X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fimage%2Fconsumer%2Fimage_consumer.cpp;h=4730402d7566fae1dba51a455bcf176811e4ff5a;hb=9e4b08cde6c6de9e83a3fff42d90affc3cd8e5bc;hp=417e1f1c15734ad9be44fe315f29b7e0af07bc58;hpb=f6a130bfe0eb0dd0c7c2d26908d358db3e2e8927;p=casparcg

diff --git a/modules/image/consumer/image_consumer.cpp b/modules/image/consumer/image_consumer.cpp
index 417e1f1c1..4730402d7 100644
--- a/modules/image/consumer/image_consumer.cpp
+++ b/modules/image/consumer/image_consumer.cpp
@@ -1,98 +1,193 @@
-/*
-* 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_consumer.h"
-
-#include <common/exception/exceptions.h>
-#include <common/env.h>
-#include <common/log/log.h>
-#include <common/utility/string.h>
-
-#include <core/consumer/frame_consumer.h>
-#include <core/video_format.h>
-#include <core/mixer/read_frame.h>
-
-#include <boost/date_time/posix_time/posix_time.hpp>
-#include <boost/thread.hpp>
-
-#include <tbb/concurrent_queue.h>
-
-#include <FreeImage.h>
-
-#include <vector>
-
-namespace caspar { namespace image {
-	
-struct image_consumer : public core::frame_consumer
-{
-	core::video_format_desc					format_desc_;
-public:
-
-	// frame_consumer
-
-	virtual void initialize(const core::video_format_desc& format_desc, int, int) override
-	{
-		format_desc_ = format_desc;
-	}
-	
-	virtual bool send(const safe_ptr<core::read_frame>& frame) override
-	{				
-		auto format_desc = format_desc_;
-		boost::thread async([format_desc, frame]
-		{
-			try
-			{
-				auto filename = narrow(env::data_folder()) +  boost::posix_time::to_iso_string(boost::posix_time::second_clock::local_time()) + ".png";
-
-				auto bitmap = std::shared_ptr<FIBITMAP>(FreeImage_Allocate(format_desc.width, format_desc.height, 32), FreeImage_Unload);
-				memcpy(FreeImage_GetBits(bitmap.get()), frame->image_data().begin(), frame->image_size());
-				FreeImage_FlipVertical(bitmap.get());
-				FreeImage_Save(FIF_PNG, bitmap.get(), filename.c_str(), 0);
-			}
-			catch(...)
-			{
-				CASPAR_LOG_CURRENT_EXCEPTION();
-			}
-		});
-		async.detach();
-
-		return false;
-	}
-
-	virtual std::wstring print() const override
-	{
-		return L"image[]";
-	}
-
-	virtual size_t buffer_depth() const override
-	{
-		return 0;
-	}
-};
-
-safe_ptr<core::frame_consumer> create_consumer(const std::vector<std::wstring>& params)
-{
-	if(params.size() < 1 || params[0] != L"IMAGE")
-		return core::frame_consumer::empty();
-
-	return make_safe<image_consumer>();
-}
-
-}}
+/*
+* 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_consumer.h"
+
+#include <common/except.h>
+#include <common/env.h>
+#include <common/log.h>
+#include <common/utf.h>
+#include <common/array.h>
+#include <common/future.h>
+#include <common/os/general_protection_fault.h>
+
+#include <core/consumer/frame_consumer.h>
+#include <core/video_format.h>
+#include <core/frame/frame.h>
+#include <core/help/help_sink.h>
+#include <core/help/help_repository.h>
+
+#include <boost/date_time/posix_time/posix_time.hpp>
+#include <boost/thread.hpp>
+#include <boost/algorithm/string.hpp>
+
+#include <tbb/concurrent_queue.h>
+
+#include <asmlib.h>
+
+#include <FreeImage.h>
+
+#include <vector>
+#include <algorithm>
+
+#include "../util/image_view.h"
+
+namespace caspar { namespace image {
+
+void write_cropped_png(
+		const core::const_frame& frame,
+		const core::video_format_desc& format_desc,
+		const boost::filesystem::path& output_file,
+		int width,
+		int height)
+{
+	auto bitmap = std::shared_ptr<FIBITMAP>(FreeImage_Allocate(width, height, 32), FreeImage_Unload);
