root/platform/s110/lib.c

DEFINITIONS

1. vid_bitmap_refresh
2. shutdown
3. debug_led
4. camera_set_led
5. get_flash_params_count
6. JogDial_CW
7. JogDial_CCW
8. vid_get_viewport_live_fb
9. vid_get_viewport_yscale
10. vid_get_viewport_width
11. vid_get_viewport_xoffset
12. vid_get_viewport_display_xoffset
13. vid_get_viewport_height
14. vp_yoffset
15. vid_get_viewport_yoffset
16. vid_get_viewport_display_yoffset
17. vid_get_viewport_display_xoffset_proper
18. vid_get_viewport_display_yoffset_proper
19. vid_get_viewport_height_proper
20. vid_get_viewport_fullscreen_height
21. vid_get_palette_type
22. vid_get_palette_size
23. vid_get_bitmap_active_buffer
24. vid_get_bitmap_active_palette
25. load_chdk_palette

   1 #include "platform.h"
   2 #include "platform_palette.h"
   3 #include "lolevel.h"
   5 void vid_bitmap_refresh()
   6 {
   7         extern int full_screen_refresh;
   8         extern void _ScreenUnlock();
   9         extern void _ScreenLock();
full_screen_refresh |= 3;
_ScreenLock();
_ScreenUnlock();
  14 }
  16 void shutdown()
  17 {
  18         volatile long *p = (void*)0xC022001C;
  20         asm(
  21                 "MRS     R1, CPSR\n"
  22                 "AND     R0, R1, #0x80\n"
  23                 "ORR     R1, R1, #0x80\n"
  24                 "MSR     CPSR_cf, R1\n"
  25                 :::"r1","r0");
  27         *p = 0x44;  // power off.
  29         while(1);
  30 }
  32 #define LED_PR 0xC022C30C
  34 void debug_led(int state)
  35 {
  36     volatile long *p = (void*)LED_PR;
  37     if (state)
  38         *p = *p | 0x21;
  39     else
  40         *p = (*p & 0xFFFFFFDF) | 0x1;
  41 }
  44 // S110 led values:
  45 // 4 AF Assist Lamp
  46 // 8 Wi-Fi LED
  47 void camera_set_led(int led, int state, __attribute__ ((unused))int bright) {
  48  static char led_table[2] = {4, 8};
_LEDDrive(led_table[led%sizeof(led_table)], state<=1 ? !state : state);
  50 }
  52 int get_flash_params_count(void) { return 0xa6; }                          // Found @0xf8278320
  54 void JogDial_CW(void){
_PostLogicalEventForNotPowerType(0x871, 1);  // RotateJogDialRight
  56 }
  58 void JogDial_CCW(void){
_PostLogicalEventForNotPowerType(0x872, 1);  // RotateJogDialLeft
  60 }
  62 // Viewport and Bitmap values that shouldn't change across firmware versions.
  63 // Values that may change are in lib.c for each firmware version.
  65 /* TODO: currently using sigfinder's data 
  66 // Defined in stubs_min.S
  67 extern char active_viewport_buffer;
  68 extern void* viewport_buffers[];
  69 
  70 void *vid_get_viewport_fb()
  71 {
  72     // Return first viewport buffer - for case when vid_get_viewport_live_fb not defined
  73     return viewport_buffers[0];
  74 }
  75 
  76 void *vid_get_viewport_live_fb()
  77 {
  78     if (MODE_IS_VIDEO(mode_get()) || is_video_recording())
  79         return viewport_buffers[0];     // Video only seems to use the first viewport buffer.
  80 
  81     // Hopefully return the most recently used viewport buffer so that motion detect, histogram, zebra and edge overly are using current image data
  82     return viewport_buffers[(active_viewport_buffer-1)&7];
  83 }
  84 */
  86 void *vid_get_viewport_live_fb()
  87 {
  88     return vid_get_viewport_fb();
  89 }
  91 // Defined in stubs_min.S
  92 extern int active_bitmap_buffer;
  93 extern char* bitmap_buffer[];
  95 // Y multiplier for cameras with 480 pixel high viewports (CHDK code assumes 240)
  96 int vid_get_viewport_yscale() {
  97         return 2;
  98 }
 100 int vid_get_viewport_width()
 101 {
 102     if ((mode_get() & MODE_MASK) == MODE_PLAY)
 103     {
 104         return 360;
 105     }
 106     extern int _GetVRAMHPixelsSize();
 107     return _GetVRAMHPixelsSize() >> 1;
 108 }
 110 // viewport width offset table for each image size
 111 // 0 = 4:3, 1 = 16:9, 2 = 3:2, 3 = 1:1, 4 = 4:5
 112 static long vp_xo[5] = { 0, 0, 0, 44, 72 };                             // should all be even values for edge overlay
 114 int vid_get_viewport_xoffset()
 115 {
 116     if ((mode_get() & MODE_MASK) == MODE_PLAY)
 117     {
 118         return 0;
 119     }
 120     else if (shooting_get_prop(PROPCASE_SHOOTING_MODE) == MODE_STITCH) // Stitch mode
 121     {
 122         return 0;
 123     }
