xref: /aosp_15_r20/external/sonivox/arm-wt-22k/lib_src/eas_xmf.h (revision f81fb7c475c4b71ff83bdcc517de2a8c174e4e5c)

/*----------------------------------------------------------------------------
 *
 * File:
 * eas_xmf.h
 *
 * Contents and purpose:
 * XMF Type 0 and 1 File 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: 82 $
 *   $Date: 2006-07-10 11:45:19 -0700 (Mon, 10 Jul 2006) $
 *----------------------------------------------------------------------------
*/

#ifndef _EAS_XMF_H
#define _EAS_XMF_H

#ifndef MAX_XMF_STREAMS
#define MAX_XMF_STREAMS             16
#endif

/* offsets in to the XMF file */
#define XMF_OFS_HEADER_SIZE         4
#define XMF_OFS_FILE_TYPE           8
#define XMF_OFS_NUM_TRACKS          10

/* size of chunk info (chunk ID + chunk size) */
#define XMF_CHUNK_INFO_SIZE         8

/* 'MTrk' track chunk ID */
#define XMF_CHUNK_TYPE_TRACK        0x4d54726bL

/* some useful meta-events */
#define XMF_META_END_OF_TRACK       0x2f
#define XMF_META_TEMPO              0x51

/* default timebase (120BPM) */
#define XMF_DEFAULT_TIMEBASE        500000L

/* value for pXMFStream->ticks to signify end of track */
#define XMF_END_OF_TRACK            0xffffffff

#endif /* end _EAS_XMF_H */