19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Copyright 2008, The Android Open Source Project 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Licensed under the Apache License, Version 2.0 (the "License"); 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** you may not use this file except in compliance with the License. 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** You may obtain a copy of the License at 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** http://www.apache.org/licenses/LICENSE-2.0 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** Unless required by applicable law or agreed to in writing, software 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** distributed under the License is distributed on an "AS IS" BASIS, 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** See the License for the specific language governing permissions and 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project** limitations under the License. 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project*/ 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#define LOG_TAG "CameraHardwareStub" 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/Log.h> 209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "CameraHardwareStub.h" 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <utils/threads.h> 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <fcntl.h> 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include <sys/mman.h> 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project#include "CannedJpeg.h" 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectnamespace android { 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectCameraHardwareStub::CameraHardwareStub() 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project : mParameters(), 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewHeap(0), 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawHeap(0), 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFakeCamera(0), 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewFrameSize(0), 36da83f4674a564007baac03db062a289c8158d940Benny Wong mNotifyCb(0), 37da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCb(0), 38da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCbTimestamp(0), 39da83f4674a564007baac03db062a289c8158d940Benny Wong mCallbackCookie(0), 40da83f4674a564007baac03db062a289c8158d940Benny Wong mMsgEnabled(0), 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentPreviewFrame(0) 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initDefaultParameters(); 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::initDefaultParameters() 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CameraParameters p; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 50d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin p.set("preview-size-values","320x240"); 51d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin p.setPreviewSize(320, 240); 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.setPreviewFrameRate(15); 539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.setPreviewFormat("yuv422sp"); 549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 55d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin p.set("picture-size-values", "320x240"); 56d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin p.setPictureSize(320, 240); 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project p.setPictureFormat("jpeg"); 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (setParameters(p) != NO_ERROR) { 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Failed to set default parameters?!"); 61d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin } 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::initHeapLocked() 659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Create raw heap. 679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int picture_width, picture_height; 689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParameters.getPictureSize(&picture_width, &picture_height); 699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mRawHeap = new MemoryHeapBase(picture_width * 2 * picture_height); 709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int preview_width, preview_height; 729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParameters.getPreviewSize(&preview_width, &preview_height); 739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGD("initHeapLocked: preview size=%dx%d", preview_width, preview_height); 749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Note that we enforce yuv422 in setParameters(). 769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int how_big = preview_width * preview_height * 2; 779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // If we are being reinitialized to the same size as before, no 799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // work needs to be done. 809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (how_big == mPreviewFrameSize) 819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewFrameSize = how_big; 849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 85d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin // Make a new mmap'ed heap that can be shared across processes. 869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // use code below to test with pmem 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewHeap = new MemoryHeapBase(mPreviewFrameSize * kBufferCount); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Make an IMemory for each frame so that we can reuse them in callbacks. 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for (int i = 0; i < kBufferCount; i++) { 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mBuffers[i] = new MemoryBase(mPreviewHeap, i * mPreviewFrameSize, mPreviewFrameSize); 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 92d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Recreate the fake camera to reflect the current size. 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete mFakeCamera; 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFakeCamera = new FakeCamera(preview_width, preview_height); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectCameraHardwareStub::~CameraHardwareStub() 999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project delete mFakeCamera; 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mFakeCamera = 0; // paranoia 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project singleton.clear(); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectsp<IMemoryHeap> CameraHardwareStub::getPreviewHeap() const 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreviewHeap; 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectsp<IMemoryHeap> CameraHardwareStub::getRawHeap() const 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mRawHeap; 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 115da83f4674a564007baac03db062a289c8158d940Benny Wongvoid CameraHardwareStub::setCallbacks(notify_callback notify_cb, 116da83f4674a564007baac03db062a289c8158d940Benny Wong data_callback data_cb, 117da83f4674a564007baac03db062a289c8158d940Benny Wong data_callback_timestamp data_cb_timestamp, 118da83f4674a564007baac03db062a289c8158d940Benny Wong void* user) 119da83f4674a564007baac03db062a289c8158d940Benny Wong{ 120da83f4674a564007baac03db062a289c8158d940Benny Wong Mutex::Autolock lock(mLock); 121da83f4674a564007baac03db062a289c8158d940Benny Wong mNotifyCb = notify_cb; 122da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCb = data_cb; 123da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCbTimestamp = data_cb_timestamp; 124da83f4674a564007baac03db062a289c8158d940Benny Wong mCallbackCookie = user; 125da83f4674a564007baac03db062a289c8158d940Benny Wong} 126da83f4674a564007baac03db062a289c8158d940Benny