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merge glitch-free branch back into trunk

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@2445 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2008-05-15 23:34:41 +00:00
parent 91f092eadc
commit 045c1d602d
189 changed files with 12559 additions and 4959 deletions
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22
src/pulse/volume.h
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@ -26,7 +26,9 @@
***/
#include <inttypes.h>
#include <pulse/cdecl.h>
#include <pulse/gccmacro.h>
#include <pulse/sample.h>
/** \page volume Volume Control
@ -101,10 +103,10 @@ PA_C_DECL_BEGIN
typedef uint32_t pa_volume_t;
/** Normal volume (100%) */
#define PA_VOLUME_NORM (0x10000)
#define PA_VOLUME_NORM ((pa_volume_t) 0x10000)
/** Muted volume (0%) */
#define PA_VOLUME_MUTED (0)
#define PA_VOLUME_MUTED ((pa_volume_t) 0)
/** A structure encapsulating a per-channel volume */
typedef struct pa_cvolume {
@ -149,25 +151,25 @@ int pa_cvolume_channels_equal_to(const pa_cvolume *a, pa_volume_t v) PA_GCC_PURE
pa_volume_t pa_sw_volume_multiply(pa_volume_t a, pa_volume_t b) PA_GCC_CONST;
/** Multiply to per-channel volumes and return the result in *dest. This is only valid for software volumes! */
pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b) PA_GCC_PURE;
pa_cvolume *pa_sw_cvolume_multiply(pa_cvolume *dest, const pa_cvolume *a, const pa_cvolume *b);
/** Convert a decibel value to a volume. This is only valid for software volumes! \since 0.4 */
/** Convert a decibel value to a volume. This is only valid for software volumes! */
pa_volume_t pa_sw_volume_from_dB(double f) PA_GCC_CONST;
/** Convert a volume to a decibel value. This is only valid for software volumes! \since 0.4 */
/** Convert a volume to a decibel value. This is only valid for software volumes! */
double pa_sw_volume_to_dB(pa_volume_t v) PA_GCC_CONST;
/** Convert a linear factor to a volume. This is only valid for software volumes! \since 0.8 */
/** Convert a linear factor to a volume. This is only valid for software volumes! */
pa_volume_t pa_sw_volume_from_linear(double v) PA_GCC_CONST;
/** Convert a volume to a linear factor. This is only valid for software volumes! \since 0.8 */
/** Convert a volume to a linear factor. This is only valid for software volumes! */
double pa_sw_volume_to_linear(pa_volume_t v) PA_GCC_CONST;
#ifdef INFINITY
#define PA_DECIBEL_MININFTY (-INFINITY)
#define PA_DECIBEL_MININFTY ((double) -INFINITY)
#else
/** This value is used as minus infinity when using pa_volume_{to,from}_dB(). \since 0.4 */
#define PA_DECIBEL_MININFTY (-200)
/** This value is used as minus infinity when using pa_volume_{to,from}_dB(). */
#define PA_DECIBEL_MININFTY ((double) -200)
#endif
PA_C_DECL_END