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This commit is contained in:
Paulchen-Panther
2018-12-27 23:11:32 +01:00
parent e3be03ea73
commit d762aa2f3e
186 changed files with 6156 additions and 5444 deletions
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64
libsrc/grabber/framebuffer/FramebufferFrameGrabber.cpp
View File

@@ -16,31 +16,9 @@ FramebufferFrameGrabber::FramebufferFrameGrabber(const QString & device, const u
: Grabber("FRAMEBUFFERGRABBER", width, height)
, _fbfd(0)
, _fbp(0)
, _fbDevice(device)
, _fbDevice()
{
int result;
struct fb_var_screeninfo vinfo;
// Check if the framebuffer device can be opened and display the current resolution
_fbfd = open(QSTRING_CSTR(_fbDevice), O_RDONLY);
if (_fbfd == 0)
{
Error(_log, "Error openning %s", QSTRING_CSTR(_fbDevice));
}
else
{
// get variable screen information
result = ioctl (_fbfd, FBIOGET_VSCREENINFO, &vinfo);
if (result != 0)
{
Error(_log, "Could not get screen information");
}
else
{
Info(_log, "Display opened with resolution: %dx%d@%dbit", vinfo.xres, vinfo.yres, vinfo.bits_per_pixel);
}
close(_fbfd);
}
setDevicePath(device);
}
FramebufferFrameGrabber::~FramebufferFrameGrabber()
@@ -63,7 +41,7 @@ int FramebufferFrameGrabber::grabFrame(Image<ColorRgb> & image)
bytesPerPixel = vinfo.bits_per_pixel / 8;
capSize = vinfo.xres * vinfo.yres * bytesPerPixel;
switch (vinfo.bits_per_pixel)
{
case 16: pixelFormat = PIXELFORMAT_BGR16; break;
@@ -76,7 +54,7 @@ int FramebufferFrameGrabber::grabFrame(Image<ColorRgb> & image)
}
/* map the device to memory */
_fbp = (unsigned char*)mmap(0, capSize, PROT_READ, MAP_PRIVATE | MAP_NORESERVE, _fbfd, 0);
_fbp = (unsigned char*)mmap(0, capSize, PROT_READ, MAP_PRIVATE | MAP_NORESERVE, _fbfd, 0);
_imageResampler.setHorizontalPixelDecimation(vinfo.xres/_width);
_imageResampler.setVerticalPixelDecimation(vinfo.yres/_height);
@@ -86,9 +64,41 @@ int FramebufferFrameGrabber::grabFrame(Image<ColorRgb> & image)
vinfo.xres * bytesPerPixel,
pixelFormat,
image);
munmap(_fbp, capSize);
close(_fbfd);
return 0;
}
void FramebufferFrameGrabber::setDevicePath(const QString& path)
{
if(_fbDevice != path)
{
_fbDevice = path;
int result;
struct fb_var_screeninfo vinfo;
// Check if the framebuffer device can be opened and display the current resolution
_fbfd = open(QSTRING_CSTR(_fbDevice), O_RDONLY);
if (_fbfd == 0)
{
Error(_log, "Error openning %s", QSTRING_CSTR(_fbDevice));
}
else
{
// get variable screen information
result = ioctl (_fbfd, FBIOGET_VSCREENINFO, &vinfo);
if (result != 0)
{
Error(_log, "Could not get screen information");
}
else
{
Info(_log, "Display opened with resolution: %dx%d@%dbit", vinfo.xres, vinfo.yres, vinfo.bits_per_pixel);
}
close(_fbfd);
}
}
}

4
libsrc/grabber/framebuffer/FramebufferWrapper.cpp
View File

@@ -1,7 +1,7 @@
#include <grabber/FramebufferWrapper.h>
FramebufferWrapper::FramebufferWrapper(const QString & device, const unsigned grabWidth, const unsigned grabHeight, const unsigned updateRate_Hz, const int priority)
: GrabberWrapper("FrameBuffer", &_grabber, grabWidth, grabHeight, updateRate_Hz, priority, hyperion::COMP_GRABBER)
FramebufferWrapper::FramebufferWrapper(const QString & device, const unsigned grabWidth, const unsigned grabHeight, const unsigned updateRate_Hz)
: GrabberWrapper("FrameBuffer", &_grabber, grabWidth, grabHeight, updateRate_Hz)
, _grabber(device, grabWidth, grabHeight)
{}