summaryrefslogtreecommitdiffstats
blob: cffa006d64f241041ae25e0bbe0413c47b57cdc8 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
/*
 * Copyright (c) 2013, Texas Instruments Incorporated
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * *  Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * *  Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * *  Neither the name of Texas Instruments Incorporated nor the names of
 *    its contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef __LIBDCE_H__
#define __LIBDCE_H__

#include <xdc/std.h>
#include <ti/sdo/ce/Engine.h>
#include <ti/sdo/ce/video3/viddec3.h>
#include <ti/sdo/ce/video2/videnc2.h>

#if defined(BUILDOS_LINUX)
/* avoid some messy stuff in xdc/std.h which leads to gcc issues */
#define xdc__ARGTOPTR
#define xdc__ARGTOFXN
#endif /* BUILDOS_LINUX */

/********************************** DCE Error Types **********************************/
typedef enum dce_error_status {
    DCE_EOK = 0,
    DCE_EXDM_FAIL = -1,
    DCE_EOUT_OF_MEMORY = -2,
    DCE_EXDM_UNSUPPORTED = -3,
    DCE_EIPC_CREATE_FAIL = -4,
    DCE_EIPC_CALL_FAIL = -5,
    DCE_EINVALID_INPUT = -6,
    DCE_EOMAPDRM_FAIL = -7,
    DCE_ESEMAPHORE_FAIL = -8
} dce_error_status;

/***************************** Memory Allocation/Free APIs *****************************/
/*=====================================================================================*/
/** dce_alloc               : Allocate the Data structures passed to codec-engine APIs
 *                             except Input/Output buffers.
 *
 * @ param sz    [in]       : Size of memory to be allocated.
 * @ return                 : Pointer to allocated memory.
 */
void *dce_alloc(int sz);

/*=====================================================================================*/
/** dce_free                : Free the Data structures passed to codec-engine APIs
 *                             except Input/Output buffers.
 *
 * @ param ptr   [in]       : Pointer to allocated memory.
 */
void dce_free(void *ptr);


/*********************************** APIs for Linux ***********************************/
/************************ Initialization/Deinitialization APIs ************************/
/*=====================================================================================*/
/** dce_init                : Initialize DCE. Only Linux applications are expected to call.
 *
 * @ return                 : Pointer to omap_device structure.
 */
void *dce_init(void);

/*===============================================================*/
/** dce_deinit              : Deinitialize DCE. Only Linux applications are expected to call.
 *
 * @ param dev    [in]      : Pointer to omap_device structure.
 */
void dce_deinit(void *dev);

/************************ Input/Output Buffer Lock/Unlock APIs ************************/
/*=====================================================================================*/
/** dce_buf_lock            : Pin or lock Tiler Buffers which would be used by the codec
 *                            as reference buffers. API is specific to GLP.
 *
 * @ param num    [in]      : Number of buffers to be locked.
 * @ param handle [in]      : Pointer to array of DMA Buf FDs of the buffers to be locked.
 * @ return                 : DCE error status is returned.
 */
int dce_buf_lock(int num, size_t *handle);

/*=====================================================================================*/
/** dce_buf_unlock          : Unpin or unlock Tiler Buffers which were locked to be used
 *                            by the codec as reference buffers. API is specific to GLP.
 *
 * @ param num    [in]      : Number of buffers to be locked.
 * @ param handle [in]      : Pointer to array of DMA Buf FDs of the buffers to be locked.
 * @ return                 : DCE error status is returned.
 */
int dce_buf_unlock(int num, size_t *handle);

/******************************* OMAPDRM Get/Set FD APIs *******************************/
/*=====================================================================================*/
/** dce_get_fd              : Get OMAP DRM File Descriptor.
 *
 * @ return                 : OMAP DRM File Descriptor.
 */
int dce_get_fd();

/*=====================================================================================*/
/** dce_set_fd              : Set OMAP DRM File Descriptor.
 *
 * @ param fd     [in]      : OMAP DRM File Descriptor.
 */
void dce_set_fd(int fd);


#endif /* __LIBDCE_H__ */