Android video recording using textureview example

Android video recording using textureview example. TargetApi; import android. Callback {. How to use TextureView with OpenGL in your Android project? Example written in Kotlin! :-) A very simple example is about how to initialize OpenGL context on Android. Custom radius,arrow position and arrow size; shape textureview by opengl; Dependency Add this in your build. 0 (API level 24), as described in the following notes. But I saw only how to play videos capturing by camera but I want to play an available video in it to perform any animations. 2. getHeight ()) to tell the camera use the right resolution. As you can see, the preview is correctly displayed and uses the screen's space efficiently. content. If you only want to process the image data without displaying a preview, you can remove TextureView completely and only use the ImageReader. Step 3: Working with the activity_main. Encapsulate preview View, based on CameraApi. It's set to source from surface like recorder. mapView. Update: I've added this to Grafika, with a twist. I need to crop the camera preview so that it doesn't look stretched inside my TextureView. GL_TEXTURE0); Dec 1, 2014 · Generally speaking, SurfaceView is more efficient at displaying images, but TextureView is more flexible. Highly unstable. The method that pskink give me is the next one: private void setupMatrix(int width, int height, int degrees, boolean isHorizontal) {. GLES20. There are a couple of use cases where you Jan 2, 2014 · On searching I found that setTransform is a solution, but I am not sure how to use it. Take the TextureView Example over at the Android Documentation, then use setTransform to set a mirroring transform. // recording the seek position while // preparing private Context mContext Mar 5, 2018 · So when I leave the activity the recording must continue. Aug 27, 2015 · I am making a android video player by using MediaPlayer and custom a TextureView . Mar 4, 2019 · In my example I decided to use 2 types of targets. You must add in the Manifest the following permission (wherever the API level you're using): <uses-permission android:name="android. Querying and 1. We're about to create an activity (Camera2Activity. android-camerax. Position the device in portrait mode and run the code on module 1. Sep 12, 2018 · I am trying to use MediaCodec to record raw frames from ImageReader in onImageAvailable callback but unable to write a working code. Jun 4, 2013 · The hardware scaler will scale the video to match the view size, so if we want to preserve the correct aspect ratio we need to adjust the View layout. Step 3 − Create an asset folder and copy-paste the video into the asset It's a very simple example of using OpenGL ES 2. public void onSurfaceTextureAvailable(SurfaceTexture surface, int width, int height) {. Step 2 − Add the following code to res/layout/activity_main. See the "Double decode" example. Features. It can provide a SurfaceTexture to draw into. This is the code for recording slow-motion video which you can find at the bottom of CamEX2 Class of attached example, #Region HighSpeed/SlowMo Public Sub getHighSpeedVideoSizesAndFPS As List Dim scMap As In this article, we will learn about android TextureView using Kotlin. See also the bigflake examples. If the screen is 使用 OpenGL ES 呈现. Jun 14, 2013 · 1 Answer. Different template needed in request. Simultaneously draws to the display and to a video encoder with OpenGL ES, using framebuffer objects to avoid re-rendering. 0. VideoSource. Examples include recording and displaying camera preview, recording OpenGL ES rendering, decoding multiple videos simultaneously, and the use of SurfaceView, GLSurfaceView, and TextureView. Whether you're creating a music player, video streaming app, or camera application, understanding how to efficiently utilize these APIs is essential for delivering an optimal user experience. c on line 145 there is the snapshot function with a massive FIXME warning: /* FIXME: This is not atomic. Create Surface for MediaRecorder and add it as target for CaptureRequest A TextureView can be used as the native window when you create an EGL surface. Each time the texture is bound it must be bound to the GL_TEXTURE_EXTERNAL_OES target rather than the GL_TEXTURE_2D target. t. 1_r13 sources using a TextureView instead of a SurfaceView by sprylab technologies GmbH. Uri; import android. sendFile() from express). gl/KDVKaJAndroid tutorial series which describes how to create an android video application using the an The below example demonstrates the use of TextureView class. Android tutorial 3: Video Goal. net. Dec 21, 2011 · What you can do