QCamera3Channel.h revision a4f99c05471ae7d2b57f20b1178e0a8597596fb0
1/* Copyright (c) 2012-2013, The Linux Foundataion. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation nor the names of its 13 * contributors may be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30#ifndef __QCAMERA3_CHANNEL_H__ 31#define __QCAMERA3_CHANNEL_H__ 32 33#include <hardware/camera3.h> 34#include "QCamera3Stream.h" 35#include "QCamera3Mem.h" 36#include "QCamera3PostProc.h" 37#include "QCamera3HALHeader.h" 38 39extern "C" { 40#include <mm_camera_interface.h> 41} 42 43using namespace android; 44 45namespace qcamera { 46 47typedef void (*channel_cb_routine)(mm_camera_super_buf_t *metadata, 48 camera3_stream_buffer_t *buffer, 49 uint32_t frame_number, void *userdata); 50 51class QCamera3Channel 52{ 53public: 54 QCamera3Channel(uint32_t cam_handle, 55 mm_camera_ops_t *cam_ops, 56 channel_cb_routine cb_routine, 57 cam_padding_info_t *paddingInfo, 58 void *userData); 59 QCamera3Channel(); 60 virtual ~QCamera3Channel(); 61 62 int32_t addStream(cam_stream_type_t streamType, 63 cam_format_t streamFormat, 64 cam_dimension_t streamDim, 65 uint8_t minStreamBufnum); 66 int32_t start(); 67 int32_t stop(); 68 int32_t bufDone(mm_camera_super_buf_t *recvd_frame); 69 70 virtual int32_t registerBuffers(uint32_t num_buffers, 71 buffer_handle_t **buffers) = 0; 72 virtual int32_t initialize() = 0; 73 virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber){ return 0;}; 74 virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber, jpeg_settings_t* mJpegSettings){ return 0;}; 75 virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame, 76 QCamera3Stream *stream) = 0; 77 78 virtual QCamera3Memory *getStreamBufs(uint32_t len) = 0; 79 virtual void putStreamBufs() = 0; 80 81 QCamera3Stream *getStreamByHandle(uint32_t streamHandle); 82 uint32_t getMyHandle() const {return m_handle;}; 83 uint8_t getNumOfStreams() const {return m_numStreams;}; 84 QCamera3Stream *getStreamByIndex(uint8_t index); 85 86 static void streamCbRoutine(mm_camera_super_buf_t *super_frame, 87 QCamera3Stream *stream, void *userdata); 88protected: 89 90 virtual int32_t init(mm_camera_channel_attr_t *attr, 91 mm_camera_buf_notify_t dataCB); 92 int32_t allocateStreamInfoBuf(camera3_stream_t *stream); 93 94 uint32_t m_camHandle; 95 mm_camera_ops_t *m_camOps; 96 bool m_bIsActive; 97 98 uint32_t m_handle; 99 uint8_t m_numStreams; 100 QCamera3Stream *mStreams[MAX_STREAM_NUM_IN_BUNDLE]; 101 mm_camera_buf_notify_t mDataCB; 102 void *mUserData; 103 104 QCamera3HeapMemory *mStreamInfoBuf; 105 channel_cb_routine mChannelCB; 106 cam_padding_info_t *mPaddingInfo; 107}; 108 109/* QCamera3RegularChannel is used to handle all streams that are directly 110 * generated by hardware and given to frameworks without any postprocessing at HAL. 111 * Examples are: all IMPLEMENTATION_DEFINED streams, CPU_READ streams. */ 112class QCamera3RegularChannel : public QCamera3Channel 113{ 114public: 115 QCamera3RegularChannel(uint32_t cam_handle, 116 mm_camera_ops_t *cam_ops, 117 channel_cb_routine cb_routine, 118 cam_padding_info_t *paddingInfo, 119 void *userData, 120 camera3_stream_t *stream); 121 virtual ~QCamera3RegularChannel(); 122 