<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN"> <html> <head> <meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> <title>libcaca documentation</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> </head> <body> <!-- $Id$ --> <!-- Generated by Doxygen 1.5.9 --> <div class="contents"> <h1><a class="anchor" name="libcaca-canvas">The libcaca canvas format (version 1) </a></h1>All types are big endian.<p> <div class="fragment"><pre class="fragment"><span class="keyword">struct</span> { magic: uint8_t caca_header[2]; <span class="comment">// "\xCA\xCA"</span> uint8_t caca_file_type[2]; <span class="comment">// "CV"</span> canvas_header: uint32_t control_size; <span class="comment">// Control size (canvas_data - canvas_header)</span> uint32_t data_size; <span class="comment">// Data size (EOF - canvas_data)</span> uint16_t version; <span class="comment">// Canvas format version</span> <span class="comment">// bit 0: set to 1 if canvas is compatible</span> <span class="comment">// with version 1 of the format</span> <span class="comment">// bits 1-15: unused yet, must be 0</span> uint32_t frames; <span class="comment">// Frame count</span> uint16_t flags; <span class="comment">// Feature flags</span> <span class="comment">// bits 0-15: unused yet, must be 0</span> frame_info: <span class="keyword">struct</span> { uint32_t width; <span class="comment">// Frame width</span> uint32_t height; <span class="comment">// Frame height</span> uint32_t duration; <span class="comment">// Frame duration in milliseconds, 0 to</span> <span class="comment">// not specify a duration</span> uint32_t attr; <span class="comment">// Graphics context attribute</span> int32_t cursor_x; <span class="comment">// Cursor X coordinate</span> int32_t cursor_y; <span class="comment">// Cursor Y coordinate</span> int32_t handle_x; <span class="comment">// Handle X coordinate</span> int32_t handle_y; <span class="comment">// Handle Y coordinate</span> } frame_list[frames]; control_extension_1: control_extension_2: ... control_extension_N: ... <span class="comment">// reserved for future use</span> canvas_data: uint8_t data[data_size]; <span class="comment">// canvas data</span> data_extension_1: data_extension_2: ... data_extension_N: ... <span class="comment">// reserved for future use</span> }; </pre></div> </div> <!-- $Id$ --> </body> </html>