Add ControlNet example

Author: saddam213

Assets/Samples/Input.png

@@ -39,14 +39,15 @@ https://github.com/ffbinaries/ffbinaries-prebuilt/releases/download/v6.1/ffprobe
 
 
 # C# Stable Diffusion
-Example Model: https://huggingface.co/runwayml/stable-diffusion-v1-5 (onnx branch)
-
 
 ## Basic Stable Diffusion Example
 Run a simple Stable Diffusion process with a basic prompt
 ```csharp
+//Model: 
+//https://huggingface.co/runwayml/stable-diffusion-v1-5 (onnx branch)
+
 // Create Pipeline
-var pipeline = StableDiffusionPipeline.CreatePipeline("D:\\Repositories\\stable-diffusion-v1-5");
+var pipeline = StableDiffusionPipeline.CreatePipeline("models\\stable-diffusion-v1-5");
 
 // Set Prompt Options
 var promptOptions = new PromptOptions { Prompt = "Photo of a cute dog." };
@@ -65,8 +66,11 @@ await pipeline.UnloadAsync();
 ## Stable Diffusion Batch Example
 Run Stable Diffusion process and return a batch of results
 ```csharp
+//Model: 
+//https://huggingface.co/runwayml/stable-diffusion-v1-5 (onnx branch)
+
 // Create Pipeline
-var pipeline = StableDiffusionPipeline.CreatePipeline("D:\\Repositories\\stable-diffusion-v1-5");
+var pipeline = StableDiffusionPipeline.CreatePipeline("models\\stable-diffusion-v1-5");
 
 // Prompt
 var promptOptions = new PromptOptions{ Prompt = "Photo of a cat" };
@@ -83,10 +87,92 @@ await foreach (var result in pipeline.RunBatchAsync(batchOptions, promptOptions)
 {
     // Save Image result
    var image = result.ImageResult.ToImage();
-   await image.SaveAsPngAsync($"D:\\Results\\Image_{result.SchedulerOptions.Seed}.png");
+   await image.SaveAsPngAsync($"Output_Batch_{result.SchedulerOptions.Seed}.png");
 }
 
 // Unload Pipleine
 await pipeline.UnloadAsync();
 
 ```
+
+
+
+## Stable Diffusion ImageToImage Example
+Run Stable Diffusion process with an initial image as input
+```csharp
+//Model: 
+//https://huggingface.co/runwayml/stable-diffusion-v1-5 (onnx branch)
+
+// Create Pipeline
+var pipeline = StableDiffusionPipeline.CreatePipeline("models\\stable-diffusion-v1-5");
+
+// Load Input Image
+var inputImage = await InputImage.FromFileAsync("Input.png");
+
+// Set Prompt Options
+var promptOptions = new PromptOptions
+{
+    DiffuserType = DiffuserType.ImageToImage,
+    Prompt = "Photo of a cute dog.",
+    InputImage = inputImage
+};
+
+// Set Sheduler Options
+var schedulerOptions = pipeline.DefaultSchedulerOptions with
+{
+    // How much the output should look like the input
+    Strength = 0.8f 
+};
+
+// Run Pipleine
+var result = await pipeline.RunAsync(promptOptions, schedulerOptions);
+
+// Save image result
+var image = result.ToImage();
+await image.SaveAsPngAsync("Output_ImageToImage.png");
+
+// Unload Pipleine
+await pipeline.UnloadAsync();
+```
+| Input  | Output |
+| :--- | :--- |
+<img src="../Assets/Samples/Input.png" width="256"/> | <img src="../Assets/Samples/Output_ImageToImage.png" width="256"/>
+
+
+## Stable Diffusion ControlNet Example
+Run Stable Diffusion process with ControlNet depth
+```csharp
+//Models: 
+//https://huggingface.co/axodoxian/controlnet_onnx
+//https://huggingface.co/axodoxian/stable_diffusion_onnx
+
+// Create Pipeline
+var pipeline = StableDiffusionPipeline.CreatePipeline("models\\stable_diffusion_onnx", ModelType.ControlNet);
+
+// Load ControlNet Model
+var controlNet = ControlNetModel.Create("models\\controlnet_onnx\\controlnet\\depth.onnx");
+
+// Load Control Image
+var controlImage = await InputImage.FromFileAsync("Input_Depth.png");
+
+// Set Prompt Options
+var promptOptions = new PromptOptions
+{
+    DiffuserType = DiffuserType.ControlNet,
+    Prompt = "Photo-realistic alien",
+    InputContolImage = controlImage
+};
+
+// Run Pipleine
+var result = await pipeline.RunAsync(promptOptions, controlNet: controlNet) ;
+
+// Save image result
+var image = result.ToImage();
+await image.SaveAsPngAsync("Output_ControlNet.png");
+
+// Unload Pipleine
+await pipeline.UnloadAsync();
+```
+| Input  | Output |
+| :--- | :--- |
+<img src="../Assets/Samples/Input_Depth.png" width="256"/> | <img src="../Assets/Samples/Input_Depth.png" width="256"/>