xref: /external/sonivox/arm-fm-22k/lib_src/eas_imelodydata.h

/*----------------------------------------------------------------------------
 *
 * File:
 * eas_imelodydata.h
 *
 * Contents and purpose:
 * SMF File Parser
 *
 * This file contains data declarations for the iMelody parser.
 *
 * Copyright Sonic Network Inc. 2005

 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 *----------------------------------------------------------------------------
 * Revision Control:
 *   $Revision: 778 $
 *   $Date: 2007-07-23 16:45:17 -0700 (Mon, 23 Jul 2007) $
 *----------------------------------------------------------------------------
*/

#ifndef EAS_IMELODYDATA_H
#define EAS_IMELODYDATA_H

#include "eas_data.h"

/* maximum line size as specified in iMelody V1.2 spec */
#define MAX_LINE_SIZE			75

/*----------------------------------------------------------------------------
 *
 * S_IMELODY_DATA
 *
 * This structure contains the state data for the iMelody parser
 *----------------------------------------------------------------------------
*/

typedef struct
{
	EAS_FILE_HANDLE	fileHandle;					/* file handle */
	S_SYNTH 		*pSynth;					/* pointer to synth */
	EAS_I32			fileOffset;					/* offset to start of data */
	EAS_I32			time;						/* current time in 256ths of a msec */
	EAS_I32			tickBase;					/* basline length of 32nd note in 256th of a msec */
	EAS_I32			tick;						/* actual length of 32nd note in 256th of a msec */
	EAS_I32			restTicks;					/* ticks to rest after current note */
	EAS_I32			startLine;					/* file offset at start of line (for repeats) */
	EAS_I32			repeatOffset;				/* file offset to start of repeat section */
	S_METADATA_CB	metadata;					/* metadata callback */
	EAS_I16			repeatCount;				/* repeat counter */
	EAS_U8			state;						/* current state EAS_STATE_XXXX */
	EAS_U8			style;						/* from STYLE */
	EAS_U8			index;						/* index into buffer */
	EAS_U8			octave;						/* octave prefix */
	EAS_U8			volume;						/* current volume */
	EAS_U8			note;						/* MIDI note number */
	EAS_I8			noteModifier;				/* sharp or flat */
	EAS_I8			buffer[MAX_LINE_SIZE+1];	/* buffer for ASCII data */
} S_IMELODY_DATA;

#endif