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author | Lennart Poettering <lennart@poettering.net> | 2009-04-08 03:47:18 +0200 |
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committer | Lennart Poettering <lennart@poettering.net> | 2009-04-08 03:47:18 +0200 |
commit | 4ff41ecbb090e36a394ab4c6721e763085961c91 (patch) | |
tree | 479c850f09178892e4b62b09db1446cb9cee100d | |
parent | aacb11bb40a33f2415156517a4ff799e78e6190f (diff) |
print smallest attenuation/sample
-rw-r--r-- | src/tests/voltest.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/tests/voltest.c b/src/tests/voltest.c index 0c6d2ea6..2dcfa53c 100644 --- a/src/tests/voltest.c +++ b/src/tests/voltest.c @@ -9,6 +9,9 @@ int main(int argc, char *argv[]) { float b; pa_channel_map map; + printf("Attenuation of sample 1 against 32767: %g dB\n", 20.0*log10(1.0/32767.0)); + printf("Smallest possible attenutation > 0 applied to 32767: %li\n", lrint(32767.0*pa_sw_volume_to_linear(1))); + for (v = PA_VOLUME_MUTED; v <= PA_VOLUME_NORM*2; v += 256) { double dB = pa_sw_volume_to_dB(v); |