From e93aab2f7f55565bc5418d37c9251c654579185b Mon Sep 17 00:00:00 2001
From: Armin Novak <armin.novak@thincast.com>
Date: Tue, 13 Nov 2018 09:13:52 +0100
Subject: [PATCH] Added CMake detection support for libsoxr

---
 CMakeLists.txt       |  5 ++++
 cmake/Findsoxr.cmake | 61 ++++++++++++++++++++++++++++++++++++++++++++
 config.h.in          |  1 +
 3 files changed, 67 insertions(+)
 create mode 100644 cmake/Findsoxr.cmake

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 306354f7b..1d7a541a4 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -770,6 +770,10 @@ set(FAAC_FEATURE_TYPE "OPTIONAL")
 set(FAAC_FEATURE_PURPOSE "codec")
 set(FAAC_FEATURE_DESCRIPTION "FAAC AAC audio codec library")
 
+set(SOXR_FEATURE_TYPE "OPTIONAL")
+set(SOXR_FEATURE_PURPOSE "codec")
+set(SOXR_FEATURE_DESCRIPTION "SOX audio resample library")
+
 set(GSSAPI_FEATURE_TYPE "OPTIONAL")
 set(GSSAPI_FEATURE_PURPOSE "auth")
 set(GSSAPI_FEATURE_DESCRIPTION "add kerberos support")
@@ -873,6 +877,7 @@ find_feature(GSM ${GSM_FEATURE_TYPE} ${GSM_FEATURE_PURPOSE} ${GSM_FEATURE_DESCRI
 find_feature(LAME ${LAME_FEATURE_TYPE} ${LAME_FEATURE_PURPOSE} ${LAME_FEATURE_DESCRIPTION})
 find_feature(FAAD2 ${FAAD2_FEATURE_TYPE} ${FAAD2_FEATURE_PURPOSE} ${FAAD2_FEATURE_DESCRIPTION})
 find_feature(FAAC ${FAAC_FEATURE_TYPE} ${FAAC_FEATURE_PURPOSE} ${FAAC_FEATURE_DESCRIPTION})
+find_feature(soxr ${SOXR_FEATURE_TYPE} ${SOXR_FEATURE_PURPOSE} ${SOXR_FEATURE_DESCRIPTION})
 
 find_feature(GSSAPI ${GSSAPI_FEATURE_TYPE} ${GSSAPI_FEATURE_PURPOSE} ${GSSAPI_FEATURE_DESCRIPTION})
 
diff --git a/cmake/Findsoxr.cmake b/cmake/Findsoxr.cmake
new file mode 100644
index 000000000..e62da2f9c
--- /dev/null
+++ b/cmake/Findsoxr.cmake
@@ -0,0 +1,61 @@
+# Try to find the soxr library
+#
+# Copyright 2018 Thincast Technologies GmbH
+# Copyright 2018 Armin Novak <armin.novak@thincast.com>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+#
+# Once done this will define
+#
+#  SOXR_ROOT - A list of search hints
+#
+#  SOXR_FOUND - system has soxr
+#  SOXR_INCLUDE_DIR - the soxr include directory
+#  SOXR_LIBRARIES - libsoxr library
+
+if (UNIX AND NOT ANDROID)
+  find_package(PkgConfig QUIET)
+  pkg_check_modules(PC_SOXR QUIET soxr)
+endif (UNIX AND NOT ANDROID)
+
+if (SOXR_INCLUDE_DIR AND SOXR_LIBRARY)
+	set(SOXR_FIND_QUIETLY TRUE)
+endif (SOXR_INCLUDE_DIR AND SOXR_LIBRARY)
+
+find_path(SOXR_INCLUDE_DIR NAMES soxr.h 
+	PATH_SUFFIXES include
+	HINTS ${SOXR_ROOT} ${PC_SOXR_INCLUDE_DIRS})
+find_library(SOXR_LIBRARY
+	 NAMES soxr
+	 PATH_SUFFIXES lib
+	 HINTS ${SOXR_ROOT} ${PC_SOXR_LIBRARY_DIRS})
+
+include(FindPackageHandleStandardArgs)
+FIND_PACKAGE_HANDLE_STANDARD_ARGS(soxr DEFAULT_MSG SOXR_LIBRARY SOXR_INCLUDE_DIR)
+
+if (SOXR_INCLUDE_DIR AND SOXR_LIBRARY)
+	set(SOXR_FOUND TRUE)
+	set(SOXR_LIBRARIES ${SOXR_LIBRARY})
+endif (SOXR_INCLUDE_DIR AND SOXR_LIBRARY)
+
+if (SOXR_FOUND)
+	if (NOT SOXR_FIND_QUIETLY)
+		message(STATUS "Found soxr: ${SOXR_LIBRARIES}")
+	endif (NOT SOXR_FIND_QUIETLY)
+else (SOXR_FOUND)
+	if (SOXR_FIND_REQUIRED)
+		message(FATAL_ERROR "soxr was not found")
+	endif(SOXR_FIND_REQUIRED)
+endif (SOXR_FOUND)
+
+mark_as_advanced(SOXR_INCLUDE_DIR SOXR_LIBRARY)
+
diff --git a/config.h.in b/config.h.in
index 26bc059f7..92f447e6b 100644
--- a/config.h.in
+++ b/config.h.in
@@ -57,6 +57,7 @@
 #cmakedefine WITH_LAME
 #cmakedefine WITH_FAAD2
 #cmakedefine WITH_FAAC
+#cmakedefine WITH_SOXR
 #cmakedefine WITH_GFX_H264
 #cmakedefine WITH_OPENH264
 #cmakedefine WITH_FFMPEG