diff options
Diffstat (limited to 'kopete/libkopete/avdevice/videodevice.cpp')
| -rw-r--r-- | kopete/libkopete/avdevice/videodevice.cpp | 2752 |
1 files changed, 2752 insertions, 0 deletions
diff --git a/kopete/libkopete/avdevice/videodevice.cpp b/kopete/libkopete/avdevice/videodevice.cpp new file mode 100644 index 00000000..ada02ae5 --- /dev/null +++ b/kopete/libkopete/avdevice/videodevice.cpp @@ -0,0 +1,2752 @@ +/* + videodevice.cpp - Kopete Video Device Low-level Support + + Copyright (c) 2005-2006 by Cláudio da Silveira Pinheiro <[email protected]> + + Kopete (c) 2002-2003 by the Kopete developers <[email protected]> + + ************************************************************************* + * * + * 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 + +#include <cstdlib> +#include <cerrno> +#include <cstring> + +#include <kdebug.h> + +#include "videoinput.h" +#include "videodevice.h" + +#include "bayer.h" +#include "sonix_compress.h" + +#define CLEAR(x) memset (&(x), 0, sizeof (x)) + +namespace Kopete { + +namespace AV { + +VideoDevice::VideoDevice() +{ +// kdDebug(14010) << "libkopete (avdevice): VideoDevice() called" << endl; + descriptor = -1; + m_streambuffers = 0; + m_current_input = 0; +// kdDebug(14010) << "libkopete (avdevice): VideoDevice() exited successfuly" << endl; + maxwidth = 32767; + maxheight = 32767; + minwidth = 1; + minheight = 1; +} + + +VideoDevice::~VideoDevice() +{ +} + + + + + + +#ifdef V4L2_CAP_VIDEO_CAPTURE + +void VideoDevice::enumerateMenu (void) +{ + kdDebug(14010) << k_funcinfo << " Menu items:" << endl; + + memset (&querymenu, 0, sizeof (querymenu)); + querymenu.id = queryctrl.id; + + for (querymenu.index = queryctrl.minimum; querymenu.index <= queryctrl.maximum; querymenu.index++) + { + if (0 == xioctl (VIDIOC_QUERYMENU, &querymenu)) + { + kdDebug(14010) << k_funcinfo << " " << QString::fromLocal8Bit((const char*)querymenu.name) << endl; + } + else + { + perror ("VIDIOC_QUERYMENU"); + exit (EXIT_FAILURE); + } + } +} + + +#endif + + + + + +/*! + \fn VideoDevice::xioctl(int fd, int request, void *arg) + */ +int VideoDevice::xioctl(int request, void *arg) +{ + int r; + + do r = ioctl (descriptor, request, arg); + while (-1 == r && EINTR == errno); + return r; +} + +/*! + \fn VideoDevice::errnoReturn(const char* s) + */ +int VideoDevice::errnoReturn(const char* s) +{ + /// @todo implement me + fprintf (stderr, "%s error %d, %s\n",s, errno, strerror (errno)); + return EXIT_FAILURE; +} + +/*! + \fn VideoDevice::setFileName(QString name) + */ +int VideoDevice::setFileName(QString filename) +{ + /// @todo implement me + full_filename=filename; + return EXIT_SUCCESS; +} + +/*! + \fn VideoDevice::open() + */ +int VideoDevice::open() +{ + /// @todo implement me + + kdDebug(14010) << k_funcinfo << "called" << endl; + if(-1 != descriptor) + { + kdDebug(14010) << k_funcinfo << "Device is already open" << endl; + return EXIT_SUCCESS; + } + descriptor = ::open (QFile::encodeName(full_filename), O_RDWR, 0); + if(isOpen()) + { + kdDebug(14010) << k_funcinfo << "File " << full_filename << " was opened successfuly" << endl; + if(EXIT_FAILURE==checkDevice()) + { + kdDebug(14010) << k_funcinfo << "File " << full_filename << " could not be opened" << endl; + close(); + return EXIT_FAILURE; + } + } + else + { + kdDebug(14010) << k_funcinfo << "Unable to open file " << full_filename << "Err: "<< errno << endl; + return EXIT_FAILURE; + } + + initDevice(); + selectInput(m_current_input); + kdDebug(14010) << k_funcinfo << "exited successfuly" << endl; + return EXIT_SUCCESS; +} + +bool VideoDevice::isOpen() +{ + if(-1 == descriptor) + { +// kdDebug(14010) << k_funcinfo << "VideoDevice::isOpen() File is not open" << endl; + return false; + } +// kdDebug(14010) << k_funcinfo << "VideoDevice::isOpen() File is open" << endl; + return true; +} + +int VideoDevice::checkDevice() +{ + kdDebug(14010) << k_funcinfo << "checkDevice() called." << endl; + if(isOpen()) + { + m_videocapture=false; + m_videochromakey=false; + m_videoscale=false; + m_videooverlay=false; + m_videoread=false; + m_videoasyncio=false; + m_videostream=false; + + m_driver=VIDEODEV_DRIVER_NONE; +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + +//if(!getWorkaroundBrokenDriver()) +{ + kdDebug(14010) << k_funcinfo << "checkDevice(): " << full_filename << " Trying V4L2 API." << endl; + CLEAR(V4L2_capabilities); + + if (-1 != xioctl (VIDIOC_QUERYCAP, &V4L2_capabilities)) + { + if (!(V4L2_capabilities.capabilities & V4L2_CAP_VIDEO_CAPTURE)) + { + kdDebug(14010) << k_funcinfo << "checkDevice(): " << full_filename << " is not a video capture device." << endl; + m_driver = VIDEODEV_DRIVER_NONE; + return EXIT_FAILURE; + } + m_videocapture=true; + kdDebug(14010) << k_funcinfo << "checkDevice(): " << full_filename << " is a V4L2 device." << endl; + m_driver = VIDEODEV_DRIVER_V4L2; + m_model=QString::fromLocal8Bit((const char*)V4L2_capabilities.card); + + +// Detect maximum and minimum resolution supported by the V4L2 device + CLEAR (fmt); + fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (-1 == xioctl (VIDIOC_G_FMT, &fmt)) + kdDebug(14010) << k_funcinfo << "VIDIOC_G_FMT failed (" << errno << ")." << endl; + fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt.fmt.pix.width = 32767; + fmt.fmt.pix.height = 32767; + fmt.fmt.pix.field = V4L2_FIELD_ANY; + if (-1 == xioctl (VIDIOC_S_FMT, &fmt)) + { + kdDebug(14010) << k_funcinfo << "Detecting maximum size with VIDIOC_S_FMT failed (" << errno << ").Returned maxwidth: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + // Note VIDIOC_S_FMT may change width and height. + } + else + { + maxwidth = fmt.fmt.pix.width; + maxheight = fmt.fmt.pix.height; + } + if (-1 == xioctl (VIDIOC_G_FMT, &fmt)) + kdDebug(14010) << k_funcinfo << "VIDIOC_G_FMT failed (" << errno << ")." << endl; + fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt.fmt.pix.width = 1; + fmt.fmt.pix.height = 1; + fmt.fmt.pix.field = V4L2_FIELD_ANY; + if (-1 == xioctl (VIDIOC_S_FMT, &fmt)) + { + kdDebug(14010) << k_funcinfo << "Detecting minimum size with VIDIOC_S_FMT failed (" << errno << ").Returned maxwidth: " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + // Note VIDIOC_S_FMT may change width and height. + } + else + { + minwidth = fmt.fmt.pix.width; + minheight = fmt.fmt.pix.height; + } + +// Buggy driver paranoia +/* min = fmt.fmt.pix.width * 2; + if (fmt.fmt.pix.bytesperline < min) + fmt.fmt.pix.bytesperline = min; + min = fmt.fmt.pix.bytesperline * fmt.fmt.pix.height; + if (fmt.fmt.pix.sizeimage < min) + fmt.fmt.pix.sizeimage = min; + m_buffer_size=fmt.fmt.pix.sizeimage ;*/ + + int inputisok=EXIT_SUCCESS; + m_input.clear(); + for(unsigned int loop=0; inputisok==EXIT_SUCCESS; loop++) + { + struct v4l2_input videoinput; + CLEAR(videoinput); + videoinput.index = loop; + inputisok=xioctl(VIDIOC_ENUMINPUT, &videoinput); + if(inputisok==EXIT_SUCCESS) + { + VideoInput tempinput; + tempinput.name = QString::fromLocal8Bit((const char*)videoinput.name); + tempinput.hastuner = videoinput.type & V4L2_INPUT_TYPE_TUNER; + tempinput.m_standards = videoinput.std; + m_input.push_back(tempinput); + kdDebug(14010) << k_funcinfo << "Input " << loop << ": " << tempinput.name << " (tuner: " << ((videoinput.type & V4L2_INPUT_TYPE_TUNER) != 0) << ")" << endl; + if((videoinput.type & V4L2_INPUT_TYPE_TUNER) != 0) + { +// _tunerForInput[name] = desc.tuner; +// _isTuner = true; + } + else + { +// _tunerForInput[name] = -1; + } + } + } + + + + +// ----------------------------------------------------------------------------------------------------------------- +// This must turn up to be a proper method to check for controls' existence. +CLEAR (queryctrl); +// v4l2_queryctrl may zero the .id in some cases, even if the IOCTL returns EXIT_SUCCESS (tested with a bttv card, when testing for V4L2_CID_AUDIO_VOLUME). +// As of 6th Aug 2007, according to the V4L2 specification version 0.21, this behavior is undocumented, and the example 1-8 code found at +// http://www.linuxtv.org/downloads/video4linux/API/V4L2_API/spec/x519.htm fails because of this behavior with a bttv card. + +int currentid = V4L2_CID_BASE; + +kdDebug(14010) << k_funcinfo << "Checking CID controls" << endl; + +for (currentid = V4L2_CID_BASE; currentid < V4L2_CID_LASTP1; currentid++) +//for (queryctrl.id = 9963776; queryctrl.id < 9963800; queryctrl.id++) +{ + queryctrl.id = currentid; +//kdDebug(14010) << k_funcinfo << "Checking CID controls from " << V4L2_CID_BASE << " to " << V4L2_CID_LASTP1 << ". Current: " << queryctrl.id << ". IOCTL returns: " << resultado << endl; + if (0 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + continue; + +//kdDebug(14010) << k_funcinfo << " Control: " << QString::fromLocal8Bit((const char*)queryctrl.name) << endl; +kdDebug(14010) << k_funcinfo << " Control: " << QString::fromLocal8Bit((const char*)queryctrl.name) << " Values from " << queryctrl.minimum << " to " << queryctrl.maximum << " with steps of " << queryctrl.step << ". Default: " << queryctrl.default_value << endl; + +/* switch (queryctrl.type) + { + case V4L2_CTRL_TYPE_INTEGER : + }*/ + if (queryctrl.type == V4L2_CTRL_TYPE_MENU) + enumerateMenu (); + } + else + { + if (errno == EINVAL) + continue; + + perror ("VIDIOC_QUERYCTRL"); +// exit (EXIT_FAILURE); + } +} + +kdDebug(14010) << k_funcinfo << "Checking CID private controls" << endl; + +for (currentid = V4L2_CID_PRIVATE_BASE;; currentid++) +//for (queryctrl.id = 9963776; queryctrl.id < 9963800; queryctrl.id++) +{ + queryctrl.id = currentid; +//kdDebug(14010) << k_funcinfo << "Checking CID private controls from " << V4L2_CID_PRIVATE_BASE << ". Current: " << queryctrl.id << ". IOCTL returns: " << resultado << endl; + if ( 0 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + continue; + +kdDebug(14010) << k_funcinfo << " Control: " << QString::fromLocal8Bit((const char*)queryctrl.name) << " Values from " << queryctrl.minimum << " to " << queryctrl.maximum << " with steps of " << queryctrl.step << ". Default: " << queryctrl.default_value << endl; + + if (queryctrl.type == V4L2_CTRL_TYPE_MENU) + enumerateMenu (); + } + else + { + if (errno == EINVAL) + break; + + perror ("VIDIOC_QUERYCTRL"); +// exit (EXIT_FAILURE); + } +} + + + + + } + else + { +// V4L-only drivers should return an EINVAL in errno to indicate they cannot handle V4L2 calls. Not every driver is compliant, so +// it will try the V4L api even if the error code is different than expected. + kdDebug(14010) << k_funcinfo << "checkDevice(): " << full_filename << " is not a V4L2 device." << endl; + } + +} +#endif + + CLEAR(V4L_capabilities); + + if(m_driver==VIDEODEV_DRIVER_NONE) + { + kdDebug(14010) << k_funcinfo << "checkDevice(): " << full_filename << " Trying V4L API." << endl; + if (-1 == xioctl (VIDIOCGCAP, &V4L_capabilities)) + { + perror ("ioctl (VIDIOCGCAP)"); + m_driver = VIDEODEV_DRIVER_NONE; + return EXIT_FAILURE; + } + else + { + kdDebug(14010) << k_funcinfo << full_filename << " is a V4L device." << endl; + m_driver = VIDEODEV_DRIVER_V4L; + m_model=QString::fromLocal8Bit((const char*)V4L_capabilities.name); + if(V4L_capabilities.type & VID_TYPE_CAPTURE) + m_videocapture=true; + if(V4L_capabilities.type & VID_TYPE_CHROMAKEY) + m_videochromakey=true; + if(V4L_capabilities.type & VID_TYPE_SCALES) + m_videoscale=true; + if(V4L_capabilities.type & VID_TYPE_OVERLAY) + m_videooverlay=true; +// kdDebug(14010) << "libkopete (avdevice): Inputs : " << V4L_capabilities.channels << endl; +// kdDebug(14010) << "libkopete (avdevice): Audios : " << V4L_capabilities.audios << endl; + minwidth = V4L_capabilities.minwidth; + maxwidth = V4L_capabilities.maxwidth; + minheight = V4L_capabilities.minheight; + maxheight = V4L_capabilities.maxheight; + + + int inputisok=EXIT_SUCCESS; + m_input.clear(); + for(int loop=0; loop < V4L_capabilities.channels; loop++) + { + struct video_channel videoinput; + CLEAR(videoinput); + videoinput.channel = loop; + videoinput.norm = 1; + inputisok=xioctl(VIDIOCGCHAN, &videoinput); + if(inputisok==EXIT_SUCCESS) + { + VideoInput tempinput; + tempinput.name = QString::fromLocal8Bit((const char*)videoinput.name); + tempinput.hastuner=videoinput.flags & VIDEO_VC_TUNER; +// TODO: The routine to detect the appropriate video standards for V4L must be placed here + m_input.push_back(tempinput); +// kdDebug(14010) << "libkopete (avdevice): Input " << loop << ": " << tempinput.name << " (tuner: " << ((videoinput.flags & VIDEO_VC_TUNER) != 0) << ")" << endl; +/* if((input.type & V4L2_INPUT_TYPE_TUNER) != 0) + { +// _tunerForInput[name] = desc.tuner; +// _isTuner = true; + } + else + { +// _tunerForInput[name] = -1; + } +*/ } + } + + } + } +#endif + m_name=m_model; // Take care about changing the name to be different from the model itself... + + detectPixelFormats(); + +// TODO: Now we must execute the proper initialization according to the type of the driver. + kdDebug(14010) << k_funcinfo << "checkDevice() exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + + +/*! + \fn VideoDevice::showDeviceCapabilities() + */ +int VideoDevice::showDeviceCapabilities() +{ + kdDebug(14010) << k_funcinfo << "showDeviceCapabilities() called." << endl; + if(isOpen()) + { +/* kdDebug(14010) << "libkopete (avdevice): Driver: " << (const char*)V4L2_capabilities.driver << " " + << ((V4L2_capabilities.version>>16) & 0xFF) << "." + << ((V4L2_capabilities.version>> 8) & 0xFF) << "." + << ((V4L2_capabilities.version ) & 0xFF) << endl; + kdDebug(14010) << "libkopete (avdevice): Card: " << name << endl; + kdDebug(14010) << "libkopete (avdevice): Capabilities:" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_VIDEO_CAPTURE) + kdDebug(14010) << "libkopete (avdevice): Video capture" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_VIDEO_OUTPUT) + kdDebug(14010) << "libkopete (avdevice): Video output" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_VIDEO_OVERLAY) + kdDebug(14010) << "libkopete (avdevice): Video overlay" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_VBI_CAPTURE) + kdDebug(14010) << "libkopete (avdevice): VBI capture" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_VBI_OUTPUT) + kdDebug(14010) << "libkopete (avdevice): VBI output" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_RDS_CAPTURE) + kdDebug(14010) << "libkopete (avdevice): RDS capture" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_TUNER) + kdDebug(14010) << "libkopete (avdevice): Tuner IO" << endl; + if(V4L2_capabilities.capabilities & V4L2_CAP_AUDIO) + kdDebug(14010) << "libkopete (avdevice): Audio IO" << endl; +;*/ + kdDebug(14010) << k_funcinfo << "Card model: " << m_model << endl; + kdDebug(14010) << k_funcinfo << "Card name : " << m_name << endl; + kdDebug(14010) << k_funcinfo << "Capabilities:" << endl; + if(canCapture()) + kdDebug(14010) << k_funcinfo << " Video capture" << endl; + if(canRead()) + kdDebug(14010) << k_funcinfo << " Read" << endl; + if(canAsyncIO()) + kdDebug(14010) << k_funcinfo << " Asynchronous input/output" << endl; + if(canStream()) + kdDebug(14010) << k_funcinfo << " Streaming" << endl; + if(canChromakey()) + kdDebug(14010) << k_funcinfo << " Video chromakey" << endl; + if(canScale()) + kdDebug(14010) << k_funcinfo << " Video scales" << endl; + if(canOverlay()) + kdDebug(14010) << k_funcinfo << " Video overlay" << endl; +// kdDebug(14010) << "libkopete (avdevice): Audios : " << V4L_capabilities.audios << endl; + kdDebug(14010) << k_funcinfo << " Max res: " << maxWidth() << " x " << maxHeight() << endl; + kdDebug(14010) << k_funcinfo << " Min res: " << minWidth() << " x " << minHeight() << endl; + kdDebug(14010) << k_funcinfo << " Inputs : " << inputs() << endl; + for (unsigned int loop=0; loop < inputs(); loop++) + kdDebug(14010) << k_funcinfo << "Input " << loop << ": " << m_input[loop].name << " (tuner: " << m_input[loop].hastuner << ")" << endl; + kdDebug(14010) << k_funcinfo << "showDeviceCapabilities() exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn VideoDevicePool::initDevice() + */ +int VideoDevice::initDevice() +{ + /// @todo implement me + kdDebug(14010) << k_funcinfo << "initDevice() started" << endl; + if(-1 == descriptor) + { + kdDebug(14010) << k_funcinfo << "initDevice() Device is not open" << endl; + return EXIT_FAILURE; + } + m_io_method = IO_METHOD_NONE; + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + if(V4L2_capabilities.capabilities & V4L2_CAP_READWRITE) + { + m_videoread=true; + m_io_method = IO_METHOD_READ; + kdDebug(14010) << k_funcinfo << " Read/Write interface" << endl; + } + if(V4L2_capabilities.capabilities & V4L2_CAP_ASYNCIO) + { + m_videoasyncio=true; + kdDebug(14010) << k_funcinfo << " Async IO interface" << endl; + } + if(V4L2_capabilities.capabilities & V4L2_CAP_STREAMING) + { + m_videostream=true; + m_io_method = IO_METHOD_MMAP; +// m_io_method = IO_METHOD_USERPTR; + kdDebug(14010) << k_funcinfo << " Streaming interface" << endl; + } + if(m_io_method==IO_METHOD_NONE) + { + kdDebug(14010) << k_funcinfo << "initDevice() Found no suitable input/output method for " << full_filename << endl; + return EXIT_FAILURE; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + m_videoread=true; + m_io_method=IO_METHOD_READ; + if(-1 != xioctl(VIDIOCGFBUF,&V4L_videobuffer)) + { +// m_videostream=true; +// m_io_method = IO_METHOD_MMAP; + kdDebug(14010) << k_funcinfo << " Streaming interface" << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + + break; + } + +// Select video input, video standard and tune here. +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (-1 == xioctl (VIDIOC_CROPCAP, &cropcap)) + { // Errors ignored. + } + crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + crop.c = cropcap.defrect; // reset to default + if (-1 == xioctl (VIDIOC_S_CROP, &crop)) + { + switch (errno) + { + case EINVAL: break; // Cropping not supported. + default: break; // Errors ignored. + } + } +#endif +#endif + + showDeviceCapabilities(); + kdDebug(14010) << k_funcinfo << "initDevice() exited successfuly" << endl; + return EXIT_SUCCESS; +} + +unsigned int VideoDevice::inputs() +{ + return m_input.size(); +} + + +int VideoDevice::width() +{ + return currentwidth; +} + +int VideoDevice::minWidth() +{ + return minwidth; +} + +int VideoDevice::maxWidth() +{ + return maxwidth; +} + +int VideoDevice::height() +{ + return currentheight; +} + +int VideoDevice::minHeight() +{ + return minheight; +} + +int VideoDevice::maxHeight() +{ + return maxheight; +} + +int VideoDevice::setSize( int newwidth, int newheight) +{ +kdDebug(14010) << k_funcinfo << "setSize(" << newwidth << ", " << newheight << ") called." << endl; + if(isOpen()) + { +// It should not be there. It must remain in a completely distict place, cause this method should not change the pixelformat. + kdDebug(14010) << k_funcinfo << "Trying YUY422P" << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_YUV422P)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support YUV422P format. Trying YUYV." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_YUYV)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support YUYV format. Trying UYVY." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_UYVY)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support UYVY format. Trying YUV420P." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_YUV420P)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support YUV420P format. Trying RGB24." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_RGB24)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support RGB24 format. Trying BGR24." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_BGR24)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support RGB24 format. Trying RGB32." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_RGB32)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support RGB32 format. Trying BGR32." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_BGR32)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support BGR32 format. Trying SN9C10X." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_SN9C10X)) + { + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support SN9C10X format. Trying Bayer RGB." << endl; + if(PIXELFORMAT_NONE == setPixelFormat(PIXELFORMAT_SBGGR8)) + kdDebug(14010) << k_funcinfo << "Card doesn't seem to support SBGGR8 format. Fallback from it is not yet implemented." << endl; + } + } + } + } + } + } + } + } + } + + if(newwidth > maxwidth ) newwidth = maxwidth; + if(newheight > maxheight) newheight = maxheight; + if(newwidth < minwidth ) newwidth = minwidth; + if(newheight < minheight) newheight = minheight; + + currentwidth = newwidth; + currentheight = newheight; + +//kdDebug(14010) << k_funcinfo << "width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << width() << "x" << height() << endl; +// Change resolution for the video device + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: +// CLEAR (fmt); + if (-1 == xioctl (VIDIOC_G_FMT, &fmt)) + kdDebug(14010) << k_funcinfo << "VIDIOC_G_FMT failed (" << errno << ").Returned width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + fmt.fmt.pix.width = width(); + fmt.fmt.pix.height = height(); + fmt.fmt.pix.field = V4L2_FIELD_ANY; + if (-1 == xioctl (VIDIOC_S_FMT, &fmt)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_FMT failed (" << errno << ").Returned width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + // Note VIDIOC_S_FMT may change width and height. + } + else + { +// Buggy driver paranoia. +kdDebug(14010) << k_funcinfo << "VIDIOC_S_FMT worked (" << errno << ").Returned width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + unsigned int min = fmt.fmt.pix.width * 2; + if (fmt.fmt.pix.bytesperline < min) + fmt.fmt.pix.bytesperline = min; + min = fmt.fmt.pix.bytesperline * fmt.fmt.pix.height; + if (fmt.fmt.pix.sizeimage < min) + fmt.fmt.pix.sizeimage = min; + m_buffer_size=fmt.fmt.pix.sizeimage ; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_window V4L_videowindow; + +kdDebug(14010) << "------------- width: " << V4L_videowindow.width << " Height: " << V4L_videowindow.height << " Clipcount: " << V4L_videowindow.clipcount << " -----------------" << endl; + + if (xioctl (VIDIOCGWIN, &V4L_videowindow)== -1) + { + perror ("ioctl VIDIOCGWIN"); +// return (NULL); + } + V4L_videowindow.width = width(); + V4L_videowindow.height = height(); + V4L_videowindow.clipcount=0; + if (xioctl (VIDIOCSWIN, &V4L_videowindow)== -1) + { + perror ("ioctl VIDIOCSWIN"); +// return (NULL); + } +kdDebug(14010) << "------------- width: " << V4L_videowindow.width << " Height: " << V4L_videowindow.height << " Clipcount: " << V4L_videowindow.clipcount << " -----------------" << endl; + +// kdDebug(14010) << "libkopete (avdevice): V4L_picture.palette: " << V4L_picture.palette << " Depth: " << V4L_picture.depth << endl; + +/* if(-1 == xioctl(VIDIOCGFBUF,&V4L_videobuffer)) + kdDebug(14010) << "libkopete (avdevice): VIDIOCGFBUF failed (" << errno << "): Card cannot stream" << endl;*/ + + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + m_buffer_size = width() * height() * pixelFormatDepth(m_pixelformat) / 8; +kdDebug(14010) << "------------------------- ------- -- m_buffer_size: " << m_buffer_size << " !!! -- ------- -----------------------------------------" << endl; + + m_currentbuffer.pixelformat=m_pixelformat; + m_currentbuffer.data.resize(m_buffer_size); + + switch (m_io_method) + { + case IO_METHOD_NONE: break; + case IO_METHOD_READ: initRead (); break; + case IO_METHOD_MMAP: initMmap (); break; + case IO_METHOD_USERPTR: initUserptr (); break; + } + +kdDebug(14010) << k_funcinfo << "setSize(" << newwidth << ", " << newheight << ") exited successfuly." << endl; + return EXIT_SUCCESS; + } +kdDebug(14010) << k_funcinfo << "setSize(" << newwidth << ", " << newheight << ") Device is not open." << endl; + return EXIT_FAILURE; +} + + + + + + + + + + + + + +pixel_format VideoDevice::setPixelFormat(pixel_format newformat) +{ + pixel_format ret = PIXELFORMAT_NONE; +//kdDebug(14010) << k_funcinfo << "called." << endl; +// Change the pixel format for the video device + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: +// CLEAR (fmt); + if (-1 == xioctl (VIDIOC_G_FMT, &fmt)) + { +// return errnoReturn ("VIDIOC_S_FMT"); +// kdDebug(14010) << k_funcinfo << "VIDIOC_G_FMT failed (" << errno << ").Returned width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + } + else + m_pixelformat = pixelFormatForPalette(fmt.fmt.pix.pixelformat); + + fmt.fmt.pix.pixelformat = pixelFormatCode(newformat); + if (-1 == xioctl (VIDIOC_S_FMT, &fmt)) + { +// kdDebug(14010) << k_funcinfo << "VIDIOC_S_FMT failed (" << errno << ").Returned width: " << pixelFormatName(fmt.fmt.pix.pixelformat) << " " << fmt.fmt.pix.width << "x" << fmt.fmt.pix.height << endl; + } + else + { + if (fmt.fmt.pix.pixelformat == pixelFormatCode(newformat)) + { + m_pixelformat = newformat; + ret = m_pixelformat; + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; +// kdDebug(14010) << k_funcinfo << "V4L_picture.palette: " << V4L_picture.palette << " Depth: " << V4L_picture.depth << endl; + V4L_picture.palette = pixelFormatCode(newformat); + V4L_picture.depth = pixelFormatDepth(newformat); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + { +// kdDebug(14010) << k_funcinfo << "Card seems to not support " << pixelFormatName(newformat) << " format. Fallback to it is not yet implemented." << endl; + } + + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + +// kdDebug(14010) << k_funcinfo << "V4L_picture.palette: " << V4L_picture.palette << " Depth: " << V4L_picture.depth << endl; + m_pixelformat=pixelFormatForPalette(V4L_picture.palette); + if (m_pixelformat == newformat) + ret = newformat; + + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return ret; +} + + + + + + +/*! + \fn Kopete::AV::VideoDevice::currentInput() + */ +int VideoDevice::currentInput() +{ + /// @todo implement me + if(isOpen()) + { + return m_current_input; + } + return 0; +} + +/*! + \fn Kopete::AV::VideoDevice::selectInput(int input) + */ +int VideoDevice::selectInput(int newinput) +{ + /// @todo implement me + if(m_current_input >= inputs()) + return EXIT_FAILURE; + + if(isOpen()) + { + switch (m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + if (-1 == ioctl (descriptor, VIDIOC_S_INPUT, &newinput)) + { + perror ("VIDIOC_S_INPUT"); + return EXIT_FAILURE; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + struct video_channel V4L_input; + V4L_input.channel=newinput; + V4L_input.norm=4; // Hey, it's plain wrong! It should be input's signal standard! + if (-1 == ioctl (descriptor, VIDIOCSCHAN, &V4L_input)) + { + perror ("ioctl (VIDIOCSCHAN)"); + return EXIT_FAILURE; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + kdDebug(14010) << k_funcinfo << "Selected input " << newinput << " (" << m_input[newinput].name << ")" << endl; + m_current_input = newinput; + setInputParameters(); + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn Kopete::AV::VideoDevice::setInputParameters() + */ +int VideoDevice::setInputParameters() +{ + /// @todo implement me + if( (isOpen()) && (m_current_input < inputs() ) ) + { + setBrightness( getBrightness() ); + setContrast( getContrast() ); + setSaturation( getSaturation() ); + setWhiteness( getWhiteness() ); + setHue( getHue() ); + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn VideoDevice::startCapturing() + */ +int VideoDevice::startCapturing() +{ + + kdDebug(14010) << k_funcinfo << "called." << endl; + if(isOpen()) + { + switch (m_io_method) + { + case IO_METHOD_NONE: // Card cannot capture frames + return EXIT_FAILURE; + break; + case IO_METHOD_READ: // Nothing to do + break; + case IO_METHOD_MMAP: +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + { + unsigned int loop; + for (loop = 0; loop < m_streambuffers; ++loop) + { + struct v4l2_buffer buf; + CLEAR (buf); + buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + buf.memory = V4L2_MEMORY_MMAP; + buf.index = loop; + if (-1 == xioctl (VIDIOC_QBUF, &buf)) + return errnoReturn ("VIDIOC_QBUF"); + } + enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (-1 == xioctl (VIDIOC_STREAMON, &type)) + return errnoReturn ("VIDIOC_STREAMON"); + } +#endif +#endif + break; + case IO_METHOD_USERPTR: +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + { + unsigned int loop; + for (loop = 0; loop < m_streambuffers; ++loop) + { + struct v4l2_buffer buf; + CLEAR (buf); + buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + buf.memory = V4L2_MEMORY_USERPTR; + buf.m.userptr = (unsigned long) m_rawbuffers[loop].start; + buf.length = m_rawbuffers[loop].length; + if (-1 == xioctl (VIDIOC_QBUF, &buf)) + return errnoReturn ("VIDIOC_QBUF"); + } + enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (-1 == xioctl (VIDIOC_STREAMON, &type)) + return errnoReturn ("VIDIOC_STREAMON"); + } +#endif +#endif + break; + } + + kdDebug(14010) << k_funcinfo << "exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn VideoDevice::getFrame() + */ +int VideoDevice::getFrame() +{ + /// @todo implement me + ssize_t bytesread; + +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + struct v4l2_buffer v4l2buffer; +#endif +#endif +// kdDebug(14010) << k_funcinfo << "getFrame() called." << endl; + if(isOpen()) + { + switch (m_io_method) + { + case IO_METHOD_NONE: // Card cannot capture frames + return EXIT_FAILURE; + break; + case IO_METHOD_READ: +// kdDebug(14010) << k_funcinfo << "Using IO_METHOD_READ.File descriptor: " << descriptor << " Buffer address: " << &m_currentbuffer.data[0] << " Size: " << m_currentbuffer.data.size() << endl; + bytesread = read (descriptor, &m_currentbuffer.data[0], m_currentbuffer.data.size()); + if (-1 == bytesread) // must verify this point with ov511 driver. + { + kdDebug(14010) << k_funcinfo << "IO_METHOD_READ failed." << endl; + switch (errno) + { + case EAGAIN: + return EXIT_FAILURE; + case EIO: /* Could ignore EIO, see spec. fall through */ + default: + return errnoReturn ("read"); + } + } + if((int)m_currentbuffer.data.size() < bytesread) + { + kdDebug(14010) << k_funcinfo << "IO_METHOD_READ returned less bytes (" << bytesread << ") than it was asked for (" << m_currentbuffer.data.size() <<")." << endl; + } + break; + case IO_METHOD_MMAP: +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + CLEAR (v4l2buffer); + v4l2buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2buffer.memory = V4L2_MEMORY_MMAP; + if (-1 == xioctl (VIDIOC_DQBUF, &v4l2buffer)) + { + kdDebug(14010) << k_funcinfo << full_filename << " MMAPed getFrame failed." << endl; + switch (errno) + { + case EAGAIN: + { + kdDebug(14010) << k_funcinfo << full_filename << " MMAPed getFrame failed: EAGAIN. Pointer: " << endl; + return EXIT_FAILURE; + } + case EIO: /* Could ignore EIO, see spec. fall through */ + default: + return errnoReturn ("VIDIOC_DQBUF"); + } + } +/* if (v4l2buffer.index < m_streambuffers) + return EXIT_FAILURE;*/ //it was an assert() +//kdDebug(14010) << k_funcinfo << "m_rawbuffers[" << v4l2buffer.index << "].start: " << (void *)m_rawbuffers[v4l2buffer.index].start << " Size: " << m_currentbuffer.data.size() << endl; + + + +/*{ + unsigned long long result=0; + unsigned long long R=0, G=0, B=0, A=0; + int Rmax=0, Gmax=0, Bmax=0, Amax=0; + int Rmin=255, Gmin=255, Bmin=255, Amin=0; + + for(unsigned int loop=0;loop < m_currentbuffer.data.size();loop+=4) + { + R+=m_rawbuffers[v4l2buffer.index].start[loop]; + G+=m_rawbuffers[v4l2buffer.index].start[loop+1]; + B+=m_rawbuffers[v4l2buffer.index].start[loop+2]; +// A+=currentbuffer.data[loop+3]; + if (m_currentbuffer.data[loop] < Rmin) Rmin = m_currentbuffer.data[loop]; + if (m_currentbuffer.data[loop+1] < Gmin) Gmin = m_currentbuffer.data[loop+1]; + if (m_currentbuffer.data[loop+2] < Bmin) Bmin = m_currentbuffer.data[loop+2]; +// if (m_currentbuffer.data[loop+3] < Amin) Amin = m_currentbuffer.data[loop+3]; + if (m_currentbuffer.data[loop] > Rmax) Rmax = m_currentbuffer.data[loop]; + if (m_currentbuffer.data[loop+1] > Gmax) Gmax = m_currentbuffer.data[loop+1]; + if (m_currentbuffer.data[loop+2] > Bmax) Bmax = m_currentbuffer.data[loop+2]; +// if (m_currentbuffer.data[loop+3] > Amax) Amax = m_currentbuffer.data[loop+3]; + } + kdDebug(14010) << " R: " << R << " G: " << G << " B: " << B << " A: " << A << + " Rmin: " << Rmin << " Gmin: " << Gmin << " Bmin: " << Bmin << " Amin: " << Amin << + " Rmax: " << Rmax << " Gmax: " << Gmax << " Bmax: " << Bmax << " Amax: " << Amax << endl; +}*/ + + +memcpy(&m_currentbuffer.data[0], m_rawbuffers[v4l2buffer.index].start, m_currentbuffer.data.size()); + if (-1 == xioctl (VIDIOC_QBUF, &v4l2buffer)) + return errnoReturn ("VIDIOC_QBUF"); +#endif +#endif + break; + case IO_METHOD_USERPTR: +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + { + unsigned int i; + CLEAR (v4l2buffer); + v4l2buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2buffer.memory = V4L2_MEMORY_USERPTR; + if (-1 == xioctl (VIDIOC_DQBUF, &v4l2buffer)) + { + switch (errno) + { + case EAGAIN: + return EXIT_FAILURE; + case EIO: /* Could ignore EIO, see spec. fall through */ + default: + return errnoReturn ("VIDIOC_DQBUF"); + } + } + for (i = 0; i < m_streambuffers; ++i) + if (v4l2buffer.m.userptr == (unsigned long) m_rawbuffers[i].start && v4l2buffer.length == m_rawbuffers[i].length) + break; + if (i < m_streambuffers) + return EXIT_FAILURE; + if (-1 == xioctl (VIDIOC_QBUF, &v4l2buffer)) + return errnoReturn ("VIDIOC_QBUF"); + } +#endif +#endif + break; + } + +/* Automatic color correction. Now it just swaps R and B channels in RGB24/BGR24 modes. + if(m_input[m_current_input].getAutoColorCorrection()) + { + switch(m_currentbuffer.pixelformat) + { + case PIXELFORMAT_NONE : break; + case PIXELFORMAT_GREY : break; + case PIXELFORMAT_RGB332 : break; + case PIXELFORMAT_RGB555 : break; + case PIXELFORMAT_RGB555X: break; + case PIXELFORMAT_RGB565 : break; + case PIXELFORMAT_RGB565X: break; + case PIXELFORMAT_RGB24 : + case PIXELFORMAT_BGR24 : + { + unsigned char temp; + for(unsigned int loop=0;loop < m_currentbuffer.data.size();loop+=3) + { + temp = m_currentbuffer.data[loop]; + m_currentbuffer.data[loop] = m_currentbuffer.data[loop+2]; + m_currentbuffer.data[loop+2] = temp; + } + } + break; + case PIXELFORMAT_RGB32 : + case PIXELFORMAT_BGR32 : + { + unsigned char temp; + for(unsigned int loop=0;loop < m_currentbuffer.data.size();loop+=4) + { + temp = m_currentbuffer.data[loop]; + m_currentbuffer.data[loop] = m_currentbuffer.data[loop+2]; + m_currentbuffer.data[loop+2] = temp; + } + } + break; + case PIXELFORMAT_YUYV : break; + case PIXELFORMAT_UYVY : break; + case PIXELFORMAT_YUV420P: break; + case PIXELFORMAT_YUV422P: break; + } + }*/ +//kdDebug(14010) << k_funcinfo << "10 Using IO_METHOD_READ.File descriptor: " << descriptor << " Buffer address: " << &m_currentbuffer.data[0] << " Size: " << m_currentbuffer.data.size() << endl; + + +// put frame copy operation here +// kdDebug(14010) << k_funcinfo << "exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn VideoDevice::getFrame(imagebuffer *imgbuffer) + */ +int VideoDevice::getFrame(imagebuffer *imgbuffer) +{ + if(imgbuffer) + { + getFrame(); + imgbuffer->height = m_currentbuffer.height; + imgbuffer->width = m_currentbuffer.width; + imgbuffer->pixelformat = m_currentbuffer.pixelformat; + imgbuffer->data = m_currentbuffer.data; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +/*! + \fn Kopete::AV::VideoDevice::getImage(const QImage *qimage) + */ +int VideoDevice::getImage(QImage *qimage) +{ + /// @todo implement me + + // do NOT delete qimage here, as it is received as a parameter + if (qimage->width() != width() || qimage->height() != height()) + qimage->create(width(), height(),32, QImage::IgnoreEndian); + + uchar *bits=qimage->bits(); +// kDebug() << "Capturing in " << pixelFormatName(m_currentbuffer.pixelformat); + switch(m_currentbuffer.pixelformat) + { + case PIXELFORMAT_NONE : break; + +// Packed RGB formats + case PIXELFORMAT_RGB332 : break; + case PIXELFORMAT_RGB444 : break; + case PIXELFORMAT_RGB555 : break; + case PIXELFORMAT_RGB565 : + { + int step=0; + for(int loop=0;loop < qimage->numBytes();loop+=4) + { + bits[loop] = (m_currentbuffer.data[step]<<3)+(m_currentbuffer.data[step]<<3>>5); + bits[loop+1] = ((m_currentbuffer.data[step+1])<<5)|m_currentbuffer.data[step]>>5; + bits[loop+2] = ((m_currentbuffer.data[step+1])&248)+((m_currentbuffer.data[step+1])>>5); + bits[loop+3] = 255; + step+=2; + } + } + break; + case PIXELFORMAT_RGB555X: break; + case PIXELFORMAT_RGB565X: break; + case PIXELFORMAT_BGR24 : + { + int step=0; + for(int loop=0;loop < qimage->numBytes();loop+=4) + { + bits[loop] = m_currentbuffer.data[step+2]; + bits[loop+1] = m_currentbuffer.data[step+1]; + bits[loop+2] = m_currentbuffer.data[step]; + bits[loop+3] = 255; + step+=3; + } + } + break; + case PIXELFORMAT_RGB24 : + { + int step=0; + for(int loop=0;loop < qimage->numBytes();loop+=4) + { + bits[loop] = m_currentbuffer.data[step]; + bits[loop+1] = m_currentbuffer.data[step+1]; + bits[loop+2] = m_currentbuffer.data[step+2]; + bits[loop+3] = 255; + step+=3; + } + } + break; + case PIXELFORMAT_BGR32 : break; + case PIXELFORMAT_RGB32 : memcpy(bits,&m_currentbuffer.data[0], m_currentbuffer.data.size()); + break; + +// Bayer RGB format + case PIXELFORMAT_SBGGR8 : + { + unsigned char *d = (unsigned char *) malloc (width() * height() * 3); + bayer2rgb24(d, &m_currentbuffer.data.first(), width(), height()); + int step=0; + for(int loop=0;loop < qimage->numBytes();loop+=4) + { + bits[loop] = d[step+2]; + bits[loop+1] = d[step+1]; + bits[loop+2] = d[step]; + bits[loop+3] = 255; + step+=3; + } + free(d); + } + break; + +// YUV formats + case PIXELFORMAT_GREY : break; + case PIXELFORMAT_YUYV: + case PIXELFORMAT_UYVY: + case PIXELFORMAT_YUV420P: + case PIXELFORMAT_YUV422P: + { + uchar *yptr, *cbptr, *crptr; + bool halfheight=false; + bool packed=false; +// Adjust algorythm to specific YUV data arrangements. + if (m_currentbuffer.pixelformat == PIXELFORMAT_YUV420P) + halfheight=true; + if (m_currentbuffer.pixelformat == PIXELFORMAT_YUYV) + { + yptr = &m_currentbuffer.data[0]; + cbptr = yptr + 1; + crptr = yptr + 3; + packed=true; + } + else if (m_currentbuffer.pixelformat == PIXELFORMAT_UYVY) + { + cbptr = &m_currentbuffer.data[0]; + yptr = cbptr + 1; + crptr = cbptr + 2; + packed=true; + } + else + { + yptr = &m_currentbuffer.data[0]; + cbptr = yptr + (width()*height()); + crptr = cbptr + (width()*height()/(halfheight ? 4:2)); + } + + for(int y=0; y<height(); y++) + { +// Decode scanline + for(int x=0; x<width(); x++) + { + int c,d,e; + + if (packed) + { + c = (yptr[x<<1])-16; + d = (cbptr[x>>1<<2])-128; + e = (crptr[x>>1<<2])-128; + } + else + { + c = (yptr[x])-16; + d = (cbptr[x>>1])-128; + e = (crptr[x>>1])-128; + } + + int r = (298 * c + 409 * e + 128)>>8; + int g = (298 * c - 100 * d - 208 * e + 128)>>8; + int b = (298 * c + 516 * d + 128)>>8; + + if (r<0) r=0; if (r>255) r=255; + if (g<0) g=0; if (g>255) g=255; + if (b<0) b=0; if (b>255) b=255; + + uint *p = (uint*)qimage->scanLine(y)+x; + *p = qRgba(r,g,b,255); + + } +// Jump to next line + if (packed) + { + yptr+=width()*2; + cbptr+=width()*2; + crptr+=width()*2; + } + else + { + yptr+=width(); + if (!halfheight || y&1) + { + cbptr+=width()/2; + crptr+=width()/2; + } + } + } + } + break; + +// Compressed formats + case PIXELFORMAT_JPEG : break; + case PIXELFORMAT_MPEG : break; + +// Reserved formats + case PIXELFORMAT_DV : break; + case PIXELFORMAT_ET61X251:break; + case PIXELFORMAT_HI240 : break; + case PIXELFORMAT_HM12 : break; + case PIXELFORMAT_MJPEG : break; + case PIXELFORMAT_PWC1 : break; + case PIXELFORMAT_PWC2 : break; + case PIXELFORMAT_SN9C10X: + { + unsigned char *s = new unsigned char [width() * height()]; + unsigned char *d = new unsigned char [width() * height() * 3]; + sonix_decompress_init(); + sonix_decompress(width(), height(), &m_currentbuffer.data.first(), s); + bayer2rgb24(d, s, width(), height()); + int step=0; + for(int loop=0;loop < qimage->numBytes();loop+=4) + { + bits[loop] = d[step+2]; + bits[loop+1] = d[step+1]; + bits[loop+2] = d[step]; + bits[loop+3] = 255; + step+=3; + } + delete[] s; + delete[] d; + } + break; + case PIXELFORMAT_WNVA : break; + case PIXELFORMAT_YYUV : break; + } + return EXIT_SUCCESS; +} + +/*! + \fn VideoDevice::stopCapturing() + */ +int VideoDevice::stopCapturing() +{ + /// @todo implement me + kdDebug(14010) << k_funcinfo << "called." << endl; + if(isOpen()) + { + switch (m_io_method) + { + case IO_METHOD_NONE: // Card cannot capture frames + return EXIT_FAILURE; + break; + case IO_METHOD_READ: // Nothing to do + break; + case IO_METHOD_MMAP: + case IO_METHOD_USERPTR: +#ifdef V4L2_CAP_VIDEO_CAPTURE + { + enum v4l2_buf_type type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + if (-1 == xioctl (VIDIOC_STREAMOFF, &type)) + return errnoReturn ("VIDIOC_STREAMOFF"); + + if (m_io_method == IO_METHOD_MMAP) + { + unsigned int loop; + for (loop = 0; loop < m_streambuffers; ++loop) + { + if (munmap(m_rawbuffers[loop].start,m_rawbuffers[loop].length) != 0) + { + kdDebug(14010) << k_funcinfo << "unable to munmap." << endl; + } + } + } + } +#endif + break; + } + kdDebug(14010) << k_funcinfo << "exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + + +/*! + \fn VideoDevice::close() + */ +int VideoDevice::close() +{ + /// @todo implement me + kdDebug(14010) << k_funcinfo << " called." << endl; + if(isOpen()) + { + kdDebug(14010) << k_funcinfo << " Device is open. Trying to properly shutdown the device." << endl; + stopCapturing(); + kdDebug(14010) << k_funcinfo << "::close() returns " << ::close(descriptor) << endl; + } + descriptor = -1; + return EXIT_SUCCESS; +} + +float VideoDevice::getBrightness() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getBrightness(); + else + return 0; +} + +float VideoDevice::setBrightness(float brightness) +{ + kdDebug(14010) << k_funcinfo << " called." << endl; + m_input[m_current_input].setBrightness(brightness); // Just to check bounds + + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + { + struct v4l2_queryctrl queryctrl; + struct v4l2_control control; + + CLEAR (queryctrl); + queryctrl.id = V4L2_CID_BRIGHTNESS; + + if (-1 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (errno != EINVAL) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_QUERYCTRL failed (" << errno << ")." << endl; + } else + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Brightness control." << endl; + } + } else + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Brightness control." << endl; + } else + { + CLEAR (control); + control.id = V4L2_CID_BRIGHTNESS; + control.value = (__s32)((queryctrl.maximum - queryctrl.minimum)*getBrightness()); + + if (-1 == xioctl (VIDIOC_S_CTRL, &control)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_CTRL failed (" << errno << ")." << endl; + } + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + V4L_picture.brightness = uint(65535*getBrightness()); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + kdDebug(14010) << k_funcinfo << "Card seems to not support adjusting image brightness. Fallback to it is not yet implemented." << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return getBrightness(); +} + +float VideoDevice::getContrast() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getContrast(); + else + return 0; +} + +float