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 Sebastian Dröge <slomo@circular-chaos.org>
+
+ Patch by: Mark Nauwelaerts <manauw at skynet dot be>
+
+ * configure.ac:
Clean up detection of different mjpegtoolsAPI versions.
* ext/mpeg2enc/gstmpeg2enc.cc:
fi
])
+dnl *** mplex ***
+translit(dnm, m, l) AM_CONDITIONAL(USE_MPLEX, true)
+AG_GST_CHECK_FEATURE(MPLEX, [mplex], mplex, [
+ HAVE_MPLEX="no"
+ dnl we require a c++ compiler for this one
+ if [ test x$HAVE_CXX = xyes ]; then
+ dnl libmplex was first included in mjpegtools-1.6.2-rc4 (1.6.1.93)
+ dnl since many distros include mjpegtools specifically without mplex
+ dnl and mpeg2enc, we check for mplex on its own, too.
+ dnl libmplex < 1.9rc? has fuzzy ABI, valgrind and other problems
+ PKG_CHECK_MODULES(MPLEX, mjpegtools >= 1.9.0, [
+ dnl switch over to c++ to test things
+ AC_LANG_CPLUSPLUS
+ OLD_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS $MPLEX_CFLAGS"
+ AC_CHECK_HEADER(interact.hpp, [
+ MPLEX_LIBS="$MPLEX_LIBS -lmplex2 -lm"
+ OLD_LIBS="$LIBS"
+ LIBS="$LIBS $MPLEX_LIBS"
+ dnl older libmplex uses off_t SegmentSize (), which leads to fuzzy ABI;
+ dnl don't want this here
+ AC_MSG_CHECKING([for valid mplex objects])
+ AC_TRY_RUN([
+
+#include <interact.hpp>
+#include <outputstrm.hpp>
+#include <multiplexor.hpp>
+int
+main (int argc,
+ char *argv[])
+{
+ class TestOutputStream : public OutputStream {
+ public:
+ TestOutputStream () : OutputStream () { }
+ void Write (uint8_t *a, unsigned int b) { }
+ void NextSegment () { }
+ uint64_t SegmentSize () { }
+ void Close () { }
+ int Open () { }
+};
+ MultiplexJob *job = new MultiplexJob ();
+ vector<IBitStream *> inputs;
+ job->SetupInputStreams (inputs);
+ TestOutputStream *out = new TestOutputStream ();
+ Multiplexor *mux = new Multiplexor(*job, *out, NULL);
+ return 0;
+}
+ ],[
+ HAVE_MPLEX="yes"
+ AC_SUBST(MPLEX_CFLAGS)
+ AC_SUBST(MPLEX_LIBS)
+ AC_MSG_RESULT(yes)
+ ], AC_MSG_RESULT(no))
+ LIBS="$OLD_LIBS"
+ ])
+ CPPFLAGS="$OLD_CPPFLAGS"
+ AC_LANG_C
+ ], HAVE_MPLEX="no")
+ fi
+])
+
dnl *** musepack ***
translit(dnm, m, l) AM_CONDITIONAL(USE_MUSEPACK, true)
AG_GST_CHECK_FEATURE(MUSEPACK, [musepackdec], musepack, [
AM_CONDITIONAL(USE_LADSPA, false)
AM_CONDITIONAL(USE_LIBMMS, false)
AM_CONDITIONAL(USE_MPEG2ENC, false)
+AM_CONDITIONAL(USE_MPLEX, false)
AM_CONDITIONAL(USE_MUSEPACK, false)
AM_CONDITIONAL(USE_MUSICBRAINZ, false)
AM_CONDITIONAL(USE_MYTHTV, false)
ext/Makefile
ext/nas/Makefile
ext/mpeg2enc/Makefile
+ext/mplex/Makefile
ext/musepack/Makefile
ext/musicbrainz/Makefile
ext/mythtv/Makefile
METADATA_DIR=
endif
-# if USE_MPLEX
-# MPLEX_DIR=mplex
-# else
+if USE_MPLEX
+MPLEX_DIR=mplex
+else
MPLEX_DIR=
-# endif
+endif
if USE_MUSEPACK
MUSEPACK_DIR=musepack
divx \
metadata \
mpeg2enc \
+ mplex \
musepack \
musicbrainz \
mythtv \
gstmplexjob.cc \
gstmplexoutputstream.cc
-libgstmplex_la_CXXFLAGS = $(GST_CFLAGS) $(MPLEX_CFLAGS)
-libgstmplex_la_LIBADD = $(MPLEX_LIBS)
+libgstmplex_la_CXXFLAGS = \
+ $(GST_PLUGINS_BASE_CFLAGS) $(GST_CXXFLAGS) $(MPLEX_CFLAGS)
+libgstmplex_la_LIBADD = \
+ $(GST_PLUGINS_BASE_LIBS) $(GST_BASE_LIBS) $(GST_LIBS) $(MPLEX_LIBS)
libgstmplex_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
noinst_HEADERS = \
/* GStreamer mplex (mjpegtools) wrapper
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
+ * (c) 2008 Mark Nauwelaerts <mnauw@users.sourceforge.net>
*
* gstmplex.cc: gstreamer mplex wrapper
*
* Boston, MA 02111-1307, USA.
*/
+/**
+ * SECTION:element-mplex
+ * @see_also: mpeg2enc
+ *
+ * <refsect2>
+ * <para>
+ * This element is an audio/video multiplexer for MPEG-1/2 video streams
+ * and (un)compressed audio streams such as AC3, MPEG layer I/II/III.
+ * It is based on the <ulink url="http://mjpeg.sourceforge.net/">mjpegtools</ulink> library.
+ * Documentation on creating MPEG videos in general can be found in the
+ * <ulink url="https://sourceforge.net/docman/display_doc.php?docid=3456&group_id=5776#s7">MJPEG Howto</ulink>
+ * and the man-page of the mplex tool documents the properties of this element,
+ * which are shared with the mplex tool.
+ * </para>
+ * <title>Example pipeline</title>
+ * <para>
+ * <programlisting>
+ * gst-launch -v videotestsrc num-buffers=1000 ! mpeg2enc ! mplex ! filesink location=videotestsrc.mpg
+ * </programlisting>
+ * This example pipeline will encode a test video source to a an
+ * MPEG1 elementary stream and multiplexes this to an MPEG system stream.
+ * </para>
+ * <para>
+ * If several streams are being multiplexed, there should (as usual) be
+ * a queue in each stream, and due to mplex' buffering the capacities of these
+ * may have to be set to a few times the default settings to prevent the
+ * pipeline stalling.
