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[O] Format exposure

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Azalea Gui
2025-10-26 06:33:18 +08:00
parent 9bc9a23537
commit 7d4b3712e7
1 changed files with 8 additions and 1 deletions
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android/app/src/main/java/aza/instant/ExifUtils.kt
+8 -1
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@@ -13,6 +13,13 @@ import java.util.Base64
import java.util.Locale import java.util.Locale
import kotlin.math.roundToInt import kotlin.math.roundToInt
fun formatExposureTime(t: Double): String {
return if (t <= 0) t.toString()
else if (t < 1.0) "1/${(1.0 / t).roundToInt()}s"
else if (t < 10) "%.1fs".format(t)
else "%.0fs".format(t)
}
data class ExifResult(val shutterInfo: String, val cameraInfo: String, val dateTime: String, val location: String, val urlName: String, val w: Int, val h: Int) { data class ExifResult(val shutterInfo: String, val cameraInfo: String, val dateTime: String, val location: String, val urlName: String, val w: Int, val h: Int) {
override fun toString(): String { override fun toString(): String {
return "Date/Time: $dateTime\nLocation: $location\nCamera Info: $cameraInfo\nShutter Info: $shutterInfo\nURL Name: $urlName" return "Date/Time: $dateTime\nLocation: $location\nCamera Info: $cameraInfo\nShutter Info: $shutterInfo\nURL Name: $urlName"
@@ -24,7 +31,7 @@ suspend fun parseExif(data: ByteArray): ExifResult? {
val d = exif.convertToPhotoMetadata() val d = exif.convertToPhotoMetadata()
return ExifResult( return ExifResult(
shutterInfo = "${d.focalLength?.roundToInt()}mm  f/${d.fNumber}  ${d.exposureTime}s  ISO-${d.iso}", shutterInfo = "${d.focalLength?.roundToInt()}mm  f/${d.fNumber}  ${formatExposureTime(d.exposureTime)}s  ISO-${d.iso}",
// TODO: Un-hardcode this in the future // TODO: Un-hardcode this in the future
cameraInfo = if (d.cameraModel == "ILCE-6700") "Sony ILCE-6700 + Tamron 18-300 F3.5-6.3" else listOfNotNull( cameraInfo = if (d.cameraModel == "ILCE-6700") "Sony ILCE-6700 + Tamron 18-300 F3.5-6.3" else listOfNotNull(
listOfNotNull(d.cameraMake?.lowercase()?.replaceFirstChar { it.titlecase() }, d.cameraModel).ifEmpty { null }?.joinToString(" "), listOfNotNull(d.cameraMake?.lowercase()?.replaceFirstChar { it.titlecase() }, d.cameraModel).ifEmpty { null }?.joinToString(" "),