Example #1
0
    def save(self, baseFn=None):
        """save Mosaic size/pos/scale info in baseFn.txt
           save all images into baseFn_xx.mrc
        """
        from Priithon.all import Mrc, U

        if baseFn is None:
            from .usefulX import FN
            baseFn = FN(1)
            if not baseFn:
                return
        a = N.concatenate((self.m_imgPosArr,
                          self.m_imgSizeArr,
                          N.array(self.m_imgRotArr,)[:,N.newaxis],
                          self.m_imgScaleMM), 1)

        U.writeArray(a, baseFn + '.txt')
        n = len(self.m_imgSizeArr)
        for i in range( n ):
            # Mrc.save(self.m_imgArrL[i], "%s_%02d.mrc" % (baseFn, i))
            #20070126 m = Mrc.Mrc("%s_%02d.mrc" % (baseFn, i), "w+", self.m_imgArrL[i] )
            #20070126 m.calcMMM()
            #20070126 m.hdr('d')[:] =    tuple(self.m_imgSizeArr[i] / N.array((self.m_imgArrL[i].shape))[::1]) + (1,)
            #20070126 m.hdr('zxy0')[:] = (0,) + tuple(self.m_imgPosArr[i]) 
            #20070126 m.hdr('mmm1')[:] = tuple(self.m_imgScaleMM[i]) + (1,)
            #20070126 m.flush()
            #20070126 m.close()
            d    = tuple(self.m_imgSizeArr[i] / N.array((self.m_imgArrL[i].shape), dtype=N.float32)[::1]) + (1,)
            zxy0 = (0,) + tuple(self.m_imgPosArr[i]) 
            Mrc.save(self.m_imgArrL[i],
                     "%s_%02d.mrc" % (baseFn, i),
                     hdrEval='''hdr.d = d; hdr.zxy0 = zxy0'''
                     )
def _cutoutForAlign2(fn, py, outFn=''):
    """
    if not outFn, default with 'cut' extention
    resulting array is imgSequence=0 (t,w,z,y,x)
    return outFn
    """
    h = imgManager.ImageManager(fn)
    slc, shiftZYX, ZYX = makeSlice(h, py)

    # input
    arr = N.empty((h.nt, h.nw, h.nz, h.ny, h.nx), h.dtype)
    for t in range(h.nt):
        for w in range(h.nw):
            arr[t, w] = h.get3DArr(w=w, t=t)

    canvas = N.squeeze(arr[slc].astype(arr.dtype.type))
    newNum = (canvas.shape[-1], canvas.shape[-2], N.prod(canvas.shape[:-3]))
    if not outFn:
        outFn = '_'.join((h.filePath, EXT_CUTOUT))  #arr.Mrc.path, EXT_CUTOUT))
    hdr = Mrc.makeHdrArray()
    Mrc.initHdrArrayFrom(hdr, h.hdr)  #arr.Mrc.hdr)
    hdr.ImgSequence = 2
    hdr.Num[:] = newNum
    mstart = [sl.start for sl in slc[::-1][:3] if isinstance(sl, slice)]
    hdr.mst[:len(mstart)] += mstart

    Mrc.save(canvas, outFn, ifExists='overwrite', hdr=hdr)
    return outFn
Example #3
0
    def OnSave(self, event=None):
        from Priithon.all import Mrc, U, Y
        fn = Y.FN(1)#, verbose=0)
        if not fn:
            return
        if fn[-4:] in [ ".mrc",  ".dat" ]:
            Mrc.save(self.m_imgArr, fn)
        elif fn[-5:] in [ ".fits" ]:
            U.saveFits(self.m_imgArr, fn)
        else:
            U.saveImg8(self.m_imgArr, fn)

        Y.shellMessage("### section saved to '%s'\n"%fn)
Example #4
0
    def OnSave(self, event=None):
        from Priithon.all import Mrc, U, Y
        fn = Y.FN(1)  #, verbose=0)
        if not fn:
            return
        if fn[-4:] in [".mrc", ".dat"]:
            Mrc.save(self.m_imgArr, fn)
        elif fn[-5:] in [".fits"]:
            U.saveFits(self.m_imgArr, fn)
        else:
            U.saveImg8(self.m_imgArr, fn)

