FilenameFunctions.h

/*
 * Animated GIFs Display Code for SmartMatrix and 32x32 RGB LED Panels
 *
 * This file contains code to enumerate and select animated GIF files by name
 *
 * Written by: Craig A. Lindley

 * Copyright (c) 2014 Craig A. Lindley
 * Refactoring by Louis Beaudoin (Pixelmatix)
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

#ifndef FILENAME_FUNCTIONS_H
#define FILENAME_FUNCTIONS_H

#include <cstdint>

void getFilenameByIndex(const char *directoryName, int index, char *pnBuffer, const char *extension);
int openFilenameByIndex(const char *directoryName, int index, const char *extension);
int initFileSystem(int chipSelectPin);

bool isFileType(const char filename[], const char extension[]);

bool fileSeekCallback(unsigned long position);
unsigned long filePositionCallback(void);
int fileReadCallback(void);
int fileReadBlockCallback(void *buffer, int numberOfBytes);
int fileSizeCallback(void);

// Callbacks for PNGDec and JPEGDec (Larry Bank's libs)
void * bankOpen(const char *filename, int32_t *size);
void bankClose(void *handle);
int32_t bankRead(void *handle, uint8_t *buf, int32_t length);
int32_t bankSeek(void *handle, int32_t pos);


extern int numberOfFiles;
#include <SD.h>
extern File file;

#endif