Use dcp::file_to_string().
[dcpomatic.git] / src / lib / player_video.cc
index bd643af60c4c248d777bb2e16b59c526c29b981b..e473b8750474a975f53c3fdf6f1521ec2407e1b8 100644 (file)
@@ -1,5 +1,5 @@
 /*
-    Copyright (C) 2013-2018 Carl Hetherington <cth@carlh.net>
+    Copyright (C) 2013-2021 Carl Hetherington <cth@carlh.net>
 
     This file is part of DCP-o-matic.
 
 
 */
 
-#include "player_video.h"
 #include "content.h"
-#include "video_content.h"
+#include "film.h"
 #include "image.h"
 #include "image_proxy.h"
 #include "j2k_image_proxy.h"
-#include "film.h"
+#include "player.h"
+#include "player_video.h"
+#include "video_content.h"
 #include <dcp/raw_convert.h>
 extern "C" {
 #include <libavutil/pixfmt.h>
@@ -32,14 +33,15 @@ extern "C" {
 #include <libxml++/libxml++.h>
 #include <iostream>
 
-using std::string;
 using std::cout;
+using std::dynamic_pointer_cast;
+using std::make_shared;
 using std::pair;
-using boost::shared_ptr;
-using boost::weak_ptr;
-using boost::dynamic_pointer_cast;
+using std::shared_ptr;
+using std::string;
+using std::weak_ptr;
 using boost::optional;
-using boost::function;
+using std::function;
 using dcp::Data;
 using dcp::raw_convert;
 
@@ -54,7 +56,8 @@ PlayerVideo::PlayerVideo (
        optional<ColourConversion> colour_conversion,
        VideoRange video_range,
        weak_ptr<Content> content,
-       optional<Frame> video_frame
+       optional<Frame> video_frame,
+       bool error
        )
        : _in (in)
        , _crop (crop)
@@ -67,6 +70,7 @@ PlayerVideo::PlayerVideo (
        , _video_range (video_range)
        , _content (content)
        , _video_frame (video_frame)
+       , _error (error)
 {
 
 }
@@ -78,24 +82,25 @@ PlayerVideo::PlayerVideo (shared_ptr<cxml::Node> node, shared_ptr<Socket> socket
 
        _inter_size = dcp::Size (node->number_child<int> ("InterWidth"), node->number_child<int> ("InterHeight"));
        _out_size = dcp::Size (node->number_child<int> ("OutWidth"), node->number_child<int> ("OutHeight"));
-       _eyes = (Eyes) node->number_child<int> ("Eyes");
-       _part = (Part) node->number_child<int> ("Part");
-       _video_range = (VideoRange) node->number_child<int>("VideoRange");
+       _eyes = static_cast<Eyes>(node->number_child<int>("Eyes"));
+       _part = static_cast<Part>(node->number_child<int>("Part"));
+       _video_range = static_cast<VideoRange>(node->number_child<int>("VideoRange"));
+       _error = node->optional_bool_child("Error").get_value_or (false);
 
        /* Assume that the ColourConversion uses the current state version */
        _colour_conversion = ColourConversion::from_xml (node, Film::current_state_version);
 
-       _in = image_proxy_factory (node->node_child ("In"), socket);
+       _in = image_proxy_factory (node->node_child("In"), socket);
 
-       if (node->optional_number_child<int> ("SubtitleX")) {
+       if (node->optional_number_child<int>("SubtitleX")) {
 
-               shared_ptr<Image> image (
-                       new Image (AV_PIX_FMT_BGRA, dcp::Size (node->number_child<int> ("SubtitleWidth"), node->number_child<int> ("SubtitleHeight")), true)
+               auto image = make_shared<Image> (
+                       AV_PIX_FMT_BGRA, dcp::Size(node->number_child<int>("SubtitleWidth"), node->number_child<int>("SubtitleHeight")), true
                        );
 
                image->read_from_socket (socket);
 
