From c9d99d1525e2e9374ed0fa10837e82e76c3b9216 Mon Sep 17 00:00:00 2001
From: George Hazan <ghazan@miranda.im>
Date: Wed, 18 Jan 2023 20:46:46 +0300
Subject: Telegram: sticker conversion from WEBP to PNG

---
 protocols/Telegram/src/avatars.cpp | 11 ++++++++++-
 protocols/Telegram/src/stdafx.h    |  2 ++
 2 files changed, 12 insertions(+), 1 deletion(-)

(limited to 'protocols/Telegram/src')

diff --git a/protocols/Telegram/src/avatars.cpp b/protocols/Telegram/src/avatars.cpp
index 5c309c17be..225dcee0e2 100644
--- a/protocols/Telegram/src/avatars.cpp
+++ b/protocols/Telegram/src/avatars.cpp
@@ -87,8 +87,17 @@ void CTelegramProto::ProcessFile(TD::updateFile *pObj)
 
 		for (auto &it : m_arFiles) {
 			if (it->m_uniqueId == pFile->remote_->unique_id_.c_str()) {
-				MoveFileW(wszExistingFile, it->m_destPath);
 				if (it->m_type == it->AVATAR) {
+					if (it->m_destPath.Right(5).MakeLower() == L".webp") {
+						if (auto *pImage = FreeImage_LoadU(FIF_WEBP, wszExistingFile)) {
+							it->m_destPath.Truncate(it->m_destPath.GetLength() - 5);
+							it->m_destPath += L".png";
+							FreeImage_SaveU(FIF_PNG, pImage, it->m_destPath);
+							FreeImage_Unload(pImage);
+						}
+					}
+					else MoveFileW(wszExistingFile, it->m_destPath);
+					
 					SMADD_CONT cont = {1, m_szModuleName, it->m_destPath};
 					CallService(MS_SMILEYADD_LOADCONTACTSMILEYS, 0, LPARAM(&cont));
 				}
diff --git a/protocols/Telegram/src/stdafx.h b/protocols/Telegram/src/stdafx.h
index 1ded1b61dd..47564f1ee3 100644
--- a/protocols/Telegram/src/stdafx.h
+++ b/protocols/Telegram/src/stdafx.h
@@ -25,6 +25,8 @@
 #include <m_popup.h>
 #include <m_smileyadd.h>
 
+#include "../../libs/freeimage/src/FreeImage.h"
+
 #include "td/telegram/Client.h"
 #include "td/telegram/td_api.h"
 #include "td/telegram/td_api.hpp"
-- 
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