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Changelog

Changelog for 24.12

  • ice: update driver to 1.14.9
  • st2110/20: add force numa option support on session level, see ST20_TX_FLAG_FORCE_NUMA/ST20_RX_FLAG_FORCE_NUMA
  • st2110/30: add force numa option support on session level, see ST30_TX_FLAG_FORCE_NUMA/ST30_RX_FLAG_FORCE_NUMA

Changelog for 24.06

  • dpdk: upgrade dpdk version to 23.11.
  • st22: add interlaced support.
  • log: add custom log printer, see mtl_set_log_printer.
  • rx/timing_parser: add timing_parser stat report for RX video, --rx_timing_parser in RxTxApp to enable.
  • pipeline: add block get mode support, see ST20P_TX_FLAG_BLOCK_GET/ST20P_RX_FLAG_BLOCK_GET/ST22P_TX_FLAG_BLOCK_GET/ST22P_RX_FLAG_BLOCK_GET.
  • rx/timing_parser: add support to export the timing_parser to app, see app/sample/rx_st20p_timing_parser_sample.c for usage.
  • st40: add interlaced support.
  • cvt: add st20_rfc4175_422be10_to_yuv422p8 with avx512
  • backend: add XDP based backend, see doc/xdp.md.
  • manager: add a daemon server for privileged control management, see manager/README.md.
  • backend/xdp: add UDP port filter XDP program for splitting data path traffic.
  • ice: update driver to 1.13.7
  • rx/timing_parser: add timing_parser for audio, see ST30_RX_FLAG_TIMING_PARSER_STAT and ST30_RX_FLAG_TIMING_PARSER_META
  • tools/ebpf: add lcore_monitor to monitor the lcore status for debug usage
  • tools/ebpf: add udp_monitor to sniff all UDP streaming on the network
  • usdt: add eBPF based User Statically-Defined Tracing (USDT) probes support, see doc/usdt.md
  • multicast: add MTL_FLAG_NO_MULTICAST option
  • st30p: add get/put support for audio, detail see include/st30_pipeline_api.h
  • ffmpeg: add audio plugin support

Changelog for 23.12

  • log: add log to file support, see mtl_openlog_stream.
  • dpdk: upgrade dpdk version to 23.07.
  • virtio_user: add virtio_user support for exception path, deprecate kni.
  • st22p/tx: add external frame support, see ST22P_TX_FLAG_EXT_FRAME.
  • backend: add kernel socket based backend, see doc/kernel_socket.md.
  • dpdk pmd: add AF_PACKET PMD support, see doc/experimental/af_packet.md.
  • st22p/rx: add external frame support, see ST22P_RX_FLAG_EXT_FRAME.
  • ptp: add user callback for ptp sync message. See ptp_sync_notify in struct mtl_init_params.
  • api: add arp timeout parameter support for st2110 unicast address. See arp_timeout_s in struct mtl_init_params.
  • st2110/tx: fix RTP passthrough interface support when PMD doesn't support multi segment mbuf.
  • st2110/tx: fix redundant when PMD doesn't support multi segment mbuf.
  • backend/kernel: add multi thread support for both TX and RX.
  • convert: add interlace support.
  • rtcp: add retransmit packet support for st20 sessions, see STxx_RX_FLAG_ENABLE_RTCP.
  • st2110: add ssrc support.
  • rss: add multi-core support.
  • log: default add time info print, and a API mtl_set_log_prefix_formatter to customize the log prefix formatter.
  • lcore: add LcoreMgr tools to manage the inactive lcore status. See doc/lcore.md
  • ice: update driver to 1.12.7

