18951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev/* 28951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Copyright (C) 2008 The Android Open Source Project 38951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 48951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Licensed under the Apache License, Version 2.0 (the "License"); 58951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * you may not use this file except in compliance with the License. 68951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * You may obtain a copy of the License at 78951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 88951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * http://www.apache.org/licenses/LICENSE-2.0 98951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 108951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Unless required by applicable law or agreed to in writing, software 118951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * distributed under the License is distributed on an "AS IS" BASIS, 128951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * See the License for the specific language governing permissions and 148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * limitations under the License. 158951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 168951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 178951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#ifndef ANDROID_HARDWARE_CAMERA_HARDWARE_INTERFACE_H 188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#define ANDROID_HARDWARE_CAMERA_HARDWARE_INTERFACE_H 198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 204717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh#include <unordered_map> 218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <binder/IMemory.h> 228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <binder/MemoryBase.h> 238951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <binder/MemoryHeapBase.h> 248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <utils/RefBase.h> 258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <ui/GraphicBuffer.h> 268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <camera/Camera.h> 278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <camera/CameraParameters.h> 288951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <system/window.h> 298951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#include <hardware/camera.h> 308951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 312f09bac6632a5ee27ee14baa2aa1367f16b5b013Eino-Ville Talvala#include <common/CameraProviderManager.h> 322f09bac6632a5ee27ee14baa2aa1367f16b5b013Eino-Ville Talvala 338951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevnamespace android { 348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 358951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevtypedef void (*notify_callback)(int32_t msgType, 368951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev int32_t ext1, 378951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev int32_t ext2, 388951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void* user); 398951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 408951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevtypedef void (*data_callback)(int32_t msgType, 418951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev const sp<IMemory> &dataPtr, 42ff09ef8f18eed29bce50c7817df2fd52d2b50cf6Wu-cheng Li camera_frame_metadata_t *metadata, 438951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void* user); 448951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 458951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevtypedef void (*data_callback_timestamp)(nsecs_t timestamp, 468951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev int32_t msgType, 478951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev const sp<IMemory> &dataPtr, 488951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void *user); 498951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 50b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yehstruct HandleTimestampMessage { 51b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh nsecs_t timestamp; 52b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh const sp<IMemory> dataPtr; 53b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh}; 54b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh 55b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yehtypedef void (*data_callback_timestamp_batch)( 56b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh int32_t msgType, 57b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh const std::vector<HandleTimestampMessage>&, void* user); 58b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh 598951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev/** 608951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * CameraHardwareInterface.h defines the interface to the 618951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * camera hardware abstraction layer, used for setting and getting 62b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * parameters, live previewing, and taking pictures. It is used for 63b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * HAL devices with version CAMERA_DEVICE_API_VERSION_1_0 only. 648951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 658951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * It is a referenced counted interface with RefBase as its base class. 668951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * CameraService calls openCameraHardware() to retrieve a strong pointer to the 678951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * instance of this interface and may be called multiple times. The 688951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * following steps describe a typical sequence: 698951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 708951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * -# After CameraService calls openCameraHardware(), getParameters() and 718951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * setParameters() are used to initialize the camera instance. 72b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * -# startPreview() is called. 738951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 74b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * Prior to taking a picture, CameraService often calls autofocus(). When auto 758951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * focusing has completed, the camera instance sends a CAMERA_MSG_FOCUS notification, 768951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * which informs the application whether focusing was successful. The camera instance 778951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * only sends this message once and it is up to the application to call autoFocus() 788951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * again if refocusing is desired. 798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 808951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * CameraService calls takePicture() to request the camera instance take a 81b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * picture. At this point, if a shutter, postview, raw, and/or compressed 82b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * callback is desired, the corresponding message must be enabled. Any memory 83b99c5b8eebb35133a08c46b015624bd4c4a6c477Eino-Ville Talvala * provided in a data callback must be copied if it's needed after returning. 