path: root/framebuffer.h (plain)
blob: 5cfe3c52501f92ad4f3501217e3e8aeb86df7db8

1	#ifndef FRAMEBUFFER_API_H_
2	#define FRAMEBUFFER_API_H_
3
4	#include <hardware/hardware.h>
5
6	struct private_handle_t;
7	struct private_module_t;
8
9	enum {
10	GLES_COMPOSE_MODE = 0,
11	DIRECT_COMPOSE_MODE = 1,
12	GE2D_COMPOSE_MODE = 2,
13	};
14
15	enum {
16	OSD_BLANK_OP_BIT = 0x00000001,
17	};
18
19	typedef struct framebuffer_info_t{
20	// gralloc module.
21	private_module_t *grallocModule;
22
23	buffer_handle_t currentBuffer;
24
25	//set by device.
26	int displayType;
27	int fbIdx;
28
29	//information get from osd
30	struct fb_var_screeninfo info;//need to fbpost
31	struct fb_fix_screeninfo finfo;
32
33	int fd;//for fbpost use
34	int fbSize;
35
36	float xdpi;
37	float ydpi;
38	float fps;
39	int flipFlags;
40
41	// GE2D composer mode used only.
42	int yOffset;
43	}framebuffer_info_t;
44
45	typedef struct hwc_fb_sync_request_t{
46	#if PLATFORM_SDK_VERSION < 26
47	int magic;
48	int len;
49	#endif
50	unsigned int xoffset;
51	unsigned int yoffset;
52	int in_fen_fd;
53	int out_fen_fd;
54	int width;
55	int height;
56	int format;
57	int shared_fd;
58	unsigned int op;
59	unsigned int type; /*direct render or ge2d*/
60	unsigned int dst_x;
61	unsigned int dst_y;
62	unsigned int dst_w;
63	unsigned int dst_h;
64	int byte_stride;
65	int stride;
66	unsigned int reserve;
67	} hwc_fb_sync_request_t;
68
69	// Initialize the framebuffer (must keep module lock before calling
70	int init_frame_buffer_locked(struct framebuffer_info_t* info);
71
72	#ifndef SINGLE_EXTERNAL_DISPLAY_USE_FB1
73	int init_cursor_buffer_locked(struct framebuffer_info_t* info);
74	int update_cursor_buffer_locked(struct framebuffer_info_t* cbinfo, int xres, int yres);
75	#endif
76
77	int fb_post_locked(struct framebuffer_info_t* fbinfo,buffer_handle_t buffer);
78	int fb_post_with_fence_locked(
79	struct framebuffer_info_t* fbinfo,
80	buffer_handle_t hnd,
81	int in_fence);
82	int hwc_fb_post_with_fence_locked(
83	struct framebuffer_info_t* fbinfo,
84	struct hwc_fb_sync_request_t* sync_req,
85	buffer_handle_t hnd);
86	#if PLATFORM_SDK_VERSION < 26
87	int hwc_old_fb_post_with_fence_locked(
88	struct framebuffer_info_t* fbinfo,
89	struct hwc_fb_sync_request_t* fb_sync_req,
90	buffer_handle_t hnd);
91	int hwc_new_fb_post_with_fence_locked(
92	struct framebuffer_info_t* fbinfo,
93	struct hwc_fb_sync_request_t* sync_req,
94	buffer_handle_t hnd);
95	#endif
96	int getOsdIdx(int display_type);
97	int bits_per_pixel();
98
99	//for egl to get framebuffer count
100	extern unsigned int get_num_fb_buffers();
101	extern bool osd_afbcd_enable();
102
103	#endif
104