Changelog for 23.08

  • lib: add DHCP client implementation.
  • ice: update driver to 1.11.14
  • udp: add LD_PRELOAD to support no-code change deployment, see doc/udp.md
  • udp: add select/epoll/send_msg/recvmsg support.
  • ecosystem/ffmpeg: add output support.
  • rss: add shared mode support, see mt_shared_rss.h
  • st/video: add multi_src_port support.
  • sample: add hdr split with gpu direct, see app/sample/ext_frame/rx_st20p_hdr_split_gpu_direct.c
  • api/ops: add udp_src_port configuration
  • build: disable Werror for debug build.
  • tx/st30: separate build and pacing stage.
  • tx/pacing: add epoch drop/onward stat.
  • tx/st2110: add epoch information in stxx_tx_frame_meta for get_next_frame callback.
  • dpdk: upgrade dpdk version to latest 23.03
  • Windows: add MSYS2 build guide and CI
  • vm: add Windows guest OS support, see vm_WIN.md.
  • rx/video: add fpt(first packet time to epoch) in struct st20_rx_frame_meta.
  • st20p: add interlace format support, refer to tests/script/loop_json/st20p_2v_1080i50.json
  • CI: add ossf scorecard support.
  • gtest: support run with AWS ena driver.
  • dhcp: set proto to dhcp in interfaces segment of json to enable DHCP.
  • rx/video: support out of sequence for both first and last(marker) packet.
  • udp: add gso(general segment offload) for tx
  • udp: add reuse port support.
  • udp: add fork support
  • Windows: add MSVC sample build, refer to app/sample/msvc/imtl_sample.
  • audio: improve max density per process to 750 for both tx and rx by shared queue and no_tx_chain.
  • ptp: add tsc time source support for VF.
  • doc: use vf mode as default for E810 nic.
  • tx/st20: improve the pacing profile accuracy.

Changelog for 23.04

  • dpdk: upgrade dpdk version to latest 22.11 for both windows and linux.
  • ptp: add pi controller and software frequency adjust to improve the accuracy to ~100ns.
  • mtl_init_params: add gateway and netmask support for wan.
  • udp: introduce a highly efficient udp stack support, see mudp_api.h
  • udp: add POSIX socket compatible(file descriptor) API support, see mudp_sockfd_api.h
  • udp: add sample code, see app/udp
  • arp: add zero timeout support for UDP stack.
  • mtl_init_params: add multi port support, user can initial MTL instance with up to 8 ports. See tests/script/multi_port_json/ for how to use from RxTxApp.
  • sch/tasklet: add runtime unregister support.
  • udp: add lcore daemon mode support for rx, see MTL_FLAG_UDP_LCORE.
  • dev: add rss mode support for rx queue in case no rte_flow available.
  • st2110/rx: add rss queue mode support
  • st2110/tx/video: add tx no chain mode support
  • st2110/tx/video: enable IOVA PA mode in 2M huge page environment
  • sample/pipeline: add SQD split and merge sample
  • sample/pipeline: add downscale sample
  • sample/pipeline: add 2si-down sample
  • CSC: add rfc4175 422be12 to le/planar avx512 version
  • AWS: add ENA running guide, see aws.md for detail

Changelog for 22.12

  • tasklet: add thread and sleep option for core usage, see ST_FLAG_TASKLET_THREAD and ST_FLAG_TASKLET_SLEEP.
  • tx: add user timestamp control, see ST20_TX_FLAG_USER_TIMESTAMP/ST30_TX_FLAG_USER_TIMESTAMP/ST40_TX_FLAG_USER_TIMESTAMP.
  • rx/video: add dual core redundant mode support. See st20_redundant_api.h for detail. Header split only support this dual core redundant mode.
  • lib/log: add notice level log, see ST_LOG_LEVEL_NOTICE.
  • build: add clang support. See "Build with clang" section in build.md.
  • tx: add user pacing control, see ST20_TX_FLAG_USER_PACING, ST30_TX_FLAG_USER_PACING, ST40_TX_FLAG_USER_PACING.
  • video: add notify_vsync callback which happened when epoch time change to a new frame, vsync period is same to fps. See notify_vsync parameter in the session create ops for detail.
  • csc: add y210 format support, y210 is the format for GPU 10bit yuv422 layout.
  • sch/tasklet: enhance sleep feature with timer based sleep and user control.
  • build: add AddressSanitizer(aka ASan) support, see asan.md
  • fps: add full fps support, see README.md.
  • plugin: implement OBS Studio source plugin, support UYVY/NV12/I420 formats.
  • ext frame: add external frame support, see doc/external_frame.md.
  • build: rename package name to mtl, also API naming prefix to mtl_xxx.
  • st20p: add YUV_422_12bit YUV_444_10bit YUV_444_12bit RGB_10bit RGB_12bit support.
  • plugin: add ffmpeg support with MTL package, see plugins/ffmpeg_plugin/.
  • st20p: add packet level convert mode, see ST20P_RX_FLAG_PKT_CONVERT.
  • arp: cache the results to a table, the second arp request can use the history results directly.
  • st20p: add plane and linesize support, see struct st_frame.
  • st20p: add st_frame_convert API which both the source and destination are st_frame.
  • sample: add MSDK encode sample with MTL source, see app/msdk.

