Section 3 of the manual describes all library functions excluding the library functions (system call wrappers) described in Section 2, which implement system calls.

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caca_figfont
libcaca FIGfont handling
caca_file
libcaca file IO
caca_file_close
caca_file - libcaca file IO
caca_file_eof
caca_file - libcaca file IO
caca_file_gets
caca_file - libcaca file IO
caca_file_open
caca_file - libcaca file IO
caca_file_read
caca_file - libcaca file IO
caca_file_t
caca.h - The libcaca public header.  
caca_file_tell
caca_file - libcaca file IO
caca_file_write
caca_file - libcaca file IO
caca_fill_box
caca_primitives - libcaca primitives drawing
caca_fill_ellipse
caca_primitives - libcaca primitives drawing
caca_fill_triangle
caca_primitives - libcaca primitives drawing
caca_fill_triangle_textured
caca_primitives - libcaca primitives drawing
caca_flip
caca_transform - libcaca canvas transformation
caca_flop
caca_transform - libcaca canvas transformation
caca_flush_figlet
caca.h - The libcaca public header.  
caca_font
libcaca bitmap font handling
caca_font_t
caca.h - The libcaca public header.  
caca_frame
libcaca canvas frame handling
caca_free_canvas
libcaca - libcaca basic functions
caca_free_charfont
caca.h - The libcaca public header.  
caca_free_display
caca_display - libcaca display functions
caca_free_dither
caca_dither - libcaca bitmap dithering
caca_free_font
caca_font - libcaca bitmap font handling
caca_free_frame
caca_frame - libcaca canvas frame handling
caca_get_attr
caca_attributes - libcaca attribute conversions
caca_get_canvas
caca_display - libcaca display functions
caca_get_canvas_attrs
libcaca - libcaca basic functions
caca_get_canvas_chars
libcaca - libcaca basic functions
caca_get_canvas_handle_x
caca_canvas - libcaca canvas drawing
caca_get_canvas_handle_y
caca_canvas - libcaca canvas drawing
caca_get_canvas_height
libcaca - libcaca basic functions
caca_get_canvas_width
libcaca - libcaca basic functions
caca_get_char
caca_canvas - libcaca canvas drawing
caca_get_dirty_rect
caca_dirty - libcaca dirty rectangle manipulation
caca_get_dirty_rect_count
caca_dirty - libcaca dirty rectangle manipulation
caca_get_display_driver
caca_display - libcaca display functions
caca_get_display_driver_list
caca_display - libcaca display functions
caca_get_display_height
caca_display - libcaca display functions
caca_get_display_time
caca_display - libcaca display functions
caca_get_display_width
caca_display - libcaca display functions
caca_get_dither_algorithm
caca_dither - libcaca bitmap dithering
caca_get_dither_algorithm_list
caca_dither - libcaca bitmap dithering
caca_get_dither_antialias
caca_dither - libcaca bitmap dithering
caca_get_dither_antialias_list
caca_dither - libcaca bitmap dithering
caca_get_dither_brightness
caca_dither - libcaca bitmap dithering
caca_get_dither_charset
caca_dither - libcaca bitmap dithering
caca_get_dither_charset_list
caca_dither - libcaca bitmap dithering
caca_get_dither_color
caca_dither - libcaca bitmap dithering
caca_get_dither_color_list
caca_dither - libcaca bitmap dithering
caca_get_dither_contrast
caca_dither - libcaca bitmap dithering
caca_get_dither_gamma
caca_dither - libcaca bitmap dithering
caca_get_event
caca_event - Handling of user events.  
caca_get_event_key_ch
caca_event - Handling of user events.  
caca_get_event_key_utf32
caca_event - Handling of user events.  
caca_get_event_key_utf8
caca_event - Handling of user events.  
caca_get_event_mouse_button
caca_event - Handling of user events.  
caca_get_event_mouse_x
caca_event - Handling of user events.  
caca_get_event_mouse_y
caca_event - Handling of user events.  
caca_get_event_resize_height
caca_event - Handling of user events.  
caca_get_event_resize_width
caca_event - Handling of user events.  
caca_get_event_type
caca_event - Handling of user events.  
caca_get_export_list
caca_importexport - libcaca importers/exporters from/to various
caca_get_font_blocks
caca_font - libcaca bitmap font handling
caca_get_font_height
caca_font - libcaca bitmap font handling
caca_get_font_list
caca_font - libcaca bitmap font handling
caca_get_font_width
caca_font - libcaca bitmap font handling
caca_get_frame_count
caca_frame - libcaca canvas frame handling
caca_get_frame_name
caca_frame - libcaca canvas frame handling
caca_get_import_list
caca_importexport - libcaca importers/exporters from/to various
caca_get_mouse_x
caca_event - Handling of user events.  
caca_get_mouse_y
caca_event - Handling of user events.  
caca_get_version
libcaca - libcaca basic functions
caca_getopt
caca.h - The libcaca public header.  
caca_gotoxy
caca_canvas - libcaca canvas drawing
caca_import_area_from_file
caca_importexport - libcaca importers/exporters from/to various
caca_import_area_from_memory
caca_importexport - libcaca importers/exporters from/to various
caca_import_canvas_from_file
caca_importexport - libcaca importers/exporters from/to various
caca_import_canvas_from_memory
caca_importexport - libcaca importers/exporters from/to various
caca_importexport
libcaca importers/exporters from/to various
caca_invert
caca_transform - libcaca canvas transformation
caca_key
caca_attr - libcaca attribute definitions
caca_load_charfont
caca.h - The libcaca public header.  
caca_load_font
caca_font - libcaca bitmap font handling
caca_manage_canvas
libcaca - libcaca basic functions
caca_optarg
caca.h - The libcaca public header.  
caca_optind
caca.h - The libcaca public header.  
caca_option
Option parsing.  
caca_primitives
libcaca primitives drawing
caca_printf
caca_canvas - libcaca canvas drawing
caca_process
libcaca process management
caca_put_attr
caca_attributes - libcaca attribute conversions
caca_put_char
caca_canvas - libcaca canvas drawing
caca_put_figchar
caca.h - The libcaca public header.  
caca_put_str
caca_canvas - libcaca canvas drawing
caca_rand
caca.h - The libcaca public header.  
caca_refresh_display
caca_display - libcaca display functions
caca_remove_dirty_rect
caca_dirty - libcaca dirty rectangle manipulation
caca_render_canvas
caca_font - libcaca bitmap font handling