is to use TextureView and set its attribute rotation="90" (for example). Have fun! it an example for using textureview to play and capture video frame. "Double decode" to be more specific . glReadPixels() for GLSurfaceView or getBitmap() for TextureView to get bitmap data. Multiple samples showing the best practices in camera APIs on Android. Jan 3, 2020 · Fact1: Found the reason on why it's unavailable on Android. The content stream can come from the application's process as well as a remote process. onCreate(savedInstanceState); A TextureView can be used to display a content stream. permission. glActiveTexture(GLES20. Common API for Android Camera. So it's very simple sample for introducing in OpenGL in Android. I use Android camera . Two properties that are important to use regarding the TextureView are: SurfaceTexture field; SurfaceTextureListener interface May 23, 2024 · TextureView should be used only if SurfaceView does not meet your needs. 2, when the Camera preview is set to be a TextureView. For a more detailed look, check out the techtopia tutorial on video recording. Mar 30, 2016 · Set up preview View (SurfaceView or TextureView), set its size to be the desired preview resolution. android. Thanks Anshuman I want to show camera and lines which I detected in real-time (using i. PixelFormat; import android. Is it better to use the NDK Jun 30, 2023 · The Android platform offers a range of powerful Media APIs that empower developers to build multimedia-rich applications. The service containes initialized and "prepared" MediaRecorder instance, "recorder". getSurfaceTexture () returns null. The resulting video is rotated 90° and upside down. Code work most of the time but for some mp4 files it crash giving only : libc: Fatal signal May 23, 2024 · For example, an app can do any of the following: Specify a target resolution of 4:3 or 16:9 for a use case. 3) onSurfaceTextureDestroyed - Here you destroy all camera stuff. java. Sep 21, 2012 · 1. static final int REQUEST_VIDEO_CAPTURE = 1; private void dispatchTakeVideoIntent() {. As far as I know, I dont think its possible to record a video directly using ffmpeg. Can anyone give me a code example? NB: It is to flip the live preview not an Mar 9, 2016 · Finally I used a Matrix to rotate the Video Container (Texture View). 4). gradle file compile 'com. root) mapboxMap = binding. The Android app framework UI is based on a hierarchy of objects that start with a View. annotation. mp4 file(or in any format) to SD card. Aug 8, 2019 · Here is the example of SlowMo video capture using Camera2 API and CamEX2 class. OpenGL ES (GLES) defines a graphics-rendering API designed to be combined with EGL, a library that can create and access windows through the operating system (to draw textured polygons, use GLES calls; to put rendering on the screen, use EGL calls). I can confirm that not calling setPreviewDisplay() does indeed work, at least on Android 4. My A TextureView can be used to display a content stream. Such a content stream can for instance be a video or an OpenGL scene. #3 doesn't work yet. For example, it can improve battery life when optimizing video calls. Has been encapsulated Camera1 Camera2, UvcCamera. how to I am creating an android application which is running a mediaplayer on a textureview, and streaming video from the internet. If at all possible, you should use SurfaceView for HDR playback. 在 TextureView 获取新的缓冲区时，TextureView 会发出 View 失效请求，并使用最新缓冲区的内容作为数据源进行绘图，根据 View 状态的指示，以相应的方式在相应的位置 Nov 8, 2020 · Iam playing a video using android textureview , my requirement is to add a text ticker at the bottom of the video, the ticker consists of a live 3d backgroundstrip over which text scrolls . Like. However, you can use openCv to capture video stream then decode/encode it with ffmpeg if you decided to go this route. Use CameraManager and set TextureView. May 26, 2016 · Create a Surface for the TextureView's SurfaceTexture, pass it to native code, then call ANativeWindow_fromSurface() to get the ANativeWindow. I've figured out that it is possible if use TextureView. The rules for combining different targets in a single capture request. Open your module level build. 