def convertfileavitobmp(avi_file_name, frame_num=0):
bmp2avi=shortfilename(gethelperbinary('bmp2avi'))
with common.usetempfile('bmp') as _bmp:
bmp_file_name=shortfilename(_bmp)
run(bmp2avi, '-t', `frame_num`, '-i', shortfilename(avi_file_name),
'-o', bmp_file_name)
return wx.Image(bmp_file_name)
def convertfileavitobmp(avi_file_name, frame_num=0):
bmp2avi = shortfilename(gethelperbinary('bmp2avi'))
with common.usetempfile('bmp') as _bmp:
bmp_file_name = shortfilename(_bmp)
run(bmp2avi, '-t', ` frame_num `, '-i', shortfilename(avi_file_name),
'-o', bmp_file_name)
return wx.Image(bmp_file_name)
def BPFSImageFile(fshandler, location, name=None, img=None, width=-1, height=-1, valign="center", bgcolor=None):
"""Handles image files
If we have to do any conversion on the file then we return PNG
data. This used to be a class derived from wx.FSFile, but due to
various wxPython bugs it instead returns the parameters to make a
wx.FSFile since a new one has to be made every time.
"""
# if this is a bad or non-existing image file, use the dummy one!
if name is None and img is None:
name=guihelper.getresourcefile('wallpaper.png')
# special fast path if we aren't resizing or converting image
if img is None and width<0 and height<0:
mime=guihelper.getwxmimetype(name)
# wxPython 2.5.3 has a new bug and fails to read bmp files returned as a stream
if mime not in (None, "image/x-bmp"):
return (open(name, "rb"), location, mime, "", wx.DateTime_Now())
if img is None:
img=wx.Image(name)
if width>0 and height>0:
b=ScaleImageIntoBitmap(img, width, height, bgcolor, valign)
else:
b=img.ConvertToBitmap()
with common.usetempfile('png') as f:
if not b.SaveFile(f, wx.BITMAP_TYPE_PNG):
raise Exception, "Saving to png failed"
data=open(f, "rb").read()
return (cStringIO.StringIO(data), location, "image/png", "", wx.DateTime_Now())
def saveimage_PNG(self, img, imgparams):
# ::TODO:: this is where the file size constraints should be examined
# and obeyed
with common.usetempfile('png') as f:
if img.SaveFile(f, wx.BITMAP_TYPE_PNG):
return file(f, 'rb').read()
return False
def saveimage_PNG(self, img, imgparams):
# ::TODO:: this is where the file size constraints should be examined
# and obeyed
with common.usetempfile('png') as f:
if img.SaveFile(f, wx.BITMAP_TYPE_PNG):
return file(f, 'rb').read()
return False
def saveimage_BMP(self, img, imgparams):
if img.ComputeHistogram(wx.ImageHistogram())<=236: # quantize only does 236 or less
img.SetOptionInt(wx.IMAGE_OPTION_BMP_FORMAT, wx.BMP_8BPP)
with common.usetempfile('bmp') as f:
if img.SaveFile(f, wx.BITMAP_TYPE_BMP):
return file(f, 'rb').read()
return False
def convertjpgtoavi(jpg_data, avi_file_name, fps=4, new_file=False):
bmp2avi=shortfilename(gethelperbinary('bmp2avi'))
if new_file:
# delete any existing file and start fresh
try:
os.remove(avi_file_name)
except:
pass
# convert the jpg data to bmp data
with contextlib.nested(common.usetempfile('jpg'),
common.usetempfile('bmp')) as (_jpg, _bmp):
jpg_name=shortfilename(_jpg)
bmp_name=shortfilename(_bmp)
file(jpg_name, "wb").write(jpg_data)
wx.Image(jpg_name).SaveFile(bmp_name, wx.BITMAP_TYPE_BMP)
# add the bmp frame to the avi file
run(bmp2avi, '-f', `fps`, '-i', bmp_name, '-o', avi_file_name)
def convertjpgtoavi(jpg_data, avi_file_name, fps=4, new_file=False):
bmp2avi = shortfilename(gethelperbinary('bmp2avi'))
if new_file:
# delete any existing file and start fresh
try:
os.remove(avi_file_name)
except:
pass
# convert the jpg data to bmp data
with contextlib.nested(common.usetempfile('jpg'),
common.usetempfile('bmp')) as (_jpg, _bmp):
jpg_name = shortfilename(_jpg)
bmp_name = shortfilename(_bmp)
