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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| /build |
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,58 @@ | ||
| plugins { | ||
| alias(libs.plugins.android.library) | ||
| alias(libs.plugins.jetbrains.kotlin) | ||
| id(libs.plugins.maven.publish.get().pluginId) | ||
| alias(libs.plugins.jetbrains.dokka) | ||
| } | ||
|
|
||
| android { | ||
| namespace = "com.pedro.extrasources" | ||
| compileSdk = 34 | ||
|
|
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| defaultConfig { | ||
| minSdk = 21 | ||
| lint.targetSdk = 34 | ||
| } | ||
| buildTypes { | ||
| release { | ||
| isMinifyEnabled = false | ||
| } | ||
| } | ||
| compileOptions { | ||
| sourceCompatibility = JavaVersion.VERSION_17 | ||
| targetCompatibility = JavaVersion.VERSION_17 | ||
| } | ||
| kotlinOptions { | ||
| jvmTarget = "17" | ||
| } | ||
|
|
||
| publishing { | ||
| singleVariant("release") | ||
| } | ||
| } | ||
|
|
||
| afterEvaluate { | ||
| publishing { | ||
| publications { | ||
| // Creates a Maven publication called "release". | ||
| create<MavenPublication>("release") { | ||
| // Applies the component for the release build variant. | ||
| from(components["release"]) | ||
|
|
||
| // You can then customize attributes of the publication as shown below. | ||
| groupId = libs.versions.libraryGroup.get() | ||
| artifactId = "extra-sources" | ||
| version = libs.versions.versionName.get() | ||
| } | ||
| } | ||
| } | ||
| } | ||
|
|
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| dependencies { | ||
| implementation(libs.kotlinx.coroutines.android) | ||
| implementation(libs.androidx.appcompat) | ||
| implementation(libs.bundles.androidx.camera) | ||
| implementation(libs.uvcandroid) | ||
| testImplementation(libs.junit) | ||
| api(project(":encoder")) | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,4 @@ | ||
| <?xml version="1.0" encoding="utf-8"?> | ||
| <manifest xmlns:android="http://schemas.android.com/apk/res/android"> | ||
|
|
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| </manifest> |
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104 changes: 104 additions & 0 deletions
104
extra-sources/src/main/java/com/pedro/extrasources/CameraUvcSource.kt
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,104 @@ | ||
| /* | ||
| * | ||
| * * Copyright (C) 2024 pedroSG94. | ||
| * * | ||
| * * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * * you may not use this file except in compliance with the License. | ||
| * * You may obtain a copy of the License at | ||
| * * | ||
| * * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * * | ||
| * * Unless required by applicable law or agreed to in writing, software | ||
| * * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * * See the License for the specific language governing permissions and | ||
| * * limitations under the License. | ||
| * | ||
| */ | ||
|
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| package com.pedro.extrasources | ||
|
|
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| import android.graphics.SurfaceTexture | ||
| import android.hardware.usb.UsbDevice | ||
| import android.view.Surface | ||
| import com.herohan.uvcapp.CameraHelper | ||
| import com.herohan.uvcapp.ICameraHelper | ||
| import com.pedro.encoder.input.sources.OrientationForced | ||
| import com.pedro.encoder.input.sources.video.VideoSource | ||
| import com.pedro.encoder.input.video.Camera2ResolutionCalculator | ||
| import com.serenegiant.usb.Size | ||
| import kotlin.math.abs | ||
|
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||
|
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| /** | ||
| * Created by pedro on 10/9/24. | ||
| */ | ||
| class CameraUvcSource: VideoSource() { | ||
|
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| private var cameraHelper: ICameraHelper? = null | ||
| private var running = false | ||
| private var surface: Surface? = null | ||
|
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| override fun create(width: Int, height: Int, fps: Int, rotation: Int): Boolean { | ||
| return true | ||
| } | ||
|
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| override fun start(surfaceTexture: SurfaceTexture) { | ||
| this.surfaceTexture = surfaceTexture | ||
| surface = Surface(surfaceTexture) | ||
| cameraHelper = CameraHelper() | ||
| cameraHelper?.setStateCallback(stateCallback) | ||
| running = true | ||
| } | ||
|
|
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| override fun stop() { | ||
| surface?.let { cameraHelper?.removeSurface(it) } | ||
| surface?.release() | ||
| surface = null | ||
| cameraHelper?.release() | ||
| cameraHelper = null | ||
| running = false | ||
| } | ||
|
|
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| override fun release() { | ||
| } | ||
|
|
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| override fun isRunning(): Boolean = running | ||
|
|
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| override fun getOrientationConfig(): OrientationForced = OrientationForced.LANDSCAPE | ||
|
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| private val stateCallback: ICameraHelper.StateCallback = object : ICameraHelper.StateCallback { | ||
| override fun onAttach(device: UsbDevice) { | ||
| cameraHelper?.selectDevice(device) | ||
| } | ||
|
|
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| override fun onDeviceOpen(device: UsbDevice, isFirstOpen: Boolean) { | ||
| cameraHelper?.openCamera() | ||
| } | ||
|
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| override fun onCameraOpen(device: UsbDevice) { | ||
| cameraHelper?.startPreview() | ||
| val resolution = getOptimalResolution() | ||
| if (resolution != null) cameraHelper?.previewSize = resolution | ||
| surface?.let { cameraHelper?.addSurface(it, false) } | ||
| } | ||
|
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| override fun onCameraClose(device: UsbDevice) { | ||
|
|
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| } | ||
|
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| override fun onDeviceClose(device: UsbDevice) {} | ||
|
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| override fun onDetach(device: UsbDevice) {} | ||
|
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| override fun onCancel(device: UsbDevice) {} | ||
| } | ||
|
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| private fun getOptimalResolution(): Size? { | ||
| val supportedSizes = cameraHelper?.supportedSizeList ?: return null | ||
| val supportedResolutions = supportedSizes.map { android.util.Size(it.width, it.height) }.toTypedArray() | ||
| val resolution = Camera2ResolutionCalculator.getOptimalResolution(android.util.Size(width, height), supportedResolutions) | ||
| val validSizes = supportedSizes.filter { it.width == resolution.width && it.height == resolution.height } | ||
| return validSizes.minByOrNull { abs(fps - it.fps) } | ||
| } | ||
| } |
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