Wong 127da83f4674a564007baac03db062a289c8158d940Benny Wongvoid CameraHardwareStub::enableMsgType(int32_t msgType) 128da83f4674a564007baac03db062a289c8158d940Benny Wong{ 129da83f4674a564007baac03db062a289c8158d940Benny Wong Mutex::Autolock lock(mLock); 130da83f4674a564007baac03db062a289c8158d940Benny Wong mMsgEnabled |= msgType; 131da83f4674a564007baac03db062a289c8158d940Benny Wong} 132da83f4674a564007baac03db062a289c8158d940Benny Wong 133da83f4674a564007baac03db062a289c8158d940Benny Wongvoid CameraHardwareStub::disableMsgType(int32_t msgType) 134da83f4674a564007baac03db062a289c8158d940Benny Wong{ 135da83f4674a564007baac03db062a289c8158d940Benny Wong Mutex::Autolock lock(mLock); 136da83f4674a564007baac03db062a289c8158d940Benny Wong mMsgEnabled &= ~msgType; 137da83f4674a564007baac03db062a289c8158d940Benny Wong} 138da83f4674a564007baac03db062a289c8158d940Benny Wong 139da83f4674a564007baac03db062a289c8158d940Benny Wongbool CameraHardwareStub::msgTypeEnabled(int32_t msgType) 140da83f4674a564007baac03db062a289c8158d940Benny Wong{ 141da83f4674a564007baac03db062a289c8158d940Benny Wong Mutex::Autolock lock(mLock); 142da83f4674a564007baac03db062a289c8158d940Benny Wong return (mMsgEnabled & msgType); 143da83f4674a564007baac03db062a289c8158d940Benny Wong} 144da83f4674a564007baac03db062a289c8158d940Benny Wong 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// --------------------------------------------------------------------------- 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint CameraHardwareStub::previewThread() 1489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLock.lock(); 1509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // the attributes below can change under our feet... 1519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int previewFrameRate = mParameters.getPreviewFrameRate(); 1539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Find the offset within the heap of the current buffer. 1559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ssize_t offset = mCurrentPreviewFrame * mPreviewFrameSize; 1569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<MemoryHeapBase> heap = mPreviewHeap; 158d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // this assumes the internal state of fake camera doesn't change 1609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // (or is thread safe) 1619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FakeCamera* fakeCamera = mFakeCamera; 162d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<MemoryBase> buffer = mBuffers[mCurrentPreviewFrame]; 164d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mLock.unlock(); 1669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO: here check all the conditions that could go wrong 1689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (buffer != 0) { 1699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Calculate how long to wait between frames. 1709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int delay = (int)(1000000.0f / float(previewFrameRate)); 171d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // This is always valid, even if the client died -- the memory 1739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // is still mapped in our process. 1749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project void *base = heap->base(); 175d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Fill the current frame with the fake camera. 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project uint8_t *frame = ((uint8_t *)base) + offset; 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project fakeCamera->getNextFrameAsYuv422(frame); 179d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //LOGV("previewThread: generated frame to buffer %d", mCurrentPreviewFrame); 181d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Notify the client of a new frame. 183da83f4674a564007baac03db062a289c8158d940Benny Wong if (mMsgEnabled & CAMERA_MSG_PREVIEW_FRAME) 184da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCb(CAMERA_MSG_PREVIEW_FRAME, buffer, mCallbackCookie); 185d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Advance the buffer pointer. 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mCurrentPreviewFrame = (mCurrentPreviewFrame + 1) % kBufferCount; 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Wait for it... 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project usleep(delay); 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 196da83f4674a564007baac03db062a289c8158d940Benny Wongstatus_t CameraHardwareStub::startPreview() 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mPreviewThread != 0) { 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // already running 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return INVALID_OPERATION; 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewThread = new PreviewThread(this); 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::stopPreview() 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<PreviewThread> previewThread; 210d82f452fdcfbaa057c5db3491417c49c86247970Owen Lin 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project { // scope for the lock 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project previewThread = mPreviewThread; 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // don't hold the lock while waiting for the thread to quit 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (previewThread != 0) { 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project previewThread->requestExitAndWait(); 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mPreviewThread.clear(); 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectbool CameraHardwareStub::previewEnabled() { 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mPreviewThread != 0; 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 229da83f4674a564007baac03db062a289c8158d940Benny Wongstatus_t CameraHardwareStub::startRecording() 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return UNKNOWN_ERROR; 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::stopRecording() 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectbool CameraHardwareStub::recordingEnabled() 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return false; 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::releaseRecordingFrame(const sp<IMemory>& mem) 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project// --------------------------------------------------------------------------- 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint CameraHardwareStub::beginAutoFocusThread(void *cookie) 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CameraHardwareStub *c = (CameraHardwareStub *)cookie; 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c->autoFocusThread(); 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint CameraHardwareStub::autoFocusThread() 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 257da83f4674a564007baac03db062a289c8158d940Benny Wong if (mMsgEnabled & CAMERA_MSG_FOCUS) 258da83f4674a564007baac03db062a289c8158d940Benny Wong mNotifyCb(CAMERA_MSG_FOCUS, true, 0, mCallbackCookie); 259da83f4674a564007baac03db062a289c8158d940Benny Wong return NO_ERROR; 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 262da83f4674a564007baac03db062a289c8158d940Benny Wongstatus_t CameraHardwareStub::autoFocus() 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (createThread(beginAutoFocusThread, this) == false) 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return UNKNOWN_ERROR; 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 270244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Changstatus_t CameraHardwareStub::cancelAutoFocus() 271244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang{ 272244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang return NO_ERROR; 273244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang} 274244f8c26365a303d9dd861bd48a29a4b48578da1Chih-Chung Chang 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/*static*/ int CameraHardwareStub::beginPictureThread(void *cookie) 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project CameraHardwareStub *c = (CameraHardwareStub *)cookie; 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return c->pictureThread(); 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectint CameraHardwareStub::pictureThread() 2829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 283da83f4674a564007baac03db062a289c8158d940Benny Wong if (mMsgEnabled & CAMERA_MSG_SHUTTER) 284da83f4674a564007baac03db062a289c8158d940Benny Wong mNotifyCb(CAMERA_MSG_SHUTTER, 0, 0, mCallbackCookie); 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 286da83f4674a564007baac03db062a289c8158d940Benny Wong if (mMsgEnabled & CAMERA_MSG_RAW_IMAGE) { 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project //FIXME: use a canned YUV image! 