848951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 858951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 864717c470bf989e02f798857358471f8feb77660fYin-Chia Yehclass CameraHardwareInterface : 874717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh public virtual RefBase, 884717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh public virtual hardware::camera::device::V1_0::ICameraDeviceCallback, 894717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh public virtual hardware::camera::device::V1_0::ICameraDevicePreviewCallback { 904717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 918951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevpublic: 928b0b971b1416738f22488a80be726d1ec12552a8Chih-Hung Hsieh explicit CameraHardwareInterface(const char *name): 93f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mDevice(nullptr), 944717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh mHidlDevice(nullptr), 95f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mName(name), 96f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewScalingMode(NOT_SET), 97f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewTransform(NOT_SET), 98f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewWidth(NOT_SET), 99f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewHeight(NOT_SET), 100f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewFormat(NOT_SET), 101f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewUsage(0), 102f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewSwapInterval(NOT_SET), 103f73511756147a685267f208784921fea40decc64Eino-Ville Talvala mPreviewCrop{NOT_SET,NOT_SET,NOT_SET,NOT_SET} 1048951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev { 1058951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 1068951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1074717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh ~CameraHardwareInterface(); 1085861a9a98c641261c4807c976c750e4611b3a57dTyler Luu 1094717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t initialize(sp<CameraProviderManager> manager); 1102f09bac6632a5ee27ee14baa2aa1367f16b5b013Eino-Ville Talvala 1118951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** Set the ANativeWindow to which preview frames are sent */ 1124717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t setPreviewWindow(const sp<ANativeWindow>& buf); 1138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1144717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t setPreviewScalingMode(int scalingMode); 115f73511756147a685267f208784921fea40decc64Eino-Ville Talvala 1164717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t setPreviewTransform(int transform); 117f73511756147a685267f208784921fea40decc64Eino-Ville Talvala 1188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** Set the notification and data callbacks */ 1198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void setCallbacks(notify_callback notify_cb, 1208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev data_callback data_cb, 1218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev data_callback_timestamp data_cb_timestamp, 122b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh data_callback_timestamp_batch data_cb_timestamp_batch, 1234717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void* user); 1248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * The following three functions all take a msgtype, 1278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * which is a bitmask of the messages defined in 1288951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * include/ui/Camera.h 1298951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1308951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1318951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1328951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Enable a message, or set of messages. 1338951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1344717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void enableMsgType(int32_t msgType); 1358951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1368951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1378951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Disable a message, or a set of messages. 1388951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1398951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Once received a call to disableMsgType(CAMERA_MSG_VIDEO_FRAME), camera hal 1408951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * should not rely on its client to call releaseRecordingFrame() to release 1418951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * video recording frames sent out by the cameral hal before and after the 1428951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * disableMsgType(CAMERA_MSG_VIDEO_FRAME) call. Camera hal clients must not 1438951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * modify/access any video recording frame after calling 1448951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * disableMsgType(CAMERA_MSG_VIDEO_FRAME). 1458951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1464717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void disableMsgType(int32_t msgType); 1478951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1488951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1498951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Query whether a message, or a set of messages, is enabled. 1508951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Note that this is operates as an AND, if any of the messages 1518951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * queried are off, this will return false. 1528951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1534717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int msgTypeEnabled(int32_t msgType); 1548951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1558951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1568951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Start preview mode. 1578951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1584717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t startPreview(); 1598951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1608951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1618951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Stop a previously started preview. 1628951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1634717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void stopPreview(); 1648951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1658951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1668951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Returns true if preview is enabled. 1678951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 1684717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int previewEnabled(); 1698951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 1708951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 1718951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Request the camera hal to store meta data or real YUV data in 1728951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * the video buffers send out via CAMERA_MSG_VIDEO_FRRAME for a 1738951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * recording session. If it is not called, the default camera 1748951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * hal behavior is to store real YUV data in the video buffers. 1758951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1768951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * This method should be called before startRecording() in order 1778951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * to be effective. 