Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2009 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 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 17 | //#define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "CameraSource" |
| 19 | #include <utils/Log.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 20 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 21 | #include <OMX_Component.h> |
| 22 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 23 | #include <media/stagefright/CameraSource.h> |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 24 | #include <media/stagefright/MediaDebug.h> |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 25 | #include <media/stagefright/MediaDefs.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 26 | #include <media/stagefright/MediaErrors.h> |
| 27 | #include <media/stagefright/MetaData.h> |
Mathias Agopian | 3cf6135 | 2010-02-09 17:46:37 -0800 | [diff] [blame] | 28 | #include <camera/Camera.h> |
| 29 | #include <camera/CameraParameters.h> |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 30 | #include <ui/GraphicBuffer.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 31 | #include <ui/Overlay.h> |
Mathias Agopian | 3cf6135 | 2010-02-09 17:46:37 -0800 | [diff] [blame] | 32 | #include <surfaceflinger/ISurface.h> |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 33 | #include <utils/String8.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 34 | |
| 35 | namespace android { |
| 36 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 37 | struct DummySurface : public BnSurface { |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 38 | DummySurface() {} |
| 39 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 40 | virtual sp<GraphicBuffer> requestBuffer(int bufferIdx, int usage) { |
| 41 | return NULL; |
| 42 | } |
| 43 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 44 | virtual status_t registerBuffers(const BufferHeap &buffers) { |
| 45 | return OK; |
| 46 | } |
| 47 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 48 | virtual void postBuffer(ssize_t offset) {} |
| 49 | virtual void unregisterBuffers() {} |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 50 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 51 | virtual sp<OverlayRef> createOverlay( |
Chih-Chung Chang | a2a05bf | 2010-01-21 17:31:06 -0800 | [diff] [blame] | 52 | uint32_t w, uint32_t h, int32_t format, int32_t orientation) { |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 53 | return NULL; |
| 54 | } |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 55 | |
| 56 | protected: |
| 57 | virtual ~DummySurface() {} |
| 58 | |
| 59 | DummySurface(const DummySurface &); |
| 60 | DummySurface &operator=(const DummySurface &); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 61 | }; |
| 62 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 63 | struct CameraSourceListener : public CameraListener { |
| 64 | CameraSourceListener(const sp<CameraSource> &source); |
| 65 | |
| 66 | virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); |
| 67 | virtual void postData(int32_t msgType, const sp<IMemory> &dataPtr); |
| 68 | |
| 69 | virtual void postDataTimestamp( |
| 70 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); |
| 71 | |
| 72 | protected: |
| 73 | virtual ~CameraSourceListener(); |
| 74 | |
| 75 | private: |
| 76 | wp<CameraSource> mSource; |
| 77 | |
| 78 | CameraSourceListener(const CameraSourceListener &); |
| 79 | CameraSourceListener &operator=(const CameraSourceListener &); |
| 80 | }; |
| 81 | |
| 82 | CameraSourceListener::CameraSourceListener(const sp<CameraSource> &source) |
| 83 | : mSource(source) { |
| 84 | } |
| 85 | |
| 86 | CameraSourceListener::~CameraSourceListener() { |
| 87 | } |
| 88 | |
| 89 | void CameraSourceListener::notify(int32_t msgType, int32_t ext1, int32_t ext2) { |
| 90 | LOGV("notify(%d, %d, %d)", msgType, ext1, ext2); |
| 91 | } |
| 92 | |
| 93 | void CameraSourceListener::postData(int32_t msgType, const sp<IMemory> &dataPtr) { |
| 94 | LOGV("postData(%d, ptr:%p, size:%d)", |
| 95 | msgType, dataPtr->pointer(), dataPtr->size()); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 96 | } |
| 97 | |
| 98 | void CameraSourceListener::postDataTimestamp( |
| 99 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 100 | |
| 101 | sp<CameraSource> source = mSource.promote(); |
| 102 | if (source.get() != NULL) { |
| 103 | source->dataCallbackTimestamp(timestamp/1000, msgType, dataPtr); |
| 104 | } |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 105 | } |
| 106 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 107 | // static |
| 108 | CameraSource *CameraSource::Create() { |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 109 | sp<Camera> camera = Camera::connect(); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 110 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 111 | if (camera.get() == NULL) { |
| 112 | return NULL; |
| 113 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 114 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 115 | return new CameraSource(camera); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 116 | } |
| 117 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 118 | // static |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 119 | CameraSource *CameraSource::CreateFromCamera(const sp<Camera> &camera) { |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 120 | if (camera.get() == NULL) { |
| 121 | return NULL; |
| 122 | } |
| 123 | |
| 124 | return new CameraSource(camera); |
| 125 | } |
| 126 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 127 | CameraSource::CameraSource(const sp<Camera> &camera) |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 128 | : mCamera(camera), |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 129 | mWidth(0), |
| 130 | mHeight(0), |
| 131 | mFirstFrameTimeUs(0), |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 132 | mLastFrameTimestampUs(0), |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 133 | mNumFrames(0), |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 134 | mNumFramesReleased(0), |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 135 | mStarted(false) { |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 136 | String8 s = mCamera->getParameters(); |
| 137 | printf("params: \"%s\"\n", s.string()); |
| 138 | |
| 139 | CameraParameters params(s); |
| 140 | params.getPreviewSize(&mWidth, &mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 141 | } |
