Fallback Tidal with search and ISRC matching

frontend/src/components/AudioAnalysis.tsx

@@ -7,7 +7,9 @@ import {
   Radio,
   TrendingUp,
   FileAudio,
-  Clock
+  Clock,
+  Gauge,
+  HardDrive
 } from "lucide-react";
 import type { AnalysisResult } from "@/types/api";
 
@@ -75,6 +77,21 @@ export function AudioAnalysis({
     return num.toFixed(2);
   };
 
+  // Calculate Nyquist frequency (half of sample rate)
+  const nyquistFreq = result.sample_rate / 2;
+
+  // Calculate approximate data size (uncompressed PCM)
+  // Formula: sample_rate * channels * (bits_per_sample / 8) * duration
+  const dataSizeBytes = result.sample_rate * result.channels * (result.bits_per_sample / 8) * result.duration;
+  const dataSizeMB = dataSizeBytes / (1024 * 1024);
+
+  const formatDataSize = (mb: number) => {
+    if (mb >= 1024) {
+      return `${(mb / 1024).toFixed(2)} GB`;
+    }
+    return `${mb.toFixed(2)} MB`;
+  };
+
   return (
     <Card>
       <CardHeader>
@@ -124,6 +141,22 @@ export function AudioAnalysis({
             </div>
             <p className="font-semibold">{formatDuration(result.duration)}</p>
           </div>
+
+          <div className="space-y-1">
+            <div className="flex items-center gap-2 text-xs text-muted-foreground">
+              <Gauge className="h-3 w-3" />
+              Nyquist Frequency
+            </div>
+            <p className="font-semibold">{(nyquistFreq / 1000).toFixed(1)} kHz</p>
+          </div>
+
+          <div className="space-y-1">
+            <div className="flex items-center gap-2 text-xs text-muted-foreground">
+              <HardDrive className="h-3 w-3" />
+              Data Size
+            </div>
+            <p className="font-semibold">{formatDataSize(dataSizeMB)}</p>
+          </div>
         </div>
 
         {/* Dynamic Range Analysis */}