From ce188d4d7f3b9ad04867c49b424e8497c2ade92b Mon Sep 17 00:00:00 2001
From: aliaspider
Date: Tue, 14 May 2019 08:58:52 +0100
Subject: add CHD support.

---
 .../flac-1.3.2/include/share/replaygain_analysis.h | 59 ++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 deps/flac-1.3.2/include/share/replaygain_analysis.h

(limited to 'deps/flac-1.3.2/include/share/replaygain_analysis.h')

diff --git a/deps/flac-1.3.2/include/share/replaygain_analysis.h b/deps/flac-1.3.2/include/share/replaygain_analysis.h
new file mode 100644
index 0000000..f06a9b2
--- /dev/null
+++ b/deps/flac-1.3.2/include/share/replaygain_analysis.h
@@ -0,0 +1,59 @@
+/*
+ *  ReplayGainAnalysis - analyzes input samples and give the recommended dB change
+ *  Copyright (C) 2001 David Robinson and Glen Sawyer
+ *
+ *  This library is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU Lesser General Public
+ *  License as published by the Free Software Foundation; either
+ *  version 2.1 of the License, or (at your option) any later version.
+ *
+ *  This library 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
+ *  Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public
+ *  License along with this library; if not, write to the Free Software
+ *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ *  concept and filter values by David Robinson (David@Robinson.org)
+ *    -- blame him if you think the idea is flawed
+ *  coding by Glen Sawyer (glensawyer@hotmail.com) 442 N 700 E, Provo, UT 84606 USA
+ *    -- blame him if you think this runs too slowly, or the coding is otherwise flawed
+ *  minor cosmetic tweaks to integrate with FLAC by Josh Coalson
+ *
+ *  For an explanation of the concepts and the basic algorithms involved, go to:
+ *    http://www.replaygain.org/
+ */
+
+#ifndef GAIN_ANALYSIS_H
+#define GAIN_ANALYSIS_H
+
+#include <stddef.h>
+
+#define GAIN_NOT_ENOUGH_SAMPLES  -24601
+#define GAIN_ANALYSIS_ERROR           0
+#define GAIN_ANALYSIS_OK              1
+
+#define INIT_GAIN_ANALYSIS_ERROR      0
+#define INIT_GAIN_ANALYSIS_OK         1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+typedef float   flac_float_t;         /* Type used for filtering */
+
+extern flac_float_t ReplayGainReferenceLoudness; /* in dB SPL, currently == 89.0 */
+
+int     InitGainAnalysis ( long samplefreq );
+int     ValidGainFrequency ( long samplefreq );
+int     AnalyzeSamples   ( const flac_float_t* left_samples, const flac_float_t* right_samples, size_t num_samples, int num_channels );
+flac_float_t GetTitleGain     ( void );
+flac_float_t GetAlbumGain     ( void );
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* GAIN_ANALYSIS_H */
-- 
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