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volume: fix definition of PA_VOLUME_MAX and introduce PA_VOLUME_INVALID and use it wherever applicable

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This commit is contained in:
Lennart Poettering 2009-09-07 19:53:39 +02:00
parent 5cf0c1e544
commit 3bbc5e6a4d
5 changed files with 17 additions and 14 deletions
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9
src/pulse/volume.h
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@ -106,11 +106,14 @@ typedef uint32_t pa_volume_t;
/** Normal volume (100%, 0 dB) */
#define PA_VOLUME_NORM ((pa_volume_t) 0x10000U)
/** Muted volume (0%, -inf dB) */
/** Muted (minimal valid) volume (0%, -inf dB) */
#define PA_VOLUME_MUTED ((pa_volume_t) 0U)
/** Maximum volume we can store. \since 0.9.15 */
#define PA_VOLUME_MAX ((pa_volume_t) UINT32_MAX)
/** Maximum valid volume we can store. \since 0.9.15 */
#define PA_VOLUME_MAX ((pa_volume_t) UINT32_MAX-1)
/** Special 'invalid' volume. \since 0.9.16 */
#define PA_VOLUME_INVALID ((pa_volume_t) UINT32_MAX)
/** A structure encapsulating a per-channel volume */
typedef struct pa_cvolume {