FFmpeg: libavutil/attributes.h File Reference

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libavutil

Macros

attributes.h File Reference

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Macros

#define AV_GCC_VERSION_AT_LEAST(x, y) (__GNUC__ > (x) || __GNUC__ == (x) && __GNUC_MINOR__ >= (y))

#define AV_GCC_VERSION_AT_MOST(x, y) (__GNUC__ < (x) || __GNUC__ == (x) && __GNUC_MINOR__ <= (y))

#define AV_HAS_BUILTIN(x) 0

#define AV_HAS_ATTRIBUTE(x) 0

#define AV_HAS_STD_ATTRIBUTE(x) 0

#define av_always_inline inline

#define av_extern_inline inline

#define av_warn_unused_result

#define av_noinline

#define av_pure

#define av_const

#define av_cold

#define av_flatten

#define attribute_deprecated

#define AV_NOWARN_DEPRECATED(code) code

Disable warnings about deprecated features This is useful for sections of code kept for backward compatibility and scheduled for removal. More...

#define av_unused __attribute__((unused))

#define av_used

Mark a variable as used and prevent the compiler from optimizing it away. More...

#define av_alias

#define av_uninit(x) x=x

#define av_builtin_constant_p __builtin_constant_p

#define av_printf_format(fmtpos, attrpos)

#define av_scanf_format(fmtpos, attrpos)

#define av_noreturn

Detailed Description

Macro definitions for various function/variable attributes

Definition in file attributes.h.

Macro Definition Documentation

◆ AV_GCC_VERSION_AT_LEAST

#define AV_GCC_VERSION_AT_LEAST ( x,

) (__GNUC__ > (x) || __GNUC__ == (x) && __GNUC_MINOR__ >= (y))

Definition at line 30 of file attributes.h.

◆ AV_GCC_VERSION_AT_MOST

#define AV_GCC_VERSION_AT_MOST ( x,

) (__GNUC__ < (x) || __GNUC__ == (x) && __GNUC_MINOR__ <= (y))

Definition at line 31 of file attributes.h.

◆ AV_HAS_BUILTIN

#define AV_HAS_BUILTIN ( x ) 0

Definition at line 40 of file attributes.h.

◆ AV_HAS_ATTRIBUTE

#define AV_HAS_ATTRIBUTE ( x ) 0

Definition at line 46 of file attributes.h.

◆ AV_HAS_STD_ATTRIBUTE

#define AV_HAS_STD_ATTRIBUTE ( x ) 0

Definition at line 54 of file attributes.h.

◆ av_always_inline

#define av_always_inline inline

Definition at line 63 of file attributes.h.

◆ av_extern_inline

#define av_extern_inline inline

Definition at line 71 of file attributes.h.

◆ av_warn_unused_result

#define av_warn_unused_result

Definition at line 80 of file attributes.h.

◆ av_noinline

#define av_noinline

Definition at line 88 of file attributes.h.

◆ av_pure

#define av_pure

Definition at line 94 of file attributes.h.

◆ av_const

#define av_const

Definition at line 100 of file attributes.h.

◆ av_cold

#define av_cold

Definition at line 106 of file attributes.h.

◆ av_flatten

#define av_flatten

Definition at line 112 of file attributes.h.

◆ attribute_deprecated

#define attribute_deprecated

Definition at line 122 of file attributes.h.

◆ AV_NOWARN_DEPRECATED

#define AV_NOWARN_DEPRECATED ( code ) code

Disable warnings about deprecated features This is useful for sections of code kept for backward compatibility and scheduled for removal.

Definition at line 144 of file attributes.h.

◆ av_unused

#define av_unused __attribute__((unused))

Definition at line 151 of file attributes.h.

◆ av_used

#define av_used

Mark a variable as used and prevent the compiler from optimizing it away.

This is useful for variables accessed only from inline assembler without the compiler being aware.

Definition at line 164 of file attributes.h.

◆ av_alias

union unaligned_16 av_alias

Definition at line 170 of file attributes.h.

◆ av_uninit

#define av_uninit ( x ) x=x

Definition at line 174 of file attributes.h.

◆ av_builtin_constant_p

#define av_builtin_constant_p __builtin_constant_p

Definition at line 180 of file attributes.h.

◆ av_printf_format

#define av_printf_format ( fmtpos,

attrpos

)

Definition at line 205 of file attributes.h.

◆ av_scanf_format

#define av_scanf_format ( fmtpos,

attrpos

)

Definition at line 211 of file attributes.h.

◆ av_noreturn

#define av_noreturn

Definition at line 219 of file attributes.h.

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