1788951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * If meta data is stored in the video buffers, it is up to the 1808951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * receiver of the video buffers to interpret the contents and 1818951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * to find the actual frame data with the help of the meta data 1828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * in the buffer. How this is done is outside of the scope of 1838951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * this method. 1848951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1858951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Some camera hal may not support storing meta data in the video 1868951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * buffers, but all camera hal should support storing real YUV data 1878951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * in the video buffers. If the camera hal does not support storing 1888951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * the meta data in the video buffers when it is requested to do 1898951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * do, INVALID_OPERATION must be returned. It is very useful for 1908951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * the camera hal to pass meta data rather than the actual frame 1918951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * data directly to the video encoder, since the amount of the 1928951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * uncompressed frame data can be very large if video size is large. 1938951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1948951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * @param enable if true to instruct the camera hal to store 1958951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * meta data in the video buffers; false to instruct 1968951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * the camera hal to store real YUV data in the video 1978951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * buffers. 1988951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 1998951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * @return OK on success. 2008951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2018951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2024717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t storeMetaDataInBuffers(int enable); 2038951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2048951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2058951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Start record mode. When a record image is available a CAMERA_MSG_VIDEO_FRAME 2068951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * message is sent with the corresponding frame. Every record frame must be released 2078951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * by a cameral hal client via releaseRecordingFrame() before the client calls 2088951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * disableMsgType(CAMERA_MSG_VIDEO_FRAME). After the client calls 2098951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * disableMsgType(CAMERA_MSG_VIDEO_FRAME), it is camera hal's responsibility 2108951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * to manage the life-cycle of the video recording frames, and the client must 2118951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * not modify/access any video recording frames. 2128951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2134717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t startRecording(); 2148951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2158951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2168951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Stop a previously started recording. 2178951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2184717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void stopRecording(); 2198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2218951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Returns true if recording is enabled. 2228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2234717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int recordingEnabled(); 2248951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2258951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2268951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Release a record frame previously returned by CAMERA_MSG_VIDEO_FRAME. 2278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * 2288951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * It is camera hal client's responsibility to release video recording 2298951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * frames sent out by the camera hal before the camera hal receives 2308951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * a call to disableMsgType(CAMERA_MSG_VIDEO_FRAME). After it receives 2318951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * the call to disableMsgType(CAMERA_MSG_VIDEO_FRAME), it is camera hal's 2328951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * responsibility of managing the life-cycle of the video recording 2338951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * frames. 2348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2354717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void releaseRecordingFrame(const sp<IMemory>& mem); 2368951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2378951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 238b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * Release a batch of recording frames previously returned by 239b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * CAMERA_MSG_VIDEO_FRAME. This method only supports frames that are 240b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * stored as VideoNativeHandleMetadata. 241b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * 242b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * It is camera hal client's responsibility to release video recording 243b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * frames sent out by the camera hal before the camera hal receives 244b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * a call to disableMsgType(CAMERA_MSG_VIDEO_FRAME). After it receives 245b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * the call to disableMsgType(CAMERA_MSG_VIDEO_FRAME), it is camera hal's 246b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * responsibility of managing the life-cycle of the video recording 247b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh * frames. 248b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh */ 249b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh void releaseRecordingFrameBatch(const std::vector<sp<IMemory>>& frames); 250b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh 251b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh /** 2528951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Start auto focus, the notification callback routine is called 2538951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * with CAMERA_MSG_FOCUS once when focusing is complete. autoFocus() 2548951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * will be called again if another auto focus is needed. 2558951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2564717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t autoFocus(); 2578951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2588951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2598951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Cancels auto-focus function. If the auto-focus is still in progress, 2608951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * this function will cancel it. Whether the auto-focus is in progress 2618951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * or not, this function will return the focus position to the default. 