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Overview
| Comment: | mainwin.py: handle divide-by-zero if/when fex line is zero length spectogram.py: initial eraser functionality added |
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| Timelines: | family | ancestors | descendants | both | trunk | master |
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| SHA3-256: |
5db78221eacc80aa687f7baf7f000bb1 |
| User & Date: | jmcclure 2017-08-18 10:50:21 |
Context
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2017-08-26
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| 23:51 | Converted config to yaml; packaging clean up; nearing beta release check-in: 93665ca85c user: jmcclure tags: trunk, master | |
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2017-08-18
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| 10:50 | mainwin.py: handle divide-by-zero if/when fex line is zero length spectogram.py: initial eraser functionality added check-in: 5db78221ea user: jmcclure tags: trunk, master | |
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2017-08-17
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| 22:44 | Initial commit of fexqt check-in: 2dab5527e8 user: jmcclure tags: trunk, master | |
Changes
Changes to fexqt/mainwin.py.
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QTimer.singleShot(20,self.next_spectrogram)
# Todo handle drag & drop of sound files
def update_status_fex(self, pex, tex):
self.pex = pex
self.tex = tex
self.fex = pex / tex
def update_status_text(self, x, y):
self.status_text.setText("FEX: %.3f %0.3fs %0.1fKHz" %(self.fex,x,y))
def init_body(self, config):
self.body = QWidget()
self.body.setBackgroundRole(QPalette.AlternateBase)
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> | > > |
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QTimer.singleShot(20,self.next_spectrogram) # Todo handle drag & drop of sound files def update_status_fex(self, pex, tex): self.pex = pex self.tex = tex try: self.fex = pex / tex except ZeroDivisionError: self.fex = 0.0 def update_status_text(self, x, y): self.status_text.setText("FEX: %.3f %0.3fs %0.1fKHz" %(self.fex,x,y)) def init_body(self, config): self.body = QWidget() self.body.setBackgroundRole(QPalette.AlternateBase) |
Changes to fexqt/spectrogram.py.
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self.time = t h, w = self.imgdata.shape self.image = QImage(self.imgdata.tobytes(), w, h, w, QImage.Format_Grayscale8) if self.conf.invert: self.image.invertPixels() self.fit() self.eraser = self.create_eraser(50, 150) self.cursorX = self.create_cursor(1, self.height() * 4) self.cursorY = self.create_cursor(self.width() * 4, 1) self.cursorX.hide() self.cursorY.hide() self.eraser.hide() self.show() ................................................................................ self.resize(self.height() * asp, self.height()) def resizeEvent(self, e): self.sx = self.width() / self.image.width() self.sy = self.height() / self.image.height() def mousePressEvent(self, e): self.__pos = self.pos() self.__size = self.size() self.__epos = self.mapToParent(e.pos()) if e.button() == Qt.MiddleButton: self.fit() def mouseMoveEvent(self, e): x = e.pos().x() - self.eraser.width() / 2.0 y = e.pos().y() - self.eraser.height() / 2.0 self.eraser.move(x, y) x = e.pos().x() y = e.pos().y() self.cursorX.move(x, 0) self.cursorY.move(0, y) s = self.imgdata.shape x = clip(int(s[1] * e.pos().x() / self.width()), 0, self.time.size) y = clip(int(s[0] * e.pos().y() / self.height()), 0, self.freq.size) ................................................................................ elif e.buttons() and self.eraser.isVisible(): self.mouseEraseEvent(e) elif e.buttons(): self.mouseNormalEvent(e) def mouseCursorEvent(self, e): pass def mouseEraseEvent(self, e): pass def mouseNormalEvent(self, e): if e.buttons() == Qt.LeftButton: diff = self.mapToParent(e.pos()) - self.__epos + self.__pos self.move(diff) elif e.buttons() == Qt.RightButton: diff = self.mapToParent(e.pos()) - self.__epos ................................................................................ w = self.__size.width() + diff.x() h = self.__size.height() + diff.y() self.resize(w, h) def mouseReleaseEvent(self, e): self.cursorX.resize(1, self.height() * 4) self.cursorY.resize(self.width() * 4, 1) |
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self.time = t h, w = self.imgdata.shape self.image = QImage(self.imgdata.tobytes(), w, h, w, QImage.Format_Grayscale8) if self.conf.invert: self.image.invertPixels() self.fit() self.eraser = self.create_eraser(10, 200) self.eraser.maxheight = 200 self.cursorX = self.create_cursor(1, self.height() * 4) self.cursorY = self.create_cursor(self.width() * 4, 1) self.cursorX.hide() self.cursorY.hide() self.eraser.hide() self.show() ................................................................................ self.resize(self.height() * asp, self.height()) def resizeEvent(self, e): self.sx = self.width() / self.image.width() self.sy = self.height() / self.image.height() def mousePressEvent(self, e): if self.cursorX.visible(): pass elif self.eraser.visible(): # TODO create undo/backup of imgdata & initial erase pass elif e.button() == Qt.MiddleButton: self.fit() else: self.__pos = self.pos() self.__size = self.size() self.__epos = self.mapToParent(e.pos()) def mouseMoveEvent(self, e): # TODO refactor this rats nest y = e.pos().y() if y < self.eraser.maxheight / 2.0: fixed = y * 2.0 elif y > self.height() - self.eraser.maxheight / 2.0: fixed = (self.height() - y) * 2.0 else: fixed = self.eraser.maxheight self.eraser.setFixedHeight(int(clip(fixed,0,self.eraser.maxheight))) x = e.pos().x() - self.eraser.width() / 2.0 y = e.pos().y() - self.eraser.height() / 2.0 self.eraser.move(x, y) x = e.pos().x() y = e.pos().y() self.cursorX.move(x, 0) self.cursorY.move(0, y) s = self.imgdata.shape x = clip(int(s[1] * e.pos().x() / self.width()), 0, self.time.size) y = clip(int(s[0] * e.pos().y() / self.height()), 0, self.freq.size) ................................................................................ elif e.buttons() and self.eraser.isVisible(): self.mouseEraseEvent(e) elif e.buttons(): self.mouseNormalEvent(e) def mouseCursorEvent(self, e): pass def mapToImgdata(self, x, y): s = self.imgdata.shape x *= s[1] / self.width() y *= s[0] / self.height() x = int(clip(x, 0, s[1])) y = int(clip(y, 0, s[0])) return x, y def mouseEraseEvent(self, e): w = self.eraser.width() h = self.eraser.height() x = e.pos().x() - w / 2.0 y = e.pos().y() - h / 2.0 x1, y1 = self.mapToImgdata(x, y) x2, y2 = self.mapToImgdata(x + w, y + h) self.imgdata[y1:y2,x1:x2] = 255.0 self.update(x, 0, w, self.height()) def mouseNormalEvent(self, e): if e.buttons() == Qt.LeftButton: diff = self.mapToParent(e.pos()) - self.__epos + self.__pos self.move(diff) elif e.buttons() == Qt.RightButton: diff = self.mapToParent(e.pos()) - self.__epos ................................................................................ w = self.__size.width() + diff.x() h = self.__size.height() + diff.y() self.resize(w, h) def mouseReleaseEvent(self, e): self.cursorX.resize(1, self.height() * 4) self.cursorY.resize(self.width() * 4, 1) self.update(self.contentsRect()) |