VideoDevice::setContrast(float contrast) +{ + kdDebug(14010) << k_funcinfo << " called." << endl; + m_input[m_current_input].setContrast(contrast); // Just to check bounds + + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + { + struct v4l2_queryctrl queryctrl; + struct v4l2_control control; + + CLEAR (queryctrl); + queryctrl.id = V4L2_CID_CONTRAST; + + if (-1 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (errno != EINVAL) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_QUERYCTRL failed (" << errno << ")." << endl; + } else + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Contrast control." << endl; + } + } else + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Contrast control." << endl; + } else + { + CLEAR (control); + control.id = V4L2_CID_CONTRAST; + control.value = (__s32)((queryctrl.maximum - queryctrl.minimum)*getContrast()); + + if (-1 == xioctl (VIDIOC_S_CTRL, &control)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_CTRL failed (" << errno << ")." << endl; + } + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + V4L_picture.contrast = uint(65535*getContrast()); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + kdDebug(14010) << k_funcinfo << "Card seems to not support adjusting image contrast. Fallback to it is not yet implemented." << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return getContrast(); +} + +float VideoDevice::getSaturation() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getSaturation(); + else + return 0; +} + +float VideoDevice::setSaturation(float saturation) +{ + kdDebug(14010) << k_funcinfo << " called." << endl; + m_input[m_current_input].setSaturation(saturation); // Just to check bounds + + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + { + struct v4l2_queryctrl queryctrl; + struct v4l2_control control; + + CLEAR (queryctrl); + queryctrl.id = V4L2_CID_SATURATION; + + if (-1 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (errno != EINVAL) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_QUERYCTRL failed (" << errno << ")." << endl; + } else + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Saturation control." << endl; + } + } else + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Saturation control." << endl; + } else + { + CLEAR (control); + control.id = V4L2_CID_SATURATION; + control.value = (__s32)((queryctrl.maximum - queryctrl.minimum)*getSaturation()); + + if (-1 == xioctl (VIDIOC_S_CTRL, &control)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_CTRL failed (" << errno << ")." << endl; + } + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + V4L_picture.colour = uint(65535*getSaturation()); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + kdDebug(14010) << k_funcinfo << "Card seems to not support adjusting image saturation. Fallback to it is not yet implemented." << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return getSaturation(); +} + +float VideoDevice::getWhiteness() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getWhiteness(); + else + return 0; +} + +float VideoDevice::setWhiteness(float whiteness) +{ + kdDebug(14010) << k_funcinfo << " called." << endl; + m_input[m_current_input].setWhiteness(whiteness); // Just to check bounds + + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + { + struct v4l2_queryctrl queryctrl; + struct v4l2_control control; + + CLEAR (queryctrl); + queryctrl.id = V4L2_CID_WHITENESS; + + if (-1 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (errno != EINVAL) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_QUERYCTRL failed (" << errno << ")." << endl; + } else + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Whiteness control." << endl; + } + } else + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Whiteness control." << endl; + } else + { + CLEAR (control); + control.id = V4L2_CID_WHITENESS; + control.value = (__s32)((queryctrl.maximum - queryctrl.minimum)*getWhiteness()); + + if (-1 == xioctl (VIDIOC_S_CTRL, &control)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_CTRL failed (" << errno << ")." << endl; + } + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + V4L_picture.whiteness = uint(65535*getWhiteness()); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + kdDebug(14010) << k_funcinfo << "Card seems to not support adjusting white level. Fallback to it is not yet implemented." << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return getWhiteness(); +} + +float VideoDevice::getHue() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getHue(); + else + return 0; +} + +float VideoDevice::setHue(float hue) +{ + kdDebug(14010) << k_funcinfo << " called." << endl; + m_input[m_current_input].setHue(hue); // Just to check bounds + + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + { + struct v4l2_queryctrl queryctrl; + struct v4l2_control control; + + CLEAR (queryctrl); + queryctrl.id = V4L2_CID_HUE; + + if (-1 == xioctl (VIDIOC_QUERYCTRL, &queryctrl)) + { + if (errno != EINVAL) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_QUERYCTRL failed (" << errno << ")." << endl; + } else + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Hue control." << endl; + } + } else + if (queryctrl.flags & V4L2_CTRL_FLAG_DISABLED) + { + kdDebug(14010) << k_funcinfo << "Device doesn't support the Hue control." << endl; + } else + { + CLEAR (control); + control.id = V4L2_CID_HUE; + control.value = (__s32)((queryctrl.maximum - queryctrl.minimum)*getHue()); + + if (-1 == xioctl (VIDIOC_S_CTRL, &control)) + { + kdDebug(14010) << k_funcinfo << "VIDIOC_S_CTRL failed (" << errno << ")." << endl; + } + } + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + { + struct video_picture V4L_picture; + if(-1 == xioctl(VIDIOCGPICT, &V4L_picture)) + kdDebug(14010) << k_funcinfo << "VIDIOCGPICT failed (" << errno << ")." << endl; + V4L_picture.hue = uint(65535*getHue()); + if(-1 == xioctl(VIDIOCSPICT,&V4L_picture)) + kdDebug(14010) << k_funcinfo << "Card seems to not support adjusting image hue. Fallback to it is not yet implemented." << endl; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return getHue(); +} + + +bool VideoDevice::getAutoBrightnessContrast() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getAutoBrightnessContrast(); + else + return false; +} + +bool VideoDevice::setAutoBrightnessContrast(bool brightnesscontrast) +{ + kdDebug(14010) << k_funcinfo << "VideoDevice::setAutoBrightnessContrast(" << brightnesscontrast << ") called." << endl; + if (m_current_input < m_input.size() ) + { + m_input[m_current_input].setAutoBrightnessContrast(brightnesscontrast); + return m_input[m_current_input].getAutoBrightnessContrast(); + } + else + return false; + +} + +bool VideoDevice::getAutoColorCorrection() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getAutoColorCorrection(); + else + return false; +} + +bool VideoDevice::setAutoColorCorrection(bool colorcorrection) +{ + kdDebug(14010) << k_funcinfo << "VideoDevice::setAutoColorCorrection(" << colorcorrection << ") called." << endl; + if (m_current_input < m_input.size() ) + { + m_input[m_current_input].setAutoColorCorrection(colorcorrection); + return m_input[m_current_input].getAutoColorCorrection(); + } + else + return false; +} + +bool VideoDevice::getImageAsMirror() +{ + if (m_current_input < m_input.size() ) + return m_input[m_current_input].getImageAsMirror(); + else + return false; +} + +bool VideoDevice::setImageAsMirror(bool imageasmirror) +{ + kdDebug(14010) << k_funcinfo << "VideoDevice::setImageAsMirror(" << imageasmirror << ") called." << endl; + if (m_current_input < m_input.size() ) + { + m_input[m_current_input].setImageAsMirror(imageasmirror); + return m_input[m_current_input].getImageAsMirror(); + } + else + return false; +} + +pixel_format VideoDevice::pixelFormatForPalette( int palette ) +{ + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + switch(palette) + { + case 0 : return PIXELFORMAT_NONE; break; + +// Packed RGB formats + case V4L2_PIX_FMT_RGB332 : return PIXELFORMAT_RGB332; break; +#if defined( V4L2_PIX_FMT_RGB444 ) + case V4L2_PIX_FMT_RGB444 : return PIXELFORMAT_RGB444; break; +#endif + case V4L2_PIX_FMT_RGB555 : return PIXELFORMAT_RGB555; break; + case V4L2_PIX_FMT_RGB565 : return PIXELFORMAT_RGB565; break; + case V4L2_PIX_FMT_RGB555X : return PIXELFORMAT_RGB555X; break; + case V4L2_PIX_FMT_RGB565X : return PIXELFORMAT_RGB565X; break; + case V4L2_PIX_FMT_BGR24 : return PIXELFORMAT_BGR24; break; + case V4L2_PIX_FMT_RGB24 : return PIXELFORMAT_RGB24; break; + case V4L2_PIX_FMT_BGR32 : return PIXELFORMAT_BGR32; break; + case V4L2_PIX_FMT_RGB32 : return PIXELFORMAT_RGB32; break; + +// Bayer RGB format + case V4L2_PIX_FMT_SBGGR8 : return PIXELFORMAT_SBGGR8; break; + +// YUV formats + case V4L2_PIX_FMT_GREY : return PIXELFORMAT_GREY; break; + case V4L2_PIX_FMT_YUYV : return PIXELFORMAT_YUYV; break; + case V4L2_PIX_FMT_UYVY : return PIXELFORMAT_UYVY; break; + case V4L2_PIX_FMT_YUV420 : return PIXELFORMAT_YUV420P; break; + case V4L2_PIX_FMT_YUV422P : return PIXELFORMAT_YUV422P; break; + +// Compressed formats + case V4L2_PIX_FMT_JPEG : return PIXELFORMAT_JPEG; break; + case V4L2_PIX_FMT_MPEG : return PIXELFORMAT_MPEG; break; + +// Reserved formats + case V4L2_PIX_FMT_DV : return PIXELFORMAT_DV; break; + case V4L2_PIX_FMT_ET61X251 : return PIXELFORMAT_ET61X251; break; + case V4L2_PIX_FMT_HI240 : return PIXELFORMAT_HI240; break; +#if defined( V4L2_PIX_FMT_HM12 ) + case V4L2_PIX_FMT_HM12 : return PIXELFORMAT_HM12; break; +#endif + case V4L2_PIX_FMT_MJPEG : return PIXELFORMAT_MJPEG; break; + case V4L2_PIX_FMT_PWC1 : return PIXELFORMAT_PWC1; break; + case V4L2_PIX_FMT_PWC2 : return PIXELFORMAT_PWC2; break; + case V4L2_PIX_FMT_SN9C10X : return PIXELFORMAT_SN9C10X; break; + case V4L2_PIX_FMT_WNVA : return PIXELFORMAT_WNVA; break; + case V4L2_PIX_FMT_YYUV : return PIXELFORMAT_YYUV; break; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + switch(palette) + { + case 0 : return PIXELFORMAT_NONE; break; + case VIDEO_PALETTE_GREY : return PIXELFORMAT_GREY; break; + case VIDEO_PALETTE_HI240 : return PIXELFORMAT_RGB332; break; + case VIDEO_PALETTE_RGB555 : return PIXELFORMAT_RGB555; break; + case VIDEO_PALETTE_RGB565 : return PIXELFORMAT_RGB565; break; + case VIDEO_PALETTE_RGB24 : return PIXELFORMAT_RGB24; break; + case VIDEO_PALETTE_RGB32 : return PIXELFORMAT_RGB32; break; + case VIDEO_PALETTE_YUYV : return PIXELFORMAT_YUYV; break; + case VIDEO_PALETTE_UYVY : return PIXELFORMAT_UYVY; break; + case VIDEO_PALETTE_YUV420 : + case VIDEO_PALETTE_YUV420P : return PIXELFORMAT_YUV420P; break; + case VIDEO_PALETTE_YUV422P : return PIXELFORMAT_YUV422P; break; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + return PIXELFORMAT_NONE; break; + } + return PIXELFORMAT_NONE; +} + +int VideoDevice::pixelFormatCode(pixel_format pixelformat) +{ + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + switch(pixelformat) + { + case PIXELFORMAT_NONE : return 0; break; + +// Packed RGB formats + case PIXELFORMAT_RGB332 : return V4L2_PIX_FMT_RGB332; break; +#if defined( V4L2_PIX_FMT_RGB444 ) + case PIXELFORMAT_RGB444 : return V4L2_PIX_FMT_RGB444; break; +#endif + case PIXELFORMAT_RGB555 : return V4L2_PIX_FMT_RGB555; break; + case PIXELFORMAT_RGB565 : return V4L2_PIX_FMT_RGB565; break; + case PIXELFORMAT_RGB555X: return V4L2_PIX_FMT_RGB555X; break; + case PIXELFORMAT_RGB565X: return V4L2_PIX_FMT_RGB565X; break; + case PIXELFORMAT_BGR24 : return V4L2_PIX_FMT_BGR24; break; + case PIXELFORMAT_RGB24 : return V4L2_PIX_FMT_RGB24; break; + case PIXELFORMAT_BGR32 : return V4L2_PIX_FMT_BGR32; break; + case PIXELFORMAT_RGB32 : return V4L2_PIX_FMT_RGB32; break; + +// Bayer RGB format + case PIXELFORMAT_SBGGR8 : return V4L2_PIX_FMT_SBGGR8; break; + +// YUV formats + case PIXELFORMAT_GREY : return V4L2_PIX_FMT_GREY; break; + case PIXELFORMAT_YUYV : return V4L2_PIX_FMT_YUYV; break; + case PIXELFORMAT_UYVY : return V4L2_PIX_FMT_UYVY; break; + case PIXELFORMAT_YUV420P: return V4L2_PIX_FMT_YUV420; break; + case PIXELFORMAT_YUV422P: return V4L2_PIX_FMT_YUV422P; break; + +// Compressed formats + case PIXELFORMAT_JPEG : return V4L2_PIX_FMT_JPEG; break; + case PIXELFORMAT_MPEG : return V4L2_PIX_FMT_MPEG; break; + +// Reserved formats + case PIXELFORMAT_DV : return V4L2_PIX_FMT_DV; break; + case PIXELFORMAT_ET61X251:return V4L2_PIX_FMT_ET61X251;break; + case PIXELFORMAT_HI240 : return V4L2_PIX_FMT_HI240; break; +#if defined( V4L2_PIX_FMT_HM12 ) + case PIXELFORMAT_HM12 : return V4L2_PIX_FMT_HM12; break; +#endif + case PIXELFORMAT_MJPEG : return V4L2_PIX_FMT_MJPEG; break; + case PIXELFORMAT_PWC1 : return V4L2_PIX_FMT_PWC1; break; + case PIXELFORMAT_PWC2 : return V4L2_PIX_FMT_PWC2; break; + case PIXELFORMAT_SN9C10X: return V4L2_PIX_FMT_SN9C10X; break; + case PIXELFORMAT_WNVA : return V4L2_PIX_FMT_WNVA; break; + case PIXELFORMAT_YYUV : return V4L2_PIX_FMT_YYUV; break; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + switch(pixelformat) + { + case PIXELFORMAT_NONE : return 0; break; + +// Packed RGB formats + case PIXELFORMAT_RGB332 : return VIDEO_PALETTE_HI240; break; + case PIXELFORMAT_RGB444 : return 0; break; + case PIXELFORMAT_RGB555 : return VIDEO_PALETTE_RGB555; break; + case PIXELFORMAT_RGB565 : return VIDEO_PALETTE_RGB565; break; + case PIXELFORMAT_RGB555X: return 0; break; + case PIXELFORMAT_RGB565X: return 0; break; + case PIXELFORMAT_BGR24 : return 0; break; + case PIXELFORMAT_RGB24 : return VIDEO_PALETTE_RGB24; break; + case PIXELFORMAT_BGR32 : return 0; break; + case PIXELFORMAT_RGB32 : return VIDEO_PALETTE_RGB32; break; + +// Bayer RGB format + case PIXELFORMAT_SBGGR8 : return 0; break; + +// YUV formats + case PIXELFORMAT_GREY : return VIDEO_PALETTE_GREY; break; + case PIXELFORMAT_YUYV : return VIDEO_PALETTE_YUYV; break; + case PIXELFORMAT_UYVY : return VIDEO_PALETTE_UYVY; break; + case PIXELFORMAT_YUV420P: return VIDEO_PALETTE_YUV420; break; + case PIXELFORMAT_YUV422P: return VIDEO_PALETTE_YUV422P; break; + +// Compressed formats + case PIXELFORMAT_JPEG : return 0; break; + case PIXELFORMAT_MPEG : return 0; break; + +// Reserved formats + case PIXELFORMAT_DV : return 0; break; + case PIXELFORMAT_ET61X251:return 0; break; + case PIXELFORMAT_HI240 : return VIDEO_PALETTE_HI240; break; + case PIXELFORMAT_HM12 : return 0; break; + case PIXELFORMAT_MJPEG : return 0; break; + case PIXELFORMAT_PWC1 : return 0; break; + case PIXELFORMAT_PWC2 : return 0; break; + case PIXELFORMAT_SN9C10X: return 0; break; + case PIXELFORMAT_WNVA : return 0; break; + case PIXELFORMAT_YYUV : return 0; break; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + return PIXELFORMAT_NONE; break; + } + return PIXELFORMAT_NONE; +} + +int VideoDevice::pixelFormatDepth(pixel_format pixelformat) +{ + switch(pixelformat) + { + case PIXELFORMAT_NONE : return 0; break; + +// Packed RGB formats + case PIXELFORMAT_RGB332 : return 8; break; + case PIXELFORMAT_RGB444 : return 16; break; + case PIXELFORMAT_RGB555 : return 16; break; + case PIXELFORMAT_RGB565 : return 16; break; + case PIXELFORMAT_RGB555X: return 16; break; + case PIXELFORMAT_RGB565X: return 16; break; + case PIXELFORMAT_BGR24 : return 24; break; + case PIXELFORMAT_RGB24 : return 24; break; + case PIXELFORMAT_BGR32 : return 32; break; + case PIXELFORMAT_RGB32 : return 32; break; + +// Bayer RGB format + case PIXELFORMAT_SBGGR8 : return 0; break; + +// YUV formats + case PIXELFORMAT_GREY : return 8; break; + case PIXELFORMAT_YUYV : return 16; break; + case PIXELFORMAT_UYVY : return 16; break; + case PIXELFORMAT_YUV420P: return 16; break; + case PIXELFORMAT_YUV422P: return 16; break; + +// Compressed formats + case PIXELFORMAT_JPEG : return 0; break; + case PIXELFORMAT_MPEG : return 0; break; + +// Reserved formats + case PIXELFORMAT_DV : return 0; break; + case PIXELFORMAT_ET61X251:return 0; break; + case PIXELFORMAT_HI240 : return 8; break; + case PIXELFORMAT_HM12 : return 0; break; + case PIXELFORMAT_MJPEG : return 0; break; + case PIXELFORMAT_PWC1 : return 0; break; + case PIXELFORMAT_PWC2 : return 0; break; + case PIXELFORMAT_SN9C10X: return 0; break; + case PIXELFORMAT_WNVA : return 0; break; + case PIXELFORMAT_YYUV : return 0; break; + } + return 0; +} + +QString VideoDevice::pixelFormatName(pixel_format pixelformat) +{ + QString returnvalue; + returnvalue = "None"; + switch(pixelformat) + { + case PIXELFORMAT_NONE : returnvalue = "None"; break; + +// Packed RGB formats + case PIXELFORMAT_RGB332 : returnvalue = "8-bit RGB332"; break; + case PIXELFORMAT_RGB444 : returnvalue = "8-bit RGB444"; break; + case PIXELFORMAT_RGB555 : returnvalue = "16-bit RGB555"; break; + case PIXELFORMAT_RGB565 : returnvalue = "16-bit RGB565"; break; + case PIXELFORMAT_RGB555X: returnvalue = "16-bit RGB555X"; break; + case PIXELFORMAT_RGB565X: returnvalue = "16-bit RGB565X"; break; + case PIXELFORMAT_BGR24 : returnvalue = "24-bit BGR24"; break; + case PIXELFORMAT_RGB24 : returnvalue = "24-bit RGB24"; break; + case PIXELFORMAT_BGR32 : returnvalue = "32-bit BGR32"; break; + case PIXELFORMAT_RGB32 : returnvalue = "32-bit RGB32"; break; + +// Bayer RGB format + case PIXELFORMAT_SBGGR8 : returnvalue = "Bayer RGB format"; break; + +// YUV formats + case PIXELFORMAT_GREY : returnvalue = "8-bit Grayscale"; break; + case PIXELFORMAT_YUYV : returnvalue = "Packed YUV 4:2:2"; break; + case PIXELFORMAT_UYVY : returnvalue = "Packed YVU 4:2:2"; break; + case PIXELFORMAT_YUV420P: returnvalue = "Planar YUV 4:2:0"; break; + case PIXELFORMAT_YUV422P: returnvalue = "Planar YUV 4:2:2"; break; + + +// Compressed formats + case PIXELFORMAT_JPEG : returnvalue = "JPEG image"; break; + case PIXELFORMAT_MPEG : returnvalue = "MPEG stream"; break; + +// Reserved formats + case PIXELFORMAT_DV : returnvalue = "DV (unknown)"; break; + case PIXELFORMAT_ET61X251:returnvalue = "ET61X251"; break; + case PIXELFORMAT_HI240 : returnvalue = "8-bit HI240 (RGB332)"; break; + case PIXELFORMAT_HM12 : returnvalue = "Packed YUV 4:2:2"; break; + case PIXELFORMAT_MJPEG : returnvalue = "8-bit Grayscale"; break; + case PIXELFORMAT_PWC1 : returnvalue = "PWC1"; break; + case PIXELFORMAT_PWC2 : returnvalue = "PWC2"; break; + case PIXELFORMAT_SN9C10X: returnvalue = "SN9C102"; break; + case PIXELFORMAT_WNVA : returnvalue = "Winnov Videum"; break; + case PIXELFORMAT_YYUV : returnvalue = "YYUV (unknown)"; break; + } + return returnvalue; +} + +QString VideoDevice::pixelFormatName(int pixelformat) +{ + QString returnvalue; + returnvalue = "None"; + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + switch(pixelformat) + { + case 0 : returnvalue = pixelFormatName(PIXELFORMAT_NONE); break; + +// Packed RGB formats + case V4L2_PIX_FMT_RGB332 : returnvalue = pixelFormatName(PIXELFORMAT_RGB332); break; +#if defined( V4L2_PIX_FMT_RGB444 ) + case V4L2_PIX_FMT_RGB444 : returnvalue = pixelFormatName(PIXELFORMAT_RGB444); break; +#endif + case V4L2_PIX_FMT_RGB555 : returnvalue = pixelFormatName(PIXELFORMAT_RGB555); break; + case V4L2_PIX_FMT_RGB565 : returnvalue = pixelFormatName(PIXELFORMAT_RGB565); break; + case V4L2_PIX_FMT_RGB555X : returnvalue = pixelFormatName(PIXELFORMAT_RGB555X); break; + case V4L2_PIX_FMT_RGB565X : returnvalue = pixelFormatName(PIXELFORMAT_RGB565X); break; + case V4L2_PIX_FMT_BGR24 : returnvalue = pixelFormatName(PIXELFORMAT_BGR24); break; + case V4L2_PIX_FMT_RGB24 : returnvalue = pixelFormatName(PIXELFORMAT_RGB24); break; + case V4L2_PIX_FMT_BGR32 : returnvalue = pixelFormatName(PIXELFORMAT_BGR32); break; + case V4L2_PIX_FMT_RGB32 : returnvalue = pixelFormatName(PIXELFORMAT_RGB32); break; + +// Bayer RGB format + case V4L2_PIX_FMT_SBGGR8 : returnvalue = pixelFormatName(PIXELFORMAT_SBGGR8); break; + +// YUV formats + case V4L2_PIX_FMT_GREY : returnvalue = pixelFormatName(PIXELFORMAT_GREY); break; + case V4L2_PIX_FMT_YUYV : returnvalue = pixelFormatName(PIXELFORMAT_YUYV); break; + case V4L2_PIX_FMT_UYVY : returnvalue = pixelFormatName(PIXELFORMAT_UYVY); break; + case V4L2_PIX_FMT_YUV420 : returnvalue = pixelFormatName(PIXELFORMAT_YUV420P); break; + case V4L2_PIX_FMT_YUV422P : returnvalue = pixelFormatName(PIXELFORMAT_YUV422P); break; + +// Compressed formats + case V4L2_PIX_FMT_JPEG : returnvalue = pixelFormatName(PIXELFORMAT_JPEG); break; + case V4L2_PIX_FMT_MPEG : returnvalue = pixelFormatName(PIXELFORMAT_MPEG); break; + +// Reserved formats + case V4L2_PIX_FMT_DV : returnvalue = pixelFormatName(PIXELFORMAT_DV); break; + case V4L2_PIX_FMT_ET61X251 : returnvalue = pixelFormatName(PIXELFORMAT_ET61X251); break; + case V4L2_PIX_FMT_HI240 : returnvalue = pixelFormatName(PIXELFORMAT_HI240); break; +#if defined( V4L2_PIX_FMT_HM12 ) + case V4L2_PIX_FMT_HM12 : returnvalue = pixelFormatName(PIXELFORMAT_HM12); break; +#endif + case V4L2_PIX_FMT_MJPEG : returnvalue = pixelFormatName(PIXELFORMAT_MJPEG); break; + case V4L2_PIX_FMT_PWC1 : returnvalue = pixelFormatName(PIXELFORMAT_PWC1); break; + case V4L2_PIX_FMT_PWC2 : returnvalue = pixelFormatName(PIXELFORMAT_PWC2); break; + case V4L2_PIX_FMT_SN9C10X : returnvalue = pixelFormatName(PIXELFORMAT_SN9C10X); break; + case V4L2_PIX_FMT_WNVA : returnvalue = pixelFormatName(PIXELFORMAT_WNVA); break; + case V4L2_PIX_FMT_YYUV : returnvalue = pixelFormatName(PIXELFORMAT_YYUV); break; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + switch(pixelformat) + { + case VIDEO_PALETTE_GREY : returnvalue = pixelFormatName(PIXELFORMAT_GREY); break; + case VIDEO_PALETTE_HI240 : returnvalue = pixelFormatName(PIXELFORMAT_RGB332); break; + case VIDEO_PALETTE_RGB555 : returnvalue = pixelFormatName(PIXELFORMAT_RGB555); break; + case VIDEO_PALETTE_RGB565 : returnvalue = pixelFormatName(PIXELFORMAT_RGB565); break; + case VIDEO_PALETTE_RGB24 : returnvalue = pixelFormatName(PIXELFORMAT_RGB24); break; + case VIDEO_PALETTE_RGB32 : returnvalue = pixelFormatName(PIXELFORMAT_RGB32); break; + case VIDEO_PALETTE_YUYV : returnvalue = pixelFormatName(PIXELFORMAT_YUYV); break; + case VIDEO_PALETTE_UYVY : returnvalue = pixelFormatName(PIXELFORMAT_UYVY); break; + case VIDEO_PALETTE_YUV420 : + case VIDEO_PALETTE_YUV420P : returnvalue = pixelFormatName(PIXELFORMAT_YUV420P); break; + case VIDEO_PALETTE_YUV422P : returnvalue = pixelFormatName(PIXELFORMAT_YUV422P); break; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return returnvalue; +} + +int VideoDevice::detectPixelFormats() +{ + int err = 0; + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + fmtdesc.index = 0; + fmtdesc.