2628951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * If the camera does not support auto-focus, this is a no-op. 2638951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2644717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t cancelAutoFocus(); 2658951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2668951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2678951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Take a picture. 2688951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2694717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t takePicture(); 2708951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2718951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2728951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Cancel a picture that was started with takePicture. Calling this 2738951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * method when no picture is being taken is a no-op. 2748951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2754717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t cancelPicture(); 2768951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2778951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2788951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Set the camera parameters. This returns BAD_VALUE if any parameter is 2798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * invalid or not supported. */ 2804717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t setParameters(const CameraParameters ¶ms); 2818951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** Return the camera parameters. */ 2834717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh CameraParameters getParameters() const; 2848951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2858951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2868951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Send command to camera driver. 2878951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2884717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t sendCommand(int32_t cmd, int32_t arg1, int32_t arg2); 2898951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2908951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2918951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Release the hardware resources owned by this object. Note that this is 2928951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * *not* done in the destructor. 2938951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2944717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void release(); 2958951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 2968951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev /** 2978951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev * Dump state of the camera hardware 2988951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev */ 2994717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh status_t dump(int fd, const Vector<String16>& /*args*/) const; 3008951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3018951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchevprivate: 3028951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev camera_device_t *mDevice; 3034717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh sp<hardware::camera::device::V1_0::ICameraDevice> mHidlDevice; 3048951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev String8 mName; 3058951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3064717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static void sNotifyCb(int32_t msg_type, int32_t ext1, 3074717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int32_t ext2, void *user); 3088951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3094717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static void sDataCb(int32_t msg_type, 31026adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev const camera_memory_t *data, unsigned int index, 311ff09ef8f18eed29bce50c7817df2fd52d2b50cf6Wu-cheng Li camera_frame_metadata_t *metadata, 3124717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void *user); 3138951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3144717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static void sDataCbTimestamp(nsecs_t timestamp, int32_t msg_type, 31526adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev const camera_memory_t *data, unsigned index, 3164717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void *user); 3174717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 3188951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev // This is a utility class that combines a MemoryHeapBase and a MemoryBase 3198951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev // in one. Since we tend to use them in a one-to-one relationship, this is 3208951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev // handy. 32126adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev class CameraHeapMemory : public RefBase { 3228951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev public: 32326adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev CameraHeapMemory(int fd, size_t buf_size, uint_t num_buffers = 1) : 32426adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mBufSize(buf_size), 32526adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mNumBufs(num_buffers) 32626adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev { 32726adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mHeap = new MemoryHeapBase(fd, buf_size * num_buffers); 32826adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev commonInitialization(); 32926adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev } 33026adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 3318b0b971b1416738f22488a80be726d1ec12552a8Chih-Hung Hsieh explicit CameraHeapMemory(size_t buf_size, uint_t num_buffers = 1) : 3328b0b971b1416738f22488a80be726d1ec12552a8Chih-Hung Hsieh mBufSize(buf_size), 3338b0b971b1416738f22488a80be726d1ec12552a8Chih-Hung Hsieh mNumBufs(num_buffers) 3348951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev { 33526adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mHeap = new MemoryHeapBase(buf_size * num_buffers); 33626adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev commonInitialization(); 33726adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev } 33826adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 33926adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev void commonInitialization() 34026adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev { 34126adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev handle.data = mHeap->base(); 34226adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev handle.size = mBufSize * mNumBufs; 3438951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev handle.handle = this; 34426adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 34526adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mBuffers = new sp<MemoryBase>[mNumBufs]; 34626adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev for (uint_t i = 0; i < mNumBufs; i++) 34726adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mBuffers[i] = new MemoryBase(mHeap, 34826adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev i * mBufSize, 34926adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev mBufSize); 35026adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 3514717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh handle.release = sPutMemory; 3528951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev } 3538951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 