4 * Copyright (C) 2008 Adam Williams <broadcast at earthling dot net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
31 class FilePNG : public FileList
34 FilePNG(Asset *asset, File *file);
37 static int check_sig(Asset *asset);
38 static void get_parameters(BC_WindowBase *parent_window,
40 BC_WindowBase* &format_window,
43 static int get_best_colormodel(Asset *asset, int driver);
44 int colormodel_supported(int colormodel);
45 int read_frame(VFrame *frame, VFrame *data);
46 int write_frame(VFrame *frame, VFrame *data, FrameWriterUnit *unit);
47 int can_copy_from(Asset *asset, int64_t position);
48 FrameWriterUnit* new_writer_unit(FrameWriter *writer);
50 int read_frame_header(char *path);
60 class PNGUnit : public FrameWriterUnit
63 PNGUnit(FilePNG *file, FrameWriter *writer);
70 class PNGConfigVideo : public BC_Window
73 PNGConfigVideo(BC_WindowBase *parent_window, Asset *asset);
76 void create_objects();
79 BC_WindowBase *parent_window;
84 class PNGUseAlpha : public BC_CheckBox
87 PNGUseAlpha(PNGConfigVideo *gui, int x, int y);