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Use the new buffer clipping function from gstaudio here and require gst-plugins-base CVS.

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Original commit message from CVS:
* configure.ac:
* ext/mad/gstmad.c: (gst_mad_chain):
Use the new buffer clipping function from gstaudio here and
require gst-plugins-base CVS.
This commit is contained in:
Sebastian Dröge 2007-07-24 05:05:29 +00:00
parent 9a0f69623b
commit fe592fc65b
3 changed files with 11 additions and 52 deletions
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7
ChangeLog
View file

@ -1,3 +1,10 @@
2007-07-24 Sebastian Dröge <slomo@circular-chaos.org>
* configure.ac:
* ext/mad/gstmad.c: (gst_mad_chain):
Use the new buffer clipping function from gstaudio here and
require gst-plugins-base CVS.
2007-07-23 Stefan Kost <ensonic@users.sf.net> 2007-07-23 Stefan Kost <ensonic@users.sf.net>
* configure.ac: * configure.ac:

2
configure.ac
View file

@ -47,7 +47,7 @@ AM_PROG_LIBTOOL
dnl *** required versions of GStreamer stuff *** dnl *** required versions of GStreamer stuff ***
GST_REQ=0.10.13 GST_REQ=0.10.13
GSTPB_REQ=0.10.13 GSTPB_REQ=0.10.13.1
dnl *** autotools stuff **** dnl *** autotools stuff ****

54
ext/mad/gstmad.c
View file

@ -1223,51 +1223,6 @@ gst_mad_check_caps_reset (GstMad * mad)
} }
} }
/*
clips buffer to currently configured segment. Returns FALSE if the buffer
has to be dropped.
*/
static gboolean
clip_outgoing_buffer (GstMad * mad, GstBuffer * buffer)
{
gint64 start, stop, cstart, cstop, diff;
gboolean res = TRUE;
if (mad->segment.format != GST_FORMAT_TIME)
goto beach;
start = GST_BUFFER_TIMESTAMP (buffer);
stop = start + GST_BUFFER_DURATION (buffer);
if (gst_segment_clip (&mad->segment, GST_FORMAT_TIME,
start, stop, &cstart, &cstop)) {
diff = cstart - start;
if (diff > 0) {
GST_BUFFER_TIMESTAMP (buffer) = cstart;
GST_BUFFER_DURATION (buffer) -= diff;
/* time->frames->bytes */
diff = 4 * mad->channels * GST_CLOCK_TIME_TO_FRAMES (diff, mad->rate);
GST_BUFFER_DATA (buffer) += diff;
GST_BUFFER_SIZE (buffer) -= diff;
}
diff = stop - cstop;
if (diff > 0) {
GST_BUFFER_DURATION (buffer) -= diff;
/* time->frames->bytes */
diff = 4 * mad->channels * GST_CLOCK_TIME_TO_FRAMES (diff, mad->rate);
/* update size */
GST_BUFFER_SIZE (buffer) -= diff;
}
} else {
GST_DEBUG_OBJECT (mad, "buffer is outside configured segment");
res = FALSE;
}
beach:
return res;
}
static GstFlowReturn static GstFlowReturn
gst_mad_chain (GstPad * pad, GstBuffer * buffer) gst_mad_chain (GstPad * pad, GstBuffer * buffer)
{ {
@ -1608,7 +1563,8 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
} }
} }
if (clip_outgoing_buffer (mad, outbuffer)) { if ((outbuffer = gst_audio_buffer_clip (outbuffer, &mad->segment,
mad->rate, 4 * mad->channels))) {
GST_LOG_OBJECT (mad, GST_LOG_OBJECT (mad,
"pushing buffer, off=%" G_GUINT64_FORMAT ", ts=%" GST_TIME_FORMAT, "pushing buffer, off=%" G_GUINT64_FORMAT ", ts=%" GST_TIME_FORMAT,
GST_BUFFER_OFFSET (outbuffer), GST_BUFFER_OFFSET (outbuffer),
@ -1620,11 +1576,7 @@ gst_mad_chain (GstPad * pad, GstBuffer * buffer)
goto_exit = TRUE; goto_exit = TRUE;
} }
} else { } else {
GST_LOG_OBJECT (mad, "Dropping buffer" GST_LOG_OBJECT (mad, "Dropping buffer");
", off=%" G_GUINT64_FORMAT ", ts=%" GST_TIME_FORMAT,
GST_BUFFER_OFFSET (outbuffer),
GST_TIME_ARGS (GST_BUFFER_TIMESTAMP (outbuffer)));
gst_buffer_unref (outbuffer);
} }
} }