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144 changes: 144 additions & 0 deletions
144
data/src/main/java/kr/genti/data/util/ContentUriRequestBody.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,144 @@ | ||
| package kr.genti.data.util | ||
|
|
||
| /** | ||
| * sopt-makers/sopt-android | ||
| * @author chattymin | ||
| */ | ||
|
|
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| import android.content.Context | ||
| import android.graphics.Bitmap | ||
| import android.graphics.BitmapFactory | ||
| import android.graphics.Matrix | ||
| import android.media.ExifInterface | ||
| import android.net.Uri | ||
| import android.provider.MediaStore | ||
| import okhttp3.MediaType | ||
| import okhttp3.MediaType.Companion.toMediaTypeOrNull | ||
| import okhttp3.RequestBody | ||
| import okio.BufferedSink | ||
| import java.io.ByteArrayOutputStream | ||
|
|
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| class ContentUriRequestBody( | ||
| context: Context, | ||
| private val uri: Uri?, | ||
| ) : RequestBody() { | ||
| private val contentResolver = context.contentResolver | ||
|
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| private var size = -1L | ||
| private var compressedImage: ByteArray? = null | ||
|
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| init { | ||
| if (uri != null) { | ||
| contentResolver.query( | ||
| uri, | ||
| arrayOf(MediaStore.Images.Media.SIZE, MediaStore.Images.Media.DISPLAY_NAME), | ||
| null, | ||
| null, | ||
| null, | ||
| )?.use { cursor -> | ||
| if (cursor.moveToFirst()) { | ||
| size = | ||
| cursor.getLong(cursor.getColumnIndexOrThrow(MediaStore.Images.Media.SIZE)) | ||
| } | ||
| } | ||
|
|
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| compressBitmap() | ||
| } | ||
| } | ||
|
|
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| private fun compressBitmap() { | ||
| if (uri != null) { | ||
| var originalBitmap: Bitmap | ||
| val exif: ExifInterface | ||
|
|
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| contentResolver.openInputStream(uri).use { inputStream -> | ||
| if (inputStream == null) return | ||
| val option = | ||
| BitmapFactory.Options().apply { | ||
| inSampleSize = calculateInSampleSize(this, MAX_WIDTH, MAX_HEIGHT) | ||
| } | ||
| originalBitmap = BitmapFactory.decodeStream(inputStream, null, option) ?: return | ||
| exif = ExifInterface(inputStream) | ||
| } | ||
|
|
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| var orientation = | ||
| exif.getAttributeInt( | ||
| ExifInterface.TAG_ORIENTATION, | ||
| ExifInterface.ORIENTATION_NORMAL, | ||
| ) | ||
| when (orientation) { | ||
| ExifInterface.ORIENTATION_ROTATE_90 -> orientation = 90 | ||
| ExifInterface.ORIENTATION_ROTATE_180 -> orientation = 180 | ||
| ExifInterface.ORIENTATION_ROTATE_270 -> orientation = 270 | ||
| } | ||
|
|
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| if (orientation >= 90) { | ||
| val matrix = | ||
| Matrix().apply { | ||
| setRotate(orientation.toFloat()) | ||
| } | ||
|
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| val rotatedBitmap = | ||
| Bitmap.createBitmap( | ||
| originalBitmap, | ||
| 0, | ||
| 0, | ||
| originalBitmap.width, | ||
| originalBitmap.height, | ||
| matrix, | ||
| true, | ||
| ) | ||
| originalBitmap.recycle() | ||
| originalBitmap = rotatedBitmap | ||
| } | ||
|
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| val outputStream = ByteArrayOutputStream() | ||
| val imageSizeMb = size / (MAX_WIDTH * MAX_HEIGHT.toDouble()) | ||
| outputStream.use { | ||
| val compressRate = ((3 / imageSizeMb) * 100).toInt() | ||
| originalBitmap.compress( | ||
| Bitmap.CompressFormat.JPEG, | ||
| if (imageSizeMb >= 3) compressRate else 100, | ||
| it, | ||
| ) | ||
| } | ||
| compressedImage = outputStream.toByteArray() | ||
| size = compressedImage?.size?.toLong() ?: -1L | ||
| } | ||
| } | ||
|
|
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| private fun calculateInSampleSize( | ||
| options: BitmapFactory.Options, | ||
| reqWidth: Int, | ||
| reqHeight: Int, | ||
| ): Int { | ||
| val (height: Int, width: Int) = options.run { outHeight to outWidth } | ||
| var inSampleSize = 1 | ||
|
|
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| if (height > reqHeight || width > reqWidth) { | ||
| val halfHeight: Int = height / 2 | ||
| val halfWidth: Int = width / 2 | ||
|
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| while (halfHeight / inSampleSize >= reqHeight && halfWidth / inSampleSize >= reqWidth) { | ||
| inSampleSize *= 2 | ||
| } | ||
| } | ||
|
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| return inSampleSize | ||
| } | ||
|
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| override fun contentLength(): Long = size | ||
|
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| // override fun contentType(): MediaType? = OCTET_STREAM.toMediaTypeOrNull() | ||
| override fun contentType(): MediaType? = uri?.let { contentResolver.getType(it)?.toMediaTypeOrNull() } | ||
|
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| override fun writeTo(sink: BufferedSink) { | ||
| compressedImage?.let(sink::write) | ||
| } | ||
|
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| companion object { | ||
| const val MAX_WIDTH = 1024 | ||
| const val MAX_HEIGHT = 1024 | ||
| // private const val OCTET_STREAM = "application/octet-stream" | ||
| } | ||
| } |
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