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Diffstat (limited to 'kopete/libkopete/avdevice/videodevice.h')
| -rw-r--r-- | kopete/libkopete/avdevice/videodevice.h | 333 |
1 files changed, 333 insertions, 0 deletions
diff --git a/kopete/libkopete/avdevice/videodevice.h b/kopete/libkopete/avdevice/videodevice.h new file mode 100644 index 00000000..982ab5f3 --- /dev/null +++ b/kopete/libkopete/avdevice/videodevice.h @@ -0,0 +1,333 @@ +/* + videodevice.cpp - Kopete Video Device Low-level Support + + Copyright (c) 2005-2006 by Cláudio da Silveira Pinheiro <taupter@gmail.com> + + Kopete (c) 2002-2003 by the Kopete developers <kopete-devel@kde.org> + + ************************************************************************* + * * + * This library is free software; you can redistribute it and/or * + * modify it under the terms of the GNU Lesser General Public * + * License as published by the Free Software Foundation; either * + * version 2 of the License, or (at your option) any later version. * + * * + ************************************************************************* +*/ + +#define ENABLE_AV + +#ifndef KOPETE_AVVIDEODEVICELISTITEM_H +#define KOPETE_AVVIDEODEVICELISTITEM_H + +#if defined HAVE_CONFIG_H +#include <config.h> +#endif + +#include <sys/time.h> +#include <sys/mman.h> +#include <sys/ioctl.h> +#include <sys/types.h> +#include <sys/stat.h> +#include <fcntl.h> +#include <unistd.h> +#include <signal.h> + +#if defined(__linux__) && defined(ENABLE_AV) + +#include <asm/types.h> +#undef __STRICT_ANSI__ +#ifndef __u64 //required by videodev.h +#define __u64 unsigned long long +#endif // __u64 + +#ifndef __s64 //required by videodev.h +#define __s64 long long +#endif // __s64 + + +#ifndef pgoff_t +#define pgoff_t unsigned long +#endif + +#include <linux/fs.h> +#include <linux/kernel.h> +#include <linux/videodev.h> +#define VIDEO_MODE_PAL_Nc 3 +#define VIDEO_MODE_PAL_M 4 +#define VIDEO_MODE_PAL_N 5 +#define VIDEO_MODE_NTSC_JP 6 +#define __STRICT_ANSI__ + +#endif // __linux__ + +#include <qstring.h> +#include <qfile.h> +#include <qimage.h> +#include <qvaluevector.h> +#include <kcombobox.h> + +#include "videoinput.h" +#include "videocontrol.h" + +namespace Kopete { + +namespace AV { + +/** +@author Kopete Developers +*/ +typedef enum +{ + VIDEODEV_DRIVER_NONE +#if defined( __linux__) && defined(ENABLE_AV) + , + VIDEODEV_DRIVER_V4L +#ifdef V4L2_CAP_VIDEO_CAPTURE + , + VIDEODEV_DRIVER_V4L2 +#endif +#endif +} videodev_driver; + +typedef enum +{ +// Packed RGB formats + PIXELFORMAT_NONE = 0, + PIXELFORMAT_GREY = (1 << 0), + PIXELFORMAT_RGB332 = (1 << 1), + PIXELFORMAT_RGB444 = (1 << 2), + PIXELFORMAT_RGB555 = (1 << 3), + PIXELFORMAT_RGB565 = (1 << 4), + PIXELFORMAT_RGB555X = (1 << 5), + PIXELFORMAT_RGB565X = (1 << 6), + PIXELFORMAT_BGR24 = (1 << 7), + PIXELFORMAT_RGB24 = (1 << 8), + PIXELFORMAT_BGR32 = (1 << 9), + PIXELFORMAT_RGB32 = (1 << 10), + +// Bayer RGB format + PIXELFORMAT_SBGGR8 = (1 << 11), + +// YUV formats + PIXELFORMAT_YUYV = (1 << 12), + PIXELFORMAT_UYVY = (1 << 13), + PIXELFORMAT_YUV420P = (1 << 14), + PIXELFORMAT_YUV422P = (1 << 