2889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // In the meantime just make another fake camera picture. 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w, h; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParameters.getPictureSize(&w, &h); 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<MemoryBase> mem = new MemoryBase(mRawHeap, 0, w * 2 * h); 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project FakeCamera cam(w, h); 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project cam.getNextFrameAsYuv422((uint8_t *)mRawHeap->base()); 294da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCb(CAMERA_MSG_RAW_IMAGE, mem, mCallbackCookie); 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 297da83f4674a564007baac03db062a289c8158d940Benny Wong if (mMsgEnabled & CAMERA_MSG_COMPRESSED_IMAGE) { 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<MemoryHeapBase> heap = new MemoryHeapBase(kCannedJpegSize); 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<MemoryBase> mem = new MemoryBase(heap, 0, kCannedJpegSize); 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project memcpy(heap->base(), kCannedJpeg, kCannedJpegSize); 301da83f4674a564007baac03db062a289c8158d940Benny Wong mDataCb(CAMERA_MSG_COMPRESSED_IMAGE, mem, mCallbackCookie); 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 3049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 306da83f4674a564007baac03db062a289c8158d940Benny Wongstatus_t CameraHardwareStub::takePicture() 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project stopPreview(); 3099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (createThread(beginPictureThread, this) == false) 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 314da83f4674a564007baac03db062a289c8158d940Benny Wongstatus_t CameraHardwareStub::cancelPicture() 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatus_t CameraHardwareStub::dump(int fd, const Vector<String16>& args) const 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project const size_t SIZE = 256; 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project char buffer[SIZE]; 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String8 result; 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project AutoMutex lock(&mLock); 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (mFakeCamera != 0) { 3262827560ce2c0462487ff3b9193ea5abc4a1077c4Niko Catania mFakeCamera->dump(fd); 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParameters.dump(fd, args); 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project snprintf(buffer, 255, " preview frame(%d), size (%d), running(%s)\n", mCurrentPreviewFrame, mPreviewFrameSize, mPreviewRunning?"true": "false"); 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result.append(buffer); 3309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else { 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project result.append("No camera client yet.\n"); 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project write(fd, result.string(), result.size()); 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectstatus_t CameraHardwareStub::setParameters(const CameraParameters& params) 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // XXX verify params 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strcmp(params.getPreviewFormat(), "yuv422sp") != 0) { 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Only yuv422sp preview is supported"); 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (strcmp(params.getPictureFormat(), "jpeg") != 0) { 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Only jpeg still pictures are supported"); 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int w, h; 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project params.getPictureSize(&w, &h); 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (w != kCannedJpegWidth && h != kCannedJpegHeight) { 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LOGE("Still picture size must be size of canned JPEG (%dx%d)", 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project kCannedJpegWidth, kCannedJpegHeight); 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return -1; 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mParameters = params; 3619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initHeapLocked(); 3629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return NO_ERROR; 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source ProjectCameraParameters CameraHardwareStub::getParameters() const 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Mutex::Autolock lock(mLock); 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return mParameters; 3709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 37236f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Listatus_t CameraHardwareStub::sendCommand(int32_t command, int32_t arg1, 37336f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li int32_t arg2) 37436f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li{ 37536f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li return BAD_VALUE; 37636f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li} 37736f68b8f24df906c969581b0b8e1a47f95dc03cbWu-cheng Li 3789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectvoid CameraHardwareStub::release() 3799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectwp<CameraHardwareInterface> CameraHardwareStub::singleton; 3839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectsp<CameraHardwareInterface> CameraHardwareStub::createInstance() 3859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (singleton != 0) { 3879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<CameraHardwareInterface> hardware = singleton.promote(); 3889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (hardware != 0) { 3899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return hardware; 3909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project sp<CameraHardwareInterface> hardware(new CameraHardwareStub()); 3939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project singleton = hardware; 3949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return hardware; 3959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 3969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectextern "C" sp<CameraHardwareInterface> openCameraHardware() 3989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project{ 3999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return CameraHardwareStub::createInstance(); 4009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 4019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 4029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project}; // namespace android 403