-               _text = PositionImage (image, Position<int> (node->number_child<int> ("SubtitleX"), node->number_child<int> ("SubtitleY")));
+               _text = PositionImage (image, Position<int>(node->number_child<int>("SubtitleX"), node->number_child<int>("SubtitleY")));
        }
 }
 
@@ -106,13 +111,13 @@ PlayerVideo::set_text (PositionImage image)
 }
 
 shared_ptr<Image>
-PlayerVideo::image (function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast) const
+PlayerVideo::image (function<AVPixelFormat (AVPixelFormat)> pixel_format, VideoRange video_range, bool aligned, bool fast) const
 {
        /* XXX: this assumes that image() and prepare() are only ever called with the same parameters (except crop, inter size, out size, fade) */
 
        boost::mutex::scoped_lock lm (_mutex);
        if (!_image || _crop != _image_crop || _inter_size != _image_inter_size || _out_size != _image_out_size || _fade != _image_fade) {
-               make_image (pixel_format, aligned, fast);
+               make_image (pixel_format, video_range, aligned, fast);
        }
        return _image;
 }
@@ -125,27 +130,28 @@ PlayerVideo::image (function<AVPixelFormat (AVPixelFormat)> pixel_format, bool a
  *  @param fast true to be fast at the expense of quality.
  */
 void
-PlayerVideo::make_image (function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast) const
+PlayerVideo::make_image (function<AVPixelFormat (AVPixelFormat)> pixel_format, VideoRange video_range, bool aligned, bool fast) const
 {
        _image_crop = _crop;
        _image_inter_size = _inter_size;
        _image_out_size = _out_size;
        _image_fade = _fade;
 
-       ImageProxy::Result prox = _in->image (_inter_size);
+       auto prox = _in->image (_inter_size);
+       _error = prox.error;
 
-       Crop total_crop = _crop;
+       auto total_crop = _crop;
        switch (_part) {
-       case PART_LEFT_HALF:
+       case Part::LEFT_HALF:
                total_crop.right += prox.image->size().width / 2;
                break;
-       case PART_RIGHT_HALF:
+       case Part::RIGHT_HALF:
                total_crop.left += prox.image->size().width / 2;
                break;
-       case PART_TOP_HALF:
+       case Part::TOP_HALF:
                total_crop.bottom += prox.image->size().height / 2;
                break;
-       case PART_BOTTOM_HALF:
+       case Part::BOTTOM_HALF:
                total_crop.top += prox.image->size().height / 2;
                break;
        default:
@@ -161,13 +167,13 @@ PlayerVideo::make_image (function<AVPixelFormat (AVPixelFormat)> pixel_format, b
                total_crop.bottom /= r;
        }
 
-       dcp::YUVToRGB yuv_to_rgb = dcp::YUV_TO_RGB_REC601;
+       dcp::YUVToRGB yuv_to_rgb = dcp::YUVToRGB::REC601;
        if (_colour_conversion) {
                yuv_to_rgb = _colour_conversion.get().yuv_to_rgb();
        }
 
        _image = prox.image->crop_scale_window (
-               total_crop, _inter_size, _out_size, yuv_to_rgb, _video_range, pixel_format (prox.image->pixel_format()), aligned, fast
+               total_crop, _inter_size, _out_size, yuv_to_rgb, _video_range, pixel_format (prox.image->pixel_format()), video_range, aligned, fast
                );
 
        if (_text) {
@@ -194,6 +200,7 @@ PlayerVideo::add_metadata (xmlpp::Node* node) const
        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)));
        node->add_child("VideoRange")->add_child_text(raw_convert<string>(static_cast<int>(_video_range)));
+       node->add_child("Error")->add_child_text(_error ? "1" : "0");
        if (_colour_conversion) {
                _colour_conversion.get().as_xml (node);
        }
@@ -206,9 +213,9 @@ PlayerVideo::add_metadata (xmlpp::Node* node) const
 }
 
 void
-PlayerVideo::send_binary (shared_ptr<Socket> socket) const
+PlayerVideo::write_to_socket (shared_ptr<Socket> socket) const
 {
-       _in->send_binary (socket);
+       _in->write_to_socket (socket);
        if (_text) {
                _text->image->write_to_socket (socket);
        }
@@ -219,18 +226,18 @@ PlayerVideo::has_j2k () const
 {
        /* XXX: maybe other things */
 