Changelog for 22.09

  • License: update to BSD-3
  • dpdk: update DPDK to v22.07
  • ice: update driver to 1.9.11
  • vf: add SRIOV based virtual NIC support, see vf.md.
  • vm: add SRIOV+KVM based virtualization support, see vm.md.
  • CSC: Color format SIMD convert API from CPU little endian format to RFC4175 YUV422 10bit BE, see st_convert_api.h.
  • AF_XDP: introduce AF_XDP PMD experimental support, see af_xdp.md.
  • pipeline: introduce pipeline friendly API for both st20 tx and rx, see st_pipeline_api.h for detail.
  • iova: add map/unmap support for IO device, see st_dma_map and st_dma_unmap.
  • Header split: introduce hdr split offload experimental support, see header_split.md.
  • Ext frame: external frame mode to support user allocated memory, see st20_ext_frame and ST20_TX_FLAG_EXT_FRAME/ST20P_TX_FLAG_EXT_FRAME.
  • st30: support 250us, 333us, and 4ms packet time.
  • Windows: support DSA for rx offload.
  • Windows: add TAP driver support.
  • API: change st20_frame_meta to st20_rx_frame_meta, also add st20_tx_frame_meta for get_next_frame of st20 tx.
  • API: change st_frame_meta to st_frame, also change the callback arg of st20p.notify_frame_done from (void*) to struct (st_frame*).
  • plugin: add Media Transport Library as a plugin to OBS, only rx path now.
  • fps: add 120(119.88) fps support, see ST_FPS_P119_88.

Changelog for 22.06

  • User frame mode with uframe_pg_callback for rx video session.
  • Color format SIMD convert API between RFC4175 YUV422 10bit BE and other LE format, see st_convert_api.h.
  • SIMD build and runtime framework.
  • Migration suppport for tx/rx video session if the cpu lcore usage is too busy, see ST_FLAG_TX_VIDEO_MIGRATE/ST_FLAG_RX_VIDEO_MIGRATE.
  • DMA/DSA helper on SIMD convert API to reduce LLC usage for 4K/8K resolution, see st_convert_api.h.
  • Format auto detect for rx video session, see ST20_RX_FLAG_AUTO_DETECT.
  • rx: add payload type check in the hdr sanity inspection.
  • st22: add frame mode support for tx and rx.
  • st22: add pipeline mode support for both tx and rx, see st_pipeline_api.h for the API, tx_st22_pipeline_sample.c/rx_st22_pipeline_sample.c for the sample code.
  • st22: add encode/decode plugin sample code, see jpegxs_plugin_sample.c for the sample and kahawai.json for the plugin so config.
  • app: json config support for st22 pipeline mode.
  • tx/st20: runtime session create/free features, adding runtime ratelimit support.
  • st30: support 125us and 80us in audio pacing

Changelog for Beta 22.04

  • Enabled field mode to support 1080i,PAL,NTSC with narrow pacing.
  • Mempool usage optimization for both TX/RX, each TX session has dedicated mempool, one mempool for each RX queue. It also improve LLC affinity extremely.
  • DMA offload support for RX video, lcore usage reduced.
  • DPDK 21.11 support.
  • VF pass all GTest tests.
  • Support for 25fps.
  • Enhanced algorithm with noise filter for video pacing profiling and TSC freq calibration.
  • Fix check sum calculation(rf1071) for multicast report message.
  • RX video slice mode support for low latency.
  • TX video slice mode support for low latency.
  • DMA(copy/fill) user API support, st_udma_xxx.
  • PCAP dump API support for RX video session.
  • Support for yuv444 8, 10, 12, 16 bit.

Changelog for V0.7.1

  • Dynamic IP address change support for RX video session.
  • Provide metadata info in the RX callback.
  • Full audio channels support.
  • GPM(general packet mode) and BPM(block packet mode) support for TX.
  • 8K resolution support for both TX and RX.
  • More automatic test cases coverage, 144 Gtest items totally.
  • Add rtp path sample code.
  • Add ST2110-22 sample code.

Changelog for first version V0.7.0

  • First version with new design based on DPDK 21.08.