39 GRP *read_grp_from_data(unsigned char *palette, int psize, unsigned char *body, int bsize)  in read_grp_from_data()  argument
44   if (set_palette_from_data(grp, palette, psize) < 0) {  in read_grp_from_data()
75     grp->palette[i][GRP_R] = -1;  in grp_new()
76     grp->palette[i][GRP_G] = -1;  in grp_new()
77     grp->palette[i][GRP_B] = -1;  in grp_new()
83 static int set_palette_from_data(GRP *grp, unsigned char *palette, int psize)  in set_palette_from_data()  argument
85   if (palette[1] == 0) {  in set_palette_from_data()
87     grp->color_num = palette[0];  in set_palette_from_data()
88     get_plain_palette(grp, palette, psize, 2);  in set_palette_from_data()
94     get_compressed_palette(grp, palette, psize, 0);  in set_palette_from_data()
102 static void get_plain_palette(GRP *grp, unsigned char *palette, int psize, int idx)  in get_plain_palette()  argument
107     id = palette[idx++];    /* palette ID */  in get_plain_palette()
111     grp->palette[id][GRP_B] = palette[idx++];  in get_plain_palette()
112     grp->palette[id][GRP_G] = palette[idx++];  in get_plain_palette()
113     grp->palette[id][GRP_R] = palette[idx++];  in get_plain_palette()
117       grp->palette[id][GRP_B] = (grp->palette[id][GRP_R] & 0xf0) + (grp->palette[id][GRP_R] >> 4);  in get_plain_palette()
118       grp->palette[id][GRP_G] = (grp->palette[id][GRP_G] & 0xf0) + (grp->palette[id][GRP_G] >> 4);  in get_plain_palette()
119       grp->palette[id][GRP_R] = (grp->palette[id][GRP_B] & 0xf0) + (grp->palette[id][GRP_B] >> 4);  in get_plain_palette()
124 static void get_compressed_palette(GRP *grp, unsigned char *palette, int psize, int idx)  in get_compressed_palette()  argument
130   osize = LONGWORD(palette[idx], palette[idx + 1], palette[idx + 2], palette[idx + 3]);  in get_compressed_palette()
131   esize = LONGWORD(palette[idx + 4], palette[idx + 5], palette[idx + 6], palette[idx + 7]);  in get_compressed_palette()
142   extract_lz77(palette + 8, osize - 8, dst, esize, RING_BUF_SIZ);  in get_compressed_palette()
147     grp->palette[dst[i]][GRP_B] = dst[i + 1];  in get_compressed_palette()
148     grp->palette[dst[i]][GRP_G] = dst[i + 2];  in get_compressed_palette()
149     grp->palette[dst[i]][GRP_R] = dst[i + 3];  in get_compressed_palette()
210       grp->palette[j][GRP_R] = grp->palette[i][GRP_R];  in optimize_palette()
211       grp->palette[j][GRP_G] = grp->palette[i][GRP_G];  in optimize_palette()
212       grp->palette[j][GRP_B] = grp->palette[i][GRP_B];  in optimize_palette()