![]() I was trying to ask earlier in their community chat but my connection was bad. Each encoder use a different API to access video hardware : h264amf to access AMD gpu, (windows only) h264nvenc use nvidia gpu cards (work with windows and linux) h264omx raspberry pi encoder. 6658 kb/s) ffprobe.exe train_test.mp4 Encode with Hardware Encoder (fastest) ffmpeg.exe -i train.mp4 -vf scale=1920:1080 -acodec copy -vcodec h264_qsv -b:v 6300k train_hw264.mp4 Encode with Software Encoder (slowest) ffmpeg.exe -i train.mp4 -vf scale=1920:1080 -acodec copy -vcodec libx264 -b:v 6300k train_sw264. To encode HEVC/H.265 by QSV hw-encoder you need instruct ffmpeg to use hw-accelerator qsv by -hwaccel qsv, apply HEVC hw-encoder by c:v hevcqsv, in addition you need load hevc plugin (see the example command line). 20th Nov 2017 06:45 1 hanaluluelle Member Feb 2017 Europe Can I use QuickSync to get an output with quality indistinguishable from the source I’m gonna use it for my recording settings in OBS. This paper is a detailed step-by-step guide to enabling h264qsv, mpeg2qsv, and hevcqsv hardware accelerated codecs in the FFmpeg framework. Beginner 06-07-2017 08:37 PM 754 Views Hello I use qsv h264 encoder with ffmpeg (latest build by Zeranoe) on Win7 with media Studio 2017 installed. ![]() ![]() Intel QuickSync Support Chart: Hardware Encoding with Default Bitrate (low quality) ffmpeg.exe -i train.mp4 -vf scale=1920:1080 -acodec copy -vcodec h264_qsv train_hw_default264.mp4 Create a 5 Second Test Clip with Software Encoder ffmpeg.exe -i train.mp4 -t 5 -vf scale=1920:1080 -acodec copy -vcodec libx264 train_test.mp4 View Test Clip Specs to Determine Bitrate (ex. Introduction Intel Quick Sync Video technology on Iris Pro graphics and Intel HD Graphics provides transcode acceleration on Linux systems in FFmpeg 2.8 and later editions. ![]()
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