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@@ -31,10 +31,11 @@ sendPacket(socket, request)
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`300,300,2,209,2480,294,3472`
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+##### (X,Y)
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+
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- `response[0]` `response[1]`: Image DPI
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- `response[3]` `response[5]`: Plane dimensions in _mm_
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- `response[4]` `response[6]`: Image resolution in _px_
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-- `response[2]`: ?
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##### COLOR MODES
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@@ -69,7 +70,11 @@ if !adf {
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Now we are ready to send start scan request:
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```go
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-requestFormat := "\x1bX\nR=%v,%v\nM=%s\nC=%s\nJ=MID\nB=50\nN=50\nA=0,0,%v,%v\n\x80"
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+width = mmToPixels(planeWidth, dpiX)
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+height = mmToPixels(planeHeight, dpiY)
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+
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+requestFormat := "\x1bX\nR=%v,%v\nM=%s\nC=%s\nJ=MID\nB=50\nN=50\nA=0,0,%d,%d\n\x80"
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+request = []byte(fmt.Sprintf(requestFormat, dpiX, dpiY, mode, compression, width, height))
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```
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- **R** = `X_DPI`, `Y_DPI`
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@@ -80,6 +85,16 @@ requestFormat := "\x1bX\nR=%v,%v\nM=%s\nC=%s\nJ=MID\nB=50\nN=50\nA=0,0,%v,%v\n\x
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- **N** = 50 (Contrast?)
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- **A** = 0,0,`WIDTH`, `HEIGHT`
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+Note that `WIDTH` and `HEIGHT` are calculated from plane dimensions
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+
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+```go
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+func mmToPixels(mm int, dpi int) int {
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+ return int(float64(mm*dpi) / 25.4)
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+}
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+```
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+
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+**NOTE**: _width_ received from response in [lease phase](#lease) is different from _width calculated_.
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+
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Documentation work in progress...
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## Compile
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v0lp3