[490] | 1 | #if 0 |
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| 2 | V4L INDI Driver |
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| 3 | INDI Interface for V4L devices |
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| 4 | Copyright (C) 2003-2005 Jasem Mutlaq (mutlaqja@ikarustech.com) |
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| 5 | |
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| 6 | This library is free software; you can redistribute it and/or |
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| 7 | modify it under the terms of the GNU Lesser General Public |
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| 8 | License as published by the Free Software Foundation; either |
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| 9 | version 2.1 of the License, or (at your option) any later version. |
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| 10 | |
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| 11 | This library is distributed in the hope that it will be useful, |
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| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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| 14 | Lesser General Public License for more details. |
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| 15 | |
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| 16 | You should have received a copy of the GNU Lesser General Public |
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| 17 | License along with this library; if not, write to the Free Software |
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| 18 | Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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| 19 | |
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| 20 | #endif |
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| 21 | |
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| 22 | #ifndef V4L_DRIVER_H |
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| 23 | #define V4L_DRIVER_H |
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| 24 | |
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| 25 | #include <stdio.h> |
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| 26 | #include <stdlib.h> |
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| 27 | #include <string.h> |
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| 28 | #include <stdarg.h> |
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| 29 | #include <math.h> |
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| 30 | #include <unistd.h> |
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| 31 | #include <time.h> |
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| 32 | #include <fcntl.h> |
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| 33 | #include <signal.h> |
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| 34 | #include <errno.h> |
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| 35 | #include <sys/stat.h> |
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| 36 | #include <sys/time.h> |
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| 37 | #include <sys/types.h> |
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| 38 | #include <sys/socket.h> |
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| 39 | #include <netinet/in.h> |
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| 40 | #include <netdb.h> |
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| 41 | #include <zlib.h> |
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| 42 | #include <asm/types.h> |
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| 43 | |
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| 44 | #include "indidevapi.h" |
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| 45 | #include "indicom.h" |
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| 46 | #include <fitsio.h> |
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| 47 | #include "eventloop.h" |
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| 48 | |
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| 49 | #include <config.h> |
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| 50 | |
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| 51 | #ifdef HAVE_LINUX_VIDEODEV2_H |
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| 52 | #include "webcam/v4l2_base.h" |
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| 53 | #else |
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| 54 | #include "webcam/v4l1_base.h" |
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| 55 | #endif |
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| 56 | |
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| 57 | #define COMM_GROUP "Main Control" |
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| 58 | #define IMAGE_CONTROL "Image Control" |
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| 59 | #define IMAGE_GROUP "Image Settings" |
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| 60 | |
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| 61 | #define MAX_PIXELS 4096 /* Max number of pixels in one dimension */ |
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| 62 | #define ERRMSGSIZ 1024 |
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| 63 | |
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| 64 | #define TEMPFILE_LEN 16 |
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| 65 | |
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| 66 | |
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| 67 | class V4L_Driver |
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| 68 | { |
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| 69 | public: |
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| 70 | V4L_Driver(); |
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| 71 | virtual ~V4L_Driver(); |
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| 72 | |
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| 73 | /* INDI Functions that must be called from indidrivermain */ |
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| 74 | virtual void ISGetProperties (const char *dev); |
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| 75 | virtual void ISNewSwitch (const char *dev, const char *name, ISState *states, char *names[], int n); |
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| 76 | virtual void ISNewText (const char *dev, const char *name, char *texts[], char *names[], int n); |
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| 77 | virtual void ISNewNumber (const char *dev, const char *name, double values[], char *names[], int n); |
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| 78 | |
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| 79 | virtual void initCamBase(); |
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| 80 | virtual void initProperties(const char *dev); |
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| 81 | |
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| 82 | static void newFrame(void *p); |
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| 83 | void updateFrame(); |
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| 84 | |
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| 85 | protected: |
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| 86 | |
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| 87 | /* Structs */ |
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| 88 | typedef struct { |
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| 89 | int width; |
