1libcaca-canvas(3caca)               libcaca              libcaca-canvas(3caca)
2
3
4

NAME

6       libcaca-canvas - The libcaca canvas format (version 1) All types are
7       big endian.
8
9       struct
10       {
11       magic:
12          uint8_t caca_header[2];    // ""
13          uint8_t caca_file_type[2]; // "CV"
14
15       canvas_header:
16          uint32_t control_size;     // Control size (canvas_data - canvas_header)
17          uint32_t data_size;        // Data size (EOF - canvas_data)
18
19          uint16_t version;          // Canvas format version
20                                     //  bit 0: set to 1 if canvas is compatible
21                                     //         with version 1 of the format
22                                     //  bits 1-15: unused yet, must be 0
23
24          uint32_t frames;           // Frame count
25
26          uint16_t flags;            // Feature flags
27                                     //  bits 0-15: unused yet, must be 0
28
29       frame_info:
30          struct
31          {
32             uint32_t width;         // Frame width
33             uint32_t height;        // Frame height
34             uint32_t duration;      // Frame duration in milliseconds, 0 to
35                                     // not specify a duration
36             uint32_t attr;          // Graphics context attribute
37             int32_t cursor_x;       // Cursor X coordinate
38             int32_t cursor_y;       // Cursor Y coordinate
39             int32_t handle_x;       // Handle X coordinate
40             int32_t handle_y;       // Handle Y coordinate
41          }
42          frame_list[frames];
43
44       control_extension_1:
45       control_extension_2:
46          ...
47       control_extension_N:
48          ...                        // reserved for future use
49
50       canvas_data:
51          uint8_t data[data_size];   // canvas data
52
53       data_extension_1:
54       data_extension_2:
55          ...
56       data_extension_N:
57          ...                        // reserved for future use
58       };
59
60Version 0.99.beta19             Thu Jul 22 2021          libcaca-canvas(3caca)
Impressum