15), + +// Compressed formats + PIXELFORMAT_JPEG = (1 << 16), + PIXELFORMAT_MPEG = (1 << 17), + +// Reserved formats + PIXELFORMAT_DV = (1 << 18), + PIXELFORMAT_ET61X251 = (1 << 19), + PIXELFORMAT_HI240 = (1 << 20), + PIXELFORMAT_HM12 = (1 << 21), + PIXELFORMAT_MJPEG = (1 << 22), + PIXELFORMAT_PWC1 = (1 << 23), + PIXELFORMAT_PWC2 = (1 << 24), + PIXELFORMAT_SN9C10X = (1 << 25), + PIXELFORMAT_WNVA = (1 << 26), + PIXELFORMAT_YYUV = (1 << 27) + +// PIXELFORMAT_ALL = 0x00003FFF +} pixel_format; + +typedef enum +{ + STANDARD_NONE = 0, + STANDARD_PAL_B = (1 << 0), + STANDARD_PAL_B1 = (1 << 1), + STANDARD_PAL_G = (1 << 2), + STANDARD_PAL_H = (1 << 3), + STANDARD_PAL_I = (1 << 4), + STANDARD_PAL_D = (1 << 5), + STANDARD_PAL_D1 = (1 << 6), + STANDARD_PAL_K = (1 << 7), + STANDARD_PAL_M = (1 << 8), + STANDARD_PAL_N = (1 << 9), + STANDARD_PAL_Nc = (1 << 10), + STANDARD_PAL_60 = (1 << 11), +// STANDARD_PAL_60 is a hybrid standard with 525 lines, 60 Hz refresh rate, and PAL color modulation with a 4.43 MHz color subcarrier. Some PAL video recorders can play back NTSC tapes in this mode for display on a 50/60 Hz agnostic PAL TV. + STANDARD_NTSC_M = (1 << 12), + STANDARD_NTSC_M_JP = (1 << 13), + STANDARD_NTSC_443 = (1 << 14), +// STANDARD_NTSC_443 is a hybrid standard with 525 lines, 60 Hz refresh rate, and NTSC color modulation with a 4.43 MHz color subcarrier. + STANDARD_SECAM_B = (1 << 16), + STANDARD_SECAM_D = (1 << 17), + STANDARD_SECAM_G = (1 << 18), + STANDARD_SECAM_H = (1 << 19), + STANDARD_SECAM_K = (1 << 20), + STANDARD_SECAM_K1 = (1 << 21), + STANDARD_SECAM_L = (1 << 22), + STANDARD_SECAM_LC = (1 << 23), +// ATSC/HDTV + STANDARD_ATSC_8_VSB = (1 << 24), + STANDARD_ATSC_16_VSB = (1 << 25), + + STANDARD_PAL_BG = ( STANDARD_PAL_B | STANDARD_PAL_B1 | STANDARD_PAL_G ), + STANDARD_PAL_DK = ( STANDARD_PAL_D | STANDARD_PAL_D1 | STANDARD_PAL_K ), + STANDARD_PAL = ( STANDARD_PAL_BG | STANDARD_PAL_DK | STANDARD_PAL_H | STANDARD_PAL_I ), + STANDARD_NTSC = ( STANDARD_NTSC_M | STANDARD_NTSC_M_JP ), + STANDARD_SECAM_DK = ( STANDARD_SECAM_D | STANDARD_SECAM_K | STANDARD_SECAM_K1 ), + STANDARD_SECAM = ( STANDARD_SECAM_B | STANDARD_SECAM_G | STANDARD_SECAM_H | STANDARD_SECAM_DK | STANDARD_SECAM_L), + STANDARD_525_60 = ( STANDARD_PAL_M | STANDARD_PAL_60 | STANDARD_NTSC | STANDARD_NTSC_443), + STANDARD_625_50 = ( STANDARD_PAL | STANDARD_PAL_N | STANDARD_PAL_Nc | STANDARD_SECAM), + STANDARD_ALL = ( STANDARD_525_60 | STANDARD_625_50) +} signal_standard; + + +typedef enum +{ + IO_METHOD_NONE, + IO_METHOD_READ, + IO_METHOD_MMAP, + IO_METHOD_USERPTR +} io_method; + +struct imagebuffer +{ + int height; + int width; + pixel_format pixelformat; + QValueVector <uchar> data; // maybe it should be a rawbuffer instead of it? It could make us avoid a memory copy +}; +struct rawbuffer // raw buffer +{ + uchar * start; + size_t length; +}; + + +class VideoDevice{ +public: + VideoDevice(); + ~VideoDevice(); + int setFileName(QString filename); + int open(); + bool isOpen(); + int checkDevice(); + int showDeviceCapabilities(); + int initDevice(); + unsigned int inputs(); + int width(); + int minWidth(); + int