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volume: Decrease PA_VOLUME_MAX to be < 2^31

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This decrease PA_VOLUME_MAX to be less than 2^31. We want to do this in
order to simplify signed arithmetic when applying software volume
scaling (since the volume can now always be safely treated as a signed
number).
This commit is contained in:
Arun Raghavan 2010-10-09 23:29:51 +05:30
parent 3265424f27
commit 179b291b18
1 changed files with 1 additions and 1 deletions
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2
src/pulse/volume.h
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@ -113,7 +113,7 @@ typedef uint32_t pa_volume_t;
#define PA_VOLUME_MUTED ((pa_volume_t) 0U) #define PA_VOLUME_MUTED ((pa_volume_t) 0U)
/** Maximum valid volume we can store. \since 0.9.15 */ /** Maximum valid volume we can store. \since 0.9.15 */
#define PA_VOLUME_MAX ((pa_volume_t) UINT32_MAX-1) #define PA_VOLUME_MAX ((pa_volume_t) UINT32_MAX/2)
/** Special 'invalid' volume. \since 0.9.16 */ /** Special 'invalid' volume. \since 0.9.16 */
#define PA_VOLUME_INVALID ((pa_volume_t) UINT32_MAX) #define PA_VOLUME_INVALID ((pa_volume_t) UINT32_MAX)