chore: clean up stb includes (#919)

Author: wbruna

stable-diffusion.cpp

@@ -16,14 +16,6 @@
 #include "tae.hpp"
 #include "vae.hpp"
 
-#define STB_IMAGE_IMPLEMENTATION
-#define STB_IMAGE_STATIC
-#include "stb_image.h"
-
-// #define STB_IMAGE_WRITE_IMPLEMENTATION
-// #define STB_IMAGE_WRITE_STATIC
-// #include "stb_image_write.h"
-
 const char* model_version_to_str[] = {
     "SD 1.x",
     "SD 1.x Inpaint",
@@ -1150,7 +1142,7 @@ class StableDiffusionGGML {
         std::vector<int> skip_layers(guidance.slg.layers, guidance.slg.layers + guidance.slg.layer_count);
 
         float cfg_scale     = guidance.txt_cfg;
-        float img_cfg_scale = isfinite(guidance.img_cfg) ? guidance.img_cfg : guidance.txt_cfg;
+        float img_cfg_scale = std::isfinite(guidance.img_cfg) ? guidance.img_cfg : guidance.txt_cfg;
         float slg_scale     = guidance.slg.scale;
 
         if (img_cfg_scale != cfg_scale && !sd_version_is_inpaint_or_unet_edit(version)) {
@@ -1987,7 +1979,7 @@ char* sd_sample_params_to_str(const sd_sample_params_t* sample_params) {
              "eta: %.2f, "
              "shifted_timestep: %d)",
              sample_params->guidance.txt_cfg,
-             isfinite(sample_params->guidance.img_cfg)
+             std::isfinite(sample_params->guidance.img_cfg)
                  ? sample_params->guidance.img_cfg
                  : sample_params->guidance.txt_cfg,
              sample_params->guidance.distilled_guidance,
@@ -2153,7 +2145,7 @@ sd_image_t* generate_image_internal(sd_ctx_t* sd_ctx,
         seed = rand();
     }
 
-    if (!isfinite(guidance.img_cfg)) {
+    if (!std::isfinite(guidance.img_cfg)) {
         guidance.img_cfg = guidance.txt_cfg;
     }
 

util.cpp

@@ -26,9 +26,6 @@
 #include "ggml.h"
 #include "stable-diffusion.h"
 
-#define STB_IMAGE_RESIZE_IMPLEMENTATION
-#include "stb_image_resize.h"
-
 bool ends_with(const std::string& str, const std::string& ending) {
     if (str.length() >= ending.length()) {
         return (str.compare(str.length() - ending.length(), ending.length(), ending) == 0);