root/platform/sx610hs/lib.c

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DEFINITIONS

This source file includes following definitions.
  1. debug_led
  2. hook_raw_image_addr
  3. hook_alt_raw_image_addr
  4. camera_jpeg_count_str
  5. vid_bitmap_refresh
  6. shutdown
  7. get_flash_params_count
  8. camera_set_led
  9. vid_get_bitmap_fb
  10. vid_get_viewport_fb
  11. vid_get_viewport_fb_d
  12. vid_get_viewport_live_fb
  13. vid_get_viewport_yscale
  14. vid_get_viewport_width
  15. vid_get_viewport_height
  16. vid_get_viewport_display_xoffset
  17. vid_get_viewport_yoffset
  18. vid_get_viewport_display_yoffset
  19. vid_get_viewport_display_xoffset_proper
  20. vid_get_viewport_display_yoffset_proper
  21. vid_get_viewport_height_proper
  22. vid_get_viewport_fullscreen_height
  23. vid_get_palette_type
  24. vid_get_palette_size
  25. vid_get_bitmap_active_buffer
  26. vid_get_bitmap_active_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 void debug_led(int state)
   9 {
  10         *(int*)LED_PR=state ? 0x93d800 : 0x83dc00;
  11 }
  12 
  13 
  14 extern  int     active_raw_buffer;
  15 extern  char*   raw_buffers[];
  16 
  17 char *hook_raw_image_addr()
  18 {
  19     return raw_buffers[active_raw_buffer & 1];
  20 }
  21 
  22 char *hook_alt_raw_image_addr()
  23 {
  24     return raw_buffers[((active_raw_buffer & 1)^1)];
  25 }
  26 
  27 
  28 
  29 char *camera_jpeg_count_str()
  30 {
  31     extern char jpeg_count_str[];
  32     return jpeg_count_str;
  33 }
  34 
  35 void vid_bitmap_refresh()
  36 {
  37     extern int full_screen_refresh;
  38     extern void _ScreenLock();
  39     extern void _ScreenUnlock();
  40 
  41     full_screen_refresh |= 3;
  42     _ScreenLock();
  43     _ScreenUnlock();
  44 }
  45 
  46 
  47 void shutdown()
  48 {
  49     extern void _TurnOffE1(void);
  50     _TurnOffE1();
  51     while(1);
  52 }
  53 
  54 
  55 int get_flash_params_count(void) { return 0xe3; } // Found @0xff2320d0
  56 
  57 
  58 
  59 void camera_set_led(int led, int state, __attribute__ ((unused))int bright) {
  60     static char led_table[]={0,4}; // status, AF
  61     _LEDDrive(led_table[led%sizeof(led_table)], state<=1 ? !state : state);
  62 }
  63 
  64 
  65 void *vid_get_bitmap_fb()        { return (void*)0x40711000; }             // Found @0xff06da58
  66 void *vid_get_viewport_fb()      { return (void*)0x40866b80; }             // Found @0xff4c6db0
  67 void *vid_get_viewport_fb_d()
  68 {
  69     extern char *viewport_fb_d;
  70     return viewport_fb_d;
  71 }
  72 
  73 extern char active_viewport_buffer;
  74 extern void* viewport_buffers[];
  75 
  76 void *vid_get_viewport_live_fb()
  77 {
  78     // camera appears to use 8 buffers
  79     // Hopefully return the most recently used viewport buffer so that motion detect, histogram, zebra and edge overly are using current image data
  80     return viewport_buffers[(active_viewport_buffer-1)&7];
  81 }
  82 
  83 // Y multiplier for cameras with 480 pixel high viewports (CHDK code assumes 240)
  84 // camera appears to use 240 when recording FHD video and Fisheye mode, 480 otherwise
  85 int vid_get_viewport_yscale() {
  86     if (camera_info.state.mode_play) {
  87         return 2;
  88     }
  89     if (is_video_recording()) {
  90         // FHD video
  91         if(shooting_get_prop(PROPCASE_VIDEO_RESOLUTION) == 5) {
