Moved stop button again; default form position next to video window.
This commit is contained in:
Guido van Rossum
parent
bc6d3c37d1
commit
c5a14331a0
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@ -2,13 +2,20 @@
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# Video bag-of-tricks
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# XXX To do: audio; rationalize user interface; ...?
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# XXX To do:
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# - audio
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# - single frame recording
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# - improve user interface
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# - help button?
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# - command line options to set initial settings
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# - save settings in a file
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# - ...?
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import sys
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import getopt
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import string
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import os
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sts = os.system('makemap') # Must be before "import fl"
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sts = os.system('makemap') # Must be before "import fl" to work
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import sgi
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import gl
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import GL
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@ -28,6 +35,7 @@ WATCH = 1
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watchcursor.defwatch(WATCH)
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def main():
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## fl.set_graphics_mode(0, 1)
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vb = VideoBagOfTricks().init()
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while 1:
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dummy = fl.do_forms()
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@ -46,16 +54,31 @@ class VideoBagOfTricks:
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formdef = flp.parse_form('VbForm', 'form')
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flp.create_full_form(self, formdef)
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self.g_stop.hide_object()
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self.g_burst.hide_object()
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self.setdefaults()
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self.openvideo()
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self.makewindow()
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self.bindvideo()
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self.capturing = 0
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self.form.show_form(FL.PLACE_SIZE, FL.TRUE, \
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'Video Bag Of Tricks')
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self.showform()
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fl.set_event_call_back(self.do_event)
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return self
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def showform(self):
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# Get position of video window
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gl.winset(self.window)
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x, y = gl.getorigin()
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width, height = gl.getsize()
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# Calculate position of form window
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x1 = x + width + 10
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x2 = x1 + int(self.form.w) - 1
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y2 = y + height - 1
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y1 = y2 - int(self.form.h) + 1
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# Position and show form window
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gl.prefposition(x1, x2, y1, y2)
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self.form.show_form(FL.PLACE_FREE, FL.TRUE, \
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'Video Bag Of Tricks')
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def setdefaults(self):
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self.mono_thresh = 128
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self.format = 'rgb8'
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@ -152,34 +175,6 @@ class VideoBagOfTricks:
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self.rebindvideo()
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self.settitle()
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def get_format(self):
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i = self.c_format.get_choice()
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label = Labels[i-1]
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format = Formats[i-1]
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self.format = format
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#
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self.rgb = (format[:3] == 'rgb')
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self.mono = (format == 'mono')
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self.grey = (format[:4] == 'grey')
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self.mono_use_thresh = (label == 'mono thresh')
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s = format[4:]
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if s:
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self.greybits = string.atoi(s)
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else:
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self.greybits = 8
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if label == 'grey2 dith':
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self.greybits = -2
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#
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convertor = None
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if self.grey:
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if self.greybits == 2:
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convertor = imageop.grey2grey2
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elif self.greybits == 4:
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convertor = imageop.grey2grey4
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elif self.greybits == -2:
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convertor = imageop.dither2grey2
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self.convertor = convertor
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def cb_format(self, *args):
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self.get_format()
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if self.mono_use_thresh:
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@ -200,7 +195,16 @@ class VideoBagOfTricks:
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self.rebindvideo()
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def cb_burst(self, *args):
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pass
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if self.b_burst.get_button():
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self.in_rate.set_input('1')
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self.b_drop.set_button(1)
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## self.g_stop.hide_object()
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self.g_burst.show_object()
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else:
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self.in_rate.set_input('2')
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self.b_drop.set_button(0)
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## self.g_stop.show_object()
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self.g_burst.hide_object()
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def cb_maxmem(self, *args):
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pass
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@ -226,15 +230,6 @@ class VideoBagOfTricks:
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self.in_file.set_input(filename)
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self.cb_file()
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def cb_play(self, *args):
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filename = self.in_file.get_input()
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sts = os.system('Vplay -q ' + filename + ' &')
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def cb_stop(self, *args):
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if self.capturing:
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raise StopCapture
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gl.ringbell()
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def cb_capture(self, *args):
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if not self.video:
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gl.ringbell()
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@ -244,6 +239,18 @@ class VideoBagOfTricks:
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else:
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self.cont_capture()
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def cb_stop(self, *args):
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if self.capturing:
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raise StopCapture
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gl.ringbell()
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def cb_play(self, *args):
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filename = self.in_file.get_input()
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sts = os.system('Vplay -q ' + filename + ' &')
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def cb_quit(self, *args):
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raise SystemExit, 0
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def burst_capture(self):
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self.setwatch()
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gl.winset(self.window)
