Minor fix in gif delay calculation.

src/eepp/graphics/image.cpp

@@ -1092,6 +1092,14 @@ std::pair<std::vector<Image>, int> Image::loadGif( IOStream& stream ) {
 	}
 
 	auto delay = delays[0];
+	if ( delay == 0 ) {
+		for ( int i = 0; i < frames; i++ ) {
+			if ( delays[i] != 0 ) {
+				delay = delays[i];
+				break;
+			}
+		}
+	}
 	free( data );
 	free( delays );
 	return { std::move( gif ), delay ? delay : 100 };

src/eepp/graphics/sprite.cpp

@@ -717,11 +717,15 @@ Sizef Sprite::setSize( const unsigned int& FrameNum, const unsigned int& SubFram
 }
 
 Sizef Sprite::getSize() {
-	return mFrames[mCurrentFrame].Spr[mCurrentSubFrame]->getSize();
+	return mCurrentFrame < mFrames.size() && mCurrentSubFrame < mFrames[mCurrentFrame].Spr.size()
+			   ? mFrames[mCurrentFrame].Spr[mCurrentSubFrame]->getSize()
+			   : Sizef::Zero;
 }
 
 Sizef Sprite::getPixelsSize() {
-	return mFrames[mCurrentFrame].Spr[mCurrentSubFrame]->getPixelsSize();
+	return mCurrentFrame < mFrames.size() && mCurrentSubFrame < mFrames[mCurrentFrame].Spr.size()
+			   ? mFrames[mCurrentFrame].Spr[mCurrentSubFrame]->getPixelsSize()
+			   : Sizef::Zero;
 }
 
 void Sprite::setRepetitions( const int& Repeations ) {

src/eepp/graphics/texture.cpp

@@ -980,6 +980,14 @@ std::pair<std::vector<Texture*>, int> Texture::loadGif( IOStream& stream ) {
 	}
 
 	auto delay = delays[0];
+	if ( delay == 0 ) {
+		for ( int i = 0; i < frames; i++ ) {
+			if ( delays[i] != 0 ) {
+				delay = delays[i];
+				break;
+			}
+		}
+	}
 	free( data );
 	free( delays );
 	return { std::move( gif ), delay ? delay : 100 };