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + + while ( err == 0 ) + { + if (-1 == xioctl (VIDIOC_ENUM_FMT, &fmtdesc)) +// if (ioctl(fd, VIDIOC_ENUM_FMT, &fmtdesc) < 0 ) + { + perror("VIDIOC_ENUM_FMT"); + err = errno; + } + else + { + kdDebug(14010) << k_funcinfo << fmtdesc.pixelformat << " " << pixelFormatName(fmtdesc.pixelformat) << endl; // Need a cleanup. PixelFormatForPalette is a really bad name + fmtdesc.index++; + } + } +// break; +#endif + case VIDEODEV_DRIVER_V4L: +// TODO: THis thing can be used to detec what pixel formats are supported in a API-independent way, but V4L2 has VIDIOC_ENUM_PIXFMT. +// The correct thing to do is to isolate these calls and do a proper implementation for V4L and another for V4L2 when this thing will be migrated to a plugin architecture. + +// Packed RGB formats + kdDebug(14010) << k_funcinfo << "Supported pixel formats:" << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB332)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB332) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB444)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB444) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB555)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB555) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB565)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB565) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB555X)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB555X) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB565X)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB565X) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_BGR24)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_BGR24) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB24)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB24) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_BGR32)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_BGR32) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_RGB32)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_RGB32) << endl; + +// Bayer RGB format + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_SBGGR8)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_SBGGR8) << endl; + +// YUV formats + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_GREY)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_GREY) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_YUYV)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_YUYV) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_UYVY)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_UYVY) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_YUV420P)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_YUV420P) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_YUV422P)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_YUV422P) << endl; + +// Compressed formats + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_JPEG)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_JPEG) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_MPEG)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_MPEG) << endl; + +// Reserved formats + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_DV)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_DV) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_ET61X251)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_ET61X251) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_HI240)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_HI240) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_HM12)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_HM12) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_MJPEG)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_MJPEG) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_PWC1)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_PWC1) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_PWC2)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_PWC2) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_SN9C10X)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_SN9C10X) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_WNVA)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_WNVA) << endl; + if(PIXELFORMAT_NONE != setPixelFormat(PIXELFORMAT_YYUV)) kdDebug(14010) << k_funcinfo << pixelFormatName(PIXELFORMAT_YYUV) << endl; + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + return PIXELFORMAT_NONE; break; + } + return PIXELFORMAT_NONE; +} + +__u64 VideoDevice::signalStandardCode(signal_standard standard) +{ + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + switch(standard) + { + case STANDARD_NONE : return V4L2_STD_UNKNOWN; break; + case STANDARD_PAL_B : return V4L2_STD_PAL_B; break; + case STANDARD_PAL_B1 : return V4L2_STD_PAL_B1; break; + case STANDARD_PAL_G : return V4L2_STD_PAL_G; break; + case STANDARD_PAL_H : return V4L2_STD_PAL_H; break; + case STANDARD_PAL_I : return V4L2_STD_PAL_I; break; + case STANDARD_PAL_D : return V4L2_STD_PAL_D; break; + case STANDARD_PAL_D1 : return V4L2_STD_PAL_D1; break; + case STANDARD_PAL_K : return V4L2_STD_PAL_K; break; + case STANDARD_PAL_M : return V4L2_STD_PAL_M; break; + case STANDARD_PAL_N : return V4L2_STD_PAL_N; break; + case STANDARD_PAL_Nc : return V4L2_STD_PAL_Nc; break; + case STANDARD_PAL_60 : return V4L2_STD_PAL_60; break; + case STANDARD_NTSC_M : return V4L2_STD_NTSC_M; break; + case STANDARD_NTSC_M_JP : return V4L2_STD_NTSC_M_JP; break; + case STANDARD_NTSC_443 : return V4L2_STD_NTSC; break; // Using workaround value because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case STANDARD_SECAM_B : return V4L2_STD_SECAM_B; break; + case STANDARD_SECAM_D : return V4L2_STD_SECAM_D; break; + case STANDARD_SECAM_G : return V4L2_STD_SECAM_G; break; + case STANDARD_SECAM_H : return V4L2_STD_SECAM_H; break; + case STANDARD_SECAM_K : return V4L2_STD_SECAM_K; break; + case STANDARD_SECAM_K1 : return V4L2_STD_SECAM_K1; break; + case STANDARD_SECAM_L : return V4L2_STD_SECAM_L; break; + case STANDARD_SECAM_LC : return V4L2_STD_SECAM; break; // Using workaround value because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case STANDARD_ATSC_8_VSB : return V4L2_STD_ATSC_8_VSB; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_ATSC_16_VSB : return V4L2_STD_ATSC_16_VSB; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_PAL_BG : return V4L2_STD_PAL_BG; break; + case STANDARD_PAL_DK : return V4L2_STD_PAL_DK; break; + case STANDARD_PAL : return V4L2_STD_PAL; break; + case STANDARD_NTSC : return V4L2_STD_NTSC; break; + case STANDARD_SECAM_DK : return V4L2_STD_SECAM_DK; break; + case STANDARD_SECAM : return V4L2_STD_SECAM; break; + case STANDARD_525_60 : return V4L2_STD_525_60; break; + case STANDARD_625_50 : return V4L2_STD_625_50; break; + case STANDARD_ALL : return V4L2_STD_ALL; break; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + switch(standard) + { + case STANDARD_NONE : return VIDEO_MODE_AUTO; break; + case STANDARD_PAL_B : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_B1 : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_G : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_H : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_I : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_D : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_D1 : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_K : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_M : return 5; break; // Undocumented value found to be compatible with V4L bttv driver + case STANDARD_PAL_N : return 6; break; // Undocumented value found to be compatible with V4L bttv driver + case STANDARD_PAL_Nc : return 4; break; // Undocumented value found to be compatible with V4L bttv driver + case STANDARD_PAL_60 : return VIDEO_MODE_PAL; break; + case STANDARD_NTSC_M : return VIDEO_MODE_NTSC; break; + case STANDARD_NTSC_M_JP : return 7; break; // Undocumented value found to be compatible with V4L bttv driver + case STANDARD_NTSC_443 : return VIDEO_MODE_NTSC; break; // Using workaround value because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case STANDARD_SECAM_B : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_D : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_G : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_H : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_K : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_K1 : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_L : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM_LC : return VIDEO_MODE_SECAM; break; // Using workaround value because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case STANDARD_ATSC_8_VSB : return VIDEO_MODE_AUTO; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_ATSC_16_VSB : return VIDEO_MODE_AUTO; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_PAL_BG : return VIDEO_MODE_PAL; break; + case STANDARD_PAL_DK : return VIDEO_MODE_PAL; break; + case STANDARD_PAL : return VIDEO_MODE_PAL; break; + case STANDARD_NTSC : return VIDEO_MODE_NTSC; break; + case STANDARD_SECAM_DK : return VIDEO_MODE_SECAM; break; + case STANDARD_SECAM : return VIDEO_MODE_SECAM; break; + case STANDARD_525_60 : return VIDEO_MODE_PAL; break; + case STANDARD_625_50 : return VIDEO_MODE_SECAM; break; + case STANDARD_ALL : return VIDEO_MODE_AUTO; break; + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + return STANDARD_NONE; break; + } + return STANDARD_NONE; +} + +QString VideoDevice::signalStandardName(signal_standard standard) +{ + QString returnvalue; + returnvalue = "None"; + switch(standard) + { + case STANDARD_NONE : returnvalue = "None"; break; + case STANDARD_PAL_B : returnvalue = "PAL-B"; break; + case STANDARD_PAL_B1 : returnvalue = "PAL-B1"; break; + case STANDARD_PAL_G : returnvalue = "PAL-G"; break; + case STANDARD_PAL_H : returnvalue = "PAL-H"; break; + case STANDARD_PAL_I : returnvalue = "PAL-I"; break; + case STANDARD_PAL_D : returnvalue = "PAL-D"; break; + case STANDARD_PAL_D1 : returnvalue = "PAL-D1"; break; + case STANDARD_PAL_K : returnvalue = "PAL-K"; break; + case STANDARD_PAL_M : returnvalue = "PAL-M"; break; + case