Add auto play

Author: RaiaN

Source/RuntimeImageLoader/Private/RuntimeGifReader.cpp

@@ -10,12 +10,13 @@
 DEFINE_LOG_CATEGORY(RuntimeGifReader);
 
 
-URuntimeGifReader* URuntimeGifReader::LoadGIF(const FString& GIFFilename, TEnumAsByte<enum TextureFilter> InFilterMode, bool bSynchronous)
+URuntimeGifReader* URuntimeGifReader::LoadGIF(const FString& GIFFilename, TEnumAsByte<enum TextureFilter> InFilterMode, bool bAutoPlay, bool bSynchronous)
 {
 	FGifReadRequest Request;
 	{
 		Request.InputGif.ImageFilename = GIFFilename;
 		Request.FilterMode = InFilterMode;
+		Request.bAutoPlay = bAutoPlay;
 	}
 
 	URuntimeGifReader* GifReader = NewObject<URuntimeGifReader>();
@@ -24,12 +25,13 @@ URuntimeGifReader* URuntimeGifReader::LoadGIF(const FString& GIFFilename, TEnumA
 	return GifReader;
 }
 
-URuntimeGifReader* URuntimeGifReader::LoadGIFFromBytes(TArray<uint8>& GifBytes, TEnumAsByte<enum TextureFilter> InFilterMode, bool bSynchronous)
+URuntimeGifReader* URuntimeGifReader::LoadGIFFromBytes(TArray<uint8>& GifBytes, TEnumAsByte<enum TextureFilter> InFilterMode, bool bAutoPlay, bool bSynchronous)
 {
 	FGifReadRequest Request;
 	{
 		Request.InputGif.ImageBytes = MoveTemp(GifBytes);
 		Request.FilterMode = InFilterMode;
+		Request.bAutoPlay = bAutoPlay;
 	}
 
 	URuntimeGifReader* GifReader = NewObject<URuntimeGifReader>();
@@ -161,8 +163,16 @@ void URuntimeGifReader::CreateTextureOnGameThread(int32 Width, int32 Height, con
 	ReadResult.OutTexture->SRGB = true;
 	ReadResult.OutTexture->UpdateResource();
 
-	// Auto-start playback
-	ReadResult.OutTexture->PlayFromStart();
+	// Auto-start playback if enabled
+	if (Request.bAutoPlay)
+	{
+		ReadResult.OutTexture->PlayFromStart();
+		UE_LOG(RuntimeGifReader, Log, TEXT("CreateTextureOnGameThread: Auto-play enabled, started playback"));
+	}
+	else
+	{
+		UE_LOG(RuntimeGifReader, Log, TEXT("CreateTextureOnGameThread: Auto-play disabled. Call Play() or PlayFromStart() on the texture to start playback."));
+	}
 
 	UE_LOG(RuntimeGifReader, Log, TEXT("CreateTextureOnGameThread: Complete. Texture ready, bPlaying=%d"), 
 		ReadResult.OutTexture->IsPlaying());

Source/RuntimeImageLoader/Public/RuntimeGifReader.h

@@ -21,6 +21,9 @@ struct RUNTIMEIMAGELOADER_API FGifReadRequest
 {
 	FInputImageDescription InputGif;
     TEnumAsByte<TextureFilter> FilterMode = TextureFilter::TF_Default;
+	
+	/** If true, the GIF will automatically start playing after loading. Default is true. */
+	bool bAutoPlay = true;
 };
 
 USTRUCT()
@@ -44,10 +47,10 @@ class RUNTIMEIMAGELOADER_API URuntimeGifReader : public UBlueprintAsyncActionBas
 public:
 	/** GIF */
     UFUNCTION(BlueprintCallable, meta = (BlueprintInternalUseOnly = "true"), Category = "Runtime Gif Reader")
-    static URuntimeGifReader* LoadGIF(const FString& GIFFilename, TEnumAsByte<enum TextureFilter> InFilterMode = TextureFilter::TF_Trilinear, bool bSynchronous = false);
+    static URuntimeGifReader* LoadGIF(const FString& GIFFilename, TEnumAsByte<enum TextureFilter> InFilterMode = TextureFilter::TF_Trilinear, bool bAutoPlay = true, bool bSynchronous = false);
 
     UFUNCTION(BlueprintCallable, meta = (BlueprintInternalUseOnly = "true"), Category = "Runtime Gif Reader")
-	static URuntimeGifReader* LoadGIFFromBytes(UPARAM(ref) TArray<uint8>& GifBytes, TEnumAsByte<enum TextureFilter> InFilterMode = TextureFilter::TF_Trilinear, bool bSynchronous = false);
+	static URuntimeGifReader* LoadGIFFromBytes(UPARAM(ref) TArray<uint8>& GifBytes, TEnumAsByte<enum TextureFilter> InFilterMode = TextureFilter::TF_Trilinear, bool bAutoPlay = true, bool bSynchronous = false);
 
 public:
 	// Bind to these events when you want to use async API from C++