circuitpython/shared-bindings/displayio/__init__.h
Jeff Epler 76d68f21ac displayio: Add RGB555/565/_SWAPPED format support
This is helpful when displaying frames from an OV7670 camera, which
uses the RGB565_SWAPPED format internally.
2021-04-19 10:23:47 -05:00

64 lines
2.4 KiB
C

/*
* This file is part of the MicroPython project, http://micropython.org/
*
* The MIT License (MIT)
*
* Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO___INIT___H
#define MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO___INIT___H
#include "py/enum.h"
#include "py/obj.h"
typedef enum {
DISPLAY_COMMAND,
DISPLAY_DATA
} display_byte_type_t;
typedef enum {
CHIP_SELECT_UNTOUCHED,
CHIP_SELECT_TOGGLE_EVERY_BYTE
} display_chip_select_behavior_t;
typedef enum {
DISPLAYIO_COLORSPACE_RGB888,
DISPLAYIO_COLORSPACE_RGB565,
DISPLAYIO_COLORSPACE_RGB555,
DISPLAYIO_COLORSPACE_RGB565_SWAPPED,
DISPLAYIO_COLORSPACE_RGB555_SWAPPED,
} displayio_colorspace_t;
typedef bool (*display_bus_bus_reset)(mp_obj_t bus);
typedef bool (*display_bus_bus_free)(mp_obj_t bus);
typedef bool (*display_bus_begin_transaction)(mp_obj_t bus);
typedef void (*display_bus_send)(mp_obj_t bus, display_byte_type_t byte_type,
display_chip_select_behavior_t chip_select, const uint8_t *data, uint32_t data_length);
typedef void (*display_bus_end_transaction)(mp_obj_t bus);
void common_hal_displayio_release_displays(void);
extern const mp_obj_type_t displayio_colorspace_type;
extern const cp_enum_obj_t displayio_colorspace_RGB888_obj;
#endif // MICROPY_INCLUDED_SHARED_BINDINGS_DISPLAYIO___INIT___H