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
|
#include <assert.h>
#include <string.h>
#include "eglimage.h"
#include "eglcurrent.h"
#include "egllog.h"
#ifdef EGL_KHR_image_base
/**
* Parse the list of image attributes and return the proper error code.
*/
static EGLint
_eglParseImageAttribList(_EGLImage *img, const EGLint *attrib_list)
{
EGLint i, err = EGL_SUCCESS;
if (!attrib_list)
return EGL_SUCCESS;
for (i = 0; attrib_list[i] != EGL_NONE; i++) {
EGLint attr = attrib_list[i++];
EGLint val = attrib_list[i];
switch (attr) {
case EGL_IMAGE_PRESERVED_KHR:
img->Preserved = val;
break;
default:
err = EGL_BAD_ATTRIBUTE;
break;
}
if (err != EGL_SUCCESS) {
_eglLog(_EGL_DEBUG, "bad image attribute 0x%04x", attr);
break;
}
}
return err;
}
EGLBoolean
_eglInitImage(_EGLImage *img, _EGLDisplay *dpy, const EGLint *attrib_list)
{
EGLint err;
memset(img, 0, sizeof(_EGLImage));
img->Resource.Display = dpy;
img->Preserved = EGL_FALSE;
err = _eglParseImageAttribList(img, attrib_list);
if (err != EGL_SUCCESS)
return _eglError(err, "eglCreateImageKHR");
return EGL_TRUE;
}
_EGLImage *
_eglCreateImageKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLContext *ctx,
EGLenum target, EGLClientBuffer buffer,
const EGLint *attr_list)
{
/* driver should override this function */
return NULL;
}
EGLBoolean
_eglDestroyImageKHR(_EGLDriver *drv, _EGLDisplay *dpy, _EGLImage *image)
{
/* driver should override this function */
return EGL_FALSE;
}
#endif /* EGL_KHR_image_base */
|
