diff options
| author | Walter Bender <walter@sugarlabs.org> | 2013-07-18 21:32:35 (GMT) |
|---|---|---|
| committer | Walter Bender <walter@sugarlabs.org> | 2013-07-18 21:32:35 (GMT) |
| commit | cd53d44d51fe9ef89f05dfdb4e35b721ace4175d (patch) | |
| tree | 748c304ca3cef575fff3aaefe4e7d3e2d76dd857 /plugins/camera_sensor | |
| parent | 3f6e427d5e9f45544d23b5af763a9507a17397d4 (diff) | |
create turtle flags
Diffstat (limited to 'plugins/camera_sensor')
| -rw-r--r-- | plugins/camera_sensor/camera_sensor.py | 308 | ||||
| -rw-r--r-- | plugins/camera_sensor/icons/sensoroff.svg | 79 | ||||
| -rw-r--r-- | plugins/camera_sensor/icons/sensoron.svg | 63 | ||||
| -rw-r--r-- | plugins/camera_sensor/images/camera1off.svg | 66 | ||||
| -rw-r--r-- | plugins/camera_sensor/images/camera1small.svg | 68 | ||||
| -rw-r--r-- | plugins/camera_sensor/images/cameraoff.svg | 15 | ||||
| -rw-r--r-- | plugins/camera_sensor/images/camerasmall.svg | 51 | ||||
| -rw-r--r-- | plugins/camera_sensor/tacamera.py | 69 | ||||
| -rw-r--r-- | plugins/camera_sensor/v4l2.py | 1914 |
9 files changed, 0 insertions, 2633 deletions
diff --git a/plugins/camera_sensor/camera_sensor.py b/plugins/camera_sensor/camera_sensor.py deleted file mode 100644 index 6509a88..0000000 --- a/plugins/camera_sensor/camera_sensor.py +++ /dev/null @@ -1,308 +0,0 @@ -#!/usr/bin/env python -#Copyright (c) 2011, 2012 Walter Bender -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. -# -# You should have received a copy of the GNU General Public License -# along with this program; if not, write to the Free Software -# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA - -import gst -import gtk -from fcntl import ioctl -import os -from time import time - -from gettext import gettext as _ - -from plugins.camera_sensor.tacamera import Camera -from plugins.camera_sensor.v4l2 import v4l2_control, V4L2_CID_AUTOGAIN, \ - VIDIOC_G_CTRL, VIDIOC_S_CTRL - -from plugins.plugin import Plugin - -from TurtleArt.tapalette import make_palette -from TurtleArt.talogo import media_blocks_dictionary, primitive_dictionary -from TurtleArt.tautils import get_path, debug_output -from TurtleArt.taconstants import MEDIA_SHAPES, NO_IMPORT, SKIN_PATHS, \ - BLOCKS_WITH_SKIN - - -class Camera_sensor(Plugin): - - def __init__(self, parent): - ''' Make sure there is a camera device ''' - self._parent = parent - self._status = False - self._ag_control = None - self.devices = [] - self.cameras = [] - - if os.path.exists('/dev/video0'): - self.devices.append('/dev/video0') - if os.path.exists('/dev/video1'): - self.devices.append('/dev/video1') - if len(self.devices) > 0: - self._status = True - else: - self._status = False - - def setup(self): - ''' Set up the palettes ''' - sensors_palette = make_palette('sensor', - colors=["#FF6060", "#A06060"], - help_string=_( - 'Palette of sensor blocks'), - position=6) - media_palette = make_palette('media', - colors=["#A0FF00", "#80A000"], - help_string=_('Palette of media objects'), - position=7) - - # set up camera-specific blocks - primitive_dictionary['read_camera'] = self.prim_read_camera - media_blocks_dictionary['camera'] = self.prim_take_picture0 - media_blocks_dictionary['camera1'] = self.prim_take_picture1 - - SKIN_PATHS.append('plugins/camera_sensor/images') - - if self._status: - sensors_palette.add_block('luminance', - style='box-style', - label=_('brightness'), - help_string=_( - 'light level detected by camera'), - value_block=True, - prim_name='luminance') - self._parent.lc.def_prim('luminance', 0, - lambda self: primitive_dictionary['read_camera']( - luminance_only=True)) - - # Depreciated block - sensors_palette.add_block('read_camera', - hidden=True, - style='box-style', - label=_('brightness'), - help_string=_( - 'Average RGB color from camera \ -is pushed to the stack'), - value_block=True, - prim_name='read_camera') - self._parent.lc.def_prim('read_camera', 0, - lambda self: primitive_dictionary['read_camera']()) - - media_palette.add_block('camera', - style='box-style-media', - label=' ', - default='CAMERA', - help_string=_('camera output'), - content_block=True) - if len(self.devices) > 1: - media_palette.add_block('camera1', - style='box-style-media', - label=' ', - default='CAMERA', - help_string=_('camera output'), - content_block=True) - else: - media_palette.add_block('camera1', - hidden=True, - style='box-style-media', - label=' ', - default='CAMERA', - help_string=_('camera output'), - content_block=True) - - else: # No camera, so blocks should do nothing - sensors_palette.add_block('luminance', - hidden=True, - style='box-style', - label=_('brightness'), - help_string=\ - _('light level detected by camera'), - value_block=True, - prim_name='read_camera') - self._parent.lc.def_prim('luminance', 0, - lambda self: primitive_dictionary['read_camera']( - luminance_only=True)) - - # Depreciated block - sensors_palette.add_block('read_camera', - hidden=True, - style='box-style', - label=_('brightness'), - help_string=_( - 'Average RGB color from camera \ -is pushed to the stack'), - value_block=True, - prim_name='read_camera') - self._parent.lc.def_prim('read_camera', 0, - lambda self: primitive_dictionary['read_camera']()) - - media_palette.add_block('camera', - hidden=True, - style='box-style-media', - label=' ', - default='CAMERA', - help_string=_('camera output'), - content_block=True) - - media_palette.add_block('camera1', - hidden=True, - style='box-style-media', - label=' ', - default='CAMERA', - help_string=_('camera output'), - content_block=True) - - NO_IMPORT.append('camera') - BLOCKS_WITH_SKIN.append('camera') - NO_IMPORT.append('camera1') - BLOCKS_WITH_SKIN.append('camera1') - MEDIA_SHAPES.append('camerasmall') - MEDIA_SHAPES.append('cameraoff') - MEDIA_SHAPES.append('camera1small') - MEDIA_SHAPES.append('camera1off') - - def start(self): - ''' Initialize the camera if there is an camera block in use ''' - if len(self._parent.block_list.get_similar_blocks('block', - ['camera', 'camera1', 'read_camera', 'luminance'])) > 0: - if self._status and len(self.cameras) == 0: - for device in self.devices: - self.cameras.append(Camera(device)) - - def quit(self): - ''' This gets called when the activity quits ''' - self._reset_the_camera() - - def stop(self): - ''' This gets called by the stop button ''' - self._reset_the_camera() - - def clear(self): - ''' This gets called by the clean button and erase button ''' - self._reset_the_camera() - - def _reset_the_camera(self): - if self._status and len(self.cameras) > 0: - for i, camera in enumerate(self.cameras): - camera.stop_camera_input() - self._set_autogain(1, camera=i) # enable AUTOGAIN - - def _status_report(self): - debug_output('Reporting camera status: %s' % (str(self._status)), - self._parent.running_sugar) - return self._status - - # Block primitives used in talogo - - def prim_take_picture0(self): - self._take_picture(camera=0) - - def prim_take_picture1(self): - self._take_picture(camera=1) - - def _take_picture(self, camera=0): - ''' method called by media block ''' - self._set_autogain(1, camera) # enable AUTOGAIN - self._get_pixbuf_from_camera(camera) - self._parent.lc.pixbuf = self.cameras[camera].pixbuf - - def prim_read_camera(self, luminance_only=False, camera=0): - """ Read average pixel from camera and push b, g, r to the stack """ - self.luminance_only = luminance_only - if not self._status: - if self.luminance_only: - return -1 - else: - self._parent.lc.heap.append(-1) - self._parent.lc.heap.append(-1) - self._parent.lc.heap.append(-1) - return - - array = None - self._set_autogain(0, camera=camera) # disable AUTOGAIN - self._get_pixbuf_from_camera(camera=camera) - self.calc_luminance(camera=camera) - if self.luminance_only: - self._parent.lc.update_label_value('luminance', self.luminance) - return self.luminance - else: - self._parent.lc.heap.append(self.b) - self._parent.lc.heap.append(self.g) - self._parent.lc.heap.append(self.r) - - def