Re #1954: Add WebRTC to third party component

* Add build config for GNU build systems



git-svn-id: http://svn.pjsip.org/repos/pjproject/trunk@5428 74dad513-b988-da41-8d7b-12977e46ad98

1 files changed, 25 insertions, 0 deletions

diff --git a/third_party/webrtc/src/webrtc/common_audio/fft4g.h b/third_party/webrtc/src/webrtc/common_audio/fft4g.h
new file mode 100644
index 00000000..6dd792f6
--- /dev/null
+++ b/third_party/webrtc/src/webrtc/common_audio/fft4g.h
@@ -0,0 +1,25 @@
+/*
+ *  Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#ifndef WEBRTC_COMMON_AUDIO_FFT4G_H_
+#define WEBRTC_COMMON_AUDIO_FFT4G_H_
+
+#if defined(__cplusplus)
+extern "C" {
+#endif
+
+// Refer to fft4g.c for documentation.
+void WebRtc_rdft(size_t n, int isgn, float *a, size_t *ip, float *w);
+
+#if defined(__cplusplus)
+}
+#endif
+
+#endif  // WEBRTC_COMMON_AUDIO_FFT4G_H_