def check_required_version(modulename):
"""
Checks if the installed module is the required version or more recent.
Returns [None, None] if it's recent enough, else will return a list
containing the strings of the required version and the installed version.
This function does not check for the existence of the given module !
"""
if modulename == "gtk":
if list(gtk.pygtk_version) < _string_to_list(PYGTK_REQ):
return [PYGTK_REQ, _version_to_string(gtk.pygtk_version)]
if modulename == "pygst":
if list(gst.get_pygst_version()) < _string_to_list(PYGST_REQ):
return [PYGST_REQ, _version_to_string(gst.get_pygst_version())]
if modulename == "cairo":
import cairo
if _string_to_list(cairo.cairo_version_string()) < _string_to_list(PYCAIRO_REQ):
return [PYCAIRO_REQ, cairo.cairo_version_string()]
if modulename == "gst":
if list(gst.get_gst_version()) < _string_to_list(GST_REQ):
return [GST_REQ, _version_to_string(gst.get_gst_version())]
if modulename == "gnonlin":
gnlver = gst.registry_get_default().find_plugin("gnonlin").get_version()
if _string_to_list(gnlver) < _string_to_list(GNONLIN_REQ):
return [GNONLIN_REQ, gnlver]
return [None, None]
def check_required_version(modulename):
"""
Checks if the installed module is the required version or more recent.
Returns [None, None] if it's recent enough, else will return a list
containing the strings of the required version and the installed version.
This function does not check for the existence of the given module !
"""
if modulename == "gtk":
if list(gtk.pygtk_version) < _string_to_list(PYGTK_REQ):
return [PYGTK_REQ, _version_to_string(gtk.pygtk_version)]
if modulename == "pygst":
if list(gst.get_pygst_version()) < _string_to_list(PYGST_REQ):
return [PYGST_REQ, _version_to_string(gst.get_pygst_version())]
if modulename == "cairo":
import cairo
if _string_to_list(
cairo.cairo_version_string()) < _string_to_list(PYCAIRO_REQ):
return [PYCAIRO_REQ, cairo.cairo_version_string()]
if modulename == "gst":
if list(gst.get_gst_version()) < _string_to_list(GST_REQ):
return [GST_REQ, _version_to_string(gst.get_gst_version())]
if modulename == "gnonlin":
gnlver = gst.registry_get_default().find_plugin(
"gnonlin").get_version()
if _string_to_list(gnlver) < _string_to_list(GNONLIN_REQ):
return [GNONLIN_REQ, gnlver]
return [None, None]
def gstreamer_info():
other = []
other.append('Python wrapper: gst-python %s' % (
'.'.join(map(str, gst.get_pygst_version()))))
found_elements = []
missing_elements = []
for name, status in _gstreamer_check_elements():
if status:
found_elements.append(name)
else:
missing_elements.append(name)
other.append('Relevant elements:')
other.append(' Found:')
for element in found_elements:
other.append(' %s' % element)
if not found_elements:
other.append(' none')
other.append(' Not found:')
for element in missing_elements:
other.append(' %s' % element)
if not missing_elements:
other.append(' none')
return {
'name': 'GStreamer',
'version': '.'.join(map(str, gst.get_gst_version())),
'path': os.path.dirname(gst.__file__),
'other': '\n'.join(other),
}
def gstreamer_info():
other = []
other.append('Python wrapper: gst-python %s' % (
'.'.join(map(str, gst.get_pygst_version()))))
found_elements = []
missing_elements = []
for name, status in _gstreamer_check_elements():
if status:
found_elements.append(name)
else:
missing_elements.append(name)
other.append('Relevant elements:')
other.append(' Found:')
for element in found_elements:
other.append(' %s' % element)
if not found_elements:
other.append(' none')
other.append(' Not found:')
for element in missing_elements:
other.append(' %s' % element)
if not missing_elements:
other.append(' none')
return {
'name': 'GStreamer',
'version': '.'.join(map(str, gst.get_gst_version())),
'path': os.path.dirname(gst.__file__),
'other': '\n'.join(other),
}
def test_gstreamer_info(self):
result = deps.gstreamer_info()
self.assertEquals('GStreamer', result['name'])
self.assertEquals('.'.join(map(str, gst.get_gst_version())), result['version'])
self.assertIn('gst', result['path'])
self.assertIn('Python wrapper: gst-python', result['other'])
