From 0ad2f3da454feca1fc9ba9c3f8592e104028b936 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?L=C3=A9o=20Lam?= <leo@leolam.fr>
Date: Wed, 16 Dec 2020 15:34:50 +0100
Subject: Core: Remove ImageWrite and get rid of -Wmissing-declarations
 warnings

---
 Source/Core/Common/Image.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

(limited to 'Source/Core/Common/Image.cpp')

diff --git a/Source/Core/Common/Image.cpp b/Source/Core/Common/Image.cpp
index 678a64db8c..3fe2f99109 100644
--- a/Source/Core/Common/Image.cpp
+++ b/Source/Core/Common/Image.cpp
@@ -65,4 +65,29 @@ bool SavePNG(const std::string& path, const u8* input, ImageByteFormat format, u
 
   return true;
 }
+
+bool ConvertRGBAToRGBAndSavePNG(const std::string& path, const u8* input, u32 width, u32 height,
+                                int stride)
+{
+  const std::vector<u8> data = RGBAToRGB(input, width, height, stride);
+  return SavePNG(path, data.data(), ImageByteFormat::RGB, width, height);
+}
+
+std::vector<u8> RGBAToRGB(const u8* input, u32 width, u32 height, int row_stride)
+{
+  std::vector<u8> buffer;
+  buffer.reserve(width * height * 3);
+
+  for (u32 y = 0; y < height; ++y)
+  {
+    const u8* pos = input + y * row_stride;
+    for (u32 x = 0; x < width; ++x)
+    {
+      buffer.push_back(pos[x * 4]);
+      buffer.push_back(pos[x * 4 + 1]);
+      buffer.push_back(pos[x * 4 + 2]);
+    }
+  }
+  return buffer;
+}
 }  // namespace Common
-- 
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