1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
|
using ChocolArm64.Memory;
using Ryujinx.Core.OsHle.Handles;
using Ryujinx.Core.OsHle.Ipc;
using OpenTK.Audio;
using OpenTK.Audio.OpenAL;
using System;
using System.Collections.Generic;
using System.IO;
namespace Ryujinx.Core.OsHle.Objects.Aud
{
class IAudioOut : IIpcInterface
{
private Dictionary<int, ServiceProcessRequest> m_Commands;
public IReadOnlyDictionary<int, ServiceProcessRequest> Commands => m_Commands;
public IAudioOut()
{
m_Commands = new Dictionary<int, ServiceProcessRequest>()
{
{ 0, GetAudioOutState },
{ 1, StartAudioOut },
{ 2, StopAudioOut },
{ 3, AppendAudioOutBuffer },
{ 4, RegisterBufferEvent },
{ 5, GetReleasedAudioOutBuffer },
{ 6, ContainsAudioOutBuffer },
{ 7, AppendAudioOutBuffer_ex },
{ 8, GetReleasedAudioOutBuffer_ex }
};
}
enum AudioOutState
{
Started,
Stopped
};
//IAudioOut
private AudioOutState State = AudioOutState.Stopped;
private Queue<long> KeysQueue = new Queue<long>();
//OpenAL
private bool OpenALInstalled = true;
private AudioContext AudioCtx;
private int Source;
private int Buffer;
//Return State of IAudioOut
public long GetAudioOutState(ServiceCtx Context)
{
Context.ResponseData.Write((int)State);
return 0;
}
public long StartAudioOut(ServiceCtx Context)
{
if (State == AudioOutState.Stopped)
{
State = AudioOutState.Started;
try
{
AudioCtx = new AudioContext(); //Create the audio context
}
catch (Exception)
{
Logging.Warn("OpenAL Error! PS: Install OpenAL Core SDK!");
OpenALInstalled = false;
}
if (OpenALInstalled) AL.Listener(ALListenerf.Gain, (float)8.0); //Add more gain to it
}
return 0;
}
public long StopAudioOut(ServiceCtx Context)
{
if (State == AudioOutState.Started)
{
if (OpenALInstalled)
{
if (AudioCtx == null) //Needed to call the instance of AudioContext()
return 0;
AL.SourceStop(Source);
AL.DeleteSource(Source);
}
State = AudioOutState.Stopped;
}
return 0;
}
public long AppendAudioOutBuffer(ServiceCtx Context)
{
long BufferId = Context.RequestData.ReadInt64();
KeysQueue.Enqueue(BufferId);
byte[] AudioOutBuffer = AMemoryHelper.ReadBytes(Context.Memory, Context.Request.SendBuff[0].Position, sizeof(long) * 5);
using (MemoryStream MS = new MemoryStream(AudioOutBuffer))
{
BinaryReader Reader = new BinaryReader(MS);
long PointerNextBuffer = Reader.ReadInt64();
long PointerSampleBuffer = Reader.ReadInt64();
long CapacitySampleBuffer = Reader.ReadInt64();
long SizeDataInSampleBuffer = Reader.ReadInt64();
long OffsetDataInSampleBuffer = Reader.ReadInt64();
byte[] AudioSampleBuffer = AMemoryHelper.ReadBytes(Context.Memory, PointerSampleBuffer + OffsetDataInSampleBuffer, (int)SizeDataInSampleBuffer);
if (OpenALInstalled)
{
if (AudioCtx == null) //Needed to call the instance of AudioContext()
return 0;
Buffer = AL.GenBuffer();
AL.BufferData(Buffer, ALFormat.Stereo16, AudioSampleBuffer, AudioSampleBuffer.Length, 48000);
Source = AL.GenSource();
AL.SourceQueueBuffer(Source, Buffer);
}
}
return 0;
}
public long RegisterBufferEvent(ServiceCtx Context)
{
int Handle = Context.Ns.Os.Handles.GenerateId(new HEvent());
Context.Response.HandleDesc = IpcHandleDesc.MakeCopy(Handle);
return 0;
}
public long GetReleasedAudioOutBuffer(ServiceCtx Context)
{
long TempKey = 0;
if (KeysQueue.Count > 0) TempKey = KeysQueue.Dequeue();
AMemoryHelper.WriteBytes(Context.Memory, Context.Request.ReceiveBuff[0].Position, BitConverter.GetBytes(TempKey));
int ReleasedBuffersCount = 1;
Context.ResponseData.Write(ReleasedBuffersCount);
if (OpenALInstalled)
{
if (AudioCtx == null) //Needed to call the instance of AudioContext()
return 0;
AL.SourcePlay(Source);
int[] FreeBuffers = AL.SourceUnqueueBuffers(Source, 1);
AL.DeleteBuffers(FreeBuffers);
}
return 0;
}
public long ContainsAudioOutBuffer(ServiceCtx Context)
{
return 0;
}
public long AppendAudioOutBuffer_ex(ServiceCtx Context)
{
return 0;
}
public long GetReleasedAudioOutBuffer_ex(ServiceCtx Context)
{
return 0;
}
}
}
|
