reinstate aspect ratio, tweak text

app.py

@@ -111,7 +111,7 @@ css = """
 with gr.Blocks(css=css) as demo:
     with gr.Column(elem_id="col-container"):
         gr.Markdown('<img src="https://qianwen-res.oss-cn-beijing.aliyuncs.com/Qwen-Image/qwen_image_logo.png" alt="Qwen-Image Logo" width="400" style="display: block; margin: 0 auto;">')
-        gr.Markdown("[Learn more](https://github.com/QwenLM/Qwen-Image) about the Qwen-Image series. Try on [Qwen Chat](https://chat.qwen.ai/), or [download model](https://huggingface.co/Qwen/Qwen-Image) to run locally with ComfyUI or diffusers. <br /> **This version does not include the 'prompt polisher', and uses 20 inference steps by default to target ~30s generation times**.")
+        gr.Markdown("[Learn more](https://github.com/QwenLM/Qwen-Image) about the Qwen-Image series. Try on [Qwen Chat](https://chat.qwen.ai/), or [download model](https://huggingface.co/Qwen/Qwen-Image) to run locally with ComfyUI or diffusers. <br /> **This version does not include the 'prompt polisher', and defaults to 20 inference steps to target ~30s generation times**.")
         with gr.Row():
             prompt = gr.Text(
                 label="Prompt",
@@ -143,9 +143,9 @@ with gr.Blocks(css=css) as demo:
 
             with gr.Row():
                 aspect_ratio = gr.Radio(
-                    label="Image Size (16:9 aspect ratio)",
-                    choices=["16:9_large", "16:9_three_quarter", "16:9_half"],
-                    value="16:9_half",
+                    label="Aspect ratio (width:height)",
+                    choices=["1:1", "16:9", "9:16", "4:3", "3:4", "3:2", "2:3"],
+                    value="16:9",
                 )
 
             with gr.Row():