20 lines
609 B
Diff
20 lines
609 B
Diff
--- opencv/src/highgui/cvcap_ffmpeg.cpp
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+++ opencv/src/highgui/cvcap_ffmpeg.cpp
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@@ -49,6 +49,15 @@
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#if !defined(WIN32) || defined(__MINGW32__)
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// some versions of FFMPEG assume a C99 compiler, and don't define INT64_C
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-#ifndef INT64_C
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-#define INT64_C
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+#if !defined INT64_C || !defined UINT64_C
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+# if __WORDSIZE == 64
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+# define INT64_C(c) c ## UL
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+# else
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+# define INT64_C(c) c ## ULL
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+# endif
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+# if __WORDSIZE == 64
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+# define UINT64_C(c) c ## UL
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+# else
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+# define UINT64_C(c) c ## ULL
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+# endif
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#define __STDC_CONSTANT_MACROS
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// force re-inclusion of stdint.h to get INT64_C macro
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