diff options
| -rwxr-xr-x | Demo/sgi/video/Vb.py | 141 | ||||
| -rw-r--r-- | Demo/sgi/video/VbForm.fd | 142 |
2 files changed, 172 insertions, 111 deletions
diff --git a/Demo/sgi/video/Vb.py b/Demo/sgi/video/Vb.py index 2a46571..92b3e061 100755 --- a/Demo/sgi/video/Vb.py +++ b/Demo/sgi/video/Vb.py @@ -2,13 +2,20 @@ # Video bag-of-tricks -# XXX To do: audio; rationalize user interface; ...? +# XXX To do: +# - audio +# - single frame recording +# - improve user interface +# - help button? +# - command line options to set initial settings +# - save settings in a file +# - ...? import sys import getopt import string import os -sts = os.system('makemap') # Must be before "import fl" +sts = os.system('makemap') # Must be before "import fl" to work import sgi import gl import GL @@ -28,6 +35,7 @@ WATCH = 1 watchcursor.defwatch(WATCH) def main(): +## fl.set_graphics_mode(0, 1) vb = VideoBagOfTricks().init() while 1: dummy = fl.do_forms() @@ -46,16 +54,31 @@ class VideoBagOfTricks: formdef = flp.parse_form('VbForm', 'form') flp.create_full_form(self, formdef) self.g_stop.hide_object() + self.g_burst.hide_object() self.setdefaults() self.openvideo() self.makewindow() self.bindvideo() self.capturing = 0 - self.form.show_form(FL.PLACE_SIZE, FL.TRUE, \ - 'Video Bag Of Tricks') + self.showform() fl.set_event_call_back(self.do_event) return self + def showform(self): + # Get position of video window + gl.winset(self.window) + x, y = gl.getorigin() + width, height = gl.getsize() + # Calculate position of form window + x1 = x + width + 10 + x2 = x1 + int(self.form.w) - 1 + y2 = y + height - 1 + y1 = y2 - int(self.form.h) + 1 + # Position and show form window + gl.prefposition(x1, x2, y1, y2) + self.form.show_form(FL.PLACE_FREE, FL.TRUE, \ + 'Video Bag Of Tricks') + def setdefaults(self): self.mono_thresh = 128 self.format = 'rgb8' @@ -152,34 +175,6 @@ class VideoBagOfTricks: self.rebindvideo() self.settitle() - def get_format(self): - i = self.c_format.get_choice() - label = Labels[i-1] - format = Formats[i-1] - self.format = format - # - self.rgb = (format[:3] == 'rgb') - self.mono = (format == 'mono') - self.grey = (format[:4] == 'grey') - self.mono_use_thresh = (label == 'mono thresh') - s = format[4:] - if s: - self.greybits = string.atoi(s) - else: - self.greybits = 8 - if label == 'grey2 dith': - self.greybits = -2 - # - convertor = None - if self.grey: - if self.greybits == 2: - convertor = imageop.grey2grey2 - elif self.greybits == 4: - convertor = imageop.grey2grey4 - elif self.greybits == -2: - convertor = imageop.dither2grey2 - self.convertor = convertor - def cb_format(self, *args): self.get_format() if self.mono_use_thresh: @@ -200,7 +195,16 @@ class VideoBagOfTricks: self.rebindvideo() def cb_burst(self, *args): - pass + if self.b_burst.get_button(): + self.in_rate.set_input('1') + self.b_drop.set_button(1) +## self.g_stop.hide_object() + self.g_burst.show_object() + else: + self.in_rate.set_input('2') + self.b_drop.set_button(0) +## self.g_stop.show_object() + self.g_burst.hide_object() def cb_maxmem(self, *args): pass @@ -226,15 +230,6 @@ class VideoBagOfTricks: self.in_file.set_input(filename) self.cb_file() - def cb_play(self, *args): - filename = self.in_file.get_input() - sts = os.system('Vplay -q ' + filename + ' &') - - def cb_stop(self, *args): - if self.capturing: - raise StopCapture - gl.ringbell() - def cb_capture(self, *args): if not self.video: gl.ringbell() @@ -244,6 +239,18 @@ class VideoBagOfTricks: else: self.cont_capture() + def cb_stop(self, *args): + if self.capturing: + raise StopCapture + gl.ringbell() + + def cb_play(self, *args): + filename = self.in_file.get_input() + sts = os.system('Vplay -q ' + filename + ' &') + + def cb_quit(self, *args): + raise SystemExit, 0 + def burst_capture(self): self.setwatch() gl.winset(self.window) @@ -264,7 +271,6 @@ class VideoBagOfTricks: self.mono or self.grey, memsize) print 'nframes =', nframes rate = string.atoi(self.in_rate.get_input()) - # XXX Should check ranges and not crash if non-integer info = (vformat, x, y, nframes, rate) try: info2, data, bitvec = self.video.CaptureBurst(info) @@ -272,7 +278,7 @@ class VideoBagOfTricks: fl.show_message('Capture error:', str(msg), '') self.setarrow() return - print info2 + if info <> info2: print info, '<>', info2 self.save_burst(info2, data, bitvec) self.setarrow() @@ -361,6 +367,34 @@ class VideoBagOfTricks: self.g_main.show_object() self.setarrow() + def get_format(self): + i = self.c_format.get_choice() + label = Labels[i-1] + format = Formats[i-1] + self.format = format + # + self.rgb = (format[:3] == 'rgb') + self.mono = (format == 'mono') + self.grey = (format[:4] == 'grey') + self.mono_use_thresh = (label == 'mono thresh') + s = format[4:] + if s: + self.greybits = string.atoi(s) + else: + self.greybits = 8 + if label == 'grey2 dith': + self.greybits = -2 + # + convertor = None + if self.grey: + if self.greybits == 2: + convertor = imageop.grey2grey2 + elif self.greybits == 4: + convertor = imageop.grey2grey4 + elif self.greybits == -2: + convertor = imageop.dither2grey2 + self.convertor = convertor + def open_file(self): gl.winset(self.window) x, y = gl.getsize() @@ -374,15 +408,6 @@ class VideoBagOfTricks: vout.writeheader() self.vout = vout - def close_file(self): - try: - self.vout.close() - except IOError, msg: - if msg == (0, 'Error 0'): - msg = 'disk full??' - fl.show_message('IOError', str(msg), '') - del self.vout - def write_frame(self, t, data): if self.convertor: data = self.convertor(data, len(data), 1) @@ -403,8 +428,14 @@ class VideoBagOfTricks: return 0 return 1 - def cb_quit(self, *args): - raise SystemExit, 0 + def close_file(self): + try: + self.vout.close() + except IOError, msg: + if msg == (0, 'Error 0'): + msg = 'disk full??' + fl.show_message('IOError', str(msg), '') + del self.vout def setwatch(self): gl.winset(self.form.window) diff --git a/Demo/sgi/video/VbForm.fd b/Demo/sgi/video/VbForm.fd index 8c53257..e305612 100644 --- a/Demo/sgi/video/VbForm.fd +++ b/Demo/sgi/video/VbForm.fd @@ -9,7 +9,7 @@ Number of forms: 1 Name: form Width: 350.000000 Height: 240.000000 -Number of Objects: 21 +Number of Objects: 23 -------------------- class: 1 @@ -31,95 +31,125 @@ class: 10000 type: 0 box: 0.000000 0.000000 0.000000 0.000000 boxtype: 0 -colors: 0 0 +colors: 5487 512 alignment: 4 style: 0 size: 11.000000 lcol: 0 label: -name: g_main +name: g_burst callback: argument: -------------------- class: 1 -type: 2 -box: 140.000000 10.000000 120.000000 160.000000 -boxtype: 2 +type: 1 +box: 140.000000 10.000000 120.000000 120.000000 +boxtype: 1 colors: 47 47 alignment: 0 style: 0 size: 11.000000 lcol: 0 -label: Burst mode: +label: name: callback: argument: -------------------- -class: 1 -type: 2 -box: 10.000000 10.000000 120.000000 160.000000 +class: 31 +type: 1 +box: 150.000000 70.000000 100.000000 30.000000 boxtype: 2 -colors: 47 47 +colors: 13 5 alignment: 0 style: 0 size: 11.000000 lcol: 0 -label: Options: -name: -callback: -argument: +label: Max Mbytes: +name: in_maxmem +callback: cb_maxmem +argument: 0 -------------------- class: 31 type: 2 -box: 60.000000 50.000000 40.000000 30.000000 +box: 150.000000 20.000000 100.000000 30.000000 boxtype: 2 colors: 13 5 alignment: 0 style: 0 size: 11.000000 