From ebe4672eff175bde39db193d061eb9ca4257118a Mon Sep 17 00:00:00 2001
From: Hermet Park <hermet@lottiefiles.com>
Date: Mon, 6 Nov 2023 16:46:14 +0900
Subject: [PATCH] saver/gif: Fix a clipping issue.

The Lottie loader missed handling the base clipper resizing.
This patch addresses the issue.
---
 src/loaders/lottie/tvgLottieLoader.cpp | 5 +++++
 src/savers/gif/tvgGifSaver.cpp         | 3 +--
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/src/loaders/lottie/tvgLottieLoader.cpp b/src/loaders/lottie/tvgLottieLoader.cpp
index 549c9968..9d420583 100644
--- a/src/loaders/lottie/tvgLottieLoader.cpp
+++ b/src/loaders/lottie/tvgLottieLoader.cpp
@@ -274,6 +274,11 @@ bool LottieLoader::resize(Paint* paint, float w, float h)
     Matrix m = {sx, 0, 0, 0, sy, 0, 0, 0, 1};
     paint->transform(m);
 
+    //apply the scale to the base clipper
+    const Paint* clipper;
+    paint->composite(&clipper);
+    if (clipper) const_cast<Paint*>(clipper)->transform(m);
+
     return true;
 }
 
diff --git a/src/savers/gif/tvgGifSaver.cpp b/src/savers/gif/tvgGifSaver.cpp
index 93c6bfa9..dd81bc76 100644
--- a/src/savers/gif/tvgGifSaver.cpp
+++ b/src/savers/gif/tvgGifSaver.cpp
@@ -53,8 +53,7 @@ void GifSaver::run(unsigned tid)
 
     //use the default fps
     if (fps > 60.0f) fps = 60.0f;   // just in case
-
-    if (mathZero(fps)) {
+    else if (mathZero(fps) || fps < 0.0f) {
         fps = (animation->totalFrame() / animation->duration());
     }