Add AMR codec supportlaforge/amr-2023

CMake work and rebase on current wireshark master by Harald Welte

Change-Id: I5ec963b910f8f271aa2e5d680ea33e2170a6f367

6 files changed, 252 insertions, 0 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 8a54184f1c..ceeaa42f01 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1288,6 +1288,8 @@ ws_find_package(SPANDSP ENABLE_SPANDSP HAVE_SPANDSP)
 
 ws_find_package(BCG729 ENABLE_BCG729 HAVE_BCG729)
 
+ws_find_package(AMRNB ENABLE_AMRNB HAVE_AMRNB)
+
 ws_find_package(ILBC ENABLE_ILBC HAVE_ILBC)
 
 ws_find_package(OPUS ENABLE_OPUS HAVE_OPUS)
@@ -1628,6 +1630,11 @@ if(ENABLE_PLUGINS)
 			plugins/codecs/G729
 		)
 	endif()
+	if(AMRNB_FOUND)
+		list(APPEND PLUGIN_SRC_DIRS
+			plugins/codecs/amrnb
+		)
+	endif()
 	if(ILBC_FOUND)
 		list(APPEND PLUGIN_SRC_DIRS
 			plugins/codecs/iLBC
@@ -1767,6 +1774,11 @@ set_package_properties(BCG729 PROPERTIES
 	URL "https://www.linphone.org/technical-corner/bcg729"
 	PURPOSE "Support for G.729 codec in RTP player"
 )
+set_package_properties(AMRNB PROPERTIES
+	DESCRIPTION "AMRNB decoder"
+	URL "https://sourceforge.net/p/opencore-amr"
+	PURPOSE "Support for AMRNB codec in RTP player"
+)
 set_package_properties(ILBC PROPERTIES
 	DESCRIPTION "iLBC decoder"
 	URL "https://github.com/TimothyGu/libilbc"
@@ -2088,6 +2100,9 @@ if(USE_REPOSITORY)
 	if (BCG729_FOUND)
 		list (APPEND THIRD_PARTY_DLLS "${BCG729_DLL_DIR}/${BCG729_DLL}")
 	endif(BCG729_FOUND)
+	if (AMRNB_FOUND)
+		list (APPEND OPTIONAL_DLLS "${AMRNB_DLL_DIR}/${AMRNB_DLL}")
+	endif(AMRNB_FOUND)
 	if (ILBC_FOUND)
 		list (APPEND THIRD_PARTY_DLLS "${ILBC_DLL_DIR}/${ILBC_DLL}")
 	endif(ILBC_FOUND)
@@ -3622,6 +3637,9 @@ if(RPMBUILD_EXECUTABLE)
 	if (BCG729_FOUND)
 		list(APPEND _rpmbuild_with_args --with bcg729)
 	endif()
+	if (AMRNB_FOUND)
+		list(APPEND _rpmbuild_with_args --with amrnb)
+	endif()
 	if (ILBC_FOUND)
 		list(APPEND _rpmbuild_with_args --with ilbc)
 	endif()
diff --git a/CMakeOptions.txt b/CMakeOptions.txt
index f6d07a855b..5dc26a8a8c 100644
--- a/CMakeOptions.txt
+++ b/CMakeOptions.txt
@@ -121,6 +121,7 @@ option(ENABLE_KERBEROS   "Build with Kerberos support" ON)
 option(ENABLE_SBC        "Build with SBC Codec support in RTP Player" ON)
 option(ENABLE_SPANDSP    "Build with G.722/G.726 codecs support in RTP Player" ON)
 option(ENABLE_BCG729     "Build with G.729 codec support in RTP Player" ON)
