Revision 674bd4f6 libavutil/rational.h

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libavutil/rational.h
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/**
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 * Reduces a fraction.
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 * This is useful for framerate calculations.
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 * @param dst_nom destination numerator
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 * @param dst_num destination numerator
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 * @param dst_den destination denominator
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 * @param nom source numerator
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 * @param num source numerator
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 * @param den source denominator
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 * @param max the maximum allowed for dst_nom & dst_den
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 * @param max the maximum allowed for dst_num & dst_den
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 * @return 1 if exact, 0 otherwise
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 */
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int av_reduce(int *dst_nom, int *dst_den, int64_t nom, int64_t den, int64_t max);
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int av_reduce(int *dst_num, int *dst_den, int64_t num, int64_t den, int64_t max);
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/**
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 * Multiplies two rationals.

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