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gst/: Add GAP-flag support.

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Original commit message from CVS:
* gst/audiotestsrc/gstaudiotestsrc.c:
* gst/volume/gstvolume.c:
* gst/volume/gstvolume.h:
Add GAP-flag support.
This commit is contained in:
Stefan Kost 2007-11-26 12:25:55 +00:00
parent dacc06a547
commit 1cfef609d0
4 changed files with 26 additions and 1 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2007-11-26 Stefan Kost <ensonic@users.sf.net>
* gst/audiotestsrc/gstaudiotestsrc.c:
* gst/volume/gstvolume.c:
* gst/volume/gstvolume.h:
Add GAP-flag support.
2007-11-24 Julien MOUTTE <julien@moutte.net> 2007-11-24 Julien MOUTTE <julien@moutte.net>
* tests/examples/seek/seek.c: (main): Increase the range of the * tests/examples/seek/seek.c: (main): Increase the range of the

7
gst/audiotestsrc/gstaudiotestsrc.c
View file

@ -870,8 +870,15 @@ gst_audio_test_src_create (GstBaseSrc * basesrc, guint64 offset,
src->running_time = next_time; src->running_time = next_time;
src->n_samples = n_samples; src->n_samples = n_samples;
GST_LOG_OBJECT (src, "generating %u samples at ts %" GST_TIME_FORMAT,
length, GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (buf)));
src->process (src, GST_BUFFER_DATA (buf)); src->process (src, GST_BUFFER_DATA (buf));
if (src->wave == G_UNLIKELY (GST_AUDIO_TEST_SRC_WAVE_SILENCE)) {
GST_BUFFER_FLAG_SET (buf, GST_BUFFER_FLAG_GAP);
}
*buffer = buf; *buffer = buf;
return GST_FLOW_OK; return GST_FLOW_OK;

12
gst/volume/gstvolume.c
View file

@ -313,6 +313,8 @@ volume_update_real_volume (GstVolume * this)
this->real_vol_i32 = this->volume_i32; this->real_vol_i32 = this->volume_i32;
passthrough = (this->volume_i16 == VOLUME_UNITY_INT16); passthrough = (this->volume_i16 == VOLUME_UNITY_INT16);
} }
if (this->real_vol_f != 0.0)
this->silent_buffer = FALSE;
volume_choose_func (this); volume_choose_func (this);
gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (this), passthrough); gst_base_transform_set_passthrough (GST_BASE_TRANSFORM (this), passthrough);
} }
@ -747,11 +749,19 @@ volume_transform_ip (GstBaseTransform * base, GstBuffer * outbuf)
gst_object_sync_values (G_OBJECT (this), timestamp); gst_object_sync_values (G_OBJECT (this), timestamp);
/* don't process data in passthrough-mode */ /* don't process data in passthrough-mode */
if (gst_base_transform_is_passthrough (base)) if (gst_base_transform_is_passthrough (base) ||
GST_BUFFER_FLAG_IS_SET (outbuf, GST_BUFFER_FLAG_GAP))
return GST_FLOW_OK; return GST_FLOW_OK;
if (this->real_vol_f == 0.0)
this->silent_buffer = TRUE;
this->process (this, GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf)); this->process (this, GST_BUFFER_DATA (outbuf), GST_BUFFER_SIZE (outbuf));
if (this->silent_buffer)
GST_BUFFER_FLAG_SET (outbuf, GST_BUFFER_FLAG_GAP);
this->silent_buffer = FALSE;
return GST_FLOW_OK; return GST_FLOW_OK;
} }

1
gst/volume/gstvolume.h
View file

@ -68,6 +68,7 @@ struct _GstVolume {
GList *tracklist; GList *tracklist;
GstVolumeFormat format; /* caps variables */ GstVolumeFormat format; /* caps variables */
gint width; gint width;
gboolean silent_buffer; /* flag for silent buffers */
}; };
struct _GstVolumeClass { struct _GstVolumeClass {