+option(ENABLE_AMRNB      "Build with AMRNB codec support in RTP Player" ON)
 option(ENABLE_ILBC       "Build with iLBC codec support in RTP Player" ON)
 option(ENABLE_LIBXML2    "Build with libxml2 support" ON)
 option(ENABLE_OPUS       "Build with opus support" ON)
diff --git a/cmake/modules/FindAMRNB.cmake b/cmake/modules/FindAMRNB.cmake
new file mode 100644
index 0000000000..21f152ba11
--- /dev/null
+++ b/cmake/modules/FindAMRNB.cmake
@@ -0,0 +1,57 @@
+# Find the system's opencore-amrnb includes and library
+#
+#  AMRNB_INCLUDE_DIRS - where to find amrnb/decoder.h
+#  AMRNB_LIBRARIES    - List of libraries when using amrnb
+#  AMRNB_FOUND        - True if amrnb found
+#  AMRNB_DLL_DIR      - (Windows) Path to the amrnb DLL
+#  AMRNB_DLL          - (Windows) Name of the amrnb DLL
+
+include( FindWSWinLibs )
+FindWSWinLibs( "opencore-amrnb-.*" "AMRNB_HINTS" )
+
+if (NOT WIN32)
+  find_package(PkgConfig)
+  pkg_search_module(AMRNB opencore-amrnb)
+endif()
+
+find_path( AMRNB_INCLUDE_DIR
+  NAMES opencore-amrnb/interf_dec.h
+  HINTS
+    "${AMRNB_INCLUDE_DIR}"
+    "${AMRNB_HINTS}/include"
+  PATHS /usr/local/include /usr/include
+)
+
+find_library( AMRNB_LIBRARY
+  NAMES opencore-amrnb
+  HINTS
+    "${AMRNB_LIBDIR}"
+    "${AMRNB_HINTS}/lib"
+  PATHS /usr/local/lib /usr/lib
+)
+
+include( FindPackageHandleStandardArgs )
+find_package_handle_standard_args( amrnb DEFAULT_MSG AMRNB_INCLUDE_DIR AMRNB_LIBRARY )
+
+if( AMRNB_FOUND )
+  set( AMRNB_INCLUDE_DIRS ${AMRNB_INCLUDE_DIR} )
+  set( AMRNB_LIBRARIES ${AMRNB_LIBRARY} )
+  if (WIN32)
+    set ( AMRNB_DLL_DIR "${AMRNB_HINTS}/bin"
+      CACHE PATH "Path to amrnb DLL"
+    )
+    file( GLOB _amrnb_dll RELATIVE "${AMRNB_DLL_DIR}"
+      "${AMRNB_DLL_DIR}/libamrnb.dll"
+    )
+    set ( AMRNB_DLL ${_amrnb_dll}
+      # We're storing filenames only. Should we use STRING instead?
+      CACHE FILEPATH "amrnb DLL file name"
+    )
+    mark_as_advanced( AMRNB_DLL_DIR AMRNB_DLL )
+  endif()
+else()
+  set( AMRNB_INCLUDE_DIRS )
+  set( AMRNB_LIBRARIES )
+endif()
+
+mark_as_advanced( AMRNB_LIBRARIES AMRNB_INCLUDE_DIRS )
diff --git a/cmakeconfig.h.in b/cmakeconfig.h.in
index 817da33692..20d3f1eb3e 100644
--- a/cmakeconfig.h.in
+++ b/cmakeconfig.h.in
@@ -232,6 +232,9 @@
 /* Define to 1 if you have the bcg729 library. */
 #cmakedefine HAVE_BCG729 1
 
