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 <utils/String8.h> |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 31 | |
| 32 | namespace android { |
| 33 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 34 | struct CameraSourceListener : public CameraListener { |
| 35 | CameraSourceListener(const sp<CameraSource> &source); |
| 36 | |
| 37 | virtual void notify(int32_t msgType, int32_t ext1, int32_t ext2); |
| 38 | virtual void postData(int32_t msgType, const sp<IMemory> &dataPtr); |
| 39 | |
| 40 | virtual void postDataTimestamp( |
| 41 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr); |
| 42 | |
| 43 | protected: |
| 44 | virtual ~CameraSourceListener(); |
| 45 | |
| 46 | private: |
| 47 | wp<CameraSource> mSource; |
| 48 | |
| 49 | CameraSourceListener(const CameraSourceListener &); |
| 50 | CameraSourceListener &operator=(const CameraSourceListener &); |
| 51 | }; |
| 52 | |
| 53 | CameraSourceListener::CameraSourceListener(const sp<CameraSource> &source) |
| 54 | : mSource(source) { |
| 55 | } |
| 56 | |
| 57 | CameraSourceListener::~CameraSourceListener() { |
| 58 | } |
| 59 | |
| 60 | void CameraSourceListener::notify(int32_t msgType, int32_t ext1, int32_t ext2) { |
| 61 | LOGV("notify(%d, %d, %d)", msgType, ext1, ext2); |
| 62 | } |
| 63 | |
| 64 | void CameraSourceListener::postData(int32_t msgType, const sp<IMemory> &dataPtr) { |
| 65 | LOGV("postData(%d, ptr:%p, size:%d)", |
| 66 | msgType, dataPtr->pointer(), dataPtr->size()); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 67 | } |
| 68 | |
| 69 | void CameraSourceListener::postDataTimestamp( |
| 70 | nsecs_t timestamp, int32_t msgType, const sp<IMemory>& dataPtr) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 71 | |
| 72 | sp<CameraSource> source = mSource.promote(); |
| 73 | if (source.get() != NULL) { |
| 74 | source->dataCallbackTimestamp(timestamp/1000, msgType, dataPtr); |
| 75 | } |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 76 | } |
| 77 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 78 | // static |
| 79 | CameraSource *CameraSource::Create() { |
Chih-Chung Chang | 35a055b | 2010-05-06 16:36:58 +0800 | [diff] [blame] | 80 | sp<Camera> camera = Camera::connect(0); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 81 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 82 | if (camera.get() == NULL) { |
| 83 | return NULL; |
| 84 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 85 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 86 | return new CameraSource(camera); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 87 | } |
| 88 | |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 89 | // static |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 90 | CameraSource *CameraSource::CreateFromCamera(const sp<Camera> &camera) { |
Andreas Huber | 30ab662 | 2009-11-16 15:43:38 -0800 | [diff] [blame] | 91 | if (camera.get() == NULL) { |
| 92 | return NULL; |
| 93 | } |
| 94 | |
| 95 | return new CameraSource(camera); |
| 96 | } |
| 97 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 98 | CameraSource::CameraSource(const sp<Camera> &camera) |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 99 | : mCamera(camera), |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 100 | mWidth(0), |
| 101 | mHeight(0), |
| 102 | mFirstFrameTimeUs(0), |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 103 | mLastFrameTimestampUs(0), |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 104 | mNumFramesReceived(0), |
| 105 | mNumFramesEncoded(0), |
| 106 | mNumFramesDropped(0), |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 107 | mStarted(false) { |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 108 | String8 s = mCamera->getParameters(); |
| 109 | printf("params: \"%s\"\n", s.string()); |
| 110 | |
| 111 | CameraParameters params(s); |
| 112 | params.getPreviewSize(&mWidth, &mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 113 | } |
| 114 | |
| 115 | CameraSource::~CameraSource() { |
| 116 | if (mStarted) { |
| 117 | stop(); |
| 118 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 119 | } |
| 120 | |
| 121 | status_t CameraSource::start(MetaData *) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 122 | LOGV("start"); |
Andreas Huber | 0c89199 | 2009-08-26 14:48:20 -0700 | [diff] [blame] | 123 | CHECK(!mStarted); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 124 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 125 | mCamera->setListener(new CameraSourceListener(this)); |
James Dong | 65ae665 | 2010-05-13 12:07:32 -0700 | [diff] [blame^] | 126 | CHECK_EQ(OK, mCamera->startRecording()); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 127 | |
| 128 | mStarted = true; |
| 129 | |
| 130 | return OK; |
| 131 | } |
| 132 | |
| 133 | status_t CameraSource::stop() { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 134 | LOGV("stop"); |
| 135 | Mutex::Autolock autoLock(mLock); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 136 | mStarted = false; |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 137 | mFrameAvailableCondition.signal(); |
| 138 | mCamera->setListener(NULL); |
| 139 | mCamera->stopRecording(); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 140 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 141 | releaseQueuedFrames(); |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 142 | LOGI("Frames received/encoded/dropped: %d/%d/%d, timestamp (us) last/first: %lld/%lld", |