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@ -264,7 +271,6 @@ class VideoBagOfTricks:
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self.mono or self.grey, memsize)
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print 'nframes =', nframes
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rate = string.atoi(self.in_rate.get_input())
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# XXX Should check ranges and not crash if non-integer
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info = (vformat, x, y, nframes, rate)
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try:
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info2, data, bitvec = self.video.CaptureBurst(info)
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@ -272,7 +278,7 @@ class VideoBagOfTricks:
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fl.show_message('Capture error:', str(msg), '')
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self.setarrow()
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return
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print info2
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if info <> info2: print info, '<>', info2
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self.save_burst(info2, data, bitvec)
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self.setarrow()
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@ -361,6 +367,34 @@ class VideoBagOfTricks:
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self.g_main.show_object()
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self.setarrow()
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def get_format(self):
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i = self.c_format.get_choice()
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label = Labels[i-1]
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format = Formats[i-1]
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self.format = format
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#
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self.rgb = (format[:3] == 'rgb')
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self.mono = (format == 'mono')
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self.grey = (format[:4] == 'grey')
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self.mono_use_thresh = (label == 'mono thresh')
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s = format[4:]
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if s:
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self.greybits = string.atoi(s)
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else:
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self.greybits = 8
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if label == 'grey2 dith':
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self.greybits = -2
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#
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convertor = None
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if self.grey:
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if self.greybits == 2:
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convertor = imageop.grey2grey2
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elif self.greybits == 4:
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convertor = imageop.grey2grey4
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elif self.greybits == -2:
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convertor = imageop.dither2grey2
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self.convertor = convertor
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def open_file(self):
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gl.winset(self.window)
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x, y = gl.getsize()
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@ -374,15 +408,6 @@ class VideoBagOfTricks:
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vout.writeheader()
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self.vout = vout
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def close_file(self):
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try:
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self.vout.close()
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except IOError, msg:
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if msg == (0, 'Error 0'):
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msg = 'disk full??'
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fl.show_message('IOError', str(msg), '')
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del self.vout
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def write_frame(self, t, data):
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if self.convertor:
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data = self.convertor(data, len(data), 1)
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@ -403,8 +428,14 @@ class VideoBagOfTricks:
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return 0
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return 1
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def cb_quit(self, *args):
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raise SystemExit, 0
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def close_file(self):
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try:
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self.vout.close()
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except IOError, msg:
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if msg == (0, 'Error 0'):
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msg = 'disk full??'
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fl.show_message('IOError', str(msg), '')
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del self.vout
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def setwatch(self):
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gl.winset(self.form.window)
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@ -9,7 +9,7 @@ Number of forms: 1
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Name: form
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Width: 350.000000
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Height: 240.000000
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Number of Objects: 21
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Number of Objects: 23
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--------------------
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class: 1
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@ -31,61 +31,31 @@ class: 10000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: 0 0
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colors: 5487 512
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label:
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name: g_main
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name: g_burst
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callback:
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argument:
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--------------------
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class: 1
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type: 2
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box: 140.000000 10.000000 120.000000 160.000000
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boxtype: 2
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type: 1
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box: 140.000000 10.000000 120.000000 120.000000
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boxtype: 1
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colors: 47 47
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alignment: 0
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style: 0
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size: 11.000000
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lcol: 0
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label: Burst mode:
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label:
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name:
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callback:
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argument:
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--------------------
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class: 1
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type: 2
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box: 10.000000 10.000000 120.000000 160.000000
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boxtype: 2
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colors: 47 47
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alignment: 0
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style: 0
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size: 11.000000
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lcol: 0
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label: Options:
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name:
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callback:
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argument:
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--------------------
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class: 31
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type: 2
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box: 60.000000 50.000000 40.000000 30.000000
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boxtype: 2
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colors: 13 5
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alignment: 0
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style: 0
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size: 11.000000
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lcol: 0
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label: Capture rate:
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name: in_rate
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callback: cb_rate
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argument: 0
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--------------------
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class: 31
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type: 1
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@ -116,10 +86,70 @@ name: in_nframes
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callback: cb_nframes
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argument: 0
