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Mv series camera appnotes 4 rpi/zh
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Revision as of 16:04, 16 May 2022
756 bytes removed
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16:04, 16 May 2022
→紧密排列的图片格式
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==== 紧密排列的图片格式 ====
==== 紧密排列的图片格式 ====
mv_raspicam保存的数据格式就是mipi总线上的数据格式,像素和像素之间不会进行空bit位填充。<br />举例来说,12bit Y数据格式,两个像素的数据保存在3个字节中。
mv_raspicam保存的数据格式就是mipi总线上的数据格式,像素和像素之间不会进行空bit位填充。<br />举例来说,12bit Y数据格式,两个像素的数据保存在3个字节中。
−
{| class="wikitable"
+
[[File:Packed raw data
layer
.png
|
center
|
thumb
|
1200x1200px
|
Packed raw
data layer
]]
−
|+12bit Y packed pixel
layer
+
<br />
−
! colspan="8" |Byte3
−
! colspan="8" |Byte2
−
! colspan="8" |Byte1
−
|-
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|
bit2
−
|
bit1
−
|
bit0
−
|
-
−
| colspan="12" |Pixel 2
data
−
| colspan="12" |Pixel 1 data
−
|}
−
{| class="wikitable"
−
|+10bit Y packed pixel
layer
−
! colspan="8" |Byte5
−
! colspan="8" |Byte4
−
! colspan="8" |Byte3
−
! colspan="8" |Byte2
−
! colspan="8" |Byte1
−
|-
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|bit7
−
|bit6
−
|bit5
−
|bit4
−
|bit3
−
|bit2
−
|bit1
−
|bit0
−
|-
−
| colspan="10" |Pixel 4 data
−
| colspan="10" |Pixel 3 data
−
| colspan="10" |Pixel 2 data
−
| colspan="10" |Pixel 1 data
−
|}
−
==== 图片大小 ====
==== 图片大小 ====
Buffersize= ALIGN_UP(width*bit_depth/8,32)*ALIGN_UP(height,16)
Buffersize= ALIGN_UP(width*bit_depth/8,32)*ALIGN_UP(height,16)
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