Lyra support

aconfigure

@@ -658,6 +658,7 @@ ac_webrtc_instset
 ac_no_webrtc
 ac_no_yuv
 ac_no_srtp
+ac_no_lyra_codec
 ac_no_bcg729
 opus_present
 opus_h_present
@@ -885,6 +886,8 @@ with_opus
 enable_opus
 with_bcg729
 enable_bcg729
+with_lyra
+enable_lyra
 enable_libsrtp
 enable_libyuv
 enable_libwebrtc
@@ -1574,6 +1577,7 @@ Optional Features:
                           autodetect)
 
   --disable-bcg729        Disable bcg729 (default: not disabled)
+  --disable-lyra          Disable lyra (default: not disabled)
   --disable-libsrtp       Exclude libsrtp in the build
   --disable-libyuv        Exclude libyuv in the build
   --disable-libwebrtc     Exclude libwebrtc in the build
@@ -1641,6 +1645,7 @@ Optional Packages:
   --with-silk=DIR         Specify alternate SILK prefix
   --with-opus=DIR         Specify alternate OPUS prefix
   --with-bcg729=DIR       Specify alternate bcg729 prefix
+  --with-lyra=DIR         Specify alternate lyra prefix
 
 Some influential environment variables:
   CC          C compiler command
@@ -10118,6 +10123,116 @@ fi
 
 
 
+# Check whether --with-lyra was given.
+if test ${with_lyra+y}
+then :
+  withval=$with_lyra;
+else $as_nop
+  with_lyra=no
+
+fi
+
+
+if test "x$ac_cross_compile" != "x" -a "x$with_lyra" = "xno"; then
+    enable_lyra=no
+fi
+
+
+# Check whether --enable-lyra was given.
+if test ${enable_lyra+y}
+then :
+  enableval=$enable_lyra;
+	      	if test "$enable_lyra" = "no"; then
+	      	  ac_no_lyra_codec=1
+	      	  printf "%s\n" "#define PJMEDIA_HAS_LYRA_CODEC 0" >>confdefs.h
+
+		  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: Checking if lyra is disabled... yes" >&5
+printf "%s\n" "Checking if lyra is disabled... yes" >&6; }
+  		fi
+
+else $as_nop
+
+   		  if test "x$with_lyra" != "xno" -a "x$with_lyra" != "x"; then
+	      		LYRA_PREFIX=$with_lyra
+                  		      		LYRA_CPPFLAGS="-DGLOG_DEPRECATED=__attribute__((deprecated)) -DGLOG_EXPORT=__attribute__((visibility(\"default\"))) -DGLOG_NO_EXPORT=__attribute__((visibility(\"default\")))"
+	      		LYRA_CXXFLAGS="-std=c++17 -I$LYRA_PREFIX/include/com_google_absl -I$LYRA_PREFIX/include/gulrak_filesystem -I$LYRA_PREFIX/include/com_google_glog/src -I$LYRA_PREFIX"
+	                LYRA_LDFLAGS="-L$LYRA_PREFIX/lib"
+	      		{ printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: Using lyra prefix... $with_lyra" >&5
+printf "%s\n" "Using lyra prefix... $with_lyra" >&6; }
+	      	  else
+	      		LYRA_CXXFLAGS=""
+	      		LYRA_LDFLAGS=""
+	      	  fi
+
+    		  { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking lyra usability" >&5
+printf %s "checking lyra usability... " >&6; }
+
+    		  LYRA_LIBS="-llyra"
+
+    		  SAVED_LIBS="$LIBS"
+     		  SAVED_LDFLAGS="$LDFLAGS"
+   		  SAVED_CXXFLAGS="$CXXFLAGS"
+     		  SAVED_CPPFLAGS="$CPPFLAGS"
+
+     		  LIBS="$LYRA_LIBS $LIBS"
+     		  LDFLAGS="$LYRA_LDFLAGS $LDFLAGS"
+     		  CXXFLAGS="$LYRA_CXXFLAGS $CXXFLAGS"
+     		  CPPFLAGS="$LYRA_CPPFLAGS $CPPFLAGS"
+
+     		  ac_ext=cpp
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
+
+     		  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include "lyra_decoder.h"
+
+int
+main (void)
+{
+std::unique_ptr<chromemedia::codec::LyraDecoder> dec = chromemedia::codec::LyraDecoder::Create(8000,1,"");
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_cxx_try_link "$LINENO"
+then :
+
+	      				   printf "%s\n" "#define PJMEDIA_HAS_LYRA_CODEC 1" >>confdefs.h
+
+					   	      		  	      	   LYRA_CPPFLAGS="'-DGLOG_DEPRECATED=__attribute__((deprecated))' '-DGLOG_EXPORT=__attribute__((visibility(\"default\")))' '-DGLOG_NO_EXPORT=__attribute__((visibility(\"default\")))'"
+                        		   CXXFLAGS="$LYRA_CPPFLAGS $CXXFLAGS"
+	      		  		   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+printf "%s\n" "yes" >&6; }
+
+else $as_nop
+
+	      				   ac_no_lyra_codec=1
+	      				   LIBS="$SAVED_LIBS"
+	      				   LDFLAGS="$SAVED_LDFLAGS"
+	      				   CXXFLAGS="$SAVED_CXXFLAGS"
+	      		  		   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: no" >&5
+printf "%s\n" "no" >&6; }
+
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.beam \
+    conftest$ac_exeext conftest.$ac_ext
+	      		  ac_ext=c
+ac_cpp='$CPP $CPPFLAGS'
+ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
+ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
+ac_compiler_gnu=$ac_cv_c_compiler_gnu
+
+                          CPPFLAGS="$SAVED_CPPFLAGS"
+
+fi
+
+
+
+
 
