import esp audio lib

FW/leo_muziekdoos_sam51/lib/ESP8266Audio/src/AudioFileSourcePROGMEM.h

@@ -0,0 +1,49 @@
+/*
+  AudioFileSourcePROGMEM
+  Store a "file" as a PROGMEM array and use it as audio source data
+  
+  Copyright (C) 2017  Earle F. Philhower, III
+
+  This program is free software: you can redistribute it and/or modify
+  it under the terms of the GNU General Public License as published by
+  the Free Software Foundation, either version 3 of the License, or
+  (at your option) any later version.
+
+  This program is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  GNU General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef _AUDIOFILESOURCEPROGMEM_H
+#define _AUDIOFILESOURCEPROGMEM_H
+
+#include "AudioFileSource.h"
+
+class AudioFileSourcePROGMEM : public AudioFileSource
+{
+  public:
+    AudioFileSourcePROGMEM();
+    AudioFileSourcePROGMEM(const void *data, uint32_t len);
+    virtual ~AudioFileSourcePROGMEM() override;
+    virtual uint32_t read(void *data, uint32_t len) override;
+    virtual bool seek(int32_t pos, int dir) override;
+    virtual bool close() override;
+    virtual bool isOpen() override;
+    virtual uint32_t getSize() override;
+    virtual uint32_t getPos() override { if (!opened) return 0; else return filePointer; };
+
+    bool open(const void *data, uint32_t len);
+
+  private:
+    bool opened;
+    const void *progmemData;
+    uint32_t progmemLen;
+    uint32_t filePointer;
+};
+
+#endif
+