qmk_firmware/quantum/painter/qp_internal_formats.h

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// Copyright 2021 Nick Brassel (@tzarc)
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include "qp_internal.h"
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Quantum Painter pixel formats
// Datatype containing a pixel's color. The internal member used is dependent on the external context.
typedef union QP_PACKED qp_pixel_t {
uint8_t mono;
uint8_t palette_idx;
struct QP_PACKED {
uint8_t h;
uint8_t s;
uint8_t v;
} hsv888;
struct QP_PACKED {
uint8_t r;
uint8_t g;
uint8_t b;
} rgb888;
uint16_t rgb565;
uint32_t dummy;
} qp_pixel_t;
_Static_assert(sizeof(qp_pixel_t) == 4, "Invalid size for qp_pixel_t");
////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
// Quantum Painter image format
typedef enum qp_image_format_t {
// Pixel formats available in the QGF frame format
GRAYSCALE_1BPP = 0x00,
GRAYSCALE_2BPP = 0x01,
GRAYSCALE_4BPP = 0x02,
GRAYSCALE_8BPP = 0x03,
PALETTE_1BPP = 0x04,
PALETTE_2BPP = 0x05,
PALETTE_4BPP = 0x06,
PALETTE_8BPP = 0x07,
RGB565_16BPP = 0x08, // Natively streamed to the panel, no interpolation or palette handling
RGB888_24BPP = 0x09, // Natively streamed to the panel, no interpolation or palette handling
} qp_image_format_t;
typedef enum painter_compression_t { IMAGE_UNCOMPRESSED, IMAGE_COMPRESSED_RLE } painter_compression_t;