35426adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev virtual ~CameraHeapMemory() 35526adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev { 35626adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev delete [] mBuffers; 35726adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev } 35826adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 35926adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev size_t mBufSize; 36026adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev uint_t mNumBufs; 36126adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev sp<MemoryHeapBase> mHeap; 36226adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev sp<MemoryBase> *mBuffers; 36326adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 3648951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev camera_memory_t handle; 3658951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev }; 3668951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3674717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static camera_memory_t* sGetMemory(int fd, size_t buf_size, uint_t num_bufs, 3684717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void *user __attribute__((unused))); 3698951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3704717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static void sPutMemory(camera_memory_t *data); 37126adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 3724717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static ANativeWindow *sToAnw(void *user); 37326adde897188059057b3ffcfde1d60171fc6888cIliyan Malchev 3744717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sDequeueBuffer(struct preview_stream_ops* w, 3754717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh buffer_handle_t** buffer, int *stride); 3768951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3774717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sLockBuffer(struct preview_stream_ops* w, 3784717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh buffer_handle_t* /*buffer*/); 3798951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3804717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sEnqueueBuffer(struct preview_stream_ops* w, 3814717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh buffer_handle_t* buffer); 3828951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3834717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sCancelBuffer(struct preview_stream_ops* w, 3844717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh buffer_handle_t* buffer); 3851e06f435434681f8750cc21763868fd025e8480eSundar Raman 3864717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetBufferCount(struct preview_stream_ops* w, int count); 3878951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3884717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetBuffersGeometry(struct preview_stream_ops* w, 3894717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int width, int height, int format); 3908951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3914717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetCrop(struct preview_stream_ops *w, 3924717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int left, int top, int right, int bottom); 393f73511756147a685267f208784921fea40decc64Eino-Ville Talvala 3944717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetTimestamp(struct preview_stream_ops *w, 3954717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int64_t timestamp); 3968951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3974717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetUsage(struct preview_stream_ops* w, int usage); 3988951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 3994717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sSetSwapInterval(struct preview_stream_ops *w, int interval); 4008951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4014717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static int sGetMinUndequeuedBufferCount( 4024717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh const struct preview_stream_ops *w, 4034717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int *count); 4049f3d5919b45c360f88510f7455279aebe810d56bEino-Ville Talvala 4054717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void initHalPreviewWindow(); 4068951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4074717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh std::pair<bool, uint64_t> getBufferId(ANativeWindowBuffer* anb); 4084717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh void cleanupCirculatingBuffers(); 4098951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4104717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh /** 4114717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh * Implementation of android::hardware::camera::device::V1_0::ICameraDeviceCallback 4124717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh */ 4134717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> notifyCallback( 4144717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::camera::device::V1_0::NotifyCallbackMsg msgType, 4154717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int32_t ext1, int32_t ext2) override; 4164717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<uint32_t> registerMemory( 4174717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh const hardware::hidl_handle& descriptor, 4184717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh uint32_t bufferSize, uint32_t bufferCount) override; 4194717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> unregisterMemory(uint32_t memId) override; 4204717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> dataCallback( 4214717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::camera::device::V1_0::DataCallbackMsg msgType, 4224717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh uint32_t data, uint32_t bufferIndex, 4234717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh const hardware::camera::device::V1_0::CameraFrameMetadata& metadata) override; 4244717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> dataCallbackTimestamp( 4254717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::camera::device::V1_0::DataCallbackMsg msgType, 4264717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh uint32_t data, uint32_t bufferIndex, int64_t timestamp) override; 4274717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> handleCallbackTimestamp( 4284717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::camera::device::V1_0::DataCallbackMsg msgType, 4294717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh const hardware::hidl_handle& frameData, uint32_t data, 4304717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh uint32_t bufferIndex, int64_t timestamp) override; 431b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh hardware::Return<void> handleCallbackTimestampBatch( 432b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh hardware::camera::device::V1_0::DataCallbackMsg msgType, 433b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh const hardware::hidl_vec< 434b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh hardware::camera::device::V1_0::HandleTimestampMessage>&) override; 4358951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4364717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh /** 4374717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh * Implementation of android::hardware::camera::device::V1_0::ICameraDevicePreviewCallback 4384717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh */ 4394717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> dequeueBuffer(dequeueBuffer_cb _hidl_cb) override; 4404717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4414717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh