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https://github.com/mudita/MuditaOS.git
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9b7d5be07a
Fix of the issue that only files with extension in lowercase were detected and listed in the music player's library. Additionally code cleanup.
59 lines
2.0 KiB
C++
59 lines
2.0 KiB
C++
// Copyright (c) 2017-2022, Mudita Sp. z.o.o. All rights reserved.
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// For licensing, see https://github.com/mudita/MuditaOS/LICENSE.md
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#pragma once
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#include "Decoder.hpp"
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#include <src/dr_mp3.h>
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extern "C"
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{
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#include "xing_header.h"
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};
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namespace audio
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{
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class decoderMP3 : public Decoder
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{
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public:
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explicit decoderMP3(const std::string &filePath);
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~decoderMP3();
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std::uint32_t decode(std::uint32_t samplesToRead, std::int16_t *pcmData) override;
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void setPosition(float pos) override;
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private:
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std::unique_ptr<drmp3> mp3 = nullptr;
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// Callback for when data needs to be read from the client.
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//
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// pUserData [in] The user data that was passed to drflac_open() and family.
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// pBufferOut [out] The output buffer.
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// bytesToRead [in] The number of bytes to read.
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//
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// Returns the number of bytes actually read.
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//
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// A return value of less than bytesToRead indicates the end of the stream. Do _not_ return from this callback
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// until either the entire bytesToRead is filled or you have reached the end of the stream.
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static size_t drmp3_read(void *pUserData, void *pBufferOut, size_t bytesToRead);
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// Callback for when data needs to be seeked.
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//
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// pUserData [in] The user data that was passed to drflac_open() and family.
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// offset [in] The number of bytes to move, relative to the origin. Will never be negative.
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// origin [in] The origin of the seek - the current position or the start of the stream.
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//
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// Returns whether or not the seek was successful.
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//
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// The offset will never be negative. Whether or not it is relative to the beginning or current position is
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// determined by the "origin" parameter which will be either drflac_seek_origin_start or
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// drflac_seek_origin_current.
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static drmp3_bool32 drmp3_seek(void *pUserData, int offset, drmp3_seek_origin origin);
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};
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} // namespace audio
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