        Y.shellMessage("### section saved to '%s'\n" % fn)
Example #5
0
    def __init__(self, fn):
        arr = Mrc.bindFile(fn)
        self.pxlsiz = arr.Mrc.hdr.d
        self.waves = arr.Mrc.hdr.wave[:arr.Mrc.hdr.NumWaves].copy()
        self.refwave = self.waves[arr.Mrc.hdr.n1]
        self.XYsize = arr.Mrc.hdr.Num[:2]
        self.nt = arr.Mrc.hdr.NumTimes
        self.nw = len(self.waves)
        self.t = 0
        self.dtype = arr.dtype.type
        if 'SIR' in fn:
            self.mid = 512
        else:
            self.mid = 256

        if arr.Mrc.hdr.n2 == 1:
            parm = arr
            nentry = aligner.NUM_ENTRY
            self.map_str = 'None'
        else:
            parm = arr.Mrc.extFloats[:arr.Mrc.hdr.NumTimes *
                                     arr.Mrc.hdr.NumWaves, :arr.Mrc.hdr.
                                     NumFloats]
            nentry = arr.Mrc.hdr.NumFloats
            self.nz = arr.Mrc.hdr.Num[-1] / (arr.Mrc.hdr.NumTimes *
                                             arr.Mrc.hdr.NumWaves * 2)
            if self.nz == 1:
                self.map_str = 'Projection'
            else:
                self.map_str = 'Section-wise'
        parm = parm.reshape(
            (arr.Mrc.hdr.NumTimes, arr.Mrc.hdr.NumWaves, nentry))
        self.alignParms = parm.copy()  # writable

        del arr, parm
Example #6
0
    def OnMenuSaveND(self, ev=None):
        if self.data.dtype.type in (N.complex64, N.complex128):
            dat = self.dataCplx
            datX = abs(self.data) #CHECK 
        else:
            dat = datX = self.data

        from Priithon.all import Mrc, U, FN, Y
        fn = FN(1,0)
        if not fn:
            return
        if fn[-4:] in [ ".mrc",  ".dat" ]:
            Mrc.save(dat, fn)
        elif fn[-5:] in [ ".fits" ]:
            U.saveFits(dat, fn)
        else:
            # save as sequence of image files
            # if fn does contain something like '%0d' auto-insert '_%0NNd'
            #      with NN to just fit the needed number of digits
            datX = datX.view()
            datX.shape = (-1,)+datX.shape[-2:]
            U.saveImg8_seq(datX, fn)
        Y.shellMessage("### Y.vd(%d) saved to '%s'\n"%(self.id, fn))
Example #7
0
    def OnMenuSaveND(self, ev=None):
        if self.data.dtype.type in (N.complex64, N.complex128):
            dat = self.dataCplx
            datX = abs(self.data)  #CHECK
        else:
            dat = datX = self.data

        from Priithon.all import Mrc, U, FN, Y
        fn = FN(1, 0)
        if not fn:
            return
        if fn[-4:] in [".mrc", ".dat"]:
            Mrc.save(dat, fn)
        elif fn[-5:] in [".fits"]:
            U.saveFits(dat, fn)
        else:
            # save as sequence of image files
            # if fn does contain something like '%0d' auto-insert '_%0NNd'
            #      with NN to just fit the needed number of digits
            datX = datX.view()
            datX.shape = (-1, ) + datX.shape[-2:]
            U.saveImg8_seq(datX, fn)
        Y.shellMessage("### Y.vd(%d) saved to '%s'\n" % (self.id, fn))
Example #8
0
def makeFiles(fns, std=10, div_step=50, div_max=800):  #1000):
    """
    makes a series of images added Gaussain and Poisson noise

    std: standard deviation for Gaussian, and mean=std*10 for Poisson
    div_step: the step that the original image is divided while noise is added
    div_max: the maximum value that the original image is divided

    return output filenames
    """

    outs = []

    for fn in fns:
        a = Mrc.bindFile(fn)

        for ns in NOISE_STATS:
            hdr = mrcIO.makeHdr_like(a.Mrc.hdr)

            if ns == NOISE_STATS[0]:
                noise = F.noiseArr(a.shape, stddev=std, mean=0)
            else:
                noise = F.poissonArr(a.shape, mean=std * 10)
            steps = range(div_step, div_max + div_step, div_step)
            ag = [a / c + noise for c in steps]
            for i, arr in enumerate(ag):
                val = steps[i]
                if hasattr(arr, "Mrc"):
                    del arr.Mrc
                if arr.dtype == N.float64:
                    arr = arr.astype(N.float32)
                    hdr.PixelType = 2

                out = a.Mrc.path + ns + '%04d' % val
                Mrc.save(arr, out, ifExists='overwrite', hdr=hdr)
                outs.append(out)
    return outs
Example #9
0
    def setDimFromMrcHdr(self, hdr):
        from Priithon.all import Mrc
        self.wave = hdr.wave
        self.nw = hdr.NumWaves
        self.nt = hdr.NumTimes
        self.nx = hdr.Num[0]
        self.ny = hdr.Num[1]
        self.nz = hdr.Num[2] // (self.nt * self.nw)
        self.imgSequence = hdr.ImgSequence
        self.dtype = Mrc.MrcMode2dtype(hdr.PixelType)

