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60 lines
1.8 KiB
C++
60 lines
1.8 KiB
C++
/***
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This file is part of snapcast
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Copyright (C) 2014-2024 Johannes Pohl
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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 3 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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***/
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#pragma once
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// local headers
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#include "encoder.hpp"
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// 3rd party headers
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#include <ogg/ogg.h>
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#include <vorbis/vorbisenc.h>
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namespace encoder
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{
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class OggEncoder : public Encoder
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{
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public:
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OggEncoder(const std::string& codecOptions = "");
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~OggEncoder() override;
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void encode(const msg::PcmChunk& chunk) override;
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std::string getAvailableOptions() const override;
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std::string getDefaultOptions() const override;
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std::string name() const override;
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protected:
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void initEncoder() override;
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private:
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ogg_stream_state os_; /// take physical pages, weld into a logical stream of packets
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ogg_page og_; /// one Ogg bitstream page. Vorbis packets are inside
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ogg_packet op_; /// one raw packet of data for decode
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vorbis_info vi_; /// struct that stores all the static vorbis bitstream settings
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vorbis_comment vc_; /// struct that stores all the user comments
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vorbis_dsp_state vd_; /// central working state for the packet->PCM decoder
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vorbis_block vb_; /// local working space for packet->PCM decode
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ogg_int64_t lastGranulepos_;
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};
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} // namespace encoder
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