FFmpeg可通过Intel的GPU进行加速,加速器的名称是Intel Quick Sync Video,简称qsv,支持该加速器的Intel处理器的型号是带有Intel Iris graphics GPU或 HD graphics GPU的CPU,目前几乎所有Core i系列的CPU和小部分Xeon系列的CPU(E3-1285v5)有GPU,市面上常见的高密度媒体处理服务器便是基于此CPU+GPU的方式实现多路媒体...
--enable-frei0r enable frei0r video filtering [no] --enable-gcrypt enable gcrypt, needed for rtmp(t)e support ifopenssl, librtmporgmpisnotused [no] --enable-gmp enable gmp, needed for rtmp(t)e support ifopensslorlibrtmpisnotused [no] --enable-gnutls enable gnutls, needed for https s...
if (open_codec_context(&video_stream_idx, &video_dec_ctx, fmt_ctx, AVMEDIA_TYPE_VIDEO) >= 0) { video_stream = fmt_ctx->streams[video_stream_idx]; } /* 1. 从 fmt_ctx 读取音频对应的AVStream 2. 从 AVStream 读取解码相关的 AVCodec 3. 根据 AVCodec 创建 AVCodecContext,根据 AVStream ...
这个板子功能非常强大，外设资源也是非常的丰富，给大家看一下这个板子的外设接口：
video filtering [no] --enable-gcrypt enable gcrypt, needed for rtmp(t)e support if openssl, librtmp or gmp is not used [no] --enable-gmp enable gmp, needed for rtmp(t)e support if openssl or librtmp is not used [no] --enable-gnutls enable gnutls, needed for https support if ...
Extend VAAPI support for libva-win32 on Windows afireqsrc audio source filter arls filter ffmpeg CLI new option: -readrate_initial_burst zoneplate video source filter command support in the setpts and asetpts filters Vulkan decode hwaccel, supporting H264, HEVC and AV1 ...
虽然FFmpeg本身有cuvid硬解,但是找不到什么好的资料,英伟达的SDK比较容易懂,参考FFmpeg源码,将NVIDIA VIDEO CODEC SDK的数据获取改为FFmpeg获取,弥补原生SDK不能以流作为数据源的不足。所用SDK版本为Video_Codec_SDK_7.1.9,英伟达官网可下载。 1.修改数据源 ...
for livestreaming. Emits command to run FFmpeg for livestreaming video services, using pure object-oriented Python. Tested with flake8, mypy type checking and pytest. visual_tests.py is a quick check of several command line scripting scenarios on your laptop. FFmpeg is used from Python ...
Part 4: FFmpeg Examples for Daily Video Editing Tasks Many users may find FFmpeg program hard to interpret, and want some easy and quick editing application. If this is your case,Wondershare Filmoracomes a handy FFmpeg alternative to help you create home movies in minutes. It has a very intu...
Add warning for automatic sample rate conversion, addresses #122. Ignore vscode folder. Fix printing of errors in conversion. v1.18.1 (2020-04-16) Fix unit tests. Improve handling of output file folder and errors. Clarify usage of output options, add warning. Improve documentation, fixes #1...