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 | |
| 17 | #include <sys/time.h> |
| 18 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 19 | #include <OMX_Component.h> |
| 20 | |
| 21 | #include <binder/IServiceManager.h> |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame^] | 22 | #include <cutils/properties.h> // for property_get |
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> |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 28 | #include <ui/Camera.h> |
| 29 | #include <ui/CameraParameters.h> |
| 30 | #include <ui/GraphicBuffer.h> |
| 31 | #include <ui/ISurface.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 32 | #include <ui/Overlay.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 | static int64_t getNowUs() { |
| 38 | struct timeval tv; |
| 39 | gettimeofday(&tv, NULL); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 40 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 41 | return (int64_t)tv.tv_usec + tv.tv_sec * 1000000; |
| 42 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 43 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 44 | struct DummySurface : public BnSurface { |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 45 | DummySurface() {} |
| 46 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 47 | virtual sp<GraphicBuffer> requestBuffer(int bufferIdx, int usage) { |
| 48 | return NULL; |
| 49 | } |
| 50 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 51 | virtual status_t registerBuffers(const BufferHeap &buffers) { |
| 52 | return OK; |
| 53 | } |
| 54 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 55 | virtual void postBuffer(ssize_t offset) {} |
| 56 | virtual void unregisterBuffers() {} |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 57 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 58 | virtual sp<OverlayRef> createOverlay( |
| 59 | uint32_t w, uint32_t h, int32_t format) { |
| 60 | return NULL; |
| 61 | } |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 62 | |
| 63 | protected: |
| 64 | virtual ~DummySurface() {} |
| 65 | |
| 66 | DummySurface(const DummySurface &); |
| 67 | DummySurface &operator=(const DummySurface &); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 68 | }; |
| 69 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 70 | struct CameraSourceListener : public CameraListener { |
| 71 | CameraSourceListener(const sp<CameraSource> &source); |
| 72 | |
| 73 | virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); |
| 74 | virtual void postData(int32_t msgType, const sp<IMemory> &dataPtr); |
| 75 | |
| 76 | virtual void postDataTimestamp( |
| 77 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); |
| 78 | |
| 79 | protected: |
| 80 | virtual ~CameraSourceListener(); |
| 81 | |
| 82 | private: |
| 83 | wp<CameraSource> mSource; |
| 84 | |
| 85 | CameraSourceListener(const CameraSourceListener &); |
| 86 | CameraSourceListener &operator=(const CameraSourceListener &); |
| 87 | }; |
| 88 | |
| 89 | CameraSourceListener::CameraSourceListener(const sp<CameraSource> &source) |
| 90 | : mSource(source) { |
| 91 | } |
| 92 | |
| 93 | CameraSourceListener::~CameraSourceListener() { |
| 94 | } |
| 95 | |
| 96 | void CameraSourceListener::notify(int32_t msgType, int32_t ext1, int32_t ext2) { |
| 97 | LOGV("notify(%d, %d, %d)", msgType, ext1, ext2); |
| 98 | } |
| 99 | |
| 100 | void CameraSourceListener::postData(int32_t msgType, const sp<IMemory> &dataPtr) { |
| 101 | LOGV("postData(%d, ptr:%p, size:%d)", |
| 102 | msgType, dataPtr->pointer(), dataPtr->size()); |
| 103 | |
| 104 | sp<CameraSource> source = mSource.promote(); |
| 105 | if (source.get() != NULL) { |
| 106 | source->dataCallback(msgType, dataPtr); |
| 107 | } |
| 108 | } |
| 109 | |
| 110 | void CameraSourceListener::postDataTimestamp( |
| 111 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) { |
| 112 | LOGV("postDataTimestamp(%lld, %d, ptr:%p, size:%d)", |
| 113 | timestamp, msgType, dataPtr->pointer(), dataPtr->size()); |
| 114 | } |
| 115 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 116 | // static |
| 117 | CameraSource *CameraSource::Create() { |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 118 | sp<Camera> camera = Camera::connect(); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 119 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 120 | if (camera.get() == NULL) { |
| 121 | return NULL; |
| 122 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 123 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 124 | return new CameraSource(camera); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 125 | } |
| 126 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame^] | 127 | // static |
| 128 | CameraSource *CameraSource::CreateFromICamera(const sp<ICamera> &icamera) { |
| 129 | sp<Camera> camera = Camera::create(icamera); |
| 130 | |
| 131 | if (camera.get() == NULL) { |
| 132 | return NULL; |
| 133 | } |
| 134 | |
| 135 | return new CameraSource(camera); |
| 136 | } |
| 137 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 138 | CameraSource::CameraSource(const sp<Camera> &camera) |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 139 | : mCamera(camera), |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 140 | mWidth(0), |
| 141 | mHeight(0), |
