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NVEnc

by rigaya

日本語版はこちら＞＞

Build status

本软件旨在研究NVIDIA的HW编码器(NVENC)的性能和图像质量。 所开发的软件有两种类型，一种是独立运行的命令行版本，另一种是输出插件 Aviutl.

  • NVEncC.exe ... 支持代码转换的命令行版本。
  • NVEnc.auo ... Aviutl 的输出插件。

下载 & update history

rigayaの日記兼メモ帳＞＞

系统需求

Windows 7, 8, 8.1, 10 (x86 / x64)
Aviutl 0.99g4 or later (NVEnc.auo)
支持NVENC的硬件
NVIDIA GPU GeForce Kepler gen或更新(GT / GTX 6xx或更新)
※ 由于GT 63x, 62x等是费米代的重命名，他们不能运行NVEnc。

NVEnc 所需图形驱动程序版本
NVEnc 0.00 or later NVIDIA graphics driver 334.89 or later
NVEnc 1.00 or later NVIDIA graphics driver 347.09 or later
NVEnc 2.00 or later NVIDIA graphics driver 358 or later
NVEnc 2.08 or later NVIDIA graphics driver 368.69 or later
NVEnc 3.02 or later NVIDIA graphics driver 369.30 or later
NVEnc 3.08 or later NVIDIA graphics driver 378.66 or later
NVEnc 4.00 or later NVIDIA graphics driver 390.77 or later
NVEnc 4.31 or later NVIDIA graphics driver 418.81 or later
NVEnc 4.51 or later NVIDIA graphics driver 436.15 or later

NVEncC的使用和选项

选项列表和详细的NVEncC

支持的编码特性的示例

check-features的结果，驱动程序返回的功能列表。可能取决于驱动程序版本。

GPU Gen GPU Name
Kepler GTX660Ti
Maxwell GTX970
Pascal GTX1080, GTX1070, GTX1060
Volta GTX1650
Turing RTX2070, RTX2060, GTX1660Ti

使用NVEnc的注意事项

本软件是“按原样”提供的，没有任何形式的保证。

NVEnc的输出可能不包括max_dec_frame_buffering字段， 这可能会在某些回放环境中引起问题。

Main usable functions

Common to NVEnc / NVEncC

  • Encoding using NVENC
    • H.264 / AVC
      • YUV420 / YUV444
    • H.265 / HEVC (2nd Gen Maxwell or later)
      • YUV420 / YUV444
      • 10 bits
  • Each encode mode of NVENC
    • CQP (fixed quantization)
    • CBR (Constant bitrate)
    • CBRHQ (Constant bitrate, high quality)
    • VBR (Variable bitrate)
    • VBRHQ (Variable bitrate, high quality)
  • Interlaced encoding (by PAFF)
  • Lossless output (YUV 420 / YUV 444)
  • supports setting of codec profile & level, SAR, colormatrix, maxbitrate, GOP len, etc...

NVEncC

  • Supports cuvid decoding
    • MPEG1
    • MPEG2
    • H.264 / AVC
    • HEVC (10 bit / 12bitdepth with YUV444 support)
    • VP9
  • Supports various formats such as avs, vpy, y4m, and raw
  • Supports demux/muxing using libavformat
  • Supports decode using libavcodec
  • High performance filtering (VPP, Video Pre-Processing)
    • cuvid built-in hw processing
      • resize
      • deinterlace (normal / bob)
    • GPU filtering by CUDA
      • rff (apply rff flag)
      • deinterlacer
        • afs (Automatic field shift)
        • nnedi
        • yadif
      • colorspace conversion (x64 version only)
        • hdr2sdr
      • delogo
      • subburn
      • resize
        • bilinear
        • spline16, spline36, spline64
        • lanczos2, lanczos3, lanczos4
        • various algorithms by npp library are available (x64 version only)
      • padding
      • select-every
      • deband
      • noise reduction
        • knn (K-nearest neighbor)
        • pmd (modified pmd method)
        • gauss (npp library, x64 version only)
      • edge / detail enhancement
        • unsharp
        • edgelevel (edge ​​level adjustment)

NVEnc.auo (Aviutl plugin)

  • Audio encoding
  • Mux audio and chapter
  • afs (Automatic field shift) support

cufilters.auf (Aviutl plugin)

  • supported filters
    • nnedi
    • resize
    • noise reduction
      • knn (K-nearest neighbor)
      • pmd (modified pmd method)
    • edge / detail enhancement
      • unsharp
      • edgelevel (edge ​​level adjustment)
    • deband

NVEnc 源码

  • MIT license.

  • 这个程序是基于NVIDA CUDA样本，包括样本代码。 本软件包含NVIDIA公司提供的源代码。

  • 这个软件依赖于 jitify, ffmpeg, tinyxml2, dtl, libass, ttmath & Caption2Ass. 对于这些许可证，请参阅相应源代码的标题部分和NVEnc_license.txt。

  • 如何构建

关于源代码

Windows ... VC build

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