enqueueBuffer(uint64_t bufferId) override; 4424717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4434717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh cancelBuffer(uint64_t bufferId) override; 4444717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4454717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh setBufferCount(uint32_t count) override; 4464717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4474717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh setBuffersGeometry(uint32_t w, uint32_t h, 4484717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::graphics::common::V1_0::PixelFormat format) override; 4494717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4504717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh setCrop(int32_t left, int32_t top, int32_t right, int32_t bottom) override; 4514717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 45267a0c0e77dce4dccc9155f4bfce490d167457c8aChia-I Wu setUsage(hardware::graphics::common::V1_0::BufferUsage usage) override; 4534717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4544717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh setSwapInterval(int32_t interval) override; 4554717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<void> getMinUndequeuedBufferCount( 4564717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh getMinUndequeuedBufferCount_cb _hidl_cb) override; 4574717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh hardware::Return<hardware::camera::common::V1_0::Status> 4584717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh setTimestamp(int64_t timestamp) override; 4598951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4608951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev sp<ANativeWindow> mPreviewWindow; 4618951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4628951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_preview_window { 4638951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct preview_stream_ops nw; 4648951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void *user; 4658951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev }; 4668951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 4678951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev struct camera_preview_window mHalPreviewWindow; 4688951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 469b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh notify_callback mNotifyCb; 470b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh data_callback mDataCb; 471b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh data_callback_timestamp mDataCbTimestamp; 472b5df547bce900fa5764d735bee304e79c001d60dYin-Chia Yeh data_callback_timestamp_batch mDataCbTimestampBatch; 4738951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev void *mCbUser; 474f73511756147a685267f208784921fea40decc64Eino-Ville Talvala 475f73511756147a685267f208784921fea40decc64Eino-Ville Talvala // Cached values for preview stream parameters 476f73511756147a685267f208784921fea40decc64Eino-Ville Talvala static const int NOT_SET = -1; 477f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewScalingMode; 478f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewTransform; 479f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewWidth; 480f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewHeight; 481f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewFormat; 482f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewUsage; 483f73511756147a685267f208784921fea40decc64Eino-Ville Talvala int mPreviewSwapInterval; 484f73511756147a685267f208784921fea40decc64Eino-Ville Talvala android_native_rect_t mPreviewCrop; 4854717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 4864717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh struct BufferHasher { 4874717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh size_t operator()(const buffer_handle_t& buf) const { 4884717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh if (buf == nullptr) 4894717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh return 0; 4904717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 4914717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh size_t result = 1; 4924717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh result = 31 * result + buf->numFds; 4934717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh result = 31 * result + buf->numInts; 4944717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int length = buf->numFds + buf->numInts; 4954717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh for (int i = 0; i < length; i++) { 4964717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh result = 31 * result + buf->data[i]; 4974717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 4984717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh return result; 4994717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 5004717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh }; 5014717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 5024717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh struct BufferComparator { 5034717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh bool operator()(const buffer_handle_t& buf1, const buffer_handle_t& buf2) const { 5044717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh if (buf1->numFds == buf2->numFds && buf1->numInts == buf2->numInts) { 5054717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh int length = buf1->numFds + buf1->numInts; 5064717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh for (int i = 0; i < length; i++) { 5074717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh if (buf1->data[i] != buf2->data[i]) { 5084717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh return false; 5094717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 5104717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 5114717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh return true; 5124717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 5134717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh return false; 5144717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh } 5154717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh }; 5164717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 5174717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh std::mutex mBufferIdMapLock; // protecting mBufferIdMap and mNextBufferId 5184717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh typedef std::unordered_map<const buffer_handle_t, uint64_t, 5194717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh BufferHasher, BufferComparator> BufferIdMap; 5204717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh // stream ID -> per stream buffer ID map 5214717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh BufferIdMap mBufferIdMap; 5224717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh std::unordered_map<uint64_t, ANativeWindowBuffer*> mReversedBufMap; 5234717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh uint64_t mNextBufferId = 1; 5244717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh static const uint64_t BUFFER_ID_NO_BUFFER = 0; 5254717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh 5264717c470bf989e02f798857358471f8feb77660fYin-Chia Yeh std::unordered_map<int, camera_memory_t*> mHidlMemPoolMap; 5278951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev}; 5288951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 5298951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev}; // namespace android 5308951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev 5318951a97b1f8462c37e740ea5082eea0445d2c501Iliyan Malchev#endif 532