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84 lines
2.9 KiB
C++
84 lines
2.9 KiB
C++
/*
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* MPD DVD-Audio Decoder plugin
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* Copyright (c) 2014-2025 Maxim V.Anisiutkin <maxim.anisiutkin@gmail.com>
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*
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* DVD-Audio Decoder is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* DVD-Audio Decoder 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 GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with FFmpeg; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#pragma once
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#include "audio_track.h"
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#include "audio_stream.h"
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#include "stream_buffer.h"
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#include "dvda_reader.h"
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#include "dvda_filesystem.h"
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#include "dvda_zone.h"
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#include <memory>
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class dvda_disc_t : public dvda_reader_t {
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private:
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dvda_media_t* dvda_media;
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std::unique_ptr<dvda_filesystem_t> dvda_filesystem;
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std::unique_ptr<dvda_zone_t> dvda_zone;
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track_list_t track_list;
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stream_buffer_t<uint8_t, int> track_stream;
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std::vector<uint8_t> ps1_data;
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std::unique_ptr<audio_stream_t> audio_stream;
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audio_track_t audio_track;
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uint64_t stream_size;
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double stream_duration;
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sub_header_t stream_ps1_info;
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uint32_t stream_block_current;
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bool stream_downmix;
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bool stream_needs_reinit;
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bool major_sync_0;
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unsigned stream_channel_map;
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int stream_channels;
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int stream_bits;
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int stream_samplerate;
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int sel_titleset_index;
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int sel_track_index;
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size_t sel_track_offset;
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uint32_t sel_track_length_lsn;
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public:
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dvda_disc_t();
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~dvda_disc_t();
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dvda_filesystem_t* get_filesystem();
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audio_track_t get_track(uint32_t track_index);
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uint32_t get_tracks() override;
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uint32_t get_channels() override;
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uint32_t get_loudspeaker_config() override;
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uint32_t get_samplerate() override;
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double get_duration() override;
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double get_duration(uint32_t track_index) override;
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bool can_downmix() override;
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void get_info(uint32_t track_index, bool downmix, TagHandler& handler) override;
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uint32_t get_track_length_lsn();
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bool open(dvda_media_t* dvda_media) override;
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bool close() override;
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bool select_track(uint32_t track_index, size_t offset = 0) override;
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bool get_downmix() override;
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bool set_downmix(bool downmix) override;
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bool read_frame(uint8_t* frame_data, size_t* frame_size) override;
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bool seek(double seconds) override;
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private:
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bool create_audio_stream(sub_header_t& p_ps1_info, uint8_t* p_buf, int p_buf_size, bool p_downmix);
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void stream_buffer_read();
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};
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