VS6724 Datasheet, PDF (101/118 Pages) STMicroelectronics – 2 Megapixel single-chip camera module

VS6724
Programming model and register description
JPEG image characteristics
Table 50. JPEG image characteristics
Index
JPEGImageCharacteristics⁽¹⁾
0x23b4
0x23b6
0x2508
0x2508
0x2508
0x2511
0x2512
bJPEG_Fill_Val
Default value
Purpose
Type
0xa5
Value of padding bytes inserted at the end of the JPEG data sequence
to fill the final packet, must equal bJPEG_Padding
BYTE
bJPEG_Padding
Default value
Purpose
Type
0xa5
Value of padding bytes inserted at the end of the JPEG data sequence
to fill the final packet, must equal bJPEG_Fill_Val
BYTE
bHiSqueezeValue
Default value
Purpose
Type
Possible values
0x18
Sets squeeze factor for HIgh Quality
BYTE
The Squeeze value can be programmed between the range 6 (Highest
quality) to 255 (Low quality)
bMedSqueezeValue
Default value
Purpose
Type
0x20
Sets squeeze factor for Medium Quality
BYTE
bLowSqueezeValue
Default value
Purpose
Type
0x28
Sets squeeze factor for Low Quality
BYTE
uwLinelength
Default value
Purpose
Type
0x0200
Sets the number of bytes of JPEG data are present in each Packet
(line), must equal uwThres
WORD
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