| 142 | |
| 143 | CameraSource::~CameraSource() { |
| 144 | if (mStarted) { |
| 145 | stop(); |
| 146 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 147 | } |
| 148 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 149 | void CameraSource::setPreviewSurface(const sp<ISurface> &surface) { |
| 150 | mPreviewSurface = surface; |
| 151 | } |
| 152 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 153 | status_t CameraSource::start(MetaData *) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 154 | LOGV("start"); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 155 | CHECK(!mStarted); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 156 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 157 | mCamera->setListener(new CameraSourceListener(this)); |
| 158 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 159 | status_t err = |
| 160 | mCamera->setPreviewDisplay( |
| 161 | mPreviewSurface != NULL ? mPreviewSurface : new DummySurface); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 162 | CHECK_EQ(err, OK); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 163 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 164 | err = mCamera->startRecording(); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 165 | CHECK_EQ(err, OK); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 166 | |
| 167 | mStarted = true; |
| 168 | |
| 169 | return OK; |
| 170 | } |
| 171 | |
| 172 | status_t CameraSource::stop() { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 173 | LOGV("stop"); |
| 174 | Mutex::Autolock autoLock(mLock); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 175 | mStarted = false; |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 176 | mFrameAvailableCondition.signal(); |
| 177 | mCamera->setListener(NULL); |
| 178 | mCamera->stopRecording(); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 179 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 180 | releaseQueuedFrames(); |
| 181 | LOGI("Frames received/released: %d/%d, timestamp (us) last/first: %lld/%lld", |
| 182 | mNumFrames, mNumFramesReleased, |
| 183 | mLastFrameTimestampUs, mFirstFrameTimeUs); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 184 | return OK; |
| 185 | } |
| 186 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 187 | void CameraSource::releaseQueuedFrames() { |
| 188 | List<sp<IMemory> >::iterator it; |
| 189 | while (!mFrames.empty()) { |
| 190 | it = mFrames.begin(); |
| 191 | mCamera->releaseRecordingFrame(*it); |
| 192 | mFrames.erase(it); |
| 193 | ++mNumFramesReleased; |
| 194 | } |
| 195 | } |
| 196 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 197 | sp<MetaData> CameraSource::getFormat() { |
| 198 | sp<MetaData> meta = new MetaData; |
Andreas Huber | 18291bc | 2009-09-10 14:13:30 -0700 | [diff] [blame] | 199 | meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 200 | meta->setInt32(kKeyColorFormat, OMX_COLOR_FormatYUV420SemiPlanar); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 201 | meta->setInt32(kKeyWidth, mWidth); |
| 202 | meta->setInt32(kKeyHeight, mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 203 | |
| 204 | return meta; |
| 205 | } |
| 206 | |
| 207 | status_t CameraSource::read( |
| 208 | MediaBuffer **buffer, const ReadOptions *options) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 209 | LOGV("read"); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 210 | |
| 211 | *buffer = NULL; |
| 212 | |
| 213 | int64_t seekTimeUs; |
| 214 | if (options && options->getSeekTo(&seekTimeUs)) { |
| 215 | return ERROR_UNSUPPORTED; |
| 216 | } |
| 217 | |
| 218 | sp<IMemory> frame; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 219 | int64_t frameTime; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 220 | |
| 221 | { |
| 222 | Mutex::Autolock autoLock(mLock); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 223 | while (mStarted && mFrames.empty()) { |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 224 | mFrameAvailableCondition.wait(mLock); |
| 225 | } |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 226 | if (!mStarted) { |
| 227 | return OK; |
| 228 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 229 | frame = *mFrames.begin(); |
| 230 | mFrames.erase(mFrames.begin()); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 231 | |
| 232 | frameTime = *mFrameTimes.begin(); |
| 233 | mFrameTimes.erase(mFrameTimes.begin()); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 234 | ++mNumFramesReleased; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 235 | } |
| 236 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 237 | *buffer = new MediaBuffer(frame->size()); |
| 238 | memcpy((*buffer)->data(), frame->pointer(), frame->size()); |
| 239 | (*buffer)->set_range(0, frame->size()); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 240 | mCamera->releaseRecordingFrame(frame); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 241 | |
| 242 | (*buffer)->meta_data()->clear(); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 243 | (*buffer)->meta_data()->setInt64(kKeyTime, frameTime); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 244 | |
| 245 | return OK; |
| 246 | } |
| 247 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 248 | void CameraSource::dataCallbackTimestamp(int64_t timestampUs, |
| 249 | int32_t msgType, const sp<IMemory> &data) { |
| 250 | LOGV("dataCallbackTimestamp: timestamp %lld us", timestampUs); |
| 251 | mLastFrameTimestampUs = timestampUs; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 252 | Mutex::Autolock autoLock(mLock); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 253 | if (!mStarted) { |
| 254 | mCamera->releaseRecordingFrame(data); |
| 255 | ++mNumFrames; |
| 256 | ++mNumFramesReleased; |
| 257 | return; |
| 258 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 259 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 260 | if (mNumFrames == 0) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 261 | mFirstFrameTimeUs = timestampUs; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 262 | } |
| 263 | ++mNumFrames; |
| 264 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 265 | mFrames.push_back(data); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame^] | 266 | mFrameTimes.push_back(timestampUs - mFirstFrameTimeUs); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 267 | mFrameAvailableCondition.signal(); |
| 268 | } |
| 269 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 270 | } // namespace android |