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sample: introduce pa_sample_format_is_{le,be,ne,re}()

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Lennart Poettering 2009-05-25 23:49:47 +02:00
parent 3533599579
commit 346a708c2c
3 changed files with 55 additions and 0 deletions
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20
src/pulse/sample.h
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@ -305,6 +305,26 @@ char* pa_sample_spec_snprint(char *s, size_t l, const pa_sample_spec *spec);
/** Pretty print a byte size value. (i.e. "2.5 MiB") */
char* pa_bytes_snprint(char *s, size_t l, unsigned v);
/** Return 1 when the specified format is little endian, return -1
* when endianess does not apply to this format. \since 0.9.16 */
int pa_sample_format_is_le(pa_sample_format_t f) PA_GCC_PURE;
/** Return 1 when the specified format is big endian, return -1 when
* endianess does not apply to this format. \since 0.9.16 */
int pa_sample_format_is_be(pa_sample_format_t f) PA_GCC_PURE;
#ifdef WORDS_BIGENDIAN
#define pa_sample_format_is_ne(f) pa_sample_format_is_be(f)
#define pa_sample_format_is_re(f) pa_sample_format_is_le(f)
#else
/** Return 1 when the specified format is native endian, return -1
* when endianess does not apply to this format. \since 0.9.16 */
#define pa_sample_format_is_ne(f) pa_sample_format_is_le(f)
/** Return 1 when the specified format is reverse endian, return -1
* when endianess does not apply to this format. \since 0.9.16 */
#define pa_sample_format_is_re(f) pa_sample_format_is_be(f)
#endif
PA_C_DECL_END
#endif