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gst/level/gstlevel.c: Little renaming (l -> level).

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Original commit message from CVS:
* gst/level/gstlevel.c:
Little renaming (l -> level).
* gst/spectrum/gstspectrum.c:
* gst/spectrum/gstspectrum.h:
Also send full timestamp/duration details here.
This commit is contained in:
Stefan Kost 2008-08-10 15:52:42 +00:00
parent cac09e5a1b
commit 20b5b4c2d9
4 changed files with 67 additions and 14 deletions
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9
ChangeLog
View file

@ -1,3 +1,12 @@
2008-08-10 Stefan Kost <ensonic@users.sf.net>
* gst/level/gstlevel.c:
Little renaming (l -> level).
* gst/spectrum/gstspectrum.c:
* gst/spectrum/gstspectrum.h:
Also send full timestamp/duration details here.
2008-08-10 Stefan Kost <ensonic@users.sf.net>
* gst/level/gstlevel.c:

4
gst/level/gstlevel.c
View file

@ -499,7 +499,7 @@ gst_level_start (GstBaseTransform * trans)
}
static GstMessage *
gst_level_message_new (GstLevel * l, GstClockTime timestamp,
gst_level_message_new (GstLevel * level, GstClockTime timestamp,
GstClockTime duration)
{
GstBaseTransform *trans = GST_BASE_TRANSFORM_CAST (l);
@ -529,7 +529,7 @@ gst_level_message_new (GstLevel * l, GstClockTime timestamp,
g_value_unset (&v);
return gst_message_new_element (GST_OBJECT (l), s);
return gst_message_new_element (GST_OBJECT (level), s);
}
static void

65
gst/spectrum/gstspectrum.c
View file

@ -36,8 +36,37 @@
* <listitem>
* <para>
* #GstClockTime
* <classname>&quot;timestamp&quot;</classname>:
* the timestamp of the buffer that triggered the message.
* </para>
* </listitem>
* <listitem>
* <para>
* #GstClockTime
* <classname>&quot;stream-time&quot;</classname>:
* the stream time of the buffer.
* </para>
* </listitem>
* <listitem>
* <para>
* #GstClockTime
* <classname>&quot;running-time&quot;</classname>:
* the running_time of the buffer.
* </para>
* </listitem>
* <listitem>
* <para>
* #GstClockTime
* <classname>&quot;duration&quot;</classname>:
* the duration of the buffer.
* </para>
* </listitem>
* <listitem>
* <para>
* #GstClockTime
* <classname>&quot;endtime&quot;</classname>:
* the end time of the buffer that triggered the message. Always present.
* the end time of the buffer that triggered the message as stream time (this
* is deprecated, as it can be calculated from stream-time + duration)
* </para>
* </listitem>
* <listitem>
@ -449,20 +478,34 @@ gst_spectrum_setup (GstAudioFilter * base, GstRingBufferSpec * format)
}
static GstMessage *
gst_spectrum_message_new (GstSpectrum * spectrum, GstClockTime endtime)
gst_spectrum_message_new (GstSpectrum * spectrum, GstClockTime timestamp,
GstClockTime duration)
{
GstBaseTransform *trans = GST_BASE_TRANSFORM_CAST (spectrum);
GstStructure *s;
GValue v = { 0, };
GValue *l;
guint i;
gfloat *spect_magnitude = spectrum->spect_magnitude;
gfloat *spect_phase = spectrum->spect_phase;
GstClockTime endtime, running_time, stream_time;
GST_DEBUG_OBJECT (spectrum, "preparing message, spect = %p, bands =%d ",
spect_magnitude, spectrum->bands);
s = gst_structure_new ("spectrum", "endtime", GST_TYPE_CLOCK_TIME,
endtime, NULL);
running_time = gst_segment_to_running_time (&trans->segment, GST_FORMAT_TIME,
timestamp);
stream_time = gst_segment_to_stream_time (&trans->segment, GST_FORMAT_TIME,
timestamp);
/* endtime is for backwards compatibility */
endtime = stream_time + duration;
s = gst_structure_new ("spectrum",
"endtime", GST_TYPE_CLOCK_TIME, endtime,
"timestamp", G_TYPE_UINT64, timestamp,
"stream-time", G_TYPE_UINT64, stream_time,
"running-time", G_TYPE_UINT64, running_time,
"duration", G_TYPE_UINT64, duration, NULL);
if (spectrum->message_magnitude) {
/* FIXME 0.11: this should be an array, not a list */
@ -640,11 +683,6 @@ gst_spectrum_transform_ip (GstBaseTransform * trans, GstBuffer * in)
gint width = GST_AUDIO_FILTER (spectrum)->format.width / 8;
gint nfft = 2 * spectrum->bands - 2;
GstClockTime endtime =
gst_segment_to_running_time (&trans->segment, GST_FORMAT_TIME,
GST_BUFFER_TIMESTAMP (in));
GstClockTime blktime = GST_FRAMES_TO_CLOCK_TIME (nfft, rate);
GST_LOG_OBJECT (spectrum, "input size: %d bytes", GST_BUFFER_SIZE (in));
/* can we do this nicer? */
@ -659,13 +697,18 @@ gst_spectrum_transform_ip (GstBaseTransform * trans, GstBuffer * in)
spectrum->process (spectrum, samples);
if (G_UNLIKELY (!spectrum->num_frames)) {
/* remember start timestamp for message */
spectrum->message_ts = GST_BUFFER_TIMESTAMP (in);
}
spectrum->num_frames += nfft;
endtime += blktime;
/* do we need to message ? */
if (spectrum->num_frames >=
GST_CLOCK_TIME_TO_FRAMES (spectrum->interval, rate)) {
if (spectrum->message) {
GstMessage *m;
GstClockTime duration =
GST_FRAMES_TO_CLOCK_TIME (spectrum->num_frames, rate);
/* Calculate average */
for (i = 0; i < spectrum->bands; i++) {
@ -673,7 +716,7 @@ gst_spectrum_transform_ip (GstBaseTransform * trans, GstBuffer * in)
spect_phase[i] /= spectrum->num_fft;
}
m = gst_spectrum_message_new (spectrum, endtime);
m = gst_spectrum_message_new (spectrum, spectrum->message_ts, duration);
gst_element_post_message (GST_ELEMENT (spectrum), m);
}

3
gst/spectrum/gstspectrum.h
View file

@ -60,7 +60,8 @@ struct _GstSpectrum {
gint num_frames; /* frame count (1 sample per channel)
* since last emit */
gint num_fft; /* number of FFTs since last emit */
GstClockTime message_ts; /* starttime for next message */
/* <private> */
gfloat *spect_magnitude;
gfloat *spect_phase;