self.assertIn('.'.join(map(str, gst.get_pygst_version())), result['other'])
self.assertIn('Relevant elements:', result['other'])
def test_gstreamer_info(self):
result = deps.gstreamer_info()
self.assertEquals("GStreamer", result["name"])
self.assertEquals(".".join(map(str, gst.get_gst_version())), result["version"])
self.assertIn("gst", result["path"])
self.assertIn("Python wrapper: gst-python", result["other"])
self.assertIn(".".join(map(str, gst.get_pygst_version())), result["other"])
self.assertIn("Relevant elements:", result["other"])
def test_gstreamer_info(self):
result = deps.gstreamer_info()
self.assertEquals('GStreamer', result['name'])
self.assertEquals(
'.'.join(map(str, gst.get_gst_version())), result['version'])
self.assertIn('gst', result['path'])
self.assertIn('Python wrapper: gst-python', result['other'])
self.assertIn(
'.'.join(map(str, gst.get_pygst_version())), result['other'])
self.assertIn('Relevant elements:', result['other'])
def gstreamer_info():
other = []
other.append('Python wrapper: gst-python %s' %
('.'.join(map(str, gst.get_pygst_version()))))
other.append('Relevant elements:')
for name, status in _gstreamer_check_elements():
other.append(' %s: %s' % (name, 'OK' if status else 'not found'))
return {
'name': 'GStreamer',
'version': '.'.join(map(str, gst.get_gst_version())),
'path': gst.__file__,
'other': '\n'.join(other),
}
def gstreamer_info():
other = []
other.append('Python wrapper: gst-python %s' % (
'.'.join(map(str, gst.get_pygst_version()))))
other.append('Relevant elements:')
for name, status in _gstreamer_check_elements():
other.append(' %s: %s' % (name, 'OK' if status else 'not found'))
return {
'name': 'GStreamer',
'version': '.'.join(map(str, gst.get_gst_version())),
'path': gst.__file__,
'other': '\n'.join(other),
}
def _init_gst_version(gst_majorminor):
def tup2version(tup):
return '.'.join(map(str, tup))
if gst_majorminor not in GST_REQ:
raise SystemExit('ERROR: Invalid FLU_GST_VERSION: %r (expected '
'one of %r)' % (gst_majorminor, GST_REQ.keys()))
pygst_req = GST_REQ[gst_majorminor]['gst-python']
gst_req = GST_REQ[gst_majorminor]['gstreamer']
try:
import pygst
pygst.require(gst_majorminor)
import gst
except ImportError:
return False
except AssertionError:
return False
try:
gst_version = gst.get_gst_version()
pygst_version = gst.get_pygst_version()
except AttributeError:
# get_foo_version() added in 0.10.4, fall back
gst_version = gst.gst_version
pygst_version = gst.pygst_version
if gst_req[:2] != gst_version[:2]:
raise SystemExit(
'ERROR: Expected GStreamer %s, but got incompatible %s'
% (gst_majorminor, tup2version(gst_version[:2])))
if gst_version < gst_req:
raise SystemExit(
'ERROR: GStreamer %s too old; install %s or newer'
% (tup2version(gst_version), tup2version(gst_req)))
if pygst_version < pygst_req:
raise SystemExit(
'ERROR: gst-python %s too old; install %s or newer'
% (tup2version(pygst_version), tup2version(pygst_req)))
return True
def _init_gst_version(gst_majorminor):
def tup2version(tup):
return '.'.join(map(str, tup))
if gst_majorminor not in GST_REQ:
raise SystemExit('ERROR: Invalid FLU_GST_VERSION: %r (expected '
'one of %r)' % (gst_majorminor, GST_REQ.keys()))
pygst_req = GST_REQ[gst_majorminor]['gst-python']
gst_req = GST_REQ[gst_majorminor]['gstreamer']
try:
import pygst
pygst.require(gst_majorminor)
import gst
except ImportError:
return False
except AssertionError:
return False
try:
gst_version = gst.get_gst_version()
pygst_version = gst.get_pygst_version()
except AttributeError:
# get_foo_version() added in 0.10.4, fall back
gst_version = gst.gst_version
pygst_version = gst.pygst_version
if gst_req[:2] != gst_version[:2]:
raise SystemExit(
'ERROR: Expected GStreamer %s, but got incompatible %s' %
(gst_majorminor, tup2version(gst_version[:2])))
if gst_version < gst_req:
raise SystemExit('ERROR: GStreamer %s too old; install %s or newer' %
(tup2version(gst_version), tup2version(gst_req)))
if pygst_version < pygst_req:
raise SystemExit('ERROR: gst-python %s too old; install %s or newer' %
(tup2version(pygst_version), tup2version(pygst_req)))
return True
