From: "Volker Rümelin" <vr_qemu@t-online.de>
To: Gerd Hoffmann <kraxel@redhat.com>, Eric Blake <eblake@redhat.com>,
Markus Armbruster <armbru@redhat.com>
Cc: "John Arbuckle" <programmingkidx@gmail.com>,
"Howard Spoelstra" <hsp.cat7@gmail.com>,
"Mark Cave-Ayland" <mark.cave-ayland@ilande.co.uk>,
QEMU <qemu-devel@nongnu.org>,
"Zoltán Kővágó" <dirty.ice.hu@gmail.com>
Subject: [PATCH 2/5] audio: change naming scheme of FLOAT_CONV macros
Date: Mon, 2 Mar 2020 20:10:01 +0100 [thread overview]
Message-ID: <20200302191004.5991-2-vr_qemu@t-online.de> (raw)
In-Reply-To: <417bfe2f-e3c1-d83d-b437-47859daf524d@t-online.de>
This patch changes the naming scheme of the FLOAT_CONV_TO and
FLOAT_CONV_FROM macros to the scheme used in mixeng_template.h.
Signed-off-by: Volker Rümelin <vr_qemu@t-online.de>
---
audio/mixeng.c | 22 +++++++++++-----------
1 file changed, 11 insertions(+), 11 deletions(-)
diff --git a/audio/mixeng.c b/audio/mixeng.c
index c14b0d874c..b57fad83bf 100644
--- a/audio/mixeng.c
+++ b/audio/mixeng.c
@@ -268,17 +268,17 @@ f_sample *mixeng_clip[2][2][2][3] = {
};
#ifdef FLOAT_MIXENG
-#define FLOAT_CONV_TO(x) (x)
-#define FLOAT_CONV_FROM(x) (x)
+#define CONV_NATURAL_FLOAT(x) (x)
+#define CLIP_NATURAL_FLOAT(x) (x)
#else
static const float float_scale = UINT_MAX;
-#define FLOAT_CONV_TO(x) ((x) * float_scale)
+#define CONV_NATURAL_FLOAT(x) ((x) * float_scale)
#ifdef RECIPROCAL
static const float float_scale_reciprocal = 1.f / UINT_MAX;
-#define FLOAT_CONV_FROM(x) ((x) * float_scale_reciprocal)
+#define CLIP_NATURAL_FLOAT(x) ((x) * float_scale_reciprocal)
#else
-#define FLOAT_CONV_FROM(x) ((x) / float_scale)
+#define CLIP_NATURAL_FLOAT(x) ((x) / float_scale)
#endif
#endif
@@ -288,7 +288,7 @@ static void conv_natural_float_to_mono(struct st_sample *dst, const void *src,
float *in = (float *)src;
while (samples--) {
- dst->r = dst->l = FLOAT_CONV_TO(*in++);
+ dst->r = dst->l = CONV_NATURAL_FLOAT(*in++);
dst++;
}
}
@@ -299,8 +299,8 @@ static void conv_natural_float_to_stereo(struct st_sample *dst, const void *src,
float *in = (float *)src;
while (samples--) {
- dst->l = FLOAT_CONV_TO(*in++);
- dst->r = FLOAT_CONV_TO(*in++);
+ dst->l = CONV_NATURAL_FLOAT(*in++);
+ dst->r = CONV_NATURAL_FLOAT(*in++);
dst++;
}
}
@@ -316,7 +316,7 @@ static void clip_natural_float_from_mono(void *dst, const struct st_sample *src,
float *out = (float *)dst;
while (samples--) {
- *out++ = FLOAT_CONV_FROM(src->l) + FLOAT_CONV_FROM(src->r);
+ *out++ = CLIP_NATURAL_FLOAT(src->l) + CLIP_NATURAL_FLOAT(src->r);
src++;
}
}
@@ -327,8 +327,8 @@ static void clip_natural_float_from_stereo(
float *out = (float *)dst;
while (samples--) {
- *out++ = FLOAT_CONV_FROM(src->l);
- *out++ = FLOAT_CONV_FROM(src->r);
+ *out++ = CLIP_NATURAL_FLOAT(src->l);
+ *out++ = CLIP_NATURAL_FLOAT(src->r);
src++;
}
}
--
2.16.4
next prev parent reply other threads:[~2020-03-02 19:11 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-02 19:08 [PATCH 0/5] mostly changes related to audio float samples Volker Rümelin
2020-03-02 19:10 ` [PATCH 1/5] qapi/audio: add documentation for AudioFormat Volker Rümelin
2020-03-03 5:47 ` Markus Armbruster
2020-03-02 19:10 ` Volker Rümelin [this message]
2020-03-02 19:10 ` [PATCH 3/5] audio: consistency changes Volker Rümelin
2020-03-02 19:10 ` [PATCH 4/5] audio: change mixing engine float range to [-1.f, 1.f] Volker Rümelin
2020-03-02 19:10 ` [PATCH 5/5] audio: fix saturation nonlinearity in clip_* functions Volker Rümelin
2020-03-02 23:30 ` [PATCH 0/5] mostly changes related to audio float samples Howard Spoelstra
2020-03-08 19:11 ` Volker Rümelin
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