ansi_fast.h File Reference

Fast ANSI escape sequence generation. More...

Go to the source code of this file.

Data Structures
struct	ansi_timing_t
	Timing breakdown for performance measurement. More...
struct	ansi_rle_context_t
	Run-length encoded color output context. More...
struct	rgb_error_t
	RGB error structure for dithering. More...

Enumerations
enum	ansi_color_mode_t { ANSI_MODE_FOREGROUND , ANSI_MODE_BACKGROUND , ANSI_MODE_FOREGROUND_BACKGROUND }
	Color mode for ANSI generation. More...

Functions
void	ansi_fast_init (void)
	Initialize the decimal lookup table.
char *	append_truecolor_fg (char *dst, uint8_t r, uint8_t g, uint8_t b)
	Append truecolor foreground ANSI sequence.
char *	append_truecolor_bg (char *dst, uint8_t r, uint8_t g, uint8_t b)
	Append truecolor background ANSI sequence.
char *	append_truecolor_fg_bg (char *dst, uint8_t fg_r, uint8_t fg_g, uint8_t fg_b, uint8_t bg_r, uint8_t bg_g, uint8_t bg_b)
	Append truecolor foreground and background ANSI sequence.
void	ansi_rle_init (ansi_rle_context_t *ctx, char *buffer, size_t capacity, ansi_color_mode_t mode)
	Initialize run-length encoding context.
void	ansi_rle_add_pixel (ansi_rle_context_t *ctx, uint8_t r, uint8_t g, uint8_t b, char ascii_char)
	Add a pixel with run-length encoding.
void	ansi_rle_finish (ansi_rle_context_t *ctx)
	Finish RLE sequence.
void	ansi_fast_init_256color (void)
	Initialize 256-color mode lookup tables.
char *	append_256color_fg (char *dst, uint8_t color_index)
	Append 256-color foreground ANSI sequence.
uint8_t	rgb_to_256color (uint8_t r, uint8_t g, uint8_t b)
	Convert RGB to 256-color palette index.
void	ansi_fast_init_16color (void)
	Initialize 16-color mode lookup tables.
char *	append_16color_fg (char *dst, uint8_t color_index)
	Append 16-color foreground ANSI sequence.
char *	append_16color_bg (char *dst, uint8_t color_index)
	Append 16-color background ANSI sequence.
uint8_t	rgb_to_16color (uint8_t r, uint8_t g, uint8_t b)
	Convert RGB to 16-color ANSI index.
void	get_16color_rgb (uint8_t color_index, uint8_t *r, uint8_t *g, uint8_t *b)
	Get the actual RGB values for a 16-color ANSI index.
uint8_t	rgb_to_16color_dithered (int r, int g, int b, int x, int y, int width, int height, rgb_error_t *error_buffer)
	Convert RGB to 16-color with Floyd-Steinberg dithering.
char *	append_color_fg_for_mode (char *dst, uint8_t r, uint8_t g, uint8_t b, terminal_color_mode_t mode)
	Append color foreground sequence for specified mode.

Variables
dec3_t	dec3 [256]
	Access to internal decimal lookup table for testing.

Detailed Description

Fast ANSI escape sequence generation.

Definition in file ansi_fast.h.