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/*----------------------------------------------------------------------------
*
* File:
* jet_data.h
*
* Contents and purpose:
* Internal data structures and interfaces for JET
*
* Copyright (c) 2006 Sonic Network Inc.
* 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: 554 $
* $Date: 2007-02-02 11:06:10 -0800 (Fri, 02 Feb 2007) $
*----------------------------------------------------------------------------
*/
#ifndef _JET_DATA_H
#define _JET_DATA_H
#include "eas.h"
#include "jet.h"
/* maximum number of segments allowed in a JET file */
#ifndef JET_MAX_SEGMENTS
#define JET_MAX_SEGMENTS 32
#endif
/* maximum number of DLS collections allowed in a JET file */
#ifndef JET_MAX_DLS_COLLECTIONS
#define JET_MAX_DLS_COLLECTIONS 4
#endif
/* maximum number of JET events in internal queue */
#ifndef JET_EVENT_QUEUE_SIZE
#define JET_EVENT_QUEUE_SIZE 32
#endif
/* maximum number of JET events in application queue */
#ifndef APP_EVENT_QUEUE_SIZE
#define APP_EVENT_QUEUE_SIZE 32
#endif
/* maximum number of active mute events */
#ifndef JET_MUTE_QUEUE_SIZE
#define JET_MUTE_QUEUE_SIZE 8
#endif
/*----------------------------------------------------------------------------
* JET event definitions
*----------------------------------------------------------------------------
*/
#define JET_EVENT_APP_LOW 80
#define JET_EVENT_APP_HIGH 83
#define JET_EVENT_LOW 102
#define JET_EVENT_HIGH 119
#define JET_EVENT_MARKER 102
#define JET_EVENT_TRIGGER_CLIP 103
#define JET_MARKER_LOOP_END 0
#define JET_CLIP_ACTIVE_FLAG 0x80
#define JET_CLIP_TRIGGER_FLAG 0x40
#define JET_CLIP_ID_MASK 0x3f
/*----------------------------------------------------------------------------
* JET file definitions
*----------------------------------------------------------------------------
*/
#define JET_TAG(a,b,c,d) (\
( ((EAS_U32)(a) & 0xFF) << 24 ) \
+ ( ((EAS_U32)(b) & 0xFF) << 16 ) \
+ ( ((EAS_U32)(c) & 0xFF) << 8 ) \
+ ( ((EAS_U32)(d) & 0xFF)))
#define JET_VERSION 0x01000000
#define JET_HEADER_TAG JET_TAG('J','E','T',' ')
#define JET_INFO_CHUNK JET_TAG('J','I','N','F')
#define JET_SMF_CHUNK JET_TAG('J','S','M','F')
#define JET_DLS_CHUNK JET_TAG('J','D','L','S')
#define INFO_JET_COPYRIGHT JET_TAG('J','C','O','P')
#define JET_APP_DATA_CHUNK JET_TAG('J','A','P','P')
#define INFO_NUM_SMF_CHUNKS JET_TAG('S','M','F','#')
#define INFO_NUM_DLS_CHUNKS JET_TAG('D','L','S','#')
#define INFO_JET_VERSION JET_TAG('J','V','E','R')
/*----------------------------------------------------------------------------
* S_JET_SEGMENT
*
* JET segment data
*----------------------------------------------------------------------------
*/
typedef struct s_jet_segment_tag
{
EAS_HANDLE streamHandle;
EAS_U32 muteFlags;
EAS_I16 repeatCount;
EAS_U8 userID;
EAS_I8 transpose;
EAS_I8 libNum;
EAS_U8 state;
EAS_U8 flags;
} S_JET_SEGMENT;
/* S_JET_SEGMENT.state */
typedef enum
{
JET_STATE_CLOSED,
JET_STATE_OPEN,
JET_STATE_READY,
JET_STATE_PLAYING,
JET_STATE_PAUSED,
JET_STATE_STOPPING
} E_JET_SEGMENT_STATE;
/* S_JEG_SEGMENT.flags */
#define JET_SEG_FLAG_MUTE_UPDATE 0x01
/*----------------------------------------------------------------------------
* S_JET_DATA
*
* Main JET data structure
*----------------------------------------------------------------------------
*/
#define SEG_QUEUE_DEPTH 3
typedef struct s_jet_data_tag
{
EAS_FILE_HANDLE jetFileHandle;
S_JET_SEGMENT segQueue[SEG_QUEUE_DEPTH];
EAS_I32 segmentOffsets[JET_MAX_SEGMENTS];
EAS_I32 appDataOffset;
EAS_I32 appDataSize;
EAS_DLSLIB_HANDLE libHandles[JET_MAX_DLS_COLLECTIONS];
EAS_U32 jetEventQueue[JET_EVENT_QUEUE_SIZE];
EAS_U32 appEventQueue[APP_EVENT_QUEUE_SIZE];
S_JET_CONFIG config;
EAS_U32 segmentTime;
EAS_U8 muteQueue[JET_MUTE_QUEUE_SIZE];
EAS_U8 numSegments;
EAS_U8 numLibraries;
EAS_U8 flags;
EAS_U8 playSegment;
EAS_U8 queueSegment;
EAS_U8 numQueuedSegments;
EAS_U8 jetEventQueueRead;
EAS_U8 jetEventQueueWrite;
EAS_U8 appEventQueueRead;
EAS_U8 appEventQueueWrite;
} S_JET_DATA;
/* flags for S_JET_DATA.flags */
#define JET_FLAGS_PLAYING 1
#define JET_EVENT_VAL_MASK 0x0000007f /* mask for value */
#define JET_EVENT_CTRL_MASK 0x00003f80 /* mask for controller */
#define JET_EVENT_CHAN_MASK 0x0003c000 /* mask for channel */
#define JET_EVENT_TRACK_MASK 0x00fc0000 /* mask for track number */
#define JET_EVENT_SEG_MASK 0xff000000 /* mask for segment ID */
#define JET_EVENT_CTRL_SHIFT 7 /* shift for controller number */
#define JET_EVENT_CHAN_SHIFT 14 /* shift to for MIDI channel */
#define JET_EVENT_TRACK_SHIFT 18 /* shift to get track ID to bit 0 */
#define JET_EVENT_SEG_SHIFT 24 /* shift to get segment ID to bit 0 */
/* prototype for callback function */
extern void JET_Event (EAS_DATA_HANDLE easHandle, EAS_U32 segTrack, EAS_U8 channel, EAS_U8 controller, EAS_U8 value);
/* prototype for JET render function */
extern EAS_PUBLIC EAS_RESULT JET_Process (EAS_DATA_HANDLE easHandle);
#endif
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