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/openbmc/linux/Documentation/userspace-api/media/drivers/
H A Daspeed-video.rst1 .. SPDX-License-Identifier: GPL-2.0
8 ASPEED Video Engine found on AST2400/2500/2600 SoC supports high performance
9 video compressions with a wide range of video quality and compression ratio
15 * ASPEED proprietary mode: for multi-frame and differential compression.
16 Support 2-pass (high quality) video compression scheme (Patent pending by
17 ASPEED). Provide visually lossless video compression quality or to reduce
26 `github <https://github.com/AspeedTech-BMC/openbmc/releases/>`__.
28 The ASPEED video driver implements the following driver-specific control:
31 ---------------------------
32 Enable/Disable ASPEED's High quality mode. This is a private control
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/openbmc/linux/Documentation/userspace-api/media/v4l/
H A Dvidioc-g-parm.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
13 VIDIOC_G_PARM - VIDIOC_S_PARM - Get or set streaming parameters
63 .. flat-table:: struct v4l2_streamparm
64 :header-rows: 0
65 :stub-columns: 0
68 * - __u32
69 - ``type``
70 - The buffer (stream) type, same as struct
73 * - union {
74 - ``parm``
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H A Dext-ctrls-codec.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
3 .. _codec-controls:
24 .. _mpeg-control-id:
27 -----------------
35 .. _v4l2-mpeg-stream-type:
40 enum v4l2_mpeg_stream_type -
41 The MPEG-1, -2 or -4 output stream type. One cannot assume anything
48 .. flat-table::
49 :header-rows: 0
50 :stub-columns: 0
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H A Dstreaming-par.rst1 .. SPDX-License-Identifier: GFDL-1.1-no-invariants-or-later
4 .. _streaming-par:
11 as well as I/O. Presently applications can request a high quality
/openbmc/linux/Documentation/admin-guide/media/
H A Dsi476x.rst1 .. SPDX-License-Identifier: GPL-2.0
12 -------------------
14 - According to the SiLabs' datasheet it is possible to update the
15 firmware of the radio chip in the run-time, thus bringing it to the
23 -------------------------------
31 * /sys/kernel/debug/<device-name>/acf
52 0x05 smute 0 - Audio is not soft muted
53 1 - Audio is soft muted
60 0x10 pilot 0 - Stereo pilot is not present
61 1 - Stereo pilot is present
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/openbmc/docs/
H A Dmaintainer-workflow.md5 for sub-project maintainers to follow before approving patches.
7 - Manually verify the contributor has signed the ICLA (individual) or is listed
9 - Executed CLAs can be found [in the CLA repository][1].
10 - If you were not added to the appropriate CLA repository ACL send an email to
12 - If a CLA for the contributor is found, accept the patch(1).
13 - If a CLA is not found, request that the contributor execute one and send it to
15 - Do not accept the patch(1) until a signed CLA (individual _or_ corporate)
17 - The CCLA form can be found [here][2].
18 - The ICLA form can be found [here][3].
21 forks of upstream projects, like the Linux kernel or U-Boot.
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H A Dcommunity-membership.md8 …------------------- | ------------------------------------------------------ | -------------------…
11 … | [OWNERS] entry within the meta-\* subfolder for the …
27 Role-specific expectations, responsibilities, and requirements are enumerated
34 Gerrit, and pre-submit tests are automatically run for their reviews. Members
41 - Have made multiple contributions to the project or community. Contribution may
43 - Authoring or reviewing code reviews on Gerrit
44 - Filing or commenting on issues on GitHub
45 - Contributing to design review, subproject, or community discussions (e.g.
47 - Subscribed to the [mailing list]
48 - Have read the [contributor guide]
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/openbmc/linux/drivers/gpu/drm/sti/
H A DNOTES2 ---------------------------
4 - The High Quality Video Display Processor (HQVDP) gets video frames from a
5 video decoder and does high quality video processing, including scaling.
