mirror of
https://github.com/gnif/LookingGlass.git
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6b9fa2b628
The prior commit to expose the FrameBuffer internals makes use of an atomic from `stdatomic.h`. Unfortunatly C++ has no notion of _Atomic and as such `stdatomic.h` is not compatible. To work around this we instead just forward declare the type here.
127 lines
3.2 KiB
C
127 lines
3.2 KiB
C
/**
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* Looking Glass
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* Copyright © 2017-2022 The Looking Glass Authors
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* https://looking-glass.io
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the Free
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* Software Foundation; either version 2 of the License, or (at your option)
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* any later version.
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*
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* This program is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc., 59
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* Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#pragma once
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#include <stdbool.h>
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#include <stdint.h>
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#include "common/KVMFR.h"
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#ifdef __cplusplus
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/* using common/framebuffer.h breaks compatibillity with C++ due to it's usage
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* of stdatomic.h, so we need to forward declare the structure here */
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typedef struct stFrameBuffer FrameBuffer;
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#else
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#include "common/framebuffer.h"
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#endif
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typedef enum CaptureResult
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{
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CAPTURE_RESULT_OK ,
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CAPTURE_RESULT_REINIT ,
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CAPTURE_RESULT_TIMEOUT,
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CAPTURE_RESULT_ERROR
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}
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CaptureResult;
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typedef enum CaptureFormat
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{
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// frame formats
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CAPTURE_FMT_BGRA ,
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CAPTURE_FMT_RGBA ,
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CAPTURE_FMT_RGBA10 ,
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CAPTURE_FMT_RGBA16F,
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// pointer formats
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CAPTURE_FMT_COLOR ,
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CAPTURE_FMT_MONO ,
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CAPTURE_FMT_MASKED,
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CAPTURE_FMT_MAX
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}
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CaptureFormat;
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typedef enum CaptureRotation
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{
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CAPTURE_ROT_0,
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CAPTURE_ROT_90,
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CAPTURE_ROT_180,
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CAPTURE_ROT_270
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}
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CaptureRotation;
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typedef struct CaptureFrame
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{
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unsigned int formatVer;
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unsigned int screenWidth;
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unsigned int screenHeight;
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unsigned int frameWidth;
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unsigned int frameHeight;
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bool truncated;
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unsigned int pitch;
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unsigned int stride;
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CaptureFormat format;
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CaptureRotation rotation;
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uint32_t damageRectsCount;
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FrameDamageRect damageRects[KVMFR_MAX_DAMAGE_RECTS];
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}
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CaptureFrame;
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typedef struct CapturePointer
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{
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bool positionUpdate;
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int x, y;
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bool visible;
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bool shapeUpdate;
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CaptureFormat format;
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unsigned int hx, hy;
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unsigned int width, height;
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unsigned int pitch;
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}
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CapturePointer;
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typedef bool (*CaptureGetPointerBuffer )(void ** data, uint32_t * size);
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typedef void (*CapturePostPointerBuffer)(CapturePointer pointer);
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typedef struct CaptureInterface
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{
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const char * shortName;
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const bool asyncCapture;
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const char * (*getName )(void);
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void (*initOptions )(void);
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bool(*create)(
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CaptureGetPointerBuffer getPointerBufferFn,
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CapturePostPointerBuffer postPointerBufferFn
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);
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bool (*init )(void);
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bool (*start )(void);
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void (*stop )(void);
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bool (*deinit )(void);
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void (*free )(void);
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CaptureResult (*capture )(void);
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CaptureResult (*waitFrame )(CaptureFrame * frame, const size_t maxFrameSize);
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CaptureResult (*getFrame )(FrameBuffer * frame, const unsigned int height, int frameIndex);
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}
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CaptureInterface;
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