+/* Define to 1 if you have the opencore-amrnb library. */
+#cmakedefine HAVE_AMRNB 1
+
 /* Define to 1 if you have the ilbc library. */
 #cmakedefine HAVE_ILBC 1
 
diff --git a/plugins/codecs/amrnb/CMakeLists.txt b/plugins/codecs/amrnb/CMakeLists.txt
new file mode 100644
index 0000000000..b49314689e
--- /dev/null
+++ b/plugins/codecs/amrnb/CMakeLists.txt
@@ -0,0 +1,66 @@
+# CMakeLists.txt
+#
+# Wireshark - Network traffic analyzer
+# By Gerald Combs <gerald@wireshark.org>
+# Copyright 1998 Gerald Combs
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+
+include(WiresharkPlugin)
+
+# Plugin name and version info (major minor micro extra)
+set_module_info(amrnb 0 1 0 0)
+
+set(CODEC_SRC
+	amrdecode.c
+)
+
+set(PLUGIN_FILES
+	plugin.c
+	${CODEC_SRC}
+)
+
+set_source_files_properties(
+	${PLUGIN_FILES}
+	PROPERTIES
+	COMPILE_FLAGS "${WERROR_COMMON_FLAGS}"
+)
+
+register_plugin_files(plugin.c
+	plugin_codec
+	${CODEC_SRC}
+)
+
+add_wireshark_plugin_library(amrnb codecs)
+
+target_include_directories(amrnb PRIVATE ${CMAKE_SOURCE_DIR}/codecs)
+
+target_link_libraries(amrnb wsutil ${AMRNB_LIBRARIES})
+
+target_include_directories(amrnb SYSTEM PRIVATE ${AMRNB_INCLUDE_DIRS})
+
+install_plugin(amrnb codecs)
+
+file(GLOB CODEC_HEADERS RELATIVE "${CMAKE_CURRENT_SOURCE_DIR}" "*.h")
+CHECKAPI(
+	NAME
+	  amrnb
+	SWITCHES
+	SOURCES
+	  ${CODEC_SRC}
+	  ${CODEC_HEADERS}
+)
+
+#
+# Editor modelines  -  https://www.wireshark.org/tools/modelines.html
+#
+# Local variables:
+# c-basic-offset: 8
+# tab-width: 8
+# indent-tabs-mode: t
+# End:
+#
+# vi: set shiftwidth=8 tabstop=8 noexpandtab:
+# :indentSize=8:tabSize=8:noTabs=false:
+#
diff --git a/plugins/codecs/amrnb/amrdecode.c b/plugins/codecs/amrnb/amrdecode.c
new file mode 100644
index 0000000000..9d4e32f058
--- /dev/null
+++ b/plugins/codecs/amrnb/amrdecode.c
@@ -0,0 +1,107 @@
+/* amrdecode.c
+ * AMR codec
+ *
+ * Wireshark - Network traffic analyzer
+ * By Gerald Combs <gerald@wireshark.org>
+ * Copyright 1998 Gerald Combs
+ *
+ * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include "config.h"
+
+#include <glib.h>
+#include <string.h>
+
+#include "wsutil/codecs.h"
+#include "ws_attributes.h"
+
+#include <opencore-amrnb/interf_dec.h>
+
+void codec_register_amr(void);
+
+void *
+codec_amr_init(void)
+{
+    void *state;
+    state = Decoder_Interface_init();
+
+    return state;
+}
+
+void
+codec_amr_release(void *state)
+{
+    Decoder_Interface_exit(state);
+}
+
+unsigned
+codec_amr_get_channels(void *ctx _U_)
+{
+    return 1;
+}
+
+unsigned
+codec_amr_get_frequency(void *ctx _U_)
+{
+    return 8000;
+}
+
+size_t
+codec_amr_decode(void *state, const void *input, size_t inputSizeBytes, void *output,
+        size_t *outputSizeBytes)
+{
+    int mode;
+    unsigned packet_size;
+    static const guint8 block_size[16] = {12, 13, 15, 17, 19, 20, 26, 31, 5, 0, 0, 0, 0, 0, 0, 0};
+
+    /* First byte is CMR, second is the Payload TOC */
+    mode = (((guint8 *)input)[1] >> 3) & 0x0F;
+    packet_size = block_size[mode] + 2;
+
+    if (!output || !outputSizeBytes)
+	    return 160*2;
+
+    *outputSizeBytes = 160 * 2; /* 160 frames, two byte per frame, 20ms */
+
+    /* If the size is screwed up, insert silence */
+    if (packet_size > inputSizeBytes) {
+	    memset(output, 0, *outputSizeBytes);
+	    return *outputSizeBytes;
+    }
+
+    Decoder_Interface_Decode(state, (const unsigned char *)input+1, (short *)output, 0);
+    return *outputSizeBytes;
+}
+
+void
+codec_register_amr(void)
+{
+    register_codec("AMR", codec_amr_init, codec_amr_release,
+            codec_amr_get_channels, codec_amr_get_frequency, codec_amr_decode);
+}
+
+/*
+ * Editor modelines  -  http://www.wireshark.org/tools/modelines.html
+ *
+ * Local variables:
+ * c-basic-offset: 4
+ * tab-width: 8
+ * indent-tabs-mode: nil
+ * End:
+ *
+ * vi: set shiftwidth=4 tabstop=8 expandtab:
+ * :indentSize=4:tabSize=8:noTabs=true:
+ */