summaryrefslogtreecommitdiffstats
path: root/bindings/_common/ProxyConsumer.h
blob: 138d3e5a2e18f9ef4c26e1c4b106478caaa2900f (plain)
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
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
/*
* Copyright (C) 2010-2011 Mamadou Diop.
*
* Contact: Mamadou Diop <diopmamadou(at)doubango.org>
*	
* This file is part of Open Source Doubango Framework.
*
* DOUBANGO is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*	
* DOUBANGO is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
* GNU General Public License for more details.
*	
* You should have received a copy of the GNU General Public License
* along with DOUBANGO.
*
*/

/**@file ProxyConsumer.h
 * @brief Audio/Video proxy consumers.
 *
 * @author Mamadou Diop <diopmamadou(at)doubango.org>
 */
#ifndef TINYWRAP_CONSUMER_PROXY_H
#define TINYWRAP_CONSUMER_PROXY_H

#include "tinyWRAP_config.h"

#include "ProxyPluginMgr.h"

#include "tinymedia/tmedia_common.h"
#include "tinymedia/tmedia_consumer.h"

class AudioResampler;

/* ============ ProxyAudioConsumerCallback Class ================= */
class ProxyAudioConsumerCallback
{
public:
	ProxyAudioConsumerCallback() { }
	virtual ~ProxyAudioConsumerCallback(){ }

	virtual int prepare(int ptime, int rate, int channels) { return -1; }
	virtual int start() { return -1; }
	virtual int pause() { return -1; }
	virtual int stop() { return -1; }
#if !defined(SWIG)
	// whether the audio buffer have to be stored in the JB then pulled using "ProxyAudioConsumer::pull()" or not
	virtual bool putInJitterBuffer(){ return true; }
	// whether we are using the "telepresence" system (PIVOT audio settings must not be changed)
	virtual bool isPivotSettings() { return false; }
	// only called if "putInJitterBuffer()" return "true"
	virtual int consume(const void* buffer_ptr, tsk_size_t buffer_size, const tsk_object_t* proto_hdr){ return -1; }
#endif
};

/* ============ ProxyAudioConsumer Class ================= */
class ProxyAudioConsumer : public ProxyPlugin
{
public:
#if !defined(SWIG)
	ProxyAudioConsumer(struct twrap_consumer_proxy_audio_s* pConsumer);
#endif
	virtual ~ProxyAudioConsumer();
	bool setActualSndCardPlaybackParams(int nPtime, int nRate, int nChannels);
	bool queryForResampler(uint16_t nInFreq, uint16_t nOutFreq, uint16_t nFrameDuration, uint16_t nChannels, uint16_t nResamplerQuality);
	bool setPullBuffer(const void* pPullBufferPtr, unsigned nPullBufferSize);
	unsigned pull(void* pOutput=tsk_null, unsigned nSize=0);
	bool setGain(unsigned nGain);
	unsigned getGain();
	bool reset();
	void setCallback(ProxyAudioConsumerCallback* pCallback) { m_pCallback = pCallback; }
#if !defined(SWIG)
	inline ProxyAudioConsumerCallback* getCallback()const { return m_pCallback; }
	virtual inline bool isWrapping(tsk_object_t* pWrappedPlugin){
		return m_pWrappedPlugin == pWrappedPlugin;
	}
#endif
	virtual inline uint64_t getMediaSessionId(){
		return m_pWrappedPlugin ? TMEDIA_CONSUMER(m_pWrappedPlugin)->session_id : 0;
	}

public:
	static bool registerPlugin();

private:
	struct twrap_consumer_proxy_audio_s* m_pWrappedPlugin;
	ProxyAudioConsumerCallback* m_pCallback;
	struct{
		const void* pPullBufferPtr;
		unsigned nPullBufferSize;
	} m_PullBuffer;

	struct{
		void* pInBufferPtr;
		unsigned nInBufferSizeInByte;
		AudioResampler* pResampler;
	} m_Resampler;
};

class ProxyVideoFrame;

/* ============ ProxyVideoConsumerCallback Class ================= */
class ProxyVideoConsumerCallback
{
public:
	ProxyVideoConsumerCallback(){}
	virtual ~ProxyVideoConsumerCallback() {}

	virtual int prepare(int nWidth, int nHeight, int nFps) { return -1; }
	virtual int consume(const ProxyVideoFrame* frame) { return -1; }
	// only called if a buffer is registered using setPullBuffer(). Otherwise, consume() will be called
	virtual int bufferCopied(unsigned nCopiedSize, unsigned nAvailableSize) { return -1; }
	virtual int start() { return -1; }
	virtual int pause() { return -1; }
	virtual int stop() { return -1; }
};