+ * </para>
+ * </refsect2>
+ */
+
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include "gstmplexibitstream.hh"
#include "gstmplexjob.hh"
+GST_DEBUG_CATEGORY (mplex_debug);
+
static GstStaticPadTemplate src_templ = GST_STATIC_PAD_TEMPLATE ("src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
- GST_STATIC_CAPS ("video/mpeg, " "systemstream = (boolean) true")
+ GST_STATIC_CAPS ("video/mpeg, systemstream = (boolean) true ")
);
static GstStaticPadTemplate video_sink_templ =
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS ("video/mpeg, "
- "mpegversion = (int) [ 1, 2 ], " "systemstream = (boolean) false")
+ "mpegversion = (int) { 1, 2 }, "
+ "systemstream = (boolean) false, "
+ "width = (int) [ 16, 4096 ], "
+ "height = (int) [ 16, 4096 ], framerate = (fraction) [ 0, MAX ]")
);
+#define COMMON_AUDIO_CAPS \
+ "channels = (int) [ 1, 8 ], " \
+ "rate = (int) [ 8000, 96000 ]"
+
static GstStaticPadTemplate audio_sink_templ =
GST_STATIC_PAD_TEMPLATE ("audio_%d",
GST_PAD_SINK,
GST_PAD_REQUEST,
GST_STATIC_CAPS ("audio/mpeg, "
"mpegversion = (int) 1, "
- "layer = (int) [ 1, 2 ]; "
- "audio/x-ac3; "
+ "layer = (int) [ 1, 3 ], "
+ COMMON_AUDIO_CAPS "; "
+ "audio/x-ac3, "
+ COMMON_AUDIO_CAPS "; "
"audio/x-dts; "
"audio/x-raw-int, "
- "endianness = (int) BYTE_ORDER, "
+ "endianness = (int) BIG_ENDIAN, "
"signed = (boolean) TRUE, "
"width = (int) { 16, 20, 24 }, "
"depth = (int) { 16, 20, 24 }, "
/* FIXME: subtitles */
-static void gst_mplex_base_init (GstMplexClass * klass);
-static void gst_mplex_class_init (GstMplexClass * klass);
-static void gst_mplex_init (GstMplex * enc);
-static void gst_mplex_dispose (GObject * object);
-
-static void gst_mplex_loop (GstElement * element);
-
+static void gst_mplex_finalize (GObject * object);
+static void gst_mplex_reset (GstMplex * mplex);
+static void gst_mplex_loop (GstMplex * mplex);
static GstPad *gst_mplex_request_new_pad (GstElement * element,
GstPadTemplate * templ, const gchar * name);
-
+static void gst_mplex_release_pad (GstElement * element, GstPad * pad);
+static gboolean gst_mplex_src_activate_push (GstPad * pad, gboolean active);
static GstStateChangeReturn gst_mplex_change_state (GstElement * element,
GstStateChange transition);
static void gst_mplex_set_property (GObject * object,
guint prop_id, const GValue * value, GParamSpec * pspec);
-static GstElementClass *parent_class = NULL;
-
-GType
-gst_mplex_get_type (void)
-{
- static GType gst_mplex_type = 0;
-
- if (!gst_mplex_type) {
- static const GTypeInfo gst_mplex_info = {
- sizeof (GstMplexClass),
- (GBaseInitFunc) gst_mplex_base_init,
- NULL,
- (GClassInitFunc) gst_mplex_class_init,
- NULL,
- NULL,
- sizeof (GstMplex),
- 0,
- (GInstanceInitFunc) gst_mplex_init,
- };
-
- gst_mplex_type =
- g_type_register_static (GST_TYPE_ELEMENT,
- "GstMplex", &gst_mplex_info, (GTypeFlags) 0);
- }
-
- return gst_mplex_type;
-}
+GST_BOILERPLATE (GstMplex, gst_mplex, GstElement, GST_TYPE_ELEMENT);
static void
-gst_mplex_base_init (GstMplexClass * klass)
+gst_mplex_base_init (gpointer klass)
{
- static GstElementDetails gst_mplex_details = {
- "mplex video multiplexer",
- "Codec/Muxer",
- "High-quality MPEG/DVD/SVCD/VCD video/audio multiplexer",
- "Andrew Stevens <andrew.stevens@nexgo.de>\n"
- "Ronald Bultje <rbultje@ronald.bitfreak.net>"
- };
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
+ gst_element_class_set_details_simple (element_class,
+ "mplex video multiplexer", "Codec/Muxer",
+ "High-quality MPEG/DVD/SVCD/VCD video/audio multiplexer",
+ "Andrew Stevens <andrew.stevens@nexgo.de>\n"
+ "Ronald Bultje <rbultje@ronald.bitfreak.net>\n"
+ "Mark Nauwelaerts <mnauw@users.sourceforge.net");
+
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&src_templ));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&video_sink_templ));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&audio_sink_templ));
- gst_element_class_set_details (element_class, &gst_mplex_details);
}
static void
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GstElementClass *element_class = GST_ELEMENT_CLASS (klass);
- parent_class = GST_ELEMENT_CLASS (g_type_class_ref (GST_TYPE_ELEMENT));
-
- /* register arguments */
- mjpeg_default_handler_verbosity (0);
- GstMplexJob::initProperties (object_class);
+ GST_DEBUG_CATEGORY_INIT (mplex_debug, "mplex", 0, "MPEG video/audio muxer");
object_class->set_property = gst_mplex_set_property;
object_class->get_property = gst_mplex_get_property;
- object_class->dispose = gst_mplex_dispose;
+ /* register properties */
+ GstMplexJob::initProperties (object_class);
+
+ object_class->finalize = GST_DEBUG_FUNCPTR (gst_mplex_finalize);
- element_class->change_state = gst_mplex_change_state;
- element_class->request_new_pad = gst_mplex_request_new_pad;
+ element_class->change_state = GST_DEBUG_FUNCPTR (gst_mplex_change_state);
+ element_class->request_new_pad =
+ GST_DEBUG_FUNCPTR (gst_mplex_request_new_pad);
+ element_class->release_pad = GST_DEBUG_FUNCPTR (gst_mplex_release_pad);
}
static void
-gst_mplex_dispose (GObject * object)
+gst_mplex_finalize (GObject * object)
{
GstMplex *mplex = GST_MPLEX (object);
+ GSList *walk;
- if (mplex->mux) {
- delete mplex->mux;
+ /* release all pads */
+ walk = mplex->pads;
+ while (walk) {
+ GstMplexPad *mpad = (GstMplexPad *) walk->data;
- mplex->mux = NULL;
+ gst_object_unref (mpad->pad);
+ mpad->pad = NULL;
+ walk = walk->next;
}
+
+ /* clean up what's left of them */
+ gst_mplex_reset (mplex);
+
+ /* ... and of the rest */
delete mplex->job;
+
+ g_mutex_free (mplex->tlock);
+
+ G_OBJECT_CLASS (parent_class)->finalize (object);
}
static void
-gst_mplex_init (GstMplex * mplex)
+gst_mplex_init (GstMplex * mplex, GstMplexClass * g_class)
{
GstElement *element = GST_ELEMENT (mplex);
-
- GST_FLAG_SET (element, GST_ELEMENT_EVENT_AWARE);
+ GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
mplex->srcpad =
- gst_pad_new_from_template (gst_element_get_pad_template (element, "src"),
- "src");
+ gst_pad_new_from_template (gst_element_class_get_pad_template
+ (element_class, "src"), "src");
gst_element_add_pad (element, mplex->srcpad);
+ gst_pad_use_fixed_caps (mplex->srcpad);
+ gst_pad_set_activatepush_function (mplex->srcpad,
+ GST_DEBUG_FUNCPTR (gst_mplex_src_activate_push));
mplex->job = new GstMplexJob ();
- mplex->mux = NULL;
mplex->num_apads = 0;
mplex->num_vpads = 0;
- gst_element_set_loop_function (element, gst_mplex_loop);
+ mplex->tlock = g_mutex_new ();
+
+ gst_mplex_reset (mplex);
}
static void
-gst_mplex_loop (GstElement * element)
+gst_mplex_reset (GstMplex * mplex)
{
- GstMplex *mplex = GST_MPLEX (element);
+ GSList *walk;
+ GSList *nlist = NULL;
- if (!mplex->mux) {
- GstMplexOutputStream *out;
- const GList *item;
+ mplex->eos = FALSE;
+ mplex->srcresult = GST_FLOW_CUSTOM_SUCCESS;
- for (item = gst_element_get_pad_list (element);
- item != NULL; item = item->next) {
- StreamKind type;
- GstMplexIBitStream *inputstream;
- JobStream *jobstream;
- GstPad *pad = GST_PAD (item->data);
- GstStructure *structure;
- const GstCaps *caps;
- const gchar *mime;
+ /* reset existing streams */
+ walk = mplex->pads;
+ while (walk != NULL) {
+ GstMplexPad *mpad;
- /* skip our source pad */
- if (GST_PAD_DIRECTION (pad) == GST_PAD_SRC)
- continue;
+ mpad = (GstMplexPad *) walk->data;
- /* create inputstream, assure we've got caps */
- inputstream = new GstMplexIBitStream (pad);
+ mpad->needed = 0;
+ mpad->eos = FALSE;
+ gst_adapter_clear (mpad->adapter);
+ if (mpad->bs) {
+ delete mpad->bs;
- /* skip unnegotiated pads */
- if (!(caps = GST_PAD_CAPS (pad))) {
- delete inputstream;
+ mpad->bs = NULL;
+ }
- continue;
- }
+ if (!mpad->pad) {
+ g_cond_free (mpad->cond);
+ gst_object_unref (mpad->adapter);
+ g_free (mpad);
+ } else
+ nlist = g_slist_append (nlist, mpad);
- /* get format */
- structure = gst_caps_get_structure (caps, 0);
- mime = gst_structure_get_name (structure);
-
- if (!strcmp (mime, "video/mpeg")) {
- VideoParams *params;
-
- type = MPEG_VIDEO;
-
- params = VideoParams::Default (mplex->job->mux_format);
- mplex->job->video_param.push_back (params);
- mplex->job->video_tracks++;
- } else if (!strcmp (mime, "audio/mpeg")) {
- type = MPEG_AUDIO;
- mplex->job->audio_tracks++;
- } else if (!strcmp (mime, "audio/x-ac3")) {
- type = AC3_AUDIO;
- mplex->job->audio_tracks++;
- } else if (!strcmp (mime, "audio/x-dts")) {
- type = DTS_AUDIO;
- mplex->job->audio_tracks++;
- } else if (!strcmp (mime, "audio/x-raw-int")) {
- LpcmParams *params;
- gint bits, chans, rate;
-
- type = LPCM_AUDIO;
-
- /* set LPCM params */
