71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
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/* ************************************************************************** */
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/* _____ _ */
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/* libg1m/format/picture_cg.h |_ _|__ _ _| |__ ___ _ _ */
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/* | Project: libg1m | |/ _ \| | | | '_ \ / _ \ | | | */
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/* | | (_) | |_| | | | | __/ |_| | */
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/* By: thomas <thomas@touhey.fr> |_|\___/ \__,_|_| |_|\___|\__, |.fr */
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/* Last updated: 2016/11/02 14:15:46 |___/ */
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/* */
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/* ************************************************************************** */
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#ifndef LIBG1M_FORMAT_PICTURE_CG_H
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# define LIBG1M_FORMAT_PICTURE_CG_H
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# include <stdint.h>
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/* These are pictures for fx-CG. They only have one part.
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*
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* Some color depth things: */
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enum g3p_colorsize {
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g3p_color_4bit = 0x03,
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g3p_color_16bit = 0x10
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};
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/* The subheader is: */
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struct g3p_subheader {
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/* some magic sequence: "CP0100Ly755"
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* "CP" is check by a syscall */
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uint8_t magic[11];
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/* unused */
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uint8_t unused[11];
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/* plenty of unused space, or undocumented, for some reason */
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uint8_t undocumented[130];
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/* magic sequence? "0100" */
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uint8_t magic2[4];
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/* control sequence? <length of packed data + 4> */
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uint32_t control;
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/* undocumented, again */
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uint16_t undocumented2;
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/* dimensions */
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uint16_t width;
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uint16_t height;
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/* color depth - see `g3p_colorsize` */
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uint16_t color_depth;
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/* undocumented, the third coming */
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uint16_t undocumented3;
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/* length of the deflated image */
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uint32_t dimage_length;
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};
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/* And after the image: */
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struct g3p_footer {
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/* magic sequence: "0100" */
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uint8_t magic[4];
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/* some unused bytes? */
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uint8_t unused[0x88];
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};
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# pragma pack()
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#endif /* LIBG1M_FORMAT_PICTURE_CG_H */
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