gstreamer/ext/mplex/gstmplexoutputstream.cc
Mark Nauwelaerts acb81c58c5 Port mplex element to 0.10. Fixes bug #520329.
Original commit message from CVS:
Patch by: Mark Nauwelaerts <manauw at skynet dot be>
* configure.ac:
* ext/Makefile.am:
* ext/mplex/Makefile.am:
* ext/mplex/gstmplex.cc:
* ext/mplex/gstmplex.hh:
* ext/mplex/gstmplexibitstream.cc:
* ext/mplex/gstmplexibitstream.hh:
* ext/mplex/gstmplexjob.cc:
* ext/mplex/gstmplexjob.hh:
* ext/mplex/gstmplexoutputstream.cc:
* ext/mplex/gstmplexoutputstream.hh:
Port mplex element to 0.10. Fixes bug #520329.
* tests/check/Makefile.am:
* tests/check/elements/mplex.c: (test_sink_event), (setup_src_pad),
(teardown_src_pad), (setup_mplex), (cleanup_mplex),
(GST_START_TEST), (mplex_suite), (main):
Add unit test for the mplex element.
2008-03-05 06:03:03 +00:00

113 lines
2.5 KiB
C++

/* GStreamer mplex (mjpegtools) wrapper
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
* (c) 2008 Mark Nauwelaerts <mnauw@users.sourceforge.net>
*
* gstmplexoutputstream.hh: gstreamer/mplex output stream wrapper
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <string.h>
#include "gstmplex.hh"
#include "gstmplexoutputstream.hh"
/*
* Class init functions.
*/
GstMplexOutputStream::GstMplexOutputStream (GstMplex * _element, GstPad * _pad):
OutputStream ()
{
mplex = _element;
pad = _pad;
size = 0;
}
/*
* Open/close. Basically 'no-op's (close() sets EOS).
*
* Open (): -1 means failure, 0 means success.
*/
int
GstMplexOutputStream::Open (void)
{
return 0;
}
void
GstMplexOutputStream::Close (void)
{
GST_MPLEX_MUTEX_LOCK (mplex);
GST_DEBUG_OBJECT (mplex, "closing stream and sending eos");
gst_pad_push_event (pad, gst_event_new_eos ());
/* notify chain there is no more need to supply buffers */
mplex->eos = TRUE;
GST_MPLEX_SIGNAL_ALL (mplex);
GST_MPLEX_MUTEX_UNLOCK (mplex);
}
/*
* Get size of current segment.
*/
#if GST_MJPEGTOOLS_API >= 10900
uint64_t
GstMplexOutputStream::SegmentSize (void)
#else
off_t
GstMplexOutputStream::SegmentSize (void)
#endif
{
return size;
}
/*
* Next segment; not really supported.
*/
void
GstMplexOutputStream::NextSegment (void)
{
size = 0;
GST_WARNING_OBJECT (mplex, "multiple file output is not supported");
/* FIXME: no such filesink behaviour to be expected */
}
/*
* Write data.
*/
void
GstMplexOutputStream::Write (guint8 * data, guint len)
{
GstBuffer *buf;
buf = gst_buffer_new_and_alloc (len);
memcpy (GST_BUFFER_DATA (buf), data, len);
size += len;
GST_MPLEX_MUTEX_LOCK (mplex);
gst_buffer_set_caps (buf, GST_PAD_CAPS (pad));
mplex->srcresult = gst_pad_push (pad, buf);
GST_MPLEX_MUTEX_UNLOCK (mplex);
}