41 …static void decompress(const uint8_t * in, uint8_t * out, lv_coord_t w, lv_coord_t h, uint8_t bpp,…
42     static inline void decompress_line(uint8_t * out, lv_coord_t w);
83     lv_font_fmt_txt_dsc_t * fdsc = (lv_font_fmt_txt_dsc_t *)font->dsc;  in lv_font_get_bitmap_fmt_txt()
87     const lv_font_fmt_txt_glyph_dsc_t * gdsc = &fdsc->glyph_dsc[gid];  in lv_font_get_bitmap_fmt_txt()
89     if(fdsc->bitmap_format == LV_FONT_FMT_TXT_PLAIN) {  in lv_font_get_bitmap_fmt_txt()
90         return &fdsc->glyph_bitmap[gdsc->bitmap_index];  in lv_font_get_bitmap_fmt_txt()
98         uint32_t gsize = gdsc->box_w * gdsc->box_h;  in lv_font_get_bitmap_fmt_txt()
103         switch(fdsc->bpp) {  in lv_font_get_bitmap_fmt_txt()
126         bool prefilter = fdsc->bitmap_format == LV_FONT_FMT_TXT_COMPRESSED ? true : false;  in lv_font_get_bitmap_fmt_txt()
127 …decompress(&fdsc->glyph_bitmap[gdsc->bitmap_index], LV_GC_ROOT(_lv_font_decompr_buf), gdsc->box_w,…  in lv_font_get_bitmap_fmt_txt()
128                    (uint8_t)fdsc->bpp, prefilter);  in lv_font_get_bitmap_fmt_txt()
156     lv_font_fmt_txt_dsc_t * fdsc = (lv_font_fmt_txt_dsc_t *)font->dsc;  in lv_font_get_glyph_dsc_fmt_txt()
161     if(fdsc->kern_dsc) {  in lv_font_get_glyph_dsc_fmt_txt()
169     const lv_font_fmt_txt_glyph_dsc_t * gdsc = &fdsc->glyph_dsc[gid];  in lv_font_get_glyph_dsc_fmt_txt()
171     int32_t kv = ((int32_t)((int32_t)kvalue * fdsc->kern_scale) >> 4);  in lv_font_get_glyph_dsc_fmt_txt()
173     uint32_t adv_w = gdsc->adv_w;  in lv_font_get_glyph_dsc_fmt_txt()
179     dsc_out->adv_w = adv_w;  in lv_font_get_glyph_dsc_fmt_txt()
180     dsc_out->box_h = gdsc->box_h;  in lv_font_get_glyph_dsc_fmt_txt()
181     dsc_out->box_w = gdsc->box_w;  in lv_font_get_glyph_dsc_fmt_txt()
182     dsc_out->ofs_x = gdsc->ofs_x;  in lv_font_get_glyph_dsc_fmt_txt()
183     dsc_out->ofs_y = gdsc->ofs_y;  in lv_font_get_glyph_dsc_fmt_txt()
184     dsc_out->bpp   = (uint8_t)fdsc->bpp;  in lv_font_get_glyph_dsc_fmt_txt()
185     dsc_out->is_placeholder = false;  in lv_font_get_glyph_dsc_fmt_txt()
187     if(is_tab) dsc_out->box_w = dsc_out->box_w * 2;  in lv_font_get_glyph_dsc_fmt_txt()
213     lv_font_fmt_txt_dsc_t * fdsc = (lv_font_fmt_txt_dsc_t *)font->dsc;  in get_glyph_dsc_id()
216     if(fdsc->cache && letter == fdsc->cache->last_letter) return fdsc->cache->last_glyph_id;  in get_glyph_dsc_id()
219     for(i = 0; i < fdsc->cmap_num; i++) {  in get_glyph_dsc_id()
222         uint32_t rcp = letter - fdsc->cmaps[i].range_start;  in get_glyph_dsc_id()
223         if(rcp > fdsc->cmaps[i].range_length) continue;  in get_glyph_dsc_id()
225         if(fdsc->cmaps[i].type == LV_FONT_FMT_TXT_CMAP_FORMAT0_TINY) {  in get_glyph_dsc_id()
226             glyph_id = fdsc->cmaps[i].glyph_id_start + rcp;  in get_glyph_dsc_id()
228         else if(fdsc->cmaps[i].type == LV_FONT_FMT_TXT_CMAP_FORMAT0_FULL) {  in get_glyph_dsc_id()
229             const uint8_t * gid_ofs_8 = fdsc->cmaps[i].glyph_id_ofs_list;  in get_glyph_dsc_id()
230             glyph_id = fdsc->cmaps[i].glyph_id_start + gid_ofs_8[rcp];  in get_glyph_dsc_id()
232         else if(fdsc->cmaps[i].type == LV_FONT_FMT_TXT_CMAP_SPARSE_TINY) {  in get_glyph_dsc_id()
234 …    uint16_t * p = _lv_utils_bsearch(&key, fdsc->cmaps[i].unicode_list, fdsc->cmaps[i].list_length,  in get_glyph_dsc_id()
235 …                                     sizeof(fdsc->cmaps[i].unicode_list[0]), unicode_list_compare);  in get_glyph_dsc_id()
238                 lv_uintptr_t ofs = p - fdsc->cmaps[i].unicode_list;  in get_glyph_dsc_id()
239                 glyph_id = fdsc->cmaps[i].glyph_id_start + ofs;  in get_glyph_dsc_id()
242         else if(fdsc->cmaps[i].type == LV_FONT_FMT_TXT_CMAP_SPARSE_FULL) {  in get_glyph_dsc_id()
244 …    uint16_t * p = _lv_utils_bsearch(&key, fdsc->cmaps[i].unicode_list, fdsc->cmaps[i].list_length,  in get_glyph_dsc_id()
245 …                                     sizeof(fdsc->cmaps[i].unicode_list[0]), unicode_list_compare);  in get_glyph_dsc_id()