4) onSurfaceTextureUpdated - Update your texture here when you have something to change! Dec 2, 2017 · When I save the above Bitmap as a PNG file, it's transparent with only white text, however it shows up with a black background when rendered with Grafika. newcameraapp; import android. Instance MediaRecorder and init parameters using initMediaRecorder. Except for Basic tutorial 5: GUI toolkit integration, which embedded a video window on a GTK application, all tutorials so far relied on GStreamer video sinks to create a window to display their contents. It then will rotate the frames but the aspect ratio is something that you need to handle your self. If you see a bit Oct 28, 2015 · I am creating an android application which is running a mediaplayer on a textureview, and streaming video from the internet. Apr 21, 2015 · I try to play a video for a splash Activity when my Android app starts and I have the problem that onSurfaceTextureAvailable interface method never get called. I'm using a TextureView to show a cropped video by setting a scale-matrix with setTransform (matrix) like in this tutorial. how can I do it? I cannot use a surfaceview instead of textureview. To record video. Intent takeVideoIntent = new Intent(MediaStore. Oct 12, 2018 · Pressing a button I would be able to record the streaming while I am watching this and save the file to disk. The good news: if you are on a recent API (API level >= 14), you can easily use a TextureView to mirror the preview image back to the original. May 27, 2019 · Open up your AndroidManifest. Even worse, when a recording session is beeing started whats happening is that the preview session will be destroyed first and a recording session is created. java) that fills a TextureView with the preview of the device's camera. inflate(layoutInflater) setContentView(binding. This page also covers ANativeWindow, the C/C++ equivalent of the Java I am very new in android and I am trying to create a simple video recorder app using android camera2 api. Most of the examples are using Camera 1 API or MediaRecorder. Two separate demos are available. I have checked some references about how to do this Apr 29, 2024 · SurfaceView and GLSurfaceView. I started by changing the Android Camera2Video Sample to my needs. Additionally, any OpenGL ES 2. Also I want to use own shaders to apply visual effects on video. 0' Usage 1. This example is not about stability, but about simplicity so you could overview and understand the whole process of OpenGL context initialization under Android. If we want to record video from within an app directly, we'll want to use the MediaRecorder. You could create a "hidden TextureView" by putting other View elements on top of it, but Apr 29, 2024 · EGLSurface and OpenGL ES. import android. start(); } Apr 29, 2024 · Output streams. Either way, you'll need to figure out how OpenGL's texture mapping works. It is a subclass of the View class and offers several To advertise that your application depends on having a camera, put a tag in the manifest file: android:required="true" />. * (obviously _not_ with var_*()). In many senses these callbacks are similar to SurfaceHolder callbacks. example. graphics. I record a video from Samsung Galaxy S4 (1080wx1920h) from FRONT CAMERA. xml. Make sure to allow the Camera2 Codelab app to take pictures and record video while using the app. It can write to the video encoder three different ways: (1) draw twice; (2) draw offscreen and blit twice; (3) draw onscreen and blit framebuffer. date/time, user id etc. please help me. I have a service started from the main activity. super. My goal is to add some text info in the video output file obtained after recording a video with the Camera2 API (e. CameraDevice is single which representation of a single camera connected to an Android device. ACTION_VIDEO_CAPTURE); Mar 23, 2016 · I want to capture image while recording video using camera2 API. I don't think this requires an extra data copy internally, and May 23, 2017 · The additional rendering step will increase the GPU load, and won't work for DRM-protected video. I record the video and that file is sent to another activity to make sure we can correct orientation and watch the video. To know about creating an assets folder follow this article: Assets Folder in Android Studio. d(TAG, "setupMatrix for " + degrees + " degrees"); Matrix matrix = new Matrix(); Oct 27, 2022 · Run and observe. Then the altered video or picture is saved to the device. Manifest; import android. My problem income from different implementations of methods and propagate to onSurfaceTextureSizeChanged. I'm streaming it from a Node. It's more flexible than SurfaceView, but requires GPU composition to operate so it adds a bit of latency and power overhead. xml and add the following just before the <application tag. In order to do so you can use textureView. “CameraX is a Jetpack library, built to help make camera app development easier. – We would like to show you a description here but the site won’t allow us. Now, rotate the device to landscape: Mar 25, 2024 · However, Stream Use Cases enhance and extend previous ways to use CameraDevice