HandBrake官方下载 v20190225 正式版 xx

HandBrake是一款专业的支持众多视频格式的视频转换工具，通过该软件用户可以便捷的进行批量视频格式的转换，并且支持用户对视频规格进行自由调整与视频压缩功能。

【新版介绍】

在2016年12月24日正式推出了1.0.0版本。该工具基本上允许没有版权保护的任意视频文件或者DVD/蓝光视频源转换成为mp4或者mkv格式。这款工具易于使用，同时也针对高级用户提供了丰富的转换控制选项。
例如，用户可以在程序中加载1个或者多个视频文件，选择输出类型，例如Android 720p30， Playstation 1080p30 Surround或者Super HQ 1080p30等等，点击“开始编码”按钮就能执行转换工作。

【新功能介绍】

1.可以在英特尔Skylake或者更新的CPU上运行全新英特尔QuickSync视频 H.265/HEVC
2.程序的说明文档已经得到更新
3.在Windows系统上的安装包变得更小了
4.Windows用户能够暂停/恢复编码工作
5.Windows安装器不再包含命令行界面
6.由于出现了很多问题，新版本中移除了DirectX Video Acceleration (DVXA)硬件加速视频编码
7.升级HandBrake使用的第三方库
8.支持Ultra HD/4K色彩通过
9.全新的自动变形模式可最大化存储分辨率，替代原油的固定变形模式
10.装备优化后的滤镜性能最高提升10%，x264编码性能提高10%

【更新日志】

General
New online documentation at https://handbrake.fr/docs
Completely overhauled the official presets
New general use presets for broad compatibility
New device presets, now more up-to-date for common devices
New web presets
New Matroska (MKV) presets, including VP9 video with Opus audio
Official presets from HandBrake 0.10.x are still available under Legacy
New JSON-based preset system including command line support
New JSON-based API for interacting with libhb
Improvements to audio/video sync engine to better handle difficult sources
Many miscellaneous bug fixes and improvements (over 1700 code commits!)

Video
VP9 video encoding via libvpx
Intel QuickSync Video H.265/HEVC encoder
Requires Intel Skylake or newer CPU
Ultra HD / 4K color pass through (support for BT.2020)
Additional standard frame rate selections in the graphical interfaces
New Auto anamorphic mode maximizes storage resolution, replaces Strict anamorphic mode
New Pad filter (command line only for now)
New Decomb/Deinterlace filter settings and improved defaults
Rotate filter now available in all graphical interfaces
New NLMeans filter tunes Tape and Sprite for analog tape recordings and vintage video games, respectively
Assembly optimizations NLMeans filter improve performance up to 10%
Assembly optimizations in x264 encoder improve performance for faster presets by 5-10%
x265 encoder quality improvements, especially when using tune grain
High bit depth encoding support via external shared libraries (video pipeline is still 8-bit 4:2:0)
x264 10-bit
x265 10-bit and 12-bit

Audio
Opus audio encoding/decoding via libopus
Passthru now supports E-AC-3, FLAC, and TrueHD audio formats

Subtitles
Improved subtitles rendering for some languages via HarfBuzz
Miscellaneous subtitles improvements
Command line interface

Presets can now be imported and exported from the command line and are compatible with the graphical interfaces
Queue exported from the graphical interfaces can now be imported by the command line interface (Linux and Windows only for now)

Build system
Add scripts to manually build and install Mac and MinGW-w64 (compile for Windows on Linux) toolchains
Add support for multiple source URLs for third-party downloads
Add SHA256 hash verification for third-party downloads
Add configure parameter to disable or filter allowed third-party downloads (see configure --help)
Use HTTPS everywhere; the few cases where a third-party does not provide packages over https, handbrake.fr does
New targets on Mac to install and uninstall after building
Add flatpak packaging support (experimental)

Third-party libraries
Updated libraries
FreeType 2.6.5 (subtitles)
Fontconfig 2.12.1 (subtitles)
FriBidi 0.19.7 (subtitles)
Libav 12 (encoding/decoding/muxing)
libass 0.13.2 (subtitles)
libbluray 0.9.3 (Blu-ray decoding)
libmfx v6.0.0 (Intel QuickSync Video encoding/decoding)
libvpx 1.5.0 (VP8/VP9 video encoding)
x264 148 r2708 (H.264/AVC video encoding)
x265 2.1 (H.265/HEVC video encoding)
New libraries
HarfBuzz 1.3.0 (subtitles)
libopus 1.1.3 (Opus audio encoding)