image: add from TR1X

include/libtrx/engine/image.h

@@ -0,0 +1,35 @@
+#pragma once
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+
+typedef struct {
+    uint8_t r;
+    uint8_t g;
+    uint8_t b;
+} IMAGE_PIXEL;
+
+typedef struct {
+    int32_t width;
+    int32_t height;
+    IMAGE_PIXEL *data;
+} IMAGE;
+
+IMAGE *Image_Create(int width, int height);
+IMAGE *Image_CreateFromFile(const char *path);
+void Image_Free(IMAGE *image);
+
+bool Image_SaveToFile(const IMAGE *image, const char *path);
+
+IMAGE *Image_ScaleFit(
+    const IMAGE *source_image, size_t target_width, size_t target_height);
+
+IMAGE *Image_ScaleCover(
+    const IMAGE *source_image, size_t target_width, size_t target_height);
+
+IMAGE *Image_ScaleStretch(
+    const IMAGE *source_image, size_t target_width, size_t target_height);
+
+IMAGE *Image_ScaleSmart(
+    const IMAGE *source_image, size_t target_width, size_t target_height);

meson.build

@@ -49,6 +49,7 @@ sources = [
   'src/engine/audio.c',
   'src/engine/audio_sample.c',
   'src/engine/audio_stream.c',
+  'src/engine/image.c',
   'src/filesystem.c',
   'src/json/bson_parse.c',
   'src/json/bson_write.c',