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WIP: add JNI wrappers

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IC Rainbow
2024-10-22 16:12:12 +03:00
parent e76e82634d
commit 0e3d55fc65
6 changed files with 41 additions and 20 deletions
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apps/multiplatform/common/src/desktopMain/kotlin/chat/simplex/common/platform/Images.desktop.kt
+11 -10
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@@ -3,6 +3,8 @@ package chat.simplex.common.platform
import androidx.compose.ui.graphics.*
import boofcv.io.image.ConvertBufferedImage
import boofcv.struct.image.GrayU8
import chat.simplex.common.views.helpers.generateNewFileName
import chat.simplex.common.views.helpers.removeFile
import chat.simplex.res.MR
import org.jetbrains.skia.Image
import java.awt.RenderingHints
@@ -32,18 +34,17 @@ actual fun base64ToBitmap(base64ImageString: String): ImageBitmap {
}
actual fun resizeImageToStrSize(image: ImageBitmap, maxDataSize: Long): String {
var img = image
var str = compressImageStr(img)
while (str.length > maxDataSize) {
val ratio = sqrt(str.length.toDouble() / maxDataSize.toDouble())
val clippedRatio = kotlin.math.min(ratio, 2.0)
val width = (img.width.toDouble() / clippedRatio).toInt()
val height = img.height * width / img.width
img = img.scale(width, height)
str = compressImageStr(img)
}
val tmpFileName = generateNewFileName("IMG", "png", tmpDir)
val tmpFile = File(tmpDir, tmpFileName)
val output = FileOutputStream(tmpFile)
compressImageData(image, true).writeTo(output)
output.flush()
output.close()
var str = chatResizeImageToStrSize(tmpFileName, maxDataSize.toInt())
removeFile(tmpFileName)
return str
}
actual fun resizeImageToDataSize(image: ImageBitmap, usePng: Boolean, maxDataSize: Long): ByteArrayOutputStream {
var img = image
var stream = compressImageData(img, usePng)