diff options
Diffstat (limited to 'firmware/target/arm/iriver/h10/lcd-h10_20gb.c')
| -rw-r--r-- | firmware/target/arm/iriver/h10/lcd-h10_20gb.c | 90 |
1 files changed, 0 insertions, 90 deletions
diff --git a/firmware/target/arm/iriver/h10/lcd-h10_20gb.c b/firmware/target/arm/iriver/h10/lcd-h10_20gb.c index c7e339295d..403c1c19e0 100644 --- a/firmware/target/arm/iriver/h10/lcd-h10_20gb.c +++ b/firmware/target/arm/iriver/h10/lcd-h10_20gb.c @@ -36,8 +36,6 @@ static unsigned short disp_control_rev; /* Contrast setting << 8 */ static int lcd_contrast; -static unsigned lcd_yuv_options SHAREDBSS_ATTR = 0; - /* Forward declarations */ #if defined(HAVE_LCD_ENABLE) || defined(HAVE_LCD_SLEEP) static void lcd_display_off(void); @@ -398,94 +396,6 @@ bool lcd_active(void) /*** update functions ***/ -void lcd_yuv_set_options(unsigned options) -{ - lcd_yuv_options = options; -} - -/* Line write helper function for lcd_yuv_blit. Write two lines of yuv420. */ -extern void lcd_write_yuv420_lines(unsigned char const * const src[3], - int width, - int stride); -extern void lcd_write_yuv420_lines_odither(unsigned char const * const src[3], - int width, - int stride, - int x_screen, /* To align dither pattern */ - int y_screen); - -/* Performance function to blit a YUV bitmap directly to the LCD */ -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 *yuv_src[3]; - const unsigned char *ysrc_max; - int y0; - int options; - - if (!display_on) - return; - - width &= ~1; - height &= ~1; - - /* calculate the drawing region */ - - /* The 20GB LCD is actually 128x160 but rotated 90 degrees so the origin - * is actually the bottom left and horizontal and vertical are swapped. - * Rockbox expects the origin to be the top left so we need to use - * 127 - y instead of just y */ - - /* max vert << 8 | start vert */ - lcd_write_reg(R_VERT_RAM_ADDR_POS, ((x + width - 1) << 8) | x); - - y0 = LCD_HEIGHT - 1 - y + y_offset; - - /* DIT=0, BGR=1, HWM=0, I/D1-0=10, AM=0, LG2-0=000 */ - lcd_write_reg(R_ENTRY_MODE, 0x1020); - - yuv_src[0] = src[0] + src_y * stride + src_x; - yuv_src[1] = src[1] + (src_y * stride >> 2) + (src_x >> 1); - yuv_src[2] = src[2] + (yuv_src[1] - src[1]); - ysrc_max = yuv_src[0] + height * stride; - - options = lcd_yuv_options; - - do - { - /* max horiz << 8 | start horiz */ - lcd_write_reg(R_HORIZ_RAM_ADDR_POS, (y0 << 8) | (y0 - 1)); - - /* position cursor (set AD0-AD15) */ - /* start vert << 8 | start horiz */ - lcd_write_reg(R_RAM_ADDR_SET, (x << 8) | y0); - - /* start drawing */ - lcd_send_cmd(R_WRITE_DATA_2_GRAM); - - if (options & LCD_YUV_DITHER) - { - lcd_write_yuv420_lines_odither(yuv_src, width, stride, - x, y); - y -= 2; - } - else - { - lcd_write_yuv420_lines(yuv_src, width, stride); - } - - y0 -= 2; - yuv_src[0] += stride << 1; - yuv_src[1] += stride >> 1; - yuv_src[2] += stride >> 1; - } - while (yuv_src[0] < ysrc_max); - - /* DIT=0, BGR=1, HWM=0, I/D1-0=10, AM=1, LG2-0=000 */ - lcd_write_reg(R_ENTRY_MODE, 0x1028); -} - - /* Update a fraction of the display. */ void lcd_update_rect(int x0, int y0, int width, int height) { |