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Faac (AAC Encoder) ported for GStreamer 0.9
Original commit message from CVS: Faac (AAC Encoder) ported for GStreamer 0.9
This commit is contained in:
Flavio Oliveira
parent
e05ab72ace
commit
ea6821e293
6 changed files with 67 additions and 55 deletions
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@ -1,3 +1,10 @@
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2005-08-31 Flavio Oliveira <flavio.oliveira@indt.org.br>
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* configure.ac:
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* ext/Makefile.am:
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* ext/faac/Makefile.am:
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* ext/faac/gstfaac.c: Ported to GStreamer 0.9.
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2005-08-31 Thomas Vander Stichele <thomas at apestaart dot org>
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* configure.ac:
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2
common
2
common
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@ -1 +1 @@
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Subproject commit 74223ba3ec3be64622ac71d682b36c1f8f01350e
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Subproject commit b0ee0e4262014001faceb47d71c3a44c75ab86b4
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@ -322,6 +322,14 @@ dnl ###########################
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dnl # Configure external libs #
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dnl ###########################
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dnl **** Free AAC Encoder (FAAC) ****
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translit(dnm, m, l) AM_CONDITIONAL(USE_FAAC, true)
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GST_CHECK_FEATURE(FAAC, [AAC encoder plug-in], faac, [
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GST_CHECK_LIBHEADER(FAAC, faac, faacEncOpen, -lm, faac.h, FAAC_LIBS="-lfaac -lm")
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AS_SCRUB_INCLUDE(FAAC_CFLAGS)
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AC_SUBST(FAAC_LIBS)
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])
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dnl **** Free AAC Decoder (FAAD) ****
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translit(dnm, m, l) AM_CONDITIONAL(USE_FAAD, true)
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GST_CHECK_FEATURE(FAAD, [AAC decoder plug-in], faad, [
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@ -414,6 +422,7 @@ gst/Makefile
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gst/qtdemux/Makefile
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sys/Makefile
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ext/Makefile
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ext/faac/Makefile
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ext/faad/Makefile
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common/Makefile
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common/m4/Makefile
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@ -58,11 +58,11 @@ DIVX_DIR=
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DTS_DIR=
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# endif
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# if USE_FAAC
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# FAAC_DIR=faac
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# else
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if USE_FAAC
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FAAC_DIR=faac
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else
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FAAC_DIR=
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# endif
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endif
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if USE_FAAD
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FAAD_DIR=faad
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@ -259,6 +259,7 @@ SUBDIRS=\
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DIST_SUBDIRS=\
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amrnb \
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faac \
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faad \
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lame \
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mad \
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@ -1,8 +1,9 @@
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plugin_LTLIBRARIES = libgstfaac.la
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libgstfaac_la_SOURCES = gstfaac.c
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libgstfaac_la_CFLAGS = $(FAAC_CFLAGS) $(GST_CFLAGS)
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libgstfaac_la_LIBADD = $(FAAC_LIBS)
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libgstfaac_la_CFLAGS = $(FAAC_CFLAGS) $(GST_CFLAGS) $(GST_PLUGINS_BASE_CFLAGS)
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libgstfaac_la_LIBADD = $(FAAC_LIBS) $(GST_PLUGINS_BASE_LIBS) \
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-lgstaudio-@GST_MAJORMINOR@
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libgstfaac_la_LDFLAGS = $(GST_PLUGIN_LDFLAGS)
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noinst_HEADERS = gstfaac.h
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@ -59,11 +59,9 @@ static void gst_faac_set_property (GObject * object,
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static void gst_faac_get_property (GObject * object,
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guint prop_id, GValue * value, GParamSpec * pspec);
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static GstPadLinkReturn
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gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps);
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static GstPadLinkReturn
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gst_faac_srcconnect (GstPad * pad, const GstCaps * caps);
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static void gst_faac_chain (GstPad * pad, GstData * data);
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static gboolean gst_faac_sink_setcaps (GstPad * pad, GstCaps * caps);
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static gboolean gst_faac_src_setcaps (GstPad * pad, GstCaps * caps);
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static GstFlowReturn gst_faac_chain (GstPad * pad, GstBuffer * data);
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static GstElementStateReturn gst_faac_change_state (GstElement * element);
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static GstElementClass *parent_class = NULL;
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@ -185,6 +183,9 @@ gst_faac_class_init (GstFaacClass * klass)
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parent_class = g_type_class_ref (GST_TYPE_ELEMENT);
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gobject_class->set_property = gst_faac_set_property;
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gobject_class->get_property = gst_faac_get_property;
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/* properties */
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g_object_class_install_property (gobject_class, ARG_BITRATE,
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g_param_spec_int ("bitrate", "Bitrate (bps)", "Bitrate in bits/sec",
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@ -209,9 +210,6 @@ gst_faac_class_init (GstFaacClass * klass)
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/* virtual functions */
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gstelement_class->change_state = gst_faac_change_state;
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gobject_class->set_property = gst_faac_set_property;
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gobject_class->get_property = gst_faac_get_property;