7 - The Compositor is a multiplane, dual-mixer (Main & Aux) digital processor. It
9 - The graphics planes are internally processed by the Generic Display
11 - The video plug (VID) connects to the HQVDP output.
12 - The cursor handles ... a cursor.
13 - The TV OUT pre-formats (convert, clip, round) the compositor output data
14 - The HDMI / DVO / HD Analog / SD analog IP builds the video signals
15 - DVO (Digital Video Output) handles a 24bits parallel signal
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/openbmc/openbmc/meta-openembedded/meta-oe/recipes-multimedia/wavpack/
H A Dwavpack_5.6.0.bb1 …ack is a completely open audio compression format providing lossless, high-quality lossy, and a un…
2 LICENSE = "BSD-3-Clause"
8 file://set-soversion-and-version.patch \
9 file://extract-libtool-and-convert-to-soversion.patch \
18 EXTRA_OECMAKE += "-DBUILD_SHARED_LIBS=ON"
/openbmc/linux/Documentation/devicetree/bindings/mfd/
H A Dtwl6040.txt3 The TWL6040s are 8-channel high quality low-power audio codecs providing audio,
9 - compatible : "ti,twl6040" for twl6040, "ti,twl6041" for twl6041
10 - reg: must be 0x4b for i2c address
11 - interrupts: twl6040 has one interrupt line connecteded to the main SoC
12 - gpio-controller:
13 - #gpio-cells = <1>: twl6040 provides GPO lines.
14 - #clock-cells = <0>; twl6040 is a provider of pdmclk which is used by McPDM
15 - twl6040,audpwron-gpio: Power on GPIO line for the twl6040
17 - vio-supply: Regulator for the twl6040 VIO supply
18 - v2v1-supply: Regulator for the twl6040 V2V1 supply
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/openbmc/linux/include/uapi/sound/
H A Dcompress_params.h1 /* SPDX-License-Identifier: ((GPL-2.0 WITH Linux-syscall-note) AND MIT) */
3 * compress_params.h - codec types and parameters for compressed data
7 * Authors: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
16 * Copyright (c) 2007-2010 The Khronos Group Inc.
147 * Define quality levels for FLAC encoders, from LEVEL0 (fast)
165 /* IEC61937 with S/PDIF preambles+CUVP bits in 32-bit containers */
214 __u32 super_block_align; /* WMA Type-specific data */
219 * struct snd_enc_vorbis - Vorbis encoder parameters
220 * @quality: Sets encoding quality to n, between -1 (low) and 10 (high).
221 * In the default mode of operation, the quality level is 3.
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/openbmc/openbmc/poky/meta/recipes-multimedia/libvorbis/
H A Dlibvorbis_1.3.7.bb2 DESCRIPTION = "Ogg Vorbis is a high-quality lossy audio codec \
6 BUGTRACKER = "https://gitlab.xiph.org/xiph/vorbis/-/issues"
8 LICENSE = "BSD-3-Clause"
14 file://0001-configure-Check-for-clang.patch \
/openbmc/linux/Documentation/networking/
H A Dtcp-thin.rst1 .. SPDX-License-Identifier: GPL-2.0
4 Thin-streams and TCP
7 A wide range of Internet-based services that use reliable transport
8 protocols display what we call thin-stream properties. This means
11 effective. In time-dependent scenarios (like online games, control
14 the service quality. Extreme latencies are caused by TCP's
19 After analysing a large number of time-dependent interactive
22 lifespan. The combination of time-dependency and the fact that the
23 streams provoke high latencies when using TCP is unfortunate.