+	image_view<bgra_pixel> destination_view(FreeImage_GetBits(bitmap.get()), width, height);
+	image_view<bgra_pixel> complete_frame(const_cast<uint8_t*>(frame.image_data().begin()), format_desc.width, format_desc.height);
+	auto thumbnail_view = complete_frame.subview(0, 0, width, height);
+
+	std::copy(thumbnail_view.begin(), thumbnail_view.end(), destination_view.begin());
+	FreeImage_FlipVertical(bitmap.get());
+#ifdef WIN32
+	FreeImage_SaveU(FIF_PNG, bitmap.get(), output_file.wstring().c_str(), 0);
+#else
+	FreeImage_Save(FIF_PNG, bitmap.get(), u8(output_file.wstring()).c_str(), 0);
+#endif
+}
+
+struct image_consumer : public core::frame_consumer
+{
+	core::monitor::subject	monitor_subject_;
+	std::wstring			filename_;
+public:
+
+	// frame_consumer
+
+	image_consumer(const std::wstring& filename)
+		: filename_(filename)
+	{
+	}
+
+	void initialize(const core::video_format_desc&, const core::audio_channel_layout&, int) override
+	{
+	}
+
+	int64_t presentation_frame_age_millis() const override
+	{
+		return 0;
+	}
+
+	std::future<bool> send(core::const_frame frame) override
+	{
+		auto filename = filename_;
+
+		boost::thread async([frame, filename]
+		{
+			ensure_gpf_handler_installed_for_thread("image-consumer");
+
+			try
+			{
+				auto filename2 = filename;
+
+				if (filename2.empty())
+					filename2 = env::media_folder() +  boost::posix_time::to_iso_wstring(boost::posix_time::second_clock::local_time()) + L".png";
+				else
+					filename2 = env::media_folder() + filename2 + L".png";
+
+				auto bitmap = std::shared_ptr<FIBITMAP>(FreeImage_Allocate(static_cast<int>(frame.width()), static_cast<int>(frame.height()), 32), FreeImage_Unload);
+				A_memcpy(FreeImage_GetBits(bitmap.get()), frame.image_data().begin(), frame.image_data().size());
+				FreeImage_FlipVertical(bitmap.get());
+#ifdef WIN32
+				FreeImage_SaveU(FIF_PNG, bitmap.get(), filename2.c_str(), 0);
+#else
+				FreeImage_Save(FIF_PNG, bitmap.get(), u8(filename2).c_str(), 0);
+#endif
+			}
+			catch(...)
+			{
+				CASPAR_LOG_CURRENT_EXCEPTION();
+			}
+		});
+		async.detach();
+
+		return make_ready_future(false);
+	}
+
+	std::wstring print() const override
+	{
+		return L"image[]";
+	}
+
+	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");
+		return info;
+	}
+
+	int buffer_depth() const override
+	{
+		return -1;
+	}
+
+	int index() const override
+	{
+		return 100;
+	}
+
+	core::monitor::subject& monitor_output()
+	{
+		return monitor_subject_;
+	}
+};
+
+void describe_consumer(core::help_sink& sink, const core::help_repository& repo)
+{
+	sink.short_description(L"Writes a single PNG snapshot of a video channel.");
+	sink.syntax(L"IMAGE {[filename:string]|yyyyMMddTHHmmss}");
+	sink.para()
+		->text(L"Writes a single PNG snapshot of a video channel. ")->code(L".png")->text(L" will be appended to ")
+		->code(L"filename")->text(L". The PNG image will be stored under the ")->code(L"media")->text(L" folder.");
+	sink.para()->text(L"Examples:");
+	sink.example(L">> ADD 1 IMAGE screenshot", L"creating media/screenshot.png");
+	sink.example(L">> ADD 1 IMAGE", L"creating media/20130228T210946.png if the current time is 2013-02-28 21:09:46.");
+}
+
+spl::shared_ptr<core::frame_consumer> create_consumer(
+		const std::vector<std::wstring>& params, core::interaction_sink*, std::vector<spl::shared_ptr<core::video_channel>> channels)
+{
+	if (params.size() < 1 || !boost::iequals(params.at(0), L"IMAGE"))
+		return core::frame_consumer::empty();
+
+	std::wstring filename;
+
+	if (params.size() > 1)
+		filename = params.at(1);
+
+	return spl::make_shared<image_consumer>(filename);
+}
+
+}}