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 48 typedef 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 56 typedef 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 81 82
