hyperion.ng/include/grabber/FramebufferFrameGrabber.h
Markus c135d91986
Media Foundation/V4L2 grabber ... (#1119)
* - New Media Foundation grabber
- JsonAPI available grabber fix
- commented json config removed

* Added libjpeg-turbo to dependencies

* Fix OSX build
Removed Azure Pipelines from build scripts

* Remove Platform from Dashboard

* Correct Grabber Namings

* Grabber UI improvements, generic JSONEditor Selection Update

* Active grabber fix

* Stop Framebuffer grabber on failure

* - Image format NV12 and I420 added
- Flip mode
- Scaling factor for MJPEG
- VSCode (compile before run)
- CI (push) dependency libjpeg-turbo added

* Refactor MediaFoundation (Part 1)

* Remove QDebug output

* Added image flipping ability to MF Grabber

* fix issue 1160

* -Reload MF Grabber only once per WebUI update
- Cleanup

* Improvements

* - Set 'Software Frame Decimation' begin to 0
- Removed grabber specific device name from Log
- Keep pixel format when switching resolution
- Display 'Flip mode' correct in Log
- BGR24 images always flipped

* Refactor MediaFoundation (Part 2)

* Refactor V4L2 grabber (part 1) (#62)

* Media Foundation grabber adapted to V4L2 change

* Enable Media Foundation grabber on windows

* Have fps as int, fix height typo

* Added video standards to JsonAPI output

* Error handling in source reader improved

* Fix "Frame to small" error

* Discovery VideoSources and Dynamically Update Editor

* Hide all element when no video grabber discovered, upate naming

* Do not show unsupported grabbers

* Copy Log to Clipboard

* Update Grabber schema and Defaults

* Update access levels and validate crop ranges

* Height and width in Qt grabber corrected

* Correct formatting

* Untabify

* Global component states across instances

* Components divided on the dashboard

* refactor

* Fix Merge-issues

* Database migration aligning with updated grabber model

* Align Grabber.js with new utility functions

* Allow editor-validation for enum-lists

* Handle "Show Explainations scenario" correctly

* Grabber - Ensure save is only possible on valid content

* Dashboard update + fix GlobalSignal connection

* Ensure default database is populated with current release

* Correct grabber4L2 access level

* Display Signal detection area in preview

* Write Hyperion version into default config on compiling.

* Create defaultconfig.json dynamically

* WebUI changes

* Correct grabber config look-ups

* Refactor i18n language loading

* Fix en.json

* Split global capture from instance capture config

* Update grabber default values

* Standalone grabber: Add --debug switch

* Enhance showInputOptionsForKey for multiple keys

* Add grabber instance link to system grabber config

* Only show signal detection area, if grabber is enabled

* Always show Active element on grabber page

* Remote control - Only display gabber status, if global grabber is enabled

* WebUI optimization (thx to @mkcologne)
Start Grabber only when global settings are enabled
Fixed an issue in the WebUI preview

* V4L2/MF changes

* Jsoneditor, Correct translation for default values

* Refactor LED-Device handling in UI and make element naming consistent

* MF Discovery extended

* Fix LGTM finding

* Support Grabber Bri, Hue, Sat and Con in UI, plus their defaults

* Concider Access level for item filtering

* Concider Access level for item filtering

* Revert "Concider Access level for item filtering"

This reverts commit 5b0ce3c0f2.

* Disable fpsSoftwareDecimation for framegrabber, as not supported yet

* JSON-Editor- Add updated schema for validation on dynamic elements

* added V4L2 color IDs

* LGTM findings fix

* destroy SR callback only on exit

* Grabber.js - Hide elements not supported by platform

* Fixed freezing start effect

* Grabber UI - Hardware controls - Show current values and allow to reset to defaults

* Grabber - Discovery - Add current values to properties

* Small things

* Clean-up Effects and have ENDLESS consistently defined

* Fix on/off/on priority during startup, by initializing _prevVisComp in line with background priority

* Add missing translation mappings

* DirectX Grabber reactivated/ QT Grabber size decimation fixed

* typo in push-master workflow

* Use PreciseTimer for Grabber to ensure stable FPS timing

* Set default Screencapture rate consistently

* Fix libjpeg-turbo download

* Remove Zero character from file

* docker-compile Add PLATFORM parameter, only copy output file after successful compile

* Framebuffer, Dispmanx, OSX, AML Grabber discovery, various clean-up and consistencies across grabbers

* Fix merge problem - on docker-compile Add PLATFORM parameter, only copy output file after successful compile

* Fix definition

* OSXFRameGrabber - Revert cast

* Clean-ups nach Feedback

* Disable certain libraries when building armlogic via standard stretch image as developer

* Add CEC availability to ServerInfo to have it platform independent

* Grabber UI - Fix problem that crop values are not populated when refining editor rage

* Preserve value when updating json-editor range

* LEDVisualisation - Clear image when source changes

* Fix - Preserve value when updating json-editor range

* LEDVisualisation - Clear image when no component is active

* Allow to have password handled by Password-Manager (#1263)

* Update default signal detection area to green assuming rainbow grabber

* LED Visualisation - Handle empty priority update

* Fix yuv420 in v4l2 grabber

* V4L2-Grabber discovery - Only report grabbers with valid video input information

* Grabber - Update static variables to have them working in release build

* LED Visualisation - ClearImage when no priorities

* LED Visualisation - Fix Logo resizing issue

* LED Visualisation - Have nearly black background and negative logo

Co-authored-by: LordGrey <lordgrey.emmel@gmail.com>
Co-authored-by: LordGrey <48840279+Lord-Grey@users.noreply.github.com>
2021-07-14 20:48:33 +02:00

74 lines
1.8 KiB
C++

#pragma once
#include <linux/fb.h>
// Utils includes
#include <utils/ColorRgb.h>
#include <hyperion/Grabber.h>
///
/// The FramebufferFrameGrabber is used for creating snapshots of the display (screenshots)
///
class FramebufferFrameGrabber : public Grabber
{
public:
///
/// Construct a FramebufferFrameGrabber that will capture snapshots with specified dimensions.
///
/// @param[in] device The framebuffer device name/path
///
FramebufferFrameGrabber(const QString & device="/dev/fb0");
~FramebufferFrameGrabber() override;
///
/// 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)
///
int grabFrame(Image<ColorRgb> & image);
///
/// @brief Setup a new capture screen, will free the previous one
/// @return True on success, false if no screen is found
///
bool setupScreen();
QSize getScreenSize() const;
QSize getScreenSize(const QString& device) const;
///
///@brief Set new width and height for framegrabber, overwrite Grabber.h implementation
bool setWidthHeight(int width, int height) override;
QString getPath() const {return _fbDevice;}
///
/// @brief Discover Framebuffer screens available (for configuration).
///
/// @param[in] params Parameters used to overwrite discovery default behaviour
///
/// @return A JSON structure holding a list of devices found
///
QJsonObject discover(const QJsonObject& params);
private:
bool openDevice();
bool closeDevice();
bool getScreenInfo();
/// Framebuffer device e.g. /dev/fb0
QString _fbDevice;
int _fbfd;
struct fb_var_screeninfo _varInfo;
struct fb_fix_screeninfo _fixInfo;
PixelFormat _pixelFormat;
};