_XVFBHeader Struct Reference
[x virtual framebuffer]

#include <xvfb.h>

Data Fields

• unsigned int info_size
• int width
• int height
• int depth
• Uint8 MSBLeft
• Uint32 Rmask
• Uint32 Gmask
• Uint32 Bmask
• Uint32 Amask
• int pitch
• int dirty
• int dirty_rc_l
• int dirty_rc_t
• int dirty_rc_r
• int dirty_rc_b
• int palette_changed
• int palette_offset
• int fb_offset

---

Detailed Description

infomation header of xvfb frame buffer.

Definition at line 50 of file xvfb.h.

---

Field Documentation

Uint32 Amask

the pixel alpha mask for x virtual framebuffer.

Definition at line 80 of file xvfb.h.

Uint32 Bmask

the pixel blue color mask for x virtual framebuffer.

Definition at line 77 of file xvfb.h.

int depth

color depth of x virtual framebuffer

Definition at line 62 of file xvfb.h.

int dirty

Flag indicate whether x virtual framebuffer should be update, and should reset to false after refreshing the dirty area

Definition at line 89 of file xvfb.h.

int dirty_rc_b

the bottom of dirty area

Definition at line 98 of file xvfb.h.

int dirty_rc_l

the left of dirty area

Definition at line 92 of file xvfb.h.

int dirty_rc_r

the right of dirty area

Definition at line 96 of file xvfb.h.

int dirty_rc_t

the top of dirty area

Definition at line 94 of file xvfb.h.

int fb_offset

the offset off framebuffer based on address of XVFBHeader.

Definition at line 110 of file xvfb.h.

Uint32 Gmask

the pixel green color mask for x virtual framebuffer.

Definition at line 74 of file xvfb.h.

int height

height of x virtual framebuffer

Definition at line 59 of file xvfb.h.

unsigned int info_size

size of infomation header

Definition at line 53 of file xvfb.h.

Uint8 MSBLeft

The flag indicating the Most Significant Bits (MSB) is left when depth is less than 8.

Definition at line 68 of file xvfb.h.

int palette_changed

Flag indicate whether palette have been changed, and should reset to false after reflecting the change.

Definition at line 104 of file xvfb.h.

int palette_offset

the offset off palette based on address of XVFBHeader.

Definition at line 107 of file xvfb.h.

int pitch

The pitch of x virtual framebuffer.

Definition at line 83 of file xvfb.h.

Uint32 Rmask

the pixel red color mask for x virtual framebuffer.

Definition at line 71 of file xvfb.h.

int width

width of x virtual framebuffer

Definition at line 56 of file xvfb.h.

---

The documentation for this struct was generated from the following file:

• xvfb.h