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<div class="title">The libcaca canvas format (version 1) </div> </div>
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<div class="textblock"><p>All types are big endian.</p>
<div class="fragment"><div class="line"><span class="keyword">struct</span></div>
<div class="line">{</div>
<div class="line">magic:</div>
<div class="line"> uint8_t caca_header[2]; <span class="comment">// "\xCA\xCA"</span></div>
<div class="line"> uint8_t caca_file_type[2]; <span class="comment">// "CV"</span></div>
<div class="line"> </div>
<div class="line">canvas_header:</div>
<div class="line"> uint32_t control_size; <span class="comment">// Control size (canvas_data - canvas_header)</span></div>
<div class="line"> uint32_t data_size; <span class="comment">// Data size (EOF - canvas_data)</span></div>
<div class="line"> </div>
<div class="line"> uint16_t version; <span class="comment">// Canvas format version</span></div>
<div class="line"> <span class="comment">// bit 0: set to 1 if canvas is compatible</span></div>
<div class="line"> <span class="comment">// with version 1 of the format</span></div>
<div class="line"> <span class="comment">// bits 1-15: unused yet, must be 0</span></div>
<div class="line"> </div>
<div class="line"> uint32_t frames; <span class="comment">// Frame count</span></div>
<div class="line"> </div>
<div class="line"> uint16_t flags; <span class="comment">// Feature flags</span></div>
<div class="line"> <span class="comment">// bits 0-15: unused yet, must be 0</span></div>
<div class="line"> </div>
<div class="line">frame_info:</div>
<div class="line"> <span class="keyword">struct</span></div>
<div class="line"> {</div>
<div class="line"> uint32_t width; <span class="comment">// Frame width</span></div>
<div class="line"> uint32_t height; <span class="comment">// Frame height</span></div>
<div class="line"> uint32_t duration; <span class="comment">// Frame duration in milliseconds, 0 to</span></div>
<div class="line"> <span class="comment">// not specify a duration</span></div>
<div class="line"> uint32_t attr; <span class="comment">// Graphics context attribute</span></div>
<div class="line"> int32_t cursor_x; <span class="comment">// Cursor X coordinate</span></div>
<div class="line"> int32_t cursor_y; <span class="comment">// Cursor Y coordinate</span></div>
<div class="line"> int32_t handle_x; <span class="comment">// Handle X coordinate</span></div>
<div class="line"> int32_t handle_y; <span class="comment">// Handle Y coordinate</span></div>
<div class="line"> }</div>
<div class="line"> frame_list[frames];</div>
<div class="line"> </div>
<div class="line">control_extension_1:</div>
<div class="line">control_extension_2:</div>
<div class="line"> ...</div>
<div class="line">control_extension_N:</div>
<div class="line"> ... <span class="comment">// reserved for future use</span></div>
<div class="line"> </div>
<div class="line">canvas_data:</div>
<div class="line"> uint8_t data[data_size]; <span class="comment">// canvas data</span></div>
<div class="line"> </div>
<div class="line">data_extension_1:</div>
<div class="line">data_extension_2:</div>
<div class="line"> ...</div>
<div class="line">data_extension_N:</div>
<div class="line"> ... <span class="comment">// reserved for future use</span></div>
<div class="line">};</div>
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