Commit 6421269d authored by sflphone's avatar sflphone
Browse files

Use speexdsp only if available

parent 5d896181
......@@ -232,11 +232,14 @@ AS_IF([test "x$with_speex" != xno],
[AC_MSG_FAILURE(
[libspeex link test failed. You may use --without-speex to compile without speex codec support.])]
)
]
)
]
dnl More advanced check in case the libspeexdsp is not installed
AC_CHECK_LIB(speex, speex_preprocess_run, [AC_DEFINE(HAVE_SPEEX_DSP)])
)
AC_DEFINE([HAVE_SPEEX], test "x$with_speex" = "xyes", [Define if you have libspeex])
AM_CONDITIONAL(BUILD_SPEEX, test "x$with_speex" = "xyes" )
AM_CONDITIONAL(HAVE_SPEEX_DSP, $(HAVE_SPEEX_DSP))
dnl Check for ilbc support
AC_ARG_WITH([ilbc],
......
......@@ -11,10 +11,14 @@ endif
if BUILD_SPEEX
SPEEX_LIB = libcodec_speex.so
SPEEX_DSP_LIB=
if HAVE_SPEEX_DSP
SPEEX_DSP_LIB = -lspeexdsp
endif
libcodec_speex_so_SOURCES = speexcodec.cpp
libcodec_speex_so_CFLAGS = -fPIC -g -Wall
libcodec_speex_so_CXXFLAGS = -fPIC -g -Wall
libcodec_speex_so_LDFLAGS = --shared -lc -lspeex -lspeexdsp -lm
libcodec_speex_so_LDFLAGS = --shared -lc -lspeex $(SPEEX_DSP_LIB) -lm
INSTALL_SPEEX_RULE = install-libcodec_speex_so
endif
......
/*
* Copyright (C) 2005 Savoir-Faire Linux inc.
* Author: Yan Morin <yan.morin@savoirfairelinux.com>
* Author: Jerome Oufella <jerome.oufella@savoirfairelinux.com>
* Copyright (C) 2007-2009 Savoir-Faire Linux inc.
* Author: Alexandre Savard <alexandre.savard@savoirfairelinux.com>
* Author: Emmanuel Milou <emmanuel.milou@savoirfairelinux.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
......@@ -23,116 +23,114 @@
#include <speex/speex.h>
#include <speex/speex_preprocess.h>
class Speex : public AudioCodec{
public:
Speex(int payload=0)
: AudioCodec(payload, "speex"),
_speexModePtr(NULL),
_speex_dec_bits(),
_speex_enc_bits(),
_speex_dec_state(),
_speex_enc_state(),
_speex_frame_size(),
_preprocess_state()
{
_clockRate = 8000;
_channel = 1;
_bitrate = 0;
_bandwidth = 0;
initSpeex();
}
public:
Speex(int payload=0)
: AudioCodec(payload, "speex"),
_speexModePtr(NULL),
_speex_dec_bits(),
_speex_enc_bits(),
_speex_dec_state(),
_speex_enc_state(),
_speex_frame_size(),
_preprocess_state()
{
_clockRate = 8000;
_channel = 1;
_bitrate = 0;
_bandwidth = 0;
initSpeex();
}
Speex( const Speex& );
Speex& operator=(const Speex&);
void initSpeex() {
int enable = 1;
int quality = 10;
int complex = 10;
int attenuation = -10;
/*
if (_clockRate < 16000 ) {
_speexModePtr = &speex_nb_mode;
} else if (_clockRate < 32000) {
_speexModePtr = &speex_wb_mode;
} else {
_speexModePtr = &speex_uwb_mode;
}
*/
// 8000 HZ --> Narrow-band mode
// TODO Manage the other modes
_speexModePtr = &speex_nb_mode;
// Init the decoder struct
speex_bits_init(&_speex_dec_bits);
_speex_dec_state = speex_decoder_init(_speexModePtr);
// Init the encoder struct
speex_bits_init(&_speex_enc_bits);
_speex_enc_state = speex_encoder_init(_speexModePtr);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_VAD, &enable);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_DTX, &enable);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_VBR_QUALITY, &quality);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_COMPLEXITY, &complex);
// Init the decoder struct
speex_decoder_ctl(_speex_dec_state, SPEEX_GET_FRAME_SIZE, &_speex_frame_size);
// Init the preprocess struct
_preprocess_state = speex_preprocess_state_init(_speex_frame_size,_clockRate);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_DENOISE, &enable);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_NOISE_SUPPRESS, &attenuation);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_VAD, &enable);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_AGC, &enable);