- gst_structure_get_int (structure, "depth", &bits);
- gst_structure_get_int (structure, "rate", &rate);
- gst_structure_get_int (structure, "channels", &chans);
- params = LpcmParams::Checked (rate, chans, bits);
-
- mplex->job->lpcm_param.push_back (params);
- mplex->job->audio_tracks++;
- mplex->job->lpcm_tracks++;
- } else {
- delete inputstream;
-
- continue;
- }
+ walk = walk->next;
+ }
- jobstream = new JobStream (inputstream, type);
- mplex->job->streams.push_back (jobstream);
- }
+ g_slist_free (mplex->pads);
+ mplex->pads = nlist;
- if (!mplex->job->video_tracks && !mplex->job->audio_tracks) {
- GST_ELEMENT_ERROR (element, CORE, NEGOTIATION, (NULL),
- ("no input video or audio tracks set up before loop function"));
- return;
- }
+ /* clear mplex stuff */
+ /* clean up stream settings */
+ while (!mplex->job->streams.empty ()) {
+ delete mplex->job->streams.back ();
+
+ mplex->job->streams.pop_back ();
+ }
+ while (!mplex->job->video_param.empty ()) {
+ delete mplex->job->video_param.back ();
- /* create new encoder with inputs/output */
- out = new GstMplexOutputStream (element, mplex->srcpad);
- mplex->mux = new Multiplexor (*mplex->job, *out);
+ mplex->job->video_param.pop_back ();
}
+ while (!mplex->job->lpcm_param.empty ()) {
+ delete mplex->job->lpcm_param.back ();
- mplex->mux->Multiplex ();
+ mplex->job->lpcm_param.pop_back ();
+ }
+ mplex->job->audio_tracks = 0;
+ mplex->job->video_tracks = 0;
+ mplex->job->lpcm_tracks = 0;
}
-static GstPadLinkReturn
-gst_mplex_sink_link (GstPad * pad, const GstCaps * caps)
+static gboolean
+gst_mplex_setcaps (GstPad * pad, GstCaps * caps)
{
- GstStructure *structure = gst_caps_get_structure (caps, 0);
- const gchar *mime = gst_structure_get_name (structure);
+ GstMplex *mplex;
+ const gchar *mime;
+ GstStructure *structure;
+ StreamKind type;
+ JobStream *jobstream;
+ GstMplexIBitStream *inputstream;
+ GstMplexPad *mpad;
+ GstCaps *othercaps;
+ gboolean ret = TRUE;
+
+ mplex = GST_MPLEX (GST_PAD_PARENT (pad));
+
+ /* does not go well to negotiate when started */
+ if (mplex->srcresult != GST_FLOW_CUSTOM_SUCCESS)
+ goto refuse_renegotiation;
+
+ /* since muxer does not really check much ... */
+ othercaps = gst_caps_intersect (caps, gst_pad_get_pad_template_caps (pad));
+ if (othercaps)
+ gst_caps_unref (othercaps);
+ else
+ goto refuse_caps;
+
+ /* set the fixed template caps on the srcpad, should accept without objection */
+ othercaps = gst_caps_copy (gst_pad_get_pad_template_caps (mplex->srcpad));
+ ret = gst_pad_set_caps (mplex->srcpad, othercaps);
+ gst_caps_unref (othercaps);
+ if (!ret)
+ goto refuse_caps;
+
+ structure = gst_caps_get_structure (caps, 0);
+ mime = gst_structure_get_name (structure);
+
+ if (!strcmp (mime, "video/mpeg")) { /* video */
+ VideoParams *params;
+
+ type = MPEG_VIDEO;
+ if (mplex->job->bufsize)
+ params = VideoParams::Checked (mplex->job->bufsize);
+ else
+ params = VideoParams::Default (mplex->job->mux_format);
+ /* set standard values if forced by the selected profile */
+ if (params->Force (mplex->job->mux_format))
+ GST_WARNING_OBJECT (mplex,
+ "overriding non-standard option due to selected profile");
+
+ mplex->job->video_param.push_back (params);
+ mplex->job->video_tracks++;
+ } else { /* audio */
+ if (!strcmp (mime, "audio/mpeg")) {
+ type = MPEG_AUDIO;
+ } else if (!strcmp (mime, "audio/x-ac3")) {
+ type = AC3_AUDIO;
+ } else if (!strcmp (mime, "audio/x-dts")) {
+ type = DTS_AUDIO;
+ } else if (!strcmp (mime, "audio/x-raw-int")) {
+ LpcmParams *params;
+ gint bits, chans, rate;
+ gboolean result = TRUE;
+
+ type = LPCM_AUDIO;
+
+ /* set LPCM params */
+ result &= gst_structure_get_int (structure, "depth", &bits);
+ result &= gst_structure_get_int (structure, "rate", &rate);
+ result &= gst_structure_get_int (structure, "channels", &chans);
+ if (!result)
+ goto refuse_caps;
+
+ params = LpcmParams::Checked (rate, chans, bits);
+
+ mplex->job->lpcm_param.push_back (params);
+ mplex->job->lpcm_tracks++;
+ } else
+ goto refuse_caps;
+
+ mplex->job->audio_tracks++;
+ }
- /* raw audio caps needs to be fixed */
- if (!strcmp (mime, "audio/x-raw-int")) {
- gint width, depth;
+ mpad = (GstMplexPad *) gst_pad_get_element_private (pad);
+ g_return_val_if_fail (mpad, FALSE);
+ inputstream = new GstMplexIBitStream (mpad);
+ mpad->bs = inputstream;
+ jobstream = new JobStream (inputstream, type);
+ mplex->job->streams.push_back (jobstream);
- if (!gst_caps_is_fixed (caps))
- return GST_PAD_LINK_DELAYED;
+ return TRUE;
- gst_structure_get_int (structure, "width", &width);
- gst_structure_get_int (structure, "depth", &depth);
+refuse_caps:
+ {
+ GST_WARNING_OBJECT (mplex, "refused caps %" GST_PTR_FORMAT, caps);
- if (depth != width)
- return GST_PAD_LINK_REFUSED;
+ /* undo if we were a bit too fast/confident */
+ if (GST_PAD_CAPS (mplex->srcpad))
+ gst_pad_set_caps (mplex->srcpad, NULL);
+
+ return FALSE;
}
+refuse_renegotiation:
+ {
+ GST_WARNING_OBJECT (mplex, "already started; "
+ "refused (re)negotiation (to %" GST_PTR_FORMAT ")", caps);
- /* we do the actual inputstream setup in our first loopfunc cycle */
- return GST_PAD_LINK_OK;
+ return FALSE;
+ }
+}
+
+static void
+gst_mplex_loop (GstMplex * mplex)
+{
+ GstMplexOutputStream *out = NULL;
+ Multiplexor *mux = NULL;
+ GSList *walk;
+
+ /* do not try to resume muxing after it finished
+ * this can be relevant mainly/only in case of forced state change */
+ if (mplex->eos)
+ goto eos;
+
+ /* inform downstream about what's coming */
+ gst_pad_push_event (mplex->srcpad, gst_event_new_new_segment (FALSE, 1.0,
+ GST_FORMAT_BYTES, 0, -1, 0));
+
+ /* hm (!) each inputstream really needs an initial read
+ * so that all is internally in the proper state */
+ walk = mplex->pads;
+ while (walk != NULL) {
+ GstMplexPad *mpad;
+
+ mpad = (GstMplexPad *) walk->data;
+ mpad->bs->ReadBuffer ();
+
+ walk = walk->next;
+ }
+
+ /* create new multiplexer with inputs/output */
+ out = new GstMplexOutputStream (mplex, mplex->srcpad);
+#if GST_MJPEGTOOLS_API >= 10900
+ mux = new Multiplexor (*mplex->job, *out, NULL);
+#else
+ mux = new Multiplexor (*mplex->job, *out);
+#endif
+
+ if (mux) {
+ mux->Multiplex ();
+ delete mux;
+ delete out;
+
+ /* if not well and truly eos, something strange happened */
+ if (!mplex->eos) {
+ GST_ERROR_OBJECT (mplex, "muxing task ended without being eos");
+ /* notify there is no point in collecting any more */
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ mplex->srcresult = GST_FLOW_ERROR;
+ GST_MPLEX_SIGNAL_ALL (mplex);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+ } else
+ goto eos;
+ } else {
+ GST_WARNING_OBJECT (mplex, "failed to create Multiplexor");
+ }
+
+ /* fall-through */
+done:
+ {
+ /* no need to run wildly, stopped elsewhere, e.g. state change */
+ GST_DEBUG_OBJECT (mplex, "pausing muxing task");
+ gst_pad_pause_task (mplex->srcpad);
+
+ return;
+ }
+eos:
+ {
+ GST_DEBUG_OBJECT (mplex, "encoding task reached eos");
+ goto done;
+ }
+}
+
+static gboolean
+gst_mplex_sink_event (GstPad * sinkpad, GstEvent * event)
+{
+ GstMplex *mplex;
+ GstMplexPad *mpad;
+ gboolean result = TRUE;
+
+ mplex = (GstMplex *) (GST_PAD_PARENT (sinkpad));
+ mpad = (GstMplexPad *) gst_pad_get_element_private (sinkpad);
+ g_return_val_if_fail (mpad, FALSE);
+
+ switch (GST_EVENT_TYPE (event)) {
+ case GST_EVENT_FLUSH_START:
+ /* forward event */
+ gst_pad_event_default (sinkpad, event);
+
+ /* now unblock the chain function */
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ mplex->srcresult = GST_FLOW_WRONG_STATE;
+ GST_MPLEX_SIGNAL (mplex, mpad);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+ /* no way to pause/restart loop task */
+ goto done;
+ case GST_EVENT_FLUSH_STOP:
+ /* forward event */
+ gst_pad_event_default (sinkpad, event);
+
+ /* clear state and resume */
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ gst_adapter_clear (mpad->adapter);
+ mplex->srcresult = GST_FLOW_OK;
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+ goto done;
+ case GST_EVENT_NEWSEGMENT:
+ /* eat segments; we make our own (byte)stream */
+ gst_event_unref (event);
+ goto done;
+ case GST_EVENT_EOS:
+ /* inform this pad that it can stop now */
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ mpad->eos = TRUE;
+ GST_MPLEX_SIGNAL (mplex, mpad);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ /* eat this event for now, task will send eos when finished */
+ gst_event_unref (event);
+ goto done;
+ default:
+ /* for a serialized event, wait until earlier data is gone,
+ * though this is no guarantee as to when task is done with it.
