This release of Intel® Media SDK are part of fully open source release of media stack. Component revisions included into package:
- MediaSDK: 6941f03
- Samples: bf164fb
- Driver: intel/media-driver@ab264dd
- Gmmlib: intel/gmmlib@a501534
- libva: intel/libva@d6fd111
- libva-utils: intel/libva-utils@8a6ef9e
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Hotfix
- [#484] Fixed compilation of test_monitor tool with glibc 2.28.
- [CVS-11239] Fixed typo in pkg-config script.
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Whats new:
- This release introduce support for Kabylake, Coffeelake and Apollo Lake families. See the Known Limitations section in release notes for details.
- Simplified install procedure. Given kernel 4.14.20, just untar and run install_media.sh
- API 1.26
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Misc
- Rendering on X11 broken due to wrong dependency from libva-x11.so and libX11.so see intel/media-driver#150 for details. Following command line "sample_decode h264 -foo.264 -r" would fail with -1. Workaround is to symlink correct library Ubuntu:
sudo ln -sf /opt/intel/mediasdk/lib64/libva-x11.so.2 /usr/lib/libva-x11.so
CentOS:
sudo ln -sf /opt/intel/mediasdk/lib64/libva-x11.so.2 /usr/lib64/libva-x11.so". -
Limited support on certain platforms:
- Following functionality only supported on Broadwell and Skylake platforms: H.264 Flexible Encode Infrastructure.
- Following functionality only supported on Skylake platform: Multi Frame Encode (MFE), HEVC Encode.
- VP9 decode only supported on Kabylake and Coffeelake platforms.
- MPEG-2 encode not supported on Apollo Lake platforms.
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Changes in behavior compared to Media Server Studio 2017 R3 - SDK (version 7.0.16053710):
- Intel Media SDK and Driver are not compatible with previously released versions of Intel Media Server Studio - Essentials and Professional Editions including HEVC Decode plug-in, HEVC Encode plug-in, HEVC GPU Accelerated Encode plug-in, Premium Telecine Interlace Reverser plug-in, etc.
- MPEG-2 encode:
- [37189] Previously Query() function with MFX_RATECONTROL_AVBR mode in input parameters returned MFX_RATECONTROL_VBR. The logic is removed in this release.
- VPP:
- [35218] VPP resize of interlaced streams may produce output that is not bit-exact with output of previous release.
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Additinal limitations specific for open source release:
- SW fallback is unsupported for all components.
- Rotation not supported.