  92             return 1;
  93         }
  94         return 2;
  95     }
  96     if (camera_info.state.mode_shooting == MODE_FISHEYE) {
  97         return 1;
  98     }
  99     return 2;
 100 }
 101 
 102 int vid_get_viewport_width()
 103 {
 104     if (camera_info.state.mode_play)
 105     {
 106         return 360;
 107     }
 108     extern int _GetVRAMHPixelsSize();
 109     return _GetVRAMHPixelsSize() >> 1;
 110 }
 111 
 112 long vid_get_viewport_height()
 113 {
 114     if(camera_info.state.mode_play) {
 115         return 240;
 116     }
 117     extern int _GetVRAMVPixelsSize();
 118     // FHD video is apparently 180 on a 240 display
 119     int h = _GetVRAMVPixelsSize();
 120     if (vid_get_viewport_yscale() == 1) {
 121         return h;
 122     }
 123 
 124     return h>>1;
 125 }
 126 
 127 // viewport width offset table for each aspect ratio
 128 // 0 = 4:3, 1 = 16:9, 2 = 3:2, 3 = 1:1
 129 static long vp_xo[4] = { 0, 0, 0, 44 };        // should all be even values for edge overlay
 130 
 131 int vid_get_viewport_display_xoffset()
 132 {
 133     if(camera_info.state.mode_play) {
 134         return 0;
 135     }
 136     int aspect_ratio=shooting_get_prop(PROPCASE_ASPECT_RATIO);
 137 
 138     return (vp_xo[aspect_ratio]);
 139 }
 140 
 141 // viewport height offset table for each image size
 142 // 0 = 4:3, 1 = 16:9, 2 = 3:2, 3 = 1:1
 143 static long vp_yo[5] = { 0, 30, 13, 0 };
 144 
 145 int vid_get_viewport_yoffset()
 146 {
 147     if (camera_info.state.mode_play)
 148     {
 149         return 0;
 150     }
 151     if (is_video_recording())
 152     {
 153         if(shooting_get_prop(PROPCASE_VIDEO_RESOLUTION) == 2) { // 640x480
 154             return 0;// 4:3 video, no offset
 155         } else {
 156             return 30; // 16:9 video
 157         }
 158     }
 159     return vp_yo[shooting_get_prop(PROPCASE_ASPECT_RATIO)];
 160 }
 161 
 162 int vid_get_viewport_display_yoffset()
 163 {
 164     if (camera_info.state.mode_play)
 165     {
 166         return 0;
 167     }
 168     if (is_video_recording())
 169     {
 170         if(shooting_get_prop(PROPCASE_VIDEO_RESOLUTION) == 2) { // 640x480
 171             return 0;// 4:3 video, no offset
 172         } else {
 173             return 30;
 174         }
 175     }
 176     return vp_yo[shooting_get_prop(PROPCASE_ASPECT_RATIO)];
 177 }
 178 
 179 int vid_get_viewport_display_xoffset_proper()   { return vid_get_viewport_display_xoffset()<<1; }
 180 int vid_get_viewport_display_yoffset_proper()   { return vid_get_viewport_display_yoffset() * vid_get_viewport_yscale(); }
 181 int vid_get_viewport_height_proper()            { return vid_get_viewport_height() * vid_get_viewport_yscale(); }
 182 
 183 int vid_get_viewport_fullscreen_height()
 184 {
 185     return 240 * vid_get_viewport_yscale();
 186 }
 187 
 188 int vid_get_palette_type()                      { return 3; }
 189 int vid_get_palette_size()                      { return 256 * 4; }
 190 
 191 // Defined in stubs_min.S
 192 extern int active_bitmap_buffer;
 193 extern char* bitmap_buffer[];
 194 void *vid_get_bitmap_active_buffer() {
 195     return bitmap_buffer[active_bitmap_buffer&1];
 196 }
 197 
 198 
 199 void *vid_get_bitmap_active_palette()
 200 {
 201     extern void *palette_buffer_ptr;
 202     return palette_buffer_ptr;
 203 }
 204 

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