+ * Only wait if loop has been started already */
+ if (GST_EVENT_IS_SERIALIZED (event)) {
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ while (mplex->srcresult == GST_FLOW_OK && !mpad->needed)
+ GST_MPLEX_WAIT (mplex, mpad);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+ }
+ break;
+ }
+
+ result = gst_pad_event_default (sinkpad, event);
+
+done:
+ return result;
+}
+
+/* starts task if conditions are right for it
+ * must be called with mutex_lock held */
+static void
+gst_mplex_start_task (GstMplex * mplex)
+{
+ /* start task to create multiplexor and start muxing */
+ if (G_UNLIKELY (mplex->srcresult == GST_FLOW_CUSTOM_SUCCESS)
+ && mplex->job->video_tracks == mplex->num_vpads
+ && mplex->job->audio_tracks == mplex->num_apads) {
+ gst_pad_start_task (mplex->srcpad, (GstTaskFunction) gst_mplex_loop, mplex);
+ mplex->srcresult = GST_FLOW_OK;
+ }
+}
+
+static GstFlowReturn
+gst_mplex_chain (GstPad * sinkpad, GstBuffer * buffer)
+{
+ GstMplex *mplex;
+ GstMplexPad *mpad;
+
+ mplex = (GstMplex *) (GST_PAD_PARENT (sinkpad));
+ mpad = (GstMplexPad *) gst_pad_get_element_private (sinkpad);
+ g_return_val_if_fail (mpad, GST_FLOW_ERROR);
+
+ /* check if pad were properly negotiated and set up */
+ if (G_UNLIKELY (!mpad->bs)) {
+ GST_ELEMENT_ERROR (mplex, CORE, NEGOTIATION, (NULL),
+ ("input pad has not been set up prior to chain function"));
+ return GST_FLOW_NOT_NEGOTIATED;
+ }
+
+ GST_MPLEX_MUTEX_LOCK (mplex);
+
+ gst_mplex_start_task (mplex);
+
+ if (G_UNLIKELY (mpad->eos))
+ goto eos;
+
+ if (G_UNLIKELY (!GST_FLOW_IS_SUCCESS (mplex->srcresult)))
+ goto ignore;
+
+ gst_adapter_push (mpad->adapter, buffer);
+ buffer = NULL;
+ while (gst_adapter_available (mpad->adapter) >= mpad->needed) {
+ GST_MPLEX_SIGNAL (mplex, mpad);
+ GST_MPLEX_WAIT (mplex, mpad);
+ /* may have become flushing or in error */
+ if (G_UNLIKELY (mplex->srcresult != GST_FLOW_OK))
+ goto ignore;
+ /* or been removed */
+ if (G_UNLIKELY (mpad->eos))
+ goto eos;
+ }
+
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ return GST_FLOW_OK;
+
+/* special cases */
+eos:
+ {
+ GST_DEBUG_OBJECT (mplex, "ignoring buffer at end-of-stream");
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ gst_buffer_unref (buffer);
+ return GST_FLOW_UNEXPECTED;
+ }
+ignore:
+ {
+ GstFlowReturn ret = mplex->srcresult;
+
+ GST_DEBUG_OBJECT (mplex, "ignoring buffer because src task encountered %s",
+ gst_flow_get_name (ret));
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ if (buffer)
+ gst_buffer_unref (buffer);
+ return ret;
+ }
}
static GstPad *
GstMplex *mplex = GST_MPLEX (element);
gchar *padname;
GstPad *newpad;
+ GstMplexPad *mpad;
if (templ == gst_element_class_get_pad_template (klass, "audio_%d")) {
+ GST_DEBUG_OBJECT (mplex, "request pad audio %d", mplex->num_apads);
padname = g_strdup_printf ("audio_%d", mplex->num_apads++);
} else if (templ == gst_element_class_get_pad_template (klass, "video_%d")) {
+ GST_DEBUG_OBJECT (mplex, "request pad video %d", mplex->num_vpads);
padname = g_strdup_printf ("video_%d", mplex->num_vpads++);
} else {
- g_warning ("mplex: this is not our template!");
+ GST_WARNING_OBJECT (mplex, "This is not our template!");
return NULL;
}
newpad = gst_pad_new_from_template (templ, padname);
- gst_pad_set_link_function (newpad, gst_mplex_sink_link);
- gst_element_add_pad (element, newpad);
g_free (padname);
+ mpad = g_new0 (GstMplexPad, 1);
+ mpad->adapter = gst_adapter_new ();
+ mpad->cond = g_cond_new ();
+ gst_object_ref (newpad);
+ mpad->pad = newpad;
+
+ gst_pad_set_setcaps_function (newpad, GST_DEBUG_FUNCPTR (gst_mplex_setcaps));
+ gst_pad_set_chain_function (newpad, GST_DEBUG_FUNCPTR (gst_mplex_chain));
+ gst_pad_set_event_function (newpad, GST_DEBUG_FUNCPTR (gst_mplex_sink_event));
+ gst_pad_set_element_private (newpad, mpad);
+ gst_element_add_pad (element, newpad);
+ mplex->pads = g_slist_append (mplex->pads, mpad);
+
return newpad;
}
static void
+gst_mplex_release_pad (GstElement * element, GstPad * pad)
+{
+ GstMplex *mplex = GST_MPLEX (element);
+ GstMplexPad *mpad;
+
+ g_return_if_fail (pad);
+ mpad = (GstMplexPad *) gst_pad_get_element_private (pad);
+ g_return_if_fail (mpad);
+
+ if (gst_element_remove_pad (element, pad)) {
+ gchar *padname;
+
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ mpad->eos = TRUE;
+ gst_object_unref (mpad->pad);
+ mpad->pad = NULL;
+ /* wake up if waiting on this pad */
+ GST_MPLEX_SIGNAL (mplex, mpad);
+
+ padname = gst_object_get_name (GST_OBJECT (pad));
+ if (strstr (padname, "audio")) {
+ mplex->num_apads--;
+ } else {
+ mplex->num_vpads--;
+ }
+ g_free (padname);
+
+ /* may now be up to us to get things going */
+ gst_mplex_start_task (mplex);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+ }
+}
+
+static void
gst_mplex_get_property (GObject * object,
guint prop_id, GValue * value, GParamSpec * pspec)
{
GST_MPLEX (object)->job->setProperty (prop_id, value);
}
+static gboolean
+gst_mplex_src_activate_push (GstPad * pad, gboolean active)
+{
+ gboolean result = TRUE;
+ GstMplex *mplex;
+
+ mplex = GST_MPLEX (GST_PAD_PARENT (pad));
+
+ if (active) {
+ /* chain will start task once all streams have been setup */
+ } else {
+ /* end the muxing loop by forcing eos and unblock chains */
+ GST_MPLEX_MUTEX_LOCK (mplex);
+ mplex->eos = TRUE;
+ mplex->srcresult = GST_FLOW_WRONG_STATE;
+ GST_MPLEX_SIGNAL_ALL (mplex);
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ /* muxing loop should have ended now and can be joined */
+ result = gst_pad_stop_task (pad);
+ }
+
+ return result;
+}
+
static GstStateChangeReturn
