| /* |
| * Copyright (C) 2012 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| //#define LOG_NDEBUG 0 |
| #define LOG_TAG "Camera2-BurstCapture" |
| |
| #include <utils/Log.h> |
| #include <utils/Trace.h> |
| |
| #include "BurstCapture.h" |
| |
| #include "api1/Camera2Client.h" |
| #include "api1/client2/JpegCompressor.h" |
| |
| namespace android { |
| namespace camera2 { |
| |
| BurstCapture::BurstCapture(wp<Camera2Client> client, wp<CaptureSequencer> sequencer): |
| mCaptureStreamId(NO_STREAM), |
| mClient(client), |
| mSequencer(sequencer) |
| { |
| } |
| |
| BurstCapture::~BurstCapture() { |
| } |
| |
| status_t BurstCapture::start(Vector<CameraMetadata> &/*metadatas*/, |
| int32_t /*firstCaptureId*/) { |
| ALOGE("Not completely implemented"); |
| return INVALID_OPERATION; |
| } |
| |
| void BurstCapture::onFrameAvailable(const BufferItem &/*item*/) { |
| ALOGV("%s", __FUNCTION__); |
| Mutex::Autolock l(mInputMutex); |
| if(!mInputChanged) { |
| mInputChanged = true; |
| mInputSignal.signal(); |
| } |
| } |
| |
| bool BurstCapture::threadLoop() { |
| status_t res; |
| { |
| Mutex::Autolock l(mInputMutex); |
| while(!mInputChanged) { |
| res = mInputSignal.waitRelative(mInputMutex, kWaitDuration); |
| if(res == TIMED_OUT) return true; |
| } |
| mInputChanged = false; |
| } |
| |
| do { |
| sp<Camera2Client> client = mClient.promote(); |
| if(client == 0) return false; |
| ALOGV("%s: Calling processFrameAvailable()", __FUNCTION__); |
| res = processFrameAvailable(client); |
| } while(res == OK); |
| |
| return true; |
| } |
| |
| CpuConsumer::LockedBuffer* BurstCapture::jpegEncode( |
| CpuConsumer::LockedBuffer *imgBuffer, |
| int /*quality*/) |
| { |
| ALOGV("%s", __FUNCTION__); |
| |
| CpuConsumer::LockedBuffer *imgEncoded = new CpuConsumer::LockedBuffer; |
| uint8_t *data = new uint8_t[ANDROID_JPEG_MAX_SIZE]; |
| imgEncoded->data = data; |
| imgEncoded->width = imgBuffer->width; |
| imgEncoded->height = imgBuffer->height; |
| imgEncoded->stride = imgBuffer->stride; |
| |
| Vector<CpuConsumer::LockedBuffer*> buffers; |
| buffers.push_back(imgBuffer); |
| buffers.push_back(imgEncoded); |
| |
| sp<JpegCompressor> jpeg = new JpegCompressor(); |
| jpeg->start(buffers, 1); |
| |
| bool success = jpeg->waitForDone(10 * 1e9); |
| if(success) { |
| return buffers[1]; |
| } |
| else { |
| ALOGE("%s: JPEG encode timed out", __FUNCTION__); |
| return NULL; // TODO: maybe change function return value to status_t |
| } |
| } |
| |
| status_t BurstCapture::processFrameAvailable(sp<Camera2Client> &/*client*/) { |
| ALOGE("Not implemented"); |
| return INVALID_OPERATION; |
| } |
| |
| } // namespace camera2 |
| } // namespace android |