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Set DPI for FilterCaptcha provider

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Signed-off-by: Rahul Rudragoudar <rr83019@gmail.com>
This commit is contained in:
Rahul Rudragoudar 2021-09-02 14:53:58 +05:30
parent f83289514b
commit b46f6795ce
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GPG Key ID: 0D2CE231A7287EBC
1 changed files with 11 additions and 1 deletions
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12
src/main/scala/lc/captchas/FilterChallenge.scala
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@ -8,6 +8,8 @@ import java.awt.Color
import lc.captchas.interfaces.ChallengeProvider
import lc.captchas.interfaces.Challenge
import java.util.{List => JavaList, Map => JavaMap}
import java.io.ByteArrayOutputStream
import lc.misc.PngImageWriter
class FilterChallenge extends ChallengeProvider {
def getId = "FilterChallenge"
@ -41,7 +43,15 @@ class FilterChallenge extends ChallengeProvider {
var image = ImmutableImage.fromAwt(canvas)
val s = scala.util.Random.nextInt(2)
image = filterTypes(s).applyFilter(image)
new Challenge(image.bytes(new nio.PngWriter()), "image/png", secret)
val img = image.awt()
val baos = new ByteArrayOutputStream()
try {
PngImageWriter.write(baos, img);
} catch {
case e: Exception =>
e.printStackTrace()
}
new Challenge(baos.toByteArray, "image/png", secret)
}
def checkAnswer(secret: String, answer: String): Boolean = {
secret == answer