62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
#pragma once
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/*
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MIT License
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Copyright (c) 2024 - 2025 René Amthor (tobid7)
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include <mpg123.h>
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#include <pd/sound/decoder.hpp>
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namespace PD {
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namespace Music {
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/**
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* MP3 Decoder
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*/
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class Mp3Decoder : public Decoder {
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public:
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Mp3Decoder() = default;
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~Mp3Decoder() = default;
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/** Init Funciton to load file and Init decoder */
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int Init(const std::string& path) override;
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/** Unload Decoder */
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void Deinit() override;
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/** Get Sample Rate */
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u32 GetSampleRate() override;
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/** Get Channels */
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u8 GetChannels() override;
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/** Get Buffer Size */
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size_t GetBufSize() override;
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/** Decode next data */
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u64 Decode(u16* buf_address) override;
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/** Get File Samples if exist */
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size_t GetFileSamples() override;
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private:
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mpg123_handle* handle = nullptr;
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size_t buf_size = 0;
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u32 rate = 0;
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u8 channels = 0;
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};
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} // namespace Music
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} // namespace PD
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