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authorAidan MacDonald <amachronic@protonmail.com>2022-10-03 10:17:41 +0100
committerAidan MacDonald <amachronic@protonmail.com>2022-10-03 13:30:01 +0100
commitfe6aa21e9eb88f49005863efd2003d0982920048 (patch)
tree11ffde0fdde131f39145542506cf9020dcf384d3 /firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
parentb371ff1f4758f6781e2b89f86bd8e65b8585f56e (diff)
downloadrockbox-fe6aa21e9eb88f49005863efd2003d0982920048.tar.gz
rockbox-fe6aa21e9eb88f49005863efd2003d0982920048.zip
Remove YUV blitting functions and LCD modes
None of this is needed now that mpegplayer is gone. Change-Id: I360366db8513e4d988021e8d7b7d8eb09930efb8
Diffstat (limited to 'firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c')
-rw-r--r--firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c98
1 files changed, 0 insertions, 98 deletions
diff --git a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
index f69ad48793..141340c003 100644
--- a/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
+++ b/firmware/target/arm/as3525/sansa-e200v2/lcd-e200v2.c
@@ -336,104 +336,6 @@ bool lcd_active(void)
/*** update functions ***/
-static unsigned lcd_yuv_options = 0;
-
-void lcd_yuv_set_options(unsigned options)
-{
- lcd_yuv_options = options;
-}
-
-
-#ifndef BOOTLOADER
-static void lcd_window_blit(int xmin, int ymin, int xmax, int ymax)
-{
- if (!display_flipped)
- {
- lcd_write_reg(R_HORIZ_RAM_ADDR_POS,
- ((LCD_WIDTH-1 - xmin) << 8) | (LCD_WIDTH-1 - xmax));
- lcd_write_reg(R_VERT_RAM_ADDR_POS, (ymax << 8) | ymin);
- lcd_write_reg(R_RAM_ADDR_SET,
- (ymin << 8) | (LCD_WIDTH-1 - xmin));
- }
- else
- {
- lcd_write_reg(R_HORIZ_RAM_ADDR_POS, (xmax << 8) | xmin);
- lcd_write_reg(R_VERT_RAM_ADDR_POS, (ymax << 8) | ymin);
- lcd_write_reg(R_RAM_ADDR_SET, (ymax << 8) | xmin);
- }
-}
-
-/* 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
- * src_x, src_y, width and height should be even
- * x, y, width and height have to be within LCD bounds
- */
-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)
-{
- unsigned char const * yuv_src[3];
- off_t z;
-
- /* Sorry, but width and height must be >= 2 or else */
- width &= ~1;
- height >>= 1;
-
- z = stride*src_y;
- yuv_src[0] = src[0] + z + src_x;
- yuv_src[1] = src[1] + (z >> 2) + (src_x >> 1);
- yuv_src[2] = src[2] + (yuv_src[1] - src[1]);
-
- lcd_write_reg(R_ENTRY_MODE,
- display_flipped ? R_ENTRY_MODE_VIDEO_FLIPPED : R_ENTRY_MODE_VIDEO_NORMAL
- );
-
- if (lcd_yuv_options & LCD_YUV_DITHER)
- {
- do
- {
- lcd_window_blit(y, x, y+1, x+width-1);
-
- lcd_write_cmd(R_WRITE_DATA_2_GRAM);
-
- lcd_write_yuv420_lines_odither(yuv_src, width, stride, x, y);
- yuv_src[0] += stride << 1; /* Skip down two luma lines */
- yuv_src[1] += stride >> 1; /* Skip down one chroma line */
- yuv_src[2] += stride >> 1;
- y += 2;
- }
- while (--height > 0);
- }
- else
- {
- do
- {
- lcd_window_blit(y, x, y+1, x+width-1);
-
- lcd_write_cmd(R_WRITE_DATA_2_GRAM);
-
- lcd_write_yuv420_lines(yuv_src, width, stride);
- yuv_src[0] += stride << 1; /* Skip down two luma lines */
- yuv_src[1] += stride >> 1; /* Skip down one chroma line */
- yuv_src[2] += stride >> 1;
- y += 2;
- }
- while (--height > 0);
- }
-}
-
-#endif
-
-
/* Update the display.
This must be called after all other LCD functions that change the display. */
void lcd_update(void)