public
/
rtphone
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

- initial work to support EVS

This commit is contained in:
Dmytro Bogovych 2018-11-30 13:08:57 +02:00
parent 7ba094c8a8
commit 8c16c048dc
2 changed files with 160 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/CMakeLists.txt
View File

@ -56,6 +56,7 @@ set (rtphone_libs libs)
set (rtphone_engine engine)
set (USE_AMR_CODEC OFF CACHE BOOL "Use AMR codec. Requires libraries.")
set (USE_EVS_CODEC OFF CACHE BOOL "Use EVS codec.")
set (OPENSSL_SSL ssl CACHE STRING "Pointer to ssl library")
set (OPENSSL_CRYPTO crypto CACHE STRING "Pointer to crypto library")
@ -78,6 +79,7 @@ set (RTPHONE_SOURCES
${rtphone_engine}/media/MT_AudioCodec.cpp
${rtphone_engine}/media/MT_SevanaMos.cpp
${rtphone_engine}/media/MT_AmrCodec.cpp
${rtphone_engine}/media/MT_EvsCodec.cpp
${rtphone_engine}/media/MT_CngHelper.cpp
${rtphone_engine}/agent/Agent_Impl.cpp
${rtphone_engine}/agent/Agent_AudioManager.cpp
@ -98,6 +100,7 @@ add_subdirectory(${rtphone_libs}/resiprocate)
add_subdirectory(${rtphone_libs}/ice)
add_subdirectory(${rtphone_libs}/jrtplib/src)
add_subdirectory(${rtphone_libs}/libg729)
add_subdirectory(${rtphone_libs}/libevs)
add_subdirectory(${rtphone_libs}/libgsm)
add_subdirectory(${rtphone_libs}/gsmhr)
add_subdirectory(${rtphone_libs}/g722)

157
src/engine/media/MT_EvsCodec.h Normal file
View File

@ -0,0 +1,157 @@
#ifndef MT_EVSCODEC_H
#define MT_EVSCODEC_H
#include "../config.h"
#include <map>
#include "MT_Codec.h"
#include "../helper/HL_Pointer.h"
#if defined(USE_EVS_CODEC)
namespace MT
{
struct AmrCodecConfig
{
bool mIuUP;
bool mOctetAligned;
int mPayloadType;
};
class AmrNbCodec : public Codec
{
protected:
void* mEncoderCtx;
void* mDecoderCtx;
AmrCodecConfig mConfig;
unsigned mCurrentDecoderTimestamp;
int mSwitchCounter;
int mPreviousPacketLength;
public:
class CodecFactory: public Factory
{
public:
CodecFactory(const AmrCodecConfig& config);
const char* name() override;
int samplerate() override;
int payloadType() override;
#ifdef USE_RESIP_INTEGRATION
void updateSdp(resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
int processSdp(const resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
void create(CodecMap& codecs) override;
#endif
PCodec create() override;
protected:
AmrCodecConfig mConfig;
};
AmrNbCodec(const AmrCodecConfig& config);
virtual ~AmrNbCodec();
const char* name() override;
int pcmLength() override;
int rtpLength() override;
int frameTime() override;
int samplerate() override;
int encode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int decode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int plc(int lostFrames, void* output, int outputCapacity) override;
int getSwitchCounter() const;
};
class AmrWbCodec : public Codec
{
protected:
void* mEncoderCtx;
void* mDecoderCtx;
AmrCodecConfig mConfig;
uint64_t mCurrentDecoderTimestamp;
int mSwitchCounter;
int mPreviousPacketLength;
public:
class CodecFactory: public Factory
{
public:
CodecFactory(const AmrCodecConfig& config);
const char* name() override;
int samplerate() override;
int payloadType() override;
#ifdef USE_RESIP_INTEGRATION
void updateSdp(resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
int processSdp(const resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
void create(CodecMap& codecs) override;
#endif
PCodec create() override;
protected:
AmrCodecConfig mConfig;
};
AmrWbCodec(const AmrCodecConfig& config);
virtual ~AmrWbCodec();
const char* name() override;
int pcmLength() override;
int rtpLength() override;
int frameTime() override;
int samplerate() override;
int encode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int decode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int plc(int lostFrames, void* output, int outputCapacity) override;
int getSwitchCounter() const;
};
class GsmEfrCodec : public Codec
{
protected:
void* mEncoderCtx;
void* mDecoderCtx;
bool mIuUP;
public:
class GsmEfrFactory: public Factory
{
public:
GsmEfrFactory(bool iuup, int ptype);
const char* name() override;
int samplerate() override;
int payloadType() override;
#ifdef USE_RESIP_INTEGRATION
void updateSdp(resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
int processSdp(const resip::SdpContents::Session::Medium::CodecContainer& codecs, SdpDirection direction) override;
void create(CodecMap& codecs) override;
#endif
PCodec create() override;
protected:
bool mIuUP;
int mPayloadType;
};
GsmEfrCodec(bool iuup = false);
virtual ~GsmEfrCodec();
const char* name() override;
int pcmLength() override;
int rtpLength() override;
int frameTime() override;
int samplerate() override;
int encode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int decode(const void* input, int inputBytes, void* output, int outputCapacity) override;
int plc(int lostFrames, void* output, int outputCapacity) override;
};
} // End of MT namespace
#endif
#endif // MT_EVSCODE_H