cave-story-solaris/src/Bitmap.cpp
2020-04-22 01:50:31 +01:00

40 lines
932 B
C++

#include "Bitmap.h"
#include <stddef.h>
#include <stdlib.h>
#define STB_IMAGE_IMPLEMENTATION
#define STB_IMAGE_STATIC
#define STBI_ONLY_BMP
#define STBI_NO_LINEAR
#define STBI_NO_STDIO
#include "../external/stb_image.h"
#include "File.h"
unsigned char* DecodeBitmap(const unsigned char *in_buffer, size_t in_buffer_size, unsigned int *width, unsigned int *height)
{
return stbi_load_from_memory(in_buffer, in_buffer_size, (int*)width, (int*)height, NULL, 3);
}
unsigned char* DecodeBitmapFromFile(const char *path, unsigned int *width, unsigned int *height)
{
size_t file_size;
unsigned char *file_buffer = LoadFileToMemory(path, &file_size);
if (file_buffer != NULL)
{
unsigned char *image_buffer = stbi_load_from_memory(file_buffer, file_size, (int*)width, (int*)height, NULL, 3);
free(file_buffer);
return image_buffer;
}
return NULL;
}
void FreeBitmap(unsigned char *buffer)
{
stbi_image_free(buffer);
}