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
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
|
/*
* Copyright (c) 2017 Rob Clark <rclark@redhat.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _COMMON_H
#define _COMMON_H
#include <GLES2/gl2.h>
#include <GLES2/gl2ext.h>
#include <EGL/egl.h>
#include <EGL/eglext.h>
#include <gbm.h>
#include <drm_fourcc.h>
#include <stdbool.h>
#ifndef DRM_FORMAT_MOD_LINEAR
#define DRM_FORMAT_MOD_LINEAR 0
#endif
#ifndef DRM_FORMAT_MOD_INVALID
#define DRM_FORMAT_MOD_INVALID ((((__u64)0) << 56) | ((1ULL << 56) - 1))
#endif
#ifndef EGL_KHR_platform_gbm
#define EGL_KHR_platform_gbm 1
#define EGL_PLATFORM_GBM_KHR 0x31D7
#endif /* EGL_KHR_platform_gbm */
#ifndef EGL_EXT_platform_base
#define EGL_EXT_platform_base 1
typedef EGLDisplay (EGLAPIENTRYP PFNEGLGETPLATFORMDISPLAYEXTPROC) (EGLenum platform, void *native_display, const EGLint *attrib_list);
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPLATFORMWINDOWSURFACEEXTPROC) (EGLDisplay dpy, EGLConfig config, void *native_window, const EGLint *attrib_list);
typedef EGLSurface (EGLAPIENTRYP PFNEGLCREATEPLATFORMPIXMAPSURFACEEXTPROC) (EGLDisplay dpy, EGLConfig config, void *native_pixmap, const EGLint *attrib_list);
#ifdef EGL_EGLEXT_PROTOTYPES
EGLAPI EGLDisplay EGLAPIENTRY eglGetPlatformDisplayEXT (EGLenum platform, void *native_display, const EGLint *attrib_list);
EGLAPI EGLSurface EGLAPIENTRY eglCreatePlatformWindowSurfaceEXT (EGLDisplay dpy, EGLConfig config, void *native_window, const EGLint *attrib_list);
EGLAPI EGLSurface EGLAPIENTRY eglCreatePlatformPixmapSurfaceEXT (EGLDisplay dpy, EGLConfig config, void *native_pixmap, const EGLint *attrib_list);
#endif
#endif /* EGL_EXT_platform_base */
#define WEAK __attribute__((weak))
/* Define tokens from EGL_EXT_image_dma_buf_import_modifiers */
#ifndef EGL_EXT_image_dma_buf_import_modifiers
#define EGL_EXT_image_dma_buf_import_modifiers 1
#define EGL_DMA_BUF_PLANE3_FD_EXT 0x3440
#define EGL_DMA_BUF_PLANE3_OFFSET_EXT 0x3441
#define EGL_DMA_BUF_PLANE3_PITCH_EXT 0x3442
#define EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT 0x3443
#define EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT 0x3444
#define EGL_DMA_BUF_PLANE1_MODIFIER_LO_EXT 0x3445
#define EGL_DMA_BUF_PLANE1_MODIFIER_HI_EXT 0x3446
#define EGL_DMA_BUF_PLANE2_MODIFIER_LO_EXT 0x3447
#define EGL_DMA_BUF_PLANE2_MODIFIER_HI_EXT 0x3448
#define EGL_DMA_BUF_PLANE3_MODIFIER_LO_EXT 0x3449
#define EGL_DMA_BUF_PLANE3_MODIFIER_HI_EXT 0x344A
#endif
struct gbm {
struct gbm_device *dev;
struct gbm_surface *surface;
uint32_t format;
int width, height;
};
const struct gbm * init_gbm(int drm_fd, int w, int h, uint64_t modifier);
struct egl {
EGLDisplay display;
EGLConfig config;
EGLContext context;
EGLSurface surface;
PFNEGLGETPLATFORMDISPLAYEXTPROC eglGetPlatformDisplayEXT;
PFNEGLCREATEIMAGEKHRPROC eglCreateImageKHR;
PFNEGLDESTROYIMAGEKHRPROC eglDestroyImageKHR;
PFNGLEGLIMAGETARGETTEXTURE2DOESPROC glEGLImageTargetTexture2DOES;
PFNEGLCREATESYNCKHRPROC eglCreateSyncKHR;
PFNEGLDESTROYSYNCKHRPROC eglDestroySyncKHR;
PFNEGLWAITSYNCKHRPROC eglWaitSyncKHR;
PFNEGLCLIENTWAITSYNCKHRPROC eglClientWaitSyncKHR;
PFNEGLDUPNATIVEFENCEFDANDROIDPROC eglDupNativeFenceFDANDROID;
bool modifiers_supported;
void (*draw)(unsigned i);
};
static inline int __egl_check(void *ptr, const char *name)
{
if (!ptr) {
printf("no %s\n", name);
return -1;
}
return 0;
}
#define egl_check(egl, name) __egl_check((egl)->name, #name)
int init_egl(struct egl *egl, const struct gbm *gbm, int samples);
int create_program(const char *vs_src, const char *fs_src);
int link_program(unsigned program);
enum mode {
SMOOTH, /* smooth-shaded */
RGBA, /* single-plane RGBA */
NV12_2IMG, /* NV12, handled as two textures and converted to RGB in shader */
NV12_1IMG, /* NV12, imported as planar YUV eglimg */
VIDEO, /* video textured cube */
};
const struct egl * init_cube_smooth(const struct gbm *gbm, int samples);
const struct egl * init_cube_tex(const struct gbm *gbm, enum mode mode, int samples);
#ifdef HAVE_GST
struct decoder;
struct decoder * video_init(const struct egl *egl, const struct gbm *gbm, const char *filename);
EGLImage video_frame(struct decoder *dec);
void video_deinit(struct decoder *dec);
const struct egl * init_cube_video(const struct gbm *gbm, const char *video, int samples);
#else
static inline const struct egl *
init_cube_video(const struct gbm *gbm, const char *video, int samples)
{
(void)gbm; (void)video; (void)samples;
printf("no GStreamer support!\n");
return NULL;
}
#endif
#endif /* _COMMON_H */
|