| 142 | mFirstFrameTimeUs(0), |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 143 | mNumFrames(0), |
| 144 | mStarted(false) { |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame^] | 145 | char value[PROPERTY_VALUE_MAX]; |
| 146 | if (property_get("ro.hardware", value, NULL) && !strcmp(value, "sholes")) { |
| 147 | // The hardware encoder(s) do not support yuv420, but only YCbYCr, |
| 148 | // fortunately the camera also supports this, so we needn't transcode. |
| 149 | mCamera->setParameters(String8("preview-format=yuv422i-yuyv")); |
| 150 | } |
| 151 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 152 | String8 s = mCamera->getParameters(); |
| 153 | printf("params: \"%s\"\n", s.string()); |
| 154 | |
| 155 | CameraParameters params(s); |
| 156 | params.getPreviewSize(&mWidth, &mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 157 | } |
| 158 | |
| 159 | CameraSource::~CameraSource() { |
| 160 | if (mStarted) { |
| 161 | stop(); |
| 162 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 163 | } |
| 164 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame^] | 165 | void CameraSource::setPreviewSurface(const sp<ISurface> &surface) { |
| 166 | mPreviewSurface = surface; |
| 167 | } |
| 168 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 169 | status_t CameraSource::start(MetaData *) { |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 170 | CHECK(!mStarted); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 171 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 172 | mCamera->setListener(new CameraSourceListener(this)); |
| 173 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame^] | 174 | status_t err = |
| 175 | mCamera->setPreviewDisplay( |
| 176 | mPreviewSurface != NULL ? mPreviewSurface : new DummySurface); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 177 | CHECK_EQ(err, OK); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 178 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 179 | mCamera->setPreviewCallbackFlags( |
| 180 | FRAME_CALLBACK_FLAG_ENABLE_MASK |
| 181 | | FRAME_CALLBACK_FLAG_COPY_OUT_MASK); |
| 182 | |
| 183 | err = mCamera->startPreview(); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 184 | CHECK_EQ(err, OK); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 185 | |
| 186 | mStarted = true; |
| 187 | |
| 188 | return OK; |
| 189 | } |
| 190 | |
| 191 | status_t CameraSource::stop() { |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 192 | CHECK(mStarted); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 193 | |
| 194 | mCamera->stopPreview(); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 195 | |
| 196 | mStarted = false; |
| 197 | |
| 198 | return OK; |
| 199 | } |
| 200 | |
| 201 | sp<MetaData> CameraSource::getFormat() { |
| 202 | sp<MetaData> meta = new MetaData; |
Andreas Huber | 18291bc | 2009-09-10 14:13:30 -0700 | [diff] [blame] | 203 | meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 204 | meta->setInt32(kKeyColorFormat, OMX_COLOR_FormatYUV420SemiPlanar); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 205 | meta->setInt32(kKeyWidth, mWidth); |
| 206 | meta->setInt32(kKeyHeight, mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 207 | |
| 208 | return meta; |
| 209 | } |
| 210 | |
| 211 | status_t CameraSource::read( |
| 212 | MediaBuffer **buffer, const ReadOptions *options) { |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 213 | CHECK(mStarted); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 214 | |
| 215 | *buffer = NULL; |
| 216 | |
| 217 | int64_t seekTimeUs; |
| 218 | if (options && options->getSeekTo(&seekTimeUs)) { |
| 219 | return ERROR_UNSUPPORTED; |
| 220 | } |
| 221 | |
| 222 | sp<IMemory> frame; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 223 | int64_t frameTime; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 224 | |
| 225 | { |
| 226 | Mutex::Autolock autoLock(mLock); |
| 227 | while (mFrames.empty()) { |
| 228 | mFrameAvailableCondition.wait(mLock); |
| 229 | } |
| 230 | |
| 231 | frame = *mFrames.begin(); |
| 232 | mFrames.erase(mFrames.begin()); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 233 | |
| 234 | frameTime = *mFrameTimes.begin(); |
| 235 | mFrameTimes.erase(mFrameTimes.begin()); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 236 | } |
| 237 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 238 | *buffer = new MediaBuffer(frame->size()); |
| 239 | memcpy((*buffer)->data(), frame->pointer(), frame->size()); |
| 240 | (*buffer)->set_range(0, frame->size()); |
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 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 248 | void CameraSource::dataCallback(int32_t msgType, const sp<IMemory> &data) { |
| 249 | Mutex::Autolock autoLock(mLock); |
| 250 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 251 | int64_t nowUs = getNowUs(); |
| 252 | if (mNumFrames == 0) { |
| 253 | mFirstFrameTimeUs = nowUs; |
| 254 | } |
| 255 | ++mNumFrames; |
| 256 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 257 | mFrames.push_back(data); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 258 | mFrameTimes.push_back(nowUs - mFirstFrameTimeUs); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 259 | mFrameAvailableCondition.signal(); |
| 260 | } |
| 261 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 262 | } // namespace android |