gst_mplex_change_state (GstElement * element, GstStateChange transition)
{
GstMplex *mplex = GST_MPLEX (element);
+ GstStateChangeReturn ret;
+
+ switch (transition) {
+ case GST_STATE_CHANGE_NULL_TO_READY:
+ break;
+ case GST_STATE_CHANGE_READY_TO_PAUSED:
+ break;
+ case GST_STATE_CHANGE_PAUSED_TO_PLAYING:
+ break;
+ default:
+ break;
+ }
+
+ ret = GST_ELEMENT_CLASS (parent_class)->change_state (element, transition);
+ if (ret == GST_STATE_CHANGE_FAILURE)
+ goto done;
switch (transition) {
case GST_STATE_CHANGE_PAUSED_TO_READY:
- delete mplex->mux;
- mplex->mux = NULL;
- mplex->num_apads = 0;
- mplex->num_vpads = 0;
+ gst_mplex_reset (mplex);
break;
default:
break;
}
- if (parent_class->change_state)
- return parent_class->change_state (element, transition);
+done:
+ return ret;
+}
+
+#ifndef GST_DISABLE_GST_DEBUG
+
+static mjpeg_log_handler_t old_handler = NULL;
+
+/* note that this will affect all mjpegtools elements/threads */
+static void
+gst_mplex_log_callback (log_level_t level, const char *message)
+{
+ GstDebugLevel gst_level;
+
+#if GST_MJPEGTOOLS_API >= 10903
+ static const gint mjpeg_log_error = mjpeg_loglev_t ("error");
+ static const gint mjpeg_log_warn = mjpeg_loglev_t ("warn");
+ static const gint mjpeg_log_info = mjpeg_loglev_t ("info");
+ static const gint mjpeg_log_debug = mjpeg_loglev_t ("debug");
+#else
+ static const gint mjpeg_log_error = LOG_ERROR;
+ static const gint mjpeg_log_warn = LOG_WARN;
+ static const gint mjpeg_log_info = LOG_INFO;
+ static const gint mjpeg_log_debug = LOG_DEBUG;
+#endif
- return GST_STATE_CHANGE_SUCCESS;
+ if (level == mjpeg_log_error) {
+ gst_level = GST_LEVEL_ERROR;
+ } else if (level == mjpeg_log_warn) {
+ gst_level = GST_LEVEL_WARNING;
+ } else if (level == mjpeg_log_info) {
+ gst_level = GST_LEVEL_INFO;
+ } else if (level == mjpeg_log_debug) {
+ gst_level = GST_LEVEL_DEBUG;
+ } else {
+ gst_level = GST_LEVEL_INFO;
+ }
+
+ /* message could have a % in it, do not segfault in such case */
+ gst_debug_log (mplex_debug, gst_level, "", "", 0, NULL, "%s", message);
+
+ /* chain up to the old handler;
+ * this could actually be a handler from another mjpegtools based
+ * gstreamer element; in which case messages can come out double or from
+ * the wrong element ... */
+ old_handler (level, message);
}
+#endif
static gboolean
plugin_init (GstPlugin * plugin)
{
- if (!gst_library_load ("gstbytestream"))
- return FALSE;
+#ifndef GST_DISABLE_GST_DEBUG
+ old_handler = mjpeg_log_set_handler (gst_mplex_log_callback);
+ g_assert (old_handler != NULL);
+#endif
+ /* in any case, we do not want default handler output */
+ mjpeg_default_handler_verbosity (0);
return gst_element_register (plugin, "mplex", GST_RANK_NONE, GST_TYPE_MPLEX);
}
GST_VERSION_MINOR,
"mplex",
"High-quality MPEG/DVD/SVCD/VCD video/audio multiplexer",
- plugin_init, VERSION, "GPL", GST_PACKAGE, GST_ORIGIN)
+ plugin_init, VERSION, "GPL", GST_PACKAGE_NAME, GST_PACKAGE_ORIGIN)
#define __GST_MPLEX_H__
#include <gst/gst.h>
+#include <gst/base/gstadapter.h>
#include <multiplexor.hpp>
+#include "gstmplexibitstream.hh"
#include "gstmplexjob.hh"
G_BEGIN_DECLS
#define GST_IS_MPLEX_CLASS(obj) \
(G_TYPE_CHECK_CLASS_TYPE ((klass), GST_TYPE_MPLEX))
+GST_DEBUG_CATEGORY_EXTERN (mplex_debug);
+#define GST_CAT_DEFAULT mplex_debug
+
+#define GST_MPLEX_MUTEX_LOCK(m) G_STMT_START { \
+ GST_LOG_OBJECT (m, "locking tlock from thread %p", g_thread_self ()); \
+ g_mutex_lock ((m)->tlock); \
+ GST_LOG_OBJECT (m, "locked tlock from thread %p", g_thread_self ()); \
+} G_STMT_END
+
+#define GST_MPLEX_MUTEX_UNLOCK(m) G_STMT_START { \
+ GST_LOG_OBJECT (m, "unlocking tlock from thread %p", g_thread_self ()); \
+ g_mutex_unlock ((m)->tlock); \
+} G_STMT_END
+
+#define GST_MPLEX_WAIT(m, p) G_STMT_START { \
+ GST_LOG_OBJECT (m, "thread %p waiting", g_thread_self ()); \
+ g_cond_wait ((p)->cond, (m)->tlock); \
+} G_STMT_END
+
+#define GST_MPLEX_SIGNAL(m, p) G_STMT_START { \
+ GST_LOG_OBJECT (m, "signalling from thread %p", g_thread_self ()); \
+ g_cond_signal ((p)->cond); \
+} G_STMT_END
+
+#define GST_MPLEX_SIGNAL_ALL(m) G_STMT_START { \
+ GST_LOG_OBJECT (m, "signalling all from thread %p", g_thread_self ()); \
+ GSList *walk = m->pads; \
+ while (walk) { \
+ GST_MPLEX_SIGNAL (m, (GstMplexPad *) walk->data); \
+ walk = walk->next; \
+ } \
+} G_STMT_END
+
+typedef struct _GstMplexPad
+{
+ /* associated pad */
+ GstPad *pad;
+ /* with mplex TLOCK */
+ /* adapter collecting buffers for this pad */
+ GstAdapter *adapter;
+ /* no more to expect on this pad */
+ gboolean eos;
+ /* signals counterpart thread to have a look */
+ GCond *cond;
+ /* amount needed by mplex on this stream */
+ guint needed;
+ /* bitstream for this pad */
+ GstMplexIBitStream *bs;
+} GstMplexPad;
+
typedef struct _GstMplex {
GstElement parent;
/* pads */
- GstPad *sinkpad, *srcpad;
+ GSList *pads;
+ GstPad *srcpad;
guint num_apads, num_vpads;
/* options wrapper */
GstMplexJob *job;
- /* general muxing object (contains rest) */
- Multiplexor *mux;
+ /* lock for syncing */
+ GMutex *tlock;
+ /* with TLOCK */
+ /* muxer writer generated eos */
+ gboolean eos;
+ /* flowreturn obtained by muxer task */
+ GstFlowReturn srcresult;
} GstMplex;
typedef struct _GstMplexClass {
/* GStreamer mplex (mjpegtools) wrapper
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
+ * (c) 2008 Mark Nauwelaerts <mnauw@users.sourceforge.net>
*
* gstmplexibitstream.hh: gstreamer/mplex input bitstream wrapper
*
#include <string.h>
+#include "gstmplex.hh"
#include "gstmplexibitstream.hh"
/*
* Class init/exit functions.
