87 lines
1.9 KiB
C++
87 lines
1.9 KiB
C++
/*
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* Copyright (C) 2003-2014 The Music Player Daemon Project
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* http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef MPD_DECODER_DSDLIB_HXX
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#define MPD_DECODER_DSDLIB_HXX
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#include "system/ByteOrder.hxx"
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#include "input/Offset.hxx"
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#include "Compiler.h"
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#include <stddef.h>
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#include <stdint.h>
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struct Decoder;
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class InputStream;
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struct DsdId {
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char value[4];
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gcc_pure
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bool Equals(const char *s) const;
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};
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class DsdUint64 {
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uint32_t lo;
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uint32_t hi;
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public:
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constexpr uint64_t Read() const {
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return (uint64_t(FromLE32(hi)) << 32) |
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uint64_t(FromLE32(lo));
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}
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};
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class DffDsdUint64 {
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uint32_t hi;
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uint32_t lo;
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public:
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constexpr uint64_t Read() const {
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return (uint64_t(FromBE32(hi)) << 32) |
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uint64_t(FromBE32(lo));
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}
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};
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bool
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dsdlib_skip_to(Decoder *decoder, InputStream &is,
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offset_type offset);
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bool
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dsdlib_skip(Decoder *decoder, InputStream &is,
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offset_type delta);
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/**
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* Check if the sample frequency is a valid DSD frequency.
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**/
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gcc_const
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bool
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dsdlib_valid_freq(uint32_t samplefreq);
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/**
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* Add tags from ID3 tag. All tags commonly found in the ID3 tags of
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* DSF and DSDIFF files are imported
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*/
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void
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dsdlib_tag_id3(InputStream &is,
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const struct tag_handler *handler,
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void *handler_ctx, int64_t tagoffset);
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#endif
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