Add app files.

.gitattributes

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README.md

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 ---
 title: Gif Reverser
-emoji: 💻
-colorFrom: pink
-colorTo: red
+emoji: 🔄
+colorFrom: orange
+colorTo: blue
 sdk: gradio
 sdk_version: 3.47.1
 app_file: app.py
 pinned: false
 license: apache-2.0
+tags:
+  - daily-demos
+  - daily-demos-2023-10-15
+  - gradio
 ---
 
-Check out the configuration reference at https://huggingface.co/docs/hub/spaces-config-reference
+# 2023-10-15 Daily Demo - Gif Reverser
+
+A daily demo space created by [@gstaff](https://huggingface.co/gstaff).
+
+## Description
+A gif reverser utility using gradio.
+
+![screenshot](2023-10-15-daily-demo-screenshot.png "Screenshot")
+
+## Credits
+Example image taken from Google images.

app.py

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+import gradio as gr
+from PIL import Image
+import tempfile
+
+
+def reverse(input_path, frames_per_second):
+    # Open the GIF file
+    gif = Image.open(input_path)
+
+    # Get the number of frames in the GIF
+    num_frames = gif.n_frames
+
+    # Create a list to hold the reversed frames
+    reversed_frames = []
+
+    # Iterate through the frames in reverse order
+    for frame_number in range(num_frames, 0, -1):
+        gif.seek(frame_number - 1)
+        frame = gif.copy()
+        reversed_frames.append(frame)
+
+    # Interesting blur effect on gifs with transparent background
+    if 'duration' not in gif.info:
+        # Default is 8 frames per second from AnimatedDiff
+        duration = frames_per_second * num_frames
+        gif.info['duration'] = duration
+
+    # Save the reversed frames as a new GIF
+    with tempfile.NamedTemporaryFile(suffix=".gif", delete=False) as temp_file:
+        temp_filename = temp_file.name
+        reversed_frames[0].save(temp_filename, save_all=True, append_images=reversed_frames[1:],
+                                duration=gif.info['duration'], loop=0)
+        return temp_filename
+
+
+def reverse_gifs(input_paths, frames_per_second):
+    if input_paths is None:
+        return None, None
+    input_paths = [f.name for f in input_paths]
+
+    temp_filenames = []
+    for input_path in input_paths:
+        temp_filenames.append(reverse(input_path, frames_per_second))
+
+    return input_paths, temp_filenames
+
+
+with gr.Blocks(theme='gstaff/sketch') as demo:
+    gr.Markdown(value='# GIF Reversing Tool')
+    with gr.Row():
+        with gr.Column(scale=1):
+            gr.Markdown('## Load animated gifs to reverse')
+            image_in = gr.Files(label="Input Gif Files", type='file', file_types=['.gif'])
+            frame_rate = gr.Number(label="Frames per Second to use (if not in gif metadata)", value=8, minimum=1,
+                                   maximum=360, step=1, interactive=True)
+            image_display = gr.Gallery(label="Input Images", interactive=False)
+        with gr.Column(scale=1):
+            gr.Markdown('## View the reversed gif')
+            image_out = gr.Gallery(label="Reversed Gif Images")
+            clear_button = gr.ClearButton(components=[image_in])
+
+    image_in.change(reverse_gifs, [image_in, frame_rate], [image_display, image_out])
+    gr.Examples(examples=[[['./example.gif'], 8]],
+                inputs=[image_in, frame_rate], outputs=[image_display, image_out], fn=reverse_gifs, cache_examples=True)
+
+    with gr.Accordion('Developer Notes:', open=False):
+        gr.Markdown('This gif reverser is a simple utility I made for myself.\n\n'
+                    'The default of 8 frames per second works for the default settings of [AnimateDiff](https://github.com/continue-revolution/sd-webui-animatediff).\n\n'
+                    'Future enhancements could be to auto-determine the framerate when otherwise not available in the gif metadata.')
+
+if __name__ == '__main__':
+    demo.launch()