diff options
Diffstat (limited to 'firmware/drivers/lcd-color-common.c')
| -rw-r--r-- | firmware/drivers/lcd-color-common.c | 189 |
1 files changed, 0 insertions, 189 deletions
diff --git a/firmware/drivers/lcd-color-common.c b/firmware/drivers/lcd-color-common.c index 9feba9f894..72ce7c209f 100644 --- a/firmware/drivers/lcd-color-common.c +++ b/firmware/drivers/lcd-color-common.c @@ -379,195 +379,6 @@ static inline int clamp(int val, int min, int max) return val; } -#ifndef _WIN32 -/* - * weak attribute doesn't work for win32 as of gcc 4.6.2 and binutils 2.21.52 - * When building win32 simulators, we won't be using an optimized version of - * lcd_blit_yuv(), so just don't use the weak attribute. - */ -__attribute__((weak)) -#endif -void lcd_yuv_set_options(unsigned options) -{ - (void)options; -} - -/* Draw a partial YUV colour bitmap */ -#ifndef _WIN32 -__attribute__((weak)) -#endif -void lcd_blit_yuv(unsigned char * const src[3], - int src_x, int src_y, int stride, - int x, int y, int width, int height) -{ - const unsigned char *ysrc, *usrc, *vsrc; - int linecounter; - fb_data *dst, *row_end; - long z; - - /* width and height must be >= 2 and an even number */ - width &= ~1; - linecounter = height >> 1; - -#if LCD_WIDTH >= LCD_HEIGHT - dst = FBADDR(x, y); - row_end = dst + width; -#else - dst = FBADDR(LCD_WIDTH - y - 1, x); - row_end = dst + LCD_WIDTH * width; -#endif - - z = stride * src_y; - ysrc = src[0] + z + src_x; - usrc = src[1] + (z >> 2) + (src_x >> 1); - vsrc = src[2] + (usrc - src[1]); - - /* stride => amount to jump from end of last row to start of next */ - stride -= width; - - /* upsampling, YUV->RGB conversion and reduction to RGB565 in one go */ - - do - { - do - { - int y, cb, cr, rv, guv, bu, r, g, b; - - y = YFAC*(*ysrc++ - 16); - cb = *usrc++ - 128; - cr = *vsrc++ - 128; - - rv = RVFAC*cr; - guv = GUFAC*cb + GVFAC*cr; - bu = BUFAC*cb; - - r = y + rv; - g = y + guv; - b = y + bu; - - if ((unsigned)(r | g | b) > 64*256-1) - { - r = clamp(r, 0, 64*256-1); - g = clamp(g, 0, 64*256-1); - b = clamp(b, 0, 64*256-1); - } - - *dst = FB_RGBPACK(r >> 6, g >> 6, b >> 6); - -#if LCD_WIDTH >= LCD_HEIGHT - dst++; -#else - dst += LCD_WIDTH; -#endif - - y = YFAC*(*ysrc++ - 16); - r = y + rv; - g = y + guv; - b = y + bu; - - if ((unsigned)(r | g | b) > 64*256-1) - { - r = clamp(r, 0, 64*256-1); - g = clamp(g, 0, 64*256-1); - b = clamp(b, 0, 64*256-1); - } - - *dst = FB_RGBPACK(r >> 6, g >> 6, b >> 6); - -#if LCD_WIDTH >= LCD_HEIGHT - dst++; -#else - dst += LCD_WIDTH; -#endif - } - while (dst < row_end); - - ysrc += stride; - usrc -= width >> 1; - vsrc -= width >> 1; - -#if LCD_WIDTH >= LCD_HEIGHT - row_end += LCD_WIDTH; - dst += LCD_WIDTH - width; -#else - row_end -= 1; - dst -= LCD_WIDTH*width + 1; -#endif - - do - { - int y, cb, cr, rv, guv, bu, r, g, b; - - y = YFAC*(*ysrc++ - 16); - cb = *usrc++ - 128; - cr = *vsrc++ - 128; - - rv = RVFAC*cr; - guv = GUFAC*cb + GVFAC*cr; - bu = BUFAC*cb; - - r = y + rv; - g = y + guv; - b = y + bu; - - if ((unsigned)(r | g | b) > 64*256-1) - { - r = clamp(r, 0, 64*256-1); - g = clamp(g, 0, 64*256-1); - b = clamp(b, 0, 64*256-1); - } - - *dst = FB_RGBPACK(r >> 6, g >> 6, b >> 6); - -#if LCD_WIDTH >= LCD_HEIGHT - dst++; -#else - dst += LCD_WIDTH; -#endif - - y = YFAC*(*ysrc++ - 16); - r = y + rv; - g = y + guv; - b = y + bu; - - if ((unsigned)(r | g | b) > 64*256-1) - { - r = clamp(r, 0, 64*256-1); - g = clamp(g, 0, 64*256-1); - b = clamp(b, 0, 64*256-1); - } - - *dst = FB_RGBPACK(r >> 6, g >> 6, b >> 6); - -#if LCD_WIDTH >= LCD_HEIGHT - dst++; -#else - dst += LCD_WIDTH; -#endif - } - while (dst < row_end); - - ysrc += stride; - usrc += stride >> 1; - vsrc += stride >> 1; - -#if LCD_WIDTH >= LCD_HEIGHT - row_end += LCD_WIDTH; - dst += LCD_WIDTH - width; -#else - row_end -= 1; - dst -= LCD_WIDTH*width + 1; -#endif - } - while (--linecounter > 0); - -#if LCD_WIDTH >= LCD_HEIGHT - lcd_update_rect(x, y, width, height); -#else - lcd_update_rect(LCD_WIDTH - y - height, x, height, width); -#endif -} - /* Fill a rectangle with a gradient. This function draws only the partial * gradient. It assumes the original gradient is src_height high and skips * the first few rows. This is useful for drawing only the bottom half of |