248                 lv_uintptr_t ofs = p - fdsc->cmaps[i].unicode_list;  in get_glyph_dsc_id()
249                 const uint16_t * gid_ofs_16 = fdsc->cmaps[i].glyph_id_ofs_list;  in get_glyph_dsc_id()
250                 glyph_id = fdsc->cmaps[i].glyph_id_start + gid_ofs_16[ofs];  in get_glyph_dsc_id()
255         if(fdsc->cache) {  in get_glyph_dsc_id()
256             fdsc->cache->last_letter = letter;  in get_glyph_dsc_id()
257             fdsc->cache->last_glyph_id = glyph_id;  in get_glyph_dsc_id()
262     if(fdsc->cache) {  in get_glyph_dsc_id()
263         fdsc->cache->last_letter = letter;  in get_glyph_dsc_id()
264         fdsc->cache->last_glyph_id = 0;  in get_glyph_dsc_id()
272     lv_font_fmt_txt_dsc_t * fdsc = (lv_font_fmt_txt_dsc_t *)font->dsc;  in get_kern_value()
276     if(fdsc->kern_classes == 0) {  in get_kern_value()
278         const lv_font_fmt_txt_kern_pair_t * kdsc = fdsc->kern_dsc;  in get_kern_value()
279         if(kdsc->glyph_ids_size == 0) {  in get_kern_value()
282             const uint16_t * g_ids = kdsc->glyph_ids;  in get_kern_value()
284 …   uint16_t * kid_p = _lv_utils_bsearch(&g_id_both, g_ids, kdsc->pair_cnt, 2, kern_pair_8_compare);  in get_kern_value()
288                 lv_uintptr_t ofs = kid_p - g_ids;  in get_kern_value()
289                 value = kdsc->values[ofs];  in get_kern_value()
292         else if(kdsc->glyph_ids_size == 1) {  in get_kern_value()
295             const uint32_t * g_ids = kdsc->glyph_ids;  in get_kern_value()
297 …  uint32_t * kid_p = _lv_utils_bsearch(&g_id_both, g_ids, kdsc->pair_cnt, 4, kern_pair_16_compare);  in get_kern_value()
301                 lv_uintptr_t ofs = kid_p - g_ids;  in get_kern_value()
302                 value = kdsc->values[ofs];  in get_kern_value()
312         const lv_font_fmt_txt_kern_classes_t * kdsc = fdsc->kern_dsc;  in get_kern_value()
313         uint8_t left_class = kdsc->left_class_mapping[gid_left];  in get_kern_value()
314         uint8_t right_class = kdsc->right_class_mapping[gid_right];  in get_kern_value()
319 …     value = kdsc->class_pair_values[(left_class - 1) * kdsc->right_class_cnt + (right_class - 1)];  in get_kern_value()
332     if(ref8_p[0] != element8_p[0]) return (int32_t)ref8_p[0] - element8_p[0];  in kern_pair_8_compare()
333     else return (int32_t) ref8_p[1] - element8_p[1];  in kern_pair_8_compare()
343     if(ref16_p[0] != element16_p[0]) return (int32_t)ref16_p[0] - element16_p[0];  in kern_pair_16_compare()
344     else return (int32_t) ref16_p[1] - element16_p[1];  in kern_pair_16_compare()
356 static void decompress(const uint8_t * in, uint8_t * out, lv_coord_t w, lv_coord_t h, uint8_t bpp, …  in decompress()  argument
364     uint8_t * line_buf1 = lv_mem_buf_get(w);  in decompress()
369         line_buf2 = lv_mem_buf_get(w);  in decompress()
372     decompress_line(line_buf1, w);  in decompress()
377     for(x = 0; x < w; x++) {  in decompress()
384             decompress_line(line_buf2, w);  in decompress()
386             for(x = 0; x < w; x++) {  in decompress()
393             decompress_line(line_buf1, w);  in decompress()
395             for(x = 0; x < w; x++) {  in decompress()
409  * @param w width of the line in pixel count
411 static inline void decompress_line(uint8_t * out, lv_coord_t w)  in decompress_line()  argument
414     for(i = 0; i < w; i++) {  in decompress_line()
446             bit_mask = (uint16_t)((uint16_t) 1 << len) - 1;  in get_bits()
454         return (in16 >> (16 - bit_pos - len)) & bit_mask;  in get_bits()
457         return (in[byte_pos] >> (8 - bit_pos - len)) & bit_mask;  in get_bits()
503     bit_pos = 8 - bit_pos - len;  in bits_write()
505     uint8_t bit_mask = (uint16_t)((uint16_t) 1 << len) - 1;  in bits_write()
565         rle_cnt--;  in rle_next()
593     return ((int32_t)(*(uint16_t *)ref)) - ((int32_t)(*(uint16_t *)element));  in unicode_list_compare()