/*
Copyright (C) 2013-2015 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/>.
*/
#include "image_proxy.h"
#include "j2k_image_proxy.h"
#include "film.h"
-#include "raw_convert.h"
+#include <dcp/raw_convert.h>
+extern "C" {
+#include <libavutil/pixfmt.h>
+}
+#include <libxml++/libxml++.h>
+#include <iostream>
using std::string;
using std::cout;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
using boost::optional;
+using boost::function;
+using dcp::Data;
+using dcp::raw_convert;
PlayerVideo::PlayerVideo (
shared_ptr<const ImageProxy> in,
- DCPTime time,
Crop crop,
boost::optional<double> fade,
dcp::Size inter_size,
optional<ColourConversion> colour_conversion
)
: _in (in)
- , _time (time)
, _crop (crop)
, _fade (fade)
, _inter_size (inter_size)
PlayerVideo::PlayerVideo (shared_ptr<cxml::Node> node, shared_ptr<Socket> socket)
{
- _time = DCPTime (node->number_child<DCPTime::Type> ("Time"));
_crop = Crop (node);
_fade = node->optional_number_child<double> ("Fade");
if (node->optional_number_child<int> ("SubtitleX")) {
shared_ptr<Image> image (
- new Image (PIX_FMT_RGBA, dcp::Size (node->number_child<int> ("SubtitleWidth"), node->number_child<int> ("SubtitleHeight")), true)
+ new Image (AV_PIX_FMT_RGBA, dcp::Size (node->number_child<int> ("SubtitleWidth"), node->number_child<int> ("SubtitleHeight")), true)
);
image->read_from_socket (socket);
_subtitle = image;
}
+/** Create an image for this frame.
+ * @param note Handler for any notes that are made during the process.
+ * @param pixel_format Function which is called to decide what pixel format the output image should be;
+ * it is passed the pixel format of the input image from the ImageProxy, and should return the desired
+ * output pixel format. Two functions always_rgb and keep_xyz_or_rgb are provided for use here.
+ * @param aligned true if the output image should be aligned to 32-byte boundaries.
+ * @param fast true to be fast at the expense of quality.
+ */
shared_ptr<Image>
-PlayerVideo::image (AVPixelFormat pixel_format, dcp::NoteHandler note) const
+PlayerVideo::image (dcp::NoteHandler note, function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast) const
{
- shared_ptr<Image> im = _in->image (optional<dcp::NoteHandler> (note));
+ shared_ptr<Image> im = _in->image (optional<dcp::NoteHandler> (note), _inter_size);
Crop total_crop = _crop;
switch (_part) {
yuv_to_rgb = _colour_conversion.get().yuv_to_rgb();
}
- shared_ptr<Image> out = im->crop_scale_window (total_crop, _inter_size, _out_size, yuv_to_rgb, pixel_format, true);
+ shared_ptr<Image> out = im->crop_scale_window (
+ total_crop, _inter_size, _out_size, yuv_to_rgb, pixel_format (_in->pixel_format()), aligned, fast
+ );
if (_subtitle) {
- out->alpha_blend (_subtitle->image, _subtitle->position);
+ out->alpha_blend (Image::ensure_aligned (_subtitle->image), _subtitle->position);
}
if (_fade) {
void
PlayerVideo::add_metadata (xmlpp::Node* node) const
{
- node->add_child("Time")->add_child_text (raw_convert<string> (_time.get ()));
_crop.as_xml (node);
if (_fade) {
node->add_child("Fade")->add_child_text (raw_convert<string> (_fade.get ()));
node->add_child("InterHeight")->add_child_text (raw_convert<string> (_inter_size.height));
node->add_child("OutWidth")->add_child_text (raw_convert<string> (_out_size.width));
node->add_child("OutHeight")->add_child_text (raw_convert<string> (_out_size.height));
- node->add_child("Eyes")->add_child_text (raw_convert<string> (_eyes));
- node->add_child("Part")->add_child_text (raw_convert<string> (_part));
+ node->add_child("Eyes")->add_child_text (raw_convert<string> (static_cast<int> (_eyes)));
+ node->add_child("Part")->add_child_text (raw_convert<string> (static_cast<int> (_part)));
if (_colour_conversion) {
_colour_conversion.get().as_xml (node);
}
return false;
}
- return _crop == Crop () && _inter_size == j2k->size() && !_subtitle && !_fade;
+ return _crop == Crop () && _out_size == j2k->size() && !_subtitle && !_fade && !_colour_conversion;
}
Data
return Position<int> ((_out_size.width - _inter_size.width) / 2, (_out_size.height - _inter_size.height) / 2);
}
-/** @return true if this PlayerVideo is definitely the same as another
- * (apart from _time), false if it is probably not
- */
+/** @return true if this PlayerVideo is definitely the same as another, false if it is probably not */
bool
PlayerVideo::same (shared_ptr<const PlayerVideo> other) const
{
return _in->same (other->_in);
}
+
+AVPixelFormat
+PlayerVideo::always_rgb (AVPixelFormat)
+{
+ return AV_PIX_FMT_RGB24;
+}
+
+AVPixelFormat
+PlayerVideo::keep_xyz_or_rgb (AVPixelFormat p)
+{
+ return p == AV_PIX_FMT_XYZ12LE ? AV_PIX_FMT_XYZ12LE : AV_PIX_FMT_RGB48LE;
+}
+
+void
+PlayerVideo::prepare ()
+{
+ _in->prepare (_inter_size);
+}