/usr/lib/python3/dist-packages/xcffib/xv.py is in python3-xcffib 0.3.6-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 | import xcffib
import struct
import six
MAJOR_VERSION = 2
MINOR_VERSION = 2
key = xcffib.ExtensionKey("XVideo")
_events = {}
_errors = {}
from . import xproto
from . import shm
class Type:
InputMask = 1 << 0
OutputMask = 1 << 1
VideoMask = 1 << 2
StillMask = 1 << 3
ImageMask = 1 << 4
class ImageFormatInfoType:
RGB = 0
YUV = 1
class ImageFormatInfoFormat:
Packed = 0
Planar = 1
class AttributeFlag:
Gettable = 1 << 0
Settable = 1 << 1
class VideoNotifyReason:
Started = 0
Stopped = 1
Busy = 2
Preempted = 3
HardError = 4
class ScanlineOrder:
TopToBottom = 0
BottomToTop = 1
class GrabPortStatus:
Success = 0
BadExtension = 1
AlreadyGrabbed = 2
InvalidTime = 3
BadReply = 4
BadAlloc = 5
class Rational(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.numerator, self.denominator = unpacker.unpack("ii")
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=ii", self.numerator, self.denominator))
return buf.getvalue()
fixed_size = 8
class Format(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.visual, self.depth = unpacker.unpack("IB3x")
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IB3x", self.visual, self.depth))
return buf.getvalue()
fixed_size = 8
class AdaptorInfo(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.base_id, self.name_size, self.num_ports, self.num_formats, self.type = unpacker.unpack("IHHHBx")
self.name = xcffib.List(unpacker, "c", self.name_size)
unpacker.pad(Format)
self.formats = xcffib.List(unpacker, Format, self.num_formats)
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IHHHBx", self.base_id, self.name_size, self.num_ports, self.num_formats, self.type))
buf.write(xcffib.pack_list(self.name, "c"))
buf.write(xcffib.pack_list(self.formats, Format))
return buf.getvalue()
class EncodingInfo(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.encoding, self.name_size, self.width, self.height = unpacker.unpack("IHHH2x")
self.rate = Rational(unpacker)
unpacker.pad("c")
self.name = xcffib.List(unpacker, "c", self.name_size)
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IHHH2x", self.encoding, self.name_size, self.width, self.height))
buf.write(self.rate.pack())
buf.write(xcffib.pack_list(self.name, "c"))
return buf.getvalue()
class Image(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.id, self.width, self.height, self.data_size, self.num_planes = unpacker.unpack("IHHII")
self.pitches = xcffib.List(unpacker, "I", self.num_planes)
unpacker.pad("I")
self.offsets = xcffib.List(unpacker, "I", self.num_planes)
unpacker.pad("B")
self.data = xcffib.List(unpacker, "B", self.data_size)
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IHHII", self.id, self.width, self.height, self.data_size, self.num_planes))
buf.write(xcffib.pack_list(self.pitches, "I"))
buf.write(xcffib.pack_list(self.offsets, "I"))
buf.write(xcffib.pack_list(self.data, "B"))
return buf.getvalue()
class AttributeInfo(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.flags, self.min, self.max, self.size = unpacker.unpack("IiiI")
self.name = xcffib.List(unpacker, "c", self.size)
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IiiI", self.flags, self.min, self.max, self.size))
buf.write(xcffib.pack_list(self.name, "c"))
return buf.getvalue()
class ImageFormatInfo(xcffib.Struct):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Struct.__init__(self, unpacker)
base = unpacker.offset
self.id, self.type, self.byte_order = unpacker.unpack("IBB2x")
self.guid = xcffib.List(unpacker, "B", 16)
self.bpp, self.num_planes, self.depth, self.red_mask, self.green_mask, self.blue_mask, self.format, self.y_sample_bits, self.u_sample_bits, self.v_sample_bits, self.vhorz_y_period, self.vhorz_u_period, self.vhorz_v_period, self.vvert_y_period, self.vvert_u_period, self.vvert_v_period = unpacker.unpack("BB2xB3xIIIB3xIIIIIIIII")
unpacker.pad("B")
self.vcomp_order = xcffib.List(unpacker, "B", 32)
self.vscanline_order, = unpacker.unpack("B11x")
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=IBB2xBB2xB3xIIIB3xIIIIIIIIIB11x", self.id, self.type, self.byte_order, self.bpp, self.num_planes, self.depth, self.red_mask, self.green_mask, self.blue_mask, self.format, self.y_sample_bits, self.u_sample_bits, self.v_sample_bits, self.vhorz_y_period, self.vhorz_u_period, self.vhorz_v_period, self.vvert_y_period, self.vvert_u_period, self.vvert_v_period, self.vscanline_order))
