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acb81c58c5
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.
122 lines
4 KiB
C++
122 lines
4 KiB
C++
/* GStreamer mplex (mjpegtools) wrapper
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* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
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*
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* gstmplex.hh: gstreamer mplex 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., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#ifndef __GST_MPLEX_H__
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#define __GST_MPLEX_H__
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#include <gst/gst.h>
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#include <gst/base/gstadapter.h>
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#include <multiplexor.hpp>
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#include "gstmplexibitstream.hh"
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#include "gstmplexjob.hh"
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G_BEGIN_DECLS
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#define GST_TYPE_MPLEX \
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(gst_mplex_get_type ())
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#define GST_MPLEX(obj) \
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(G_TYPE_CHECK_INSTANCE_CAST ((obj), GST_TYPE_MPLEX, GstMplex))
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#define GST_MPLEX_CLASS(klass) \
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(G_TYPE_CHECK_CLASS_CAST ((klass), GST_TYPE_MPLEX, GstMplex))
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#define GST_IS_MPLEX(obj) \
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(G_TYPE_CHECK_INSTANCE_TYPE ((obj), GST_TYPE_MPLEX))
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#define GST_IS_MPLEX_CLASS(obj) \
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(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MPLEX))
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GST_DEBUG_CATEGORY_EXTERN (mplex_debug);
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#define GST_CAT_DEFAULT mplex_debug
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#define GST_MPLEX_MUTEX_LOCK(m) G_STMT_START { \
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GST_LOG_OBJECT (m, "locking tlock from thread %p", g_thread_self ()); \
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g_mutex_lock ((m)->tlock); \
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GST_LOG_OBJECT (m, "locked tlock from thread %p", g_thread_self ()); \
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} G_STMT_END
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#define GST_MPLEX_MUTEX_UNLOCK(m) G_STMT_START { \
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GST_LOG_OBJECT (m, "unlocking tlock from thread %p", g_thread_self ()); \
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g_mutex_unlock ((m)->tlock); \
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} G_STMT_END
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#define GST_MPLEX_WAIT(m, p) G_STMT_START { \
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GST_LOG_OBJECT (m, "thread %p waiting", g_thread_self ()); \
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g_cond_wait ((p)->cond, (m)->tlock); \
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} G_STMT_END
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#define GST_MPLEX_SIGNAL(m, p) G_STMT_START { \
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GST_LOG_OBJECT (m, "signalling from thread %p", g_thread_self ()); \
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g_cond_signal ((p)->cond); \
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} G_STMT_END
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#define GST_MPLEX_SIGNAL_ALL(m) G_STMT_START { \
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GST_LOG_OBJECT (m, "signalling all from thread %p", g_thread_self ()); \
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GSList *walk = m->pads; \
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while (walk) { \
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GST_MPLEX_SIGNAL (m, (GstMplexPad *) walk->data); \
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walk = walk->next; \
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} \
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} G_STMT_END
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typedef struct _GstMplexPad
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{
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/* associated pad */
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GstPad *pad;
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/* with mplex TLOCK */
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/* adapter collecting buffers for this pad */
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GstAdapter *adapter;
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/* no more to expect on this pad */
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gboolean eos;
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/* signals counterpart thread to have a look */
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GCond *cond;
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/* amount needed by mplex on this stream */
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guint needed;
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/* bitstream for this pad */
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GstMplexIBitStream *bs;
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} GstMplexPad;
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typedef struct _GstMplex {
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GstElement parent;
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/* pads */
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GSList *pads;
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GstPad *srcpad;
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guint num_apads, num_vpads;
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/* options wrapper */
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GstMplexJob *job;
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/* lock for syncing */
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GMutex *tlock;
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/* with TLOCK */
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/* muxer writer generated eos */
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gboolean eos;
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/* flowreturn obtained by muxer task */
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GstFlowReturn srcresult;
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} GstMplex;
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typedef struct _GstMplexClass {
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GstElementClass parent;
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} GstMplexClass;
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GType gst_mplex_get_type (void);
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G_END_DECLS
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#endif /* __GST_MPLEX_H__ */
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