diff options
author | Lennart Poettering <lennart@poettering.net> | 2004-09-01 12:48:47 +0000 |
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committer | Lennart Poettering <lennart@poettering.net> | 2004-09-01 12:48:47 +0000 |
commit | 9c4fd2a2c75b958c22442d2b83e75021bd096be5 (patch) | |
tree | a5af70f1907ec09af7ba282b845df15cffb43796 /polyp/sample.h | |
parent | fa19d6ab7e2df69902d94a38cc03a183f6d97670 (diff) |
add support for dB volumes
git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@166 fefdeb5f-60dc-0310-8127-8f9354f1896f
Diffstat (limited to 'polyp/sample.h')
-rw-r--r-- | polyp/sample.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/polyp/sample.h b/polyp/sample.h index 28ae51ea..ca462071 100644 --- a/polyp/sample.h +++ b/polyp/sample.h @@ -102,6 +102,12 @@ typedef uint32_t pa_volume_t; /** Multiply two volumes specifications, return the result. This uses PA_VOLUME_NORM as neutral element of multiplication. */ pa_volume_t pa_volume_multiply(pa_volume_t a, pa_volume_t b); +/** Convert volume from decibel to linear level */ +pa_volume_t pa_volume_from_dB(double f); + +/** Convert volume from linear level to decibel */ +double pa_volume_to_dB(pa_volume_t v); + PA_C_DECL_END #endif |