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| 90 | int height; |
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| 91 | int expose; |
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| 92 | unsigned char *Y; |
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| 93 | unsigned char *U; |
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| 94 | unsigned char *V; |
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| 95 | unsigned char *colorBuffer; |
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| 96 | unsigned char *compressedFrame; |
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| 97 | } img_t; |
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| 98 | |
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| 99 | |
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| 100 | /* Switches */ |
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| 101 | ISwitch PowerS[2]; |
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| 102 | ISwitch StreamS[2]; |
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| 103 | ISwitch CompressS[2]; |
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| 104 | ISwitch ImageTypeS[2]; |
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| 105 | |
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| 106 | /* Texts */ |
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| 107 | IText PortT[1]; |
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| 108 | IText camNameT[1]; |
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| 109 | |
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| 110 | /* Numbers */ |
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| 111 | INumber ExposeTimeN[1]; |
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| 112 | INumber FrameRateN[1]; |
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| 113 | INumber FrameN[4]; |
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| 114 | #ifndef HAVE_LINUX_VIDEODEV2_H |
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| 115 | INumber ImageAdjustN[5]; |
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| 116 | #endif |
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| 117 | |
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| 118 | /* BLOBs */ |
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| 119 | IBLOB imageB; |
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| 120 | |
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| 121 | /* Switch vectors */ |
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| 122 | ISwitchVectorProperty PowerSP; /* Connection switch */ |
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| 123 | ISwitchVectorProperty StreamSP; /* Stream switch */ |
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| 124 | ISwitchVectorProperty CompressSP; /* Compress stream switch */ |
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| 125 | ISwitchVectorProperty ImageTypeSP; /* Color or grey switch */ |
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| 126 | |
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| 127 | /* Number vectors */ |
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| 128 | INumberVectorProperty ExposeTimeNP; /* Exposure */ |
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| 129 | INumberVectorProperty FrameRateNP; /* Frame rate */ |
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| 130 | INumberVectorProperty FrameNP; /* Stream dimenstion */ |
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| 131 | INumberVectorProperty ImageAdjustNP; /* Image controls */ |
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| 132 | |
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| 133 | /* Text vectors */ |
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| 134 | ITextVectorProperty PortTP; |
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| 135 | ITextVectorProperty camNameTP; |
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| 136 | |
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| 137 | /* BLOB vectors */ |
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| 138 | IBLOBVectorProperty imageBP; /* Data stream */ |
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| 139 | |
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| 140 | /* Initilization functions */ |
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| 141 | virtual void connectCamera(void); |
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| 142 | virtual void getBasicData(void); |
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| 143 | |
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| 144 | /* Stream/FITS functions */ |
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| 145 | void updateStream(); |
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| 146 | void uploadFile(const char * filename); |
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| 147 | int writeFITS(const char *filename, char errmsg[]); |
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| 148 | int grabImage(void); |
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| 149 | void addFITSKeywords(fitsfile *fptr); |
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| 150 | void allocateBuffers(); |
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| 151 | void releaseBuffers(); |
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| 152 | |
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| 153 | /* Helper functions */ |
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| 154 | int checkPowerN(INumberVectorProperty *np); |
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| 155 | int checkPowerS(ISwitchVectorProperty *sp); |
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| 156 | int checkPowerT(ITextVectorProperty *tp); |
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| 157 | |
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| 158 | #ifndef HAVE_LINUX_VIDEODEV2_H |
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| 159 | virtual void updateV4L1Controls(); |
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| 160 | V4L1_Base *v4l_base; |
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| 161 | #else |
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| 162 | virtual void updateV4L2Controls(); |
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| 163 | V4L2_Base *v4l_base; |
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| 164 | #endif |
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| 165 | |
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| 166 | char device_name[MAXINDIDEVICE]; |
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| 167 | unsigned char *fitsData; /* Buffer to hold the FITS file */ |
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| 168 | int frameCount; /* For debugging */ |
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| 169 | double divider; /* For limits */ |
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| 170 | img_t * V4LFrame; /* Video frame */ |
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| 171 | |
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| 172 | time_t capture_start; /* To calculate how long a frame take */ |
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| 173 | time_t capture_end; |
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| 174 | |
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| 175 | }; |
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| 176 | |
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| 177 | #endif |
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