file(jpg_name, "wb").write(jpg_data)
wx.Image(jpg_name).SaveFile(bmp_name, wx.BITMAP_TYPE_BMP)
# add the bmp frame to the avi file
run(bmp2avi, '-f', ` fps `, '-i', bmp_name, '-o', avi_file_name)
def getringtones(self, result):
result=com_lgvx4400.Phone.getringtones(self, result)
if not conversions.helperavailable('pvconv'):
return result
media=result['ringtone']
# get& convert the voice memo files
with contextlib.nested(common.usetempfile('qcp'),
common.usetempfile('wav')) as (_qcp_file, _wav_file):
try:
vmemo_files=self.listfiles(self.VoiceMemoDir)
keys=vmemo_files.keys()
for k in keys:
if k.endswith('.qcp'):
key_name='VoiceMemo'+k[-8:-4]
file(_qcp_file, 'wb').write(self.getfilecontents(k, True))
conversions.convertqcptowav(_qcp_file, _wav_file)
media[key_name]=file(_wav_file, 'rb').read()
except:
if __debug__:
raise
result['ringtone']=media
return result
def converttomp3(inputfilename, bitrate, samplerate, channels):
"""Reads inputfilename and returns data for an mp3 conversion
@param bitrate: bitrate to use in khz (ie 16 is 16000 bits per second)
@param samplerate: audio sampling rate in Hertz
@param channels: 1 is mono, 2 is stereo
"""
ffmpeg=gethelperbinary("ffmpeg")
with common.usetempfile('mp3') as mp3file:
try:
run(ffmpeg, "-i", shortfilename(inputfilename), "-hq", "-ab", `bitrate`, "-ar", `samplerate`, "-ac", `channels`, shortfilename(mp3file))
except common.CommandExecutionFailed, e:
# we get this exception on bad parameters, or any other
# issue so we assume bad parameters for the moment.
raise ConversionFailed, ' '.join(e.args)+'\n'+e.logstr
return file(mp3file, "rb").read()
def converttomp3(inputfilename, bitrate, samplerate, channels):
"""Reads inputfilename and returns data for an mp3 conversion
@param bitrate: bitrate to use in khz (ie 16 is 16000 bits per second)
@param samplerate: audio sampling rate in Hertz
@param channels: 1 is mono, 2 is stereo
"""
ffmpeg = gethelperbinary("ffmpeg")
with common.usetempfile('mp3') as mp3file:
try:
run(ffmpeg, "-i", shortfilename(inputfilename), "-hq", "-ab",
` bitrate `, "-ar", ` samplerate `, "-ac", ` channels `,
shortfilename(mp3file))
except common.CommandExecutionFailed, e:
# we get this exception on bad parameters, or any other
# issue so we assume bad parameters for the moment.
raise ConversionFailed, ' '.join(e.args) + '\n' + e.logstr
return file(mp3file, "rb").read()
def convertfilelgbittobmp(bit_file_name):
"File-based wrapper for convertlgbittobmp."
with common.usetempfile('png') as bmp:
bmpdata = convertlgbittobmp(file(bit_file_name, "rb").read())
file(bmp, "wb").write(bmpdata)
return wx.Image(bmp)
def convertavitobmp(avi_data, frame_num=0):
with common.usetempfile('avi') as _avi:
avi_file = shortfilename(_avi)
file(avi_file, 'wb').write(avi_data)
return convertfileavitobmp(avi_file, frame_num)
def convertfilelgbittobmp(bit_file_name):
"File-based wrapper for convertlgbittobmp."
with common.usetempfile('png') as bmp:
bmpdata=convertlgbittobmp(file(bit_file_name,"rb").read())
file(bmp, "wb").write(bmpdata)
return wx.Image(bmp)
def saveimage_JPEG(self, img, imgparams):
img.SetOptionInt("quality", 100)
with common.usetempfile('jpg') as f:
if img.SaveFile(f, wx.BITMAP_TYPE_JPEG):
return file(f, 'rb').read()
return False
def convertavitobmp(avi_data, frame_num=0):
with common.usetempfile('avi') as _avi:
avi_file=shortfilename(_avi)
file(avi_file, 'wb').write(avi_data)
return convertfileavitobmp(avi_file, frame_num)
def saveimage_JPEG(self, img, imgparams):
img.SetOptionInt("quality", 100)
with common.usetempfile('jpg') as f:
if img.SaveFile(f, wx.BITMAP_TYPE_JPEG):
return file(f, 'rb').read()
return False
