Claude
6c56306873
Full-featured video conversion platform with: - FFmpeg-based pipeline system with composable stages (transcode, scale, filter, audio, bitrate, framerate, trim, deinterlace, denoise, stabilize) - Live stream management with real-time format switching (RTMP/RTSP/HTTP) - Industrial/nuclear power plant control room themed UI with gauges, switches, LED indicators - Format switchboard for instant conversion between 16+ video/audio formats - Pipeline designer with visual flow editor and drag-and-drop stage composition - Job queue with priority scheduling and batch conversion - WebSocket server for real-time progress broadcasting - REST API for all operations (upload, convert, streams, pipelines, queue) - System monitoring (CPU, memory, disk) with animated gauge displays - Docker Compose setup with web, websocket, and worker services https://claude.ai/code/session_01WxmHGnVFXGm2bwbFREHkHb
107 lines
3.5 KiB
PHP
107 lines
3.5 KiB
PHP
<?php
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namespace VideoConverter\Process;
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class MediaProbe
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{
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private string $ffprobe;
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public function __construct()
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{
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$config = require __DIR__ . '/../../config/app.php';
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$this->ffprobe = $config['ffmpeg']['ffprobe'];
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}
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public function analyze(string $filePath): array
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{
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$cmd = sprintf(
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'%s -v quiet -print_format json -show_format -show_streams %s',
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$this->ffprobe,
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escapeshellarg($filePath)
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);
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$output = shell_exec($cmd);
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$data = json_decode($output ?: '{}', true);
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if (!$data) {
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return ['error' => 'Could not analyze file'];
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}
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return $this->parseProbeData($data);
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}
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public function getDuration(string $filePath): float
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{
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$info = $this->analyze($filePath);
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return (float)($info['duration'] ?? 0);
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}
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public function getThumbnail(string $filePath, string $outputPath, string $time = '00:00:01'): bool
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{
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$config = require __DIR__ . '/../../config/app.php';
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$cmd = sprintf(
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'%s -y -i %s -ss %s -vframes 1 -vf scale=320:-1 %s 2>/dev/null',
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$config['ffmpeg']['binary'],
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escapeshellarg($filePath),
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escapeshellarg($time),
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escapeshellarg($outputPath)
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);
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exec($cmd, $output, $exitCode);
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return $exitCode === 0;
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}
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private function parseProbeData(array $data): array
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{
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$result = [
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'format' => $data['format']['format_long_name'] ?? 'Unknown',
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'format_name' => $data['format']['format_name'] ?? '',
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'duration' => (float)($data['format']['duration'] ?? 0),
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'size' => (int)($data['format']['size'] ?? 0),
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'bitrate' => (int)($data['format']['bit_rate'] ?? 0),
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'streams' => [],
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'video' => null,
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'audio' => null,
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];
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foreach (($data['streams'] ?? []) as $stream) {
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$type = $stream['codec_type'] ?? '';
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$info = [
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'index' => $stream['index'],
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'type' => $type,
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'codec' => $stream['codec_name'] ?? 'unknown',
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'codec_long' => $stream['codec_long_name'] ?? '',
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];
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if ($type === 'video') {
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$info['width'] = (int)($stream['width'] ?? 0);
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$info['height'] = (int)($stream['height'] ?? 0);
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$info['fps'] = $this->parseFps($stream['r_frame_rate'] ?? '0/1');
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$info['pix_fmt'] = $stream['pix_fmt'] ?? '';
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$info['bitrate'] = (int)($stream['bit_rate'] ?? 0);
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$info['profile'] = $stream['profile'] ?? '';
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$info['level'] = $stream['level'] ?? '';
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if (!$result['video']) $result['video'] = $info;
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} elseif ($type === 'audio') {
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$info['sample_rate'] = (int)($stream['sample_rate'] ?? 0);
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$info['channels'] = (int)($stream['channels'] ?? 0);
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$info['channel_layout'] = $stream['channel_layout'] ?? '';
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$info['bitrate'] = (int)($stream['bit_rate'] ?? 0);
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if (!$result['audio']) $result['audio'] = $info;
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}
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$result['streams'][] = $info;
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}
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return $result;
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}
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private function parseFps(string $frac): float
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{
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$parts = explode('/', $frac);
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if (count($parts) === 2 && (int)$parts[1] > 0) {
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return round((int)$parts[0] / (int)$parts[1], 2);
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}
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return (float)$frac;
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}
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}
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