Camera2Device.h revision cab96a4a7a2900fa991ab77ae45ba8d4be97e054
161ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala/* 261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * Copyright (C) 2012 The Android Open Source Project 361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * 461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * Licensed under the Apache License, Version 2.0 (the "License"); 561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * you may not use this file except in compliance with the License. 661ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * You may obtain a copy of the License at 761ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * 861ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * http://www.apache.org/licenses/LICENSE-2.0 961ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * 1061ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * Unless required by applicable law or agreed to in writing, software 1161ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * distributed under the License is distributed on an "AS IS" BASIS, 1261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 1361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * See the License for the specific language governing permissions and 1461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala * limitations under the License. 1561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala */ 1661ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 1761ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#ifndef ANDROID_SERVERS_CAMERA_CAMERA2DEVICE_H 1861ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#define ANDROID_SERVERS_CAMERA_CAMERA2DEVICE_H 1961ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 20f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala#include <utils/Condition.h> 2161ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#include <utils/Errors.h> 223297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/List.h> 233297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/Mutex.h> 243297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/RefBase.h> 253297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/String8.h> 263297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/String16.h> 273297daae9681004775012faba9181d65e097e00cEino-Ville Talvala#include <utils/Vector.h> 283297daae9681004775012faba9181d65e097e00cEino-Ville Talvala 2961ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#include "hardware/camera2.h" 30cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala#include "CameraMetadata.h" 3161ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 3261ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvalanamespace android { 3361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 3461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvalaclass Camera2Device : public virtual RefBase { 3561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala public: 36f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala Camera2Device(int id); 3761ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 3861ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala ~Camera2Device(); 3961ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 40f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t initialize(camera_module_t *module); 41f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 423297daae9681004775012faba9181d65e097e00cEino-Ville Talvala status_t dump(int fd, const Vector<String16>& args); 433297daae9681004775012faba9181d65e097e00cEino-Ville Talvala 443297daae9681004775012faba9181d65e097e00cEino-Ville Talvala /** 45cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala * The device's static characteristics metadata buffer 463297daae9681004775012faba9181d65e097e00cEino-Ville Talvala */ 47cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala const CameraMetadata& info() const; 486db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 49d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 50d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Submit request for capture. The Camera2Device takes ownership of the 51d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * passed-in buffer. 52d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 53cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala status_t capture(CameraMetadata &request); 54d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala 55d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 56d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Submit request for streaming. The Camera2Device makes a copy of the 57d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * passed-in buffer and the caller retains ownership. 58d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 59cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala status_t setStreamingRequest(const CameraMetadata &request); 60cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala 61cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala /** 62cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala * Clear the streaming request slot. 63cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala */ 64cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala status_t clearStreamingRequest(); 65f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 66d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 67d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Create an output stream of the requested size and format. 68d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * 69d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * If format is CAMERA2_HAL_PIXEL_FORMAT_OPAQUE, then the HAL device selects 70d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * an appropriate format; it can be queried with getStreamInfo. 71d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * 72d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * If format is HAL_PIXEL_FORMAT_COMPRESSED, the size parameter must be 73d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * equal to the size in bytes of the buffers to allocate for the stream. For 74d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * other formats, the size parameter is ignored. 75d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 766db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t createStream(sp<ANativeWindow> consumer, 77d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t width, uint32_t height, int format, size_t size, 786db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala int *id); 796db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 80d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 81d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Get information about a given stream. 82d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 83d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala status_t getStreamInfo(int id, 84d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t *width, uint32_t *height, uint32_t *format); 85d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala 86d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 87c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala * Set stream gralloc buffer transform 88c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala */ 89c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala status_t setStreamTransform(int id, int transform); 90c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala 91c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala /** 92d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Delete stream. Must not be called if there are requests in flight which 93d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * reference that stream. 