| James Painter | e538206 | 2012-09-05 18:02:32 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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 | #define LOG_NDEBUG 0 |
| 18 | #define LOG_TAG "BurstCapture" |
| 19 | |
| 20 | #include <utils/Log.h> |
| 21 | #include <utils/Trace.h> |
| 22 | |
| 23 | #include "BurstCapture.h" |
| 24 | |
| 25 | #include "JpegCompressor.h" |
| 26 | #include "../Camera2Client.h" |
| 27 | |
| 28 | namespace android { |
| 29 | namespace camera2 { |
| 30 | |
| 31 | BurstCapture::BurstCapture(wp<Camera2Client> client, wp<CaptureSequencer> sequencer): |
| 32 | mCaptureStreamId(NO_STREAM), |
| 33 | mClient(client), |
| 34 | mSequencer(sequencer) |
| 35 | { |
| 36 | } |
| 37 | |
| 38 | BurstCapture::~BurstCapture() { |
| 39 | } |
| 40 | |
| 41 | status_t BurstCapture::start(Vector<CameraMetadata> &metadatas, int32_t firstCaptureId) { |
| 42 | ALOGE("Not completely implemented"); |
| 43 | return INVALID_OPERATION; |
| 44 | } |
| 45 | |
| 46 | void BurstCapture::onFrameAvailable() { |
| 47 | ALOGV("%s", __FUNCTION__); |
| 48 | Mutex::Autolock l(mInputMutex); |
| 49 | if(!mInputChanged) { |
| 50 | mInputChanged = true; |
| 51 | mInputSignal.signal(); |
| 52 | } |
| 53 | } |
| 54 | |
| 55 | bool BurstCapture::threadLoop() { |
| 56 | status_t res; |
| 57 | { |
| 58 | Mutex::Autolock l(mInputMutex); |
| 59 | while(!mInputChanged) { |
| 60 | res = mInputSignal.waitRelative(mInputMutex, kWaitDuration); |
| 61 | if(res == TIMED_OUT) return true; |
| 62 | } |
| 63 | mInputChanged = false; |
| 64 | } |
| 65 | |
| 66 | do { |
| 67 | sp<Camera2Client> client = mClient.promote(); |
| 68 | if(client == 0) return false; |
| 69 | ALOGV("%s: Calling processFrameAvailable()", __FUNCTION__); |
| 70 | res = processFrameAvailable(client); |
| 71 | } while(res == OK); |
| 72 | |
| 73 | return true; |
| 74 | } |
| 75 | |
| 76 | CpuConsumer::LockedBuffer* BurstCapture::jpegEncode( |
| 77 | CpuConsumer::LockedBuffer *imgBuffer, |
| 78 | int quality) |
| 79 | { |
| 80 | ALOGV("%s", __FUNCTION__); |
| 81 | |
| 82 | CpuConsumer::LockedBuffer *imgEncoded = new CpuConsumer::LockedBuffer; |
| 83 | uint8_t *data = new uint8_t[ANDROID_JPEG_MAX_SIZE]; |
| 84 | imgEncoded->data = data; |
| 85 | imgEncoded->width = imgBuffer->width; |
| 86 | imgEncoded->height = imgBuffer->height; |
| 87 | imgEncoded->stride = imgBuffer->stride; |
| 88 | |
| 89 | Vector<CpuConsumer::LockedBuffer*> buffers; |
| 90 | buffers.push_back(imgBuffer); |
| 91 | buffers.push_back(imgEncoded); |
| 92 | |
| 93 | sp<JpegCompressor> jpeg = new JpegCompressor(); |
| 94 | status_t res = jpeg->start(buffers, 1); |
| 95 | |
| 96 | bool success = jpeg->waitForDone(10 * 1e9); |
| 97 | if(success) { |
| 98 | return buffers[1]; |
| 99 | } |
| 100 | else { |
| 101 | ALOGE("%s: JPEG encode timed out", __FUNCTION__); |
| 102 | return NULL; // TODO: maybe change function return value to status_t |
| 103 | } |
| 104 | } |
| 105 | |
| 106 | status_t BurstCapture::processFrameAvailable(sp<Camera2Client> &client) { |
| 107 | ALOGE("Not implemented"); |
| 108 | return INVALID_OPERATION; |
| 109 | } |
| 110 | |
| 111 | } // namespace camera2 |
| 112 | } // namespace android |