-       shared_ptr<const J2KImageProxy> j2k = dynamic_pointer_cast<const J2KImageProxy> (_in);
+       auto j2k = dynamic_pointer_cast<const J2KImageProxy> (_in);
        if (!j2k) {
                return false;
        }
 
-       return _crop == Crop () && _out_size == j2k->size() && !_text && !_fade && !_colour_conversion;
+       return _crop == Crop() && _out_size == j2k->size() && !_text && !_fade && !_colour_conversion;
 }
 
-Data
+shared_ptr<const dcp::Data>
 PlayerVideo::j2k () const
 {
-       shared_ptr<const J2KImageProxy> j2k = dynamic_pointer_cast<const J2KImageProxy> (_in);
+       auto j2k = dynamic_pointer_cast<const J2KImageProxy> (_in);
        DCPOMATIC_ASSERT (j2k);
        return j2k->j2k ();
 }
@@ -284,12 +291,12 @@ PlayerVideo::keep_xyz_or_rgb (AVPixelFormat p)
 }
 
 void
-PlayerVideo::prepare (function<AVPixelFormat (AVPixelFormat)> pixel_format, bool aligned, bool fast)
+PlayerVideo::prepare (function<AVPixelFormat (AVPixelFormat)> pixel_format, VideoRange video_range, bool aligned, bool fast)
 {
        _in->prepare (_inter_size);
        boost::mutex::scoped_lock lm (_mutex);
        if (!_image) {
-               make_image (pixel_format, aligned, fast);
+               make_image (pixel_format, video_range, aligned, fast);
        }
 }
 
@@ -303,20 +310,19 @@ PlayerVideo::memory_used () const
 shared_ptr<PlayerVideo>
 PlayerVideo::shallow_copy () const
 {
-       return shared_ptr<PlayerVideo>(
-               new PlayerVideo(
-                       _in,
-                       _crop,
-                       _fade,
-                       _inter_size,
-                       _out_size,
-                       _eyes,
-                       _part,
-                       _colour_conversion,
-                       _video_range,
-                       _content,
-                       _video_frame
-                       )
+       return std::make_shared<PlayerVideo>(
+               _in,
+               _crop,
+               _fade,
+               _inter_size,
+               _out_size,
+               _eyes,
+               _part,
+               _colour_conversion,
+               _video_range,
+               _content,
+               _video_frame,
+               _error
                );
 }
 
@@ -324,17 +330,17 @@ PlayerVideo::shallow_copy () const
  *  @return true if this was possible, false if not.
  */
 bool
-PlayerVideo::reset_metadata (shared_ptr<const Film> film, dcp::Size video_container_size, dcp::Size film_frame_size)
+PlayerVideo::reset_metadata (shared_ptr<const Film> film, dcp::Size player_video_container_size)
 {
-       shared_ptr<Content> content = _content.lock();
+       auto content = _content.lock();
        if (!content || !_video_frame) {
                return false;
        }
 
        _crop = content->video->crop();
        _fade = content->video->fade(film, _video_frame.get());
-       _inter_size = content->video->scale().size(content->video, video_container_size, film_frame_size);
-       _out_size = video_container_size;
+       _inter_size = scale_for_display(content->video->scaled_size(film->frame_size()), player_video_container_size, film->frame_size());
+       _out_size = player_video_container_size;
        _colour_conversion = content->video->colour_conversion();
        _video_range = content->video->range();