94d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 956db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t deleteStream(int id); 966db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 97d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 98d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Create a metadata buffer with fields that the HAL device believes are 99d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * best for the given use case 100d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 101cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala status_t createDefaultRequest(int templateId, CameraMetadata *request); 102f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 103d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 104d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Wait until all requests have been processed. Returns INVALID_OPERATION if 105d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * the streaming slot is not empty, or TIMED_OUT if the requests haven't 106d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * finished processing in 10 seconds. 107d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 108d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala status_t waitUntilDrained(); 109d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala 110160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala /** 111160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala * Abstract class for HAL notification listeners 112160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala */ 113160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala class NotificationListener { 114160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala public: 115160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala // Refer to the Camera2 HAL definition for notification definitions 116160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual void notifyError(int errorCode, int arg1, int arg2) = 0; 117160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual void notifyShutter(int frameNumber, nsecs_t timestamp) = 0; 118160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual void notifyAutoFocus(uint8_t newState, int triggerId) = 0; 119160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual void notifyAutoExposure(uint8_t newState, int triggerId) = 0; 120160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual void notifyAutoWhitebalance(uint8_t newState, int triggerId) = 0; 121160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala protected: 122160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala virtual ~NotificationListener(); 123160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala }; 124160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala 125160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala /** 126160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala * Connect HAL notifications to a listener. Overwrites previous 127160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala * listener. Set to NULL to stop receiving notifications. 128160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala */ 129160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala status_t setNotifyCallback(NotificationListener *listener); 130160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala 131174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala /** 1328ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala * Abstract class for HAL frame available notifications 1338ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala */ 1348ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala class FrameListener { 1358ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala public: 1368ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala virtual void onNewFrameAvailable() = 0; 1378ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala protected: 1388ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala virtual ~FrameListener(); 1398ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala }; 1408ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala 1418ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala /** 1428ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala * Set a frame listener to be notified about new frames. 1438ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala */ 1448ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala status_t setFrameListener(FrameListener *listener); 1458ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala 1468ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala /** 1478ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala * Get next metadata frame from the frame queue. Returns NULL if the queue 1488ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala * is empty; caller takes ownership of the metadata buffer. 1498ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala */ 150cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala status_t getNextFrame(CameraMetadata *frame); 1518ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala 1528ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala /** 153174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * Trigger auto-focus. The latest ID used in a trigger autofocus or cancel 154174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * autofocus call will be returned by the HAL in all subsequent AF 155174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * notifications. 156174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala */ 157174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala status_t triggerAutofocus(uint32_t id); 158174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala 159174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala /** 160174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * Cancel auto-focus. The latest ID used in a trigger autofocus/cancel 161174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * autofocus call will be returned by the HAL in all subsequent AF 162174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * notifications. 163174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala */ 164174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala status_t triggerCancelAutofocus(uint32_t id); 165174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala 166174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala /** 167174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * Trigger pre-capture metering. The latest ID used in a trigger pre-capture 168174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * call will be returned by the HAL in all subsequent AE and AWB 169174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala * notifications. 170174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala */ 171174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala status_t triggerPrecaptureMetering(uint32_t id); 172174181eec57c963a2a17bd156d81c3f18b3ba75cEino-Ville Talvala 17361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala private: 17461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 175f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const int mId; 17661ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala camera2_device_t *mDevice; 17761ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 178cab96a4a7a2900fa991ab77ae45ba8d4be97e054Eino-Ville Talvala CameraMetadata mDeviceInfo; 179f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala vendor_tag_query_ops_t *mVendorTagOps; 180f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 181f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala /** 182f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala * Queue class for both sending requests to a camera2 device, and for 183f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala * receiving frames from a camera2 device. 