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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
+