decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the with VDPAU, data[0] contains a vdpau_render_state struct which contains the bitstream of the slices as well as various fields extracted from headers PIX_FMT_VDPAU_WMV3,///< WMV3 HW decoding with VDPAU various fields extracted from headers PIX_FMT_VDPAU_VC1, ///< VC-1 HW decoding with VDPAU, data[0 , ///< MPEG4 HW decoding with VDPAU, data[0] contains a vdpau_render_state struct which contains the
Linux:VDPAU/VAAPI/V4L2 M2M Linux上的硬件加速接口,经历了一个漫长的演化过程,期间也是各种力量的角力,下面的漫画非常形象的展示了有关接口的演化与各种力量的角力。 最终的结果是VDPAU(https://http.download.nvidia.com/XFree86/vdpau/doxygen/html/index.html)与VAAPI(https://github.com /intel/libva)共存这样一个现状,而这两个API其后的力量,则分别是支持VDPAU的Nvidia和支持VA-API的Intel,另一个熟悉的Chip厂商AMD,实际上同时提供过基于VDPAU和 另外,对照VDPAU与VA-API可知,VDPAU仅定义了解码部分的硬件加速,缺少了编码部分的加速(解码部分也缺乏VP8/VP9的支持,且API的更新状态似乎也比较慢),此外,值得一提的是,最新的状态是 ,Nvidia似乎是想用NVDEC去取代提供VDPAU接口的方式去提供Linux上的硬件加速(https://www.phoronix.com/scan.php?
其官网上也提供了下载地址:https://ffmpeg.org/download.html#release_4.4 FFmpeg 4.4版本[重点]更新如下: AudioToolbox output device VDPAU accelerated HEVC 10/12bit decoding VDPAU accelerated VP9 10/12bit decoding AV1 decoder (Hardware acceleration FFmpeg 4.4版本全部更新如下: AudioToolbox output device MacCaption demuxer PGX decoder chromanr video filter VDPAU libwavpack encoder removed ACE demuxer AVS3 demuxer AVS3 video decoder via libuavs3d Cintel RAW decoder VDPAU
GTX 1650,采用Max-Q设计的GeForce GTX 1650,采用Max-Q设计的GeForce GTX 1660 Ti 增加了HEVC YUV 4:4:4解码支持NVIDIA VDPAU 将支持的最小X.Org xserver版本提升到1.7 添加了对GL_NV_vdpau_interop2 OpenGL扩展的支持 错误修复,以及其他各种VDPAU补充
libnvidia-cfg.so libnvidia-wfb.so.340.102 libnvidia-cfg.so.1 tls libnvidia-cfg.so.340.102 vdpau
新驱动支持OpenGL 4.5、GLX 1.4、OpenCL 1.2、Vulkan 1.0、VDPAU等API接口。
Checking for OpenGL video outputs : yes Checking for CoreVideo : yes Checking for VDPAU acceleration : x11 not found Checking for VDPAU with OpenGL/X11 : gl-x11, vdpau not found ref-counted CVPixelBuffers : yes Checking for VDA with OpenGL : yes Checking for libavcodec VDPAU hwaccel : vdpau not found Checking for TV interface : yes Checking for Video4Linux2
dxva2.h │ │ ├── jni.h │ │ ├── mediacodec.h │ │ ├── qsv.h │ │ ├── vaapi.h │ │ ├── vdpau.h hwcontext_mediacodec.h │ │ ├── hwcontext_qsv.h │ │ ├── hwcontext_vaapi.h │ │ ├── hwcontext_vdpau.h
示例:启用硬件加速:sudo apt-get install vdpau-va-driver示例:调整电源管理设置:sudo nvidia-settings3.