 # Check whether --enable-libsrtp was given.
 if test ${enable_libsrtp+y}

aconfigure.ac

@@ -2311,6 +2311,82 @@ AC_ARG_ENABLE(bcg729,
 
 	      ])
 
+dnl # lyra prefix
+AC_ARG_WITH(lyra,
+            AS_HELP_STRING([--with-lyra=DIR],
+		           [Specify alternate lyra prefix]),
+            [],
+            [with_lyra=no]
+            )
+
+dnl # Do not use default lyra installation if we are cross-compiling
+if test "x$ac_cross_compile" != "x" -a "x$with_lyra" = "xno"; then
+    enable_lyra=no
+fi
+
+dnl # lyra
+AC_SUBST(ac_no_lyra_codec)
+AC_ARG_ENABLE(lyra,
+    	      AS_HELP_STRING([--disable-lyra],
+    			     [Disable lyra (default: not disabled)]),
+    	      [
+	      	if test "$enable_lyra" = "no"; then
+	      	  [ac_no_lyra_codec=1]
+	      	  AC_DEFINE(PJMEDIA_HAS_LYRA_CODEC,0)
+		  AC_MSG_RESULT([Checking if lyra is disabled... yes])
+  		fi
+     	      ],
+     	      [
+   		  if test "x$with_lyra" != "xno" -a "x$with_lyra" != "x"; then
+	      		LYRA_PREFIX=$with_lyra
+                  	dnl # inside autoconf, single quoted preprocessor definition will raise error
+	      		LYRA_CPPFLAGS="-DGLOG_DEPRECATED=__attribute__((deprecated)) -DGLOG_EXPORT=__attribute__((visibility(\"default\"))) -DGLOG_NO_EXPORT=__attribute__((visibility(\"default\")))"
+	      		LYRA_CXXFLAGS="-std=c++17 -I$LYRA_PREFIX/include/com_google_absl -I$LYRA_PREFIX/include/gulrak_filesystem -I$LYRA_PREFIX/include/com_google_glog/src -I$LYRA_PREFIX"
+	                LYRA_LDFLAGS="-L$LYRA_PREFIX/lib"
+	      		AC_MSG_RESULT([Using lyra prefix... $with_lyra])
+	      	  else
+	      		LYRA_CXXFLAGS=""
+	      		LYRA_LDFLAGS=""
+	      	  fi
+
+    		  AC_MSG_CHECKING([lyra usability])
+
+    		  LYRA_LIBS="-llyra"
+
+    		  SAVED_LIBS="$LIBS"
+     		  SAVED_LDFLAGS="$LDFLAGS"
+   		  SAVED_CXXFLAGS="$CXXFLAGS"
+     		  SAVED_CPPFLAGS="$CPPFLAGS"
+
+     		  LIBS="$LYRA_LIBS $LIBS"
+     		  LDFLAGS="$LYRA_LDFLAGS $LDFLAGS"
+     		  CXXFLAGS="$LYRA_CXXFLAGS $CXXFLAGS"
+     		  CPPFLAGS="$LYRA_CPPFLAGS $CPPFLAGS"
+
+     		  AC_LANG_PUSH([C++])
+     		  AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include "lyra_decoder.h"
+     					          ]],
+     					          [std::unique_ptr<chromemedia::codec::LyraDecoder> dec = chromemedia::codec::LyraDecoder::Create(8000,1,"");]
+     					         )],
+	      		  		 [
+	      				   AC_DEFINE(PJMEDIA_HAS_LYRA_CODEC,1)
+					   dnl # use single quoted preprocessor definition
+	      		  	      	   LYRA_CPPFLAGS="'-DGLOG_DEPRECATED=__attribute__((deprecated))' '-DGLOG_EXPORT=__attribute__((visibility(\"default\")))' '-DGLOG_NO_EXPORT=__attribute__((visibility(\"default\")))'"
+                        		   CXXFLAGS="$LYRA_CPPFLAGS $CXXFLAGS"
+	      		  		   AC_MSG_RESULT(yes)
+	      		  		  ],
+	      		  		 [
+	      				   [ac_no_lyra_codec=1]
+	      				   LIBS="$SAVED_LIBS"
+	      				   LDFLAGS="$SAVED_LDFLAGS"
+	      				   CXXFLAGS="$SAVED_CXXFLAGS"
+	      		  		   AC_MSG_RESULT(no)
+	      		  		 ])
+	      		  AC_LANG_POP([C++])
+                          CPPFLAGS="$SAVED_CPPFLAGS"
+	      	      ])
+
+
 
