From 109ffe9a777658936a38d0c146579a67c60a0d17 Mon Sep 17 00:00:00 2001
From: xuxiuxi <xuxiuxi@454eff88-639b-444f-9e54-f578c98de674>
Date: 星期四, 11 五月 2017 17:48:48 +0800
Subject: [PATCH] 

---
 RtspFace/PL_RTSPServer.cpp |  221 +++++++++++++++++++++++++++++++++++++++++++++++++------
 1 files changed, 196 insertions(+), 25 deletions(-)

diff --git a/RtspFace/PL_RTSPServer.cpp b/RtspFace/PL_RTSPServer.cpp
index be0807b..6610e04 100644
--- a/RtspFace/PL_RTSPServer.cpp
+++ b/RtspFace/PL_RTSPServer.cpp
@@ -1,28 +1,157 @@
 #include "PL_RTSPServer.h"
+#include "MaterialBuffer.h"
+#include "logger.h"
 
-struct PL_RTSPServer_Internal
+#include <liveMedia.hh>
+#include <BasicUsageEnvironment.hh>
+
+#include "FFmpegRTSPServer/IEncoder.h"
+#include "FFmpegRTSPServer/LiveRTSPServer.h"
+#include "FFmpegRTSPServer/FFmpegH264Source.h"
+#include "FFmpegRTSPServer/LiveServerMediaSubsession.h"
+
+class MyEncoderStub;
+
+struct RTSPServer_Internal
 {
-	uint8_t buffer[1920*1080*4];
+	uint8_t buffer[1920*1080*3];
 	size_t buffSize;
 	size_t buffSizeMax;
+	
+	RTSPServerConfig config;
 
 	bool payError;
+	pthread_t live_daemon_thid;
+	pthread_mutex_t* frame_mutex;
+	bool live_daemon_running;
 	
-	PL_RTSPServer_Internal() : 
-		buffSize(0), buffSizeMax(sizeof(buffer)), 
-		payError(true)
+	MESAI::LiveRTSPServer * server;
+	MyEncoderStub * encoderStub;
+
+	RTSPServer_Internal() : 
+		buffSize(0), buffSizeMax(sizeof(buffer)), config(), 
+		payError(true), live_daemon_thid(0), frame_mutex(new pthread_mutex_t), live_daemon_running(false), 
+		server(nullptr), encoderStub(nullptr)
 	{
+		pthread_mutex_init(frame_mutex, NULL);
 	}
 	
-	~PL_RTSPServer_Internal()
+	~RTSPServer_Internal()
 	{
+		if (frame_mutex != nullptr)
+		{
+			pthread_mutex_destroy(frame_mutex);
+			delete frame_mutex;
+			frame_mutex = nullptr;
+		}
 	}
 	
 	void reset()
 	{
 		buffSize = 0;
+		
+		RTSPServerConfig _config;
+		config =_config;
+
 		payError = true;
+
+		if (frame_mutex != nullptr)
+		{
+			pthread_mutex_destroy(frame_mutex);
+			delete frame_mutex;
+			frame_mutex = nullptr;
+		}
+		
+		frame_mutex = new pthread_mutex_t;
+		pthread_mutex_init(frame_mutex, NULL);
+
+		live_daemon_thid = 0;
+		live_daemon_running = false;
+		
+		server = nullptr;
+		encoderStub = nullptr;
 	}
+};
+
+class MyEncoderStub : public MESAI::IEncoder
+{
+public:
+	MyEncoderStub(RTSPServer_Internal& _in) : in(_in)
+	{
+	}
+	
+	virtual ~MyEncoderStub()
+	{
+	}
+	
+	virtual void setCallbackFunctionFrameIsReady(std::function<void()> func)
+	{
+		onFrame = func;
+	}
+	
+	virtual char GetFrame(u_int8_t** FrameBuffer, unsigned int *FrameSize)
+	{
+		if (in.buffer == nullptr || in.buffSize <= 0)
+		{
+			ReleaseFrame();
+			return 0;
+		}
+		
+		uint8_t* pBuffer = in.buffer;
+		size_t newBufferSize = in.buffSize;
+		if (in.config.payWithAux)
+		{
+			if (newBufferSize <= 4)
+			{
+				ReleaseFrame();
+				return 0;
+			}
+			pBuffer += 4;
+			newBufferSize -= 4;
+		}
+		
+		*FrameBuffer = pBuffer;
+		*FrameSize = newBufferSize;
+
+		LOG_DEBUG << "send frame size=" << in.buffSize << std::endl;
+	}
+	
+	virtual char ReleaseFrame()
+	{
+		in.buffSize = 0;
+		
+		if (in.config.syncDeliverFrame)
+		{
+			int ret = pthread_mutex_unlock(in.frame_mutex);
+			if(ret != 0)
+			{
+				LOG_WARN << "pthread_mutex_unlock frame_mutex: " << strerror(ret) << std::endl;
+				return 0;
+			}
+		}
+		
+		return 1;
+	}
+
+	void deliverFrame()
+	{
+		// write frame buffer of RTSPServer_Internal::buffer
+		onFrame();
+
+		if (in.config.syncDeliverFrame)
+		{
+			int ret = pthread_mutex_lock(in.frame_mutex);
+			if(ret != 0)
+			{
+				LOG_WARN << "pthread_mutex_lock frame_mutex: " << strerror(ret) << std::endl;
+				return;
+			}
+		}
+	}
+
+private:
+	RTSPServer_Internal& in;
+	std::function<void()> onFrame;
 };
 