/* ============ ProxyVideoConsumer Class ================= */
class ProxyVideoConsumer : public ProxyPlugin
{
public:
#if !defined(SWIG)
	ProxyVideoConsumer(tmedia_chroma_t eChroma, struct twrap_consumer_proxy_video_s* pConsumer);
#endif
	virtual ~ProxyVideoConsumer();

	bool setDisplaySize(unsigned nWidth, unsigned nHeight);
	unsigned getDisplayWidth();
	unsigned getDisplayHeight();
    unsigned getDecodedWidth();
	unsigned getDecodedHeight();

	void setCallback(ProxyVideoConsumerCallback* pCallback) { m_pCallback = pCallback; }
	bool setAutoResizeDisplay(bool bAutoResizeDisplay);
	bool getAutoResizeDisplay()const;
	bool setConsumeBuffer(const void* pConsumeBufferPtr, unsigned nConsumeBufferSize);
	unsigned pull(void* pOutput, unsigned nSize);
	bool reset();
	
#if !defined(SWIG)
	bool hasConsumeBuffer()const { return m_ConsumeBuffer.pConsumeBufferPtr && m_ConsumeBuffer.nConsumeBufferSize; }
	unsigned copyBuffer(const void* pBuffer, unsigned nSize)const;
	inline ProxyVideoConsumerCallback* getCallback()const { return m_pCallback; }
	virtual inline bool isWrapping(tsk_object_t* wrapped_plugin){
		return m_pWrappedPlugin == wrapped_plugin;
	}
#endif
	virtual inline uint64_t getMediaSessionId(){
		return m_pWrappedPlugin ? TMEDIA_CONSUMER(m_pWrappedPlugin)->session_id : 0;
	}

public:
	static bool registerPlugin();
	static void setDefaultChroma(tmedia_chroma_t eChroma){ s_eDefaultChroma =  eChroma; }
	static void setDefaultAutoResizeDisplay(bool bAutoResizeDisplay){  s_bAutoResizeDisplay = bAutoResizeDisplay;}

#if !defined(SWIG)
	tmedia_chroma_t getChroma()const;
	static tmedia_chroma_t getDefaultChroma() { return s_eDefaultChroma; }
	static bool getDefaultAutoResizeDisplay() { return s_bAutoResizeDisplay; }
#endif

private:
	struct twrap_consumer_proxy_video_s* m_pWrappedPlugin;
	tmedia_chroma_t m_eChroma;
	ProxyVideoConsumerCallback* m_pCallback;
	struct{
		const void* pConsumeBufferPtr;
		unsigned nConsumeBufferSize;
	} m_ConsumeBuffer;
	bool m_bAutoResizeDisplay;

	static tmedia_chroma_t s_eDefaultChroma;
	static bool s_bAutoResizeDisplay;
};

/* ============ ProxyVideoFrame Class ================= */
class ProxyVideoFrame
{
public:
#if !defined(SWIG)
	ProxyVideoFrame(const void* pBufferPtr, unsigned nBufferSize, unsigned nFrameWidth, unsigned nFrameHeight, const tsk_object_t* pProtoHdr);
#endif
	virtual ~ProxyVideoFrame();

public: /* For Java/C# applications */
	unsigned getSize();
	unsigned getContent(void* pOutput, unsigned nMaxsize);
	inline unsigned getFrameWidth()const{ return m_nFrameWidth; }
	inline unsigned getFrameHeight()const{ return m_nFrameHeight; }

#if !defined(SWIG) /* For C/C++ applications */
public:
	inline unsigned getBufferSize()const{ return m_nBufferSize; }
	inline const void* getBufferPtr()const{ return m_pBufferPtr; }
	inline const tsk_object_t* getProtoHdr()const{ return m_pProtoHdr; }
#endif

private:
	const void* m_pBufferPtr;
	unsigned m_nBufferSize, m_nFrameWidth, m_nFrameHeight;
	const tsk_object_t* m_pProtoHdr;
};


#endif /* TINYWRAP_CONSUMER_PROXY_H */
OpenPOWER on IntegriCloud