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}
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static void
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@ -224,20 +222,18 @@ gst_faac_init (GstFaac * faac)
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faac->cache_time = GST_CLOCK_TIME_NONE;
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faac->cache_duration = 0;
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GST_FLAG_SET (faac, GST_ELEMENT_EVENT_AWARE);
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faac->sinkpad =
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gst_pad_new_from_template (gst_static_pad_template_get (&sink_template),
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"sink");
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gst_element_add_pad (GST_ELEMENT (faac), faac->sinkpad);
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gst_pad_set_chain_function (faac->sinkpad, gst_faac_chain);
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gst_pad_set_link_function (faac->sinkpad, gst_faac_sinkconnect);
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gst_pad_set_setcaps_function (faac->sinkpad, gst_faac_sink_setcaps);
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gst_element_add_pad (GST_ELEMENT (faac), faac->sinkpad);
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faac->srcpad =
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gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
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"src");
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gst_pad_set_setcaps_function (faac->srcpad, gst_faac_src_setcaps);
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gst_element_add_pad (GST_ELEMENT (faac), faac->srcpad);
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gst_pad_set_link_function (faac->srcpad, gst_faac_srcconnect);
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/* default properties */
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faac->bitrate = 1024 * 128;
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@ -248,8 +244,8 @@ gst_faac_init (GstFaac * faac)
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faac->midside = TRUE;
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}
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static GstPadLinkReturn
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gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps)
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static gboolean
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gst_faac_sink_setcaps (GstPad * pad, GstCaps * caps)
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{
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GstFaac *faac = GST_FAAC (gst_pad_get_parent (pad));
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GstStructure *structure = gst_caps_get_structure (caps, 0);
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@ -258,7 +254,7 @@ gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps)
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gulong samples, bytes, fmt = 0, bps = 0;
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if (!gst_caps_is_fixed (caps))
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return GST_PAD_LINK_DELAYED;
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return FALSE; /* GST_PAD_LINK_DELAYED; */
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if (faac->handle) {
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faacEncClose (faac->handle);
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@ -275,7 +271,7 @@ gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps)
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/* open a new handle to the encoder */
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if (!(handle = faacEncOpen (samplerate, channels, &samples, &bytes)))
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return GST_PAD_LINK_REFUSED;
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return FALSE;
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switch (depth) {
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case 16:
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@ -294,7 +290,7 @@ gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps)
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if (!fmt) {
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faacEncClose (handle);
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return GST_PAD_LINK_REFUSED;
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return FALSE;
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}
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faac->format = fmt;
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@ -307,21 +303,21 @@ gst_faac_sinkconnect (GstPad * pad, const GstCaps * caps)
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/* if the other side was already set-up, redo that */
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if (GST_PAD_CAPS (faac->srcpad))
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return gst_faac_srcconnect (faac->srcpad,
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return gst_faac_src_setcaps (faac->srcpad,
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gst_pad_get_allowed_caps (faac->srcpad));
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/* else, that'll be done later */
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return GST_PAD_LINK_OK;
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return TRUE;
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}
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static GstPadLinkReturn
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gst_faac_srcconnect (GstPad * pad, const GstCaps * caps)
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static gboolean
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gst_faac_src_setcaps (GstPad * pad, GstCaps * caps)
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{
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GstFaac *faac = GST_FAAC (gst_pad_get_parent (pad));
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gint n;
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if (!faac->handle || (faac->samplerate == -1 || faac->channels == -1)) {
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return GST_PAD_LINK_DELAYED;
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return FALSE;
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}
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/* we do samplerate/channels ourselves */
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@ -339,7 +335,6 @@ gst_faac_srcconnect (GstPad * pad, const GstCaps * caps)
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faacEncConfiguration *conf;
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gint mpegversion = 0;
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GstCaps *newcaps;
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GstPadLinkReturn ret;
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gst_structure_get_int (structure, "mpegversion", &mpegversion);
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@ -363,28 +358,25 @@ gst_faac_srcconnect (GstPad * pad, const GstCaps * caps)
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"mpegversion", G_TYPE_INT, mpegversion,
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"channels", G_TYPE_INT, faac->channels,
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"rate", G_TYPE_INT, faac->samplerate, NULL);
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ret = gst_pad_try_set_caps (faac->srcpad, newcaps);
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switch (ret) {
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case GST_PAD_LINK_OK:
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case GST_PAD_LINK_DONE:
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return GST_PAD_LINK_DONE;
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case GST_PAD_LINK_DELAYED:
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return GST_PAD_LINK_DELAYED;