libvdpau1 libx264-152 libx265-146 libxvidcore4 libzmq5 libzvbi-common libzvbi0 mesa-va-drivers mesa-vdpau-drivers va-driver-all vdpau-driver-all Suggested packages: ffmpeg-doc i965-va-driver-shaders libbluray-bdj firmware-crystalhd libportaudio2 sndiod libvdpau-va-gl1 nvidia-vdpau-driver nvidia-legacy-340xx-vdpau-driver libvdpau1 libx264-152 libx265-146 libxvidcore4 libzmq5 libzvbi-common libzvbi0 mesa-va-drivers mesa-vdpau-drivers va-driver-all vdpau-driver-all 0 upgraded, 51 newly installed, 0 to remove and 242 not upgraded.
dxva2.h │ │ ├── jni.h │ │ ├── mediacodec.h │ │ ├── qsv.h │ │ ├── vaapi.h │ │ ├── vdpau.h hwcontext_mediacodec.h │ │ ├── hwcontext_qsv.h │ │ ├── hwcontext_vaapi.h │ │ ├── hwcontext_vdpau.h
libxshmfence1 libxv1 libxvidcore4 libxxf86vm1 libzmq5 libzvbi-common libzvbi0 mesa-va-drivers mesa-vdpau-drivers python3-lib2to3 python3-prettytable python3.7 python3.7-minimal shared-mime-info usb.ids va-driver-all vdpau-driver-all
dxva2.h │ │ ├── jni.h │ │ ├── mediacodec.h │ │ ├── packet.h │ │ ├── qsv.h │ │ ├── vdpau.h hwcontext_opencl.h │ │ ├── hwcontext_qsv.h │ │ ├── hwcontext_vaapi.h │ │ ├── hwcontext_vdpau.h
even-more-incredible-gpu-frequencies-displayport-2-0-av1-and-more-amd-shared-details-about-the-rdna-3-architecture/ NVIDIA 在 FFmpeg 中实现 AV1 VDPAU 硬件加速 NVIDIA 为 FFmpeg 多媒体库提供了支持,以便在使用最新一代 NVIDIA RTX 30“Ampere”GPU 时能够通过 VDPAU API 来利用 AV1 GPU 加速的视频解码 page=news_item&px=NVIDIA-AV1-VDPAU-FFmpeg 音频 PCM / WAV 格式详解 PCM(Pulse Code Modulation)也被称为脉码编码调制,PCM
若提示工具未找到(如vdpauinfo),可按提示执行安装命令(例:sudo apt install vdpau-utils ffmpeg)。
libsvga1 libvdpau1 libxvidcore4 Suggested packages: pulseaudio-esound-compat libroar-compat2 nvidia-vdpau-driver vdpau-driver mplayer-doc netselect fping The following NEW packages will be installed: esound-common
dxva2.h │ │ ├── jni.h │ │ ├── mediacodec.h │ │ ├── qsv.h │ │ ├── vaapi.h │ │ ├── vdpau.h hwcontext_mediacodec.h │ │ ├── hwcontext_qsv.h │ │ ├── hwcontext_vaapi.h │ │ ├── hwcontext_vdpau.h
libsvga1 libvdpau1 libxvidcore4 Suggested packages: pulseaudio-esound-compat libroar-compat2 nvidia-vdpau-driver vdpau-driver mplayer-doc netselect fping The following NEW packages will be installed: esound-common
通过 DAV1D 库引入了 AV1 视频解码支持,添加了各种新的过滤器和演示器,添加了 GIF 解析器 现在支持使用 NVIDIA 公司的 NVDEC 和 CUDA 进行 HEVC 4:4:4 解码 VDPAU
… 完成 下列软件包的版本将保持不变: libegl1-mesa libgbm1 libgl1-mesa-dri libwayland-egl1-mesa libxatracker2 mesa-vdpau-drivers /mesa-vdpau-drivers_21.0.3-0ubuntu0.3~20.04.3_amd64.deb ... 正在解压 mesa-vdpau-drivers:amd64 (21.0.3-0ubuntu0.3~20.04.3) 并覆盖 (21.0.3-0ubuntu0.3~20.04.3) ... 正在设置 mesa-vdpau-drivers:amd64 (21.0.3-0ubuntu0.3~20.04.3) ...