Michael Schiemer
fc3d7e6357
- Add comprehensive health check system with multiple endpoints - Add Prometheus metrics endpoint - Add production logging configurations (5 strategies) - Add complete deployment documentation suite: * QUICKSTART.md - 30-minute deployment guide * DEPLOYMENT_CHECKLIST.md - Printable verification checklist * DEPLOYMENT_WORKFLOW.md - Complete deployment lifecycle * PRODUCTION_DEPLOYMENT.md - Comprehensive technical reference * production-logging.md - Logging configuration guide * ANSIBLE_DEPLOYMENT.md - Infrastructure as Code automation * README.md - Navigation hub * DEPLOYMENT_SUMMARY.md - Executive summary - Add deployment scripts and automation - Add DEPLOYMENT_PLAN.md - Concrete plan for immediate deployment - Update README with production-ready features All production infrastructure is now complete and ready for deployment.
66 lines
1.7 KiB
PHP
66 lines
1.7 KiB
PHP
<?php
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echo "=== Format Information Analysis ===\n\n";
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// ISO/IEC 18004 Specification:
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// EC Level encoding in format info:
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// L = 01
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// M = 00
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// Q = 11
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// H = 10
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// Current table entry for M, Pattern 2:
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$currentFormatBits = 0b101111001111100;
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$currentBinary = sprintf('%015b', $currentFormatBits);
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echo "Current M, Pattern 2: {$currentBinary}\n";
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echo "Bits breakdown:\n";
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echo " Bits 0-1 (EC): " . substr($currentBinary, 0, 2) . " = ";
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$ecBits = substr($currentBinary, 0, 2);
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echo match($ecBits) {
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'01' => 'L',
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'00' => 'M',
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'11' => 'Q',
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'10' => 'H',
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default => 'Unknown'
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};
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echo "\n";
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echo " Bits 2-4 (Mask): " . substr($currentBinary, 2, 3) . " = Pattern " . bindec(substr($currentBinary, 2, 3)) . "\n";
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echo " Bits 5-14 (BCH): " . substr($currentBinary, 5) . "\n\n";
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// Reference: Correct format for M, Pattern 2 should start with 00010
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echo "Expected for M, Pattern 2:\n";
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echo " EC Level M = 00\n";
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echo " Mask Pattern 2 = 010\n";
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echo " Combined (5 data bits) = 00010\n";
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echo " With BCH correction = 00010?????????? (10 BCH bits)\n\n";
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// Check all M entries
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echo "Checking all M entries in table:\n";
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$tableM = [
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0 => 0b101010000010010,
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1 => 0b101000100100101,
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2 => 0b101111001111100,
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3 => 0b101101101001011,
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4 => 0b100010111111001,
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5 => 0b100000011001110,
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6 => 0b100111110010111,
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7 => 0b100101010100000,
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];
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foreach ($tableM as $mask => $formatBits) {
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$binary = sprintf('%015b', $formatBits);
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$ecBits = substr($binary, 0, 2);
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$maskBits = substr($binary, 2, 3);
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echo "Mask {$mask}: {$binary} ";
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echo "EC=" . match($ecBits) {
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'01' => 'L',
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'00' => 'M',
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'11' => 'Q',
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'10' => 'H'
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};
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echo " Mask={$maskBits}\n";
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}
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