*/
-GstMplexIBitStream::GstMplexIBitStream (GstPad * _pad, guint buf_size):
+GstMplexIBitStream::GstMplexIBitStream (GstMplexPad * _data, guint buf_size):
IBitStream ()
{
- guint8 *data;
-
- pad = _pad;
- bs = gst_bytestream_new (pad);
+ mpad = _data;
+ mplex = GST_MPLEX (GST_PAD_PARENT (mpad->pad));
eos = FALSE;
- streamname = g_strdup (gst_pad_get_name (_pad));
-
SetBufSize (buf_size);
eobs = false;
byteidx = 0;
-
- /* we peek 1 byte (not even caring about the return value) so we
- * are sure that we have data and thus capsnego must be completed
- * when we return. */
- gst_bytestream_peek_bytes (bs, &data, 1);
-
- if (!ReadIntoBuffer () && buffered == 0) {
- GST_ELEMENT_ERROR (gst_pad_get_parent (_pad), RESOURCE, READ, (NULL),
- ("Failed to read from input pad %s", gst_pad_get_name (pad)));
- }
-}
-
-GstMplexIBitStream::~GstMplexIBitStream (void)
-{
- gst_bytestream_destroy (bs);
}
/*
*/
size_t
-GstMplexIBitStream::ReadStreamBytes (uint8_t * buf, size_t size)
+ GstMplexIBitStream::ReadStreamBytes (uint8_t * buf, size_t size =
+ BUFFER_SIZE)
{
guint8 *data;
- guint read = 0;
-
- if (eos)
- return 0;
+ GST_MPLEX_MUTEX_LOCK (mplex);
- while (!eos && (read = gst_bytestream_peek_bytes (bs, &data, size)) != size) {
- GstEvent *event;
+ GST_DEBUG_OBJECT (mplex, "needing %d bytes", (guint) size);
- guint pending;
-
- gst_bytestream_get_status (bs, &pending, &event);
- if (event) {
- switch (GST_EVENT_TYPE (event)) {
- case GST_EVENT_EOS:
- eos = TRUE;
- break;
- default:
- break;
- }
- gst_event_unref (event);
- }
+ while (gst_adapter_available (mpad->adapter) < size
+ && !mplex->eos && !mpad->eos) {
+ mpad->needed = size;
+ GST_MPLEX_SIGNAL (mplex, mpad);
+ GST_MPLEX_WAIT (mplex, mpad);
}
- if (read > 0) {
- memcpy (buf, data, read);
- gst_bytestream_flush_fast (bs, read);
+ mpad->needed = 0;
+ size = MIN (size, gst_adapter_available (mpad->adapter));
+ if (size) {
+ data = gst_adapter_take (mpad->adapter, size);
+ memcpy (buf, data, size);
+ g_free (data);
}
- return read;
+ GST_MPLEX_MUTEX_UNLOCK (mplex);
+
+ return size;
}
/*
* Are we at EOS?
*/
-bool
-GstMplexIBitStream::EndOfStream (void)
+bool GstMplexIBitStream::EndOfStream (void)
{
return eos;
}
+
+bool GstMplexIBitStream::ReadBuffer ()
+{
+ return ReadIntoBuffer (BUFFER_SIZE);
+}
/* GStreamer mplex (mjpegtools) wrapper
* (c) 2003 Ronald Bultje <rbultje@ronald.bitfreak.net>
+ * (c) 2008 Mark Nauwelaerts <mnauw@users.sourceforge.net>
*
* gstmplexibitstream.hh: gstreamer/mplex input bitstream wrapper
*
#define __GST_MPLEXIBITSTREAM_H__
#include <gst/gst.h>
-#include <gst/bytestream/bytestream.h>
#include <mjpeg_types.h>
#include <bits.hpp>
+#include "gstmplex.hh"
+
+/* forward declaration; break circular referencing */
+typedef struct _GstMplex GstMplex;
+typedef struct _GstMplexPad GstMplexPad;
+
class GstMplexIBitStream : public IBitStream {
public:
- GstMplexIBitStream (GstPad *pad,
- guint buf_size = BUFFER_SIZE);
- ~GstMplexIBitStream (void);
+ GstMplexIBitStream (GstMplexPad *pad, guint buf_size = BUFFER_SIZE);
+ bool ReadBuffer ();
protected:
/* read data */
- size_t ReadStreamBytes (uint8_t *buf,
- size_t number);
+ size_t ReadStreamBytes (uint8_t *buf, size_t number);
/* are we at EOS? */
bool EndOfStream (void);
private:
- GstPad *pad;
- GstByteStream *bs;
+ GstMplex *mplex;
+ GstMplexPad *mpad;
gboolean eos;
};
ARG_SPLIT_SEQUENCE,
ARG_SEGMENT_SIZE,
ARG_PACKETS_PER_PACK,
- ARG_SECTOR_SIZE
+ ARG_SECTOR_SIZE,
+ ARG_BUFSIZE
/* FILL ME */
};
if (!mplex_format_type) {
static const GEnumValue mplex_formats[] = {
- {0, "0", "Generic MPEG-1"},
- {1, "1", "Standard VCD"},
- {2, "2", "User VCD"},
- {3, "3", "Generic MPEG-2"},
- {4, "4", "Standard SVCD"},
- {5, "5", "User SVCD"},
- {6, "6", "VCD Stills sequences"},
- {7, "7", "SVCD Stills sequences"},
- {8, "8", "DVD MPEG-2 for dvdauthor"},
- {9, "9", "DVD MPEG-2"},
+ {0, "Generic MPEG-1", "0"},
+ {1, "Standard VCD", "1"},
+ {2, "User VCD", "2"},
+ {3, "Generic MPEG-2", "3"},
+ {4, "Standard SVCD", "4"},
+ {5, "User SVCD", "5"},
+ {6, "VCD Stills sequences", "6"},
+ {7, "SVCD Stills sequences", "7"},
+ {8, "DVD MPEG-2 for dvdauthor", "8"},
+ {9, "DVD MPEG-2", "9"},
{0, NULL, NULL},
};
MultiplexJob ()
{
/* blabla */
+ bufsize = 0;
}
/*
"Bitrate of output stream in kbps (0 = autodetect)",
0, 15 * 1024, 0, (GParamFlags) G_PARAM_READWRITE));
-#if 0
- {
- "video-buffer", 1, 0, 'b'}
- ,
-#endif
- /* some boolean stuff for headers */
- g_object_class_install_property (klass, ARG_VBR,
+ /* override decode buffer size otherwise determined by format */
+ g_object_class_install_property (klass, ARG_BUFSIZE,
+ g_param_spec_int ("bufsize", "Decoder buf. size",
+ "Target decoders video buffer size (kB) "
+ "[default determined by format if not explicitly set]",
+ 20, 4000, 46, (GParamFlags) G_PARAM_READWRITE));
+
+ /* some boolean stuff for headers */
+ g_object_class_install_property (klass, ARG_VBR,
g_param_spec_boolean ("vbr", "VBR",
"Whether the input video stream is variable bitrate",
FALSE, (GParamFlags) G_PARAM_READWRITE));
g_param_spec_boolean ("system-headers", "System headers",
"Create system header in every pack for generic formats",
FALSE, (GParamFlags) G_PARAM_READWRITE));
+#if 0 /* not supported */
g_object_class_install_property (klass, ARG_SPLIT_SEQUENCE,
g_param_spec_boolean ("split-sequence", "Split sequence",
"Simply split a sequence across files "
"(rather than building run-out/run-in)",
FALSE, (GParamFlags) G_PARAM_READWRITE));
- /* size of a segment (followed by EOS) */
+ /* size of a segment */
g_object_class_install_property (klass, ARG_SEGMENT_SIZE,
g_param_spec_int ("max-segment-size", "Max. segment size",
"Max. size per segment/file in MB (0 = unlimited)",
0, 10 * 1024, 0, (GParamFlags) G_PARAM_READWRITE));
+#endif
/* packets per pack (generic formats) */
g_object_class_install_property (klass, ARG_PACKETS_PER_PACK,
g_value_set_enum (value, mux_format);
break;
case ARG_MUX_BITRATE:
- g_value_set_int (value, data_rate / 1000);
+ /* convert from bytes back to bits */
+ g_value_set_int (value, (data_rate * 8) / 1000);
break;
case ARG_VBR:
g_value_set_boolean (value, VBR);
case ARG_SECTOR_SIZE:
g_value_set_int (value, sector_size);
break;
+ case ARG_BUFSIZE:
+ g_value_set_int (value, bufsize);
+ break;
default:
break;
}
case ARG_SECTOR_SIZE:
sector_size = g_value_get_int (value);
break;
+ case ARG_BUFSIZE:
+ bufsize = g_value_get_int (value);
+ break;
default:
break;
}
GValue *value);
void setProperty (guint prop_id,
const GValue *value);
+
+ int bufsize;
};
#endif /* __GST_MPLEXJOB_H__ */
/* 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
*
#include <string.h>
+#include "gstmplex.hh"
#include "gstmplexoutputstream.hh"
/*
* Class init functions.
*/
-GstMplexOutputStream::GstMplexOutputStream (GstElement * _element, GstPad * _pad):
+GstMplexOutputStream::GstMplexOutputStream (GstMplex * _element, GstPad * _pad):
OutputStream ()
{
- element = _element;
+ mplex = _element;
pad = _pad;
size = 0;
}
void
GstMplexOutputStream::Close (void)
{
- gst_pad_push (pad, GST_DATA (gst_event_new (GST_EVENT_EOS)));
- gst_element_set_eos (element);
+ 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.
*/
-off_t GstMplexOutputStream::SegmentSize (void)
+#if GST_MJPEGTOOLS_API >= 10900
+uint64_t
+GstMplexOutputStream::SegmentSize (void)
+#else
+off_t
+GstMplexOutputStream::SegmentSize (void)
+#endif
{
return size;
}
/*
- * Next segment.
+ * Next segment; not really supported.
