source: trunk/platform/sx220hs/sub/101b/lib.c @ 1328

#include "platform.h"

/*
SX220
full 19131120
0x1048 *  BF4   =  C29CA0
4168 * 3060 = 12754080 
*/

char *hook_raw_image_addr()
{

        if (*((int*)0x3F04) != 0)
                return (char*) 0x46000000;
        else
                return (char*) 0x413591F0;

}

char *hook_alt_raw_image_addr()
{

        if (*((int*)0x3F04) == 0)
                return (char*) 0x46000000;
        else
                return (char*) 0x413591F0;

}

long hook_raw_size()
{
        //FF375484 dword_FF375484  DCD 0x123EAF0
        return 0x123EAF0;
        
}

void *vid_get_viewport_live_fb()
{
        if ((mode_get()&MODE_MASK) == MODE_REC)
                return (void*)((void*)(*(int*)(0x2258))-vid_get_viewport_xoffset()*3);
        return (void*)(void*)(*(int*)(0x2258));
        
        // Found by searching RAM locations that referenced 0x405D7980 (viewport buffer)
        // and also changed to the other buffer addresses over time. Then used each here
        // and selected value that gave the fastest Motion Detect response using http://dataghost.com/chdk/md_meter.html.
}

// OSD buffer
void *vid_get_bitmap_fb()
{       
        //SX220
        //FF050F24                 LDR     R0, =0x40471000
        return (void*)0x40471000;
}                                  

// Live picture buffer (shoot half-pressed)
void *vid_get_viewport_fb()
{
        //sx220 or 0x4052ED80 ff050c2c
                
                if ((mode_get()&MODE_MASK) == MODE_REC)
                return (void*)(0x405D7980-vid_get_viewport_xoffset()*3);   //return (void*)(0x405D7980-vid_get_viewport_xoffset()*3)
        
        return (void*)0x405D7980;                                                          // found by search for VRAM Address @FF371E8C(v100A)

}

void *vid_get_viewport_fb_d()
{
        //FF06C580 dword_FF06C580  DCD 0x3C70
        //FF06D300                 STR     R12, [R5,#0x58
        return (void*)(*(int*)(0x3C70+0x58));                  

}

char *camera_jpeg_count_str()
{
        //FF2327FC(v100A)          LDR     R0, =0xCA790
        return (void*)0xCA790;                                      

}