eas_otadata.h revision a8c89077d78769bf4840fa91609edc51fe2fa02d 
1/*----------------------------------------------------------------------------
2 *
3 * File:
4 * eas_otadata.h
5 *
6 * Contents and purpose:
7 * OTA File Parser
8 *
9 * This file contains data declarations for the OTA parser.
10 *
11 * Copyright Sonic Network Inc. 2005
12
13 * Licensed under the Apache License, Version 2.0 (the "License");
14 * you may not use this file except in compliance with the License.
15 * You may obtain a copy of the License at
16 *
17 *      http://www.apache.org/licenses/LICENSE-2.0
18 *
19 * Unless required by applicable law or agreed to in writing, software
20 * distributed under the License is distributed on an "AS IS" BASIS,
21 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
22 * See the License for the specific language governing permissions and
23 * limitations under the License.
24 *
25 *----------------------------------------------------------------------------
26 * Revision Control:
27 *   $Revision: 82 $
28 *   $Date: 2006-07-10 11:45:19 -0700 (Mon, 10 Jul 2006) $
29 *----------------------------------------------------------------------------
30*/
31
32#ifndef EAS_OTADATA_H
33#define EAS_OTADATA_H
34
35#include "eas_data.h"
36
37/* definition for state flags */
38#define OTA_FLAGS_UNICODE           0x01    /* unicode text */
39
40/*----------------------------------------------------------------------------
41 *
42 * S_OTA_DATA
43 *
44 * This structure contains the state data for the OTA parser
45 *----------------------------------------------------------------------------
46*/
47
48typedef struct
49{
50    EAS_I32         fileOffset;             /* offset to location in file */
51    EAS_U8          patternLen;             /* length of current pattern */
52    EAS_U8          dataByte;               /* previous char from file */
53    EAS_U8          bitCount;               /* bit count in char */
54} S_OTA_LOC;
55
56typedef struct
57{
58    EAS_FILE_HANDLE fileHandle;             /* file handle */
59    S_SYNTH *pSynth;                /* synth handle */
60    EAS_I32         fileOffset;             /* offset to start of data */
61    EAS_I32         time;                   /* current time in 256ths of a msec */
62    EAS_U32         tick;                   /* length of 32nd note in 256th of a msec */
63    EAS_U32         restTicks;              /* ticks to rest after current note */
64    S_OTA_LOC       patterns[4];            /* pattern locations */
65    S_OTA_LOC       current;                /* current location */
66    S_OTA_LOC       restore;                /* previous location */
67    S_METADATA_CB   metadata;               /* metadata callback */
68    EAS_U8          flags;                  /* bit flags */
69    EAS_U8          numPatterns;            /* number of patterns left in song */
70    EAS_U8          currentPattern;         /* current pattern for loop */
71    EAS_U8          note;                   /* MIDI note number */
72    EAS_U8          octave;                 /* octave modifier */
73    EAS_U8          style;                  /* from STYLE */
74    EAS_U8          velocity;               /* current volume */
75    EAS_U8          state;                  /* current state EAS_STATE_XXXX */
76    EAS_U8          loopCount;              /* loop count for pattern */
77} S_OTA_DATA;
78
79#endif
80
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