root/platform/ixus150_elph140/lib.c

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DEFINITIONS

This source file includes following definitions.
  1. debug_led
  2. shutdown
  3. camera_set_led
  4. vid_get_viewport_fb
  5. camera_jpeg_count_str
  6. get_flash_params_count
  7. vid_get_bitmap_fb
  8. vid_get_bitmap_active_buffer
  9. vid_get_bitmap_active_palette
  10. vid_get_viewport_width
  11. vid_get_viewport_height
  12. vid_get_viewport_fb_d
  13. vid_get_viewport_live_fb
  14. hook_raw_image_addr
  15. vid_bitmap_refresh
  16. vid_get_palette_type
  17. vid_get_palette_size
  18. load_chdk_palette
   1 #include "platform.h"
   2 #include "platform_palette.h"
   3 #include "lolevel.h"
   4 
   5 #define LED_PR 0xc022d1fc
   6 #define LED_AF 0xc022d200
   7 
   8 
   9 void debug_led(int state)
  10 {
  11         *(int*)LED_PR=state ? 0x93d800 : 0x83dc00;
  12 }
  13 
  14 void shutdown()
  15 {
  16     extern void _TurnOffE1(void);
  17     _TurnOffE1();
  18     while(1);
  19 }
  20 
  21 // TODO
  22 // Power Led = first entry in table (led 0)
  23 // AF Assist Lamp = second entry in table (led 1)
  24 void camera_set_led(int led, int state, __attribute__ ((unused))int bright) {
  25     static char led_table[2]={0,4};
  26     if(state<=1) _LEDDrive(led_table[led%sizeof(led_table)], (!state)&1);
  27 }
  28 
  29 //void *vid_get_bitmap_fb()        { return (void*)0x406f1000; }             // Found @0xff862fc0
  30 void *vid_get_viewport_fb()      { return (void*)0x40846b80; }             // Found @0xffb55d0c
  31 
  32 char *camera_jpeg_count_str()    { return (char*)0x000d5168; }             // Found @0xff9fbabc
  33 
  34 int get_flash_params_count(void) { return 0xa6; }                          // Found @0xff9abf6c
  35 
  36 extern int active_bitmap_buffer;
  37 extern char* bitmap_buffer[];
  38 
  39 void *vid_get_bitmap_fb() {
  40     return bitmap_buffer[0];
  41 }
  42 
  43 void *vid_get_bitmap_active_buffer() {
  44     return bitmap_buffer[active_bitmap_buffer&1];
  45 }
  46 
  47 // Palette colour tables  found @ 0xffbec15c
  48 void *vid_get_bitmap_active_palette()
  49 {
  50     extern int active_palette_buffer;
  51     extern int** palette_buffer_ptr;
  52     int *p = palette_buffer_ptr[active_palette_buffer];
  53     if(!p) {
  54         p = palette_buffer_ptr[0];
  55     }
  56     return (p+1);
  57 }
  58 
  59 extern int _GetVRAMHPixelsSize();
  60 extern int _GetVRAMVPixelsSize();
  61 
  62 //taken from n
  63 int vid_get_viewport_width()
  64 {
  65     if ((mode_get() & MODE_MASK) == MODE_PLAY)
  66     {
  67         return 360;
  68     }
  69     return _GetVRAMHPixelsSize() >> 1;
  70 }
  71 // taken from n
  72 long vid_get_viewport_height()
  73 {
  74   if ((mode_get() & MODE_MASK) == MODE_PLAY)
  75   {
  76        return 240;
  77   }
  78   return _GetVRAMVPixelsSize();
  79 }
  80 
  81 void *vid_get_viewport_fb_d()
  82 {
  83     extern char *viewport_fb_d;
  84     return viewport_fb_d;
  85 }
  86 
  87 void *vid_get_viewport_live_fb()
  88 {
  89     extern char active_viewport_buffer;
  90     extern void* viewport_buffers[];
  91 
  92     // Hopefully return the most recently used viewport buffer so that motion detect, histogram, zebra and edge overly are using current image data
  93     // verified -1 gives best response (50 .. 90 ms)
  94     return viewport_buffers[(active_viewport_buffer-1)&3];
  95 }
  96 
  97 char *hook_raw_image_addr()
  98 {
  99     return (char*) 0x42f95130;
 100 }
 101 
 102 void vid_bitmap_refresh()
 103 {
 104     extern int full_screen_refresh;
 105     extern void _ScreenLock();
 106     extern void _ScreenUnlock();
 107 
 108     full_screen_refresh |= 3;
 109     _ScreenLock();
 110     _ScreenUnlock();
 111 }
 112 
 113 int vid_get_palette_type()   { return 5; }
 114 int vid_get_palette_size()   { return 256 * 4 ; }
 115 
 116 #ifdef CAM_LOAD_CUSTOM_COLORS
 117 // Function to load CHDK custom colors into active Canon palette
 118 void load_chdk_palette()
 119 {
 120     extern int active_palette_buffer;
 121         // Only load for the standard record and playback palettes
 122         if ((active_palette_buffer == 0) || (active_palette_buffer == 5))
 123     {
 124         int *pal = (int*)vid_get_bitmap_active_palette();
 125 
 126 
 127         if (pal[CHDK_COLOR_BASE+0] != 0x3F3ADF62)
 128         {
 129             pal[CHDK_COLOR_BASE+0]  = 0x3F3ADF62;  // Red
 130             pal[CHDK_COLOR_BASE+1]  = 0x3F26EA40;  // Dark Red
 131             pal[CHDK_COLOR_BASE+2]  = 0x3F4CD57F;  // Light Red
 132             pal[CHDK_COLOR_BASE+3]  = 0x3F73BFAE;  // Green
 133             pal[CHDK_COLOR_BASE+4]  = 0x3F4BD6CA;  // Dark Green
 134             pal[CHDK_COLOR_BASE+5]  = 0x3F95AB95;  // Light Green
 135             pal[CHDK_COLOR_BASE+6]  = 0x3F4766F0;  // Blue
 136             pal[CHDK_COLOR_BASE+7]  = 0x3F1250F3;  // Dark Blue
 137             pal[CHDK_COLOR_BASE+8]  = 0x3F7F408F;  // Cyan
 138             pal[CHDK_COLOR_BASE+9]  = 0x3F512D5B;  // Magenta
 139             pal[CHDK_COLOR_BASE+10] = 0x3FA9A917;  // Yellow
 140             pal[CHDK_COLOR_BASE+11] = 0x3F819137;  // Dark Yellow
 141             pal[CHDK_COLOR_BASE+12] = 0x3FDED115;  // Light Yellow
 142             pal[CHDK_COLOR_BASE+13] = 0x00090000;  // Transparent dark grey
 143 
 144             extern char palette_control;
 145             palette_control = 1;
 146             vid_bitmap_refresh();
 147         }
 148     }
 149 }
 150 #endif
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