 PipeLineElem* create_PL_RTSPServer()
@@ -30,52 +159,94 @@
 	return new PL_RTSPServer;
 }
 
-PL_RTSPServer::PL_RTSPServer() : internal(new PL_RTSPServer_Internal)
+PL_RTSPServer::PL_RTSPServer() : internal(new RTSPServer_Internal)
 {
 }
 
 PL_RTSPServer::~PL_RTSPServer()
 {
-	delete (PL_RTSPServer_Internal*)internal;
-	internal= nullptr;
+	delete (RTSPServer_Internal*)internal;
+	internal = nullptr;
+}
+
+static void* live_daemon_thd(void* arg)
+{
+	RTSPServer_Internal* in = (RTSPServer_Internal*)arg;
+
+	MyEncoderStub encoder(*in);
+	in->encoderStub = &encoder;
+	in->server = new MESAI::LiveRTSPServer(&encoder, 8554, 8080);
+	
+	in->live_daemon_running = true;
+	in->server->run(); // does not return
+	in->encoderStub = nullptr;
+	in->live_daemon_running = false;
 }
 
 bool PL_RTSPServer::init(void* args)
 {
-	PL_RTSPServer_Internal* in = (PL_RTSPServer_Internal*)internal;
+	RTSPServer_Internal* in = (RTSPServer_Internal*)internal;
 	in->reset();
+
+	if (args)
+	{
+		RTSPServerConfig* config = (RTSPServerConfig*)args;
+		in->config = *config;
+	}
+
+	int ret = pthread_create(&(in->live_daemon_thid), NULL, live_daemon_thd, in);
+	if(ret != 0)
+	{
+		LOG_ERROR << "pthread_create: " << strerror(ret) << std::endl;
+		return false;
+	}
 
 	return true;
 }
 
 void PL_RTSPServer::finit()
 {
-	PL_RTSPServer_Internal* in = (PL_RTSPServer_Internal*)internal;
-	
+	RTSPServer_Internal* in = (RTSPServer_Internal*)internal;
+
+	pthread_join(in->live_daemon_thid, NULL);
 }
 
 bool PL_RTSPServer::pay(const PipeMaterial& pm)
 {
-	PL_RTSPServer_Internal* in = (PL_RTSPServer_Internal*)internal;
+	RTSPServer_Internal* in = (RTSPServer_Internal*)internal;
+
+	if (pm.buffer == nullptr)
+		return false;
 	
-	//in->buffer readly
-
-	//static size_t f=0;
-	//char fname[50];
-	//sprintf(fname, "%u.bgra", ++f);
-	//FILE * pFile = fopen (fname,"wb");
-	//fwrite (in->buffer , sizeof(char), in->buffSize, pFile);
-	//fclose(pFile);
-
+	if (pm.type != PipeMaterial::PMT_FRAME)
+	{
+		LOG_ERROR << "PL_RTSPServer::pay only support PMT_FRAME" << std::endl;
+		return false;
+	}
+	
+	if (in->buffSize > 0)
+		LOG_WARN << "PL_RTSPServer::pay may lost data size=" << in->buffSize << std::endl;
+	
+	MB_Frame* frame = (MB_Frame*)pm.buffer;
+	if (frame->buffer == nullptr)
+		return false;
+	memcpy(in->buffer, frame->buffer, frame->buffSize);
+	in->buffSize = frame->buffSize;
+	
+	if (in->encoderStub == nullptr)
+		return false;
+	
+	in->encoderStub->deliverFrame();
 	return true;
 }
 
 bool PL_RTSPServer::gain(PipeMaterial& pm)
 {
-	PL_RTSPServer_Internal* in = (PL_RTSPServer_Internal*)internal;
+	RTSPServer_Internal* in = (RTSPServer_Internal*)internal;
 
-	pm.buffer = in->buffer;
-	pm.buffSize = in->buffSize;
+	pm.type = PipeMaterial::PMT_NONE;
+	pm.buffer = nullptr;
+	pm.buffSize = 0;
 	pm.former = this;
 	return true;
 }

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