/*
- Copyright (C) 2012 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2012-2021 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
+
/** @file src/filter.h
- * @brief A class to describe one of FFmpeg's video or post-processing filters.
+ * @brief A class to describe one of FFmpeg's video or audio filters.
*/
+
#ifndef DCPOMATIC_FILTER_H
#define DCPOMATIC_FILTER_H
+
#include <string>
#include <vector>
+
/** @class Filter
- * @brief A class to describe one of FFmpeg's video or post-processing filters.
+ * @brief A class to describe one of FFmpeg's video or audio filters.
+ *
+ * We don't support FFmpeg's post-processing filters here as they cannot cope with greater than
+ * 8bpp. FFmpeg quantizes e.g. yuv422p10le down to yuv422p before running such filters, which
+ * we don't really want to do.
*/
class Filter
{
public:
- Filter (std::string, std::string, std::string, std::string, std::string);
+ Filter (std::string i, std::string n, std::string c, std::string f);
/** @return our id */
std::string id () const {
return _name;
}
- /** @return string for a FFmpeg video filter descriptor */
- std::string vf () const {
- return _vf;
- }
-
- /** @return string for a FFmpeg post-processing descriptor */
- std::string pp () const {
- return _pp;
+ /** @return string for a FFmpeg filter descriptor */
+ std::string ffmpeg () const {
+ return _ffmpeg;
}
std::string category () const {
return _category;
}
-
+
static std::vector<Filter const *> all ();
- static Filter const * from_id (std::string);
+ static Filter const * from_id (std::string d);
static void setup_filters ();
- static std::pair<std::string, std::string> ffmpeg_strings (std::vector<Filter const *> const &);
+ static std::string ffmpeg_string (std::vector<Filter const *> const & filters);
private:
/** user-visible name */
std::string _name;
std::string _category;
- /** string for a FFmpeg video filter descriptor */
- std::string _vf;
- /** string for a FFmpeg post-processing descriptor */
- std::string _pp;
+ /** string for a FFmpeg filter descriptor */
+ std::string _ffmpeg;
/** all available filters */
- static std::vector<Filter const *> _filters;
- static void maybe_add (std::string, std::string, std::string, std::string, std::string);
+ static std::vector<Filter> _filters;
+ static void maybe_add (std::string, std::string, std::string, std::string);
};
+
#endif