diff --git a/configure.ac b/configure.ac
index e09abd63487dd9b2ef7b53b8c6cb69ebdc2bfbe1..8d80667fb125b4d4d2c0b4979cd85a426e03dc30 100644
--- a/configure.ac
+++ b/configure.ac
@@ -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],
diff --git a/src/audio/codecs/Makefile.am b/src/audio/codecs/Makefile.am
index 6f8b16559c518a1c2da8832b4befa607b1282a67..236f2d71a115b12b8aaf1e8e6cf95a55055f88ab 100644
--- a/src/audio/codecs/Makefile.am
+++ b/src/audio/codecs/Makefile.am
@@ -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
diff --git a/src/audio/codecs/speexcodec.cpp b/src/audio/codecs/speexcodec.cpp
index c9a350fcdb3208b58296b01d96f5bb130de7342b..b141dd5f39721c1d885ff1f03b4f8e57d80952cc 100644
--- a/src/audio/codecs/speexcodec.cpp
+++ b/src/audio/codecs/speexcodec.cpp
@@ -1,7 +1,7 @@
/*
- * 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;
};