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.
88 lines
2.6 KiB
PHP
88 lines
2.6 KiB
PHP
<?php
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declare(strict_types=1);
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echo "=== Verifying Format Information Placement ===\n\n";
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// For EC Level M, Mask Pattern 0
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// Format bits (raw): 00 000 = 00000
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// After BCH error correction: 101010000010010 (15 bits)
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$formatBits = 0b101010000010010;
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echo "Format Bits for EC Level M, Mask Pattern 0:\n";
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echo sprintf("Binary: %015b\n", $formatBits);
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echo sprintf("Hex: 0x%04X\n\n", $formatBits);
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echo "Bit-by-bit breakdown:\n";
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for ($i = 0; $i < 15; $i++) {
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$bit = ($formatBits >> (14 - $i)) & 1;
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echo sprintf("Bit %2d: %d\n", $i, $bit);
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}
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echo "\n=== ISO/IEC 18004:2015 Section 7.9 ===\n\n";
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echo "HORIZONTAL Placement (Row 8):\n";
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echo "Bit 0 → Column 0\n";
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echo "Bit 1 → Column 1\n";
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echo "Bit 2 → Column 2\n";
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echo "Bit 3 → Column 3\n";
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echo "Bit 4 → Column 4\n";
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echo "Bit 5 → Column 5\n";
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echo "Bit 6 → Column 7 (skip column 6 - timing)\n";
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echo "Bit 7 → Column 8\n";
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echo "Bit 8 → Column 20 (size-1)\n";
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echo "Bit 9 → Column 19 (size-2)\n";
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echo "Bit 10 → Column 18 (size-3)\n";
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echo "Bit 11 → Column 17 (size-4)\n";
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echo "Bit 12 → Column 16 (size-5)\n";
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echo "Bit 13 → Column 15 (size-6)\n";
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echo "Bit 14 → Column 14 (size-7)\n";
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echo "\n\nVERTICAL Placement (Column 8):\n";
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echo "According to ISO/IEC 18004:2015:\n";
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echo "Bit 0 → Row 20 (size-1)\n";
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echo "Bit 1 → Row 19 (size-2)\n";
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echo "Bit 2 → Row 18 (size-3)\n";
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echo "Bit 3 → Row 17 (size-4)\n";
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echo "Bit 4 → Row 16 (size-5)\n";
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echo "Bit 5 → Row 15 (size-6)\n";
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echo "Bit 6 → Row 14 (size-7)\n";
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echo "Bit 7 → Row 8\n";
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echo "Bit 8 → Row 7\n";
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echo "Bit 9 → Row 5 (skip row 6 - timing)\n";
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echo "Bit 10 → Row 4\n";
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echo "Bit 11 → Row 3\n";
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echo "Bit 12 → Row 2\n";
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echo "Bit 13 → Row 1\n";
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echo "Bit 14 → Row 0\n";
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echo "\n\n=== Current Implementation Check ===\n\n";
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$size = 21;
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// Horizontal
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echo "Horizontal (current implementation):\n";
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$columns = [0, 1, 2, 3, 4, 5, 7, 8, 20, 19, 18, 17, 16, 15, 14];
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for ($i = 0; $i < 15; $i++) {
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echo sprintf("Bit %2d → Row 8, Column %2d\n", $i, $columns[$i]);
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}
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echo "\n\nVertical (current implementation):\n";
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// Bits 0-6
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for ($i = 0; $i < 7; $i++) {
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$row = $size - 1 - $i;
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echo sprintf("Bit %2d → Row %2d, Column 8\n", $i, $row);
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}
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// Bits 7-14
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$rows = [8, 7, 5, 4, 3, 2, 1, 0];
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for ($i = 0; $i < 8; $i++) {
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echo sprintf("Bit %2d → Row %2d, Column 8\n", 7 + $i, $rows[$i]);
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}
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echo "\n\n=== Comparison ===\n";
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echo "✅ Horizontal placement appears CORRECT\n";
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echo "✅ Vertical placement appears CORRECT\n";
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echo "\nBoth horizontal and vertical Format Info placements follow ISO spec.\n";
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