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3516DV300 hifb背景是红色
初始化好fb之后启动qt,背景色是红色的
fb信息如下
[HIFB] Version: [Hi3516CV500_MPP_V2.0.1.1 B020 Release], Build Time[Mar 6 2019, 18:30:22]
layer name :layer_0
Open count :2
Show state :ON
Start position :(0, 700)
xres, yres :(800, 1280)
xres_virtual, yres_virtual :(800, 2560)
xoffset, yoffset :(0, 0)
fix.line_length :3200
Mem size: :16200 KB
Layer Scale (hw): :YES
ColorFormat: :ARGB8888
Alpha Enable :ON
AlphaChannel Enable :OFF
Alpha0, Alpha1 :0, 255
Alpha Global :255
Colorkey Enable :OFF
Colorkey value :0x0
Mirror Mode: :NONE
Dynamic Range: :SDR8
Deflicker Mode: :NONE
Rotation mode: :0
Deflicker Level: :AUTO
HiFB mode: :STANDARD
Display Buffer mode(+UsrBuf) :unkown
Displaying addr (register) :0x948c9000
display buffer[0] addr :0x948c9000
display buffer[1] addr :0x94cb1000
Be PreMul Mode: :NO
displayrect :(800, 1280)
screenrect :(800, 1280)
device max resolution :800, 1280
IsNeedFlip(2buf) :NO
BufferIndexDisplaying(2buf) :0
refresh request num(2buf) :0
switch buf num(2buf) :0
union rect (2buf) :(0,0,0,0)
canavas updated addr :0x948c9000
canavas updated (w, h) :800,1280
canvas width :800
canvas height :1280
canvas pitch :3200
canvas format :ARGB8888
IsCompress :NO
Is DDR Dettect :NO
DDR Detect Zones :0
PreMul Enable :OFF
[img]C:\Users\luochao\Desktop\新建文件夹\YWN(1YYMJKDL3HKJR1Y@@OG.jpg[/img]
fb信息如下
[HIFB] Version: [Hi3516CV500_MPP_V2.0.1.1 B020 Release], Build Time[Mar 6 2019, 18:30:22]
layer name :layer_0
Open count :2
Show state :ON
Start position :(0, 700)
xres, yres :(800, 1280)
xres_virtual, yres_virtual :(800, 2560)
xoffset, yoffset :(0, 0)
fix.line_length :3200
Mem size: :16200 KB
Layer Scale (hw): :YES
ColorFormat: :ARGB8888
Alpha Enable :ON
AlphaChannel Enable :OFF
Alpha0, Alpha1 :0, 255
Alpha Global :255
Colorkey Enable :OFF
Colorkey value :0x0
Mirror Mode: :NONE
Dynamic Range: :SDR8
Deflicker Mode: :NONE
Rotation mode: :0
Deflicker Level: :AUTO
HiFB mode: :STANDARD
Display Buffer mode(+UsrBuf) :unkown
Displaying addr (register) :0x948c9000
display buffer[0] addr :0x948c9000
display buffer[1] addr :0x94cb1000
Be PreMul Mode: :NO
displayrect :(800, 1280)
screenrect :(800, 1280)
device max resolution :800, 1280
IsNeedFlip(2buf) :NO
BufferIndexDisplaying(2buf) :0
refresh request num(2buf) :0
switch buf num(2buf) :0
union rect (2buf) :(0,0,0,0)
canavas updated addr :0x948c9000
canavas updated (w, h) :800,1280
canvas width :800
canvas height :1280
canvas pitch :3200
canvas format :ARGB8888
IsCompress :NO
Is DDR Dettect :NO
DDR Detect Zones :0
PreMul Enable :OFF
[img]C:\Users\luochao\Desktop\新建文件夹\YWN(1YYMJKDL3HKJR1Y@@OG.jpg[/img]
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