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112 lines
2.5 KiB
C++
112 lines
2.5 KiB
C++
/* GStreamer mplex (mjpegtools) wrapper
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* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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* (c) 2008 Mark Nauwelaerts <mnauw@users.sourceforge.net>
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*
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* gstmplexoutputstream.hh: gstreamer/mplex output stream wrapper
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <string.h>
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#include "gstmplex.hh"
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#include "gstmplexoutputstream.hh"
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/*
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* Class init functions.
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*/
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GstMplexOutputStream::GstMplexOutputStream (GstMplex * _element, GstPad * _pad):
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OutputStream ()
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{
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mplex = _element;
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pad = _pad;
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size = 0;
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}
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/*
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* Open/close. Basically 'no-op's (close() sets EOS).
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*
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* Open (): -1 means failure, 0 means success.
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*/
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int
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GstMplexOutputStream::Open (void)
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{
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return 0;
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}
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void
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GstMplexOutputStream::Close (void)
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{
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GST_MPLEX_MUTEX_LOCK (mplex);
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GST_DEBUG_OBJECT (mplex, "closing stream and sending eos");
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gst_pad_push_event (pad, gst_event_new_eos ());
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/* notify chain there is no more need to supply buffers */
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mplex->eos = TRUE;
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GST_MPLEX_SIGNAL_ALL (mplex);
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GST_MPLEX_MUTEX_UNLOCK (mplex);
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}
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/*
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* Get size of current segment.
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*/
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#if GST_MJPEGTOOLS_API >= 10900
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uint64_t
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GstMplexOutputStream::SegmentSize (void)
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#else
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off_t
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GstMplexOutputStream::SegmentSize (void)
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#endif
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{
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return size;
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}
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/*
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* Next segment; not really supported.
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*/
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void
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GstMplexOutputStream::NextSegment (void)
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{
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size = 0;
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GST_WARNING_OBJECT (mplex, "multiple file output is not supported");
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/* FIXME: no such filesink behaviour to be expected */
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}
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/*
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* Write data.
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*/
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void
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GstMplexOutputStream::Write (guint8 * data, guint len)
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{
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GstBuffer *buf;
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buf = gst_buffer_new_and_alloc (len);
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gst_buffer_fill (buf, 0, data, len);
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size += len;
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GST_MPLEX_MUTEX_LOCK (mplex);
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mplex->srcresult = gst_pad_push (pad, buf);
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GST_MPLEX_MUTEX_UNLOCK (mplex);
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}
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