mirror of
https://github.com/Frogging-Family/nvidia-all
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162 lines
8.0 KiB
XML
162 lines
8.0 KiB
XML
<?xml version="1.0" encoding="UTF-8"?>
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<protocol name="stream">
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<copyright>
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Copyright (c) 2014-2016, NVIDIA CORPORATION. All rights reserved.
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the "Software"),
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to deal in the Software without restriction, including without limitation
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the rights to use, copy, modify, merge, publish, distribute, sublicense,
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and/or sell copies of the Software, and to permit persons to whom the
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Software is furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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DEALINGS IN THE SOFTWARE.
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</copyright>
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<!-- wl_eglstream stub interface. Currently, this isn't actually used. Enums
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must belong to an interface, and the name of it is prepended to the enum
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values. This interface lets us define WL_EGLSTREAM_ERROR_*,
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WL_EGLSTREAM_ATTRIB_* and WL_EGLSTREAM_HANDLE_TYPE_* enums -->
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<interface name="wl_eglstream" version="1">
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<enum name="error">
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<entry name="bad_alloc" value="0" summary="Bad allocation error"/>
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<entry name="bad_handle" value="1" summary="Bad handle error"/>
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<entry name="bad_attribs" value="2" summary="Bad attributes error"/>
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<entry name="bad_address" value="3" summary="Bad IP address error"/>
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</enum>
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<!-- wl_buffer handle types. This enum defines what the handle given to a
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create_stream request represents -->
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<enum name="handle_type">
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<description summary="Stream handle type">
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- fd: The given handle represents a file descriptor, and the
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EGLStream connection must be done as described in
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EGL_KHR_stream_cross_process_fd
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- inet: The EGLStream connection must be done using an inet address
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and port as described in EGL_NV_stream_socket. The given
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handle can be ignored, but both inet address and port must
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be given as attributes.
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- socket: The given handle represents a unix socket, and the EGLStream
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connection must be done as described in EGL_NV_stream_socket.
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</description>
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<entry name="fd" value="0" summary="File descriptor"/>
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<entry name="inet" value="1" summary="Inet connection"/>
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<entry name="socket" value="2" summary="Unix socket"/>
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</enum>
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<!-- EGLStream creation attributes. This enum defines possible attributes to
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be passed to a create_stream request -->
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<enum name="attrib">
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<description summary="Stream creation attributes">
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- inet_addr: The given attribute encodes an IPv4 address of a client
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socket. Both IPv4 address and port must be set at the same
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time.
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- inet_port: The given attribute encodes a port of a client socket. Both
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IPv4 address and port must be set at the same time.
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</description>
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<entry name="inet_addr" value="0" summary="Inet IPv4 address"/>
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<entry name="inet_port" value="1" summary="IP port"/>
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</enum>
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</interface>
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<!-- EGLStream support. This object is created by the server and published
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using the display's global event. It represents the binding between an
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EGL display and a wayland display -->
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<interface name="wl_eglstream_display" version="1">
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<!-- wl_eglstream_display capabilities. This enum defines a series of
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capability flags that will be advertised by the server to all its
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clients -->
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<enum name="cap">
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<description summary="wl_eglstream_display capability codes">
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This enum values should be used as bit masks.
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- stream_fd: The server supports EGLStream connections as described
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in EGL_KHR_stream_cross_process_fd
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- stream_inet: The server supports EGLStream inet connections as
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described in EGL_NV_stream_socket.
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- stream_socket: The server supports EGLStream unix socket connections
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as described in EGL_NV_stream_socket.
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</description>
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<entry name="stream_fd" value="1" summary="Stream connection with FD"/>
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<entry name="stream_inet" value="2" summary="Stream inet connection"/>
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<entry name="stream_socket" value="4" summary="Stream unix connection"/>
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</enum>
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<!-- Advertise server capabilities as a bit mask. Clients might listen to
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this event in order to know what features are supported by the server
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-->
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<event name="caps">
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<description summary="Server capabilities event">
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The capabilities event is sent out at wl_eglstream_display binding
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time. It allows the server to advertise what features it supports so
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clients may know what is safe to be used.
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</description>
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<arg name="caps" type="int" summary="Capabilities mask"/>
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</event>
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<event name="swapinterval_override">
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<description summary="Server Swap interval override event">
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The swapinterval_override event is sent out whenever a client requests
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a swapinterval setting through swap_interval() and there is an override
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in place that will make such request to be ignored.
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The swapinterval_override event will provide the override value so
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that the client is made aware of it.
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</description>
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<arg name="swapinterval" type="int"
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summary="Server swap interval override value"/>
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<arg name="stream" type="object" interface="wl_buffer"
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summary="wl_buffer corresponding to an EGLStream"/>
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</event>
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<!-- Create a wl_buffer for the given handle. The attributes array may
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define additional EGLStream connection data (e.g. inet address/port).
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The server can use the wl_buffer to create the actual EGLStream handle
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on its side and attach a consumer. -->
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<request name="create_stream">
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<description summary="Create a wl_buffer from the given handle">
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Create a wl_buffer corresponding to given handle. The attributes list
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may be used to define additional EGLStream connection data (e.g inet
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address/port). The server can create its EGLStream handle using the
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information encoded in the wl_buffer.
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</description>
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<arg name="id" type="new_id" interface="wl_buffer" summary="New ID"/>
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<arg name="width" type="int" summary="Stream framebuffer width"/>
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<arg name="height" type="int" summary="Stream framebuffer height"/>
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<arg name="handle" type="fd" summary="Handle for the stream creation"/>
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<arg name="type" type="int" summary="Handle type"/>
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<arg name="attribs" type="array" summary="Stream extra connection attribs">
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<description summary="List of attributes with extra connection data">
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It contains key-value pairs compatible with intptr_t type. A key must
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be one of wl_eglstream_display_attrib enumeration values. What a value
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represents is attribute-specific.
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</description>
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</arg>
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</request>
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<request name="swap_interval">
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<description summary="change the swap interval of an EGLStream consumer">
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Set the swap interval for the consumer of the given EGLStream. The swap
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interval is silently clamped to the valid range on the server side.
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</description>
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<arg name="stream" type="object" interface="wl_buffer"
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summary="wl_buffer corresponding to an EGLStream"/>
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<arg name="interval" type="int" summary="new swap interval"/>
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</request>
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</interface>
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</protocol>
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