123 virtual int32_t initialize(); 124 virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber); 125 virtual int32_t registerBuffers(uint32_t num_buffers, 126 buffer_handle_t **buffers); 127 virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame, 128 QCamera3Stream *stream); 129 130 virtual QCamera3Memory *getStreamBufs(uint32_t le); 131 virtual void putStreamBufs(); 132 133public: 134 static int kMaxBuffers; 135private: 136 camera3_stream_t *mCamera3Stream; 137 uint32_t mNumBufs; 138 buffer_handle_t **mCamera3Buffers; 139 140 QCamera3GrallocMemory *mMemory; 141}; 142 143/* QCamera3MetadataChannel is for metadata stream generated by camera daemon. */ 144class QCamera3MetadataChannel : public QCamera3Channel 145{ 146public: 147 QCamera3MetadataChannel(uint32_t cam_handle, 148 mm_camera_ops_t *cam_ops, 149 channel_cb_routine cb_routine, 150 cam_padding_info_t *paddingInfo, 151 void *userData); 152 virtual ~QCamera3MetadataChannel(); 153 154 virtual int32_t initialize(); 155 156 virtual int32_t request(buffer_handle_t *buffer, uint32_t frameNumber); 157 virtual int32_t registerBuffers(uint32_t num_buffers, 158 buffer_handle_t **buffers); 159 virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame, 160 QCamera3Stream *stream); 161 162 virtual QCamera3Memory *getStreamBufs(uint32_t le); 163 virtual void putStreamBufs(); 164 165#ifdef FAKE_FRAME_NUMBERS 166 uint32_t startingFrameNumber; 167#endif 168 169private: 170 QCamera3HeapMemory *mMemory; 171}; 172 173/* QCamera3PicChannel is for JPEG stream, which contains a YUV stream generated 174 * by the hardware, and encoded to a JPEG stream */ 175class QCamera3PicChannel : public QCamera3Channel 176{ 177public: 178 QCamera3PicChannel(uint32_t cam_handle, 179 mm_camera_ops_t *cam_ops, 180 channel_cb_routine cb_routine, 181 cam_padding_info_t *paddingInfo, 182 void *userData, 183 camera3_stream_t *stream); 184 ~QCamera3PicChannel(); 185 186 virtual int32_t initialize(); 187 188 virtual int32_t request(buffer_handle_t *buffer, 189 uint32_t frameNumber, jpeg_settings_t* mJpegSettings); 190 virtual int32_t registerBuffers(uint32_t num_buffers, 191 buffer_handle_t **buffers); 192 virtual void streamCbRoutine(mm_camera_super_buf_t *super_frame, 193 QCamera3Stream *stream); 194 195 virtual QCamera3Memory *getStreamBufs(uint32_t le); 196 virtual void putStreamBufs(); 197 bool needOnlineRotation(); 198 void getThumbnailSize(cam_dimension_t &dim); 199 int getJpegQuality(); 200 int getJpegRotation(); 201 QCamera3Exif *getExifData(); 202 static void jpegEvtHandle(jpeg_job_status_t status, 203 uint32_t /*client_hdl*/, 204 uint32_t jobId, 205 mm_jpeg_output_t *p_output, 206 void *userdata); 207 static void dataNotifyCB(mm_camera_super_buf_t *recvd_frame, 208 void *userdata); 209 210public: 211 static int kMaxBuffers; 212private: 213 camera3_stream_t *mCamera3Stream; 214 uint32_t mNumBufs; 215 buffer_handle_t **mCamera3Buffers; 216 jpeg_settings_t* mJpegSettings; 217 int32_t mCurrentBufIndex; 218 219 220 QCamera3GrallocMemory *mMemory; 221 QCamera3HeapMemory *mYuvMemory; 222 QCamera3PostProcessor m_postprocessor; // post processor 223}; 224 225}; // namespace qcamera 226 227#endif /* __QCAMERA_CHANNEL_H__ */ 228