Milestone 5: deliver embedded RDP sessions and lifecycle hardening

third_party/FreeRDP/server/Mac/mf_rdpsnd.h

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+/**
+ * FreeRDP: A Remote Desktop Protocol Implementation
+ * FreeRDP Mac OS X Server (Audio Output)
+ *
+ * Copyright 2012 Marc-Andre Moreau <marcandre.moreau@gmail.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef FREERDP_SERVER_MAC_RDPSND_H
+#define FREERDP_SERVER_MAC_RDPSND_H
+
+#include <CoreAudio/CoreAudio.h>
+#include <AudioToolbox/AudioToolbox.h>
+
+#include <freerdp/freerdp.h>
+#include <freerdp/listener.h>
+#include <freerdp/server/rdpsnd.h>
+
+#include "mf_types.h"
+#include "mfreerdp.h"
+
+void mf_rdpsnd_derive_buffer_size(AudioQueueRef audioQueue,
+                                  AudioStreamBasicDescription* ASBDescription, Float64 seconds,
+                                  UInt32* outBufferSize);
+
+void mf_peer_rdpsnd_input_callback(void* inUserData, AudioQueueRef inAQ,
+                                   AudioQueueBufferRef inBuffer, const AudioTimeStamp* inStartTime,
+                                   UInt32 inNumberPacketDescriptions,
+                                   const AudioStreamPacketDescription* inPacketDescs);
+
+#define SND_NUMBUFFERS 3
+typedef struct
+{
+	AudioStreamBasicDescription dataFormat;
+	AudioQueueRef queue;
+	AudioQueueBufferRef buffers[SND_NUMBUFFERS];
+	AudioFileID audioFile;
+	UInt32 bufferByteSize;
+	SInt64 currentPacket;
+	bool isRunning;
+	RdpsndServerContext* snd_context;
+} AQRecorderState;
+
+WINPR_ATTR_NODISCARD BOOL mf_peer_rdpsnd_init(mfPeerContext* context);
+WINPR_ATTR_NODISCARD BOOL mf_peer_rdpsnd_stop(void);
+
+#endif /* FREERDP_SERVER_MAC_RDPSND_H */