c8326e6ddd
Major Features: - Rebrand from Cinema Studio Pro to Lux Studio - New logo and branding (orange/gold theme) - Video generation with Veo 3.1 (I2V and T2V) - Project-first workflow with IndexedDB storage - AI prompt optimizer with intelligent inference Video Gen: - Duration (4s/6s/8s), aspect ratio (16:9/9:16), resolution - Reference image support for I2V - Aspect ratio mismatch warnings - Frame extraction from generated videos - Video streaming with HTTP Range support UI/UX: - Tab navigation with underline style - Portrait format adaptive display - Editable optimized prompts with [AI suggestions] - Auto-save to active project Security: - Remove config.php from tracking (contains API key) - Add comprehensive .gitignore - Remove uploaded session files from repo 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
98 lines
2.5 KiB
PHP
98 lines
2.5 KiB
PHP
<?php
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/**
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* Video Streaming with Range Request Support
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* Enables proper video seeking in browsers
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*/
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$videoDir = __DIR__ . '/generated_videos';
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// Get the requested video file
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$file = isset($_GET['file']) ? basename($_GET['file']) : null;
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if (!$file) {
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http_response_code(400);
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die('No file specified');
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}
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$filePath = $videoDir . '/' . $file;
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// Security: ensure file is within video directory
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$realPath = realpath($filePath);
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$realVideoDir = realpath($videoDir);
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if ($realPath === false || strpos($realPath, $realVideoDir) !== 0) {
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http_response_code(404);
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die('File not found');
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}
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if (!file_exists($filePath)) {
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http_response_code(404);
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die('File not found');
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}
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$fileSize = filesize($filePath);
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$mimeType = 'video/mp4';
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// Check for Range header
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$range = isset($_SERVER['HTTP_RANGE']) ? $_SERVER['HTTP_RANGE'] : null;
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if ($range) {
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// Parse Range header
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list($unit, $rangeSpec) = explode('=', $range, 2);
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if ($unit !== 'bytes') {
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http_response_code(416);
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header("Content-Range: bytes */$fileSize");
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die('Invalid range unit');
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}
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// Parse the range values
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$ranges = explode(',', $rangeSpec);
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$rangeSpec = trim($ranges[0]); // Only handle first range
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list($start, $end) = explode('-', $rangeSpec);
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$start = $start === '' ? 0 : intval($start);
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$end = $end === '' ? $fileSize - 1 : intval($end);
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// Validate range
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if ($start < 0 || $start >= $fileSize || $end >= $fileSize || $start > $end) {
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http_response_code(416);
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header("Content-Range: bytes */$fileSize");
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die('Invalid range');
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}
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$length = $end - $start + 1;
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// Send partial content headers
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http_response_code(206);
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header('Content-Type: ' . $mimeType);
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header('Accept-Ranges: bytes');
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header("Content-Range: bytes $start-$end/$fileSize");
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header("Content-Length: $length");
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header('Cache-Control: public, max-age=86400');
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// Output the requested range
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$fp = fopen($filePath, 'rb');
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fseek($fp, $start);
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$bytesRemaining = $length;
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$bufferSize = 8192;
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while ($bytesRemaining > 0 && !feof($fp)) {
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$readSize = min($bufferSize, $bytesRemaining);
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echo fread($fp, $readSize);
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$bytesRemaining -= $readSize;
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flush();
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}
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fclose($fp);
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} else {
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// No range requested - send full file
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header('Content-Type: ' . $mimeType);
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header('Accept-Ranges: bytes');
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header("Content-Length: $fileSize");
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header('Cache-Control: public, max-age=86400');
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readfile($filePath);
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}
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