to stream capture sessions, which lets you optimize the camera stream for your particular use case. To capture image and 2. Jul 18, 2012 · You'll have to implement 4 methods: 1) onSurfaceTextureAvailable - Here you setup your camera. And I also created an ImageReader that can be used for background processing. PlayMovieSurfaceActivity -- the former uses a transformation matrix, the latter requires a custom frame layout. But confused in many things. For this case, it's preferable to use TextureView only when SDK_INT is less than 24 (Android 7. Aug 22, 2019 · No you can't. There are two basic ways to draw pixels on Android: with Canvas, or with OpenGL. mapboxMap. Feb 15, 2017 · I need to be able to animate videos in and out of the view, so I'm using a TextureView. May 23, 2024 · Note: HDR playback has limited support on TextureView in Android 13 (API layer 33) and higher. CameraX chooses the internal Camera2 surface resolutions automatically. I tried to combine them into one app. onCreate(savedInstanceState) val binding = ActivityTextureViewBinding. 0f) / screenWidth) It should handle streamed video too. setScaleX(-1); and I set the layout parameters of the textureView to: Jan 25, 2016 · onSurfaceTextureUpdated() is called whenever TextureView receives a new frame. This makes sure that we request the correct permissions to open up the camera and record audio on the device. All parameters should be passed at once. Here is an example which works perfect, but for Activity only. According to the CameraX official documentation. Feb 16, 2022 · Step 2: Add a video in the assets folder. CAMERA"/>. To set a bitmap to a texture handle use the following : public void setBitmap(Bitmap bitmap, int textureId) {. - GitHub - iamcxa/android-play-rtsp-by-textureview-and-capture: it an example for using textureview to play and capture video frame. The new Kotlin version is available here https://goo. Check camera permissions. When playing back HDR video content, TextureView transcodes the video from HDR to SDR, resulting in playback with possible loss of detail including clipped colors and video banding. May 22, 2015 · I came to know that we can play video in texture view. 0 shader that samples from the texture must declare its use of this extension using, for example, an "#extension GL_OES_EGL_image_external : require Oct 3, 2016 · I want to record streamed video locally from Exoplayer. 75. zolad:bubbletextureview:1. We need to use a TextureView to display the feed from the camera, whether it be by preview or before taking the picture/video. Jun 24, 2015 · Record using GLSurfaceView(check Rotoscope for example) or TextureView. ffmpeg is a C library so you will have to use NDK to build it and bridge it together with your Android device using a JNI interface. Sep 21, 2017 · I am building a camera app (using camera2 api) that handles three tasks. override fun onCreate(savedInstanceState: Bundle?) super. When I use a still image it works, because I can pull the bitmap image and then resave the image like this: May 15, 2015 · This limits how the texture may be used. Oct 11, 2018 · In this article, we have covered: Using a single camera device to output multiple streams simultaneously. I have tried thi A VideoView based on the official Android 7. xml file. I use the TextureView to display the preview. Aug 15, 2019 · TextureView is an Android View that draws image buffers via the GPU. More speed and such. Create an assets folder and copy-paste any sample video of choice. - sprylab/texturevideoview Based on that ( btw a good example), it seems that when recording a video, it changes the aspect a little bit but I want to avoid that. Media error: Format (s) not supported or source (s) not found. Sep 14, 2022 · The CameraX library is a great way to do it. that is my problem. setScaleX ( (screenHeight * 1. It uses TextureView for good integration with system. We can find good references for using the recorder in the following resources below: Grabbing a video using MediaRecorder; Recording and Playing Video on Mar 25, 2018 · From the documentation:. When a Jun 10, 2013 · I have a TextureView with a fixed width and height and I want to show a camera preview inside of it. ). os. Sorted by: 8. Apr 9, 2015 · The basic steps are: Create a SurfaceTexture in a new EGL context. js server (using res. MX6 and Android 4. I need to record that streamed video into my phones local storage. mRenderThread = new RenderThread(getResources(), surface); mRenderThread. gradle and add the following dependencies and sync: At the time of writing “1. Get the Surface from the SurfaceView (for display), and the Surface from the MediaRecorder (for