 dnl # Include libsrtp
 AC_SUBST(ac_no_srtp)

pjmedia/build/os-auto.mak.in

@@ -74,6 +74,7 @@ AC_NO_OPENCORE_AMRNB=@ac_no_opencore_amrnb@
 AC_NO_OPENCORE_AMRWB=@ac_no_opencore_amrwb@
 AC_NO_BCG729=@ac_no_bcg729@
 AC_NO_ANDROID_MEDIACODEC=@ac_no_mediacodec@
+AC_NO_LYRA_CODEC=@ac_no_lyra_codec@
 
 export CODEC_OBJS=
 
@@ -152,6 +153,12 @@ else
 export CODEC_OBJS += and_aud_mediacodec.o and_vid_mediacodec.o
 endif
 
+ifeq ($(AC_NO_LYRA_CODEC),1)
+export CFLAGS += -DPJMEDIA_HAS_LYRA_CODEC=0
+else
+export CODEC_OBJS += lyra.o
+endif
+
 #
 # SRTP
 #

pjmedia/include/pjmedia-codec.h

@@ -34,6 +34,7 @@
 #include <pjmedia-codec/ilbc.h>
 #include <pjmedia-codec/ipp_codecs.h>
 #include <pjmedia-codec/l16.h>
+#include <pjmedia-codec/lyra.h>
 #include <pjmedia-codec/opencore_amr.h>
 #include <pjmedia-codec/openh264.h>
 #include <pjmedia-codec/opus.h>

pjmedia/include/pjmedia-codec/config.h

@@ -540,6 +540,24 @@
 #endif
 
 
+ /**
+  * Enable Lyra codec.
+  *
+  * Default: 0
+  */
+#ifndef PJMEDIA_HAS_LYRA_CODEC
+#   define PJMEDIA_HAS_LYRA_CODEC                       0
+#endif
+
+/**
+ * Lyra default bitrate setting
+ *
+ * Default: 3200 (available bitrate:3200, 6000, 9200)
+ */
+#ifndef PJMEDIA_CODEC_LYRA_DEFAULT_BIT_RATE
+#   define PJMEDIA_CODEC_LYRA_DEFAULT_BIT_RATE           3200
+#endif
+
 /**
  * Specify if FFMPEG codecs are available.
  *

pjmedia/include/pjmedia-codec/config_auto.h.in

@@ -98,6 +98,11 @@
 #undef PJMEDIA_HAS_ANDROID_MEDIACODEC
 #endif
 
+/* Lyra codec */
+#ifndef PJMEDIA_HAS_LYRA_CODEC
+#undef PJMEDIA_HAS_LYRA_CODEC
+#endif
+
 #endif  /* __PJMEDIA_CODEC_CONFIG_AUTO_H_ */
 
 

pjmedia/include/pjmedia-codec/lyra.h

@@ -0,0 +1,94 @@
+/*
+ * Copyright (C) 2024 Teluu Inc. (http://www.teluu.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
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef __PJMEDIA_CODEC_LYRA_H__
+#define __PJMEDIA_CODEC_LYRA_H__
+
+ /**
+  * @file pjmedia-codec/lyra.hpp
+  * @brief lyra codec.
+  */
+
+#include <pjmedia-codec/types.h>
+
+  /**
+   * @defgroup PJMED_LYRA lyra Codec
+   * @ingroup PJMEDIA_CODEC_CODECS
+   * @brief Implementation of lyra Codec
+   * @{
+   *
+   * This section describes functions to initialize and register lyra codec
+   * factory to the codec manager. After the codec factory has been registered,
+   * application can use @ref PJMEDIA_CODEC API to manipulate the codec.
+   *
+   */
+
+PJ_BEGIN_DECL
+
+typedef struct pjmedia_codec_lyra_config
+{
+    unsigned    bit_rate;
+    pj_str_t    model_path;
+} pjmedia_codec_lyra_config;
+
+/**
+ * Initialize and register lyra codec factory to pjmedia endpoint.
+ *
+ * @param endpt     The pjmedia endpoint.
+ *
+ * @return          PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_lyra_init(pjmedia_endpt *endpt);
+
+/**
+ * Unregister lyra codec factory from pjmedia endpoint and deinitialize
+ * the lyra codec library.
+ *
+ * @return          PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t) pjmedia_codec_lyra_deinit(void);
+
+/**
+ * Get the default Lyra configuration.
+ *
+ * @param cfg           Lyra codec configuration.
+ *
+ * @return              PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t)
+pjmedia_codec_lyra_get_config( pjmedia_codec_lyra_config *cfg);
+
+/**
+ * Set the default Lyra configuration.
+ *
+ * @param cfg           Lyra codec configuration.
+ *
+ * @return              PJ_SUCCESS on success.
+ */
+PJ_DECL(pj_status_t)
+pjmedia_codec_lyra_set_default_param(const pjmedia_codec_lyra_config *cfg);
+
+
+PJ_END_DECL
+
+
+/**
+ * @}
+ */
+
+#endif  /* __PJMEDIA_CODEC_LYRA_H__ */
+