| 143 | mNumFramesReceived, mNumFramesEncoded, mNumFramesDropped, |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 144 | mLastFrameTimestampUs, mFirstFrameTimeUs); |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 145 | |
| 146 | CHECK_EQ(mNumFramesReceived, mNumFramesEncoded + mNumFramesDropped); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 147 | return OK; |
| 148 | } |
| 149 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 150 | void CameraSource::releaseQueuedFrames() { |
| 151 | List<sp<IMemory> >::iterator it; |
| 152 | while (!mFrames.empty()) { |
| 153 | it = mFrames.begin(); |
| 154 | mCamera->releaseRecordingFrame(*it); |
| 155 | mFrames.erase(it); |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 156 | ++mNumFramesDropped; |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 157 | } |
| 158 | } |
| 159 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 160 | sp<MetaData> CameraSource::getFormat() { |
| 161 | sp<MetaData> meta = new MetaData; |
Andreas Huber | 18291bc | 2009-09-10 14:13:30 -0700 | [diff] [blame] | 162 | meta->setCString(kKeyMIMEType, MEDIA_MIMETYPE_VIDEO_RAW); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 163 | meta->setInt32(kKeyColorFormat, OMX_COLOR_FormatYUV420SemiPlanar); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 164 | meta->setInt32(kKeyWidth, mWidth); |
| 165 | meta->setInt32(kKeyHeight, mHeight); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 166 | |
| 167 | return meta; |
| 168 | } |
| 169 | |
| 170 | status_t CameraSource::read( |
| 171 | MediaBuffer **buffer, const ReadOptions *options) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 172 | LOGV("read"); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 173 | |
| 174 | *buffer = NULL; |
| 175 | |
| 176 | int64_t seekTimeUs; |
| 177 | if (options && options->getSeekTo(&seekTimeUs)) { |
| 178 | return ERROR_UNSUPPORTED; |
| 179 | } |
| 180 | |
| 181 | sp<IMemory> frame; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 182 | int64_t frameTime; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 183 | |
| 184 | { |
| 185 | Mutex::Autolock autoLock(mLock); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 186 | while (mStarted && mFrames.empty()) { |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 187 | mFrameAvailableCondition.wait(mLock); |
| 188 | } |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 189 | if (!mStarted) { |
| 190 | return OK; |
| 191 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 192 | frame = *mFrames.begin(); |
| 193 | mFrames.erase(mFrames.begin()); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 194 | |
| 195 | frameTime = *mFrameTimes.begin(); |
| 196 | mFrameTimes.erase(mFrameTimes.begin()); |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 197 | ++mNumFramesEncoded; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 198 | } |
| 199 | |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 200 | *buffer = new MediaBuffer(frame->size()); |
| 201 | memcpy((*buffer)->data(), frame->pointer(), frame->size()); |
| 202 | (*buffer)->set_range(0, frame->size()); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 203 | mCamera->releaseRecordingFrame(frame); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 204 | |
| 205 | (*buffer)->meta_data()->clear(); |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 206 | (*buffer)->meta_data()->setInt64(kKeyTime, frameTime); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 207 | |
| 208 | return OK; |
| 209 | } |
| 210 | |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 211 | void CameraSource::dataCallbackTimestamp(int64_t timestampUs, |
| 212 | int32_t msgType, const sp<IMemory> &data) { |
| 213 | LOGV("dataCallbackTimestamp: timestamp %lld us", timestampUs); |
| 214 | mLastFrameTimestampUs = timestampUs; |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 215 | Mutex::Autolock autoLock(mLock); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 216 | if (!mStarted) { |
| 217 | mCamera->releaseRecordingFrame(data); |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 218 | ++mNumFramesReceived; |
| 219 | ++mNumFramesDropped; |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 220 | return; |
| 221 | } |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 222 | |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 223 | if (mNumFramesReceived == 0) { |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 224 | mFirstFrameTimeUs = timestampUs; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 225 | } |
James Dong | 13aec89 | 2010-04-21 16:14:15 -0700 | [diff] [blame] | 226 | ++mNumFramesReceived; |
Andreas Huber | be5c74f | 2009-10-13 17:08:31 -0700 | [diff] [blame] | 227 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 228 | mFrames.push_back(data); |
James Dong | c32cd79 | 2010-04-26 17:48:26 -0700 | [diff] [blame] | 229 | mFrameTimes.push_back(timestampUs - mFirstFrameTimeUs); |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 230 | mFrameAvailableCondition.signal(); |
| 231 | } |
| 232 | |
Andreas Huber | 20111aa | 2009-07-14 16:56:47 -0700 | [diff] [blame] | 233 | } // namespace android |