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videobeaux/docs/_site/programs/effects/frame_delay_pro1.html
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<h1><a href="http://localhost:4000/videobeaux/">videobeaux</a></h1>
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<p>The friendly multilateral video toolkit built for artists by artists.</p>
<p class="view"><a href="https://github.com/schwwaaa/videobeaux">View the Project on GitHub <small>schwwaaa/videobeaux</small></a></p>
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<h1 id="frame_delay_pro1">frame_delay_pro1</h1>
<h2 id="description">Description</h2>
<p>Applies an advanced frame-delay effect using a customizable number of delayed frames and weighted blending.<br />
This produces echoing motion trails, temporal smearing, ghosted motion artifacts, and stylized feedback-like delay effects.</p>
<h2 id="purpose">Purpose</h2>
<p><code class="language-plaintext highlighter-rouge">frame_delay_pro1</code> is designed for creators who want:</p>
<ul>
<li>multi-frame echo trails,</li>
<li>weighted motion smears,</li>
<li>ghosting and afterimage effects,</li>
<li>rhythmic temporal pulses,</li>
<li>experimental or abstract motion distortion.</li>
</ul>
<h2 id="how-it-works">How It Works</h2>
<ol>
<li><strong>Frame Buffering</strong><br />
A buffer of past frames is maintained according to <code class="language-plaintext highlighter-rouge">frame_quantity</code>.</li>
<li><strong>Weighted Blending</strong><br />
<code class="language-plaintext highlighter-rouge">frame_weights</code> determines how strongly each delayed frame contributes to the output.
<ul>
<li>Higher weights = stronger visibility</li>
<li>Lower weights = subtle fading trails</li>
</ul>
</li>
<li><strong>Temporal Synthesis</strong><br />
The module blends the weighted frames to create:
<ul>
<li>motion smears</li>
<li>streaking</li>
<li>ghost trails</li>
<li>rhythmic pulses resembling analog video feedback</li>
</ul>
</li>
<li><strong>Encoding</strong><br />
Output is written using global Videobeaux settings (codec, CRF, pixel format).</li>
</ol>
<h2 id="program-template">Program Template</h2>
<div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code>videobeaux -P frame_delay_pro1 \
-i input.mp4 \
-o output.mp4 \
--frame_quantity VALUE \
--frame_weights VALUE
</code></pre></div></div>
<h2 id="arguments">Arguments</h2>
<ul>
<li><strong>frame_quantity</strong> — Number of delayed frames to include in the temporal buffer. Larger values produce longer trails or more complex smears.</li>
<li><strong>frame_weights</strong> — Comma-separated list of blend weights (e.g., <code class="language-plaintext highlighter-rouge">1,0.8,0.5,0.2</code>).<br />
The number of weights should match <code class="language-plaintext highlighter-rouge">frame_quantity</code>, and values determine the intensity of each delay layer.</li>
</ul>
<h2 id="real-world-example">Real World Example</h2>
<div class="language-plaintext highlighter-rouge"><div class="highlight"><pre class="highlight"><code>videobeaux -P frame_delay_pro1 \
-i myvideo.mp4 \
-o frame_delay_pro1_styled.mp4 \
--frame_quantity EXAMPLE \
--frame_weights EXAMPLE
</code></pre></div></div>
<h2 id="program-output">Program Output</h2>
<video controls="" preload="metadata" style="max-width:100%; border-radius:8px; margin:1em 0;">
<source src="https://github.com/schwwaaa/videobeaux/assets/7625379/871ccdb9-ae2b-46e1-8b0f-0514eb92e1aa" type="video/mp4" />
Your browser does not support the video tag.
</video>
<video controls="" preload="metadata" style="max-width:100%; border-radius:8px; margin:1em 0;">
<source src="https://github.com/schwwaaa/videobeaux/assets/7625379/0a727474-25cf-42ab-a717-583e12b4a04d" type="video/mp4" />
Your browser does not support the video tag.
</video>
<video controls="" preload="metadata" style="max-width:100%; border-radius:8px; margin:1em 0;">
<source src="https://github.com/schwwaaa/videobeaux/assets/7625379/5ab60f24-b4e2-4e0e-abc0-cfab62e09cda" type="video/mp4" />
Your browser does not support the video tag.
</video>
<h2 id="technical-notes">Technical Notes</h2>
<ul>
<li>Weight values can exceed 1.0 for extreme ghosting or bloom-like smearing.</li>
<li>Uneven or irregular weight lists produce unpredictable but interesting temporal textures.</li>
<li>Using very high <code class="language-plaintext highlighter-rouge">frame_quantity</code> may increase render time depending on resolution and codec.</li>
<li>Works exceptionally well on footage with fast motion, strobing lights, or repetitive movement patterns.</li>
</ul>
<h2 id="recommended-usage">Recommended Usage</h2>
<ul>
<li>Music video trails and rhythmic pulse effects.</li>
<li>Rotoscoped animations requiring smeared or echoed movement.</li>
<li>Live VJ feedback systems and performance visuals.</li>
<li>Psychedelic edits and temporal collage art.</li>
<li>Slow-motion sequences where motion trails add emotional or surreal tone.</li>
</ul>
<h2 id="quality-tips">Quality Tips</h2>
<ul>
<li>Normalize weights so the sum stays below ~2.0 if you want clean blending without clipping.</li>
<li>Use descending weights (e.g., <code class="language-plaintext highlighter-rouge">1,0.8,0.6,0.4</code>) for smooth decays.</li>
<li>Use chaotic weights (e.g., <code class="language-plaintext highlighter-rouge">1,0,1,0.2</code>) for glitchy motion inconsistencies.</li>
<li>Combine with <code class="language-plaintext highlighter-rouge">double_cup</code> or <code class="language-plaintext highlighter-rouge">bad_animation</code> for hallucination-like layered visuals.</li>
<li>Pair with a clean source and low CRF to preserve subtle trail gradations.</li>
</ul>
</section>
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