recording). The latter comes from getSurface (). TextureView 对象会对 SurfaceTexture 进行包装，从而响应回调以及获取新的缓冲区。. TextureView preview, GLSurfaceView preview, binocular preview can be implemented, and the preview interface can flexibly configure parameters such as image, Scale, and direction. Nov 30, 2009 · Here is a simple video recording example using the MediaRecorder: public class VideoCapture extends Activity implements OnClickListener, SurfaceHolder. The camera subsystem operates solely on the ANativeWindow-based pipeline for all resolutions and output formats. Multiple streams can be configured at one time to send a single frame to many targets such as the GPU, the video encoder, RenderScript, or app-visible buffers (RAW Bayer, processed YUV buffers, or JPEG-encoded buffers). Here is an example (the interesting part is the call to eglCreateWindowSurface ()): @Override. Create ImageReader with YUV_420_888 format and the desired recording resolution. c. 1. Record a Video with a Camera App. addCallbackBuffer to get frame and use TextureView to show camera Preview. But SurfaceView does not have that method. In this case, building against API 23, so permissions are handled too. Log. Connect a listener to it. getSurface(); } you can write class TextureViewActivity : AppCompatActivity() {. Secondly, it forwards single images to a second instance that allows further processing (using JavaCV or openCV in native JNI) and finally it records and stores the video stream. Jun 26, 2015 · You can find an example of the latter in Grafika's "record GL app" Activity, which has a mode that renders once off-screen, and then blits twice (once for display, once for recording video). 0-alpha01” is the latest version Aug 3, 2021 · A TextureView is a UI component that is used to display a content stream (think video). For TextureView you should use SurfaceTextureListener. A CameraCaptureSession describes all the possible pipelines bound to the CameraDevice. How to do the cropping? If I need to use OpenGL, how to tie the Surface Texture to OpenGL and how to do the cropping with OpenGL? Mar 5, 2021 · Need more performance that you can take from Canvas using an alternative to RenderScript? How to use OpenGL shaders to draw your view. For example, instead of @Override public void surfaceChanged(SurfaceHolder holder, int format, int width, int height) { mPreviewSurface = holder. public void onCreate(Bundle savedInstanceState) {. Specify a cropping aspect ratio for ImageCapture. 2) onSurfaceTextureSizeChanged - In your case, the Android's camera will handle this method. I am trying to build a simple camera2 app to record videos and store on internal storage. mp4 file(or in any . g. It crates a basic application that allows you to view camera inside a texture view and change its angle , orientation e. textureview. You can use getBitmap() to get every frame of the video, but you need to pace the video playback to match your filter speed -- TextureView will drop frames if you fall behind. Then, all visible view objects are rendered to a surface that was set up by the WindowManager when the app was I am using Google Grafika examples to display video on TextureView. android-camera2. We will go through various example that demonstrates how to use different attributes of TextureView. Instance the CameraManager and TextureView. In VLC's core source tree, in file lib/video. layout xml Oct 15, 2014 · 3. For most devices and apps this won't matter. Record GL app. ”. Today, I am gonna explain to you how to create a Camera app using the CameraX library as it is recommended way by Google. res. You can use the same approach by rendering with OpenGL ES to the TextureView's SurfaceTexture. – fadden. To experiment with this example , you need to run this on an actual device on which camera is present. Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project. Now, I want to record the same streaming video to a . Mar 28, 2016 · I am trying to get each frame from a TextureView, unfortunately trying: textureView. getBitmap(); Results in slow performance is there a faster way to obtain a bitmap. Code work most of the time but for some mp4 files it crash giving only : libc: Fatal signal Sep 12, 2015 · I'm trying to create video wallpaper using MediaPlayer. 0f); textureView. The output goes to a SurfaceTexture associated with a TextureView. Any advice? Android code: Jan 29, 2020 · Currently, I'm building a camera app using camera2 api. SurfaceTexture is a representation of a GPU texture that can be drawn into. setDefaultBufferSize (mPreviewSize. Create Canvas from bitmap then draw anything you want. setVideoSource(MediaRecorder. Build; Jun 8, 2016 · Test application exercising various graphics & media features. Lock the buffer, copy the pixels in, unlock the buffer to post it. (See the picture) Then I take the video (final resolution 320wx240h) and I display it to TextureView with: textureView. Configuration; import android. 