184f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala */ 185f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala class MetadataQueue: public camera2_request_queue_src_ops_t, 186f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala public camera2_frame_queue_dst_ops_t { 187f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala public: 188f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala MetadataQueue(); 189f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala ~MetadataQueue(); 190f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 191f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // Interface to camera2 HAL device, either for requests (device is 192f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // consumer) or for frames (device is producer) 193f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const camera2_request_queue_src_ops_t* getToConsumerInterface(); 194f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala void setFromConsumerInterface(camera2_device_t *d); 195f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 1966db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala // Connect queue consumer endpoint to a camera2 device 1976db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t setConsumerDevice(camera2_device_t *d); 1986db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala // Connect queue producer endpoint to a camera2 device 1996db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t setProducerDevice(camera2_device_t *d); 2006db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 201f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const camera2_frame_queue_dst_ops_t* getToProducerInterface(); 202f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 203f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // Real interfaces. On enqueue, queue takes ownership of buffer pointer 204f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // On dequeue, user takes ownership of buffer pointer. 205f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t enqueue(camera_metadata_t *buf); 206f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t dequeue(camera_metadata_t **buf, bool incrementCount = true); 207f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala int getBufferCount(); 208f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t waitForBuffer(nsecs_t timeout); 2098ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala status_t setListener(FrameListener *listener); 210f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 211f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // Set repeating buffer(s); if the queue is empty on a dequeue call, the 212f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala // queue copies the contents of the stream slot into the queue, and then 2136ed1ed1b3aa6fe01a72fa1c9fea3d6946adc3048Eino-Ville Talvala // dequeues the first new entry. The metadata buffers passed in are 2146ed1ed1b3aa6fe01a72fa1c9fea3d6946adc3048Eino-Ville Talvala // copied. 215f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t setStreamSlot(camera_metadata_t *buf); 216f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t setStreamSlot(const List<camera_metadata_t*> &bufs); 217f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 2183297daae9681004775012faba9181d65e097e00cEino-Ville Talvala status_t dump(int fd, const Vector<String16>& args); 2193297daae9681004775012faba9181d65e097e00cEino-Ville Talvala 220f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala private: 2216db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t signalConsumerLocked(); 222f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala status_t freeBuffers(List<camera_metadata_t*>::iterator start, 223f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala List<camera_metadata_t*>::iterator end); 224f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 225f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera2_device_t *mDevice; 226f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 227f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala Mutex mMutex; 228f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala Condition notEmpty; 229f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 230f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala int mFrameCount; 231f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 232f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala int mCount; 233f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala List<camera_metadata_t*> mEntries; 234f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala int mStreamSlotCount; 235f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala List<camera_metadata_t*> mStreamSlot; 236f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 237f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala bool mSignalConsumer; 2388ce89d9e2b132bf58a030acec88acf0a998926a1Eino-Ville Talvala FrameListener *mListener; 239f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 240f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static MetadataQueue* getInstance( 241f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const camera2_frame_queue_dst_ops_t *q); 242f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static MetadataQueue* getInstance( 243f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const camera2_request_queue_src_ops_t *q); 244f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 245f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int consumer_buffer_count( 246f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala const camera2_request_queue_src_ops_t *q); 247f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 248f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int consumer_dequeue(const camera2_request_queue_src_ops_t *q, 249f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera_metadata_t **buffer); 250f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 251f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int consumer_free(const camera2_request_queue_src_ops_t *q, 252f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera_metadata_t *old_buffer); 253f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 254f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int producer_dequeue(const camera2_frame_queue_dst_ops_t *q, 255f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala size_t entries, size_t bytes, 256f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera_metadata_t **buffer); 257f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 258f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int producer_cancel(const camera2_frame_queue_dst_ops_t *q, 259f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera_metadata_t *old_buffer); 260f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 261f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala static int producer_enqueue(const camera2_frame_queue_dst_ops_t *q, 262f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala camera_metadata_t *filled_buffer); 263f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 264f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala }; // class MetadataQueue 265f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 266f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala MetadataQueue mRequestQueue; 267f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala MetadataQueue mFrameQueue; 268f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala 2696db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala /** 2706db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala * Adapter from an ANativeWindow interface to camera2 device stream ops. 2716db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala * Also takes care of allocating/deallocating stream in device interface 2726db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala */ 2736db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala class StreamAdapter: public camera2_stream_ops, public virtual RefBase { 2746db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala public: 2756db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala StreamAdapter(camera2_device_t *d); 2766db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 2776db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala ~StreamAdapter(); 2786db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 279d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala /** 280d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * Create a HAL device stream of the requested size and format. 