mirror of https://git.ffmpeg.org/ffmpeg.git
Add a get_sbits_long() function.
Originally committed as revision 17740 to svn://svn.ffmpeg.org/ffmpeg/trunk
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8858990f07
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017c0811a1
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@ -33,6 +33,7 @@
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#include "libavutil/common.h"
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#include "libavutil/common.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/intreadwrite.h"
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#include "libavutil/log.h"
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#include "libavutil/log.h"
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#include "mathops.h"
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#if defined(ALT_BITSTREAM_READER_LE) && !defined(ALT_BITSTREAM_READER)
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#if defined(ALT_BITSTREAM_READER_LE) && !defined(ALT_BITSTREAM_READER)
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# define ALT_BITSTREAM_READER
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# define ALT_BITSTREAM_READER
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@ -706,6 +707,13 @@ static inline unsigned int get_bits_long(GetBitContext *s, int n){
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}
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}
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}
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}
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/**
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* reads 0-32 bits as a signed integer.
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*/
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static inline int get_sbits_long(GetBitContext *s, int n) {
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return sign_extend(get_bits_long(s, n), n);
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}
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/**
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/**
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* shows 0-32 bits.
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* shows 0-32 bits.
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*/
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*/
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