Compare commits
2 Commits
main
...
ivan/use-p
Author | SHA1 | Date | |
---|---|---|---|
5b52acda26 | |||
17f675657e |
@ -13,69 +13,36 @@ import com.facebook.react.bridge.ReadableMap
|
||||
import com.facebook.react.bridge.WritableMap
|
||||
import com.mrousavy.camera.core.CameraSession
|
||||
import com.mrousavy.camera.core.InsufficientStorageError
|
||||
import com.mrousavy.camera.utils.FileUtils
|
||||
import com.mrousavy.camera.types.Flash
|
||||
import com.mrousavy.camera.types.QualityPrioritization
|
||||
import com.mrousavy.camera.utils.*
|
||||
import java.io.File
|
||||
import java.io.FileOutputStream
|
||||
import java.io.IOException
|
||||
import kotlinx.coroutines.*
|
||||
|
||||
private const val TAG = "CameraView.takePhoto"
|
||||
private const val TAG = "CameraView.takeSnapshot"
|
||||
|
||||
@SuppressLint("UnsafeOptInUsageError")
|
||||
suspend fun CameraView.takePhoto(optionsMap: ReadableMap): WritableMap {
|
||||
val options = optionsMap.toHashMap()
|
||||
Log.i(TAG, "Taking photo... Options: $options")
|
||||
Log.i(TAG, "Taking snapshot... Options: $options")
|
||||
val bitmap = previewView.getBitmap() ?: throw Error()
|
||||
|
||||
val qualityPrioritization = options["qualityPrioritization"] as? String ?: "balanced"
|
||||
val flash = options["flash"] as? String ?: "off"
|
||||
val enableAutoStabilization = options["enableAutoStabilization"] == true
|
||||
val enableShutterSound = options["enableShutterSound"] as? Boolean ?: true
|
||||
val enablePrecapture = options["enablePrecapture"] as? Boolean ?: false
|
||||
val file = FileUtils.createTempFile(context, "png");
|
||||
|
||||
// TODO: Implement Red Eye Reduction
|
||||
options["enableAutoRedEyeReduction"]
|
||||
// Write snapshot to .jpg file
|
||||
FileUtils.writeBitmapTofile(bitmap, file, 100)
|
||||
|
||||
val flashMode = Flash.fromUnionValue(flash)
|
||||
val qualityPrioritizationMode = QualityPrioritization.fromUnionValue(qualityPrioritization)
|
||||
Log.i(TAG, "Successfully saved snapshot to file!")
|
||||
|
||||
val photo = cameraSession.takePhoto(
|
||||
qualityPrioritizationMode,
|
||||
flashMode,
|
||||
enableShutterSound,
|
||||
enableAutoStabilization,
|
||||
enablePrecapture,
|
||||
orientation
|
||||
)
|
||||
|
||||
photo.use {
|
||||
Log.i(TAG, "Successfully captured ${photo.image.width} x ${photo.image.height} photo!")
|
||||
|
||||
val cameraCharacteristics = cameraManager.getCameraCharacteristics(cameraId!!)
