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mobile & web rgba stream

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This commit is contained in:
csf
2022-05-19 23:45:44 +08:00
parent 9ecacadd4a
commit 7c5a136b6b
6 changed files with 76 additions and 130 deletions
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55
flutter/lib/models/native_model.dart
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@@ -19,8 +19,6 @@ class RgbaFrame extends Struct {
typedef F2 = Pointer<Utf8> Function(Pointer<Utf8>, Pointer<Utf8>);
typedef F3 = void Function(Pointer<Utf8>, Pointer<Utf8>);
typedef F4 = void Function(Pointer<RgbaFrame>);
typedef F5 = Pointer<RgbaFrame> Function();
class PlatformFFI {
static Pointer<RgbaFrame>? _lastRgbaFrame;
@@ -28,23 +26,8 @@ class PlatformFFI {
static String _homeDir = '';
static F2? _getByName;
static F3? _setByName;
static F4? _freeRgba;
static F5? _getRgba;
static void Function(Map<String, dynamic>)? _eventCallback;
static void clearRgbaFrame() {
if (_lastRgbaFrame != null &&
_lastRgbaFrame != nullptr &&
_freeRgba != null) _freeRgba!(_lastRgbaFrame!);
}
static Uint8List? getRgba() {
if (_getRgba == null) return null;
_lastRgbaFrame = _getRgba!();
if (_lastRgbaFrame == null || _lastRgbaFrame == nullptr) return null;
final ref = _lastRgbaFrame!.ref;
return Uint8List.sublistView(ref.data.asTypedList(ref.len));
}
static void Function(Uint8List)? _rgbaCallback;
static Future<String> getVersion() async {
PackageInfo packageInfo = await PackageInfo.fromPlatform();
@@ -85,9 +68,6 @@ class PlatformFFI {
_setByName =
dylib.lookupFunction<Void Function(Pointer<Utf8>, Pointer<Utf8>), F3>(
'set_by_name');
_freeRgba = dylib
.lookupFunction<Void Function(Pointer<RgbaFrame>), F4>('free_rgba');
_getRgba = dylib.lookupFunction<F5, F5>('get_rgba');
_dir = (await getApplicationDocumentsDirectory()).path;
_startListenEvent(RustdeskImpl(dylib));
try {
@@ -119,23 +99,38 @@ class PlatformFFI {
version = await getVersion();
}
static void _startListenEvent(RustdeskImpl rustdeskImpl) async {
await for (final message in rustdeskImpl.startEventStream()) {
if (_eventCallback != null) {
try {
Map<String, dynamic> event = json.decode(message);
_eventCallback!(event);
} catch (e) {
print('json.decode fail(): $e');
static void _startListenEvent(RustdeskImpl rustdeskImpl) {
() async {
await for (final message in rustdeskImpl.startEventStream()) {
if (_eventCallback != null) {
try {
Map<String, dynamic> event = json.decode(message);
_eventCallback!(event);
} catch (e) {
print('json.decode fail(): $e');
}
}
}
}
}();
() async {
await for (final rgba in rustdeskImpl.startRgbaStream()) {
if (_rgbaCallback != null) {
_rgbaCallback!(rgba);
} else {
rgba.clear();
}
}
}();
}
static void setEventCallback(void Function(Map<String, dynamic>) fun) async {
_eventCallback = fun;
}
static void setRgbaCallback(void Function(Uint8List) fun) async {
_rgbaCallback = fun;
}
static void startDesktopWebListener() {}
static void stopDesktopWebListener() {}