X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fimage%2Fproducer%2Fimage_producer.cpp;h=112922ac5f68fe450de2feec264398800f94066f;hb=c30ace6f19e057aff4d84a54f37596857df93750;hp=d55da62f4248c77545e06e8162e9f9213f5a947c;hpb=dfbde5d6d0fcff021c60c0240d94fece52481cf5;p=casparcg

diff --git a/modules/image/producer/image_producer.cpp b/modules/image/producer/image_producer.cpp
index d55da62f4..112922ac5 100644
--- a/modules/image/producer/image_producer.cpp
+++ b/modules/image/producer/image_producer.cpp
@@ -1,84 +1,302 @@
-/*
-* copyright (c) 2010 Sveriges Television AB <info@casparcg.com>
-*
-*  This file is part of CasparCG.
-*
-*    CasparCG 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 3 of the License, or
-*    (at your option) any later version.
-*
-*    CasparCG 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 CasparCG.  If not, see <http://www.gnu.org/licenses/>.
-*
-*/
-#include "image_producer.h"
-
-#include "../util/image_loader.h"
-
-#include <core/video_format.h>
-
-#include <core/producer/frame/basic_frame.h>
-#include <core/mixer/write_frame.h>
-
-#include <common/env.h>
-
-#include <boost/assign.hpp>
-#include <boost/filesystem.hpp>
-
-#include <algorithm>
-
-using namespace boost::assign;
-
-namespace caspar {
-
-struct image_producer : public core::frame_producer
-{	
-	const std::wstring filename_;
-	safe_ptr<core::basic_frame> frame_;
-	
-	explicit image_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::wstring& filename) 
-		: filename_(filename)
-		, frame_(core::basic_frame::empty())	
-	{
-		auto bitmap = load_image(filename_);
-		FreeImage_FlipVertical(bitmap.get());
-		auto frame = frame_factory->create_frame(this, FreeImage_GetWidth(bitmap.get()), FreeImage_GetHeight(bitmap.get()));
-		std::copy_n(FreeImage_GetBits(bitmap.get()), frame->image_data().size(), frame->image_data().begin());
-		frame->commit();
-		frame_ = std::move(frame);
-	}
-	
-	// frame_producer
-
-	virtual safe_ptr<core::basic_frame> receive(){return frame_;}
-		
-	virtual std::wstring print() const
-	{
-		return L"image_producer[" + filename_ + L"]";
-	}
-};
-
-safe_ptr<core::frame_producer> create_image_producer(const safe_ptr<core::frame_factory>& frame_factory, const std::vector<std::wstring>& params)
-{
-	static const std::vector<std::wstring> extensions = list_of(L"png")(L"tga")(L"bmp")(L"jpg")(L"jpeg");
-	std::wstring filename = env::media_folder() + L"\\" + params[0];
-	
-	auto ext = std::find_if(extensions.begin(), extensions.end(), [&](const std::wstring& ex) -> bool
-		{					
-			return boost::filesystem::is_regular_file(boost::filesystem::wpath(filename).replace_extension(ex));
-		});
-
-	if(ext == extensions.end())
-		return core::frame_producer::empty();
-
-	return make_safe<image_producer>(frame_factory, filename + L"." + *ext);
-}
-
-
-}
\ No newline at end of file
+/*
+* Copyright (c) 2011 Sveriges Television AB <info@casparcg.com>
+*
+* This file is part of CasparCG (www.casparcg.com).
+*
+* CasparCG 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 3 of the License, or
+* (at your option) any later version.
+*
+* CasparCG 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 CasparCG. If not, see <http://www.gnu.org/licenses/>.
