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authorMichael Sevakis <jethead71@rockbox.org>2007-09-25 02:59:42 +0000
committerMichael Sevakis <jethead71@rockbox.org>2007-09-25 02:59:42 +0000
commit287d6223d3e4f90043e5fd36cf49d7267b53023d (patch)
tree04771c28f2b826099805f5a5ad98b8c4e41091cc /apps/plugins/mpegplayer/video_out_rockbox.c
parent24327ddf7ba62c873bd392fa5abe5c341b4a47b9 (diff)
Dithering option for mpegplayer on gigabeat-f/x and e200. Assembly IDCT for ARm just to make it all work more nicely. Move UI simulator YUV code to its core to adapt it.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14851 a1c6a512-1295-4272-9138-f99709370657
Diffstat (limited to 'apps/plugins/mpegplayer/video_out_rockbox.c')
-rw-r--r--apps/plugins/mpegplayer/video_out_rockbox.c204
1 files changed, 0 insertions, 204 deletions
diff --git a/apps/plugins/mpegplayer/video_out_rockbox.c b/apps/plugins/mpegplayer/video_out_rockbox.c
index b57f77bc0a..2aac0b8039 100644
--- a/apps/plugins/mpegplayer/video_out_rockbox.c
+++ b/apps/plugins/mpegplayer/video_out_rockbox.c
@@ -40,216 +40,12 @@ static int output_y;
static int output_width;
static int output_height;
-#if defined(SIMULATOR) && defined(HAVE_LCD_COLOR)
-
-/**
- * |R| |1.000000 -0.000001 1.402000| |Y'|
- * |G| = |1.000000 -0.334136 -0.714136| |Pb|
- * |B| |1.000000 1.772000 0.000000| |Pr|
- * Scaled, normalized, rounded and tweaked to yield RGB 565:
- * |R| |74 0 101| |Y' - 16| >> 9
- * |G| = |74 -24 -51| |Cb - 128| >> 8
- * |B| |74 128 0| |Cr - 128| >> 9
- */
-#define YFAC (74)
-#define RVFAC (101)
-#define GUFAC (-24)
-#define GVFAC (-51)
-#define BUFAC (128)
-
-static inline int clamp(int val, int min, int max)
-{
- if (val < min)
- val = min;
- else if (val > max)
- val = max;
- return val;
-}
-
-/* Draw a partial YUV colour bitmap - similiar behavior to lcd_yuv_blit
- in the core */
-static void yuv_bitmap_part(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;
- fb_data *dst, *row_end;
- off_t z;
-
- /* width and height must be >= 2 and an even number */
- width &= ~1;
- height >>= 1;
-
-#if LCD_WIDTH >= LCD_HEIGHT
- dst = rb->lcd_framebuffer + LCD_WIDTH * y + x;
- row_end = dst + width;
-#else
- dst = rb->lcd_framebuffer + x * LCD_WIDTH + (LCD_WIDTH - y) - 1;
- 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 = LCD_RGBPACK_LCD(r >> 9, g >> 8, b >> 9);
-
-#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 = LCD_RGBPACK_LCD(r >> 9, g >> 8, b >> 9);
-
-#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 = LCD_RGBPACK_LCD(r >> 9, g >> 8, b >> 9);
-
-#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 = LCD_RGBPACK_LCD(r >> 9, g >> 8, b >> 9);
-
-#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 (--height > 0);
-}
-#endif /* defined(SIMULATOR) && defined(HAVE_LCD_COLOR) */
-
void vo_draw_frame (uint8_t * const * buf)
{
#ifdef HAVE_LCD_COLOR
-#ifdef SIMULATOR
- yuv_bitmap_part(buf,0,0,image_width,
- output_x,output_y,output_width,output_height);
-#if LCD_WIDTH >= LCD_HEIGHT
- rb->lcd_update_rect(output_x,output_y,output_width,output_height);
-#else
- rb->lcd_update_rect(output_y,output_x,output_height,output_width);
-#endif
-#else
rb->lcd_yuv_blit(buf,
0,0,image_width,
output_x,output_y,output_width,output_height);
-#endif
#else
gray_ub_gray_bitmap_part(buf[0],0,0,image_width,
output_x,output_y,output_width,output_height);