STANDARD_PAL_N : returnvalue = "PAL-N"; break; + case STANDARD_PAL_Nc : returnvalue = "PAL-Nc"; break; + case STANDARD_PAL_60 : returnvalue = "PAL-60"; break; + case STANDARD_NTSC_M : returnvalue = "NTSC-M"; break; + case STANDARD_NTSC_M_JP : returnvalue = "NTSC-M(JP)"; break; + case STANDARD_NTSC_443 : returnvalue = "NTSC-443"; break; + case STANDARD_SECAM_B : returnvalue = "SECAM-B"; break; + case STANDARD_SECAM_D : returnvalue = "SECAM-D"; break; + case STANDARD_SECAM_G : returnvalue = "SECAM-G"; break; + case STANDARD_SECAM_H : returnvalue = "SECAM-H"; break; + case STANDARD_SECAM_K : returnvalue = "SECAM-K"; break; + case STANDARD_SECAM_K1 : returnvalue = "SECAM-K1"; break; + case STANDARD_SECAM_L : returnvalue = "SECAM-L"; break; + case STANDARD_SECAM_LC : returnvalue = "SECAM-LC"; break; + case STANDARD_ATSC_8_VSB : returnvalue = "ATSC-8-VSB"; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_ATSC_16_VSB : returnvalue = "ATSC-16-VSB"; break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case STANDARD_PAL_BG : returnvalue = "PAL-BG"; break; + case STANDARD_PAL_DK : returnvalue = "PAL-DK"; break; + case STANDARD_PAL : returnvalue = "PAL"; break; + case STANDARD_NTSC : returnvalue = "NTSC"; break; + case STANDARD_SECAM_DK : returnvalue = "SECAM-DK"; break; + case STANDARD_SECAM : returnvalue = "SECAM"; break; + case STANDARD_525_60 : returnvalue = "525 lines 60Hz"; break; + case STANDARD_625_50 : returnvalue = "625 lines 50Hz"; break; + case STANDARD_ALL : returnvalue = "All"; break; + } + return returnvalue; +} + +QString VideoDevice::signalStandardName(int standard) +{ + QString returnvalue; + returnvalue = "None"; + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + switch(standard) + { + case V4L2_STD_PAL_B : returnvalue = signalStandardName(STANDARD_PAL_B); break; + case V4L2_STD_PAL_B1 : returnvalue = signalStandardName(STANDARD_PAL_B1); break; + case V4L2_STD_PAL_G : returnvalue = signalStandardName(STANDARD_PAL_G); break; + case V4L2_STD_PAL_H : returnvalue = signalStandardName(STANDARD_PAL_H); break; + case V4L2_STD_PAL_I : returnvalue = signalStandardName(STANDARD_PAL_I); break; + case V4L2_STD_PAL_D : returnvalue = signalStandardName(STANDARD_PAL_D); break; + case V4L2_STD_PAL_D1 : returnvalue = signalStandardName(STANDARD_PAL_D1); break; + case V4L2_STD_PAL_K : returnvalue = signalStandardName(STANDARD_PAL_K); break; + case V4L2_STD_PAL_M : returnvalue = signalStandardName(STANDARD_PAL_M); break; + case V4L2_STD_PAL_N : returnvalue = signalStandardName(STANDARD_PAL_N); break; + case V4L2_STD_PAL_Nc : returnvalue = signalStandardName(STANDARD_PAL_Nc); break; + case V4L2_STD_PAL_60 : returnvalue = signalStandardName(STANDARD_PAL_60); break; + case V4L2_STD_NTSC_M : returnvalue = signalStandardName(STANDARD_NTSC_M); break; + case V4L2_STD_NTSC_M_JP : returnvalue = signalStandardName(STANDARD_NTSC_M_JP); break; +// case V4L2_STD_NTSC_443 : returnvalue = signalStandardName(STANDARD_NTSC_443); break; // Commented out because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case V4L2_STD_SECAM_B : returnvalue = signalStandardName(STANDARD_SECAM_B); break; + case V4L2_STD_SECAM_D : returnvalue = signalStandardName(STANDARD_SECAM_D); break; + case V4L2_STD_SECAM_G : returnvalue = signalStandardName(STANDARD_SECAM_G); break; + case V4L2_STD_SECAM_H : returnvalue = signalStandardName(STANDARD_SECAM_H); break; + case V4L2_STD_SECAM_K : returnvalue = signalStandardName(STANDARD_SECAM_K); break; + case V4L2_STD_SECAM_K1 : returnvalue = signalStandardName(STANDARD_SECAM_K1); break; + case V4L2_STD_SECAM_L : returnvalue = signalStandardName(STANDARD_SECAM_L); break; +// case V4L2_STD_SECAM_LC : returnvalue = signalStandardName(STANDARD_SECAM_LC); break; // Commented out because my videodev2.h header seems to not include this standard in struct __u64 v4l2_std_id + case V4L2_STD_ATSC_8_VSB : returnvalue = signalStandardName(STANDARD_ATSC_8_VSB); break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case V4L2_STD_ATSC_16_VSB : returnvalue = signalStandardName(STANDARD_ATSC_16_VSB); break; // ATSC/HDTV Standard officially not supported by V4L2 but exists in videodev2.h + case V4L2_STD_PAL_BG : returnvalue = signalStandardName(STANDARD_PAL_BG); break; + case V4L2_STD_PAL_DK : returnvalue = signalStandardName(STANDARD_PAL_DK); break; + case V4L2_STD_PAL : returnvalue = signalStandardName(STANDARD_PAL); break; + case V4L2_STD_NTSC : returnvalue = signalStandardName(STANDARD_NTSC); break; + case V4L2_STD_SECAM_DK : returnvalue = signalStandardName(STANDARD_SECAM_DK); break; + case V4L2_STD_SECAM : returnvalue = signalStandardName(STANDARD_SECAM); break; + case V4L2_STD_525_60 : returnvalue = signalStandardName(STANDARD_525_60); break; + case V4L2_STD_625_50 : returnvalue = signalStandardName(STANDARD_625_50); break; + case V4L2_STD_ALL : returnvalue = signalStandardName(STANDARD_ALL); break; + } + break; +#endif + case VIDEODEV_DRIVER_V4L: + switch(standard) + { + case VIDEO_MODE_PAL : returnvalue = signalStandardName(STANDARD_PAL); break; + case VIDEO_MODE_NTSC : returnvalue = signalStandardName(STANDARD_NTSC); break; + case VIDEO_MODE_SECAM : returnvalue = signalStandardName(STANDARD_SECAM); break; + case VIDEO_MODE_AUTO : returnvalue = signalStandardName(STANDARD_ALL); break; // It must be disabled until I find a correct way to handle those non-standard bttv modes +// case VIDEO_MODE_PAL_Nc : returnvalue = signalStandardName(STANDARD_PAL_Nc); break; // Undocumented value found to be compatible with V4L bttv driver + case VIDEO_MODE_PAL_M : returnvalue = signalStandardName(STANDARD_PAL_M); break; // Undocumented value found to be compatible with V4L bttv driver + case VIDEO_MODE_PAL_N : returnvalue = signalStandardName(STANDARD_PAL_N); break; // Undocumented value found to be compatible with V4L bttv driver + case VIDEO_MODE_NTSC_JP : returnvalue = signalStandardName(STANDARD_NTSC_M_JP); break; // Undocumented value found to be compatible with V4L bttv driver + } + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + return returnvalue; +} + +/*! + \fn VideoDevice::detectSignalStandards() + */ +int VideoDevice::detectSignalStandards() +{ + switch(m_driver) + { +#if defined(__linux__) && defined(ENABLE_AV) +#ifdef V4L2_CAP_VIDEO_CAPTURE + case VIDEODEV_DRIVER_V4L2: + break; +#endif + case VIDEODEV_DRIVER_V4L: + break; +#endif + case VIDEODEV_DRIVER_NONE: + default: + break; + } + //FIXME: return a real value + return 0; +} + +/*! + \fn VideoDevice::initRead() + */ +int VideoDevice::initRead() +{ + /// @todo implement me + + kdDebug(14010) << k_funcinfo << "called." << endl; + if(isOpen()) + { + m_rawbuffers.resize(1); + if (m_rawbuffers.size()==0) + { + fprintf (stderr, "Out of memory\n"); + return EXIT_FAILURE; + } + kdDebug(14010) << k_funcinfo << "m_buffer_size: " << m_buffer_size << endl; + +// m_rawbuffers[0].pixelformat=m_pixelformat; + m_rawbuffers[0].length = m_buffer_size; + m_rawbuffers[0].start = (uchar *)malloc (m_buffer_size); + + if (!m_rawbuffers[0].start) + { + fprintf (stderr, "Out of memory\n"); + return EXIT_FAILURE; + } + kdDebug(14010) << k_funcinfo << "exited successfuly." << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + + +/*! + \fn VideoDevice::initMmap() + */ +int VideoDevice::initMmap() +{ + /// @todo implement me +#define BUFFERS 2 + if(isOpen()) + { + kdDebug(14010) << k_funcinfo << full_filename << " Trying to MMAP" << endl; +#ifdef V4L2_CAP_VIDEO_CAPTURE + struct v4l2_requestbuffers req; + + CLEAR (req); + + req.count = BUFFERS; + req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + req.memory = V4L2_MEMORY_MMAP; + + if (-1 == xioctl (VIDIOC_REQBUFS, &req)) + { + if (EINVAL == errno) + { + kdDebug(14010) << k_funcinfo << full_filename << " does not support memory mapping" << endl; + return EXIT_FAILURE; + } + else + { + return errnoReturn ("VIDIOC_REQBUFS"); + } + } + + if (req.count < BUFFERS) + { + kdDebug(14010) << k_funcinfo << "Insufficient buffer memory on " << full_filename << endl; + return EXIT_FAILURE; + } + + m_rawbuffers.resize(req.count); + + if (m_rawbuffers.size()==0) + { + kdDebug(14010) << k_funcinfo << "Out of memory" << endl; + return EXIT_FAILURE; + } + + for (m_streambuffers = 0; m_streambuffers < req.count; ++m_streambuffers) + { + struct v4l2_buffer v4l2buffer; + + CLEAR (v4l2buffer); + + v4l2buffer.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + v4l2buffer.memory = V4L2_MEMORY_MMAP; + v4l2buffer.index = m_streambuffers; + + if (-1 == xioctl (VIDIOC_QUERYBUF, &v4l2buffer)) + return errnoReturn ("VIDIOC_QUERYBUF"); + + m_rawbuffers[m_streambuffers].length = v4l2buffer.length; + m_rawbuffers[m_streambuffers].start = (uchar *) mmap (NULL /* start anywhere */, v4l2buffer.length, PROT_READ | PROT_WRITE /* required */, MAP_SHARED /* recommended */, descriptor, v4l2buffer.m.offset); + + if (MAP_FAILED == m_rawbuffers[m_streambuffers].start) + return errnoReturn ("mmap"); + } +#endif + m_currentbuffer.data.resize(m_rawbuffers[0].length); // Makes the imagesize.data buffer size equal to the rawbuffer size + kdDebug(14010) << k_funcinfo << full_filename << " m_currentbuffer.data.size(): " << m_currentbuffer.data.size() << endl; + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + + +/*! + \fn VideoDevice::initUserptr() + */ +int VideoDevice::initUserptr() +{ + /// @todo implement me + if(isOpen()) + { +#ifdef V4L2_CAP_VIDEO_CAPTURE + struct v4l2_requestbuffers req; + + CLEAR (req); + + req.count = 2; + req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE; + req.memory = V4L2_MEMORY_USERPTR; + + if (-1 == xioctl (VIDIOC_REQBUFS, &req)) + { + if (EINVAL == errno) + { + kdDebug(14010) << k_funcinfo << full_filename << " does not support memory mapping" << endl; + return EXIT_FAILURE; + } + else + { + return errnoReturn ("VIDIOC_REQBUFS"); + } + } + + m_rawbuffers.resize(4); + + if (m_rawbuffers.size()==0) + { + fprintf (stderr, "Out of memory\n"); + return EXIT_FAILURE; + } + + for (m_streambuffers = 0; m_streambuffers < 4; ++m_streambuffers) + { + m_rawbuffers[m_streambuffers].length = m_buffer_size; + m_rawbuffers[m_streambuffers].start = (uchar *) malloc (m_buffer_size); + + if (!m_rawbuffers[m_streambuffers].start) + { + kdDebug(14010) << k_funcinfo << "Out of memory" << endl; + return EXIT_FAILURE; + } + } +#endif + return EXIT_SUCCESS; + } + return EXIT_FAILURE; +} + +bool VideoDevice::canCapture() +{ + return m_videocapture; +} + +bool VideoDevice::canChromakey() +{ + return m_videochromakey; +} + +bool VideoDevice::canScale() +{ + return m_videoscale; +} + +bool VideoDevice::canOverlay() +{ + return m_videooverlay; +} + +bool VideoDevice::canRead() +{ + return m_videoread; +} + +bool VideoDevice::canAsyncIO() +{ + return m_videoasyncio; +} + +bool VideoDevice::canStream() +{ + return m_videostream; +} + + + +} + +} |