+*
+* Author: Robert Nagy, ronag89@gmail.com
+*/
+
+#include "image_producer.h"
+
+#include "../util/image_loader.h"
+
+#include <core/video_format.h>
+
+#include <core/producer/frame_producer.h>
+#include <core/producer/scene/const_producer.h>
+#include <core/frame/frame.h>
+#include <core/frame/draw_frame.h>
+#include <core/frame/frame_factory.h>
+#include <core/frame/pixel_format.h>
+#include <core/frame/audio_channel_layout.h>
+#include <core/monitor/monitor.h>
+#include <core/help/help_sink.h>
+#include <core/help/help_repository.h>
+
+#include <common/env.h>
+#include <common/log.h>
+#include <common/array.h>
+#include <common/base64.h>
+#include <common/os/filesystem.h>
+
+#include <boost/filesystem.hpp>
+#include <boost/property_tree/ptree.hpp>
+#include <boost/algorithm/string.hpp>
+
+#include <algorithm>
+#include <set>
+
+namespace caspar { namespace image {
+
+std::pair<core::draw_frame, core::constraints> load_image(
+		const spl::shared_ptr<core::frame_factory>& frame_factory,
+		const std::wstring& filename)
+{
+	auto bitmap = load_image(filename);
+	FreeImage_FlipVertical(bitmap.get());
+		
+	core::pixel_format_desc desc = core::pixel_format::bgra;
+	auto width = FreeImage_GetWidth(bitmap.get());
+	auto height = FreeImage_GetHeight(bitmap.get());
+	desc.planes.push_back(core::pixel_format_desc::plane(width, height, 4));
+	auto frame = frame_factory->create_frame(bitmap.get(), desc, core::audio_channel_layout::invalid());
+
+	std::copy_n(
+			FreeImage_GetBits(bitmap.get()),
+			frame.image_data(0).size(),
+			frame.image_data(0).begin());
+	
+	return std::make_pair(
+			core::draw_frame(std::move(frame)),
+			core::constraints(width, height));
+}
+
+struct image_producer : public core::frame_producer_base
+{	
+	core::monitor::subject						monitor_subject_;
+	const std::wstring							description_;
+	const spl::shared_ptr<core::frame_factory>	frame_factory_;
+	core::draw_frame							frame_				= core::draw_frame::empty();
+	core::constraints							constraints_;
+	
+	image_producer(const spl::shared_ptr<core::frame_factory>& frame_factory, const std::wstring& description, bool thumbnail_mode) 
+		: description_(description)
+		, frame_factory_(frame_factory)
+	{
+		load(load_image(description_));
+
+		if (thumbnail_mode)
+			CASPAR_LOG(debug) << print() << L" Initialized";
+		else
+			CASPAR_LOG(info) << print() << L" Initialized";
+	}
+
+	image_producer(const spl::shared_ptr<core::frame_factory>& frame_factory, const void* png_data, size_t size) 
+		: description_(L"png from memory")
+		, frame_factory_(frame_factory)
+	{
+		load(load_png_from_memory(png_data, size));
+
+		CASPAR_LOG(info) << print() << L" Initialized";
+	}
+
+	void load(const std::shared_ptr<FIBITMAP>& bitmap)
+	{
+		FreeImage_FlipVertical(bitmap.get());
+		auto longest_side = static_cast<int>(std::max(FreeImage_GetWidth(bitmap.get()), FreeImage_GetHeight(bitmap.get())));
+
+		if (longest_side > frame_factory_->get_max_frame_size())
+			CASPAR_THROW_EXCEPTION(user_error() << msg_info("Image too large for texture"));
+
+		core::pixel_format_desc desc;
+		desc.format = core::pixel_format::bgra;
+		desc.planes.push_back(core::pixel_format_desc::plane(FreeImage_GetWidth(bitmap.get()), FreeImage_GetHeight(bitmap.get()), 4));
+		auto frame = frame_factory_->create_frame(this, desc, core::audio_channel_layout::invalid());
+ 
+		std::copy_n(FreeImage_GetBits(bitmap.get()), frame.image_data().size(), frame.image_data().begin());
+		frame_ = core::draw_frame(std::move(frame));
+		constraints_.width.set(FreeImage_GetWidth(bitmap.get()));
+		constraints_.height.set(FreeImage_GetHeight(bitmap.get()));
+	}
+	
+	// frame_producer
+
+	core::draw_frame receive_impl() override
+	{
+		monitor_subject_ << core::monitor::message("/file/path") % description_;
+
+		return frame_;
+	}
+
+	core::constraints& pixel_constraints() override
+	{
+		return constraints_;
+	}
+			
+	std::wstring print() const override
+	{
+		return L"image_producer[" + description_ + L"]";
+	}
+
+	std::wstring name() const override
+	{
+		return L"image";
+	}
+
+	boost::property_tree::wptree info() const override
+	{
+		boost::property_tree::wptree info;
+		info.add(L"type", L"image");