281d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * 282d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * If format is CAMERA2_HAL_PIXEL_FORMAT_OPAQUE, then the HAL device 283d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * selects an appropriate format; it can be queried with getFormat. 284d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * 285d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * If format is HAL_PIXEL_FORMAT_COMPRESSED, the size parameter must 286d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * be equal to the size in bytes of the buffers to allocate for the 287d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala * stream. For other formats, the size parameter is ignored. 288d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala */ 2896db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala status_t connectToDevice(sp<ANativeWindow> consumer, 290d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t width, uint32_t height, int format, size_t size); 2916db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 2929cca4c6d976d2d4127286e9eaa54d1b99880c25cEino-Ville Talvala status_t release(); 2936db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 294c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala status_t setTransform(int transform); 295c94cd19694ea0befe2eb22735c50b00070f006d9Eino-Ville Talvala 296d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala // Get stream parameters. 297d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala // Only valid after a successful connectToDevice call. 298d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala int getId() const { return mId; } 299d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t getWidth() const { return mWidth; } 300d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t getHeight() const { return mHeight; } 301d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala uint32_t getFormat() const { return mFormat; } 3026db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3033297daae9681004775012faba9181d65e097e00cEino-Ville Talvala // Dump stream information 3043297daae9681004775012faba9181d65e097e00cEino-Ville Talvala status_t dump(int fd, const Vector<String16>& args); 3053297daae9681004775012faba9181d65e097e00cEino-Ville Talvala 3066db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala private: 3076db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala enum { 3086db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala ERROR = -1, 3099cca4c6d976d2d4127286e9eaa54d1b99880c25cEino-Ville Talvala RELEASED = 0, 3106db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala ALLOCATED, 3116db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala CONNECTED, 3126db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala ACTIVE 3136db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala } mState; 3146db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3156db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala sp<ANativeWindow> mConsumerInterface; 3166db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala camera2_device_t *mDevice; 3176db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3186db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mId; 3196db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mWidth; 3206db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mHeight; 3216db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mFormat; 322d4bcfde6bf3e7b28e36f6ec66e6d9e5adebfa949Eino-Ville Talvala size_t mSize; 3236db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mUsage; 3246db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mMaxProducerBuffers; 3256db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala uint32_t mMaxConsumerBuffers; 3263297daae9681004775012faba9181d65e097e00cEino-Ville Talvala uint32_t mTotalBuffers; 3276db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala int mFormatRequested; 3286db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3293297daae9681004775012faba9181d65e097e00cEino-Ville Talvala /** Debugging information */ 3303297daae9681004775012faba9181d65e097e00cEino-Ville Talvala uint32_t mActiveBuffers; 3313297daae9681004775012faba9181d65e097e00cEino-Ville Talvala uint32_t mFrameCount; 3323297daae9681004775012faba9181d65e097e00cEino-Ville Talvala int64_t mLastTimestamp; 3333297daae9681004775012faba9181d65e097e00cEino-Ville Talvala 3346db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala const camera2_stream_ops *getStreamOps(); 3356db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3366db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala static ANativeWindow* toANW(const camera2_stream_ops_t *w); 3376db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3386db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala static int dequeue_buffer(const camera2_stream_ops_t *w, 3396db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala buffer_handle_t** buffer); 3406db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3416db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala static int enqueue_buffer(const camera2_stream_ops_t* w, 3426db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala int64_t timestamp, 3436db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala buffer_handle_t* buffer); 3446db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3456db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala static int cancel_buffer(const camera2_stream_ops_t* w, 3466db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala buffer_handle_t* buffer); 3476db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3486db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala static int set_crop(const camera2_stream_ops_t* w, 3496db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala int left, int top, int right, int bottom); 3506db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala }; // class StreamAdapter 3516db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 3526db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala typedef List<sp<StreamAdapter> > StreamList; 3536db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala StreamList mStreams; 3546db981c45a964f0d9df4c3451f064dff7954d78eEino-Ville Talvala 355160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala // Receives HAL notifications and routes them to the NotificationListener 356160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala static void notificationCallback(int32_t msg_type, 357160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala int32_t ext1, 358160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala int32_t ext2, 359160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala int32_t ext3, 360160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala void *user); 361160d4af9d933fe9461bb213e5876fc5c8c2178c2Eino-Ville Talvala 362f69c70ded4316ea3ee504ac779bd024433ed4ef7Eino-Ville Talvala}; // class Camera2Device 36361ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 36461ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala}; // namespace android 36561ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala 36661ab9f93315ea817cd1ac110e2a95da4dab6b4d1Eino-Ville Talvala#endif 367