50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/*
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AudioFileSourcePROGMEM
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Store a "file" as a PROGMEM array and use it as audio source data
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Copyright (C) 2017 Earle F. Philhower, III
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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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#ifndef _AUDIOFILESOURCEPROGMEM_H
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#define _AUDIOFILESOURCEPROGMEM_H
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#include "AudioFileSource.h"
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class AudioFileSourcePROGMEM : public AudioFileSource
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{
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public:
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AudioFileSourcePROGMEM();
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AudioFileSourcePROGMEM(const void *data, uint32_t len);
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virtual ~AudioFileSourcePROGMEM() override;
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virtual uint32_t read(void *data, uint32_t len) override;
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virtual bool seek(int32_t pos, int dir) override;
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virtual bool close() override;
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virtual bool isOpen() override;
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virtual uint32_t getSize() override;
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virtual uint32_t getPos() override { if (!opened) return 0; else return filePointer; };
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bool open(const void *data, uint32_t len);
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private:
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bool opened;
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const void *progmemData;
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uint32_t progmemLen;
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uint32_t filePointer;
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};
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#endif
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