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gst/audiofxgood/audiopanorama.c: Fix docs & debug category. Add Fixme for volume pan levels.

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Original commit message from CVS:
* gst/audiofxgood/audiopanorama.c:
(gst_audio_panorama_transform_m2s):
Fix docs & debug category. Add Fixme for volume pan levels.
This commit is contained in:
Stefan Kost 2006-08-24 14:16:55 +00:00
parent 8ee132e9b4
commit bd5e70ea40
3 changed files with 14 additions and 8 deletions
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6
ChangeLog
View file

@ -1,3 +1,9 @@
2006-08-24 Stefan Kost <ensonic@users.sf.net>
* gst/audiofxgood/audiopanorama.c:
(gst_audio_panorama_transform_m2s):
Fix docs & debug category. Add Fixme for volume pan levels.
2006-08-24 Stefan Kost <ensonic@users.sf.net> 2006-08-24 Stefan Kost <ensonic@users.sf.net>
* gst/avi/gstavidemux.c: (gst_avi_demux_read_subindexes_pull), * gst/avi/gstavidemux.c: (gst_avi_demux_read_subindexes_pull),

8
gst/audiofx/audiopanorama.c
View file

@ -23,15 +23,13 @@
* @short_description: audio strereo pan effect * @short_description: audio strereo pan effect
* *
* <refsect2> * <refsect2>
* Echo effect with controllable effect-ratio, delay-time and feedback. * Stereo panorama effect with controllable pan position.
* <title>Example launch line</title> * <title>Example launch line</title>
* <para> * <para>
* <programlisting> * <programlisting>
* gst-launch audiotestsrc wave=saw ! audiopanorama panorama=-100 ! alsasink * gst-launch audiotestsrc wave=saw ! audiopanorama panorama=-100 ! alsasink
* gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiopanorama panorama=-100 ! alsasink * gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiopanorama panorama=-100 ! alsasink
* </programlisting> * </programlisting>
* In the latter example the echo is applied to the input signal of the
* soundcard (like a microphone).
* </para> * </para>
* </refsect2> * </refsect2>
*/ */
@ -91,7 +89,7 @@ static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
); );
#define DEBUG_INIT(bla) \ #define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_audio_panorama_debug, "audiopanorama", 0, "audiopanorama plugin"); GST_DEBUG_CATEGORY_INIT (gst_audio_panorama_debug, "audiopanorama", 0, "audiopanorama element");
GST_BOILERPLATE_FULL (GstAudioPanorama, gst_audio_panorama, GstBaseTransform, GST_BOILERPLATE_FULL (GstAudioPanorama, gst_audio_panorama, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM, DEBUG_INIT); GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
@ -289,6 +287,8 @@ gst_audio_panorama_transform_m2s (GstAudioPanorama * filter, gint16 * idata,
/* pan: -100 0 100 /* pan: -100 0 100
* lpan: 1.0 0.5 0.0 * lpan: 1.0 0.5 0.0
* rpan: 0.0 0.5 1.0 * rpan: 0.0 0.5 1.0
*
* FIXME: we should use -3db (1/sqtr(2)) for 50:50
*/ */
rpan = (gdouble) (filter->panorama + 100) / 200.0; rpan = (gdouble) (filter->panorama + 100) / 200.0;
lpan = 1.0 - rpan; lpan = 1.0 - rpan;

8
gst/audiofxgood/audiopanorama.c
View file

@ -23,15 +23,13 @@
* @short_description: audio strereo pan effect * @short_description: audio strereo pan effect
* *
* <refsect2> * <refsect2>
* Echo effect with controllable effect-ratio, delay-time and feedback. * Stereo panorama effect with controllable pan position.
* <title>Example launch line</title> * <title>Example launch line</title>
* <para> * <para>
* <programlisting> * <programlisting>
* gst-launch audiotestsrc wave=saw ! audiopanorama panorama=-100 ! alsasink * gst-launch audiotestsrc wave=saw ! audiopanorama panorama=-100 ! alsasink
* gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiopanorama panorama=-100 ! alsasink * gst-launch filesrc location="melo1.ogg" ! oggdemux ! vorbisdec ! audioconvert ! audiopanorama panorama=-100 ! alsasink
* </programlisting> * </programlisting>
* In the latter example the echo is applied to the input signal of the
* soundcard (like a microphone).
* </para> * </para>
* </refsect2> * </refsect2>
*/ */
@ -91,7 +89,7 @@ static GstStaticPadTemplate src_template = GST_STATIC_PAD_TEMPLATE ("src",
); );
#define DEBUG_INIT(bla) \ #define DEBUG_INIT(bla) \
GST_DEBUG_CATEGORY_INIT (gst_audio_panorama_debug, "audiopanorama", 0, "audiopanorama plugin"); GST_DEBUG_CATEGORY_INIT (gst_audio_panorama_debug, "audiopanorama", 0, "audiopanorama element");
GST_BOILERPLATE_FULL (GstAudioPanorama, gst_audio_panorama, GstBaseTransform, GST_BOILERPLATE_FULL (GstAudioPanorama, gst_audio_panorama, GstBaseTransform,
GST_TYPE_BASE_TRANSFORM, DEBUG_INIT); GST_TYPE_BASE_TRANSFORM, DEBUG_INIT);
@ -289,6 +287,8 @@ gst_audio_panorama_transform_m2s (GstAudioPanorama * filter, gint16 * idata,
/* pan: -100 0 100 /* pan: -100 0 100
* lpan: 1.0 0.5 0.0 * lpan: 1.0 0.5 0.0
* rpan: 0.0 0.5 1.0 * rpan: 0.0 0.5 1.0
*
* FIXME: we should use -3db (1/sqtr(2)) for 50:50
*/ */
rpan = (gdouble) (filter->panorama + 100) / 200.0; rpan = (gdouble) (filter->panorama + 100) / 200.0;
lpan = 1.0 - rpan; lpan = 1.0 - rpan;