|
||||
|
||||
val path = try {
|
||||
savePhotoToFile(context, cameraCharacteristics, photo)
|
||||
} catch (e: IOException) {
|
||||
if (e.message?.contains("no space left", true) == true) {
|
||||
throw InsufficientStorageError()
|
||||
} else {
|
||||
throw e
|
||||
}
|
||||
}
|
||||
|
||||
Log.i(TAG, "Successfully saved photo to file! $path")
|
||||
|
||||
val map = Arguments.createMap()
|
||||
map.putString("path", path)
|
||||
map.putInt("width", photo.image.width)
|
||||
map.putInt("height", photo.image.height)
|
||||
map.putString("orientation", photo.orientation.unionValue)
|
||||
map.putBoolean("isRawPhoto", photo.format == ImageFormat.RAW_SENSOR)
|
||||
map.putBoolean("isMirrored", photo.isMirrored)
|
||||
|
||||
return map
|
||||
}
|
||||
// Parse output data
|
||||
val map = Arguments.createMap()
|
||||
map.putString("path", file.absolutePath)
|
||||
map.putInt("width", bitmap.width)
|
||||
map.putInt("height", bitmap.height)
|
||||
map.putBoolean("isMirrored", false)
|
||||
return map
|
||||
}
|
||||
|
||||
private fun writePhotoToFile(photo: CameraSession.CapturedPhoto, file: File) {
|
||||
|
@ -102,7 +102,7 @@ class CameraView(context: Context) :
|
||||
|
||||
// session
|
||||
internal val cameraSession: CameraSession
|
||||
private val previewView: PreviewView
|
||||
val previewView: PreviewView
|
||||
private var currentConfigureCall: Long = System.currentTimeMillis()
|
||||
internal var frameProcessor: FrameProcessor? = null
|
||||
|
||||
|
@ -1,11 +1,14 @@
|
||||
package com.mrousavy.camera.core
|
||||
|
||||
import android.annotation.SuppressLint
|
||||
import android.content.res.Configuration
|
||||
import android.content.Context
|
||||
import android.content.res.Configuration
|
||||
import android.graphics.Point
|
||||
import android.os.Handler
|
||||
import android.os.Looper
|
||||
import android.util.Log
|
||||
import android.util.Size
|
||||
import android.view.PixelCopy
|
||||
import android.view.SurfaceHolder
|
||||
import android.view.SurfaceView
|
||||
import com.facebook.react.bridge.UiThreadUtil
|
||||
@ -13,9 +16,69 @@ import com.mrousavy.camera.extensions.resize
|
||||
import com.mrousavy.camera.extensions.rotatedBy
|
||||
import com.mrousavy.camera.types.Orientation
|
||||
import com.mrousavy.camera.types.ResizeMode
|
||||
import kotlin.coroutines.resume
|
||||
import kotlin.coroutines.resumeWithException
|
||||
import kotlin.math.roundToInt
|
||||
import kotlinx.coroutines.Dispatchers
|
||||
import kotlinx.coroutines.suspendCancellableCoroutine
|
||||
import kotlinx.coroutines.withContext
|
||||
import android.graphics.Bitmap
|
||||
import android.graphics.Matrix
|
||||
|
||||
fun rotateBitmap90CounterClockwise(source: Bitmap): Bitmap {
|
||||
val width = source.width
|
||||
val height = source.height
|
||||
|
||||
// Create a new Bitmap with swapped width and height
|
||||
val rotatedBitmap = Bitmap.createBitmap(height, width, source.config)
|
||||
|
||||
for (y in 0 until height) {
|
||||
for (x in 0 until width) {
|
||||
// Set the pixel in the new position
|
||||
rotatedBitmap.setPixel(y, width - 1 - x, source.getPixel(x, y))
|
||||
}
|
||||
}
|
||||
|
||||
return rotatedBitmap
|
||||
}
|
||||
|
||||
|
||||
fun Bitmap.transformBitmap(orientation: Orientation): Bitmap {
|
||||
return when (orientation) {
|
||||
Orientation.PORTRAIT -> this // No transformation needed
|
||||
Orientation.LANDSCAPE_LEFT -> {
|
||||
// Transpose (swap width and height)
|
||||
val transposedBitmap = Bitmap.createBitmap(height, width, config)
|
||||
for (y in 0 until height) {
|
||||
for (x in 0 until width) {
|
||||
