causes class initialization. |
| 384 | // It is called from a static block in MediaRecorder, which won't run until the |
| 385 | // first time an instance of this class is used. |
| 386 | static void |
| 387 | android_media_MediaRecorder_native_init(JNIEnv *env) |
| 388 | { |
| 389 | jclass clazz; |
| 390 | |
| 391 | clazz = env->FindClass("android/media/MediaRecorder"); |
| 392 | if (clazz == NULL) { |
| 393 | jniThrowException(env, "java/lang/RuntimeException", "Can't find android/media/MediaRecorder"); |
| 394 | return; |
| 395 | } |
| 396 | |
| 397 | fields.context = env->GetFieldID(clazz, "mNativeContext", "I"); |
| 398 | if (fields.context == NULL) { |
| 399 | jniThrowException(env, "java/lang/RuntimeException", "Can't find MediaRecorder.mNativeContext"); |
| 400 | return; |
| 401 | } |
| 402 | |
| 403 | fields.surface = env->GetFieldID(clazz, "mSurface", "Landroid/view/Surface;"); |
| 404 | if (fields.surface == NULL) { |
| 405 | jniThrowException(env, "java/lang/RuntimeException", "Can't find MediaRecorder.mSurface"); |
| 406 | return; |
| 407 | } |
| 408 | |
| 409 | jclass surface = env->FindClass("android/view/Surface"); |
| 410 | if (surface == NULL) { |
| 411 | jniThrowException(env, "java/lang/RuntimeException", "Can't find android/view/Surface"); |
| 412 | return; |
| 413 | } |
| 414 | |
Mathias Agopian | 8b13832 | 2010-04-12 16:22:15 -0700 | [diff] [blame] | 415 | fields.surface_native = env->GetFieldID(surface, ANDROID_VIEW_SURFACE_JNI_ID, "I"); |
Marco Nelissen | 4935d05 | 2009-08-03 11:12:58 -0700 | [diff] [blame] | 416 | if (fields.surface_native == NULL) { |
| 417 | jniThrowException(env, "java/lang/RuntimeException", "Can't find Surface.mSurface"); |
| 418 | return; |
| 419 | } |
| 420 | |
| 421 | fields.post_event = env->GetStaticMethodID(clazz, "postEventFromNative", |
| 422 | "(Ljava/lang/Object;IIILjava/lang/Object;)V"); |
| 423 | if (fields.post_event == NULL) { |
| 424 | jniThrowException(env, "java/lang/RuntimeException", "MediaRecorder.postEventFromNative"); |
| 425 | return; |
| 426 | } |
| 427 | } |
| 428 | |
| 429 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 430 | static void |
| 431 | android_media_MediaRecorder_native_setup(JNIEnv *env, jobject thiz, jobject weak_this) |
| 432 | { |
| 433 | LOGV("setup"); |
| 434 | sp<MediaRecorder> mr = new MediaRecorder(); |
| 435 | if (mr == NULL) { |
| 436 | jniThrowException(env, "java/lang/RuntimeException", "Out of memory"); |
| 437 | return; |
| 438 | } |
| 439 | if (mr->initCheck() != NO_ERROR) { |
James Dong | 8d3b910 | 2010-09-09 18:43:48 -0700 | [diff] [blame] | 440 | jniThrowException(env, "java/lang/RuntimeException", "Unable to initialize media recorder"); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 441 | return; |
| 442 | } |
| 443 | |
| 444 | // create new listener and give it to MediaRecorder |
| 445 | sp<JNIMediaRecorderListener> listener = new JNIMediaRecorderListener(env, thiz, weak_this); |
| 446 | mr->setListener(listener); |
| 447 | |
| 448 | setMediaRecorder(env, thiz, mr); |
| 449 | } |
| 450 | |
| 451 | static void |
| 452 | android_media_MediaRecorder_native_finalize(JNIEnv *env, jobject thiz) |
| 453 | { |
| 454 | LOGV("finalize"); |
| 455 | android_media_MediaRecorder_release(env, thiz); |
| 456 | } |
| 457 | |
| 458 | // ---------------------------------------------------------------------------- |
| 459 | |
| 460 | static JNINativeMethod gMethods[] = { |
| 461 | {"setCamera", "(Landroid/hardware/Camera;)V", (void *)android_media_MediaRecorder_setCamera}, |
| 462 | {"setVideoSource", "(I)V", (void *)android_media_MediaRecorder_setVideoSource}, |
| 463 | {"setAudioSource", "(I)V", (void *)android_media_MediaRecorder_setAudioSource}, |
| 464 | {"setOutputFormat", "(I)V", (void *)android_media_MediaRecorder_setOutputFormat}, |
| 465 | {"setVideoEncoder", "(I)V", (void *)android_media_MediaRecorder_setVideoEncoder}, |
| 466 | {"setAudioEncoder", "(I)V", (void *)android_media_MediaRecorder_setAudioEncoder}, |
James Dong | 0fc6bc4 | 2010-02-26 19:36:35 -0800 | [diff] [blame] | 467 | {"setParameter", "(Ljava/lang/String;)V", (void *)android_media_MediaRecorder_setParameter}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 468 | {"_setOutputFile", "(Ljava/io/FileDescriptor;JJ)V", (void *)android_media_MediaRecorder_setOutputFileFD}, |
| 469 | {"setVideoSize", "(II)V", (void *)android_media_MediaRecorder_setVideoSize}, |
| 470 | {"setVideoFrameRate", "(I)V", (void *)android_media_MediaRecorder_setVideoFrameRate}, |
The Android Open Source Project | ba87e3e | 2009-03-13 13:04:22 -0700 | [diff] [blame] | 471 | {"setMaxDuration", "(I)V", (void *)android_media_MediaRecorder_setMaxDuration}, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 472 | {"setMaxFileSize", "(J)V", (void *)android_media_MediaRecorder_setMaxFileSize}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 473 | {"_prepare", "()V", (void *)android_media_MediaRecorder_prepare}, |
| 474 | {"getMaxAmplitude", "()I", (void *)android_media_MediaRecorder_native_getMaxAmplitude}, |
| 475 | {"start", "()V", (void *)android_media_MediaRecorder_start}, |
| 476 | {"stop", "()V", (void *)android_media_MediaRecorder_stop}, |
Marco Nelissen | 4935d05 | 2009-08-03 11:12:58 -0700 | [diff] [blame] | 477 | {"native_reset", "()V", (void *)android_media_MediaRecorder_native_reset}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 478 | {"release", "()V", (void *)android_media_MediaRecorder_release}, |
Marco Nelissen | 4935d05 | 2009-08-03 11:12:58 -0700 | [diff] [blame] | 479 | {"native_init", "()V", (void *)android_media_MediaRecorder_native_init}, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 480 | {"native_setup", "(Ljava/lang/Object;)V", (void *)android_media_MediaRecorder_native_setup}, |
| 481 | {"native_finalize", "()V", (void *)android_media_MediaRecorder_native_finalize}, |
| 482 | }; |
| 483 | |
| 484 | static const char* const kClassPathName = "android/media/MediaRecorder"; |
| 485 | |
Marco Nelissen | 4935d05 | 2009-08-03 11:12:58 -0700 | [diff] [blame] | 486 | // This function only registers the native methods, and is called from |
| 487 | // JNI_OnLoad in android_media_MediaPlayer.cpp |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 488 | int register_android_media_MediaRecorder(JNIEnv *env) |
| 489 | { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 490 | return AndroidRuntime::registerNativeMethods(env, |
| 491 | "android/media/MediaRecorder", gMethods, NELEM(gMethods)); |
| 492 | } |
| 493 | |
| 494 | |