2 * Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
4 * This file is part of CasparCG (www.casparcg.com).
6 * CasparCG 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 3 of the License, or
9 * (at your option) any later version.
11 * CasparCG 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 CasparCG. If not, see <http://www.gnu.org/licenses/>.
19 * Author: Robert Nagy, ronag89@gmail.com
22 #include "../stdafx.h"
26 #include <common/except.h>
27 #include <common/array.h>
29 #include <core/frame/frame_visitor.h>
30 #include <core/frame/pixel_format.h>
31 #include <core/frame/geometry.h>
33 #include <boost/lexical_cast.hpp>
34 #include <boost/thread/future.hpp>
36 namespace caspar { namespace core {
38 struct mutable_frame::impl : boost::noncopyable
40 std::vector<array<std::uint8_t>> buffers_;
41 core::audio_buffer audio_data_;
42 const core::pixel_format_desc desc_;
44 core::frame_geometry geometry_;
46 impl(std::vector<array<std::uint8_t>> buffers, audio_buffer audio_buffer, const void* tag, const core::pixel_format_desc& desc)
47 : buffers_(std::move(buffers))
48 , audio_data_(std::move(audio_buffer))
51 , geometry_(frame_geometry::default())
53 BOOST_FOREACH(auto& buffer, buffers_)
55 CASPAR_THROW_EXCEPTION(invalid_argument() << msg_info("mutable_frame: null argument"));
59 mutable_frame::mutable_frame(std::vector<array<std::uint8_t>> image_buffers, audio_buffer audio_buffer, const void* tag, const core::pixel_format_desc& desc)
60 : impl_(new impl(std::move(image_buffers), std::move(audio_buffer), tag, desc)){}
61 mutable_frame::~mutable_frame(){}
62 mutable_frame::mutable_frame(mutable_frame&& other) : impl_(std::move(other.impl_)){}
63 mutable_frame& mutable_frame::operator=(mutable_frame&& other)
65 impl_ = std::move(other.impl_);
68 void mutable_frame::swap(mutable_frame& other){impl_.swap(other.impl_);}
69 const core::pixel_format_desc& mutable_frame::pixel_format_desc() const{return impl_->desc_;}
70 const array<std::uint8_t>& mutable_frame::image_data(std::size_t index) const{return impl_->buffers_.at(index);}
71 const core::audio_buffer& mutable_frame::audio_data() const{return impl_->audio_data_;}
72 array<std::uint8_t>& mutable_frame::image_data(std::size_t index){return impl_->buffers_.at(index);}
73 core::audio_buffer& mutable_frame::audio_data(){return impl_->audio_data_;}
74 std::size_t mutable_frame::width() const{return impl_->desc_.planes.at(0).width;}
75 std::size_t mutable_frame::height() const{return impl_->desc_.planes.at(0).height;}
76 const void* mutable_frame::stream_tag()const{return impl_->tag_;}
77 const void* mutable_frame::data_tag()const{return impl_.get();}
78 const frame_geometry& mutable_frame::geometry() const { return impl_->geometry_; }
79 void mutable_frame::set_geometry(const frame_geometry& g) { impl_->geometry_ = g; }
81 const const_frame& const_frame::empty()
84 static const_frame empty(&dummy);
88 struct const_frame::impl : boost::noncopyable
90 mutable std::vector<boost::shared_future<array<const std::uint8_t>>> future_buffers_;
92 core::audio_buffer audio_data_;
93 const core::pixel_format_desc desc_;
95 core::frame_geometry geometry_;
98 : desc_(core::pixel_format::invalid)
101 , geometry_(frame_geometry::default())
105 impl(boost::shared_future<array<const std::uint8_t>> image, audio_buffer audio_buffer, const void* tag, const core::pixel_format_desc& desc)
106 : audio_data_(std::move(audio_buffer))
109 , id_(reinterpret_cast<int>(this))
110 , geometry_(frame_geometry::default())
112 if(desc.format != core::pixel_format::bgra)
113 CASPAR_THROW_EXCEPTION(not_implemented());
115 future_buffers_.push_back(std::move(image));
118 impl(mutable_frame&& other)
119 : audio_data_(other.audio_data())
120 , desc_(other.pixel_format_desc())
121 , tag_(other.stream_tag())
122 , id_(reinterpret_cast<int>(this))
123 , geometry_(other.geometry())
125 for(std::size_t n = 0; n < desc_.planes.size(); ++n)
127 boost::promise<array<const std::uint8_t>> p;
128 p.set_value(std::move(other.image_data(n)));
129 future_buffers_.push_back(p.get_future());
133 array<const std::uint8_t> image_data(int index) const
135 return tag_ != empty().stream_tag() ? future_buffers_.at(index).get() : array<const std::uint8_t>(nullptr, 0, true, 0);
138 std::size_t width() const
140 return tag_ != empty().stream_tag() ? desc_.planes.at(0).width : 0;
143 std::size_t height() const
145 return tag_ != empty().stream_tag() ? desc_.planes.at(0).height : 0;
148 std::size_t size() const
150 return tag_ != empty().stream_tag() ? desc_.planes.at(0).size : 0;
154 const_frame::const_frame(const void* tag) : impl_(new impl(tag)){}
155 const_frame::const_frame(boost::shared_future<array<const std::uint8_t>> image, audio_buffer audio_buffer, const void* tag, const core::pixel_format_desc& desc)
156 : impl_(new impl(std::move(image), std::move(audio_buffer), tag, desc)){}
157 const_frame::const_frame(mutable_frame&& other) : impl_(new impl(std::move(other))){}
158 const_frame::~const_frame(){}
159 const_frame::const_frame(const_frame&& other) : impl_(std::move(other.impl_)){}
160 const_frame& const_frame::operator=(const_frame&& other)
162 impl_ = std::move(other.impl_);
165 const_frame::const_frame(const const_frame& other) : impl_(other.impl_){}
166 const_frame& const_frame::operator=(const const_frame& other)
171 bool const_frame::operator==(const const_frame& other){return impl_ == other.impl_;}
172 bool const_frame::operator!=(const const_frame& other){return !(*this == other);}
173 bool const_frame::operator<(const const_frame& other){return impl_< other.impl_;}
174 bool const_frame::operator>(const const_frame& other){return impl_> other.impl_;}
175 const core::pixel_format_desc& const_frame::pixel_format_desc()const{return impl_->desc_;}
176 array<const std::uint8_t> const_frame::image_data(int index)const{return impl_->image_data(index);}
177 const core::audio_buffer& const_frame::audio_data()const{return impl_->audio_data_;}
178 std::size_t const_frame::width()const{return impl_->width();}
179 std::size_t const_frame::height()const{return impl_->height();}
180 std::size_t const_frame::size()const{return impl_->size();}
181 const void* const_frame::stream_tag()const{return impl_->tag_;}
182 const void* const_frame::data_tag()const{return impl_.get();}
183 const frame_geometry& const_frame::geometry() const { return impl_->geometry_; }
184 void const_frame::set_geometry(const frame_geometry& g) { impl_->geometry_ = g; }