transposedBitmap.setPixel(y, width - 1 - x, getPixel(x, y))
|
||||
}
|
||||
}
|
||||
transposedBitmap
|
||||
}
|
||||
Orientation.PORTRAIT_UPSIDE_DOWN -> {
|
||||
// Invert vertically and horizontally (180-degree rotation)
|
||||
val invertedBitmap = Bitmap.createBitmap(width, height, config)
|
||||
for (y in 0 until height) {
|
||||
for (x in 0 until width) {
|
||||
invertedBitmap.setPixel(width - 1 - x, height - 1 - y, getPixel(x, y))
|
||||
}
|
||||
}
|
||||
invertedBitmap
|
||||
}
|
||||
Orientation.LANDSCAPE_RIGHT -> {
|
||||
// Transpose (swap width and height) and invert vertically
|
||||
val transposedBitmap = Bitmap.createBitmap(height, width, config)
|
||||
for (y in 0 until height) {
|
||||
for (x in 0 until width) {
|
||||
transposedBitmap.setPixel(height - 1 - y, x, getPixel(x, y))
|
||||
}
|
||||
}
|
||||
transposedBitmap
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@SuppressLint("ViewConstructor")
|
||||
class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
|
||||
@ -81,6 +144,34 @@ class PreviewView(context: Context, callback: SurfaceHolder.Callback) :
|
||||
}
|
||||
}
|
||||
|
||||
suspend fun getBitmap(): Bitmap? = withContext(Dispatchers.Main) {
|
||||
val frame = holder.getSurfaceFrame()
|
||||
|
||||
val width = frame.width()
|
||||
val height = frame.height()
|
||||
|
||||
val bitmap = Bitmap.createBitmap(height, width, Bitmap.Config.ARGB_8888)
|
||||
|
||||
// Use a coroutine to suspend until the PixelCopy request is complete
|
||||
suspendCancellableCoroutine<Bitmap?> { continuation ->
|
||||
PixelCopy.request(
|
||||
holder.surface,
|
||||
bitmap,
|
||||
{ copyResult ->
|
||||
if (copyResult == PixelCopy.SUCCESS) {
|
||||
continuation.resume(rotateBitmap90CounterClockwise(bitmap))
|
||||
} else {
|
||||
continuation.resumeWithException(
|
||||
RuntimeException("PixelCopy failed with error code $copyResult")
|
||||
)
|
||||
}
|
||||
},
|
||||
Handler(Looper.getMainLooper())
|
||||
)
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
fun convertLayerPointToCameraCoordinates(point: Point, cameraDeviceDetails: CameraDeviceDetails): Point {
|
||||
val sensorOrientation = cameraDeviceDetails.sensorOrientation
|
||||
val cameraSize = Size(cameraDeviceDetails.activeSize.width(), cameraDeviceDetails.activeSize.height())
|
||||
|
@ -1,13 +1,33 @@
|
||||
package com.mrousavy.camera.utils
|
||||
|
||||
import android.content.Context
|
||||
import android.graphics.Bitmap
|
||||
import android.graphics.BitmapFactory
|
||||
import android.util.Size
|
||||
import java.io.File
|
||||
import java.io.FileOutputStream
|
||||
|
||||
class FileUtils {
|
||||
companion object {
|
||||
fun createTempFile(context: Context, extension: String): File =
|
||||
File.createTempFile("mrousavy", extension, context.cacheDir).also {
|
||||
it.deleteOnExit()
|
||||
fun writeBitmapTofile(bitmap: Bitmap, file: File, quality: Int) {
|
||||
FileOutputStream(file).use { stream ->
|
||||
bitmap.compress(Bitmap.CompressFormat.JPEG, 50, stream)
|
||||
}
|
||||
}
|
||||
|
||||
fun getImageSize(imagePath: String): Size {
|
||||
val bitmapOptions = BitmapFactory.Options().also {
|
||||
it.inJustDecodeBounds = true
|
||||
}
|
||||
BitmapFactory.decodeFile(imagePath, bitmapOptions)
|
||||
val width = bitmapOptions.outWidth
|
||||
val height = bitmapOptions.outHeight
|
||||
return Size(width, height)
|
||||
}
|
||||
|
||||
fun createTempFile(context: Context, extension: String): File =
|
||||
File.createTempFile("mrousavy", extension, context.cacheDir).also {
|
||||
it.deleteOnExit()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user