* [PATCH] alsamixer: Remove exp10 usage
@ 2019-09-02 1:22 Rosen Penev
2019-09-02 1:22 ` [alsa-devel] " Rosen Penev
2019-09-03 10:18 ` Takashi Iwai
0 siblings, 2 replies; 3+ messages in thread
From: Rosen Penev @ 2019-09-02 1:22 UTC (permalink / raw)
To: alsa-devel
exp10 is a GNU extension and not available everywhere (eg. uClibc-ng).
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
alsamixer/volume_mapping.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/alsamixer/volume_mapping.c b/alsamixer/volume_mapping.c
index 48cfbe2..29ab061 100644
--- a/alsamixer/volume_mapping.c
+++ b/alsamixer/volume_mapping.c
@@ -108,9 +108,9 @@ static double get_normalized_volume(snd_mixer_elem_t *elem,
if (use_linear_dB_scale(min, max))
return (value - min) / (double)(max - min);
- normalized = exp10((value - max) / 6000.0);
+ normalized = pow(10, (value - max) / 6000.0);
if (min != SND_CTL_TLV_DB_GAIN_MUTE) {
- min_norm = exp10((min - max) / 6000.0);
+ min_norm = pow(10, (min - max) / 6000.0);
normalized = (normalized - min_norm) / (1 - min_norm);
}
@@ -143,7 +143,7 @@ static int set_normalized_volume(snd_mixer_elem_t *elem,
}
if (min != SND_CTL_TLV_DB_GAIN_MUTE) {
- min_norm = exp10((min - max) / 6000.0);
+ min_norm = pow(10, (min - max) / 6000.0);
volume = volume * (1 - min_norm) + min_norm;
}
value = lrint_dir(6000.0 * log10(volume), dir) + max;
--
2.17.1
^ permalink raw reply related [flat|nested] 3+ messages in thread
* [alsa-devel] [PATCH] alsamixer: Remove exp10 usage
2019-09-02 1:22 [PATCH] alsamixer: Remove exp10 usage Rosen Penev
@ 2019-09-02 1:22 ` Rosen Penev
2019-09-03 10:18 ` Takashi Iwai
1 sibling, 0 replies; 3+ messages in thread
From: Rosen Penev @ 2019-09-02 1:22 UTC (permalink / raw)
To: alsa-devel
exp10 is a GNU extension and not available everywhere (eg. uClibc-ng).
Signed-off-by: Rosen Penev <rosenp@gmail.com>
---
alsamixer/volume_mapping.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/alsamixer/volume_mapping.c b/alsamixer/volume_mapping.c
index 48cfbe2..29ab061 100644
--- a/alsamixer/volume_mapping.c
+++ b/alsamixer/volume_mapping.c
@@ -108,9 +108,9 @@ static double get_normalized_volume(snd_mixer_elem_t *elem,
if (use_linear_dB_scale(min, max))
return (value - min) / (double)(max - min);
- normalized = exp10((value - max) / 6000.0);
+ normalized = pow(10, (value - max) / 6000.0);
if (min != SND_CTL_TLV_DB_GAIN_MUTE) {
- min_norm = exp10((min - max) / 6000.0);
+ min_norm = pow(10, (min - max) / 6000.0);
normalized = (normalized - min_norm) / (1 - min_norm);
}
@@ -143,7 +143,7 @@ static int set_normalized_volume(snd_mixer_elem_t *elem,
}
if (min != SND_CTL_TLV_DB_GAIN_MUTE) {
- min_norm = exp10((min - max) / 6000.0);
+ min_norm = pow(10, (min - max) / 6000.0);
volume = volume * (1 - min_norm) + min_norm;
}
value = lrint_dir(6000.0 * log10(volume), dir) + max;
--
2.17.1
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^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [alsa-devel] [PATCH] alsamixer: Remove exp10 usage
2019-09-02 1:22 [PATCH] alsamixer: Remove exp10 usage Rosen Penev
2019-09-02 1:22 ` [alsa-devel] " Rosen Penev
@ 2019-09-03 10:18 ` Takashi Iwai
1 sibling, 0 replies; 3+ messages in thread
From: Takashi Iwai @ 2019-09-03 10:18 UTC (permalink / raw)
To: Rosen Penev; +Cc: alsa-devel
On Mon, 02 Sep 2019 03:22:29 +0200,
Rosen Penev wrote:
>
> exp10 is a GNU extension and not available everywhere (eg. uClibc-ng).
>
> Signed-off-by: Rosen Penev <rosenp@gmail.com>
Applied now. Thanks.
Takashi
_______________________________________________
Alsa-devel mailing list
Alsa-devel@alsa-project.org
https://mailman.alsa-project.org/mailman/listinfo/alsa-devel
^ permalink raw reply [flat|nested] 3+ messages in thread
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2019-09-02 1:22 ` [alsa-devel] " Rosen Penev
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