1 files changed, 93 insertions, 0 deletions
diff --git a/include/ReadFlac.h.seekable b/include/ReadFlac.h.seekable
new file mode 100644
index 0000000..c4cdfcf
--- /dev/null
+++ b/include/ReadFlac.h.seekable
@@ -0,0 +1,93 @@
+/*
+ * readanysf~  external for pd. 
+ * 
+ * Copyright (C) 2003, 2004 August Black
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ReadFlac.h
+ */
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#ifdef READ_FLAC
+
+#ifndef _READFLAC_H
+#define _READFLAC_H
+
+extern "C" {
+#include "FLAC/seekable_stream_decoder.h"
+};
+
+#include "Readsf.h"
+#include "generic.h"
+
+class ReadFlac  : public Readsf {
+ public:
+  ReadFlac( Input *input);
+  virtual ~ReadFlac();
+  virtual bool Initialize();
+  virtual int Decode(float *buffer, int size);
+  virtual bool Rewind();
+  virtual bool PCM_seek(long bytes);
+  virtual bool TIME_seek(double seconds);
+
+ protected:
+  bool needs_seek;
+  FLAC__uint64 seek_sample;
+  unsigned samples_in_reservoir;
+  bool abort_flag;
+  FLAC__SeekableStreamDecoder *decoder;
+  FLAC__StreamMetadata streaminfo;
+  FLAC__int16 reservoir[FLAC__MAX_BLOCK_SIZE * 2 * 2]; // *2 for max channels, another *2 for overflow
+  //unsigned char output[576 * 2 * (16/8)]; // *2 for max channels, (16/8) for max bytes per sample
+  
+  unsigned lengthInMsec() { return (unsigned)((FLAC__uint64)1000 * streaminfo.data.stream_info.total_samples / streaminfo.data.stream_info.sample_rate); }
+ private:
+  void ErrorCheck(int state);
+  long filelength;
+  void cleanup();
+
+
+
+  static FLAC__SeekableStreamDecoderReadStatus readCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+							     FLAC__byte buffer[], 
+							     unsigned *bytes, 
+							     void *client_data);
+  static FLAC__SeekableStreamDecoderSeekStatus seekCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+							     FLAC__uint64 absolute_byte_offset, 
+							     void *client_data);
+  static FLAC__SeekableStreamDecoderTellStatus tellCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+							     FLAC__uint64 *absolute_byte_offset, 
+							     void *client_data);
+  static FLAC__SeekableStreamDecoderLengthStatus lengthCallback_(const FLAC__SeekableStreamDecoder *decoder,
+								 FLAC__uint64 *stream_length, 
+								 void *client_data);
+  static FLAC__bool eofCallback_(const FLAC__SeekableStreamDecoder *decoder, void *client_data);
+  static FLAC__StreamDecoderWriteStatus writeCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+						       const FLAC__Frame *frame, 
+						       const FLAC__int32 * const buffer[], 
+						       void *client_data);
+  static void metadataCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+				const FLAC__StreamMetadata *metadata, 
+				void *client_data);
+  static void errorCallback_(const FLAC__SeekableStreamDecoder *decoder, 
+			     FLAC__StreamDecoderErrorStatus status, 
+			     void *client_data);
+};
+
+#endif
+#endif //#ifdef READ_FLAC