buf.write(xcffib.pack_list(self.guid, "B"))
buf.write(xcffib.pack_list(self.vcomp_order, "B"))
return buf.getvalue()
fixed_size = 128
class VideoNotifyEvent(xcffib.Event):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Event.__init__(self, unpacker)
base = unpacker.offset
self.reason, self.time, self.drawable, self.port = unpacker.unpack("xB2xIII")
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=B", 0))
buf.write(struct.pack("=B2xIII", self.reason, self.time, self.drawable, self.port))
buf_len = len(buf.getvalue())
if buf_len < 32:
buf.write(struct.pack("x" * (32 - buf_len)))
return buf.getvalue()
_events[0] = VideoNotifyEvent
class PortNotifyEvent(xcffib.Event):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Event.__init__(self, unpacker)
base = unpacker.offset
self.time, self.port, self.attribute, self.value = unpacker.unpack("xx2xIIIi")
self.bufsize = unpacker.offset - base
def pack(self):
buf = six.BytesIO()
buf.write(struct.pack("=B", 1))
buf.write(struct.pack("=x2xIIIi", self.time, self.port, self.attribute, self.value))
buf_len = len(buf.getvalue())
if buf_len < 32:
buf.write(struct.pack("x" * (32 - buf_len)))
return buf.getvalue()
_events[1] = PortNotifyEvent
class QueryExtensionReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.major, self.minor = unpacker.unpack("xx2x4xHH")
self.bufsize = unpacker.offset - base
class QueryExtensionCookie(xcffib.Cookie):
reply_type = QueryExtensionReply
class QueryAdaptorsReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.num_adaptors, = unpacker.unpack("xx2x4xH22x")
self.info = xcffib.List(unpacker, AdaptorInfo, self.num_adaptors)
self.bufsize = unpacker.offset - base
class QueryAdaptorsCookie(xcffib.Cookie):
reply_type = QueryAdaptorsReply
class QueryEncodingsReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.num_encodings, = unpacker.unpack("xx2x4xH22x")
self.info = xcffib.List(unpacker, EncodingInfo, self.num_encodings)
self.bufsize = unpacker.offset - base
class QueryEncodingsCookie(xcffib.Cookie):
reply_type = QueryEncodingsReply
class GrabPortReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.result, = unpacker.unpack("xB2x4x")
self.bufsize = unpacker.offset - base
class GrabPortCookie(xcffib.Cookie):
reply_type = GrabPortReply
class QueryBestSizeReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.actual_width, self.actual_height = unpacker.unpack("xx2x4xHH")
self.bufsize = unpacker.offset - base
class QueryBestSizeCookie(xcffib.Cookie):
reply_type = QueryBestSizeReply
class GetPortAttributeReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.value, = unpacker.unpack("xx2x4xi")
self.bufsize = unpacker.offset - base
class GetPortAttributeCookie(xcffib.Cookie):
reply_type = GetPortAttributeReply
class QueryPortAttributesReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.num_attributes, self.text_size = unpacker.unpack("xx2x4xII16x")
self.attributes = xcffib.List(unpacker, AttributeInfo, self.num_attributes)
self.bufsize = unpacker.offset - base
class QueryPortAttributesCookie(xcffib.Cookie):
reply_type = QueryPortAttributesReply
class ListImageFormatsReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.num_formats, = unpacker.unpack("xx2x4xI20x")
self.format = xcffib.List(unpacker, ImageFormatInfo, self.num_formats)
self.bufsize = unpacker.offset - base
class ListImageFormatsCookie(xcffib.Cookie):
reply_type = ListImageFormatsReply
class QueryImageAttributesReply(xcffib.Reply):
def __init__(self, unpacker):
if isinstance(unpacker, xcffib.Protobj):
unpacker = xcffib.MemoryUnpacker(unpacker.pack())
xcffib.Reply.__init__(self, unpacker)
base = unpacker.offset
self.num_planes, self.data_size, self.width, self.height = unpacker.unpack("xx2x4xIIHH12x")
self.pitches = xcffib.List(unpacker, "I", self.num_planes)
unpacker.pad("I")
self.offsets = xcffib.List(unpacker, "I", self.num_planes)
self.bufsize = unpacker.offset - base
class QueryImageAttributesCookie(xcffib.Cookie):
reply_type = QueryImageAttributesReply
class xvExtension(xcffib.Extension):
