feat: Add streaming handlers for live TV proxying and VOD HLS transcoding using FFmpeg.

windows/flutter/ephemeral/flutter_plugin_registrar.h

@@ -0,0 +1,45 @@
+// Copyright 2013 The Flutter Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef FLUTTER_SHELL_PLATFORM_COMMON_PUBLIC_FLUTTER_PLUGIN_REGISTRAR_H_
+#define FLUTTER_SHELL_PLATFORM_COMMON_PUBLIC_FLUTTER_PLUGIN_REGISTRAR_H_
+
+#include <stddef.h>
+#include <stdint.h>
+
+#include "flutter_export.h"
+#include "flutter_messenger.h"
+#include "flutter_texture_registrar.h"
+
+#if defined(__cplusplus)
+extern "C" {
+#endif  // defined(__cplusplus)
+
+// Opaque reference to a plugin registrar.
+typedef struct FlutterDesktopPluginRegistrar* FlutterDesktopPluginRegistrarRef;
+
+// Function pointer type for registrar destruction callback.
+typedef void (*FlutterDesktopOnPluginRegistrarDestroyed)(
+    FlutterDesktopPluginRegistrarRef);
+
+// Returns the engine messenger associated with this registrar.
+FLUTTER_EXPORT FlutterDesktopMessengerRef
+FlutterDesktopPluginRegistrarGetMessenger(
+    FlutterDesktopPluginRegistrarRef registrar);
+
+// Returns the texture registrar associated with this registrar.
+FLUTTER_EXPORT FlutterDesktopTextureRegistrarRef
+FlutterDesktopRegistrarGetTextureRegistrar(
+    FlutterDesktopPluginRegistrarRef registrar);
+
+// Registers a callback to be called when the plugin registrar is destroyed.
+FLUTTER_EXPORT void FlutterDesktopPluginRegistrarSetDestructionHandler(
+    FlutterDesktopPluginRegistrarRef registrar,
+    FlutterDesktopOnPluginRegistrarDestroyed callback);
+
+#if defined(__cplusplus)
+}  // extern "C"
+#endif
+
+#endif  // FLUTTER_SHELL_PLATFORM_COMMON_PUBLIC_FLUTTER_PLUGIN_REGISTRAR_H_