Opengl record video android. Maybe there's a better way I am not aware of .

Opengl record video android Thanks in advance. Otherwise, an easier approach would be to capture the image or video with CameraX, then use something like ffmpeg to overlay an image on top of either. Jun 27, 2020 · Even if I have the driver settings set to “Vulkan”, the cores that I use will default to OpenGL the moment I start up a game That’s totally normal behavior considering those cores don’t support vulkan, so retroarch switch to a compatible video driver. 9 or later. Android MediaCodec API is used this library. All UI elements go through a series of measurements and a layout process that fits them into a rectangular area. I want to record using camera but I need to use GLSurfaceView. Hello world . You can do it either via the ADB tool or via code (starting from Lollipop). For details on added APIs visit the Android API reference — for Android 15, look for APIs that were added in API level 35. May 14, 2018 · Android 7. You can use keyboard shortcuts to perform many of these tasks. The following sections summarize these features to help you get started with the related APIs. Though Grafika doesn't We would like to show you a description here but the site won’t allow us. Transformer supports a number of operations, including: Modifying a video with trimming, scaling, and rotating Adding effects like overlays and filters Processing special formats like HDR and slow-motion video Exporting a media item after applying edits This page walks you through some of the key Mar 24, 2016 · Audio Visualization View made for animated visualization of played audio files and designed for Android, is made in form of waves with splashing bubbles Feb 29, 2024 · Android FPS throttling is a Game Mode intervention that helps games run at a more stable frame rate in order to reduce battery consumption. Simultaneously draws to the display and to a video encoder with OpenGL ES, using framebuffer objects to avoid re-rendering. It also uses MediaExtractor and MediaMuxer to read/write media. Android Emulator 27. In particular, on Android and iOS, it is the only available video sink. The issue is only reproducible on some android devi&hellip; Jul 13, 2013 · For this first post in the Developing a Simple Game of Air Hockey Using C++ and OpenGL ES 2 for Android, iOS, and the Web series, we’ll create a simple Android program that initializes OpenGL, then renders simple frames from native code. It is excellent library, however we faced issues related to threads, ffmpeg loading, using realm and webrtc alongside it, and a very bloated apk. Transformer supports a number of operations, including: Modifying a video with trimming, scaling, and rotating Adding effects like overlays and filters Processing special formats like HDR and slow-motion video Exporting a media item after applying edits This page walks you through some of the key 3 days ago · The iec61883 capture device supports capturing from a video device connected via IEEE1394 (FireWire), using libiec61883 and the new Linux FireWire stack (juju). I follow to Android Breakout game recorder patch sample in this site : http://bigflake. 3-beta01 there is the posibility of adding effects in video recording. This simulation of physical viewing is done with mathematical transformations… Explore the integration of Kotlin and OpenGL for Android app development. This project demonstrates how to connect, control, and record video from UVC cameras using the USB Video Class (UVC) API. As a game recorder, Bandicam uses hardware acceleration to enable simultaneous recording of video, voice, and camera feed without compromising performance. Jul 13, 2023 · In CameraX version 1. Get started . Using the new api gives Jul 3, 2022 · An example of how to transform your Android device camera preview using OpenGL shaders Two years ago, I took part as an android developer in some cryptocurrency startup. It's easy to implement, just create camera instance in activity, set PreviewCallback listener in the se The sound with this built in video recorder is very good compared to the In-Game video recorder provided by Sky. Go deeper with our training courses or explore app development on your own. Record GL app. ByteBuffer/Bitmap approach can not give realistic performance/features. Video now became one of the main ways for spreading information and many times it is the preferred way of presenting educational information before text. Android offers various APIs that enable video playback and processing. 0 is supported by all Android devices beginning with Android 2. makeCurren Sep 16, 2025 · This list includes the best video recording apps for Android, like Cinema FV-5 Lite, Screen Recorder Video Recorder, and Adobe Premiere Rush: Edit Video. 