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default:
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break;
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}
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/* negotiate with these caps */
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GST_DEBUG ("here are the caps: %" GST_PTR_FORMAT, newcaps);
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if (gst_pad_set_caps (faac->srcpad, newcaps) == TRUE)
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return TRUE;
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else
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return FALSE;
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}
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return GST_PAD_LINK_REFUSED;
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return FALSE;
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}
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static void
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gst_faac_chain (GstPad * pad, GstData * data)
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static GstFlowReturn
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gst_faac_chain (GstPad * pad, GstBuffer * data)
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{
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GstFaac *faac = GST_FAAC (gst_pad_get_parent (pad));
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GstBuffer *inbuf, *outbuf, *subbuf;
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guint size, ret_size, in_size, frame_size;
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GstFlowReturn result = GST_FLOW_OK;
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if (GST_IS_EVENT (data)) {
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GstEvent *event = GST_EVENT (data);
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@ -399,25 +391,25 @@ gst_faac_chain (GstPad * pad, GstData * data)
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GST_ELEMENT_ERROR (faac, LIBRARY, ENCODE, (NULL), (NULL));
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gst_event_unref (event);
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gst_buffer_unref (outbuf);
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return;
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return GST_FLOW_ERROR;
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}
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if (ret_size > 0) {
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GST_BUFFER_SIZE (outbuf) = ret_size;
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GST_BUFFER_TIMESTAMP (outbuf) = 0;
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GST_BUFFER_DURATION (outbuf) = 0;
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gst_pad_push (faac->srcpad, GST_DATA (outbuf));
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gst_pad_push (faac->srcpad, outbuf);
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} else {
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break;
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}
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}
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gst_element_set_eos (GST_ELEMENT (faac));
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gst_pad_push_event (faac->srcpad, gst_event_new_eos ());
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gst_pad_push (faac->srcpad, data);
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return;
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return result;
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default:
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gst_pad_event_default (pad, event);
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return;
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return result;
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}
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}
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@ -427,16 +419,16 @@ gst_faac_chain (GstPad * pad, GstData * data)
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GST_ELEMENT_ERROR (faac, CORE, NEGOTIATION, (NULL),
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("format wasn't negotiated before chain function"));
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gst_buffer_unref (inbuf);
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return;
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return GST_FLOW_ERROR;
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}
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if (!GST_PAD_CAPS (faac->srcpad)) {
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if (gst_faac_srcconnect (faac->srcpad,
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if (gst_faac_src_setcaps (faac->srcpad,
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gst_pad_get_allowed_caps (faac->srcpad)) <= 0) {
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GST_ELEMENT_ERROR (faac, CORE, NEGOTIATION, (NULL),
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("failed to negotiate MPEG/AAC format with next element"));
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gst_buffer_unref (inbuf);
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return;
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return GST_FLOW_ERROR;
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}
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}
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@ -473,7 +465,7 @@ gst_faac_chain (GstPad * pad, GstData * data)
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gst_buffer_unref (inbuf);
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}
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return;
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return result;
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}
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/* create the frame */
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@ -506,7 +498,7 @@ gst_faac_chain (GstPad * pad, GstData * data)
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GST_ELEMENT_ERROR (faac, LIBRARY, ENCODE, (NULL), (NULL));
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gst_buffer_unref (inbuf);
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gst_buffer_unref (subbuf);
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return;
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return GST_FLOW_ERROR;
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}
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if (ret_size > 0) {
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@ -521,7 +513,7 @@ gst_faac_chain (GstPad * pad, GstData * data)
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GST_BUFFER_DURATION (outbuf) += faac->cache_duration;
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faac->cache_duration = 0;
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}
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gst_pad_push (faac->srcpad, GST_DATA (outbuf));
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gst_pad_push (faac->srcpad, outbuf);
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} else {
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/* FIXME: what I'm doing here isn't fully correct, but there
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* really isn't a better way yet.
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@ -540,6 +532,8 @@ gst_faac_chain (GstPad * pad, GstData * data)
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in_size -= frame_size;
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gst_buffer_unref (subbuf);
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}
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return result;
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}
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static void
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