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opt: read uint8list directly from rust codes

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Kingtous
2023-02-12 10:28:04 +08:00
parent 01d30bce9e
commit d2e24173d0
6 changed files with 78 additions and 61 deletions
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39
flutter/lib/models/native_model.dart
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@@ -9,6 +9,7 @@ import 'package:ffi/ffi.dart';
import 'package:flutter/foundation.dart';
import 'package:flutter/services.dart';
import 'package:flutter_hbb/consts.dart';
import 'package:get/get.dart';
import 'package:package_info_plus/package_info_plus.dart';
import 'package:path_provider/path_provider.dart';
import 'package:win32/win32.dart' as win32;
@@ -23,10 +24,11 @@ class RgbaFrame extends Struct {
}
typedef F2 = Pointer<Utf8> Function(Pointer<Utf8>, Pointer<Utf8>);
typedef F3 = Void Function(Pointer<Utf8>, Pointer<Uint8>);
typedef F3Dart = void Function(Pointer<Utf8>, Pointer<Uint8>);
typedef F3 = Pointer<Uint8> Function(Pointer<Utf8>);
typedef F4 = Uint64 Function(Pointer<Utf8>);
typedef F4Dart = int Function(Pointer<Utf8>);
typedef F5 = Void Function(Pointer<Utf8>);
typedef F5Dart = void Function(Pointer<Utf8>);
typedef HandleEvent = Future<void> Function(Map<String, dynamic> evt);
/// FFI wrapper around the native Rust core.
@@ -47,8 +49,9 @@ class PlatformFFI {
final _toAndroidChannel = const MethodChannel('mChannel');
RustdeskImpl get ffiBind => _ffiBind;
F3Dart? _session_get_rgba;
F3? _session_get_rgba;
F4Dart? _session_get_rgba_size;
F5Dart? _session_next_rgba;
static get localeName => Platform.localeName;
@@ -97,13 +100,19 @@ class PlatformFFI {
return res;
}
Uint8List? getRgba(String id, Pointer<Uint8> buffer, int bufSize) {
Uint8List? getRgba(String id, int bufSize) {
if (_session_get_rgba == null) return null;
var a = id.toNativeUtf8();
_session_get_rgba!(a, buffer);
final data = buffer.asTypedList(bufSize);
malloc.free(a);
return data;
try {
final buffer = _session_get_rgba!(a);
if (buffer == nullptr) {
return null;
}
final data = buffer.asTypedList(bufSize);
return data;
} finally {
malloc.free(a);
}
}
int? getRgbaSize(String id) {
@@ -114,6 +123,13 @@ class PlatformFFI {
return bufferSize;
}
void nextRgba(String id) {
if (_session_next_rgba == null) return;
final a = id.toNativeUtf8();
_session_next_rgba!(a);
malloc.free(a);
}
/// Init the FFI class, loads the native Rust core library.
Future<void> init(String appType) async {
_appType = appType;
@@ -129,8 +145,11 @@ class PlatformFFI {
debugPrint('initializing FFI $_appType');
try {
_translate = dylib.lookupFunction<F2, F2>('translate');
_session_get_rgba = dylib.lookupFunction<F3, F3Dart>("session_get_rgba");
_session_get_rgba_size = dylib.lookupFunction<F4, F4Dart>("session_get_rgba_size");
_session_get_rgba = dylib.lookupFunction<F3, F3>("session_get_rgba");
_session_get_rgba_size =
dylib.lookupFunction<F4, F4Dart>("session_get_rgba_size");
_session_next_rgba =
dylib.lookupFunction<F5, F5Dart>("session_next_rgba");
try {
// SYSTEM user failed
_dir = (await getApplicationDocumentsDirectory()).path;