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create external framebuffer grabber

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cleanup some cmakelist files
fix qt5 build


Former-commit-id: 024b5b6dc5dc96fcb16f6e8958ad3684a6728504
This commit is contained in:
redpanther
2016-03-09 07:03:17 +01:00
parent 0bc725054c
commit e6170ed698
16 changed files with 413 additions and 165 deletions
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78
libsrc/grabber/framebuffer/CMakeLists.txt
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@@ -1,39 +1,39 @@
# Find the BCM-package (VC control)
# find_package(BCM REQUIRED)
# include_directories(${BCM_INCLUDE_DIRS})
# Define the current source locations
SET(CURRENT_HEADER_DIR ${CMAKE_SOURCE_DIR}/include/grabber)
SET(CURRENT_SOURCE_DIR ${CMAKE_SOURCE_DIR}/libsrc/grabber/framebuffer)
# Group the headers that go through the MOC compiler
SET(FramebufferGrabberQT_HEADERS
${CURRENT_HEADER_DIR}/FramebufferWrapper.h
)
SET(FramebufferGrabberHEADERS
${CURRENT_SOURCE_DIR}/FramebufferFrameGrabber.h
)
SET(FramebufferGrabberSOURCES
${CURRENT_SOURCE_DIR}/FramebufferWrapper.cpp
${CURRENT_SOURCE_DIR}/FramebufferFrameGrabber.cpp
)
if(ENABLE_QT5)
QT5_WRAP_CPP(FramebufferGrabberHEADERS_MOC ${FramebufferGrabberQT_HEADERS})
else(ENABLE_QT5)
QT4_WRAP_CPP(FramebufferGrabberHEADERS_MOC ${FramebufferGrabberQT_HEADERS})
endif(ENABLE_QT5)
add_library(framebuffer-grabber
${FramebufferGrabberHEADERS}
${FramebufferGrabberQT_HEADERS}
${FramebufferGrabberHEADERS_MOC}
${FramebufferGrabberSOURCES}
)
target_link_libraries(framebuffer-grabber
hyperion
${QT_LIBRARIES})
# Find the BCM-package (VC control)
# find_package(BCM REQUIRED)
# include_directories(${BCM_INCLUDE_DIRS})
# Define the current source locations
SET(CURRENT_HEADER_DIR ${CMAKE_SOURCE_DIR}/include/grabber)
SET(CURRENT_SOURCE_DIR ${CMAKE_SOURCE_DIR}/libsrc/grabber/framebuffer)
# Group the headers that go through the MOC compiler
SET(FramebufferGrabberQT_HEADERS
${CURRENT_HEADER_DIR}/FramebufferWrapper.h
)
SET(FramebufferGrabberHEADERS
${CURRENT_HEADER_DIR}/FramebufferFrameGrabber.h
)
SET(FramebufferGrabberSOURCES
${CURRENT_SOURCE_DIR}/FramebufferWrapper.cpp
${CURRENT_SOURCE_DIR}/FramebufferFrameGrabber.cpp
)
if(ENABLE_QT5)
QT5_WRAP_CPP(FramebufferGrabberHEADERS_MOC ${FramebufferGrabberQT_HEADERS})
else(ENABLE_QT5)
QT4_WRAP_CPP(FramebufferGrabberHEADERS_MOC ${FramebufferGrabberQT_HEADERS})
endif(ENABLE_QT5)
add_library(framebuffer-grabber
${FramebufferGrabberHEADERS}
${FramebufferGrabberQT_HEADERS}
${FramebufferGrabberHEADERS_MOC}
${FramebufferGrabberSOURCES}
)
target_link_libraries(framebuffer-grabber
hyperion
${QT_LIBRARIES})

2
libsrc/grabber/framebuffer/FramebufferFrameGrabber.cpp
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@@ -10,7 +10,7 @@
#include <iostream>
// Local includes
#include "FramebufferFrameGrabber.h"
#include <grabber/FramebufferFrameGrabber.h>
FramebufferFrameGrabber::FramebufferFrameGrabber(const std::string & device, const unsigned width, const unsigned height) :
_fbfd(0),

59
libsrc/grabber/framebuffer/FramebufferFrameGrabber.h
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@@ -1,59 +0,0 @@
#pragma once
// Utils includes
#include <utils/Image.h>
#include <utils/ColorRgb.h>
#include <utils/VideoMode.h>
#include <utils/ImageResampler.h>
///
/// The FramebufferFrameGrabber is used for creating snapshots of the display (screenshots)
///
class FramebufferFrameGrabber
{
public:
///
/// Construct a FramebufferFrameGrabber that will capture snapshots with specified dimensions.
///
/// @param[in] device The framebuffer device name/path
/// @param[in] width The width of the captured screenshot
/// @param[in] height The heigth of the captured screenshot
///
FramebufferFrameGrabber(const std::string & device, const unsigned width, const unsigned height);
~FramebufferFrameGrabber();
///
/// Set the video mode (2D/3D)
/// @param[in] mode The new video mode
///
void setVideoMode(const VideoMode videoMode);
///
/// Captures a single snapshot of the display and writes the data to the given image. The
/// provided image should have the same dimensions as the configured values (_width and
/// _height)
///
/// @param[out] image The snapped screenshot (should be initialized with correct width and
/// height)
///
void grabFrame(Image<ColorRgb> & image);
private:
/// Framebuffer file descriptor
int _fbfd;
/// Pointer to framebuffer
unsigned char * _fbp;
/// Framebuffer device e.g. /dev/fb0
const std::string _fbDevice;
/// With of the captured snapshot [pixels]
const unsigned _width;
/// Height of the captured snapshot [pixels]
const unsigned _height;
/// Image resampler for downscaling the image
ImageResampler * _imgResampler;
};

2
libsrc/grabber/framebuffer/FramebufferWrapper.cpp
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@@ -5,7 +5,7 @@
// Framebuffer grabber includes
#include <grabber/FramebufferWrapper.h>
#include "FramebufferFrameGrabber.h"
#include <grabber/FramebufferFrameGrabber.h>
FramebufferWrapper::FramebufferWrapper(const std::string & device, const unsigned grabWidth, const unsigned grabHeight, const unsigned updateRate_Hz, const int priority, Hyperion * hyperion) :
_updateInterval_ms(1000/updateRate_Hz),