25 In order to reduce application-layer latency when packets are lost,
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/openbmc/linux/lib/fonts/
H A DKconfig1 # SPDX-License-Identifier: GPL-2.0-only
12 bool "Select compiled-in fonts"
29 This is the "high resolution" font for the VGA frame buffer (the one
32 Note that this is a poor quality font. The VGA 8x16 font is quite a
42 This is the "high resolution" font for the VGA frame buffer (the one
52 Small console font with Macintosh-style high-half glyphs. Some Mac
68 Small console font with PC-style control-character and high-half
76 Small console font with PC-style control characters and high-half
84 bool "Medium-size 6x10 font"
87 Medium-size console font. Suitable for framebuffer consoles on
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/openbmc/openbmc/meta-openembedded/meta-multimedia/recipes-multimedia/vorbis-tools/
H A Dvorbis-tools_1.4.2.bb2 DESCRIPTION = "Ogg Vorbis is a high-quality lossy audio codec \
3 that is free of intellectual property restrictions. vorbis-tools \
8 LICENSE = "GPL-2.0-only"
15 file://0001-ogginfo-Include-utf8.h-for-missing-utf8_decode.patch \
24 PACKAGECONFIG[flac] = ",--without-flac,flac,libflac"
25 PACKAGECONFIG[speex] = ",--without-speex,speex,speex"
26 PACKAGECONFIG[ogg123] = "--enable-ogg123,--disable-ogg123,libao curl"
/openbmc/openbmc/poky/meta/recipes-multimedia/lame/
H A Dlame_3.100.bb1 SUMMARY = "High quality MP3 audio encoder"
6 LICENSE = "LGPL-2.0-or-later"
11 DEPENDS = "ncurses gettext-native"
13 SRC_URI = "${SOURCEFORGE_MIRROR}/lame/lame-${PV}.tar.gz \
14 file://no-gtk1.patch \
20 inherit autotools pkgconfig sourceforge-releases
22 PACKAGES += "libmp3lame libmp3lame-dev"
25 FILES:libmp3lame-dev = "${includedir} ${libdir}/*"
26 FILES:${PN}-dev = ""
/openbmc/openbmc/meta-openembedded/meta-multimedia/recipes-multimedia/mimic/
H A Dmimic_1.3.0.1.bb1 SUMMARY = "A fast lightweight Text-to-speech engine"
2 …-to-speech engine developed by Mycroft A.I. and VocaliD, based on Carnegie Mellon University’s Fli…
6 # "Mimic is available under permissive BSD-like licenses"
9 CMU-Tex & \
11 BSD-2-Clause & \
12 BSD-3-Clause & \
16 Apache-2.0 \
20 DEPENDS = "curl-native libpcre2"
24 file://0001-Fix-musl-compatibility.patch \
25 file://0001-cmu_indic_lang-Make-cst_rx_not_indic-as-extern-decla.patch \
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/openbmc/u-boot/arch/arm/cpu/armv8/fsl-layerscape/doc/
H A DREADME.soc13 ---------
14 The LS1043A integrated multicore processor combines four ARM Cortex-A53
17 and quality of service.
20 - Four 64-bit ARM Cortex-A53 CPUs
21 - 1 MB unified L2 Cache
22 - One 32-bit DDR3L/DDR4 SDRAM memory controllers with ECC and interleaving
24 - Data Path Acceleration Architecture (DPAA) incorporating acceleration the
26 - Packet parsing, classification, and distribution (FMan)
27 - Queue management for scheduling, packet sequencing, and congestion
29 - Hardware buffer management for buffer allocation and de-allocation (BMan)
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/openbmc/openbmc/meta-openembedded/meta-networking/recipes-support/celt051/
H A Dcelt051_git.bb8 with high quality. Unlike these formats CELT imposes very little delay \
12 LICENSE = "BSD-2-Clause"
19 SRC_URI = "git://gitlab.xiph.org/xiph/celt.git;branch=compat-v0.5.1;protocol=https \
20 file://0001-configure.ac-make-tools-support-optional.patch \
21 file://0001-tests-Include-entcode.c-into-test-sources-to-provide.patch \
26 inherit pkgconfig autotools-brokensep
28 PACKAGECONFIG:class-native = ""
31 PACKAGECONFIG[ogg] = "--enable-tools,--disable-tools,libogg,"
/openbmc/openbmc/meta-openembedded/meta-filesystems/recipes-utils/exfatprogs/
H A Dexfatprogs_1.2.6.bb3 As new exfat filesystem is merged into linux-5.7 kernel, exfatprogs is \
6 system. The goal of exfatprogs is to provide high performance and quality \
11 LICENSE = "GPL-2.0-only"
18 UPSTREAM_CHECK_REGEX = "${BPN}-(?P<pver>\d+(\.\d+)+)"
22 RPROVIDES:${PN} = "exfat-utils"
23 RCONFLICTS:${PN} = "exfat-utils"
24 RREPLACES:${PN} = "exfat-utils"
/openbmc/linux/include/linux/mfd/
H A Dsi476x-reports.h1 /* SPDX-License-Identifier: GPL-2.0-only */
3 * include/media/si476x-platform.h -- Definitions of the data formats
15 * struct si476x_rsq_status - structure containing received signal
16 * quality
17 * @multhint: Multipath Detect High.