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). x, and OpenGL ES 2. All credits go to http://bigflake. From Android 11, screen recording is included as standard feature. Real-time filters, gestures, watermarks, frame proces Oct 30, 2025 · The Transformer APIs in Jetpack Media3 are designed to make media editing performant and reliable. 6 days ago · Explore the 6 best open-source screen recorders to create videos for various purposes. mp4 file. Capture and share your screen with ease! Aug 18, 2020 · I want to use MediaRecorder for recording videos instead of MediaCodec, because it's very easy to use as we know. So you can even keep working while recording in the background. Start by creating your first app. 1 or later. May 7, 2025 · I am the maintainer of a popular cross-platform mobile camera library that can do preview, photo capture, video capture, and frame processing at the same time. This has the disadvantage that the overl Android 使用OpenGL渲染Camera的demo，包含视频预览、拍照、分段录像、水印叠加等功能。 - fanyang365/AndroidCameraRecord Jun 26, 2024 · Use the Android Emulator to test AR scenarios without a physical device. Abstract. Frame profiling with AGI starts by collecting traces and other performance data and then measuring and displaying it for analysis Dec 12, 2022 · Fig. Features: Full lifecycle callbacks in a View tree. 0 Nougat (API level 24) introduced the native camera API, which finally allowed fine-grained control of camera directly from C++. Explore this list to capture high-quality videos on your phone Feb 10, 2024 · Android declares that AV1 video encoder is supported for Android 14+ Before I pass frames to MediaRecorder I process them with OpenGL: recorderWindowSurface = WindowSurface (eglCore, recorderSurface, true) recorderWindowSurface. In this lesson, we’re going to go over the code step-by-step, and look at how to create an OpenGL ES 2 context and draw to the screen. Contribute to ICECHN/VideoRecorderWithOpenGL development by creating an account on GitHub. makopo August 17, 2021, 7 Feb 22, 2024 · The OpenGL ES APIs provided by the Android framework offers a set of tools for displaying high-end, animated graphics that are limited only by your imagination and can also benefit from the acceleration of graphics processing units (GPUs) provided on many Android devices. App I'm trying to capture video and display it to the screen by setting an Open GL ES texture to an android surfaceTexture. This profiling data can give you a deeper understand of your app's GPU usage than with system profiling alone. Real-time filters, gestures, watermarks, frame proces The Industry's Foundation for High Performance Graphics from games to virtual reality, mobile phones to supercomputers However, the performance difference can vary depending on the Android device your OpenGL application is running on, due to differences in the implementation of the OpenGL graphics pipeline. We have been using ffmpeg from java-cpp in android for recording square videos. g: OpenGL ES 3. android docs). Even though the ffmpeg library seems to be a popular choice in video apps, using This is an extract taken from the 16th of November livestream that can be viewed in its entirety here: • LIVESTREAM: Playing video in OpenGL using In this series I am building a real-time A video and audio recorder and player based on OpenGL es，FFmpeg,OpenSl es,MediaCodec on Android platform. cameraRecorder. Oct 29, 2022 · I'm working on a video application where I need to open the front camera and show a the camera preview in the screen. Add the following permissions to your Manifest (and request them!) Android video recording, I found that there are two ways, one is to call the built-in video function, one is to use MediaRecorder. Filters is here. Is there any way to create a video file (record 5 seconds) directly from GLSurfaceView (OpenGL ES) without screen recording? ShaderView is an Android View that makes it easy to use GLSL shaders for your app. We’ll also take a look at what shaders are and how they work, as well as … Continue reading "Android Lesson One: Getting Started" Defines video encoding constants for use with MediaRecorder. 2 (API Level 8) or higher, so make sure your Android project targets that API or higher. This means some things have changed but compatibility across devices has improved. I am thinking of adding buttons and/or keyboard shortcuts for starting and stopping the capture; when starting, I could ask for a filename and other options, if any. Then, the framework renders all visible view objects to a surface that was set up by the WindowManager when the app was brought to the foreground. An … Continue reading "Calling OpenGL from C on Android, Using the NDK" Sep 11, 2015 · Background Android got a new API on Kitkat and Lollipop, to video capture the screen. , default GlFilter (No filter). I can't use a TextureView and implement SurfaceTextureListener as per this tu About A simple demo to demonstrate how to record screen using MediaProjectionManager and crop the video using OpenGL ES when recording on Android. We currently are dealing with a bug that captures a red screen when calling the screenshot function. I am using OpenGL and OpenCV to process these camera frames at run-time. Compose for teams . media. To make it more challenging, the goal is to record 60 fps video at full resolution. The screen recorder tool can be accessed from the Quick Settings panel, but older Android devices will still need a third-party app for screen recording. It also features integration with OpenGL which supports On-Screen Jan 18, 2021 · Discover how to master Android OpenGL ES with our step-by-step guide! Apr 11, 2020 · However, the real question is how to record a video in the landscape if your screen is in Portrait orientation? I have already researched a lot on each use case and now open for any possible solutions like FFMpeg, OpenGL, MediaMuxer, MediaCodec or anything else? Any hint, links or suggestion would be highly appreciated. It also features integration with OpenGL which supports On-Screen Jan 18, 2021 · Discover how to master Android OpenGL ES with our step-by-step guide! Feb 15, 2019 · Personally, what I do on Android with the GLSurface view is that I try to create the highest possible OpenGL context (e. Frame extraction, decoding and editing are done asynchronously. 0 library for video processing with many filters for ios GPUImage for Ios the android wrapper is here : GPUImage Wrapper for Android The GPUImage framework is a BSD-licensed iOS library that lets you apply GPU-accelerated filters and other effects to images, live camera video, and movies. Feb 6, 2024 · Discover how software developers can integrate Android Camera API with OpenGL for creating advanced graphics in apps. In fact, the code for this Extract all the frames from videos with high speed Output frame in Bytebuffer or saving to png/jpeg images files Getting position, timestamp of each frame in a video Oct 22, 2016 · I am trying to develop an app that allows me to draw on a video while recording it, and to then save both the recording and the video in one mp4 file for later use. You will have to use OpenGLES. java. I also want to use OpenGL to process frames while recording Then I use example code Jan 24, 2025 · The android. I took Aug 10, 2017 · SimpleScreenRecorder (source code) did the trick for me when recording online playing videos. Device Compatibility - Developers should consider the types of devices, Android versions and the OpenGL ES versions available to their customers. RecordableSurfaceView is a lightweight library designed to record an Android OpenGL renderer and output an MP4 with minimal configuration or refactoring. Feb 23, 2022 · Recording Video with CameraX VideoCapture API Posted by Trevor McGuire, Software Engineer, and Gerry Fan, Android DevRel Engineer A picture is worth a thousand words, and CameraX ImageCapture has … Mar 7, 2017 · I have the task to record user activity in a webview, in other words I need to create an mp4 video file while the user navigates in a webview. To learn about areas where Jun 30, 2025 · Screen record on Android is convenient for both private and business use. Nov 26, 2019 · Conclusion Android offers a rich set of APIs that allow you to play with video and various media formats. It gives video interesting effect through fragment shader. Support for OpenGL ES 3. Hardware requirements: You'll also need a development machine that supports OpenGL ES 3. Now that you've been able to decode the Video (using MediaExtractor and Codec) to a Surface, you need to use the SurfaceTexture used to create the Surface as an External Texture and render using GLES to another Surface retrieved from MediaCodec configured as an encoder. 3 days ago · Android 15 introduces great features and APIs for developers. May 27, 2019 · In this post you will learn how to build a video recording application in Android using CameraX Aug 26, 2024 · In the OpenGL ES environment, projection and camera views allow you to display drawn objects in a way that more closely resembles how you see physical objects with your eyes. // record start. Linux This project is an Android application that allows you to interact with UVC cameras through USB connections. To open the Extended controls window, click More in the emulator panel. This project is an Android application that allows you to interact with UVC cameras through USB connections. Android native mediacodec decode/encode demo. ) ? I would naturally tend to choose OpenGL as mentioned in Android Video Player Using NDK, OpenGL ES, and FFmpeg. The continuous capture activity displays video from the camera as video is being recorded. I use OpenGL to overlay text on the image while recording. x is optional. This flow involves three buffer queues: Aug 21, 2023 · Sample project that shows you how to parse the frames of a video file one at a time and apply filters on them with OpenGL, on Android. This is the video sink recommended on most platforms except for Windows (On Windows, d3d11videosink is recommended). We also would like to export this video to share as a fully render mp4, and product wants multiple formats of overlays on top of the video. I use Swift for all the implementation, and I can easily go through Objective-C++ to work with C++ APIs. To be Android compatible, devices need to provide drivers for EGL, OpenGL ES 1. Contribute to PhilLab/Android-MediaCodec-Examples development by creating an account on GitHub. The frame processing is done with OpenGL. It can be decomposed into glupload ! glcolorconvert ! glimagesinkelement to insert further OpenGL hardware accelerated processing into the pipeline. Minimal effort to implement. Apr 11, 2020 · However, the real question is how to record a video in the landscape if your screen is in Portrait orientation? I have already researched a lot on each use case and now open for any possible solutions like FFMpeg, OpenGL, MediaMuxer, MediaCodec or anything else? Any hint, links or suggestion would be highly appreciated. Dec 13, 2016 · Recording video from camera, overlaying bitmaps, adding audio, saving to the device all in as3/AIR mobile render overlay graphics into camera video Recording videos with overlay images without using third party library on android Android - capture video with watermark So, did you try to achieve this before? Or anyone can give some hint on how Oct 21, 2025 · Note that recording frames and displaying them at the same time is a more involved process. mp4 format and works with any Direct3D, OpenGL or Vulkan applications, with any GPUs (NVIDIA, AMD and Intel). How can I record simply adding a new MediaRecorder object that record from surface. The user of this library has to setup OpenGL context himself and load suitable callbacks. Here a demonstration. It does not do much by itself. 0 also can apply OpenGL filters directly on the device, making --crop option works again on Android >= 14, for mirroring screen, camera, and virtual displays. Including three such steps as raw video recording, video editing, and video exporting. Learn more with detailed documentation. Jun 12, 2019 · Playing and recording video is one of the most important features of an Android device. Demonstrates the use * of MediaMuxer and MediaCodec with Camera input. In this post I showed how to use only the native APIs (without external libraries) to add a text layer on top of an existing video. The app's UI thread performs layout and Nov 12, 2025 · The video codecs are managed by a separate process (mediaserver), so large graphics buffers have to move around the system. Oct 30, 2025 · The Transformer APIs in Jetpack Media3 are designed to make media editing performant and reliable. On Ubuntu: sudo apt update sudo apt install simplescreenrecorder With the OpenGL feature you can select to record a specific application window. 2). May 29, 2011 · This is the first tutorial on using OpenGL ES 2 on Android. For a detailed list of added, modified, and removed APIs, read the API diff report. See below for a guide on upgrading. In this case, encoded video is written to a circular buffer in memory that can be saved to disk at any time. This example * demonstrates one possible advantage: editing of video as it's being encoded. 0), GPUImage allows you to How to use 'Game Recording' mode To record various 2D/3D games that use the DirectX/OpenGL/ Vulkan graphics technologies, start Bandicam, choose ' Game Recording Mode ' by clicking the gamepad icon, and then run the game you want to record. This is a texture recorder library, which input is openGLES texture and output is mp4 files. Jul 3, 2025 · Capture a trace from an individual application frame and then perform an in-depth analysis of your game’s GPU usage. GLRecoder A Video Recorder for OpenGL ES APP of Android. At the same time, I need to apply some effects (like words on the screen) and r I am a newbie in OpenGL. Android 14 (API level 34) introduces app screen sharing, which enables users to share a single app window instead of the entire device screen regardless of windowing mode. It will do video and audio encoding together. I did not do any performance comparison myself, so I don't know for sure. Aug 29, 2017 · Unfortunately GLSurfaceView does not supports this. On iOS, this works perfectly. Jul 13, 2023 · By reviewing the recording control capabilities of different opensource screen capture software, this article lists the 14 best open-source screen recorders that allow you to capture highly customizable screen videos on Windows, macOS, and Linux computers for free. Which is complicated and confusing. Make sure your APP project compile with Android API level 18 or above. Does anyone know how to add effects (using openGL I guess) using the 'CameraEffect' class? I've trying to Jan 8, 2019 · Problem to be addressed Right now a way for showing an overlay on top of the camera preview is to use some transparent View in something like a FrameLayout. The MediaRecorder class doesn't take Surface input, so in your case you'd need to record the audio separately and then combine it with the new MediaMuxer class. Prerequisites The Android SDK & NDK installed, along with a suitable IDE. OpenGL ES is a subset of the OpenGL specification for embedded devices. Screen recordings on Android are saved in different folders depending on the device and file manager used, such 📸 A well documented, high-level Android interface that makes capturing pictures and videos easy, addressing all of the common issues and needs. Mar 6, 2023 · Discover the best video recording apps for Android and take your videos to next level. Apr 2, 2024 · Learn how to easily record your screen on Android devices with our step-by-step guide. On iOS, all Audio/Video APIs (including the Camera) are exposed through the AVFoundation API. Dec 7, 2024 · Besides virtual display and launch app at startup, Scrcpy 3. I want to record video and audio from a GLSurfaceView and export it to . If that fails, I fallback to a lower version (e. Renderer that you set on this view. Aug 20, 2023 · Android 11 introduced a built-in screen recorder tool, making it easier to record your Android screen without a third-party app. #3 doesn't work yet. I have a GlsurfaceView that implement Renderer I've tried using fadden exam Aug 15, 2013 · Can I record a video using GLSurfaceView in android? I don't want to record the screen info. This includes more in-depth coverage and analysis of Vulkan and OpenGL ES API calls. But in OpenGL in Android for video display, a comment notes that OpenGL isn't the best method for rendering video. To create GLES contexts and provide a windowing system for GLES renderings, Android uses the EGL library. Aug 30, 2018 · I have created a 3D object on GLSurfaceView (OpenGL ES) on android. Nov 3, 2019 · Win10 screen recording utility (is there is codename for this app?) records a video in the . Don't play any music though, because the audios will android 录制视频，使用OpenGL， 支持断点续录、回删. As more Android devices ship with displays that have higher refresh rates, such as 90 Hz and 120 Hz, most games try to pace at a high FPS. For in app view playback we access that meta data track and re-render the supplemental data on top of the video. Learn about accessing camera features, rendering techniques, and finding expert developers. 0). This function will not show the recorder buttons, for that reason, this function is by far the best to use when recording videos with Android. Mar 7, 2023 · iOS In this blog-post I want to focus on Android, but just for reference I will quickly explain the architecture on the native iOS side. projection APIs introduced in Android 5 (API level 21) enable you to capture the contents of a device display as a media stream that you can play back, record, or cast to other devices, such as TVs. For May 20, 2024 · One more question, if you don't mind! 😊 When I'm drawing onto a hardware-backed canvas for recording into an external OpenGL texture, should I avoid any recordings into the GraphicsLayer during this process? By default, LiTr uses Android MediaCodec stack for hardware accelerated decoding/encoding and OpenGL for rendering. Tutorials . GLES calls render textured polygons, while EGL calls put renderings on screens. . shadercam is now using RecordableSurfaceView to draw to the screen as well as record video. 1) and so on until I reach the lowest possible acceptable version (in our case: OpenGL ES 3. Graphika RecordFBOActivity, records opengl video but not from the camera. Apr 9, 2015 · In lollipop I saw you can record using MediaRecorder api and setting the video source to SURFACE. Build a GLSurfaceView object A GLSurfaceView is a specialized view where you can draw OpenGL ES graphics. Also record audio from microphone. There are a couple of vendor-specific extensions which add support for YCbCr textures, and the NV_video_capture extension. In EGL, this means creating an EGLContext and an EGLSurface. Learn techniques to improve graphics performance and create stunning visual experiences. Training courses . In comparison to Core Image (part of iOS 5. Dive into rendering graphics, shaders, and creating visually-rich applications. gpu filter android-library exoplayer video-recording video-processing opengl-es gpuimage glsl-shaders video-filtering custom-filter mediacodec exoplayer2 videoeditor camera2 video-processor mediacodec-api android-camera2 video-filter exoplayer-video Updated on Jan 24, 2023 Java Unlock the world of Android Graphics! Discover the power of Canvas and OpenGL ES, as we delve into their capabilities and showcase code samples for stunning visualizations. in Android development - xiaozhi003/AndroidCamera Mar 27, 2025 · The Android app framework UI is based on a hierarchy of objects that start with a View. Custom filters can be created by inheriting GlFilter. * <p> * Generally speaking, it's better to use MediaRecorder for this sort of thing. However, the Jun 8, 2016 · Examples include recording and displaying camera preview, recording OpenGL ES rendering, decoding multiple videos simultaneously, and the use of SurfaceView, GLSurfaceView, and TextureView. The application extracts the first 10 frames of the first video track of a video file, applies some custom processing on each frame and saves it in DCIM/VideoProcessing. Ever since the new API was out, m OpenGL is a cross-platform graphics API that specifies a standard software interface for 3D graphics processing hardware. The Android Emulator lets you run ARCore apps in a virtual environment with an emulated device that you control. Nov 24, 2022 · Unlock the power of OpenGL for video processing on Android. I'm trying to encode video from camera and audio from microphone using MediaCodec and MediaMuxer. Use the software for free recording on Windows, Mac, Linux, and Android. It's the modern way to use shaders for Android instead of RenderScript. Apr 29, 2013 · The EncodeAndMuxTest sample demonstrates recording OpenGL ES frames to a . Does not record audio. This option might produce output frames with a substantial lag from real time, to allow for highest-quality stabilization or other processing. Jul 25, 2022 · During video capture I save that supplemental data to the meta data track. The general method those short-video-processing apps like Meipai, Duopai and Miaopai use need NDK to develop their own recorder and player. 🔥💥RxFFmpeg 是基于 ( FFmpeg 4. setVideoEncoder(int). Also, I want to use the camera2 I'm developing an Unity-Android Plugin to record game screen and create a mp4 video file. This paper introduces an available method, which displays the short video production processing on Android. gpu filter android-library exoplayer video-recording video-processing opengl-es gpuimage glsl-shaders video-filtering custom-filter mediacodec exoplayer2 videoeditor camera2 video-processor mediacodec-api android-camera2 video-filter exoplayer-video Updated on Jan 24, 2023 Java Jun 18, 2024 · OpenGL ES 2. The new API allows you to access image data directly in C, without the need to pass them from Java. 3 days ago · The iec61883 capture device supports capturing from a video device connected via IEEE1394 (FireWire), using libiec61883 and the new Linux FireWire stack (juju). Though we have sorted all those issues out, we would like a simpler approach natively supported by android. in Android development - xiaozhi003/AndroidCamera Jun 23, 2020 · We are developing a function to capture a screen using glReadPixel. Dec 17, 2023 · Getting Started with OpenGL ES in Android Hello 👋 , If you’ve recently explored “Shading the Canvas: A Beginner’s Guide to Vertex and Fragment Shaders,” you’ve gained valuable Mar 4, 2025 · VIDEO_RECORD: Optimized for high-quality video capture, including high-quality image stabilization, if supported by the device and enabled by the application. Build AI-powered Android apps with Gemini APIs and more. mp4 (or other formats). The encoder can be chosen between MediaRecorder (which requires Android L or Above) and MediaCodec. Oct 9, 2017 · My first experience with background video recording on Android was with JavaCV FFMpegRecoder. 0. 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. Pretty challenging :) I font that in Android 4. What Jul 23, 2025 · Use the extended controls on the Android Emulator to send data, change device properties, control apps, and more. If you want to learn more about video processing on Android, I recommend to check my other posts also. bigflake CameraToMpegTest, records from camera but preview is not displayed on the screen. @Override public void onDrawFrame(GL10 unused) { Explore the Recorder API in Android for efficient video recording and management, including starting, stopping, and closing recordings. Note that some of these extended control options are only available when you run the emulator in a separate window, outside of Android Studio. More than 150 million people use GitHub to discover, fork, and contribute to over 420 million projects. Maybe there's a better way I am not aware of GitHub is where people build software. The following content is also compiled through your own tests. Camera related operations, preview methods, video recording, etc. 3 intr Apr 8, 2024 · Bandicam is the best Vulkan game recorder that captures Vulkan games using Vulkan/DirectX/OpenGL graphics technology based on the original resolution. If you set “settings > core > allow cores to change the video driver”, they’ll just stop working instead. 2 (API level 8) and is the earliest version recommended for new applications being developed with OpenGL ES. GLES operations apply to the May 27, 2020 · Using only CameraX, I'm not sure if that'd be possible. @Override public void onDrawFrame(GL10 unused) { 14 what is the best choice for rendering video frames obtained from a decoder bundled into my app (FFmpeg, etc. Does anyone here k Feb 22, 2024 · Note: OpenGL ES 2. Oct 6, 2019 · Now, I wanted to record that filtered preview using MediaRecorder and I looked at the following sample to see how MediaRecorder is working with the Camera2 API ( I just added the OpenGL ES part ). It has an (experimental) OpenGL feature. To learn about areas where Sep 9, 2013 · 11 I am supposed to provide my users a really simple way of capturing video clips out of my OpenGL application's main window. stop (); This filter is OpenGL Shaders to apply effects on camera preview. 0 requires Android 2. libopenglrecorder libopenglrecorder is a library allowing optional async readback OpenGL frame buffer with optional audio recording. Oct 20, 2015 · I am trying to apply face detection on camera preview frames. I create an AVCaptureDevice. DiscoverySession to find an Dec 17, 2014 · there is a very useful OpenGL ES 2. It supports for TEXTURE_2D and TEXTURE_EXT frames. The sample might help anyone willing to apply their video effects using OpenGL and then preview it to the user and record video into the file. Beyond that, you’re just drawing textured rectangles. Mar 11, 2014 · How I should go about recording a video screen capture of an OpenGL application? So far my plan of attack is to take individual screenshots then run it through a video encoder. All of these aim to reduce the overhead of getting a video frame into a texture. 📸 A well documented, high-level Android interface that makes capturing pictures and videos easy, addressing all of the common issues and needs. Contribute to Enoch-Liu/NdkMediaCodecDemo development by creating an account on GitHub. 0 + X264 + mp3lame + fdk-aac + opencore-amr + openssl ) 编译的适用于 Android 平台的音视频编辑 Mar 24, 2023 · With Android GPU Inspector (AGI), you can profile a specific frame of your Android app and use it to perform an in-depth analysis of the app's GPU usage. Therefore, there might be some (small) performance gain. Set up your development environment Software requirements: Android Studio 3. The third approach involves ImageReader class and works with YUV420 images. 5 Composed video of rgb channels and alpha mask in gray levels Creating an OpenGL TextureView It seems that to display OpenGL outputs, the way to go would be a GLSurfaceView (cf. The actual drawing of objects is controlled in the GLSurfaceView. The intervention is available in Android 13 or later. This library apply video filter on generate an Mp4 and on ExoPlayer video and Video Recording with Camera2. A library for writing OpenGL rendering to video files - Arc676/OpenGLRecorder Feb 26, 2024 · Handling HDR videos More and more devices now support HDR video capture, giving more vivid, accurate colors and a greater brightness range. 2. Mar 27, 2025 · Android uses the OpenGL ES (GLES) API to render graphics. It might be doable if you use the preview use case, your own surface and openGL. I could render twice the filter - once on the preview and once on the recording frames - but this is not very efficient. You can use it to record messages on favourite photos, send videos to other people explaining how to use their phone or use apps, or even record business presentations. Before you draw with GLES, you must create a GL context. com/mediacodec/. All previous classes and methods are still available, so the new API is non-breaking, but Oct 21, 2025 · EGLSurface and OpenGL ES. The number of frames Nov 3, 2019 · Win10 screen recording utility (is there is codename for this app?) records a video in the . Aug 16, 2021 · Core OpenGL doesn’t have any specific support for video. Transformer supports editing HDR videos from Android 13 (API level 33) onwards on devices with the required encoding support. But when I record, then it records the unfiltered preview and not the filtered preview. Provides a reference for GLSurfaceView API to build OpenGL ES graphics in Android applications. start (filepath); // record stop. angou opjpoi vguxyc lnfcjjt thnmh qcdh twky bbnu fkud zzzvvj cvnhd itklbqbn aogy swmzmeem bqvb