213 lv_color_t lv_img_buf_get_px_color(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y, lv_color_t color…
223 lv_opa_t lv_img_buf_get_px_alpha(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y);
233 void lv_img_buf_set_px_color(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y, lv_color_t c);
243 void lv_img_buf_set_px_alpha(lv_img_dsc_t * dsc, lv_coord_t x, lv_coord_t y, lv_opa_t opa);
255 void lv_img_buf_set_palette(lv_img_dsc_t * dsc, uint8_t id, lv_color_t c);
261 void lv_img_buf_free(lv_img_dsc_t * dsc);
278 void _lv_img_buf_transform_init(lv_img_transform_dsc_t * dsc);
284 bool _lv_img_buf_transform_anti_alias(lv_img_transform_dsc_t * dsc);
295 static inline bool _lv_img_buf_transform(lv_img_transform_dsc_t * dsc, lv_coord_t x, lv_coord_t y)  in _lv_img_buf_transform()  argument
297     const uint8_t * src_u8 = (const uint8_t *)dsc->cfg.src;  in _lv_img_buf_transform()
300     int32_t xt = x - dsc->cfg.pivot_x;  in _lv_img_buf_transform()
301     int32_t yt = y - dsc->cfg.pivot_y;  in _lv_img_buf_transform()
305     if(dsc->cfg.zoom == LV_IMG_ZOOM_NONE) {  in _lv_img_buf_transform()
307 …xs = ((dsc->tmp.cosma * xt - dsc->tmp.sinma * yt) >> (_LV_TRANSFORM_TRIGO_SHIFT - 8)) + dsc->tmp.p…  in _lv_img_buf_transform()
308 …ys = ((dsc->tmp.sinma * xt + dsc->tmp.cosma * yt) >> (_LV_TRANSFORM_TRIGO_SHIFT - 8)) + dsc->tmp.p…  in _lv_img_buf_transform()
310     else if(dsc->cfg.angle == 0) {  in _lv_img_buf_transform()
311         xt = (int32_t)((int32_t)xt * dsc->tmp.zoom_inv) >> _LV_ZOOM_INV_UPSCALE;  in _lv_img_buf_transform()
312         yt = (int32_t)((int32_t)yt * dsc->tmp.zoom_inv) >> _LV_ZOOM_INV_UPSCALE;  in _lv_img_buf_transform()
313         xs = xt + dsc->tmp.pivot_x_256;  in _lv_img_buf_transform()
314         ys = yt + dsc->tmp.pivot_y_256;  in _lv_img_buf_transform()
317         xt = (int32_t)((int32_t)xt * dsc->tmp.zoom_inv) >> _LV_ZOOM_INV_UPSCALE;  in _lv_img_buf_transform()
318         yt = (int32_t)((int32_t)yt * dsc->tmp.zoom_inv) >> _LV_ZOOM_INV_UPSCALE;  in _lv_img_buf_transform()
319 …xs = ((dsc->tmp.cosma * xt - dsc->tmp.sinma * yt) >> (_LV_TRANSFORM_TRIGO_SHIFT)) + dsc->tmp.pivot…  in _lv_img_buf_transform()
320 …ys = ((dsc->tmp.sinma * xt + dsc->tmp.cosma * yt) >> (_LV_TRANSFORM_TRIGO_SHIFT)) + dsc->tmp.pivot…  in _lv_img_buf_transform()
327     if(xs_int >= dsc->cfg.src_w) return false;  in _lv_img_buf_transform()
330     if(ys_int >= dsc->cfg.src_h) return false;  in _lv_img_buf_transform()
335     if(dsc->tmp.native_color) {  in _lv_img_buf_transform()
336         if(dsc->tmp.has_alpha == 0) {  in _lv_img_buf_transform()
339             pxi     = dsc->cfg.src_w * ys_int * px_size + xs_int * px_size;  in _lv_img_buf_transform()
340             _lv_memcpy_small(&dsc->res.color, &src_u8[pxi], px_size);  in _lv_img_buf_transform()
344             pxi     = dsc->cfg.src_w * ys_int * px_size + xs_int * px_size;  in _lv_img_buf_transform()
345             _lv_memcpy_small(&dsc->res.color, &src_u8[pxi], px_size - 1);  in _lv_img_buf_transform()
346             dsc->res.opa = src_u8[pxi + px_size - 1];  in _lv_img_buf_transform()
352         dsc->res.color = lv_img_buf_get_px_color(&dsc->tmp.img_dsc, xs_int, ys_int, dsc->cfg.color);  in _lv_img_buf_transform()
353         dsc->res.opa = lv_img_buf_get_px_alpha(&dsc->tmp.img_dsc, xs_int, ys_int);  in _lv_img_buf_transform()
356     if(dsc->tmp.chroma_keyed) {  in _lv_img_buf_transform()
358         if(dsc->res.color.full == ct.full) return false;  in _lv_img_buf_transform()
361     if(dsc->cfg.antialias == false) return true;  in _lv_img_buf_transform()
363     dsc->tmp.xs = xs;  in _lv_img_buf_transform()
364     dsc->tmp.ys = ys;  in _lv_img_buf_transform()
365     dsc->tmp.xs_int = xs_int;  in _lv_img_buf_transform()
366     dsc->tmp.ys_int = ys_int;  in _lv_img_buf_transform()
367     dsc->tmp.pxi = pxi;  in _lv_img_buf_transform()
368     dsc->tmp.px_size = px_size;  in _lv_img_buf_transform()
371     ret = _lv_img_buf_transform_anti_alias(dsc);  in _lv_img_buf_transform()