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/*
* Copyright (C) 2003-2014 The Music Player Daemon Project
* http://www.musicpd.org
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef MPD_DECODER_DSDLIB_HXX
#define MPD_DECODER_DSDLIB_HXX
#include "system/ByteOrder.hxx"
#include "Compiler.h"
#include <stddef.h>
#include <stdint.h>
struct Decoder;
class InputStream;
struct DsdId {
char value[4];
gcc_pure
bool Equals(const char *s) const;
};
class DsdUint64 {
uint32_t lo;
uint32_t hi;
public:
constexpr uint64_t Read() const {
return (uint64_t(FromLE32(hi)) << 32) |
uint64_t(FromLE32(lo));
}
};
class DffDsdUint64 {
uint32_t hi;
uint32_t lo;
public:
constexpr uint64_t Read() const {
return (uint64_t(FromBE32(hi)) << 32) |
uint64_t(FromBE32(lo));
}
};
bool
dsdlib_skip_to(Decoder *decoder, InputStream &is,
uint64_t offset);
bool
dsdlib_skip(Decoder *decoder, InputStream &is,
uint64_t delta);
/**
* Check if the sample frequency is a valid DSD frequency.
**/
gcc_const
bool
dsdlib_valid_freq(uint32_t samplefreq);
/**
* Add tags from ID3 tag. All tags commonly found in the ID3 tags of
* DSF and DSDIFF files are imported
*/
void
dsdlib_tag_id3(InputStream &is,
const struct tag_handler *handler,
void *handler_ctx, int64_t tagoffset);
#endif
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