def QueryExtension(self, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2x"))
return self.send_request(0, buf, QueryExtensionCookie, is_checked=is_checked)
def QueryAdaptors(self, window, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xI", window))
return self.send_request(1, buf, QueryAdaptorsCookie, is_checked=is_checked)
def QueryEncodings(self, port, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xI", port))
return self.send_request(2, buf, QueryEncodingsCookie, is_checked=is_checked)
def GrabPort(self, port, time, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xII", port, time))
return self.send_request(3, buf, GrabPortCookie, is_checked=is_checked)
def UngrabPort(self, port, time, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xII", port, time))
return self.send_request(4, buf, is_checked=is_checked)
def PutVideo(self, port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIhhHHhhHH", port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h))
return self.send_request(5, buf, is_checked=is_checked)
def PutStill(self, port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIhhHHhhHH", port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h))
return self.send_request(6, buf, is_checked=is_checked)
def GetVideo(self, port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIhhHHhhHH", port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h))
return self.send_request(7, buf, is_checked=is_checked)
def GetStill(self, port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIhhHHhhHH", port, drawable, gc, vid_x, vid_y, vid_w, vid_h, drw_x, drw_y, drw_w, drw_h))
return self.send_request(8, buf, is_checked=is_checked)
def StopVideo(self, port, drawable, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xII", port, drawable))
return self.send_request(9, buf, is_checked=is_checked)
def SelectVideoNotify(self, drawable, onoff, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIB3x", drawable, onoff))
return self.send_request(10, buf, is_checked=is_checked)
def SelectPortNotify(self, port, onoff, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIB3x", port, onoff))
return self.send_request(11, buf, is_checked=is_checked)
def QueryBestSize(self, port, vid_w, vid_h, drw_w, drw_h, motion, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIHHHHB3x", port, vid_w, vid_h, drw_w, drw_h, motion))
return self.send_request(12, buf, QueryBestSizeCookie, is_checked=is_checked)
def SetPortAttribute(self, port, attribute, value, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIi", port, attribute, value))
return self.send_request(13, buf, is_checked=is_checked)
def GetPortAttribute(self, port, attribute, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xII", port, attribute))
return self.send_request(14, buf, GetPortAttributeCookie, is_checked=is_checked)
def QueryPortAttributes(self, port, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xI", port))
return self.send_request(15, buf, QueryPortAttributesCookie, is_checked=is_checked)
def ListImageFormats(self, port, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xI", port))
return self.send_request(16, buf, ListImageFormatsCookie, is_checked=is_checked)
def QueryImageAttributes(self, port, id, width, height, is_checked=True):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIHH", port, id, width, height))
return self.send_request(17, buf, QueryImageAttributesCookie, is_checked=is_checked)
def PutImage(self, port, drawable, gc, id, src_x, src_y, src_w, src_h, drw_x, drw_y, drw_w, drw_h, width, height, data, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIIhhHHhhHHHH", port, drawable, gc, id, src_x, src_y, src_w, src_h, drw_x, drw_y, drw_w, drw_h, width, height))
buf.write(xcffib.pack_list(data, "B"))
return self.send_request(18, buf, is_checked=is_checked)
def ShmPutImage(self, port, drawable, gc, shmseg, id, offset, src_x, src_y, src_w, src_h, drw_x, drw_y, drw_w, drw_h, width, height, send_event, is_checked=False):
buf = six.BytesIO()
buf.write(struct.pack("=xx2xIIIIIIhhHHhhHHHHB3x", port, drawable, gc, shmseg, id, offset, src_x, src_y, src_w, src_h, drw_x, drw_y, drw_w, drw_h, width, height, send_event))
return self.send_request(19, buf, is_checked=is_checked)
xcffib._add_ext(key, xvExtension, _events, _errors)
|