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Open Source Computer Vision Library
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75 lines
2.6 KiB
75 lines
2.6 KiB
/////////////////////////////////////////////////////////////////////////// |
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// |
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// Copyright (c) 2006, Industrial Light & Magic, a division of Lucas |
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// Digital Ltd. LLC |
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// |
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// All rights reserved. |
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// |
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// Redistribution and use in source and binary forms, with or without |
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// modification, are permitted provided that the following conditions are |
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// met: |
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// * Redistributions of source code must retain the above copyright |
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// notice, this list of conditions and the following disclaimer. |
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// * Redistributions in binary form must reproduce the above |
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// copyright notice, this list of conditions and the following disclaimer |
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// in the documentation and/or other materials provided with the |
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// distribution. |
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// * Neither the name of Industrial Light & Magic nor the names of |
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// its contributors may be used to endorse or promote products derived |
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// from this software without specific prior written permission. |
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// |
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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// |
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/////////////////////////////////////////////////////////////////////////// |
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//----------------------------------------------------------------------------- |
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// |
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// Convenience functions related to the framesPerSecond attribute |
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// |
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//----------------------------------------------------------------------------- |
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#include <ImfFramesPerSecond.h> |
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#include "ImathFun.h" |
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using namespace Imath; |
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namespace Imf { |
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Rational |
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guessExactFps (double fps) |
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{ |
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return guessExactFps (Rational (fps)); |
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} |
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Rational |
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guessExactFps (const Rational &fps) |
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{ |
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const double e = 0.002; |
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if (abs (double (fps) - double (fps_23_976())) < e) |
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return fps_23_976(); |
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if (abs (double (fps) - double (fps_29_97())) < e) |
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return fps_29_97(); |
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if (abs (double (fps) - double (fps_47_952())) < e) |
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return fps_47_952(); |
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if (abs (double (fps) - double (fps_59_94())) < e) |
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return fps_59_94(); |
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return fps; |
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} |
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} // namespace Imf
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