X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=modules%2Fffmpeg%2Fproducer%2Ffilter%2Ffilter.h;h=c5ddfcd9f3df2b49e6245e99411d4645f5344253;hb=044846ed2394747e8894b3ab394e336682d502e2;hp=c132675c1bc5950849a43cbc83f5366df5b6b4b2;hpb=0651f92441d115935d04da26bf80a2a53f18e96c;p=casparcg

diff --git a/modules/ffmpeg/producer/filter/filter.h b/modules/ffmpeg/producer/filter/filter.h
index c132675c1..c5ddfcd9f 100644
--- a/modules/ffmpeg/producer/filter/filter.h
+++ b/modules/ffmpeg/producer/filter/filter.h
@@ -1,25 +1,117 @@
-#pragma once
-
-#include <common/memory/safe_ptr.h>
-
-#include <vector>
-
-struct AVFrame;
-
-namespace caspar {
-		
-class filter
-{
-public:
-	filter(const std::string& filters);
-
-	void push(const safe_ptr<AVFrame>& frame);
-	std::vector<safe_ptr<AVFrame>> poll();
-	size_t delay() const;
-
-private:
-	struct implementation;
-	safe_ptr<implementation> impl_;
-};
-
-}
\ No newline at end of file
+/*
+* Copyright 2013 Sveriges Television AB http://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
+*/
+
+#pragma once
+
+#include <common/memory.h>
+
+#include <boost/rational.hpp>
+#include <boost/noncopyable.hpp>
+#include <boost/algorithm/string/case_conv.hpp>
+
+#include <string>
+#include <vector>
+
+#if defined(_MSC_VER)
+#pragma warning (push)
+#pragma warning (disable : 4244)
+#endif
+extern "C"
+{
+#include <libavutil/pixfmt.h>
+}
+#if defined(_MSC_VER)
+#pragma warning (pop)
+#endif
+
+struct AVFrame;
+
+namespace caspar { namespace ffmpeg {
+
+static std::wstring append_filter(const std::wstring& filters, const std::wstring& filter)
+{
+	return filters + (filters.empty() ? L"" : L",") + filter;
+}
+
+class filter : boost::noncopyable
+{
+public:
+	filter(
+		int in_width,
+		int in_height,
+		boost::rational<int> in_time_base,
+		boost::rational<int> in_frame_rate,
+		boost::rational<int> in_sample_aspect_ratio,
+		AVPixelFormat in_pix_fmt,
+		std::vector<AVPixelFormat> out_pix_fmts,
+		const std::string& filtergraph);
+	filter(filter&& other);
+	filter& operator=(filter&& other);
+
+	void push(const std::shared_ptr<AVFrame>& frame);
+	std::shared_ptr<AVFrame> poll();
+	std::vector<spl::shared_ptr<AVFrame>> poll_all();
+
+	std::wstring filter_str() const;
+			
+	static bool is_double_rate(const std::wstring& filters)
+	{
+		if(boost::to_upper_copy(filters).find(L"YADIF=1") != std::string::npos)
+			return true;
+	
+		if(boost::to_upper_copy(filters).find(L"YADIF=3") != std::string::npos)
+			return true;
+
+		return false;
+	}
+
+	static bool is_deinterlacing(const std::wstring& filters)
+	{
+		if(boost::to_upper_copy(filters).find(L"YADIF") != std::string::npos)
+			return true;	
+		return false;
+	}	
+	
+	static int delay(const std::wstring& filters)
+	{
+		return is_double_rate(filters) ? 1 : 1;
+	}
+
+	int delay() const
+	{
+		return delay(filter_str());
+	}
+
+	bool is_double_rate() const
+	{
+		return is_double_rate(filter_str());
+	}
+	
+	bool is_deinterlacing() const
+	{
+		return is_deinterlacing(filter_str());
+	}
+private:
+	struct implementation;
+	spl::shared_ptr<implementation> impl_;
+};
+
+}}