lcol: 0 -label: Capture rate: -name: in_rate -callback: cb_rate +label: Nr. of fields: +name: in_nframes +callback: cb_nframes argument: 0 -------------------- -class: 31 +class: 20000 +type: 0 +box: 0.000000 0.000000 0.000000 0.000000 +boxtype: 0 +colors: -322390740 -895472437 +alignment: 4 +style: 0 +size: 11.000000 +lcol: 0 +label: +name: +callback: +argument: + +-------------------- +class: 10000 +type: 0 +box: 0.000000 0.000000 0.000000 0.000000 +boxtype: 0 +colors: 1147496041 1852404841 +alignment: 4 +style: 0 +size: 11.000000 +lcol: 0 +label: +name: g_main +callback: +argument: + +-------------------- +class: 1 type: 1 -box: 150.000000 70.000000 100.000000 30.000000 -boxtype: 2 -colors: 13 5 +box: 10.000000 10.000000 120.000000 120.000000 +boxtype: 1 +colors: 47 47 alignment: 0 style: 0 size: 11.000000 lcol: 0 -label: Max Mbytes: -name: in_maxmem -callback: cb_maxmem -argument: 0 +label: +name: +callback: +argument: -------------------- class: 31 type: 2 -box: 150.000000 20.000000 100.000000 30.000000 +box: 50.000000 70.000000 40.000000 30.000000 boxtype: 2 colors: 13 5 alignment: 0 style: 0 size: 11.000000 lcol: 0 -label: Nr. of fields: -name: in_nframes -callback: cb_nframes +label: Capture rate: +name: in_rate +callback: cb_rate argument: 0 -------------------- class: 12 type: 1 -box: 150.000000 130.000000 100.000000 30.000000 +box: 140.000000 140.000000 120.000000 30.000000 boxtype: 1 colors: 39 3 alignment: 4 @@ -164,7 +194,7 @@ argument: 0 -------------------- class: 11 type: 0 -box: 270.000000 110.000000 70.000015 60.000004 +box: 270.000000 140.000000 70.000015 30.000002 boxtype: 1 colors: 47 47 alignment: 4 @@ -177,24 +207,9 @@ callback: cb_capture argument: 0 -------------------- -class: 13 -type: 1 -box: 20.000000 20.000000 110.000000 30.000000 -boxtype: 0 -colors: 7 3 -alignment: 4 -style: 0 -size: 11.000000 -lcol: 0 -label: "Fielddrop" -name: b_drop -callback: cb_drop -argument: 0 - --------------------- class: 2 type: 0 -box: 30.000000 50.000000 30.000000 30.000000 +box: 20.000000 70.000000 30.000000 30.000000 boxtype: 0 colors: 47 47 alignment: 2 @@ -209,7 +224,7 @@ argument: -------------------- class: 2 type: 0 -box: 100.000000 50.000000 30.000000 30.000000 +box: 90.000000 70.000000 30.000000 30.000000 boxtype: 0 colors: 47 47 alignment: 2 @@ -254,7 +269,7 @@ argument: 0 -------------------- class: 42 type: 0 -box: 20.000000 110.000000 100.000000 30.000000 +box: 10.000000 140.000000 120.000000 30.000000 boxtype: 5 colors: 7 0 alignment: 0 @@ -267,11 +282,26 @@ callback: cb_format argument: 0 -------------------- +class: 12 +type: 1 +box: 20.000000 20.000000 100.000000 30.000000 +boxtype: 1 +colors: 39 3 +alignment: 4 +style: 0 +size: 11.000000 +lcol: 0 +label: Fielddrop +name: b_drop +callback: cb_drop +argument: 0 + +-------------------- class: 20000 type: 0 box: 0.000000 0.000000 0.000000 0.000000 boxtype: 0 -colors: 0 0 +colors: 544171552 1331849829 alignment: 4 style: 0 size: 11.000000 @@ -286,7 +316,7 @@ class: 10000 type: 0 box: 0.000000 0.000000 0.000000 0.000000 boxtype: 0 -colors: 0 0 +colors: 1147496041 1852404841 alignment: 4 style: 0 size: 11.000000 @@ -299,14 +329,14 @@ argument: -------------------- class: 11 type: 0 -box: 10.000000 10.000000 330.000000 220.000000 +box: 270.000000 140.000000 70.000000 30.000000 boxtype: 1 colors: 47 47 alignment: 4 style: 0 size: 11.000000 lcol: 0 -label: Stop capture +label: Stop name: b_stop callback: cb_stop argument: 0 @@ -316,7 +346,7 @@ class: 20000 type: 0 box: 0.000000 0.000000 0.000000 0.000000 boxtype: 0 -colors: 0 0 +colors: 544171552 1331849829 alignment: 4 style: 0 size: 11.000000 |