0 on Android platform. For example, compare how the aspect ratio is set for video playback in PlayMovieActivity vs. How can I achieve this? Code: Select all. If you require fine-grained control over the player controls and the Surface onto which video is rendered, you can set the player’s target SurfaceView, TextureView, SurfaceHolder or Surface directly using SimpleExoPlayer’s setVideoSurfaceView, setVideoTextureView, setVideoSurfaceHolder and setVideoSurface methods respectively. ight now am able to play HTTP stream into my Android Device using Exoplayer. The video sink on Android is not capable of creating its own window, so a drawing surface always needs to be Aug 3, 2018 · Custom bubble shape TextureView for Android, OpenGL surface implementation using TextureView. It previews the current image in a TextureView as part of a Fragment. Using MediaRecorder. TextureView can only be used in a hardware accelerated window. Tons of fun. The example written in Kotlin and contains about 80 lines of code (with context creation, etc). setRotation(90. What bugged me is that after each recording process the camera session is being recreated. Specify a custom resolution, which CameraX attempts to find the closest match to. All UI elements go through a series of measurements and a layout process that fits them into a rectangular area. I need the same functionality for WallpaperService. One example is where smooth animations or scrolling of the video surface is required prior to Android 7. Use GLES20. SURFACE). Use ANativeWindow_setBuffersGeometry() to set the size and color format. This service manage the camera and video recording. getWidth (), mPreviewSize. 0) and SurfaceView Apr 8, 2017 · TextureView. private lateinit var mapboxMap: MapboxMap. Mar 27, 2023 · Use a similar guide to record video and connect to TextureView using Camera2 Kotlin Api. 1. Jun 22, 2023 · TextureView is a versatile component that provides a seamless integration of video and graphics rendering into the Android UI hierarchy. This will revert the preview image back to the non-mirrored original. We can use our custom AspectFrameLayout for this. If it's too complex for you - you can see a bit easier example. I used AutoFitTextureView implementation of TextureView as preview from camera, and want to adjust to correct ratio. So on I have the following code: package com. However, when the video gets played, I get this instead of the video. According to this issue, on Jelly Bean and higher, you simply don't call setPreviewDisplay(), and MediaRecorder will automatically use the preview used by the Camera. When rendered in software, TextureView will draw nothing. By following a tutorial on youtube I managed to preview the camera in a TextureView and start capturing with MediaRecorder, but I am having trouble on stopping the recorder and saving the video to my device storage. So the video gets larger than the view itself. Direct the output of your video player to the SurfaceTexture rather than the SurfaceView. Open the camera device (can be done in parallel with the previous steps) Get a Surface from the both the View and the ImageReader, and use Aug 26, 2015 · That's a really nice article. MediaRecorder recorder; SurfaceHolder holder; boolean recording = false; @Override. I had similar problem using Camera2 implementation. How to create mediaRecorder for video and connect to existing textureView with Camera2 Kotlin API Jul 25, 2017 · The sample use (TextureView) texture. The actual playback of the video -- sending frames to a Surface -- is the same for TextureView and SurfaceView. Creating the side-bulge will either require shaving off the right edge of the video, or stretching the content to the side. in this example, I will show you how to play video using MediaCodec together with SurfaceView, GLSurfaceView and TextureView A TextureView can be used to display a content stream. Jul 20, 2013 · for example : in the visible area i am playing a video A, so ,when i scroll up , video A will be invisible, so i want to play video B , the ListView may reuse the view for play Video A, so ,when i start play video B, first the view will show the image of A , then refresh to content of Video B. JNI (C++) I am using Google Grafika examples to display video on TextureView. Jul 8, 2020 · This example demonstrates how do I play videos in Android TextureView. mt me pu gc aq rk hi nb qb zr