123 lines
4.7 KiB
Dart
123 lines
4.7 KiB
Dart
import 'dart:collection';
|
|
import 'dart:typed_data';
|
|
|
|
import 'package:aves/model/image_entry.dart';
|
|
import 'package:aves/ref/mime_types.dart';
|
|
import 'package:aves/services/android_debug_service.dart';
|
|
import 'package:aves/utils/constants.dart';
|
|
import 'package:aves/widgets/common/identity/aves_expansion_tile.dart';
|
|
import 'package:aves/widgets/viewer/info/common.dart';
|
|
import 'package:flutter/material.dart';
|
|
|
|
class MetadataTab extends StatefulWidget {
|
|
final ImageEntry entry;
|
|
|
|
const MetadataTab({@required this.entry});
|
|
|
|
@override
|
|
_MetadataTabState createState() => _MetadataTabState();
|
|
}
|
|
|
|
class _MetadataTabState extends State<MetadataTab> {
|
|
Future<Map> _bitmapFactoryLoader, _contentResolverMetadataLoader, _exifInterfaceMetadataLoader, _mediaMetadataLoader, _metadataExtractorLoader, _tiffStructureLoader;
|
|
|
|
// MediaStore timestamp keys
|
|
static const secondTimestampKeys = ['date_added', 'date_modified', 'date_expires', 'isPlayed'];
|
|
static const millisecondTimestampKeys = ['datetaken', 'datetime'];
|
|
|
|
ImageEntry get entry => widget.entry;
|
|
|
|
@override
|
|
void initState() {
|
|
super.initState();
|
|
_loadMetadata();
|
|
}
|
|
|
|
void _loadMetadata() {
|
|
_bitmapFactoryLoader = AndroidDebugService.getBitmapFactoryInfo(entry);
|
|
_contentResolverMetadataLoader = AndroidDebugService.getContentResolverMetadata(entry);
|
|
_exifInterfaceMetadataLoader = AndroidDebugService.getExifInterfaceMetadata(entry);
|
|
_mediaMetadataLoader = AndroidDebugService.getMediaMetadataRetrieverMetadata(entry);
|
|
_metadataExtractorLoader = AndroidDebugService.getMetadataExtractorSummary(entry);
|
|
_tiffStructureLoader = AndroidDebugService.getTiffStructure(entry);
|
|
setState(() {});
|
|
}
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
Widget builderFromSnapshotData(BuildContext context, Map snapshotData, String title) {
|
|
final data = SplayTreeMap.of(snapshotData.map((k, v) {
|
|
final key = k.toString();
|
|
var value = v?.toString() ?? 'null';
|
|
if ([...secondTimestampKeys, ...millisecondTimestampKeys].contains(key) && v is num && v != 0) {
|
|
if (secondTimestampKeys.contains(key)) {
|
|
v *= 1000;
|
|
}
|
|
value += ' (${DateTime.fromMillisecondsSinceEpoch(v)})';
|
|
}
|
|
if (key == 'xmp' && v != null && v is Uint8List) {
|
|
value = String.fromCharCodes(v);
|
|
}
|
|
return MapEntry(key, value);
|
|
}));
|
|
return AvesExpansionTile(
|
|
title: title,
|
|
children: data.isNotEmpty
|
|
? [
|
|
Padding(
|
|
padding: EdgeInsets.only(left: 8, right: 8, bottom: 8),
|
|
child: InfoRowGroup(
|
|
data,
|
|
maxValueLength: Constants.infoGroupMaxValueLength,
|
|
),
|
|
)
|
|
]
|
|
: null,
|
|
);
|
|
}
|
|
|
|
Widget builderFromSnapshot(BuildContext context, AsyncSnapshot<Map> snapshot, String title) {
|
|
if (snapshot.hasError) return Text(snapshot.error.toString());
|
|
if (snapshot.connectionState != ConnectionState.done) return SizedBox.shrink();
|
|
return builderFromSnapshotData(context, snapshot.data, title);
|
|
}
|
|
|
|
return ListView(
|
|
padding: EdgeInsets.all(8),
|
|
children: [
|
|
FutureBuilder<Map>(
|
|
future: _bitmapFactoryLoader,
|
|
builder: (context, snapshot) => builderFromSnapshot(context, snapshot, 'Bitmap Factory'),
|
|
),
|
|
FutureBuilder<Map>(
|
|
future: _contentResolverMetadataLoader,
|
|
builder: (context, snapshot) => builderFromSnapshot(context, snapshot, 'Content Resolver'),
|
|
),
|
|
FutureBuilder<Map>(
|
|
future: _exifInterfaceMetadataLoader,
|
|
builder: (context, snapshot) => builderFromSnapshot(context, snapshot, 'Exif Interface'),
|
|
),
|
|
FutureBuilder<Map>(
|
|
future: _mediaMetadataLoader,
|
|
builder: (context, snapshot) => builderFromSnapshot(context, snapshot, 'Media Metadata Retriever'),
|
|
),
|
|
FutureBuilder<Map>(
|
|
future: _metadataExtractorLoader,
|
|
builder: (context, snapshot) => builderFromSnapshot(context, snapshot, 'Metadata Extractor'),
|
|
),
|
|
if (entry.mimeType == MimeTypes.tiff)
|
|
FutureBuilder<Map>(
|
|
future: _tiffStructureLoader,
|
|
builder: (context, snapshot) {
|
|
if (snapshot.hasError) return Text(snapshot.error.toString());
|
|
if (snapshot.connectionState != ConnectionState.done) return SizedBox.shrink();
|
|
return Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: snapshot.data.entries.map((kv) => builderFromSnapshotData(context, kv.value as Map, 'TIFF ${kv.key}')).toList(),
|
|
);
|
|
},
|
|
),
|
|
],
|
|
);
|
|
}
|
|
}
|