*/
void
{
size = 0;
- /* send EOS. The filesink (or whatever) handles that
- * and opens a new file. */
- gst_pad_push (pad, GST_DATA (gst_event_new (GST_EVENT_EOS)));
+ GST_WARNING_OBJECT (mplex, "multiple file output is not supported");
+ /* FIXME: no such filesink behaviour to be expected */
}
/*
memcpy (GST_BUFFER_DATA (buf), data, len);
size += len;
- gst_pad_push (pad, GST_DATA (buf));
+ 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);
}
/* 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
*
#include <mjpeg_types.h>
#include <outputstrm.hpp>
+#include "gstmplex.hh"
+
class GstMplexOutputStream : public OutputStream {
public:
- GstMplexOutputStream (GstElement *element,
- GstPad *pad);
+ GstMplexOutputStream (GstMplex *element, GstPad *pad);
/* open/close. Basically 'no-op's (close() sets EOS). */
int Open (void);
void Close (void);
/* get size of current segment */
+#if GST_MJPEGTOOLS_API >= 10900
+ uint64_t SegmentSize (void);
+#else
off_t SegmentSize (void);
+#endif
/* next segment */
void NextSegment (void);
/* write data */
- void Write (guint8 *data,
- guint len);
+ void Write (guint8 *data, guint len);
private:
- GstElement *element;
+ GstMplex *mplex;
GstPad *pad;
guint64 size;
};
check_mpeg2enc =
endif
+if USE_MPLEX
+check_mplex = elements/mplex
+else
+check_mplex =
+endif
+
if USE_NEON
check_neon = elements/neonhttpsrc
else
VALGRIND_TO_FIX = \
- elements/mpeg2enc
+ elements/mpeg2enc \
+ elements/mplex
# valgrind testing
VALGRIND_TESTS_DISABLE = \
check_PROGRAMS = \
generic/states \
$(check_mpeg2enc) \
+ $(check_mplex) \
$(check_neon) \
$(check_soup) \
$(check_timidity) \
--- /dev/null
+/* GStreamer
+ *
+ * unit test for mplex
+ *
+ * Copyright (C) <2008> Mark Nauwelaerts <mnauw@users.sourceforge.net>
+ *
+ * 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.
+ */
+
+#include <unistd.h>
+
+#include <gst/check/gstcheck.h>
+
+/* For ease of programming we use globals to keep refs for our floating
+ * src and sink pads we create; otherwise we always have to do get_pad,
+ * get_peer, and then remove references in every test function */
+static GstPad *mysrcpad, *mysinkpad;
+
+#define AUDIO_CAPS_STRING "audio/mpeg, " \
+ "mpegversion = (int) 1, " \
+ "layer = (int) 2, " \
+ "rate = (int) 48000, " \
+ "channels = (int) 1, " \
+ "framerate = (fraction) 25/1"
+
+#define MPEG_CAPS_STRING "video/mpeg, " \
+ "systemstream = (bool) true"
+
+static GstStaticPadTemplate sinktemplate = GST_STATIC_PAD_TEMPLATE ("sink",
+ GST_PAD_SINK,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (MPEG_CAPS_STRING));
+
+static GstStaticPadTemplate srctemplate = GST_STATIC_PAD_TEMPLATE ("src",
+ GST_PAD_SRC,
+ GST_PAD_ALWAYS,
+ GST_STATIC_CAPS (AUDIO_CAPS_STRING));
+
+
+/* some global vars, makes it easy as for the ones above */
+static GMutex *mplex_mutex;
+static GCond *mplex_cond;
+static gboolean arrived_eos;
+
+/* another easy hack, some mp2 audio data that should please mplex
+ * perhaps less would also do, but anyway ...
+ */
+/* begin binary data: */
+guint8 mp2_data[] = /* 384 */
+{
+ 0xFF, 0xFD, 0x84, 0xC4, 0x75, 0x56, 0x46, 0x54, 0x54, 0x5B, 0x2E, 0xB0,
+ 0x80, 0x00, 0x00, 0xAB, 0xAA, 0xAE, 0x8A, 0xAC, 0xB4, 0xD7, 0x9D, 0xB6,
+ 0xDB, 0x5D, 0xB3, 0xDB, 0x8C, 0xF5, 0xCF, 0x8D, 0x38, 0xD2, 0xFB, 0xF3,
+ 0x66, 0x59, 0x6C, 0x62, 0x49, 0x16, 0x59, 0x65, 0xAC, 0xE8, 0x8C, 0x6F,
+ 0x18, 0x48, 0x6B, 0x96, 0xD0, 0xD2, 0x68, 0xA6, 0xC5, 0x42, 0x45, 0xA1,
+ 0x28, 0x42, 0xBC, 0xA3, 0x99, 0x39, 0x53, 0x20, 0xBA, 0x4A, 0x56, 0x30,
+ 0xC5, 0x81, 0xE6, 0x16, 0x6B, 0x77, 0x67, 0x24, 0x29, 0xA9, 0x11, 0x7E,
+ 0xA9, 0xA8, 0x41, 0xE1, 0x11, 0x48, 0x79, 0xB1, 0xC2, 0x30, 0x39, 0x2D,
+ 0x40, 0x9A, 0xEC, 0x12, 0x65, 0xC5, 0xDD, 0x68, 0x8D, 0x6A, 0xF4, 0x63,
+ 0x02, 0xAE, 0xE5, 0x1B, 0xAA, 0xA3, 0x87, 0x1B, 0xDE, 0xB8, 0x6B, 0x7A,
+ 0x9B, 0xAF, 0xF7, 0x1A, 0x39, 0x33, 0x9A, 0x17, 0x56, 0x64, 0x0D, 0xDC,
+ 0xE2, 0x15, 0xEF, 0x93, 0x24, 0x9A, 0x8E, 0x59, 0x49, 0x7D, 0x45, 0x68,
+ 0x2D, 0x9F, 0x85, 0x71, 0xA8, 0x99, 0xC4, 0x6D, 0x26, 0x46, 0x40, 0xBA,
+ 0x9A, 0xD6, 0x3D, 0xCF, 0x45, 0xB2, 0xC6, 0xF3, 0x16, 0x21, 0x8B, 0xA8,
+ 0xD5, 0x59, 0x78, 0x87, 0xB7, 0x42, 0x9A, 0x65, 0x59, 0x9A, 0x99, 0x58,
+ 0x71, 0x26, 0x20, 0x33, 0x76, 0xEE, 0x96, 0x70, 0xF2, 0xBC, 0xB3, 0x7D,
+ 0x6B, 0x35, 0x48, 0x37, 0x59, 0x21, 0xC4, 0x87, 0x8A, 0xD8, 0x05, 0x36,
+ 0xA5, 0x1A, 0x5C, 0x0A, 0x4F, 0x4B, 0x39, 0x40, 0x39, 0x9A, 0x17, 0xD9,
+ 0xAD, 0x21, 0xBE, 0x64, 0xB4, 0x6B, 0x13, 0x03, 0x20, 0x95, 0xDA, 0x18,
+ 0x89, 0x88, 0xB5, 0x44, 0xE2, 0x5D, 0x4F, 0x12, 0x19, 0xC4, 0x1A, 0x1A,
+ 0x07, 0x07, 0x91, 0xA8, 0x4C, 0x66, 0xB4, 0x81, 0x33, 0xDE, 0xDB, 0xD6,
+ 0x24, 0x17, 0xD2, 0x9A, 0x4E, 0xC9, 0x88, 0xAB, 0x44, 0xAA, 0x25, 0x4A,
+ 0x79, 0xA9, 0x39, 0x39, 0x0D, 0x2D, 0x20, 0x76, 0x68, 0x5F, 0x65, 0x25,
+ 0xCF, 0x29, 0x27, 0x67, 0xB3, 0x68, 0x6C, 0xE5, 0xDC, 0xA5, 0x79, 0xC9,
+ 0xAB, 0x46, 0x9D, 0x21, 0x35, 0x82, 0x98, 0xBA, 0x0E, 0x26, 0x39, 0x20,
+ 0xAE, 0x1B, 0x92, 0x3D, 0xF7, 0x9F, 0x29, 0xB5, 0xF3, 0xB6, 0x38, 0x68,
+ 0x65, 0x99, 0xAD, 0xD8, 0x98, 0x56, 0x5A, 0x61, 0x8D, 0xCB, 0x4A, 0x29,
+ 0x43, 0x0E, 0x2D, 0x33, 0x40, 0x6A, 0xB7, 0x5F, 0x49, 0xC9, 0x81, 0xE4,
+ 0x0D, 0x6F, 0x15, 0x58, 0x1B, 0x9E, 0x74, 0x20, 0x5D, 0x97, 0x5B, 0x5A,
+ 0xDF, 0x92, 0x2D, 0x5A, 0x98, 0xCE, 0x50, 0x20, 0x1A, 0x33, 0x6A, 0x67,
+ 0xE2, 0x18, 0x94, 0xA4, 0x70, 0x8F, 0x5F, 0x11, 0x85, 0xB0, 0xE5, 0xD8,
+ 0xD4, 0xAA, 0x86, 0xAE, 0x1C, 0x0D, 0xA1, 0x6B, 0x21, 0xB9, 0xC2, 0x17
+};
+
+/* end binary data. size = 384 bytes */
+
+gboolean
+test_sink_event (GstPad * pad, GstEvent * event)
+{
+
+ switch (GST_EVENT_TYPE (event)) {
+ case GST_EVENT_EOS:
+ g_mutex_lock (mplex_mutex);
+ arrived_eos = TRUE;
+ g_cond_signal (mplex_cond);
+ g_mutex_unlock (mplex_mutex);
+ break;
+ default:
+ break;
+ }
+
