firmware/app_bbm.h (3b16627) - flaneth · BlinkenArea

app_bbm.h

/* flaneth - flash and ethernet
   Copyright (C) 2007-2012 Stefan Schuermans <stefan@schuermans.info>
   Copyleft: GNU public license V2 - http://www.gnu.org/copyleft/gpl.html
   a BlinkenArea project - http://www.blinkenarea.org/ */

#ifndef INC_app_bbm
#define INC_app_bbm

#include "dosfs.h"

/// internal state of BBM play application
typedef struct app_bbm_state {
  // initialize before calling init
  uint8_t (*sectorBuf)[SECTOR_SIZE]; ///< scratch buffer to store a sector
  VOLINFO *vi;                       ///< volume information structure
  uint8_t no;                        ///< number of BBM play application
  // internal stuff
  char          isInit;    ///< if successfully initialized
  unsigned long nextActMs; ///< when to do next action
  char          haveAddr;  ///< if destination address for MCUF is known
  unsigned char addr[4];   ///< destination address for MCUF packets
  unsigned int  idxFile;   ///< index of file to open next
  char          haveFile;  ///< if a file is open
  FILEINFO      fi;        ///< information about open file
  uint16_t      height;    ///< height of current movie
  uint16_t      width;     ///< width of current movie
  uint16_t      channels;  ///< channels in current movie
  uint16_t      maxval;    ///< maxval of current movie
  uint16_t      dataSz;    ///< size of data in a frame
} AppBbmState;

/**
 * @brief initialize BBM play application
 * @param[in,out] state internal state of application
 *
 * state.sectorBuf, state.vi, state.no have to be initialized before calling
 */
extern void AppBbmInit(AppBbmState *state);

/**
 * @brief run BBM play application
 * @param[in,out] state internal state of application
 */
extern void AppBbmRun(AppBbmState *state);

#endif // #ifndef INC_app_bbm

flaneth

sending MCUF frames via UDP working