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fix: null check crash in SpectrogramView when spectrum loaded from PNG cache

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This commit is contained in:
zarzet 2026-03-27 04:24:19 +07:00
parent e9b24712c5
commit 8979210804
1 changed files with 14 additions and 5 deletions
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19
lib/widgets/audio_analysis_widget.dart
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@ -593,7 +593,11 @@ class _AudioAnalysisCardState extends State<AudioAnalysisCard> {
_AudioInfoCard(data: data),
if (_spectrogramImage != null) ...[
const SizedBox(height: 12),
_SpectrogramView(image: _spectrogramImage!, spectrum: data.spectrum!),
_SpectrogramView(
image: _spectrogramImage!,
sampleRate: data.sampleRate,
maxFreq: data.spectrum?.maxFreq ?? data.sampleRate / 2,
),
],
],
);
@ -966,9 +970,14 @@ class _MetricChip extends StatelessWidget {
class _SpectrogramView extends StatelessWidget {
final ui.Image image;
final SpectrogramData spectrum;
final int sampleRate;
final double maxFreq;
const _SpectrogramView({required this.image, required this.spectrum});
const _SpectrogramView({
required this.image,
required this.sampleRate,
required this.maxFreq,
});
@override
Widget build(BuildContext context) {
@ -992,12 +1001,12 @@ class _SpectrogramView extends StatelessWidget {
child: Row(
children: [
Text(
'${context.l10n.audioAnalysisSampleRate}: ${spectrum.sampleRate} Hz',
'${context.l10n.audioAnalysisSampleRate}: $sampleRate Hz',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 11),
),
const Spacer(),
Text(
'${context.l10n.audioAnalysisNyquist}: ${(spectrum.maxFreq / 1000).toStringAsFixed(1)} kHz',
'${context.l10n.audioAnalysisNyquist}: ${(maxFreq / 1000).toStringAsFixed(1)} kHz',
style: TextStyle(color: cs.onSurfaceVariant, fontSize: 11),
),
],