18 * true - Indicatedes that the value is below
20 * false - Indicatedes that the value is above
23 * true - Indicatedes that the value is below
25 * false - Indicatedes that the value is above
27 * @snrhint: SNR Detect High.
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/openbmc/linux/Documentation/devicetree/bindings/media/i2c/
H A Dtvp514x.txt3 The TVP5146/TVP5146m2/TVP5147/TVP5147m1 device is high quality, single-chip
5 video formats into digital video component. The tvp514x decoder supports analog-
6 to-digital (A/D) conversion of component RGB and YPbPr signals as well as A/D
7 conversion and decoding of NTSC, PAL and SECAM composite and S-video into
11 - compatible : value should be either one among the following
17 - hsync-active: HSYNC Polarity configuration for endpoint.
19 - vsync-active: VSYNC Polarity configuration for endpoint.
21 - pclk-sample: Clock polarity of the endpoint.
24 media/video-interfaces.txt.
37 hsync-active = <1>;
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/openbmc/linux/Documentation/devicetree/bindings/display/bridge/
H A Dite,it6505.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Allen Chen <allen.chen@ite.com.tw>
13 The IT6505 is a high-performance DisplayPort 1.1a transmitter,
16 and ensures robust transmission of high-quality uncompressed video
27 transmission of high-definition content. Users of the IT6505 need not
37 ovdd-supply:
40 pwr18-supply:
47 reset-gpios:
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/openbmc/linux/Documentation/devicetree/bindings/phy/
H A Dfsl,mxs-usbphy.yaml1 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
3 ---
4 $id: http://devicetree.org/schemas/phy/fsl,mxs-usbphy.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
10 - Xu Yang <xu.yang_2@nxp.com>
15 - enum:
16 - fsl,imx23-usbphy
17 - fsl,imx7ulp-usbphy
18 - fsl,vf610-usbphy
19 - items:
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/openbmc/openbmc/poky/meta/recipes-graphics/freetype/
H A Dfreetype_2.13.3.bb3 highly customizable, and portable while capable of producing high-quality output (glyph \
10 LICENSE = "(FTL | GPL-2.0-or-later) & MIT"
19 UPSTREAM_CHECK_REGEX = "freetype-(?P<pver>\d+(\.\d+)+)"
26 EXTRA_AUTORECONF += "--exclude=autoheader --exclude=automake"
30 PACKAGECONFIG[bzip2] = "--with-bzip2,--without-bzip2,bzip2"
31 # harfbuzz results in a circular dependency so enabling is non-trivial
32 PACKAGECONFIG[harfbuzz] = "--with-harfbuzz,--without-harfbuzz,harfbuzz"
33 PACKAGECONFIG[pixmap] = "--with-png,--without-png,libpng"
34 PACKAGECONFIG[zlib] = "--with-zlib,--without-zlib,zlib"
35 PACKAGECONFIG[freetypeconfig] = "--enable-freetype-config=yes,--enable-freetype-config=no,"
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