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H300: * Implemented lcd_yuv_blit(). Speeds up video playback by about 7%. No bounds check in lcd_yuv_blit() (by convention), implementations for other targets should be adapted. * Fixed off-by-one bug in lcd_update_rect()

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@10484 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2006-08-08 13:44:43 +00:00
parent 905cf06e32
commit c5a309afbd
5 changed files with 160 additions and 22 deletions
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28
apps/plugins/mpegplayer/video_out_rockbox.c
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@ -35,12 +35,14 @@ static int starttick;
#define CSUB_X 2
#define CSUB_Y 2
static int image_x;
static int image_y;
static int image_width;
static int image_height;
static int image_chroma_x;
static int image_chroma_y;
static int output_x;
static int output_y;
static int output_width;
static int output_height;
#if (LCD_DEPTH == 16) && \
((LCD_PIXELFORMAT == RGB565) || (LCD_PIXELFORMAT == RGB565SWAPPED))
@ -197,16 +199,16 @@ static void rockbox_draw_frame (vo_instance_t * instance,
(void)id;
(void)instance;
#if (CONFIG_LCD == LCD_IPODCOLOR || CONFIG_LCD == LCD_IPODNANO) && \
!defined(SIMULATOR)
#if (CONFIG_LCD == LCD_IPODCOLOR || CONFIG_LCD == LCD_IPODNANO \
|| CONFIG_LCD == LCD_H300) && !defined(SIMULATOR)
rb->lcd_yuv_blit(buf,
0,0,image_width,
image_x,image_y,image_width,image_height);
output_x,output_y,output_width,output_height);
#elif (LCD_DEPTH == 16) && \
((LCD_PIXELFORMAT == RGB565) || (LCD_PIXELFORMAT == RGB565SWAPPED))
yuv_bitmap_part(buf,0,0,image_width,
image_x,image_y,image_width,image_height);
rb->lcd_update_rect(image_x,image_y,image_width,image_height);
output_x,output_y,output_width,output_height);
rb->lcd_update_rect(output_x,output_y,output_width,output_height);
#endif
if (starttick==0) starttick=*rb->current_tick-1; /* Avoid divby0 */
@ -265,15 +267,19 @@ static int rockbox_setup (vo_instance_t * instance, unsigned int width,
image_chroma_y=image_height/chroma_height;
if (image_width >= LCD_WIDTH) {
image_x = 0;
output_width = LCD_WIDTH;
output_x = 0;
} else {
image_x = (LCD_WIDTH-image_width)/2;
output_width = image_width;
output_x = (LCD_WIDTH-image_width)/2;
}
if (image_height >= LCD_HEIGHT) {
image_y = 0;
output_height = LCD_HEIGHT;
output_y = 0;
} else {
image_y = (LCD_HEIGHT-image_height)/2;
output_height = image_height;
output_y = (LCD_HEIGHT-image_height)/2;
}
return 0;