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import streamlit as st
import os
# Video directories
VIDEO_FOLDER_1 = "./src/synthda_falling_realreal/"
VIDEO_FOLDER_2 = "./src/synthda_demo_fall_2/"
# Set page layout
st.set_page_config(layout="wide")
# Title and description (centered)
st.markdown("""
<h1 style="text-align: center;">Project SynthDa</h1>
<h3 style="text-align: center;">SynthDa Interpolation Demo Viewer</h3>
<p style="text-align: center;">
AutoSynthDa blends two input motion videos to <strong>generate kinematically coherent, synthetic action videos</strong>.<br>
Use the sliders below to explore how the system interpolates motion from one video to another.<br>
Source: <a href="https://github.com/nvidia/synthda" target="_blank">github.com/nvidia/synthda</a>
</p>
""", unsafe_allow_html=True)
# ---------- Row 1: synthda_falling_realreal ----------
st.markdown("## Demo Set 1: Synthetic-Real Interpolation [Fall]")
weight1 = st.slider("Interpolation Weight (Set 1)", 0.0, 1.0, 0.5, step=0.1)
if weight1 == 0.0:
interp_text1 = "Showing Input Video 1 (no interpolation)"
elif weight1 == 1.0:
interp_text1 = "Showing Input Video 2 (no interpolation)"
else:
w2 = round(1.0 - weight1, 1)
interp_text1 = f"Generated motion: {weight1:.1f} from Input Video 1 + {w2:.1f} from Input Video 2"
st.markdown(f"**{interp_text1}**")
filename_interp = f"videos_generated_{weight1:.1f}.mp4"
filename_input1 = "videos_generated_0.0.mp4"
filename_input2 = "videos_generated_1.0.mp4"
video_interp = os.path.join(VIDEO_FOLDER_1, filename_interp)
video_input1 = os.path.join(VIDEO_FOLDER_1, filename_input1)
video_input2 = os.path.join(VIDEO_FOLDER_1, filename_input2)
col1, col2, col3 = st.columns(3)
with col1:
st.markdown("**Input Video 1 (Generated)**")
if os.path.exists(video_input1):
st.video(video_input1)
else:
st.error("Video 1 not found")
with col2:
st.markdown("**Interpolated Video**")
if os.path.exists(video_interp):
st.video(video_interp)
else:
st.error("Interpolated video not found")
with col3:
st.markdown("**Input Video 2 (Real)**")
if os.path.exists(video_input2):
st.video(video_input2)
else:
st.error("Video 2 not found")
# ---------- Row 2: synthda_demo_fall_2 ----------
st.markdown("## Demo Set 2: Real-Real Interpolation [Fall]")
weight2 = st.slider("Interpolation Weight (Set 2)", 0.0, 1.0, 0.5, step=0.1)
if weight2 == 0.0:
interp_text2 = "Showing Input Video 1 (no interpolation)"
elif weight2 == 1.0:
interp_text2 = "Showing Input Video 2 (no interpolation)"
else:
w2 = round(1.0 - weight2, 1)
interp_text2 = f"Generated motion: {weight2:.1f} from Input Video 1 + {w2:.1f} from Input Video 2"
st.markdown(f"**{interp_text2}**")
filename_interp2 = f"videos_generated_{weight2:.1f}.mp4"
filename_input1_2 = "videos_generated_0.0.mp4"
filename_input2_2 = "videos_generated_1.0.mp4"
video_interp2 = os.path.join(VIDEO_FOLDER_2, filename_interp2)
video_input1_2 = os.path.join(VIDEO_FOLDER_2, filename_input1_2)
video_input2_2 = os.path.join(VIDEO_FOLDER_2, filename_input2_2)
col4, col5, col6 = st.columns(3)
with col4:
st.markdown("**Input Video 1 (Generated)**")
if os.path.exists(video_input1_2):
st.video(video_input1_2)
else:
st.error("Video 1 not found")
with col5:
st.markdown("**Interpolated Video**")
if os.path.exists(video_interp2):
st.video(video_interp2)
else:
st.error("Interpolated video not found")
with col6:
st.markdown("**Input Video 2 (Real)**")
if os.path.exists(video_input2_2):
st.video(video_input2_2)
else:
st.error("Video 2 not found")
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