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fix: guard zero-dimension bitmap and recycle on early return in BlurTransformation

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cottongin
2026-03-18 11:36:35 -04:00
parent 2e615850bc
commit 14aeeecd9c
1 changed files with 7 additions and 3 deletions
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10
app/src/main/java/xyz/cottongin/radio247/ui/util/BlurTransformation.kt
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@@ -29,11 +29,15 @@ class BlurTransformation(
private suspend fun Bitmap.stackBlur(scale: Float, radius: Int): Bitmap? = private suspend fun Bitmap.stackBlur(scale: Float, radius: Int): Bitmap? =
withContext(Dispatchers.IO) { withContext(Dispatchers.IO) {
var sentBitmap = this@stackBlur var sentBitmap = this@stackBlur
val width = (sentBitmap.width * scale).roundToInt() val width = (sentBitmap.width * scale).roundToInt().coerceAtLeast(1)
val height = (sentBitmap.height * scale).roundToInt() val height = (sentBitmap.height * scale).roundToInt().coerceAtLeast(1)
sentBitmap = Bitmap.createScaledBitmap(sentBitmap, width, height, false) sentBitmap = Bitmap.createScaledBitmap(sentBitmap, width, height, false)
val bitmap = sentBitmap.copy(sentBitmap.config ?: Bitmap.Config.ARGB_8888, true) val bitmap = sentBitmap.copy(sentBitmap.config ?: Bitmap.Config.ARGB_8888, true)
if (radius < 1) return@withContext null if (radius < 1) {
sentBitmap.recycle()
bitmap.recycle()
return@withContext null
}
val w = bitmap.width val w = bitmap.width
val h = bitmap.height val h = bitmap.height
val pix = IntArray(w * h) val pix = IntArray(w * h)