 124     else
 125     {
 126         return vp_xo[shooting_get_prop(PROPCASE_ASPECT_RATIO)];
 127     }
 128 }
 130 int vid_get_viewport_display_xoffset()
 131 {
 132     if ((mode_get() & MODE_MASK) == MODE_PLAY)
 133     {
 134         return 0;
 135     }
 136     else if (shooting_get_prop(PROPCASE_SHOOTING_MODE) == MODE_STITCH)
 137     {
 138         if (shooting_get_prop(PROPCASE_STITCH_DIRECTION) == 0)      // Direction check
 139             if (shooting_get_prop(PROPCASE_STITCH_SEQUENCE) == 0)   // Shot already taken?
 140                 return 40;
 141             else
 142                 return 140;
 143         else
 144             if (shooting_get_prop(PROPCASE_STITCH_SEQUENCE) == 0)   // Shot already taken?
 145                 return 140;
 146             else
 147                 return 40;
 148     }
 149     else
 150     {
 151         return vp_xo[shooting_get_prop(PROPCASE_ASPECT_RATIO)];
 152     }
 153 }
 155 long vid_get_viewport_height()
 156 {
 157     if ((mode_get() & MODE_MASK) == MODE_PLAY)
 158     {
 159         return 240;
 160     }
 161     extern int _GetVRAMVPixelsSize();
 162     return _GetVRAMVPixelsSize() >> 1;
 163 }
 165 static int vp_yoffset(int stitch)
 166 {
 167     // viewport height offset table for each image size
 168     // 0 = 4:3, 1 = 16:9, 2 = 3:2, 3 = 1:1, 4 = 4:5
 169     static long vp_yo[5] = { 0, 30, 13, 0, 0 };
 171     int m = mode_get();
 172     if ((m & MODE_MASK) == MODE_PLAY)
 173     {
 174         return 0;
 175     }
 176     else if (shooting_get_prop(PROPCASE_SHOOTING_MODE) == MODE_STITCH)
 177     {
 178         return stitch;
 179     }
 180     else if (mode_is_video(m) || get_movie_status() == VIDEO_RECORD_IN_PROGRESS)
 181     {
 182         return 30;
 183     }
 184     else
 185     {
 186             return vp_yo[shooting_get_prop(PROPCASE_ASPECT_RATIO)];
 187     }
 188 }
 190 int vid_get_viewport_yoffset()
 191 {
 192     return vp_yoffset(0);
 193 }
 195 int vid_get_viewport_display_yoffset()
 196 {
 197     return vp_yoffset(72);
 198 }
 200 // Functions for PTP Live View system
 201 int vid_get_viewport_display_xoffset_proper()   { return vid_get_viewport_display_xoffset() * 2; }
 202 int vid_get_viewport_display_yoffset_proper()   { return vid_get_viewport_display_yoffset() * 2; }
 203 int vid_get_viewport_height_proper()            { return vid_get_viewport_height() * 2; }
 204 int vid_get_viewport_fullscreen_height()        { return 480; }
 205 int vid_get_palette_type()                      { return 5; }
 206 int vid_get_palette_size()                      { return 256 * 4; }
 208 void *vid_get_bitmap_active_buffer()
 209 {
 210     return bitmap_buffer[active_bitmap_buffer];
 211 }
 213 void *vid_get_bitmap_active_palette()
 214 {
 215     extern int active_palette_buffer;
 216     extern char* palette_buffer[];
 217     void* p = palette_buffer[active_palette_buffer];
 218     // Don't add offset if value is 0
 219     if (p) p += 4;
 220     return p;
 221 }
 223 // Function to load CHDK custom colors into active Canon palette
 224 void load_chdk_palette()
 225 {
 226     extern int active_palette_buffer;
 227     // Only load for the standard record and playback palettes
 228     if ((active_palette_buffer == 0) || (active_palette_buffer == 5) || (active_palette_buffer == 6))
 229     {
 230         int *pal = (int*)vid_get_bitmap_active_palette();
 231         if (pal && pal[CHDK_COLOR_BASE+0] != 0x3F3ADF62)
 232         {
pal[CHDK_COLOR_BASE+0]  = 0x3F3ADF62;  // Red
pal[CHDK_COLOR_BASE+1]  = 0x3F26EA40;  // Dark Red
pal[CHDK_COLOR_BASE+2]  = 0x3F4CD57F;  // Light Red
pal[CHDK_COLOR_BASE+3]  = 0x3F73BFAE;  // Green
pal[CHDK_COLOR_BASE+4]  = 0x3F4BD6CA;  // Dark Green
pal[CHDK_COLOR_BASE+5]  = 0x3F95AB95;  // Light Green
pal[CHDK_COLOR_BASE+6]  = 0x3F4766F0;  // Blue
pal[CHDK_COLOR_BASE+7]  = 0x3F1250F3;  // Dark Blue
pal[CHDK_COLOR_BASE+8]  = 0x3F7F408F;  // Cyan
pal[CHDK_COLOR_BASE+9]  = 0x3F512D5B;  // Magenta
pal[CHDK_COLOR_BASE+10] = 0x3FA9A917;  // Yellow
pal[CHDK_COLOR_BASE+11] = 0x3F819137;  // Dark Yellow
pal[CHDK_COLOR_BASE+12] = 0x3FDED115;  // Light Yellow
 247             extern char palette_control;
palette_control = 1;
vid_bitmap_refresh();
 250         }
 251     }
 252 }