maxWidth(); + int height(); + int minHeight(); + int maxHeight(); + int setSize( int newwidth, int newheight); + + pixel_format setPixelFormat(pixel_format newformat); + int pixelFormatCode(pixel_format pixelformat); + pixel_format pixelFormatForPalette( int palette ); + int pixelFormatDepth(pixel_format pixelformat); + QString pixelFormatName(pixel_format pixelformat); + QString pixelFormatName(int pixelformat); + int detectPixelFormats(); + + __u64 signalStandardCode(signal_standard standard); + QString signalStandardName(signal_standard standard); + QString signalStandardName(int standard); + int detectSignalStandards(); + + int currentInput(); + int selectInput(int input); + int setInputParameters(); + int startCapturing(); + int getFrame(); + int getFrame(imagebuffer *imgbuffer); + int getImage(QImage *qimage); + int stopCapturing(); + int close(); + + float getBrightness(); + float setBrightness(float brightness); + float getContrast(); + float setContrast(float contrast); + float getSaturation(); + float setSaturation(float saturation); + float getWhiteness(); + float setWhiteness(float whiteness); + float getHue(); + float setHue(float Hue); + + bool getAutoBrightnessContrast(); + bool setAutoBrightnessContrast(bool brightnesscontrast); + bool getAutoColorCorrection(); + bool setAutoColorCorrection(bool colorcorrection); + bool getImageAsMirror(); + bool setImageAsMirror(bool imageasmirror); + + bool canCapture(); + bool canChromakey(); + bool canScale(); + bool canOverlay(); + bool canRead(); + bool canAsyncIO(); + bool canStream(); + + QString m_model; + QString m_name; + size_t m_modelindex; // Defines what's the number of a device when more than 1 device of a given model is present; + QString full_filename; + videodev_driver m_driver; + int descriptor; + +//protected: +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + struct v4l2_capability V4L2_capabilities; + struct v4l2_cropcap cropcap; + struct v4l2_crop crop; + struct v4l2_format fmt; + struct v4l2_fmtdesc fmtdesc; // Not sure if it must be here or inside detectPixelFormats(). Should inve +// struct v4l2_input m_input; + struct v4l2_queryctrl queryctrl; + struct v4l2_querymenu querymenu; +void enumerateMenu (void); + +#endif + struct video_capability V4L_capabilities; + struct video_buffer V4L_videobuffer; +#endif + QValueVector<Kopete::AV::VideoInput> m_input; + QValueVector<Kopete::AV::VideoControl> m_control; +// QFile file; +protected: + int currentwidth, minwidth, maxwidth, currentheight, minheight, maxheight; + + bool m_disablemmap; + bool m_workaroundbrokendriver; + + QValueVector<rawbuffer> m_rawbuffers; + unsigned int m_streambuffers; + imagebuffer m_currentbuffer; + int m_buffer_size; + + int m_current_input; + pixel_format m_pixelformat; + + io_method m_io_method; + bool m_videocapture; + bool m_videochromakey; + bool m_videoscale; + bool m_videooverlay; + bool m_videoread; + bool m_videoasyncio; + bool m_videostream; + + int xioctl(int request, void *arg); + int errnoReturn(const char* s); + int initRead(); + int initMmap(); + int initUserptr(); + +}; + +} + +} + +#endif |