+ return gst_pad_event_default (pad, event);
+}
+
+/* setup and teardown needs some special handling for muxer */
+GstPad *
+setup_src_pad (GstElement * element,
+ GstStaticPadTemplate * template, GstCaps * caps, gchar * sinkname)
+{
+ GstPad *srcpad, *sinkpad;
+
+ GST_DEBUG_OBJECT (element, "setting up sending pad");
+ /* sending pad */
+ srcpad = gst_pad_new_from_static_template (template, "src");
+ fail_if (srcpad == NULL, "Could not create a srcpad");
+ ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 1);
+
+ sinkpad = gst_element_get_pad (element, sinkname);
+ fail_if (sinkpad == NULL, "Could not get sink pad from %s",
+ GST_ELEMENT_NAME (element));
+ /* references are owned by: 1) us, 2) mplex, 3) mplex list */
+ ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+ if (caps)
+ fail_unless (gst_pad_set_caps (srcpad, caps));
+ fail_unless (gst_pad_link (srcpad, sinkpad) == GST_PAD_LINK_OK,
+ "Could not link source and %s sink pads", GST_ELEMENT_NAME (element));
+ gst_object_unref (sinkpad); /* because we got it higher up */
+
+ /* references are owned by: 1) mplex, 2) mplex list */
+ ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 2);
+
+ return srcpad;
+}
+
+void
+teardown_src_pad (GstElement * element, gchar * sinkname)
+{
+ GstPad *srcpad, *sinkpad;
+ gchar *padname;
+
+ /* clean up floating src pad */
+ padname = g_strdup (sinkname);
+ memcpy (strchr (padname, '%'), "0", 2);
+ sinkpad = gst_element_get_pad (element, padname);
+ g_free (padname);
+ /* pad refs held by 1) mplex 2) mplex list and 3) us (through _get) */
+ ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+ srcpad = gst_pad_get_peer (sinkpad);
+
+ gst_pad_unlink (srcpad, sinkpad);
+
+ /* after unlinking, pad refs still held by
+ * 1) mplex and 2) mplex list and 3) us (through _get) */
+ ASSERT_OBJECT_REFCOUNT (sinkpad, "sinkpad", 3);
+ gst_object_unref (sinkpad);
+ /* one more ref is held by element itself */
+
+ /* pad refs held by both creator and this function (through _get_peer) */
+ ASSERT_OBJECT_REFCOUNT (srcpad, "srcpad", 2);
+ gst_object_unref (srcpad);
+ gst_object_unref (srcpad);
+
+}
+
+GstElement *
+setup_mplex ()
+{
+ GstElement *mplex;
+
+ GST_DEBUG ("setup_mplex");
+ mplex = gst_check_setup_element ("mplex");
+ mysrcpad = setup_src_pad (mplex, &srctemplate, NULL, "audio_%d");
+ mysinkpad = gst_check_setup_sink_pad (mplex, &sinktemplate, NULL);
+ gst_pad_set_active (mysrcpad, TRUE);
+ gst_pad_set_active (mysinkpad, TRUE);
+
+ /* need to know when we are eos */
+ gst_pad_set_event_function (mysinkpad, test_sink_event);
+
+ /* and notify the test run */
+ mplex_mutex = g_mutex_new ();
+ mplex_cond = g_cond_new ();
+
+ return mplex;
+}
+
+void
+cleanup_mplex (GstElement * mplex)
+{
+ GST_DEBUG ("cleanup_mplex");
+ gst_element_set_state (mplex, GST_STATE_NULL);
+
+ gst_pad_set_active (mysrcpad, FALSE);
+ gst_pad_set_active (mysinkpad, FALSE);
+ teardown_src_pad (mplex, "audio_%d");
+ gst_check_teardown_sink_pad (mplex);
+ gst_check_teardown_element (mplex);
+
+ g_mutex_free (mplex_mutex);
+ g_cond_free (mplex_cond);
+
+ gst_deinit ();
+}
+
+GST_START_TEST (test_audio_pad)
+{
+ GstElement *mplex;
+ GstBuffer *inbuffer, *outbuffer;
+ GstCaps *caps;
+ int i, num_buffers;
+
+ /* PES pack_start_code */
+ guint8 data0[] = { 0x00, 0x00, 0x01, 0xba };
+ /* MPEG_program_end_code */
+ guint8 data1[] = { 0x00, 0x00, 0x01, 0xb9 };
+
+ mplex = setup_mplex ();
+ fail_unless (gst_element_set_state (mplex,
+ GST_STATE_PLAYING) == GST_STATE_CHANGE_SUCCESS,
+ "could not set to playing");
+
+ /* corresponds to I420 buffer for the size mentioned in the caps */
+ inbuffer = gst_buffer_new ();
+ GST_BUFFER_DATA (inbuffer) = mp2_data;
+ GST_BUFFER_SIZE (inbuffer) = sizeof (mp2_data);
+ caps = gst_caps_from_string (AUDIO_CAPS_STRING);
+ gst_buffer_set_caps (inbuffer, caps);
+ gst_caps_unref (caps);
+ GST_BUFFER_TIMESTAMP (inbuffer) = 0;
+ ASSERT_BUFFER_REFCOUNT (inbuffer, "inbuffer", 1);
+ fail_unless (gst_pad_push (mysrcpad, inbuffer) == GST_FLOW_OK);
+
+ /* need to force eos and state change to make sure the encoding task ends */
+ fail_unless (gst_pad_push_event (mysrcpad, gst_event_new_eos ()) == TRUE);
+ /* need to wait a bit to make sure mplex task digested all this */
+ g_mutex_lock (mplex_mutex);
+ while (!arrived_eos)
+ g_cond_wait (mplex_cond, mplex_mutex);
+ g_mutex_unlock (mplex_mutex);
+
+ num_buffers = g_list_length (buffers);
+ /* well, we do not really know much with mplex, but at least something ... */
+ fail_unless (num_buffers >= 1);
+
+ /* clean up buffers */
+ for (i = 0; i < num_buffers; ++i) {
+ outbuffer = GST_BUFFER (buffers->data);
+ fail_if (outbuffer == NULL);
+
+ if (i == 0) {
+ fail_unless (GST_BUFFER_SIZE (outbuffer) >= sizeof (data0));
+ fail_unless (memcmp (data0, GST_BUFFER_DATA (outbuffer),
+ sizeof (data0)) == 0);
+ }
+ if (i == num_buffers - 1) {
+ fail_unless (GST_BUFFER_SIZE (outbuffer) >= sizeof (data1));
+ fail_unless (memcmp (data1, GST_BUFFER_DATA (outbuffer) +
+ GST_BUFFER_SIZE (outbuffer) - sizeof (data1),
+ sizeof (data1)) == 0);
+ }
+ buffers = g_list_remove (buffers, outbuffer);
+
+ ASSERT_BUFFER_REFCOUNT (outbuffer, "outbuffer", 1);
+ gst_buffer_unref (outbuffer);
+ outbuffer = NULL;
+ }
+
+ cleanup_mplex (mplex);
+ g_list_free (buffers);
+ buffers = NULL;
+}
+
+GST_END_TEST;
+
+Suite *
+mplex_suite (void)
+{
+ Suite *s = suite_create ("mplex");
+ TCase *tc_chain = tcase_create ("general");
+
+ suite_add_tcase (s, tc_chain);
+ tcase_add_test (tc_chain, test_audio_pad);
+
+ return s;
+}
+
+int
+main (int argc, char **argv)
+{
+ int nf;
+
+ Suite *s = mplex_suite ();
+ SRunner *sr = srunner_create (s);
+
+ gst_check_init (&argc, &argv);
+
+ srunner_run_all (sr, CK_NORMAL);
+ nf = srunner_ntests_failed (sr);
+ srunner_free (sr);
+
+ return nf;
+}