        #if self.multipage:
        #    self._setSecSize()
        #else:
        self._setSuffix()
Example #10
0
def findOTF(fn, ctfdir=None):
    doesnotwork = """
    tempfn = tempfile.mktemp(suffix='.txt', prefix='lensNum')
    # header does not work on command line! It stops before extended header
    com = os.system("header %s |sed -n -e '/Lens ID Number\.\.*/ s/Lens ID Number\.\.*//p' |awk '{print $1}' >> %s" % (fn, tempfn))
    if com:
        raise RuntimeError, 'problem in reading header %s' % fn

    h = open(tempfn)
    lensNum = h.readline()
    h.close()
    print 'lensNum: ', lensNum"""
    a = Mrc.Mrc2(fn)
    lensNum = str(a.hdr.LensNum)
    a.close()

    return findOTFfromNum(lensNum, ctfdir)
Example #11
0
    def load(self, baseFn=None, n=None, n0=0, sparse=1):
        """load Mosaic size/pos/scale from in baseFn.txt
           load all images into baseFn_xx.mrc

           load only the first n images - n=None means all
           skip the first n0 of these
           if sparse>1 take only every 'sparse' pixel along x & y

           if baseFn end on '.txt' - that suffix gets ignored
        """
        from Priithon.all import Mrc, U

        if baseFn is None:
            from usefulX import FN
            baseFn = FN()
            if not baseFn:
                return
        if baseFn[-4:] == '.txt':
            baseFn = baseFn[:-4]

        a = U.readArray(baseFn + '.txt')
        if len(a.shape) == 1:
            a.shape = (1, ) + a.shape
        nn = len(a)
        if n is not None and n < nn:
            nn = n
        n = nn
        apos = a[:, :2]
        asiz = a[:, 2:4]
        arot = a[:, 4]
        ascl = a[:, 5:7]

        #n = len( apos )
        for i in range(n0, n):
            #20070126 aa = Mrc.bindFile("%s_%02d.mrc" % (baseFn, i)).copy()[0]
            aa = Mrc.load("%s_%02d.mrc" % (baseFn, i))[0]
            #            self.appendMosaic( aa,
            self.appendNewImg(aa[::sparse, ::sparse],
                              apos[i],
                              asiz[i],
                              ascl[i],
                              holdBackUpdate=(i + 1 < n),
                              rot=arot[i])
Example #12
0
    def load(self, baseFn=None, n=None, n0=0, sparse=1):
        """load Mosaic size/pos/scale from in baseFn.txt
           load all images into baseFn_xx.mrc

           load only the first n images - n=None means all
           skip the first n0 of these
           if sparse>1 take only every 'sparse' pixel along x & y

           if baseFn end on '.txt' - that suffix gets ignored
        """
        from Priithon.all import Mrc, U

        if baseFn is None:
            from .usefulX import FN
            baseFn = FN()
            if not baseFn:
                return
        if baseFn[-4:] == '.txt':
            baseFn = baseFn[:-4]

        a = U.readArray(baseFn + '.txt')
        if len(a.shape) == 1:
            a.shape = (1,) + a.shape
        nn = len(a)
        if n is not None and n<nn:
            nn=n
        n=nn
        apos = a[:, :2]
        asiz = a[:, 2:4]
        arot = a[:, 4]
        ascl = a[:, 5:7]
        
        #n = len( apos )
        for i in range(n0, n ):
            #20070126 aa = Mrc.bindFile("%s_%02d.mrc" % (baseFn, i)).copy()[0]
            aa = Mrc.load("%s_%02d.mrc" % (baseFn, i))[0]
            #            self.appendMosaic( aa,
            self.appendNewImg( aa[::sparse,::sparse],
                               apos[i], asiz[i], ascl[i],
                               holdBackUpdate=(i+1<n), rot=arot[i] )