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--------------------
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class: 20000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: -322390740 -895472437
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label:
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name:
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callback:
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argument:
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--------------------
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class: 10000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: 1147496041 1852404841
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label:
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name: g_main
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callback:
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argument:
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--------------------
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class: 1
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type: 1
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box: 10.000000 10.000000 120.000000 120.000000
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boxtype: 1
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colors: 47 47
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alignment: 0
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style: 0
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size: 11.000000
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lcol: 0
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label:
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name:
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callback:
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argument:
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--------------------
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class: 31
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type: 2
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box: 50.000000 70.000000 40.000000 30.000000
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boxtype: 2
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colors: 13 5
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alignment: 0
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style: 0
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size: 11.000000
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lcol: 0
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label: Capture rate:
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name: in_rate
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callback: cb_rate
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argument: 0
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--------------------
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class: 12
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type: 1
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box: 150.000000 130.000000 100.000000 30.000000
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box: 140.000000 140.000000 120.000000 30.000000
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boxtype: 1
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colors: 39 3
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alignment: 4
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@ -164,7 +194,7 @@ argument: 0
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--------------------
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class: 11
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type: 0
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box: 270.000000 110.000000 70.000015 60.000004
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box: 270.000000 140.000000 70.000015 30.000002
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boxtype: 1
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colors: 47 47
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alignment: 4
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@ -176,25 +206,10 @@ name: b_capture
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callback: cb_capture
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argument: 0
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--------------------
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class: 13
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type: 1
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box: 20.000000 20.000000 110.000000 30.000000
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boxtype: 0
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colors: 7 3
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label: "Fielddrop"
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name: b_drop
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callback: cb_drop
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argument: 0
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--------------------
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class: 2
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type: 0
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box: 30.000000 50.000000 30.000000 30.000000
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box: 20.000000 70.000000 30.000000 30.000000
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boxtype: 0
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colors: 47 47
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alignment: 2
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@ -209,7 +224,7 @@ argument:
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--------------------
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class: 2
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type: 0
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box: 100.000000 50.000000 30.000000 30.000000
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box: 90.000000 70.000000 30.000000 30.000000
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boxtype: 0
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colors: 47 47
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alignment: 2
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@ -254,7 +269,7 @@ argument: 0
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--------------------
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class: 42
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type: 0
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box: 20.000000 110.000000 100.000000 30.000000
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box: 10.000000 140.000000 120.000000 30.000000
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boxtype: 5
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colors: 7 0
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alignment: 0
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@ -266,12 +281,27 @@ name: c_format
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callback: cb_format
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argument: 0
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--------------------
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class: 12
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type: 1
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box: 20.000000 20.000000 100.000000 30.000000
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boxtype: 1
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colors: 39 3
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label: Fielddrop
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name: b_drop
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callback: cb_drop
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argument: 0
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--------------------
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class: 20000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: 0 0
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colors: 544171552 1331849829
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alignment: 4
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style: 0
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size: 11.000000
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@ -286,7 +316,7 @@ class: 10000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: 0 0
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colors: 1147496041 1852404841
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alignment: 4
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style: 0
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size: 11.000000
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@ -299,14 +329,14 @@ argument:
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--------------------
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class: 11
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type: 0
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box: 10.000000 10.000000 330.000000 220.000000
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box: 270.000000 140.000000 70.000000 30.000000
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boxtype: 1
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colors: 47 47
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alignment: 4
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style: 0
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size: 11.000000
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lcol: 0
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label: Stop capture
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label: Stop
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name: b_stop
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callback: cb_stop
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argument: 0
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@ -316,7 +346,7 @@ class: 20000
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type: 0
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box: 0.000000 0.000000 0.000000 0.000000
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boxtype: 0
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colors: 0 0
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colors: 544171552 1331849829
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alignment: 4
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style: 0
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size: 11.000000
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