+		info.add(L"location", description_);
+		return info;
+	}
+
+	core::monitor::subject& monitor_output() 
+	{
+		return monitor_subject_;
+	}
+};
+
+class ieq
+{
+	std::wstring test_;
+public:
+	ieq(const std::wstring& test)
+		: test_(test)
+	{
+	}
+
+	bool operator()(const std::wstring& elem) const
+	{
+		return boost::iequals(elem, test_);
+	}
+};
+
+void describe_producer(core::help_sink& sink, const core::help_repository& repo)
+{
+	sink.short_description(L"Loads a still image.");
+	sink.syntax(L"{[image_file:string]},{[PNG_BASE64] [encoded:string]}");
+	sink.para()->text(L"Loads a still image, either from disk or via a base64 encoded image submitted via AMCP.");
+	sink.para()->text(L"Examples:");
+	sink.example(L">> PLAY 1-10 image_file", L"Plays an image from the media folder.");
+	sink.example(L">> PLAY 1-10 [PNG_BASE64] data...", L"Plays a PNG image transferred as a base64 encoded string.");
+}
+
+static const auto g_extensions = {
+	L".png",
+	L".tga",
+	L".bmp",
+	L".jpg",
+	L".jpeg",
+	L".gif",
+	L".tiff",
+	L".tif",
+	L".jp2",
+	L".jpx",
+	L".j2k",
+	L".j2c"
+};
+
+spl::shared_ptr<core::frame_producer> create_producer(const core::frame_producer_dependencies& dependencies, const std::vector<std::wstring>& params)
+{
+
+	if (boost::iequals(params.at(0), L"[IMG_SEQUENCE]"))
+	{
+		if (params.size() != 2)
+			return core::frame_producer::empty();
+
+		auto dir = boost::filesystem::path(env::media_folder() + params.at(1)).parent_path();
+		auto basename = boost::filesystem::basename(params.at(1));
+		std::set<std::wstring> files;
+		boost::filesystem::directory_iterator end;
+
+		for (boost::filesystem::directory_iterator it(dir); it != end; ++it)
+		{
+			auto name = it->path().filename().wstring();
+
+			if (!boost::algorithm::istarts_with(name, basename))
+				continue;
+
+			auto extension = it->path().extension().wstring();
+
+			if (std::find_if(g_extensions.begin(), g_extensions.end(), ieq(extension)) == g_extensions.end())
+				continue;
+
+			files.insert(it->path().wstring());
+		}
+
+		if (files.empty())
+			return core::frame_producer::empty();
+
+		int width = -1;
+		int height = -1;
+		std::vector<core::draw_frame> frames;
+		frames.reserve(files.size());
+
+		for (auto& file : files)
+		{
+			auto frame = load_image(dependencies.frame_factory, file);
+
+			if (width == -1)
+			{
+				width = static_cast<int>(frame.second.width.get());
+				height = static_cast<int>(frame.second.height.get());
+			}
+
+			frames.push_back(std::move(frame.first));
+		}
+
+		return core::create_const_producer(std::move(frames), width, height);
+	}
+	else if(boost::iequals(params.at(0), L"[PNG_BASE64]"))
+	{
+		if (params.size() < 2)
+			return core::frame_producer::empty();
+
+		auto png_data = from_base64(std::string(params.at(1).begin(), params.at(1).end()));
+
+		return spl::make_shared<image_producer>(dependencies.frame_factory, png_data.data(), png_data.size());
+	}
+
+	std::wstring filename = env::media_folder() + params.at(0);
+
+	auto ext = std::find_if(g_extensions.begin(), g_extensions.end(), [&](const std::wstring& ex) -> bool
+	{
+		auto file = caspar::find_case_insensitive(boost::filesystem::path(filename).wstring() + ex);
+
+		return static_cast<bool>(file);
+	});
+
+	if(ext == g_extensions.end())
+		return core::frame_producer::empty();
+
+	return spl::make_shared<image_producer>(dependencies.frame_factory, *caspar::find_case_insensitive(filename + *ext), false);
+}
+
+
+core::draw_frame create_thumbnail(const core::frame_producer_dependencies& dependencies, const std::wstring& media_file)
+{
+	std::wstring filename = env::media_folder() + media_file;
+
+	auto ext = std::find_if(g_extensions.begin(), g_extensions.end(), [&](const std::wstring& ex) -> bool
+	{
+		auto file = caspar::find_case_insensitive(boost::filesystem::path(filename).wstring() + ex);
+
+		return static_cast<bool>(file);
+	});
+
+	if (ext == g_extensions.end())
+		return core::draw_frame::empty();
+
+	spl::shared_ptr<core::frame_producer> producer = spl::make_shared<image_producer>(
+			dependencies.frame_factory,
+			*caspar::find_case_insensitive(filename + *ext),
+			true);
+	
+	return producer->receive();
+}
+
+}}