Initial import of CVS-v2_8_branch

lib/rdflacdecode.h

@@ -0,0 +1,61 @@
+// rdflacdecode.h
+//
+// Decode FLAC Files using libFLAC++
+//
+//   (C) Copyright 2010 Fred Gleason <fredg@paravelsystems.com>
+//
+//      $Id: rdflacdecode.h,v 1.4 2010/11/24 18:03:30 cvs Exp $
+//
+//   This program is free software; you can redistribute it and/or modify
+//   it under the terms of the GNU General Public License version 2 as
+//   published by the Free Software Foundation.
+//
+//   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., 675 Mass Ave, Cambridge, MA 02139, USA.
+//
+
+#ifndef RDFLACDECODE_H
+#define RDFLACDECODE_H
+
+#include <sndfile.h>
+#ifdef HAVE_FLAC
+#include <FLAC++/decoder.h>
+
+#include <rdwavefile.h>
+
+class RDFlacDecode : public FLAC::Decoder::File
+{
+ public:
+  RDFlacDecode(SNDFILE *dst_sf);
+  void setRange(int start_pt,int end_pt);
+  void decode(RDWaveFile *src_wave,float *peak);
+
+ protected:
+  FLAC__StreamDecoderWriteStatus 
+    write_callback(const ::FLAC__Frame *frame, 
+		    const FLAC__int32 *const buffer[]);
+  void error_callback(::FLAC__StreamDecoderErrorStatus status);
+  void metadata_callback(const FLAC__StreamMetadata*);
+
+ private:
+  void UpdatePeak(const float data[],ssize_t len);
+  SNDFILE *flac_sf_dst;
+  int flac_start_point;
+  int flac_end_point;
+  int flac_start_sample;
+  int flac_end_sample;
+  float *flac_peak_sample;
+  int flac_total_frames;
+  RDWaveFile *flac_wavefile;
+  bool flac_active;
+};
+#endif  // HAVE_FLAC
+
+
+#endif  // RDFLACDECODER_H