int screenshot_dump_png()
{
int i, index, width, height, stride;
char path[MAX_PATH] = "";
unsigned char r, g, b, a = 255;
unsigned char* png;
size_t pngSize;
LodePNGState state;
// Get a free screenshot path
if ((index = screenshot_get_next_path(path, ".png")) == -1)
return -1;
lodepng_state_init(&state);
state.info_raw.colortype = LCT_PALETTE;
// Get image size
width = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, uint16);
height = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16);
stride = (width + 3) & 0xFFFFFFFC;
for (i = 0; i < 246; i++) {
b = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 0];
g = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 1];
r = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 2];
lodepng_palette_add(&state.info_raw, r, g, b, a);
}
rct_drawpixelinfo *dpi = RCT2_ADDRESS(RCT2_ADDRESS_SCREEN_DPI, rct_drawpixelinfo);
unsigned int error = lodepng_encode(&png, &pngSize, dpi->bits, stride, dpi->height, &state);
if (!error) lodepng_save_file(png, pngSize, path);
if (error) {
fprintf(stderr, "error: %u: %s\n", error, lodepng_error_text(error));
index = -1;
}
free(png);
return index;
}
/**
*
* rct2: 0x00683D20
*/
int screenshot_dump_bmp()
{
BitmapFileHeader header;
BitmapInfoHeader info;
int i, y, index, width, height, stride;
char *buffer, path[MAX_PATH], *row;
FILE *fp;
unsigned int bytesWritten;
// Get a free screenshot path
if ((index = screenshot_get_next_path(path, ".bmp")) == -1)
return -1;
// Open binary file for writing
if ((fp = fopen(path, "wb")) == NULL){
return -1;
}
// Allocate buffer
buffer = malloc(0xFFFF);
if (buffer == NULL) {
//CloseHandle(hFile);
fclose(fp);
return -1;
}
// Get image size
width = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, uint16);
height = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16);
stride = (width + 3) & 0xFFFFFFFC;
// File header
memset(&header, 0, sizeof(header));
header.bfType = 0x4D42;
header.bfSize = height * stride + 1038;
header.bfOffBits = 1038;
bytesWritten = fwrite(&header, sizeof(BitmapFileHeader), 1, fp);
if (bytesWritten != 1) {
fclose(fp);
free(buffer);
}
// Info header
memset(&info, 0, sizeof(info));
info.biSize = sizeof(info);
info.biWidth = width;
info.biHeight = height;
info.biPlanes = 1;
info.biBitCount = 8;
info.biXPelsPerMeter = 2520;
info.biYPelsPerMeter = 2520;
info.biClrUsed = 246;
bytesWritten=fwrite(&info, sizeof(BitmapInfoHeader), 1, fp);
if (bytesWritten != 1) {
fclose(fp);
free(buffer);
}
// Palette
memset(buffer, 0, 246 * 4);
for (i = 0; i < 246; i++) {
buffer[i * 4 + 0] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 0];
buffer[i * 4 + 1] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 1];
buffer[i * 4 + 2] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 2];
}
bytesWritten = fwrite(buffer, sizeof(char), 246*4, fp);
if (bytesWritten != 246*4){
fclose(fp);
free(buffer);
}
// Image, save upside down
rct_drawpixelinfo *dpi = RCT2_ADDRESS(RCT2_ADDRESS_SCREEN_DPI, rct_drawpixelinfo);
for (y = dpi->height - 1; y >= 0; y--) {
row = dpi->bits + y * (dpi->width + dpi->pitch);
memset(buffer, 0, stride);
memcpy(buffer, row, dpi->width);
bytesWritten=fwrite(buffer, sizeof(char), stride, fp);
if (bytesWritten != stride){
fclose(fp);
free(buffer);
}
}
fclose(fp);
free(buffer);
return index;
}
/**
*
* rct2: 0x00683D20
*/
int screenshot_dump_bmp()
{
BitmapFileHeader header;
BitmapInfoHeader info;
int i, y, index, width, height, stride;
char *buffer, path[MAX_PATH], *row;
HANDLE hFile;
DWORD bytesWritten;
// Get a free screenshot path
if ((index = screenshot_get_next_path(path, ".bmp")) == -1)
return -1;
// Open file for writing
hFile = CreateFile(path, GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
return -1;
// Allocate buffer
buffer = malloc(0xFFFF);
if (buffer == NULL) {
CloseHandle(hFile);
return -1;
}
// Get image size
width = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_WIDTH, uint16);
height = RCT2_GLOBAL(RCT2_ADDRESS_SCREEN_HEIGHT, uint16);
stride = (width + 3) & 0xFFFFFFFC;
// File header
memset(&header, 0, sizeof(header));
header.bfType = 0x4D42;
header.bfSize = height * stride + 1038;
header.bfOffBits = 1038;
WriteFile(hFile, &header, sizeof(header), &bytesWritten, NULL);
if (bytesWritten != sizeof(header)) {
CloseHandle(hFile);
free(buffer);
}
// Info header
memset(&info, 0, sizeof(info));
info.biSize = sizeof(info);
info.biWidth = width;
info.biHeight = height;
info.biPlanes = 1;
info.biBitCount = 8;
info.biXPelsPerMeter = 2520;
info.biYPelsPerMeter = 2520;
info.biClrUsed = 246;
WriteFile(hFile, &info, sizeof(info), &bytesWritten, NULL);
if (bytesWritten != sizeof(info)) {
CloseHandle(hFile);
free(buffer);
}
// Palette
memset(buffer, 0, 246 * 4);
for (i = 0; i < 246; i++) {
buffer[i * 4 + 0] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 0];
buffer[i * 4 + 1] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 1];
buffer[i * 4 + 2] = RCT2_ADDRESS(0x01424680, uint8)[i * 4 + 2];
}
WriteFile(hFile, buffer, 246 * 4, &bytesWritten, NULL);
if (bytesWritten != 246 * 4) {
CloseHandle(hFile);
free(buffer);
}
// Image, save upside down
rct_drawpixelinfo *dpi = RCT2_ADDRESS(RCT2_ADDRESS_SCREEN_DPI, rct_drawpixelinfo);
for (y = dpi->height - 1; y >= 0; y--) {
row = dpi->bits + y * (dpi->width + dpi->pitch);
memset(buffer, 0, stride);
memcpy(buffer, row, dpi->width);
WriteFile(hFile, buffer, stride, &bytesWritten, NULL);
if (bytesWritten != stride) {
CloseHandle(hFile);
free(buffer);
}
}
CloseHandle(hFile);
free(buffer);
return index;
}