/* Based on tsdk_debug (works): capture frames + read temps. */
#define _WIN32_WINNT 0x0601
#include <windows.h>
#include <stdio.h>
#include <stdbool.h>
#include <string.h>

typedef void (CALLBACK *INewIRFrame)(const unsigned char *, int, int, int);
typedef void (CALLBACK *INewDistance)(float);
typedef void (CALLBACK *IDistanceError)();
typedef bool (CALLBACK *fn_Start_t)(void);
typedef void (CALLBACK *fn_Stop_t)(void);
typedef void (CALLBACK *fn_SetNewIRFrameDelegate_t)(INewIRFrame);
typedef void (CALLBACK *fn_SetNewDistanceDelegate_t)(INewDistance);
typedef void (CALLBACK *fn_SetDistanceError_t)(IDistanceError);
typedef void (CALLBACK *fn_ReadTemperatureAtPoint_t)(int, int, unsigned char *);

static int g_saved;
static unsigned char g_last[320 * 240 * 3];

static void CALLBACK onIR(const unsigned char *buf, int w, int h, int ch) {
    if (buf) {
        memcpy(g_last, buf, (size_t)w * h * ch);
        if (g_saved < 8) {
            char path[128];
            snprintf(path, sizeof(path), "official_ir_%02d.rgb", g_saved);
            FILE *f = fopen(path, "wb");
            if (f) { fwrite(buf, 1, (size_t)w * h * ch, f); fclose(f); }
            g_saved++;
        }
    }
}
static void CALLBACK onDist(float d) { (void)d; }
static void CALLBACK onDistErr() {}

int main(void) {
    SetDllDirectoryA("C:\\Project\\MAG160C\\IR_Camera_SDK-1.0.1\\windows\\windows\\app");
    HMODULE h = LoadLibraryA("ThermalSDK.dll");
    printf("load: %p err=%lu\n", (void*)h, GetLastError());
    if (!h) return 1;
    fn_Start_t T_Start = (fn_Start_t)GetProcAddress(h, "Start");
    fn_Stop_t T_Stop = (fn_Stop_t)GetProcAddress(h, "Stop");
    fn_SetNewIRFrameDelegate_t T_Set = (fn_SetNewIRFrameDelegate_t)GetProcAddress(h, "SetNewIRFrameDelegate");
    fn_SetNewDistanceDelegate_t T_Dist = (fn_SetNewDistanceDelegate_t)GetProcAddress(h, "SetNewDistanceDelegate");
    fn_SetDistanceError_t T_Err = (fn_SetDistanceError_t)GetProcAddress(h, "SetDistanceError");
    fn_ReadTemperatureAtPoint_t T_Temp = (fn_ReadTemperatureAtPoint_t)GetProcAddress(h, "ReadTemperatureAtPoint");
    printf("Start=%p Temp=%p\n", (void*)T_Start, (void*)T_Temp);
    T_Dist(onDist);
    T_Err(onDistErr);
    T_Set(onIR);
    printf("Start()...\n"); fflush(stdout);
    BOOL ok = T_Start();
    printf("Start=%d\n", ok); fflush(stdout);

    DWORD t0 = GetTickCount();
    int n = 0;
    while (GetTickCount() - t0 < 10000) {
        Sleep(250);
        if (n < 5) {
            int x = 80 + (n % 2) * 40, y = 60 + (n / 2) * 30;
            unsigned char res[64] = {0};
            T_Temp(x, y, res);
            printf("temp(%d,%d): ", x, y);
            for (int i = 0; i < 24; ++i) printf("%02x ", res[i]);
            printf("\n");
            fflush(stdout);
            n++;
        }
    }
    printf("saved %d frames\n", g_saved);
    T_Stop();
    printf("done\n");
    return 0;
}