calc_luminance(self, camera=0): - array = self.cameras[camera].pixbuf.get_pixels() - width = self.cameras[camera].pixbuf.get_width() - height = self.cameras[camera].pixbuf.get_height() - - if array is not None: - length = int(len(array) / 3) - if length != width * height: - debug_output('array length != width x height (%d != %dx%d)' % \ - (length, width, height), - self._parent.running_sugar) - - # Average the 100 pixels in the center of the screen - r, g, b = 0, 0, 0 - row_offset = int((height / 2 - 5) * width * 3) - column_offset = int(width / 2 - 5) * 3 - for y in range(10): - i = row_offset + column_offset - for x in range(10): - r += ord(array[i]) - i += 1 - g += ord(array[i]) - i += 1 - b += ord(array[i]) - i += 1 - row_offset += width * 3 - if self.luminance_only: - self.luminance = int((r * 0.3 + g * 0.6 + b * 0.1) / 100) - else: - self.r = int(r / 100) - self.g = int(g / 100) - self.b = int(b / 100) - else: - if self.luminance_only: - self.luminance = -1 - else: - self.r = -1 - self.g = -1 - self.b = -1 - - def _set_autogain(self, state, camera=0): - ''' 0 is off; 1 is on ''' - if self._ag_control is not None and self._ag_control.value == state: - return - try: - video_capture_device = open(self.devices[camera], 'rw') - except: - video_capture_device = None - debug_output('video capture device not available', - self._parent.running_sugar) - return - self._ag_control = v4l2_control(V4L2_CID_AUTOGAIN) - try: - ioctl(video_capture_device, VIDIOC_G_CTRL, self._ag_control) - self._ag_control.value = state - ioctl(video_capture_device, VIDIOC_S_CTRL, self._ag_control) - except: - pass - video_capture_device.close() - - def _get_pixbuf_from_camera(self, camera): - ''' Regardless of how we get it, we want to return a pixbuf ''' - self._parent.lc.pixbuf = None - if self._status: - self.cameras[camera].start_camera_input() diff --git a/plugins/camera_sensor/icons/sensoroff.svg b/plugins/camera_sensor/icons/sensoroff.svg deleted file mode 100644 index 0a16670..0000000 --- a/plugins/camera_sensor/icons/sensoroff.svg +++ /dev/null @@ -1,79 +0,0 @@ -<?xml version="1.0" encoding="UTF-8" standalone="no"?> -<!-- Created with Inkscape (http://www.inkscape.org/) --> - -<svg - xmlns:dc="http://purl.org/dc/elements/1.1/" - xmlns:cc="http://creativecommons.org/ns#" - xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" - xmlns:svg="http://www.w3.org/2000/svg" - xmlns="http://www.w3.org/2000/svg" - version="1.1" - width="55" - height="55" - viewBox="0 0 55 55" - id="svg2" - xml:space="preserve"><metadata - 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\ No newline at end of file diff --git a/plugins/camera_sensor/tacamera.py b/plugins/camera_sensor/tacamera.py deleted file mode 100644 index fc0804d..0000000 --- a/plugins/camera_sensor/tacamera.py +++ /dev/null @@ -1,69 +0,0 @@ -# -*- coding: utf-8 -*- -#Copyright (c) 2010, Walter Bender -#Copyright (c) 2010, Tony Forster - -#Permission is hereby granted, free of charge, to any person obtaining a copy -#of this software and associated documentation files (the "Software"), to deal -#in the Software without restriction, including without limitation the rights -#to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -#copies of the Software, and to permit persons to whom the Software is -#furnished to do so, subject to the following conditions: - -#The above copyright notice and this permission notice shall be included in -#all copies or substantial portions of the Software. - -#THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -#IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -#FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -#AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -#LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -#OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -#THE SOFTWARE. - -import gst, time -import gobject - -from TurtleArt.tautils import debug_output - - -class Camera(): - ''' Sets up a pipe from the camera to a pixbuf and emits a signal - when the image is ready. ''' - - def __init__(self, device='/dev/video0'): - ''' Prepare camera pipeline to pixbuf and signal watch ''' - self.pipe = gst.Pipeline('pipeline') - v4l2src = gst.element_factory_make('v4l2src', None) - v4l2src.props.device = device - self.pipe.add(v4l2src) - ffmpegcolorspace = gst.element_factory_make('ffmpegcolorspace', None) - self.pipe.add(ffmpegcolorspace) - gdkpixbufsink = gst.element_factory_make('gdkpixbufsink', None) - self.pipe.add(gdkpixbufsink) - gst.element_link_many(v4l2src, ffmpegcolorspace, gdkpixbufsink) - if self.pipe is not None: - self.bus = self.pipe.get_bus() - self.bus.add_signal_watch() - self.bus.connect('message', self._on_message) - status = True - else: - status = False - - def _on_message(self, bus, message): - ''' We get a message if a pixbuf is available ''' - if message.structure is not None: - if message.structure.get_name() == 'pixbuf': - self.pixbuf = message.structure['pixbuf'] - self.image_ready = True - - def start_camera_input(self): - ''' Start grabbing ''' - self.pixbuf = None - self.image_ready = False - self.pipe.set_state(gst.STATE_PLAYING) - while not self.image_ready: - self.bus.poll(gst.MESSAGE_ANY, -1) - - def stop_camera_input(self): - ''' Stop grabbing ''' - self.pipe.set_state(gst.STATE_NULL) diff --git a/plugins/camera_sensor/v4l2.py b/plugins/camera_sensor/v4l2.py deleted file mode 100644 index 9c052fd..0000000 --- a/plugins/camera_sensor/v4l2.py +++ /dev/null @@ -1,1914 +0,0 @@ -# Python bindings for the v4l2 userspace api - -# Copyright (C) 1999-2009 the contributors - -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. - -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty of -# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -# GNU General Public License for more details. - -# Alternatively you can redistribute this file under the terms of the -# BSD license as stated below: - -# Redistribution and use in source and binary forms, with or without -# modification, are permitted provided that the following conditions -# are met: -# 1. Redistributions of source code must retain the above copyright -# notice, this list of conditions and the following disclaimer. -# 2. Redistributions in binary form must reproduce the above copyright -# notice, this list of conditions and the following disclaimer in -# the documentation and/or other materials provided with the -# distribution. -# 3. The names of its contributors may not be used to endorse or promote -# products derived from this software without specific prior written -# permission. - -# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR -# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT -# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, -# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED -# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR -# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF -# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING -# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. - -""" -Python bindings for the v4l2 userspace api in Linux 2.6.34 -""" - -# see linux/videodev2.h - -import ctypes - - -_IOC_NRBITS = 8 -_IOC_TYPEBITS = 8 -_IOC_SIZEBITS = 14 -_IOC_DIRBITS = 2 - -_IOC_NRSHIFT = 0 -_IOC_TYPESHIFT = _IOC_NRSHIFT + _IOC_NRBITS -_IOC_SIZESHIFT = _IOC_TYPESHIFT + _IOC_TYPEBITS -_IOC_DIRSHIFT = _IOC_SIZESHIFT + _IOC_SIZEBITS - -_IOC_NONE = 0 -_IOC_WRITE = 1 -_IOC_READ = 2 - - -def _IOC(dir_, type_, nr, size): - return ( - ctypes.c_int32(dir_ << _IOC_DIRSHIFT).value | - ctypes.c_int32(ord(type_) << _IOC_TYPESHIFT).value | - ctypes.c_int32(nr << _IOC_NRSHIFT).value | - ctypes.c_int32(size << _IOC_SIZESHIFT).value) - - -def _IOC_TYPECHECK(t): - return ctypes.sizeof(t) - - -def _IO(type_, nr): - return _IOC(_IOC_NONE, type_, nr, 0) - - -def _IOW(type_, nr, size): - return _IOC(_IOC_WRITE, type_, nr, _IOC_TYPECHECK(size)) - - -def _IOR(type_, nr, size): - return _IOC(_IOC_READ, type_, nr, _IOC_TYPECHECK(size)) - - -def _IOWR(type_, nr, size): - return _IOC(_IOC_READ | _IOC_WRITE, type_, nr, _IOC_TYPECHECK(size)) - - -# -# type alias -# - -enum = ctypes.c_uint -c_int = ctypes.c_int - - -# -# time -# - -class timeval(ctypes.Structure): - _fields_ = [ - ('secs', ctypes.c_long), - ('usecs', ctypes.c_long), - ] - - -# -# v4l2 -# - - -VIDEO_MAX_FRAME = 32 - - -VID_TYPE_CAPTURE = 1 -VID_TYPE_TUNER = 2 -VID_TYPE_TELETEXT = 4 -VID_TYPE_OVERLAY = 8 -VID_TYPE_CHROMAKEY = 16 -VID_TYPE_CLIPPING = 32 -VID_TYPE_FRAMERAM = 64 -VID_TYPE_SCALES = 128 -VID_TYPE_MONOCHROME = 256 -VID_TYPE_SUBCAPTURE = 512 -VID_TYPE_MPEG_DECODER = 1024 -VID_TYPE_MPEG_ENCODER = 2048 -VID_TYPE_MJPEG_DECODER = 4096 -VID_TYPE_MJPEG_ENCODER = 8192 - - -def v4l2_fourcc(a, b, c, d): - return ord(a) | (ord(b) << 8) | (ord(c) << 16) | (ord(d) << 24) - - -v4l2_field = enum -( - V4L2_FIELD_ANY, - V4L2_FIELD_NONE, - V4L2_FIELD_TOP, - V4L2_FIELD_BOTTOM, - V4L2_FIELD_INTERLACED, - V4L2_FIELD_SEQ_TB, - V4L2_FIELD_SEQ_BT, - V4L2_FIELD_ALTERNATE, - V4L2_FIELD_INTERLACED_TB, - V4L2_FIELD_INTERLACED_BT, -) = range(10) - - -def V4L2_FIELD_HAS_TOP(field): - return ( - field == V4L2_FIELD_TOP or - field == V4L2_FIELD_INTERLACED or - field == V4L2_FIELD_INTERLACED_TB or - field == V4L2_FIELD_INTERLACED_BT or - field == V4L2_FIELD_SEQ_TB or - field == V4L2_FIELD_SEQ_BT) - - -def V4L2_FIELD_HAS_BOTTOM(field): - return ( - field == V4L2_FIELD_BOTTOM or - field == V4L2_FIELD_INTERLACED or - field == V4L2_FIELD_INTERLACED_TB or - field == V4L2_FIELD_INTERLACED_BT or - field == V4L2_FIELD_SEQ_TB or - field == V4L2_FIELD_SEQ_BT) - - -def V4L2_FIELD_HAS_BOTH(field): - return ( - field == V4L2_FIELD_INTERLACED or - field == V4L2_FIELD_INTERLACED_TB or - field == V4L2_FIELD_INTERLACED_BT or - field == V4L2_FIELD_SEQ_TB or - field == V4L2_FIELD_SEQ_BT) - - -v4l2_buf_type = enum -( - V4L2_BUF_TYPE_VIDEO_CAPTURE, - V4L2_BUF_TYPE_VIDEO_OUTPUT, - V4L2_BUF_TYPE_VIDEO_OVERLAY, - V4L2_BUF_TYPE_VBI_CAPTURE, - V4L2_BUF_TYPE_VBI_OUTPUT, - V4L2_BUF_TYPE_SLICED_VBI_CAPTURE, - V4L2_BUF_TYPE_SLICED_VBI_OUTPUT, - V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY, - V4L2_BUF_TYPE_PRIVATE, -) = range(1, 9) + [0x80] - - -v4l2_ctrl_type = enum -( - V4L2_CTRL_TYPE_INTEGER, - V4L2_CTRL_TYPE_BOOLEAN, - V4L2_CTRL_TYPE_MENU, - V4L2_CTRL_TYPE_BUTTON, - V4L2_CTRL_TYPE_INTEGER64, - V4L2_CTRL_TYPE_CTRL_CLASS, - V4L2_CTRL_TYPE_STRING, -) = range(1, 8) - - -v4l2_tuner_type = enum -( - V4L2_TUNER_RADIO, - V4L2_TUNER_ANALOG_TV, - V4L2_TUNER_DIGITAL_TV, -) = range(1, 4) - - -v4l2_memory = enum -( - V4L2_MEMORY_MMAP, - V4L2_MEMORY_USERPTR, - V4L2_MEMORY_OVERLAY, -) = range(1, 4) - - -v4l2_colorspace = enum -( - V4L2_COLORSPACE_SMPTE170M, - V4L2_COLORSPACE_SMPTE240M, - V4L2_COLORSPACE_REC709, - V4L2_COLORSPACE_BT878, - V4L2_COLORSPACE_470_SYSTEM_M, - V4L2_COLORSPACE_470_SYSTEM_BG, - V4L2_COLORSPACE_JPEG, - V4L2_COLORSPACE_SRGB, -) = range(1, 9) - - -v4l2_priority = enum -( - V4L2_PRIORITY_UNSET, - V4L2_PRIORITY_BACKGROUND, - V4L2_PRIORITY_INTERACTIVE, - V4L2_PRIORITY_RECORD, - V4L2_PRIORITY_DEFAULT, -) = range(0, 4) + [2] - - -class v4l2_rect(ctypes.Structure): - _fields_ = [ - ('left', ctypes.c_int32), - ('top', ctypes.c_int32), - ('width', ctypes.c_int32), - ('height', ctypes.c_int32), - ] - - -class v4l2_fract(ctypes.Structure): - _fields_ = [ - ('numerator', ctypes.c_uint32), - ('denominator', ctypes.c_uint32), - ] - - -# -# Driver capabilities -# - -class v4l2_capability(ctypes.Structure): - _fields_ = [ - ('driver', ctypes.c_char * 16), - ('card', ctypes.c_char * 32), - ('bus_info', ctypes.c_char * 32), - ('version', ctypes.c_uint32), - ('capabilities', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -# -# Values for 'capabilities' field -# - -V4L2_CAP_VIDEO_CAPTURE = 0x00000001 -V4L2_CAP_VIDEO_OUTPUT = 0x00000002 -V4L2_CAP_VIDEO_OVERLAY = 0x00000004 -V4L2_CAP_VBI_CAPTURE = 0x00000010 -V4L2_CAP_VBI_OUTPUT = 0x00000020 -V4L2_CAP_SLICED_VBI_CAPTURE = 0x00000040 -V4L2_CAP_SLICED_VBI_OUTPUT = 0x00000080 -V4L2_CAP_RDS_CAPTURE = 0x00000100 -V4L2_CAP_VIDEO_OUTPUT_OVERLAY = 0x00000200 -V4L2_CAP_HW_FREQ_SEEK = 0x00000400 -V4L2_CAP_RDS_OUTPUT = 0x00000800 - -V4L2_CAP_TUNER = 0x00010000 -V4L2_CAP_AUDIO = 0x00020000 -V4L2_CAP_RADIO = 0x00040000 -V4L2_CAP_MODULATOR = 0x00080000 - -V4L2_CAP_READWRITE = 0x01000000 -V4L2_CAP_ASYNCIO = 0x02000000 -V4L2_CAP_STREAMING = 0x04000000 - - -# -# Video image format -# - -class v4l2_pix_format(ctypes.Structure): - _fields_ = [ - ('width', ctypes.c_uint32), - ('height', ctypes.c_uint32), - ('pixelformat', ctypes.c_uint32), - ('field', v4l2_field), - ('bytesperline', ctypes.c_uint32), - ('sizeimage', ctypes.c_uint32), - ('colorspace', v4l2_colorspace), - ('priv', ctypes.c_uint32), - ] - -# RGB formats -V4L2_PIX_FMT_RGB332 = v4l2_fourcc('R', 'G', 'B', '1') -V4L2_PIX_FMT_RGB444 = v4l2_fourcc('R', '4', '4', '4') -V4L2_PIX_FMT_RGB555 = v4l2_fourcc('R', 'G', 'B', 'O') -V4L2_PIX_FMT_RGB565 = v4l2_fourcc('R', 'G', 'B', 'P') -V4L2_PIX_FMT_RGB555X = v4l2_fourcc('R', 'G', 'B', 'Q') -V4L2_PIX_FMT_RGB565X = v4l2_fourcc('R', 'G', 'B', 'R') -V4L2_PIX_FMT_BGR24 = v4l2_fourcc('B', 'G', 'R', '3') -V4L2_PIX_FMT_RGB24 = v4l2_fourcc('R', 'G', 'B', '3') -V4L2_PIX_FMT_BGR32 = v4l2_fourcc('B', 'G', 'R', '4') -V4L2_PIX_FMT_RGB32 = v4l2_fourcc('R', 'G', 'B', '4') - -# Grey formats -V4L2_PIX_FMT_GREY = v4l2_fourcc('G', 'R', 'E', 'Y') -V4L2_PIX_FMT_Y10 = v4l2_fourcc('Y', '1', '0', ' ') -V4L2_PIX_FMT_Y16 = v4l2_fourcc('Y', '1', '6', ' ') - -# Palette formats -V4L2_PIX_FMT_PAL8 = v4l2_fourcc('P', 'A', 'L', '8') - -# Luminance+Chrominance formats -V4L2_PIX_FMT_YVU410 = v4l2_fourcc('Y', 'V', 'U', '9') -V4L2_PIX_FMT_YVU420 = v4l2_fourcc('Y', 'V', '1', '2') -V4L2_PIX_FMT_YUYV = v4l2_fourcc('Y', 'U', 'Y', 'V') -V4L2_PIX_FMT_YYUV = v4l2_fourcc('Y', 'Y', 'U', 'V') -V4L2_PIX_FMT_YVYU = v4l2_fourcc('Y', 'V', 'Y', 'U') -V4L2_PIX_FMT_UYVY = v4l2_fourcc('U', 'Y', 'V', 'Y') -V4L2_PIX_FMT_VYUY = v4l2_fourcc('V', 'Y', 'U', 'Y') -V4L2_PIX_FMT_YUV422P = v4l2_fourcc('4', '2', '2', 'P') -V4L2_PIX_FMT_YUV411P = v4l2_fourcc('4', '1', '1', 'P') -V4L2_PIX_FMT_Y41P = v4l2_fourcc('Y', '4', '1', 'P') -V4L2_PIX_FMT_YUV444 = v4l2_fourcc('Y', '4', '4', '4') -V4L2_PIX_FMT_YUV555 = v4l2_fourcc('Y', 'U', 'V', 'O') -V4L2_PIX_FMT_YUV565 = v4l2_fourcc('Y', 'U', 'V', 'P') -V4L2_PIX_FMT_YUV32 = v4l2_fourcc('Y', 'U', 'V', '4') -V4L2_PIX_FMT_YUV410 = v4l2_fourcc('Y', 'U', 'V', '9') -V4L2_PIX_FMT_YUV420 = v4l2_fourcc('Y', 'U', '1', '2') -V4L2_PIX_FMT_HI240 = v4l2_fourcc('H', 'I', '2', '4') -V4L2_PIX_FMT_HM12 = v4l2_fourcc('H', 'M', '1', '2') - -# two planes -- one Y, one Cr + Cb interleaved -V4L2_PIX_FMT_NV12 = v4l2_fourcc('N', 'V', '1', '2') -V4L2_PIX_FMT_NV21 = v4l2_fourcc('N', 'V', '2', '1') -V4L2_PIX_FMT_NV16 = v4l2_fourcc('N', 'V', '1', '6') -V4L2_PIX_FMT_NV61 = v4l2_fourcc('N', 'V', '6', '1') - -# Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm -V4L2_PIX_FMT_SBGGR8 = v4l2_fourcc('B', 'A', '8', '1') -V4L2_PIX_FMT_SGBRG8 = v4l2_fourcc('G', 'B', 'R', 'G') -V4L2_PIX_FMT_SGRBG8 = v4l2_fourcc('G', 'R', 'B', 'G') -V4L2_PIX_FMT_SRGGB8 = v4l2_fourcc('R', 'G', 'G', 'B') -V4L2_PIX_FMT_SBGGR10 = v4l2_fourcc('B', 'G', '1', '0') -V4L2_PIX_FMT_SGBRG10 = v4l2_fourcc('G', 'B', '1', '0') -V4L2_PIX_FMT_SGRBG10 = v4l2_fourcc('B', 'A', '1', '0') -V4L2_PIX_FMT_SRGGB10 = v4l2_fourcc('R', 'G', '1', '0') -V4L2_PIX_FMT_SGRBG10DPCM8 = v4l2_fourcc('B', 'D', '1', '0') -V4L2_PIX_FMT_SBGGR16 = v4l2_fourcc('B', 'Y', 'R', '2') - -# compressed formats -V4L2_PIX_FMT_MJPEG = v4l2_fourcc('M', 'J', 'P', 'G') -V4L2_PIX_FMT_JPEG = v4l2_fourcc('J', 'P', 'E', 'G') -V4L2_PIX_FMT_DV = v4l2_fourcc('d', 'v', 's', 'd') -V4L2_PIX_FMT_MPEG = v4l2_fourcc('M', 'P', 'E', 'G') - -# Vendor-specific formats -V4L2_PIX_FMT_CPIA1 = v4l2_fourcc('C', 'P', 'I', 'A') -V4L2_PIX_FMT_WNVA = v4l2_fourcc('W', 'N', 'V', 'A') -V4L2_PIX_FMT_SN9C10X = v4l2_fourcc('S', '9', '1', '0') -V4L2_PIX_FMT_SN9C20X_I420 = v4l2_fourcc('S', '9', '2', '0') -V4L2_PIX_FMT_PWC1 = v4l2_fourcc('P', 'W', 'C', '1') -V4L2_PIX_FMT_PWC2 = v4l2_fourcc('P', 'W', 'C', '2') -V4L2_PIX_FMT_ET61X251 = v4l2_fourcc('E', '6', '2', '5') -V4L2_PIX_FMT_SPCA501 = v4l2_fourcc('S', '5', '0', '1') -V4L2_PIX_FMT_SPCA505 = v4l2_fourcc('S', '5', '0', '5') -V4L2_PIX_FMT_SPCA508 = v4l2_fourcc('S', '5', '0', '8') -V4L2_PIX_FMT_SPCA561 = v4l2_fourcc('S', '5', '6', '1') -V4L2_PIX_FMT_PAC207 = v4l2_fourcc('P', '2', '0', '7') -V4L2_PIX_FMT_MR97310A = v4l2_fourcc('M', '3', '1', '0') -V4L2_PIX_FMT_SN9C2028 = v4l2_fourcc('S', 'O', 'N', 'X') -V4L2_PIX_FMT_SQ905C = v4l2_fourcc('9', '0', '5', 'C') -V4L2_PIX_FMT_PJPG = v4l2_fourcc('P', 'J', 'P', 'G') -V4L2_PIX_FMT_OV511 = v4l2_fourcc('O', '5', '1', '1') -V4L2_PIX_FMT_OV518 = v4l2_fourcc('O', '5', '1', '8') -V4L2_PIX_FMT_STV0680 = v4l2_fourcc('S', '6', '8', '0') - - -# -# Format enumeration -# - -class v4l2_fmtdesc(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('type', ctypes.c_int), - ('flags', ctypes.c_uint32), - ('description', ctypes.c_char * 32), - ('pixelformat', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - -V4L2_FMT_FLAG_COMPRESSED = 0x0001 -V4L2_FMT_FLAG_EMULATED = 0x0002 - - -# -# Experimental frame size and frame rate enumeration -# - -v4l2_frmsizetypes = enum -( - V4L2_FRMSIZE_TYPE_DISCRETE, - V4L2_FRMSIZE_TYPE_CONTINUOUS, - V4L2_FRMSIZE_TYPE_STEPWISE, -) = range(1, 4) - - -class v4l2_frmsize_discrete(ctypes.Structure): - _fields_ = [ - ('width', ctypes.c_uint32), - ('height', ctypes.c_uint32), - ] - - -class v4l2_frmsize_stepwise(ctypes.Structure): - _fields_ = [ - ('min_width', ctypes.c_uint32), - ('min_height', ctypes.c_uint32), - ('step_width', ctypes.c_uint32), - ('min_height', ctypes.c_uint32), - ('max_height', ctypes.c_uint32), - ('step_height', ctypes.c_uint32), - ] - - -class v4l2_frmsizeenum(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('discrete', v4l2_frmsize_discrete), - ('stepwise', v4l2_frmsize_stepwise), - ] - - _fields_ = [ - ('index', ctypes.c_uint32), - ('pixel_format', ctypes.c_uint32), - ('type', ctypes.c_uint32), - ('_u', _u), - ('reserved', ctypes.c_uint32 * 2) - ] - - _anonymous_ = ('_u',) - - -# -# Frame rate enumeration -# - -v4l2_frmivaltypes = enum -( - V4L2_FRMIVAL_TYPE_DISCRETE, - V4L2_FRMIVAL_TYPE_CONTINUOUS, - V4L2_FRMIVAL_TYPE_STEPWISE, -) = range(1, 4) - - -class v4l2_frmival_stepwise(ctypes.Structure): - _fields_ = [ - ('min', v4l2_fract), - ('max', v4l2_fract), - ('step', v4l2_fract), - ] - - -class v4l2_frmivalenum(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('discrete', v4l2_fract), - ('stepwise', v4l2_frmival_stepwise), - ] - - _fields_ = [ - ('index', ctypes.c_uint32), - ('pixel_format', ctypes.c_uint32), - ('width', ctypes.c_uint32), - ('height', ctypes.c_uint32), - ('type', ctypes.c_uint32), - ('_u', _u), - ('reserved', ctypes.c_uint32 * 2), - ] - - _anonymous_ = ('_u',) - - -# -# Timecode -# - -class v4l2_timecode(ctypes.Structure): - _fields_ = [ - ('type', ctypes.c_uint32), - ('flags', ctypes.c_uint32), - ('frames', ctypes.c_uint8), - ('seconds', ctypes.c_uint8), - ('minutes', ctypes.c_uint8), - ('hours', ctypes.c_uint8), - ('userbits', ctypes.c_uint8 * 4), - ] - - -V4L2_TC_TYPE_24FPS = 1 -V4L2_TC_TYPE_25FPS = 2 -V4L2_TC_TYPE_30FPS = 3 -V4L2_TC_TYPE_50FPS = 4 -V4L2_TC_TYPE_60FPS = 5 - -V4L2_TC_FLAG_DROPFRAME = 0x0001 -V4L2_TC_FLAG_COLORFRAME = 0x0002 -V4L2_TC_USERBITS_field = 0x000C -V4L2_TC_USERBITS_USERDEFINED = 0x0000 -V4L2_TC_USERBITS_8BITCHARS = 0x0008 - - -class v4l2_jpegcompression(ctypes.Structure): - _fields_ = [ - ('quality', ctypes.c_int), - ('APPn', ctypes.c_int), - ('APP_len', ctypes.c_int), - ('APP_data', ctypes.c_char * 60), - ('COM_len', ctypes.c_int), - ('COM_data', ctypes.c_char * 60), - ('jpeg_markers', ctypes.c_uint32), - ] - - -V4L2_JPEG_MARKER_DHT = 1 << 3 -V4L2_JPEG_MARKER_DQT = 1 << 4 -V4L2_JPEG_MARKER_DRI = 1 << 5 -V4L2_JPEG_MARKER_COM = 1 << 6 -V4L2_JPEG_MARKER_APP = 1 << 7 - - -# -# Memory-mapping buffers -# - -class v4l2_requestbuffers(ctypes.Structure): - _fields_ = [ - ('count', ctypes.c_uint32), - ('type', v4l2_buf_type), - ('memory', v4l2_memory), - ('reserved', ctypes.c_uint32 * 2), - ] - - -class v4l2_buffer(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('offset', ctypes.c_uint32), - ('userptr', ctypes.c_ulong), - ] - - _fields_ = [ - ('index', ctypes.c_uint32), - ('type', v4l2_buf_type), - ('bytesused', ctypes.c_uint32), - ('flags', ctypes.c_uint32), - ('field', v4l2_field), - ('timestamp', timeval), - ('timecode', v4l2_timecode), - ('sequence', ctypes.c_uint32), - ('memory', v4l2_memory), - ('m', _u), - ('length', ctypes.c_uint32), - ('input', ctypes.c_uint32), - ('reserved', ctypes.c_uint32), - ] - - -V4L2_BUF_FLAG_MAPPED = 0x0001 -V4L2_BUF_FLAG_QUEUED = 0x0002 -V4L2_BUF_FLAG_DONE = 0x0004 -V4L2_BUF_FLAG_KEYFRAME = 0x0008 -V4L2_BUF_FLAG_PFRAME = 0x0010 -V4L2_BUF_FLAG_BFRAME = 0x0020 -V4L2_BUF_FLAG_TIMECODE = 0x0100 -V4L2_BUF_FLAG_INPUT = 0x0200 - - -# -# Overlay preview -# - -class v4l2_framebuffer(ctypes.Structure): - _fields_ = [ - ('capability', ctypes.c_uint32), - ('flags', ctypes.c_uint32), - ('base', ctypes.c_void_p), - ('fmt', v4l2_pix_format), - ] - -V4L2_FBUF_CAP_EXTERNOVERLAY = 0x0001 -V4L2_FBUF_CAP_CHROMAKEY = 0x0002 -V4L2_FBUF_CAP_LIST_CLIPPING = 0x0004 -V4L2_FBUF_CAP_BITMAP_CLIPPING = 0x0008 -V4L2_FBUF_CAP_LOCAL_ALPHA = 0x0010 -V4L2_FBUF_CAP_GLOBAL_ALPHA = 0x0020 -V4L2_FBUF_CAP_LOCAL_INV_ALPHA = 0x0040 -V4L2_FBUF_CAP_SRC_CHROMAKEY = 0x0080 - -V4L2_FBUF_FLAG_PRIMARY = 0x0001 -V4L2_FBUF_FLAG_OVERLAY = 0x0002 -V4L2_FBUF_FLAG_CHROMAKEY = 0x0004 -V4L2_FBUF_FLAG_LOCAL_ALPHA = 0x0008 -V4L2_FBUF_FLAG_GLOBAL_ALPHA = 0x0010 -V4L2_FBUF_FLAG_LOCAL_INV_ALPHA = 0x0020 -V4L2_FBUF_FLAG_SRC_CHROMAKEY = 0x0040 - - -class v4l2_clip(ctypes.Structure): - pass -v4l2_clip._fields_ = [ - ('c', v4l2_rect), - ('next', ctypes.POINTER(v4l2_clip)), -] - - -class v4l2_window(ctypes.Structure): - _fields_ = [ - ('w', v4l2_rect), - ('field', v4l2_field), - ('chromakey', ctypes.c_uint32), - ('clips', ctypes.POINTER(v4l2_clip)), - ('clipcount', ctypes.c_uint32), - ('bitmap', ctypes.c_void_p), - ('global_alpha', ctypes.c_uint8), - ] - - -# -# Capture parameters -# - -class v4l2_captureparm(ctypes.Structure): - _fields_ = [ - ('capability', ctypes.c_uint32), - ('capturemode', ctypes.c_uint32), - ('timeperframe', v4l2_fract), - ('extendedmode', ctypes.c_uint32), - ('readbuffers', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -V4L2_MODE_HIGHQUALITY = 0x0001 -V4L2_CAP_TIMEPERFRAME = 0x1000 - - -class v4l2_outputparm(ctypes.Structure): - _fields_ = [ - ('capability', ctypes.c_uint32), - ('outputmode', ctypes.c_uint32), - ('timeperframe', v4l2_fract), - ('extendedmode', ctypes.c_uint32), - ('writebuffers', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -# -# Input image cropping -# - -class v4l2_cropcap(ctypes.Structure): - _fields_ = [ - ('type', v4l2_buf_type), - ('bounds', v4l2_rect), - ('defrect', v4l2_rect), - ('pixelaspect', v4l2_fract), - ] - - -class v4l2_crop(ctypes.Structure): - _fields_ = [ - ('type', ctypes.c_int), - ('c', v4l2_rect), - ] - - -# -# Analog video standard -# - -v4l2_std_id = ctypes.c_uint64 - - -V4L2_STD_PAL_B = 0x00000001 -V4L2_STD_PAL_B1 = 0x00000002 -V4L2_STD_PAL_G = 0x00000004 -V4L2_STD_PAL_H = 0x00000008 -V4L2_STD_PAL_I = 0x00000010 -V4L2_STD_PAL_D = 0x00000020 -V4L2_STD_PAL_D1 = 0x00000040 -V4L2_STD_PAL_K = 0x00000080 - -V4L2_STD_PAL_M = 0x00000100 -V4L2_STD_PAL_N = 0x00000200 -V4L2_STD_PAL_Nc = 0x00000400 -V4L2_STD_PAL_60 = 0x00000800 - -V4L2_STD_NTSC_M = 0x00001000 -V4L2_STD_NTSC_M_JP = 0x00002000 -V4L2_STD_NTSC_443 = 0x00004000 -V4L2_STD_NTSC_M_KR = 0x00008000 - -V4L2_STD_SECAM_B = 0x00010000 -V4L2_STD_SECAM_D = 0x00020000 -V4L2_STD_SECAM_G = 0x00040000 -V4L2_STD_SECAM_H = 0x00080000 -V4L2_STD_SECAM_K = 0x00100000 -V4L2_STD_SECAM_K1 = 0x00200000 -V4L2_STD_SECAM_L = 0x00400000 -V4L2_STD_SECAM_LC = 0x00800000 - -V4L2_STD_ATSC_8_VSB = 0x01000000 -V4L2_STD_ATSC_16_VSB = 0x02000000 - - -# some common needed stuff -V4L2_STD_PAL_BG = (V4L2_STD_PAL_B | V4L2_STD_PAL_B1 | V4L2_STD_PAL_G) -V4L2_STD_PAL_DK = (V4L2_STD_PAL_D | V4L2_STD_PAL_D1 | V4L2_STD_PAL_K) -V4L2_STD_PAL = (V4L2_STD_PAL_BG | V4L2_STD_PAL_DK | V4L2_STD_PAL_H | V4L2_STD_PAL_I) -V4L2_STD_NTSC = (V4L2_STD_NTSC_M | V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR) -V4L2_STD_SECAM_DK = (V4L2_STD_SECAM_D | V4L2_STD_SECAM_K | V4L2_STD_SECAM_K1) -V4L2_STD_SECAM = (V4L2_STD_SECAM_B | V4L2_STD_SECAM_G | V4L2_STD_SECAM_H | V4L2_STD_SECAM_DK | V4L2_STD_SECAM_L | V4L2_STD_SECAM_LC) - -V4L2_STD_525_60 = (V4L2_STD_PAL_M | V4L2_STD_PAL_60 | V4L2_STD_NTSC | V4L2_STD_NTSC_443) -V4L2_STD_625_50 = (V4L2_STD_PAL | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | V4L2_STD_SECAM) -V4L2_STD_ATSC = (V4L2_STD_ATSC_8_VSB | V4L2_STD_ATSC_16_VSB) - -V4L2_STD_UNKNOWN = 0 -V4L2_STD_ALL = (V4L2_STD_525_60 | V4L2_STD_625_50) - -# some merged standards -V4L2_STD_MN = (V4L2_STD_PAL_M | V4L2_STD_PAL_N | V4L2_STD_PAL_Nc | V4L2_STD_NTSC) -V4L2_STD_B = (V4L2_STD_PAL_B | V4L2_STD_PAL_B1 | V4L2_STD_SECAM_B) -V4L2_STD_GH = (V4L2_STD_PAL_G | V4L2_STD_PAL_H|V4L2_STD_SECAM_G | V4L2_STD_SECAM_H) -V4L2_STD_DK = (V4L2_STD_PAL_DK | V4L2_STD_SECAM_DK) - - -class v4l2_standard(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('id', v4l2_std_id), - ('name', ctypes.c_char * 24), - ('frameperiod', v4l2_fract), - ('framelines', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -# -# Video timings dv preset -# - -class v4l2_dv_preset(ctypes.Structure): - _fields_ = [ - ('preset', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4) - ] - - -# -# DV preset enumeration -# - -class v4l2_dv_enum_preset(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('preset', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('width', ctypes.c_uint32), - ('height', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - -# -# DV preset values -# - -V4L2_DV_INVALID = 0 -V4L2_DV_480P59_94 = 1 -V4L2_DV_576P50 = 2 -V4L2_DV_720P24 = 3 -V4L2_DV_720P25 = 4 -V4L2_DV_720P30 = 5 -V4L2_DV_720P50 = 6 -V4L2_DV_720P59_94 = 7 -V4L2_DV_720P60 = 8 -V4L2_DV_1080I29_97 = 9 -V4L2_DV_1080I30 = 10 -V4L2_DV_1080I25 = 11 -V4L2_DV_1080I50 = 12 -V4L2_DV_1080I60 = 13 -V4L2_DV_1080P24 = 14 -V4L2_DV_1080P25 = 15 -V4L2_DV_1080P30 = 16 -V4L2_DV_1080P50 = 17 -V4L2_DV_1080P60 = 18 - - -# -# DV BT timings -# - -class v4l2_bt_timings(ctypes.Structure): - _fields_ = [ - ('width', ctypes.c_uint32), - ('height', ctypes.c_uint32), - ('interlaced', ctypes.c_uint32), - ('polarities', ctypes.c_uint32), - ('pixelclock', ctypes.c_uint64), - ('hfrontporch', ctypes.c_uint32), - ('hsync', ctypes.c_uint32), - ('hbackporch', ctypes.c_uint32), - ('vfrontporch', ctypes.c_uint32), - ('vsync', ctypes.c_uint32), - ('vbackporch', ctypes.c_uint32), - ('il_vfrontporch', ctypes.c_uint32), - ('il_vsync', ctypes.c_uint32), - ('il_vbackporch', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 16), - ] - - _pack_ = True - -# Interlaced or progressive format -V4L2_DV_PROGRESSIVE = 0 -V4L2_DV_INTERLACED = 1 - -# Polarities. If bit is not set, it is assumed to be negative polarity -V4L2_DV_VSYNC_POS_POL = 0x00000001 -V4L2_DV_HSYNC_POS_POL = 0x00000002 - - -class v4l2_dv_timings(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('bt', v4l2_bt_timings), - ('reserved', ctypes.c_uint32 * 32), - ] - - _fields_ = [ - ('type', ctypes.c_uint32), - ('_u', _u), - ] - - _anonymous_ = ('_u',) - _pack_ = True - - -# Values for the type field -V4L2_DV_BT_656_1120 = 0 - - -# -# Video inputs -# - -class v4l2_input(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('type', ctypes.c_uint32), - ('audioset', ctypes.c_uint32), - ('tuner', ctypes.c_uint32), - ('std', v4l2_std_id), - ('status', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -V4L2_INPUT_TYPE_TUNER = 1 -V4L2_INPUT_TYPE_CAMERA = 2 - -V4L2_IN_ST_NO_POWER = 0x00000001 -V4L2_IN_ST_NO_SIGNAL = 0x00000002 -V4L2_IN_ST_NO_COLOR = 0x00000004 - -V4L2_IN_ST_HFLIP = 0x00000010 -V4L2_IN_ST_VFLIP = 0x00000020 - -V4L2_IN_ST_NO_H_LOCK = 0x00000100 -V4L2_IN_ST_COLOR_KILL = 0x00000200 - -V4L2_IN_ST_NO_SYNC = 0x00010000 -V4L2_IN_ST_NO_EQU = 0x00020000 -V4L2_IN_ST_NO_CARRIER = 0x00040000 - -V4L2_IN_ST_MACROVISION = 0x01000000 -V4L2_IN_ST_NO_ACCESS = 0x02000000 -V4L2_IN_ST_VTR = 0x04000000 - -V4L2_IN_CAP_PRESETS = 0x00000001 -V4L2_IN_CAP_CUSTOM_TIMINGS = 0x00000002 -V4L2_IN_CAP_STD = 0x00000004 - -# -# Video outputs -# - -class v4l2_output(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('type', ctypes.c_uint32), - ('audioset', ctypes.c_uint32), - ('modulator', ctypes.c_uint32), - ('std', v4l2_std_id), - ('reserved', ctypes.c_uint32 * 4), - ] - - -V4L2_OUTPUT_TYPE_MODULATOR = 1 -V4L2_OUTPUT_TYPE_ANALOG = 2 -V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY = 3 - -V4L2_OUT_CAP_PRESETS = 0x00000001 -V4L2_OUT_CAP_CUSTOM_TIMINGS = 0x00000002 -V4L2_OUT_CAP_STD = 0x00000004 - -# -# Controls -# - -class v4l2_control(ctypes.Structure): - _fields_ = [ - ('id', ctypes.c_uint32), - ('value', ctypes.c_int32), - ] - - -class v4l2_ext_control(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('value', ctypes.c_int32), - ('value64', ctypes.c_int64), - ('reserved', ctypes.c_void_p), - ] - - _fields_ = [ - ('id', ctypes.c_uint32), - ('reserved2', ctypes.c_uint32 * 2), - ('_u', _u) - ] - - _anonymous_ = ('_u',) - _pack_ = True - - -class v4l2_ext_controls(ctypes.Structure): - _fields_ = [ - ('ctrl_class', ctypes.c_uint32), - ('count', ctypes.c_uint32), - ('error_idx', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ('controls', ctypes.POINTER(v4l2_ext_control)), - ] - - -V4L2_CTRL_CLASS_USER = 0x00980000 -V4L2_CTRL_CLASS_MPEG = 0x00990000 -V4L2_CTRL_CLASS_CAMERA = 0x009a0000 -V4L2_CTRL_CLASS_FM_TX = 0x009b0000 - - -def V4L2_CTRL_ID_MASK(): - return 0x0fffffff - - -def V4L2_CTRL_ID2CLASS(id_): - return id_ & 0x0fff0000 # unsigned long - - -def V4L2_CTRL_DRIVER_PRIV(id_): - return (id_ & 0xffff) >= 0x1000 - - -class v4l2_queryctrl(ctypes.Structure): - _fields_ = [ - ('id', ctypes.c_uint32), - ('type', v4l2_ctrl_type), - ('name', ctypes.c_char * 32), - ('minimum', ctypes.c_int32), - ('maximum', ctypes.c_int32), - ('step', ctypes.c_int32), - ('default', ctypes.c_int32), - ('flags', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -class v4l2_querymenu(ctypes.Structure): - _fields_ = [ - ('id', ctypes.c_uint32), - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('reserved', ctypes.c_uint32), - ] - - -V4L2_CTRL_FLAG_DISABLED = 0x0001 -V4L2_CTRL_FLAG_GRABBED = 0x0002 -V4L2_CTRL_FLAG_READ_ONLY = 0x0004 -V4L2_CTRL_FLAG_UPDATE = 0x0008 -V4L2_CTRL_FLAG_INACTIVE = 0x0010 -V4L2_CTRL_FLAG_SLIDER = 0x0020 -V4L2_CTRL_FLAG_WRITE_ONLY = 0x0040 - -V4L2_CTRL_FLAG_NEXT_CTRL = 0x80000000 - -V4L2_CID_BASE = V4L2_CTRL_CLASS_USER | 0x900 -V4L2_CID_USER_BASE = V4L2_CID_BASE -V4L2_CID_PRIVATE_BASE = 0x08000000 - -V4L2_CID_USER_CLASS = V4L2_CTRL_CLASS_USER | 1 -V4L2_CID_BRIGHTNESS = V4L2_CID_BASE + 0 -V4L2_CID_CONTRAST = V4L2_CID_BASE + 1 -V4L2_CID_SATURATION = V4L2_CID_BASE + 2 -V4L2_CID_HUE = V4L2_CID_BASE + 3 -V4L2_CID_AUDIO_VOLUME = V4L2_CID_BASE + 5 -V4L2_CID_AUDIO_BALANCE = V4L2_CID_BASE + 6 -V4L2_CID_AUDIO_BASS = V4L2_CID_BASE + 7 -V4L2_CID_AUDIO_TREBLE = V4L2_CID_BASE + 8 -V4L2_CID_AUDIO_MUTE = V4L2_CID_BASE + 9 -V4L2_CID_AUDIO_LOUDNESS = V4L2_CID_BASE + 10 -V4L2_CID_BLACK_LEVEL = V4L2_CID_BASE + 11 # Deprecated -V4L2_CID_AUTO_WHITE_BALANCE = V4L2_CID_BASE + 12 -V4L2_CID_DO_WHITE_BALANCE = V4L2_CID_BASE + 13 -V4L2_CID_RED_BALANCE = V4L2_CID_BASE + 14 -V4L2_CID_BLUE_BALANCE = V4L2_CID_BASE + 15 -V4L2_CID_GAMMA = V4L2_CID_BASE + 16 -V4L2_CID_WHITENESS = V4L2_CID_GAMMA # Deprecated -V4L2_CID_EXPOSURE = V4L2_CID_BASE + 17 -V4L2_CID_AUTOGAIN = V4L2_CID_BASE + 18 -V4L2_CID_GAIN = V4L2_CID_BASE + 19 -V4L2_CID_HFLIP = V4L2_CID_BASE + 20 -V4L2_CID_VFLIP = V4L2_CID_BASE + 21 - -# Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET -V4L2_CID_HCENTER = V4L2_CID_BASE + 22 -V4L2_CID_VCENTER = V4L2_CID_BASE + 23 - -V4L2_CID_POWER_LINE_FREQUENCY = V4L2_CID_BASE + 24 - -v4l2_power_line_frequency = enum -( - V4L2_CID_POWER_LINE_FREQUENCY_DISABLED, - V4L2_CID_POWER_LINE_FREQUENCY_50HZ, - V4L2_CID_POWER_LINE_FREQUENCY_60HZ, -) = range(3) - -V4L2_CID_HUE_AUTO = V4L2_CID_BASE + 25 -V4L2_CID_WHITE_BALANCE_TEMPERATURE = V4L2_CID_BASE + 26 -V4L2_CID_SHARPNESS = V4L2_CID_BASE + 27 -V4L2_CID_BACKLIGHT_COMPENSATION = V4L2_CID_BASE + 28 -V4L2_CID_CHROMA_AGC = V4L2_CID_BASE + 29 -V4L2_CID_COLOR_KILLER = V4L2_CID_BASE + 30 -V4L2_CID_COLORFX = V4L2_CID_BASE + 31 - -v4l2_colorfx = enum -( - V4L2_COLORFX_NONE, - V4L2_COLORFX_BW, - V4L2_COLORFX_SEPIA, -) = range(3) - -V4L2_CID_AUTOBRIGHTNESS = V4L2_CID_BASE + 32 -V4L2_CID_BAND_STOP_FILTER = V4L2_CID_BASE + 33 - -V4L2_CID_ROTATE = V4L2_CID_BASE + 34 -V4L2_CID_BG_COLOR = V4L2_CID_BASE + 35 -V4L2_CID_LASTP1 = V4L2_CID_BASE + 36 - -V4L2_CID_MPEG_BASE = V4L2_CTRL_CLASS_MPEG | 0x900 -V4L2_CID_MPEG_CLASS = V4L2_CTRL_CLASS_MPEG | 1 - -# MPEG streams -V4L2_CID_MPEG_STREAM_TYPE = V4L2_CID_MPEG_BASE + 0 - -v4l2_mpeg_stream_type = enum -( - V4L2_MPEG_STREAM_TYPE_MPEG2_PS, - V4L2_MPEG_STREAM_TYPE_MPEG2_TS, - V4L2_MPEG_STREAM_TYPE_MPEG1_SS, - V4L2_MPEG_STREAM_TYPE_MPEG2_DVD, - V4L2_MPEG_STREAM_TYPE_MPEG1_VCD, - V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD, -) = range(6) - -V4L2_CID_MPEG_STREAM_PID_PMT = V4L2_CID_MPEG_BASE + 1 -V4L2_CID_MPEG_STREAM_PID_AUDIO = V4L2_CID_MPEG_BASE + 2 -V4L2_CID_MPEG_STREAM_PID_VIDEO = V4L2_CID_MPEG_BASE + 3 -V4L2_CID_MPEG_STREAM_PID_PCR = V4L2_CID_MPEG_BASE + 4 -V4L2_CID_MPEG_STREAM_PES_ID_AUDIO = V4L2_CID_MPEG_BASE + 5 -V4L2_CID_MPEG_STREAM_PES_ID_VIDEO = V4L2_CID_MPEG_BASE + 6 -V4L2_CID_MPEG_STREAM_VBI_FMT = V4L2_CID_MPEG_BASE + 7 - -v4l2_mpeg_stream_vbi_fmt = enum -( - V4L2_MPEG_STREAM_VBI_FMT_NONE, - V4L2_MPEG_STREAM_VBI_FMT_IVTV, -) = range(2) - -V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ = V4L2_CID_MPEG_BASE + 100 - -v4l2_mpeg_audio_sampling_freq = enum -( - V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000, - V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000, -) = range(3) - -V4L2_CID_MPEG_AUDIO_ENCODING = V4L2_CID_MPEG_BASE + 101 - -v4l2_mpeg_audio_encoding = enum -( - V4L2_MPEG_AUDIO_ENCODING_LAYER_1, - V4L2_MPEG_AUDIO_ENCODING_LAYER_2, - V4L2_MPEG_AUDIO_ENCODING_LAYER_3, - V4L2_MPEG_AUDIO_ENCODING_AAC, - V4L2_MPEG_AUDIO_ENCODING_AC3, -) = range(5) - -V4L2_CID_MPEG_AUDIO_L1_BITRATE = V4L2_CID_MPEG_BASE + 102 - -v4l2_mpeg_audio_l1_bitrate = enum -( - V4L2_MPEG_AUDIO_L1_BITRATE_32K, - V4L2_MPEG_AUDIO_L1_BITRATE_64K, - V4L2_MPEG_AUDIO_L1_BITRATE_96K, - V4L2_MPEG_AUDIO_L1_BITRATE_128K, - V4L2_MPEG_AUDIO_L1_BITRATE_160K, - V4L2_MPEG_AUDIO_L1_BITRATE_192K, - V4L2_MPEG_AUDIO_L1_BITRATE_224K, - V4L2_MPEG_AUDIO_L1_BITRATE_256K, - V4L2_MPEG_AUDIO_L1_BITRATE_288K, - V4L2_MPEG_AUDIO_L1_BITRATE_320K, - V4L2_MPEG_AUDIO_L1_BITRATE_352K, - V4L2_MPEG_AUDIO_L1_BITRATE_384K, - V4L2_MPEG_AUDIO_L1_BITRATE_416K, - V4L2_MPEG_AUDIO_L1_BITRATE_448K, -) = range(14) - -V4L2_CID_MPEG_AUDIO_L2_BITRATE = V4L2_CID_MPEG_BASE + 103 - -v4l2_mpeg_audio_l2_bitrate = enum -( - V4L2_MPEG_AUDIO_L2_BITRATE_32K, - V4L2_MPEG_AUDIO_L2_BITRATE_48K, - V4L2_MPEG_AUDIO_L2_BITRATE_56K, - V4L2_MPEG_AUDIO_L2_BITRATE_64K, - V4L2_MPEG_AUDIO_L2_BITRATE_80K, - V4L2_MPEG_AUDIO_L2_BITRATE_96K, - V4L2_MPEG_AUDIO_L2_BITRATE_112K, - V4L2_MPEG_AUDIO_L2_BITRATE_128K, - V4L2_MPEG_AUDIO_L2_BITRATE_160K, - V4L2_MPEG_AUDIO_L2_BITRATE_192K, - V4L2_MPEG_AUDIO_L2_BITRATE_224K, - V4L2_MPEG_AUDIO_L2_BITRATE_256K, - V4L2_MPEG_AUDIO_L2_BITRATE_320K, - V4L2_MPEG_AUDIO_L2_BITRATE_384K, -) = range(14) - -V4L2_CID_MPEG_AUDIO_L3_BITRATE = V4L2_CID_MPEG_BASE + 104 - -v4l2_mpeg_audio_l3_bitrate = enum -( - V4L2_MPEG_AUDIO_L3_BITRATE_32K, - V4L2_MPEG_AUDIO_L3_BITRATE_40K, - V4L2_MPEG_AUDIO_L3_BITRATE_48K, - V4L2_MPEG_AUDIO_L3_BITRATE_56K, - V4L2_MPEG_AUDIO_L3_BITRATE_64K, - V4L2_MPEG_AUDIO_L3_BITRATE_80K, - V4L2_MPEG_AUDIO_L3_BITRATE_96K, - V4L2_MPEG_AUDIO_L3_BITRATE_112K, - V4L2_MPEG_AUDIO_L3_BITRATE_128K, - V4L2_MPEG_AUDIO_L3_BITRATE_160K, - V4L2_MPEG_AUDIO_L3_BITRATE_192K, - V4L2_MPEG_AUDIO_L3_BITRATE_224K, - V4L2_MPEG_AUDIO_L3_BITRATE_256K, - V4L2_MPEG_AUDIO_L3_BITRATE_320K, -) = range(14) - -V4L2_CID_MPEG_AUDIO_MODE = V4L2_CID_MPEG_BASE + 105 - -v4l2_mpeg_audio_mode = enum -( - V4L2_MPEG_AUDIO_MODE_STEREO, - V4L2_MPEG_AUDIO_MODE_JOINT_STEREO, - V4L2_MPEG_AUDIO_MODE_DUAL, - V4L2_MPEG_AUDIO_MODE_MONO, -) = range(4) - -V4L2_CID_MPEG_AUDIO_MODE_EXTENSION = V4L2_CID_MPEG_BASE + 106 - -v4l2_mpeg_audio_mode_extension = enum -( - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12, - V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16, -) = range(4) - -V4L2_CID_MPEG_AUDIO_EMPHASIS = V4L2_CID_MPEG_BASE + 107 - -v4l2_mpeg_audio_emphasis = enum -( - V4L2_MPEG_AUDIO_EMPHASIS_NONE, - V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS, - V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17, -) = range(3) - -V4L2_CID_MPEG_AUDIO_CRC = V4L2_CID_MPEG_BASE + 108 - -v4l2_mpeg_audio_crc = enum -( - V4L2_MPEG_AUDIO_CRC_NONE, - V4L2_MPEG_AUDIO_CRC_CRC16, -) = range(2) - -V4L2_CID_MPEG_AUDIO_MUTE = V4L2_CID_MPEG_BASE + 109 -V4L2_CID_MPEG_AUDIO_AAC_BITRATE = V4L2_CID_MPEG_BASE + 110 -V4L2_CID_MPEG_AUDIO_AC3_BITRATE = V4L2_CID_MPEG_BASE + 111 - -v4l2_mpeg_audio_ac3_bitrate = enum -( - V4L2_MPEG_AUDIO_AC3_BITRATE_32K, - V4L2_MPEG_AUDIO_AC3_BITRATE_40K, - V4L2_MPEG_AUDIO_AC3_BITRATE_48K, - V4L2_MPEG_AUDIO_AC3_BITRATE_56K, - V4L2_MPEG_AUDIO_AC3_BITRATE_64K, - V4L2_MPEG_AUDIO_AC3_BITRATE_80K, - V4L2_MPEG_AUDIO_AC3_BITRATE_96K, - V4L2_MPEG_AUDIO_AC3_BITRATE_112K, - V4L2_MPEG_AUDIO_AC3_BITRATE_128K, - V4L2_MPEG_AUDIO_AC3_BITRATE_160K, - V4L2_MPEG_AUDIO_AC3_BITRATE_192K, - V4L2_MPEG_AUDIO_AC3_BITRATE_224K, - V4L2_MPEG_AUDIO_AC3_BITRATE_256K, - V4L2_MPEG_AUDIO_AC3_BITRATE_320K, - V4L2_MPEG_AUDIO_AC3_BITRATE_384K, - V4L2_MPEG_AUDIO_AC3_BITRATE_448K, - V4L2_MPEG_AUDIO_AC3_BITRATE_512K, - V4L2_MPEG_AUDIO_AC3_BITRATE_576K, - V4L2_MPEG_AUDIO_AC3_BITRATE_640K, -) = range(19) - -V4L2_CID_MPEG_VIDEO_ENCODING = V4L2_CID_MPEG_BASE + 200 - -v4l2_mpeg_video_encoding = enum -( - V4L2_MPEG_VIDEO_ENCODING_MPEG_1, - V4L2_MPEG_VIDEO_ENCODING_MPEG_2, - V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC, -) = range(3) - -V4L2_CID_MPEG_VIDEO_ASPECT = V4L2_CID_MPEG_BASE + 201 - -v4l2_mpeg_video_aspect = enum -( - V4L2_MPEG_VIDEO_ASPECT_1x1, - V4L2_MPEG_VIDEO_ASPECT_4x3, - V4L2_MPEG_VIDEO_ASPECT_16x9, - V4L2_MPEG_VIDEO_ASPECT_221x100, -) = range(4) - -V4L2_CID_MPEG_VIDEO_B_FRAMES = V4L2_CID_MPEG_BASE + 202 -V4L2_CID_MPEG_VIDEO_GOP_SIZE = V4L2_CID_MPEG_BASE + 203 -V4L2_CID_MPEG_VIDEO_GOP_CLOSURE = V4L2_CID_MPEG_BASE + 204 -V4L2_CID_MPEG_VIDEO_PULLDOWN = V4L2_CID_MPEG_BASE + 205 -V4L2_CID_MPEG_VIDEO_BITRATE_MODE = V4L2_CID_MPEG_BASE + 206 - -v4l2_mpeg_video_bitrate_mode = enum -( - V4L2_MPEG_VIDEO_BITRATE_MODE_VBR, - V4L2_MPEG_VIDEO_BITRATE_MODE_CBR, -) = range(2) - -V4L2_CID_MPEG_VIDEO_BITRATE = V4L2_CID_MPEG_BASE + 207 -V4L2_CID_MPEG_VIDEO_BITRATE_PEAK = V4L2_CID_MPEG_BASE + 208 -V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION = V4L2_CID_MPEG_BASE + 209 -V4L2_CID_MPEG_VIDEO_MUTE = V4L2_CID_MPEG_BASE + 210 -V4L2_CID_MPEG_VIDEO_MUTE_YUV = V4L2_CID_MPEG_BASE + 211 - -V4L2_CID_MPEG_CX2341X_BASE = V4L2_CTRL_CLASS_MPEG | 0x1000 -V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE = V4L2_CID_MPEG_CX2341X_BASE + 0 - -v4l2_mpeg_cx2341x_video_spatial_filter_mode = enum -( - V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL, - V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO, -) = range(2) - -V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER = V4L2_CID_MPEG_CX2341X_BASE + 1 -V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE = V4L2_CID_MPEG_CX2341X_BASE + 2 - -v4l2_mpeg_cx2341x_video_luma_spatial_filter_type = enum -( - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF, - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR, - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT, - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE, - V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE, -) = range(5) - -V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE = V4L2_CID_MPEG_CX2341X_BASE + 3 - -v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type = enum -( - V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF, - V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR, -) = range(2) - -V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE = V4L2_CID_MPEG_CX2341X_BASE + 4 - -v4l2_mpeg_cx2341x_video_temporal_filter_mode = enum -( - V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL, - V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO, -) = range(2) - -V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER = V4L2_CID_MPEG_CX2341X_BASE + 5 -V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE = V4L2_CID_MPEG_CX2341X_BASE + 6 - -v4l2_mpeg_cx2341x_video_median_filter_type = enum -( - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF, - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR, - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT, - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT, - V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG, -) = range(5) - -V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM = V4L2_CID_MPEG_CX2341X_BASE + 7 -V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP = V4L2_CID_MPEG_CX2341X_BASE + 8 -V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM = V4L2_CID_MPEG_CX2341X_BASE + 9 -V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP = V4L2_CID_MPEG_CX2341X_BASE + 10 -V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS = V4L2_CID_MPEG_CX2341X_BASE + 11 - -V4L2_CID_CAMERA_CLASS_BASE = V4L2_CTRL_CLASS_CAMERA | 0x900 -V4L2_CID_CAMERA_CLASS = V4L2_CTRL_CLASS_CAMERA | 1 - -V4L2_CID_EXPOSURE_AUTO = V4L2_CID_CAMERA_CLASS_BASE + 1 - -v4l2_exposure_auto_type = enum -( - V4L2_EXPOSURE_AUTO, - V4L2_EXPOSURE_MANUAL, - V4L2_EXPOSURE_SHUTTER_PRIORITY, - V4L2_EXPOSURE_APERTURE_PRIORITY, -) = range(4) - -V4L2_CID_EXPOSURE_ABSOLUTE = V4L2_CID_CAMERA_CLASS_BASE + 2 -V4L2_CID_EXPOSURE_AUTO_PRIORITY = V4L2_CID_CAMERA_CLASS_BASE + 3 - -V4L2_CID_PAN_RELATIVE = V4L2_CID_CAMERA_CLASS_BASE + 4 -V4L2_CID_TILT_RELATIVE = V4L2_CID_CAMERA_CLASS_BASE + 5 -V4L2_CID_PAN_RESET = V4L2_CID_CAMERA_CLASS_BASE + 6 -V4L2_CID_TILT_RESET = V4L2_CID_CAMERA_CLASS_BASE + 7 - -V4L2_CID_PAN_ABSOLUTE = V4L2_CID_CAMERA_CLASS_BASE + 8 -V4L2_CID_TILT_ABSOLUTE = V4L2_CID_CAMERA_CLASS_BASE + 9 - -V4L2_CID_FOCUS_ABSOLUTE = V4L2_CID_CAMERA_CLASS_BASE + 10 -V4L2_CID_FOCUS_RELATIVE = V4L2_CID_CAMERA_CLASS_BASE + 11 -V4L2_CID_FOCUS_AUTO = V4L2_CID_CAMERA_CLASS_BASE + 12 - -V4L2_CID_ZOOM_ABSOLUTE = V4L2_CID_CAMERA_CLASS_BASE + 13 -V4L2_CID_ZOOM_RELATIVE = V4L2_CID_CAMERA_CLASS_BASE + 14 -V4L2_CID_ZOOM_CONTINUOUS = V4L2_CID_CAMERA_CLASS_BASE + 15 - -V4L2_CID_PRIVACY = V4L2_CID_CAMERA_CLASS_BASE + 16 - -V4L2_CID_FM_TX_CLASS_BASE = V4L2_CTRL_CLASS_FM_TX | 0x900 -V4L2_CID_FM_TX_CLASS = V4L2_CTRL_CLASS_FM_TX | 1 - -V4L2_CID_RDS_TX_DEVIATION = V4L2_CID_FM_TX_CLASS_BASE + 1 -V4L2_CID_RDS_TX_PI = V4L2_CID_FM_TX_CLASS_BASE + 2 -V4L2_CID_RDS_TX_PTY = V4L2_CID_FM_TX_CLASS_BASE + 3 -V4L2_CID_RDS_TX_PS_NAME = V4L2_CID_FM_TX_CLASS_BASE + 5 -V4L2_CID_RDS_TX_RADIO_TEXT = V4L2_CID_FM_TX_CLASS_BASE + 6 - -V4L2_CID_AUDIO_LIMITER_ENABLED = V4L2_CID_FM_TX_CLASS_BASE + 64 -V4L2_CID_AUDIO_LIMITER_RELEASE_TIME = V4L2_CID_FM_TX_CLASS_BASE + 65 -V4L2_CID_AUDIO_LIMITER_DEVIATION = V4L2_CID_FM_TX_CLASS_BASE + 66 - -V4L2_CID_AUDIO_COMPRESSION_ENABLED = V4L2_CID_FM_TX_CLASS_BASE + 80 -V4L2_CID_AUDIO_COMPRESSION_GAIN = V4L2_CID_FM_TX_CLASS_BASE + 81 -V4L2_CID_AUDIO_COMPRESSION_THRESHOLD = V4L2_CID_FM_TX_CLASS_BASE + 82 -V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME = V4L2_CID_FM_TX_CLASS_BASE + 83 -V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME = V4L2_CID_FM_TX_CLASS_BASE + 84 - -V4L2_CID_PILOT_TONE_ENABLED = V4L2_CID_FM_TX_CLASS_BASE + 96 -V4L2_CID_PILOT_TONE_DEVIATION = V4L2_CID_FM_TX_CLASS_BASE + 97 -V4L2_CID_PILOT_TONE_FREQUENCY = V4L2_CID_FM_TX_CLASS_BASE + 98 - -V4L2_CID_TUNE_PREEMPHASIS = V4L2_CID_FM_TX_CLASS_BASE + 112 - -v4l2_preemphasis = enum -( - V4L2_PREEMPHASIS_DISABLED, - V4L2_PREEMPHASIS_50_uS, - V4L2_PREEMPHASIS_75_uS, -) = range(3) - -V4L2_CID_TUNE_POWER_LEVEL = V4L2_CID_FM_TX_CLASS_BASE + 113 -V4L2_CID_TUNE_ANTENNA_CAPACITOR = V4L2_CID_FM_TX_CLASS_BASE + 114 - - -# -# Tuning -# - -class v4l2_tuner(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('type', v4l2_tuner_type), - ('capability', ctypes.c_uint32), - ('rangelow', ctypes.c_uint32), - ('rangehigh', ctypes.c_uint32), - ('rxsubchans', ctypes.c_uint32), - ('audmode', ctypes.c_uint32), - ('signal', ctypes.c_int32), - ('afc', ctypes.c_int32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -class v4l2_modulator(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('capability', ctypes.c_uint32), - ('rangelow', ctypes.c_uint32), - ('rangehigh', ctypes.c_uint32), - ('txsubchans', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ] - - -V4L2_TUNER_CAP_LOW = 0x0001 -V4L2_TUNER_CAP_NORM = 0x0002 -V4L2_TUNER_CAP_STEREO = 0x0010 -V4L2_TUNER_CAP_LANG2 = 0x0020 -V4L2_TUNER_CAP_SAP = 0x0020 -V4L2_TUNER_CAP_LANG1 = 0x0040 -V4L2_TUNER_CAP_RDS = 0x0080 - -V4L2_TUNER_SUB_MONO = 0x0001 -V4L2_TUNER_SUB_STEREO = 0x0002 -V4L2_TUNER_SUB_LANG2 = 0x0004 -V4L2_TUNER_SUB_SAP = 0x0004 -V4L2_TUNER_SUB_LANG1 = 0x0008 -V4L2_TUNER_SUB_RDS = 0x0010 - -V4L2_TUNER_MODE_MONO = 0x0000 -V4L2_TUNER_MODE_STEREO = 0x0001 -V4L2_TUNER_MODE_LANG2 = 0x0002 -V4L2_TUNER_MODE_SAP = 0x0002 -V4L2_TUNER_MODE_LANG1 = 0x0003 -V4L2_TUNER_MODE_LANG1_LANG2 = 0x0004 - - -class v4l2_frequency(ctypes.Structure): - _fields_ = [ - ('tuner', ctypes.c_uint32), - ('type', v4l2_tuner_type), - ('frequency', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 8), - ] - - -class v4l2_hw_freq_seek(ctypes.Structure): - _fields_ = [ - ('tuner', ctypes.c_uint32), - ('type', v4l2_tuner_type), - ('seek_upward', ctypes.c_uint32), - ('wrap_around', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 8), - ] - - -# -# RDS -# - -class v4l2_rds_data(ctypes.Structure): - _fields_ = [ - ('lsb', ctypes.c_char), - ('msb', ctypes.c_char), - ('block', ctypes.c_char), - ] - - _pack_ = True - - -V4L2_RDS_BLOCK_MSK = 0x7 -V4L2_RDS_BLOCK_A = 0 -V4L2_RDS_BLOCK_B = 1 -V4L2_RDS_BLOCK_C = 2 -V4L2_RDS_BLOCK_D = 3 -V4L2_RDS_BLOCK_C_ALT = 4 -V4L2_RDS_BLOCK_INVALID = 7 - -V4L2_RDS_BLOCK_CORRECTED = 0x40 -V4L2_RDS_BLOCK_ERROR = 0x80 - - -# -# Audio -# - -class v4l2_audio(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('capability', ctypes.c_uint32), - ('mode', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -V4L2_AUDCAP_STEREO = 0x00001 -V4L2_AUDCAP_AVL = 0x00002 - -V4L2_AUDMODE_AVL = 0x00001 - - -class v4l2_audioout(ctypes.Structure): - _fields_ = [ - ('index', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ('capability', ctypes.c_uint32), - ('mode', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -# -# Mpeg services (experimental) -# - -V4L2_ENC_IDX_FRAME_I = 0 -V4L2_ENC_IDX_FRAME_P = 1 -V4L2_ENC_IDX_FRAME_B = 2 -V4L2_ENC_IDX_FRAME_MASK = 0xf - - -class v4l2_enc_idx_entry(ctypes.Structure): - _fields_ = [ - ('offset', ctypes.c_uint64), - ('pts', ctypes.c_uint64), - ('length', ctypes.c_uint32), - ('flags', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -V4L2_ENC_IDX_ENTRIES = 64 - - -class v4l2_enc_idx(ctypes.Structure): - _fields_ = [ - ('entries', ctypes.c_uint32), - ('entries_cap', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 4), - ('entry', v4l2_enc_idx_entry * V4L2_ENC_IDX_ENTRIES), - ] - - -V4L2_ENC_CMD_START = 0 -V4L2_ENC_CMD_STOP = 1 -V4L2_ENC_CMD_PAUSE = 2 -V4L2_ENC_CMD_RESUME = 3 - -V4L2_ENC_CMD_STOP_AT_GOP_END = 1 << 0 - - -class v4l2_encoder_cmd(ctypes.Structure): - class _u(ctypes.Union): - class _s(ctypes.Structure): - _fields_ = [ - ('data', ctypes.c_uint32 * 8), - ] - - _fields_ = [ - ('raw', _s), - ] - - _fields_ = [ - ('cmd', ctypes.c_uint32), - ('flags', ctypes.c_uint32), - ('_u', _u), - ] - - _anonymous_ = ('_u',) - - -# -# Data services (VBI) -# - -class v4l2_vbi_format(ctypes.Structure): - _fields_ = [ - ('sampling_rate', ctypes.c_uint32), - ('offset', ctypes.c_uint32), - ('samples_per_line', ctypes.c_uint32), - ('sample_format', ctypes.c_uint32), - ('start', ctypes.c_int32 * 2), - ('count', ctypes.c_uint32 * 2), - ('flags', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -V4L2_VBI_UNSYNC = 1 << 0 -V4L2_VBI_INTERLACED = 1 << 1 - - -class v4l2_sliced_vbi_format(ctypes.Structure): - _fields_ = [ - ('service_set', ctypes.c_uint16), - ('service_lines', ctypes.c_uint16 * 2 * 24), - ('io_size', ctypes.c_uint32), - ('reserved', ctypes.c_uint32 * 2), - ] - - -V4L2_SLICED_TELETEXT_B = 0x0001 -V4L2_SLICED_VPS = 0x0400 -V4L2_SLICED_CAPTION_525 = 0x1000 -V4L2_SLICED_WSS_625 = 0x4000 -V4L2_SLICED_VBI_525 = V4L2_SLICED_CAPTION_525 -V4L2_SLICED_VBI_625 = ( - V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625) - - -class v4l2_sliced_vbi_cap(ctypes.Structure): - _fields_ = [ - ('service_set', ctypes.c_uint16), - ('service_lines', ctypes.c_uint16 * 2 * 24), - ('type', v4l2_buf_type), - ('reserved', ctypes.c_uint32 * 3), - ] - - -class v4l2_sliced_vbi_data(ctypes.Structure): - _fields_ = [ - ('id', ctypes.c_uint32), - ('field', ctypes.c_uint32), - ('line', ctypes.c_uint32), - ('reserved', ctypes.c_uint32), - ('data', ctypes.c_char * 48), - ] - - -# -# Sliced VBI data inserted into MPEG Streams -# - - -V4L2_MPEG_VBI_IVTV_TELETEXT_B = 1 -V4L2_MPEG_VBI_IVTV_CAPTION_525 = 4 -V4L2_MPEG_VBI_IVTV_WSS_625 = 5 -V4L2_MPEG_VBI_IVTV_VPS = 7 - - -class v4l2_mpeg_vbi_itv0_line(ctypes.Structure): - _fields_ = [ - ('id', ctypes.c_char), - ('data', ctypes.c_char * 42), - ] - - _pack_ = True - - -class v4l2_mpeg_vbi_itv0(ctypes.Structure): - _fields_ = [ - ('linemask', ctypes.c_uint32 * 2), # how to define __le32 in ctypes? - ('line', v4l2_mpeg_vbi_itv0_line * 35), - ] - - _pack_ = True - - -class v4l2_mpeg_vbi_ITV0(ctypes.Structure): - _fields_ = [ - ('line', v4l2_mpeg_vbi_itv0_line * 36), - ] - - _pack_ = True - - -V4L2_MPEG_VBI_IVTV_MAGIC0 = "itv0" -V4L2_MPEG_VBI_IVTV_MAGIC1 = "ITV0" - - -class v4l2_mpeg_vbi_fmt_ivtv(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('itv0', v4l2_mpeg_vbi_itv0), - ('ITV0', v4l2_mpeg_vbi_ITV0), - ] - - _fields_ = [ - ('magic', ctypes.c_char * 4), - ('_u', _u) - ] - - _anonymous_ = ('_u',) - _pack_ = True - - -# -# Aggregate structures -# - -class v4l2_format(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('pix', v4l2_pix_format), - ('win', v4l2_window), - ('vbi', v4l2_vbi_format), - ('sliced', v4l2_sliced_vbi_format), - ('raw_data', ctypes.c_char * 200), - ] - - _fields_ = [ - ('type', v4l2_buf_type), - ('fmt', _u), - ] - - -class v4l2_streamparm(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('capture', v4l2_captureparm), - ('output', v4l2_outputparm), - ('raw_data', ctypes.c_char * 200), - ] - - _fields_ = [ - ('type', v4l2_buf_type), - ('parm', _u) - ] - - -# -# Advanced debugging -# - -V4L2_CHIP_MATCH_HOST = 0 -V4L2_CHIP_MATCH_I2C_DRIVER = 1 -V4L2_CHIP_MATCH_I2C_ADDR = 2 -V4L2_CHIP_MATCH_AC97 = 3 - - -class v4l2_dbg_match(ctypes.Structure): - class _u(ctypes.Union): - _fields_ = [ - ('addr', ctypes.c_uint32), - ('name', ctypes.c_char * 32), - ] - - _fields_ = [ - ('type', ctypes.c_uint32), - ('_u', _u), - ] - - _anonymous_ = ('_u',) - _pack_ = True - - -class v4l2_dbg_register(ctypes.Structure): - _fields_ = [ - ('match', v4l2_dbg_match), - ('size', ctypes.c_uint32), - ('reg', ctypes.c_uint64), - ('val', ctypes.c_uint64), - ] - - _pack_ = True - - -class v4l2_dbg_chip_ident(ctypes.Structure): - _fields_ = [ - ('match', v4l2_dbg_match), - ('ident', ctypes.c_uint32), - ('revision', ctypes.c_uint32), - ] - - _pack_ = True - - -# -# ioctl codes for video devices -# - -VIDIOC_QUERYCAP = _IOR('V', 0, v4l2_capability) -VIDIOC_RESERVED = _IO('V', 1) -VIDIOC_ENUM_FMT = _IOWR('V', 2, v4l2_fmtdesc) -VIDIOC_G_FMT = _IOWR('V', 4, v4l2_format) -VIDIOC_S_FMT = _IOWR('V', 5, v4l2_format) -VIDIOC_REQBUFS = _IOWR('V', 8, v4l2_requestbuffers) -VIDIOC_QUERYBUF = _IOWR('V', 9, v4l2_buffer) -VIDIOC_G_FBUF = _IOR('V', 10, v4l2_framebuffer) -VIDIOC_S_FBUF = _IOW('V', 11, v4l2_framebuffer) -VIDIOC_OVERLAY = _IOW('V', 14, ctypes.c_int) -VIDIOC_QBUF = _IOWR('V', 15, v4l2_buffer) -VIDIOC_DQBUF = _IOWR('V', 17, v4l2_buffer) -VIDIOC_STREAMON = _IOW('V', 18, ctypes.c_int) -VIDIOC_STREAMOFF = _IOW('V', 19, ctypes.c_int) -VIDIOC_G_PARM = _IOWR('V', 21, v4l2_streamparm) -VIDIOC_S_PARM = _IOWR('V', 22, v4l2_streamparm) -VIDIOC_G_STD = _IOR('V', 23, v4l2_std_id) -VIDIOC_S_STD = _IOW('V', 24, v4l2_std_id) -VIDIOC_ENUMSTD = _IOWR('V', 25, v4l2_standard) -VIDIOC_ENUMINPUT = _IOWR('V', 26, v4l2_input) -VIDIOC_G_CTRL = _IOWR('V', 27, v4l2_control) -VIDIOC_S_CTRL = _IOWR('V', 28, v4l2_control) -VIDIOC_G_TUNER = _IOWR('V', 29, v4l2_tuner) -VIDIOC_S_TUNER = _IOW('V', 30, v4l2_tuner) -VIDIOC_G_AUDIO = _IOR('V', 33, v4l2_audio) -VIDIOC_S_AUDIO = _IOW('V', 34, v4l2_audio) -VIDIOC_QUERYCTRL = _IOWR('V', 36, v4l2_queryctrl) -VIDIOC_QUERYMENU = _IOWR('V', 37, v4l2_querymenu) -VIDIOC_G_INPUT = _IOR('V', 38, ctypes.c_int) -VIDIOC_S_INPUT = _IOWR('V', 39, ctypes.c_int) -VIDIOC_G_OUTPUT = _IOR('V', 46, ctypes.c_int) -VIDIOC_S_OUTPUT = _IOWR('V', 47, ctypes.c_int) -VIDIOC_ENUMOUTPUT = _IOWR('V', 48, v4l2_output) -VIDIOC_G_AUDOUT = _IOR('V', 49, v4l2_audioout) -VIDIOC_S_AUDOUT = _IOW('V', 50, v4l2_audioout) -VIDIOC_G_MODULATOR = _IOWR('V', 54, v4l2_modulator) -VIDIOC_S_MODULATOR = _IOW('V', 55, v4l2_modulator) -VIDIOC_G_FREQUENCY = _IOWR('V', 56, v4l2_frequency) -VIDIOC_S_FREQUENCY = _IOW('V', 57, v4l2_frequency) -VIDIOC_CROPCAP = _IOWR('V', 58, v4l2_cropcap) -VIDIOC_G_CROP = _IOWR('V', 59, v4l2_crop) -VIDIOC_S_CROP = _IOW('V', 60, v4l2_crop) -VIDIOC_G_JPEGCOMP = _IOR('V', 61, v4l2_jpegcompression) -VIDIOC_S_JPEGCOMP = _IOW('V', 62, v4l2_jpegcompression) -VIDIOC_QUERYSTD = _IOR('V', 63, v4l2_std_id) -VIDIOC_TRY_FMT = _IOWR('V', 64, v4l2_format) -VIDIOC_ENUMAUDIO = _IOWR('V', 65, v4l2_audio) -VIDIOC_ENUMAUDOUT = _IOWR('V', 66, v4l2_audioout) -VIDIOC_G_PRIORITY = _IOR('V', 67, v4l2_priority) -VIDIOC_S_PRIORITY = _IOW('V', 68, v4l2_priority) -VIDIOC_G_SLICED_VBI_CAP = _IOWR('V', 69, v4l2_sliced_vbi_cap) -VIDIOC_LOG_STATUS = _IO('V', 70) -VIDIOC_G_EXT_CTRLS = _IOWR('V', 71, v4l2_ext_controls) -VIDIOC_S_EXT_CTRLS = _IOWR('V', 72, v4l2_ext_controls) -VIDIOC_TRY_EXT_CTRLS = _IOWR('V', 73, v4l2_ext_controls) - -VIDIOC_ENUM_FRAMESIZES = _IOWR('V', 74, v4l2_frmsizeenum) -VIDIOC_ENUM_FRAMEINTERVALS = _IOWR('V', 75, v4l2_frmivalenum) -VIDIOC_G_ENC_INDEX = _IOR('V', 76, v4l2_enc_idx) -VIDIOC_ENCODER_CMD = _IOWR('V', 77, v4l2_encoder_cmd) -VIDIOC_TRY_ENCODER_CMD = _IOWR('V', 78, v4l2_encoder_cmd) - -VIDIOC_DBG_S_REGISTER = _IOW('V', 79, v4l2_dbg_register) -VIDIOC_DBG_G_REGISTER = _IOWR('V', 80, v4l2_dbg_register) - -VIDIOC_DBG_G_CHIP_IDENT = _IOWR('V', 81, v4l2_dbg_chip_ident) - -VIDIOC_S_HW_FREQ_SEEK = _IOW('V', 82, v4l2_hw_freq_seek) -VIDIOC_ENUM_DV_PRESETS = _IOWR('V', 83, v4l2_dv_enum_preset) -VIDIOC_S_DV_PRESET = _IOWR('V', 84, v4l2_dv_preset) -VIDIOC_G_DV_PRESET = _IOWR('V', 85, v4l2_dv_preset) -VIDIOC_QUERY_DV_PRESET = _IOR('V', 86, v4l2_dv_preset) -VIDIOC_S_DV_TIMINGS = _IOWR('V', 87, v4l2_dv_timings) -VIDIOC_G_DV_TIMINGS = _IOWR('V', 88, v4l2_dv_timings) - -VIDIOC_OVERLAY_OLD = _IOWR('V', 14, ctypes.c_int) -VIDIOC_S_PARM_OLD = _IOW('V', 22, v4l2_streamparm) -VIDIOC_S_CTRL_OLD = _IOW('V', 28, v4l2_control) -VIDIOC_G_AUDIO_OLD = _IOWR('V', 33, v4l2_audio) -VIDIOC_G_AUDOUT_OLD = _IOWR('V', 49, v4l2_audioout) -VIDIOC_CROPCAP_OLD = _IOR('V', 58, v4l2_cropcap) - -BASE_VIDIOC_PRIVATE = 192 |
