root/platform/sx410is/lib.c

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DEFINITIONS

This source file includes following definitions.
  1. debug_led
  2. hook_raw_image_addr
  3. camera_jpeg_count_str
  4. vid_bitmap_refresh
  5. shutdown
  6. get_flash_params_count
  7. camera_set_led
  8. vid_get_bitmap_fb
  9. vid_get_viewport_fb
  10. vid_get_viewport_fb_d
  11. vid_get_viewport_live_fb
  12. vid_get_viewport_width
  13. vid_get_viewport_height
  14. vid_get_viewport_display_xoffset
  15. vid_get_palette_type
  16. vid_get_palette_size
  17. vid_get_bitmap_active_buffer
  18. vid_get_bitmap_active_palette
  19. _MakeAFScan
  20. state_check_for_movie_af

   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 void debug_led(int state)
   9 {
  10         *(int*)LED_PR=state ? 0x93d800 : 0x83dc00;
  11 }
  12 
  13 char *hook_raw_image_addr()
  14 {
  15     return (char*)0x452bbf40; 
  16 }
  17 
  18 
  19 char *camera_jpeg_count_str()
  20 {
  21     extern char jpeg_count_str[];
  22     return jpeg_count_str;
  23 }
  24 
  25 void vid_bitmap_refresh()
  26 {
  27     extern int full_screen_refresh;
  28     extern void _ScreenLock();
  29     extern void _ScreenUnlock();
  30 
  31     full_screen_refresh |= 3;
  32     _ScreenLock();
  33     _ScreenUnlock();
  34 }
  35 
  36 
  37 void shutdown()
  38 {
  39     extern void _TurnOffE1(void);
  40     _TurnOffE1();
  41     while(1);
  42 }
  43 
  44 
  45 int get_flash_params_count(void) { return 0xd4; }
  46 
  47 
  48 
  49 void camera_set_led(int led, int state, int bright) {
  50     static char led_table[]={0,4}; // status, AF
  51     _LEDDrive(led_table[led%sizeof(led_table)], state<=1 ? !state : state);
  52 }
  53 
  54 
  55 void *vid_get_bitmap_fb()        { return (void*)0x40711000; }
  56 void *vid_get_viewport_fb()      { return (void*)0x40866b80; }             
  57 void *vid_get_viewport_fb_d()
  58 {
  59     extern char *viewport_fb_d;
  60     return viewport_fb_d;
  61 }
  62 
  63 extern char active_viewport_buffer;
  64 extern void* viewport_buffers[];
  65 
  66 void *vid_get_viewport_live_fb()
  67 {
  68     // Hopefully return the most recently used viewport buffer so that motion detect, histogram, zebra and edge overly are using current image data
  69     // verified -1 gives best response
  70     return viewport_buffers[(active_viewport_buffer-1)&3];
  71 }
  72 
  73 extern int _GetVRAMHPixelsSize();
  74 extern int _GetVRAMVPixelsSize();
  75 
  76 //taken from n
  77 int vid_get_viewport_width()
  78 {
  79     if ((mode_get() & MODE_MASK) == MODE_PLAY)
  80     {
  81         return 360;
  82     }
  83     return _GetVRAMHPixelsSize() >> 1;
  84 }
  85 // taken from n
  86 long vid_get_viewport_height()
  87 {
  88   if ((mode_get() & MODE_MASK) == MODE_PLAY)
  89   {
  90        return 240;
  91   }
  92   return _GetVRAMVPixelsSize();
  93 }
  94 
  95 // viewport width offset table for each aspect ratio
  96 // 0 = 4:3, 1 = 16:9, 2 = 3:2, 3 = 1:1
  97 static long vp_xo[4] = { 0, 0, 0, 44 };        // should all be even values for edge overlay
  98 
  99 int vid_get_viewport_display_xoffset()
 100 {
 101     int m = mode_get();
 102     int aspect_ratio=shooting_get_prop(PROPCASE_ASPECT_RATIO);
 103 
 104     if ((m & MODE_MASK) != MODE_PLAY) {
 105         return (vp_xo[aspect_ratio]);
 106     }
 107     else
 108         return 0;
 109 }
 110 
 111 //int vid_get_viewport_display_xoffset_proper()   { return vid_get_viewport_display_xoffset()<<1; }
 112 //int vid_get_viewport_display_yoffset_proper()   { return vid_get_viewport_display_yoffset()<<1; }
 113 //int vid_get_viewport_height_proper()            { return vid_get_viewport_height() * 2; }
 114 //int vid_get_viewport_fullscreen_height()        { return 240; }
 115 //int vid_get_viewport_fulllscreen_width()        { return 720; }
 116 int vid_get_palette_type()                      { return 3; }
 117 int vid_get_palette_size()                      { return 256 * 4; }
 118 
 119 // Defined in stubs_min.S
 120 extern int active_bitmap_buffer;
 121 extern char* bitmap_buffer[];
 122 void *vid_get_bitmap_active_buffer()
 123 {
 124     return bitmap_buffer[active_bitmap_buffer&1];
 125 }
 126 
 127 void *vid_get_bitmap_active_palette()
 128 {
 129     extern void *palette_buffer_ptr;
 130     return palette_buffer_ptr;
 131 }
 132 
 133 // following routines help preventing the "invisible af lock" caused by the movie af scan hack
 134 
 135 static int af_locked_in_movierec = 0;
 136 
 137 void _MakeAFScan(int *a, int b) {
 138     _DoAFLock();
 139     af_locked_in_movierec = 1;
 140 }
 141 
 142 void state_check_for_movie_af() {
 143     if ((get_movie_status() != VIDEO_RECORD_IN_PROGRESS) && af_locked_in_movierec) {
 144         af_locked_in_movierec = 0;
 145         _UnlockAF();
 146     }
 147 }

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