def _inject(self, fileobj): """Write tag data into the FLAC Vorbis comment packet/page.""" # Ogg FLAC has no convenient data marker like Vorbis, but the # second packet - and second page - must be the comment data. fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x7FFLAC"): page = OggPage(fileobj) first_page = page while not (page.sequence == 1 and page.serial == first_page.serial): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == first_page.serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment block. data = self.write() data = bytes( (packets[0][0], )) + struct.pack(">I", len(data))[-3:] + data packets[0] = data new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the FLAC Vorbis comment packet/page.""" # Ogg FLAC has no convenient data marker like Vorbis, but the # second packet - and second page - must be the comment data. fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x7FFLAC"): page = OggPage(fileobj) first_page = page while not (page.sequence == 1 and page.serial == first_page.serial): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == first_page.serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment block. data = self.write() data = bytes((packets[0][0],)) + struct.pack(">I", len(data))[-3:] + data packets[0] = data new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Speex comment packet/page.""" fileobj.seek(0) # Find the first header page, with the stream info. # Use it to get the serial number. page = OggPage(fileobj) while not page.packets[0].startswith(b"Speex "): page = OggPage(fileobj) # Look for the next page with that serial number, it'll start # the comment packet. serial = page.serial page = OggPage(fileobj) while page.serial != serial: page = OggPage(fileobj) # Then find all the pages with the comment packet. old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment packet. packets[0] = self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Speex comment packet/page.""" fileobj.seek(0) # Find the first header page, with the stream info. # Use it to get the serial number. page = OggPage(fileobj) while not page.packets[0].startswith(b"Speex "): page = OggPage(fileobj) # Look for the next page with that serial number, it'll start # the comment packet. serial = page.serial page = OggPage(fileobj) while page.serial != serial: page = OggPage(fileobj) # Then find all the pages with the comment packet. old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment packet. packets[0] = self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): fileobj.seek(0) info = OggOpusInfo(fileobj) old_pages = self.__get_comment_pages(fileobj, info) packets = OggPage.to_packets(old_pages) packets[0] = b"OpusTags" + self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): fileobj.seek(0) info = OggOpusInfo(fileobj) old_pages = self.__get_comment_pages(fileobj, info) packets = OggPage.to_packets(old_pages) packets[0] = b"OpusTags" + self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Theora comment packet/page.""" fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x81theora"): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) packets[0] = b"\x81theora" + self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Theora comment packet/page.""" fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x81theora"): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) packets[0] = b"\x81theora" + self.write(framing=False) new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Vorbis comment packet/page.""" # Find the old pages in the file; we'll need to remove them, # plus grab any stray setup packet data out of them. fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x03vorbis"): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment packet. packets[0] = b"\x03vorbis" + self.write() new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def _inject(self, fileobj): """Write tag data into the Vorbis comment packet/page.""" # Find the old pages in the file; we'll need to remove them, # plus grab any stray setup packet data out of them. fileobj.seek(0) page = OggPage(fileobj) while not page.packets[0].startswith(b"\x03vorbis"): page = OggPage(fileobj) old_pages = [page] while not (old_pages[-1].complete or len(old_pages[-1].packets) > 1): page = OggPage(fileobj) if page.serial == old_pages[0].serial: old_pages.append(page) packets = OggPage.to_packets(old_pages, strict=False) # Set the new comment packet. packets[0] = b"\x03vorbis" + self.write() new_pages = OggPage.from_packets(packets, old_pages[0].sequence) OggPage.replace(fileobj, old_pages, new_pages)
def test_streaminfo_bad_version(self): page = OggPage(open(self.filename, "rb")).write() page = page.replace(b"\x01\x00", b"\x02\x00", 1) self.failUnlessRaises(IOError, OggFLACStreamInfo, io.BytesIO(page))
def test_streaminfo_bad_marker(self): page = OggPage(open(self.filename, "rb")).write() page = page.replace(b"fLaC", b"!fLa", 1) self.failUnlessRaises(IOError, OggFLACStreamInfo, io.BytesIO(page))