void initSpeex() {
// 8000 HZ --> Narrow-band mode
// TODO Manage the other modes
_speexModePtr = &speex_nb_mode;
// Init the decoder struct
speex_bits_init(&_speex_dec_bits);
_speex_dec_state = speex_decoder_init(_speexModePtr);
// Init the encoder struct
speex_bits_init(&_speex_enc_bits);
_speex_enc_state = speex_encoder_init(_speexModePtr);
#ifdef HAVE_SPEEX_DSP
int enable = 1;
int quality = 10;
int complex = 10;
int attenuation = -10;
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_VAD, &enable);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_DTX, &enable);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_VBR_QUALITY, &quality);
speex_encoder_ctl(_speex_enc_state, SPEEX_SET_COMPLEXITY, &complex);
// Init the decoder struct
speex_decoder_ctl(_speex_dec_state, SPEEX_GET_FRAME_SIZE, &_speex_frame_size);
// Init the preprocess struct
_preprocess_state = speex_preprocess_state_init(_speex_frame_size,_clockRate);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_DENOISE, &enable);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_NOISE_SUPPRESS, &attenuation);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_VAD, &enable);
speex_preprocess_ctl(_preprocess_state, SPEEX_PREPROCESS_SET_AGC, &enable);
#endif
}
~Speex()
{
terminateSpeex();
}
void terminateSpeex() {
// Destroy the decoder struct
speex_bits_destroy(&_speex_dec_bits);
speex_decoder_destroy(_speex_dec_state);
_speex_dec_state = 0;
// Destroy the encoder struct
speex_bits_destroy(&_speex_enc_bits);
speex_encoder_destroy(_speex_enc_state);
_speex_enc_state = 0;
}
virtual int codecDecode (short *dst, unsigned char *src, unsigned int size)
{
int ratio = 320 / _speex_frame_size;
speex_bits_read_from(&_speex_dec_bits, (char*)src, size);
speex_decode_int(_speex_dec_state, &_speex_dec_bits, dst);
return _speex_frame_size * ratio;
}
virtual int codecEncode (unsigned char *dst, short *src, unsigned int size)
{
speex_bits_reset(&_speex_enc_bits);
#ifdef HAVE_SPEEX_DSP
speex_encoder_ctl(_speex_enc_state,SPEEX_SET_SAMPLING_RATE,&_clockRate);
speex_preprocess_run(_preprocess_state, src);
#endif
speex_encode_int(_speex_enc_state, src, &_speex_enc_bits);
int nbBytes = speex_bits_write(&_speex_enc_bits, (char*)dst, size);
return nbBytes;
}
~Speex()
{
terminateSpeex();
}
void terminateSpeex() {
// Destroy the decoder struct
speex_bits_destroy(&_speex_dec_bits);
speex_decoder_destroy(_speex_dec_state);
_speex_dec_state = 0;
// Destroy the encoder struct
speex_bits_destroy(&_speex_enc_bits);
speex_encoder_destroy(_speex_enc_state);
_speex_enc_state = 0;
}
virtual int codecDecode (short *dst, unsigned char *src, unsigned int size)
{
int ratio = 320 / _speex_frame_size;
speex_bits_read_from(&_speex_dec_bits, (char*)src, size);
speex_decode_int(_speex_dec_state, &_speex_dec_bits, dst);
return _speex_frame_size * ratio;
}
virtual int codecEncode (unsigned char *dst, short *src, unsigned int size)
{
speex_bits_reset(&_speex_enc_bits);
speex_encoder_ctl(_speex_enc_state,SPEEX_SET_SAMPLING_RATE,&_clockRate);
speex_preprocess_run(_preprocess_state, src);
speex_encode_int(_speex_enc_state, src, &_speex_enc_bits);
int nbBytes = speex_bits_write(&_speex_enc_bits, (char*)dst, size);
return nbBytes;
}
private:
const SpeexMode* _speexModePtr;
SpeexBits _speex_dec_bits;
SpeexBits _speex_enc_bits;
void *_speex_dec_state;
void *_speex_enc_state;
int _speex_frame_size;
private:
const SpeexMode* _speexModePtr;
SpeexBits _speex_dec_bits;
SpeexBits _speex_enc_bits;
void *_speex_dec_state;
void *_speex_enc_state;
int _speex_frame_size;
SpeexPreprocessState *_preprocess_state;
};
......
Supports Markdown
0% or .
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment