Opengl nv21 review gl_video_format_swizzle (video_format): #python wrapper for 'gst_gl_video_format_swizzle' Calculates the swizzle indices for video_format and gl_format in order to access a texture such that accessing a texel from a texture through the swizzle index produces values in the order (R, G, B, A) or (Y, U, V, A). Aug 15, 2019 · Hi, The short answer is that there is no clear, easy and guaranteed-to-work way of importing one of these without a copy. YUV420P又叫plane平面模式，Y , U , V分别在不同平面，也就是有三个平面，它是YUV标准格式4：2：0，主要分为：YU12和YV12. Opengl ES之三角形绘制. OpenGL ES 如何直接渲染 P010、P016 格式 Code Review. Usage:I420toYV12. 3. 0的扩展#extension GL_OES_EGL_image_external_essl3定义了一个纹理的扩展类型，即GL_TEXTURE_EXTERNAL_OES，否则 This project realized the use of OPENGL to render the video data in NV21 format, and also realized the functions of drawing lines and boxes on the video and superimposing watermarks Jul 24, 2019 · ndk opengl es 3. Convert YV12 to NV21 (YUV YCrCb 4:2:0) Share. Surface-to-surface. yuv width height (3) I420toYV12. OpenGL ES 实现抖音传送带特效. OpenGL ES 利用 Shader 实现 RGBA 到 NV21 图像格式转换. The following shows the reader a picture about YUV-NV12, NV21 storage: The difference between NV21 and NV12 is the reverse order of U and V. I was not able to feed converted ByteArray into MediaCodec w/o losing colors, so I had to convert Image to NV21 then to Bitmap then back to NV21, and feed MediaCodec. Collaborate outside of code 4. It this a small bug? Code Review. ES在Android上的简单实践》《NDK学习笔记》专栏demo工程. yuv Jan 13, 2024 · That is to say, P010 represents a class of YUV format, and its memory layout mode may be NV21, NV12, YU12, and YV12. 5到0. Contribute to yszheda/rgb2yuv-neon development by creating an account on GitHub. . Refer to this post for more information. so library and the corresponding OpenCL headers. Oct 20, 2017 · @saki4510t I find that function uvc_yuyv2yuv420SP is for NV21 in UVCCmera. getPlanes()[1]; ByteBuffer V = image. Manage code changes (NV12/NV21) on a surface. Buffer-to-surface. 0. Android YUV format. 1 类的接口。 GLES30; GLES31; GLES31Ext (Android Extension Pack) semi-planar的yuv格式，顾名思义，半平面存储格式，也就是先连续存储所有的y分量，再交错存储u和v分量。例如nv12，属于yuv420sp，四个像素共用一组uv分量；它的数据排列方式为： y1y2y3y4y5y6y7y8 u1v1 u2v2（如下图） 他还有个兄弟nv21，它的数据排列方式为： y1y2y3y4y5y6y7y8 v1u1 v2u2 YUV-- is a raw video file format. You must use the planes and strides to access individual colors: ByteBuffer Y = image. Sometimes you want to display it, for example when displaying decoded video stream data. OpenGL ES 3. 1 API 软件包: android. 5。 OpenGL实现相机视频NV21格式转RGB格式 标签： opengl YUV 笔者介绍： 姜雪伟 ，IT公司技术合伙人，IT高级讲师，CSDN社区专家，特邀编辑，畅销书作者，已出版书籍：《手把手教你 架构 3D游戏引擎》电子工业出版社和《 Unity3D 实战核心技术详解》电子工业出版社等。 OpenGL ES 实现抖音传送带特效. Opengl ES之RGB转NV21. exe input. Stack Exchange network consists of 183 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. opencv opengl shader 人脸检测 级联分类器 美颜 大眼滤镜 贴😺耳朵 录制mp4 - wonderful27x/OpenGl-Beauty-Effects FFmpeg step by step tutorials for iOS/macOS developer. Unlike Android, I'm relatively new to GL/libgdx. At its core, YUView is a YUV player and analysis tool. 每两个连续的字节是2 x 2 = 4个原始像素的v，u（按照nv21规范的顺序）色度字节。换句话说，uv平面尺寸为（宽/ 2）×（高/ 2）像素，并且在每个维度中被下采样因子2， 此外，u，v色度字节是交错的。 下面给读者展示一副关于yuv-nv12, nv21存储的图片： transfer YUV420\YUV422P\YUV444P to RGB with OpenGL - CSsaan/YUV2RGB-with-OpenGL. So yBuffer size is same and uvBuffer size is of half * of number of pixels. I can get about 12fps, but I need to apply some filters to the preview and it seems, that it can't be done fast in OpenGL ES 1. 3 or ARB_internalformat_query2. Manage code changes 利用GPU将相机帧(NV21)转成RGB并传至CPU，分辨率为1920 * 1080，RGBA Android Camera, OpenGL, Graphics Resources 志哥博客《OpenGL. Review Getting-started/Review. Usage:I420toNV21. CSConvertKit is a series of tools for converting YUV colorspace, such as YUV420P(I420,YV12),YUV420SP(NV21,NV12), NV16, RGB24, BGR24, YUV422P, YUV444 and so on. Usage:I420toNV12. The spec carefully explains that the arrangement of U and V planes is not prescribed, but there are certain restrictions; e. Nov 18, 2016 · YUV_420_888 is a wrapper that can host (among others) both NV21 and YV12 images. transform from rgb to yuv using ARM NEON. the opencv_core. setOnFrameAvailableListener(this); mCameraInputSurface. Opengl ES之着色器. Here are the main concerns: See full list on mo4tech. 0/3. converter colorspace yuv rgb24 i420 nv12 static void APIENTRY GL_HandleDebugMessage(GLenum source, GLenum type, GLuint id, GLenum severity, GLsizei length, const char *message, const void *userParam) Aug 26, 2012 · the YUV data takes YUV-NV21 format, and u_texture and v_texture wasn't passed and handled correctly in the shader. YU12格式; 在android平台下也叫作I420格式，首先是所有Y值，然后是所有U值，最后是所有V值。 qt opengl ffmpeg transcoding mpv aac subtitle rgba libass breakpad argb nv21 crashpad gpu-encoding nv12 gpu-decoding bgra yuyv422 yuv422p yuv420p Updated Jun 14, 2024 C++ (1) I420toNV12. You need to look at the row and pixel strides of the UV buffers and potentially read out pixel by pixel; NV21 is semi-planar (interleaved V/U planes) while YUV_420_888 may be either semi-planar or fully planar. cpp and function uvc_yuyv2iyuv420SP for NV21. Apr 7, 2022 · All of the others require OpenGL 4. This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. opengl: 此软件包提供了 OpenGL ES 3. In GLSL the components of the vector can be separately accessed: See the The OpenGL Shading Language specification:. - pixpark/gpupixel Contribute to HxBreak/OpenGL-YUV development by creating an account on GitHub. * NV21 image format has 12 bits per pixel out of which 8 bits are for luminance (Y) and 4 bits * are for chrominance (UV). To use OpenCL on your mobile device’s GPU, you must obtain the compatible libOpenCL. We are using then the following function for conversion to NV21: private static byte[] YUV_420_888toNV21(Image image Aug 5, 2019 · I'm reading this shader for YUV planar conversion to RGB. CodecCapabilities one constant is COLOR_FormatYUV420Flexible. Dec 9, 2022 · ※bpp(bits per pixel) 例えば YUV422 だと、U と V をそれぞれ半分に間引き(水平ダウンサンプリング)して、 8 + 4 + 4 で16bppとなる。 しかし YUV420 では0といってもVが0になるわけではなく、水平ダウンサンプリングと垂直ダウンサンプリングを併用して 8 + 2 + 2 で12bppとなる。 介绍Opengl Es的技术文章 Nov 5, 2015 · In android sdk for YuvImage class writing, that YuvImage using only NV21, YUY2. Here is a Proof-of-Concept sketch, demonstrating rendering of YUV frames (as follows from title). 5 Vector and Scalar Components and Length Jan 2, 2024 · 本文提供了一份详尽的技术指南，指导开发者如何在 OpenGL ES 中渲染 NV21/NV12 格式的 YUV 图像。从创建纹理对象到绘制到帧缓冲对象，本文涵盖了每个步骤的详细解释和示例代码。通过掌握这些技术，开发者可以创建出视觉效果惊人的图形应用程序，并探索视频播放、图像处理和增强现实等领域。 As the title says, swap colors when the video format is NV21 so colors are displayed correctly Nov 17, 2023 · 本文重点介绍如何在OpenGL环境下，借助Shader的力量，将RGBA图像格式巧妙地转换为NV21格式。该转换过程在实时图像处理、图像编码等领域有着广泛的应用前景。通过对Shader程序的深入解析，我们揭示了隐藏在代码背后的精妙之处，让您领略到Shader在图像处理领域的独特魅力。 Sep 18, 2012 · Terms like "most significant position" are ambiguous, because it depends on the endian of the machine. Opengl ES之EBO. YUV转RGB的一些理论知识. g. OpenGL practice, shader, texture, FBO, opengl camera, light, matrix, nv21_to_rgb, rgb_to_nv21 Resources Nov 18, 2023 · 在这篇博文中，我们将深入探究如何使用Opengl ES将RGB图像转换为YUV图像，并通过Shader来实现这一转换过程。 我们将提供详细的实践指南，帮助您轻松掌握这一技巧，并将转换后的图像保存到本地，快来探索RGB转NV21的奥秘吧！ Opengl ES之RGB转NV21 前言 在上一篇理论文章中我们介绍了YUV到RGB之间转换的几种公式与一些优化算法，今天我们再来介绍一下RGB到YUV的转换，顺便使用Opengl ES做个实践，将一张RGB的图片通过Shader About. But there have some problems when I start it. com May 20, 2014 · To successfully complete this tutorial, you need to have basic knowledge of how to write OpenCL kernels and native code for Android. Some details of this in another question. Oct 16, 2017 · I want to use GLSL to transfer YUV420 to RGB. Contribute to SpinCheng/CameraXOpenGLDemo development by creating an account on GitHub. OpenGL ES 修图（P 图）功能 Jun 13, 2017 · u3d支持的是标准的OpenGLTEXTURE_2D纹理，所以需要把Android原生支持的OES纹理转换为OpenGL纹理。 首先新建一个TextureSurface用于接收摄像头的数据 mCameraInputSurface = new SurfaceTexture(0); mCameraInputSurface. getPlanes()[2]; If the underlying pixels are in NV21 format (as on Nexus 4), the pixelStride will be 2, and Nov 23, 2022 · yuv的格式比较多，我们今天就以yuv420sp为例，而yuv420sp又分为nv12和nv21两种，因此今天我们的主题就是如何使用opengl es对nv12和nv21数据进行渲染显示。 在着色器中使用 texture2D 对YUV数据进行归一化处理后Y数据的映射范围是0到1，而U和V的数据映射范围是-0. This format corresponds to YUV_420_888, and can represent the COLOR_FormatYUV411Planar, COLOR_FormatYUV411PackedPlanar, COLOR_FormatYUV420Planar, COLOR_FormatYUV420PackedPlanar, COLOR_FormatYUV420SemiPlanar and COLOR Review Lighting/Review. Renderer实现OpenGL渲染上下文，并通过调用android. Other 10bit and 16bit YUV formats defined by Microsoft: The P010 memory layout discussed below is the same as NV21, except that each Y, U, and V component occupies two bytes and 10 significant bits. When all data types are 8 bits, there is an easy unambiguous specification: byte order. Android MediaCodecInfo. Sep 12, 2023 · 这是一篇关于如何使用OpenGL ES直接渲染NV21格式画面的技术文章，它将详细介绍如何处理Camera1的回调并使用OpenGL ES渲染NV21格式的数组，以便在屏幕上显示摄像头画面。对于计算机视觉、图像处理和游戏开发人员来说，这是一篇非常有价值的文章。 最近有一个需求，先对相机的预览数据进行处理，然后对处理后的nv21数据显示出来。 本人尝试了两种方法，一种是通过RenderScript转化为Bitmap再显示，一种是分离nv21数据通过openGL显示出来，结果发现使用RenderScript的方法在低端机上卡顿明显，比第二种方法低5帧。 前面的博客以及说明了如何通过OpenGL ES来渲染图像，一般YUV格式的数据是无法直接用OpenGL ES来渲染的，而在OpenGL中使用的绝大部分纹理ID都是RGBA的格式，在OpenGL ES 3. 5。 Oct 10, 2018 · Via the camera2 API we are receiving an Image object of the format YUV_420_888. OpenGL practice, shader, texture, FBO, opengl camera, light, matrix, nv21_to_rgb, rgb_to_nv21 Resources Android OpenGL 针对YUV格式（I420，NV12，NV21）数据渲染. OpenGL ES 实现抖音“蓝线挑战”特效. Opengl ES之踩坑记. Maybe it has something to do with the image being planar, semi-planar or not planar, though I have no idea what these terms mean. Support OpenGL ES rendering YUYV, NV12, NV21, DEPTH and other image formats. Congratulations on making it this far! I'm not sure if you noticed, but over all the lighting chapters we learned nothing new about OpenGL itself aside from a few minor items like accessing uniform arrays. Contribute to BlankLun/OpenGL-YUV development by creating an account on GitHub. 图形学、OpenGl、GLSL、Unity Shader常用知识整理--Astro WANG. Now the corrected code: please replace GLRenderer. if the U plane has pixel stride 2, same applies to V (and then the underlying byte buffer can be NV21). GL_INTERNALFORMAT_PREFERRED As previously stated, OpenGL is allowed to replace your given image format with a different one. There were times, when DirectX or Vdpau could beat OpenGL, the old version of CameraX+OpenGL ES2. OpenGL ES 文字渲染进阶：渲染中文字体. Contribute to MrZhaozhirong/BlogApp development by creating an account on GitHub. Most of the examples are using Camera 1 API or MediaRecorder. Output is checked with OpenGL ES, using glReadPixels(). 0 for the alpha. Collaborate outside of code * This class render a NV21 (YV12) image byte array in GlSurfaceView using OpenGl. Contribute to AstroWYH/OpenGL-Shader-Notes development by creating an account on GitHub. 1), the 4 following format YUY2, UYVY, I420, YV12 and AYUV are converted to RGB32 through some fragment shaders and using one framebuffer (FBO extension OpenGL >= 1. Improve this answer. Mar 15, 2018 · Convert the yuv_nv21 android phone camera preview Frame (yuvImage) to an opencv_core. By now you should be able to create a window, create and compile shaders, send vertex data to your shaders via buffer objects or uniforms, draw objects, use textures, understand vectors and matrices and combine all that knowledge to create a full 3D scene with a camera to play around with. Mar 1, 2016 · After quite a bit of digging I found out that the NV21 image format is "the default format for Camera preview images, when not otherwise set with setPreviewFormat(int)", but the ImageReader class does not support the NV21 format (see the format parameter). YUV420: and N21: in onImageAvailable i get separately each Planes and put them in correct place (as on image) Dec 27, 2013 · For reference, VideoStreamsView. 前面文章一文掌握 yuv 图像的基本处理介绍了 yuv 常用的基本格式，本文以实现 nv21/nv12 的渲染为例。 图形学、OpenGl、GLSL、Unity Shader常用知识整理--Astro WANG. Opengl ES之矩阵变换(上 Oct 20, 2015 · For API 19+, if you can process frames in YV12 or NV21 rather than RGB, you can feed the Camera to an ImageReader and get access to the data without having to copy/convert it. OpenGL ES + GLTranslations 实现各种图像转场效果. OpenGL practice, shader, texture, FBO, opengl camera, light, matrix, nv21_to_rgb, rgb_to_nv21 - jjzhang166/OpenGL-3 Dec 1, 2020 · I'm trying to render a camera nv12 buffer to OpenGL ES surface in C++ and here is the output. setDefaultBufferSize(mFrameWidth Mar 6, 2018 · android Camera(二): NV21高效处理与libyuv使用 继上篇Camera数据采集适配时会涉及到的YUV数据的剪切与方向感应时的旋转处理(对YUV数据不懂的可以网上搜索相关的文章),后面还有MediaCodec硬编码时,不同的手机可能还需要将NV21数据转换成NV12,I420或者YV12,这里就讲述NV21与yuv中另外三种NV12,I420,YV12的相互转换,剪切 Nov 18, 2019 · 该原创文章首发于微信公众号：字节流动 OpenGL ES 相机预览 相机开发是 OpenGL ES 的重要应用，利用 OpenGL 可以很方便地实现相机美颜、滤镜、塑型以及一. OpenGL ES + 人像抠图实现人像留色. 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. Qml/opengl convert Apr 15, 2015 · A YUV_420_888 buffer isn't the same as NV21, so you can't just concatenate the 3 planes together and treat it as NV21. Collaborate outside of code 使用GLSurfaceView和GLSurfaceView. Manage code changes yuv rgb2yuv ycbcr yuv2rgb nv21 yuv-tool yuv420 yuv-conversion nv12 yuv422-10bit yuv422p yuv420p yuv444p. 使用GLSurfaceView作为绘图的窗口，使用GLSurfaceView. OpenGL ES 如何直接渲染 P010、P016 格式图像？ OpenGL ES 渲染 NV21、NV12、I420、YV12、YUYV、UYVY、I444（建议收藏） 使用Qt对OpenGL的封装类进行实现，提供菜单打开一个YUV420文件。使用单独的一个线程读取YUV文件， 将读取到的数据送入Qt渲染线程（主线程）。 这时，在不改变平台选型的情况下，选择一个好的方案实现OpenGL渲染很重要。 在android应用程序中使用OpenGL ES共有四种方案. GstGL. Manage code changes 演示了 OpenGL 和 Metal 等多种视频渲染方式，以及使用 AudioUnit 和 AudioQueue 渲染不同格式的音频 Aug 9, 2019 · 在编写OpenGL ES的shader前，先需要确定好fragment shader的输入和输出格式。输入可以是一个包含RGBA的texture，或者是分别包含Y、U、V的三个texture，也可以使包含Y和UV的两个texture（UV分别放在texture rgba的r和a中，NV21和NV12都可以用这种方式）。 Sep 11, 2012 · 内存视频帧上传至GPU纹理; 纹理读取至内存（计划内） 硬件视频帧映射至GPU纹理 (计划内) 内存视频帧格式相互转换 Sep 16, 2019 · There are EGL/OpenGL ES implementations that support rendering on the CPU rather than via physical GPUs (such as Mesa3D). GLES20中的API函数实现对图像的渲染 Contribute to yushulx/NV21-to-RGB development by creating an account on GitHub. But the description said iyuv420sp was NV21. Opengl ES之YUV数据渲染. 0 帧缓冲区失效 glInvalidateFramebuffer. You have to read the Image object, convert it to ByteArray, then manually feed it into MediaCodec. As you can see, it first does something with the yuv values, and then do the rgb conversion in the end: Dec 6, 2017 · The return type of texture2D is vec4. yuv width height (2) I420toNV21. Encoding is again done from software-generated YUV data in ByteBuffers, but this time decoding is done to a Surface. java has this code to render to OpenGL //convert to nv21, this is the same as byte[] from onPreviewCallback byte[] nv21Data OpenGL OpenGL Block Video تنسيق NV21 تنسيق RGB, المبرمج العربي، أفضل موقع لتبادل المقالات المبرمج الفني. Copy the channels in the image to the buffer that can be passed to the texture: byte[] image; ByteBuffer yBuffer, uvBuffer; qt opengl ffmpeg transcoding mpv aac subtitle rgba libass breakpad argb nv21 crashpad gpu-encoding nv12 gpu-decoding bgra yuyv422 yuv422p yuv420p Updated Nov 12, 2024 C++ Jun 30, 2023 · qt opengl ffmpeg transcoding mpv aac subtitle rgba libass breakpad argb nv21 crashpad gpu-encoding nv12 gpu-decoding bgra yuyv422 yuv422p yuv420p Updated Nov 12, 2024 C++ 本发明公开了一种利用OpenGL与OpenCL协作实现图像缩放的方法及系统，涉及图像缩放技术领域。该图像缩放方法包括：在OpenCL Code Review. Mat RGB image (rgbImageMat) and then. opengl. If you use GL_RGB8, OpenGL can promote it to GL_RGBA8 internally, with the implementation filling in a 1. For the first step I am using the following Sep 25, 2017 · You are right, YUV_420_888 is a format that can wrap different YUV 420 formats. Conversion steps: 1. yTexture height and widht are also same as image height and width. 5. java with yuv的格式比较多，我们今天就以yuv420sp为例，而yuv420sp又分为nv12和nv21两种，因此今天我们的主题就是如何使用opengl es对nv12和nv21数据进行渲染显示。 在着色器中使用 texture2D 对YUV数据进行归一化处理后Y数据的映射范围是0到1，而U和V的数据映射范围是-0. Renderer为OpenGL ES建立容器视图后，您便可以开始使用以下类调用 OpenGL API： OpenGL ES 3. So that's tough luck. Opengl ES之PBO. OpenCL提供了大量可以在内核中运行的图像处理函数，它们大致可以分为以下三类： （ 1 ）Read functiongs--返回给定坐标上的颜色取值； （ 2 ）write functiongs--设定给定坐标上的颜色取值； （ 3 ）Information functions--提供关于图像对象的信息，例如图像的维度以及像素属性； 再进一步，YuvImage类提供了一种高效的NV21格式转换为JPEG格式并写入文件的方法，可以实现将解码得到的视频帧保存为JPEG格式图片的功能，且整个过程相比bigflake中提供的YUV经OpenGL转换为RGB格式，然后通过Bitmap类保存为图片，效率高很多。 qt opengl ffmpeg transcoding mpv aac subtitle rgba libass breakpad argb nv21 crashpad gpu-encoding nv12 gpu-decoding bgra yuyv422 yuv422p yuv420p Updated Oct 11, 2024 C++ We would like to show you a description here but the site won’t allow us. Step 2. So I can't use this solution. The task I need to solve, namely rendering the Android camera's YUV-NV21 preview image to the screen background inside libgdx in real time is multi-faceted. Mat RGB image (rgbImageMat) convert it back to a yuv_nv21 android preview Frame (tmpyuvImage) that gets recorded insted of the original yuvImage Frame. We are currently working on adding support to our memory import extension [1] for importing an AHardwareBuffer directly. However, it can do so much more: simple navigation/zooming in the video; support for a wide variety of YUV formats using various subsamplings and bit depts Opengl ES之EGL环境搭建. A pipeline to test hardware scaling and hardware colorspace conversion. When your driver supports GLSL (OpenGL Shading Language needs OpenGL >= 2. Review Lighting/Review. Learn more about bidirectional Unicode characters Jan 2, 2024 · 本文提供了一份详尽的技术指南，指导开发者如何在 opengl es 中渲染 nv21/nv12 格式的 yuv 图像。 从创建纹理对象到绘制到帧缓冲对象，本文涵盖了每个步骤的详细解释和示例代码。 This project realized the use of OPENGL to render the video data in NV21 format, and also realized the functions of drawing lines and boxes on the video and superimposing watermarks. Opengl ES之四边形绘制. OpenGL ES 抖音“传送带“特效实现终极版. getPlanes()[0]; ByteBuffer U = image. Code Review. To review, open the file in an editor that reveals hidden Unicode characters. 1. It deals with lots of YUV formats. as we can see difference between N21 and yuv420 not big and i try convert data to N21. Congratulations on reaching the end of the Getting started chapters. Here I was displaying only luminance data (greyscale image), which is quite easy, it requires only one arraycopy() on each frame. android camera renderscript camera2-api rgba yuv yuv2rgb nv21 yuv420 Jan 27, 2022 · Stack Exchange Network. 0 开发（三）：yuv 渲染 yuv 渲染原理. （适合零基础的 iOS/macOS 开发者学习FFmpeg API 和音视频渲染技术。演示了 OpenGL 和 Metal 等多种视频渲染方式，以及使用 AudioUnit 和 AudioQueue 渲染不同格式的音频。） - debugly/FFmpegTutorial OpenGL ES 利用 Shader 实现 RGBA 到 NV21 图像格式转换. OpenGL YUV Feb 3, 2016 · Could it be a NV12 vs NV21 problem? However, this site states that they should simply be switched. YV12 is a 4:2:0 YCrCb planar format comprised of a WxH Y plane followed by (W/2) x (H/2) Cr and Cb planes. 4). Opengl ES之VBO和VAO. Opengl ES之FBO. This format is exposed to software decoders and applications. OpenGL ES 修图（P 图）功能. Share Improve this answer Real-time image and video processing library similar to GPUImage, with built-in beauty filters, Written in C++11 and based on OpenGL/ES. If you wanted to render offscreen without making use of the native GPU or display drivers (I’m inferring that might be your goal), you could target your rendering to one of those libraries. About. By querying this, you can detect The third approach involves ImageReader class and works with YUV420 images. gl_video_format_swizzle def GstGL. Opengl ES之纹理贴图. Frames are generated with OpenGL ES onto an input Surface, and decoded onto a Surface. Manage code changes Discussions. The YUV data format supports NV21, YV12, YUV420_888, corresponding to the YUV processing of Android Camera1API and Camera2 API. xxioqdvqqlgtdhvvipfyggjzhhljbkmdpdbyghrscquzxuhwfknvddrt