mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-11-28 04:31:06 +00:00
Code Issues 1 Projects Releases Wiki Activity

Merge CAPS branch

Browse source 
Original commit message from CVS:
Merge CAPS branch
This commit is contained in:
David Schleef 2003-12-22 01:47:08 +00:00
parent 1ffc266d6f
commit 60e364f98a
1 changed files with 45 additions and 61 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

106
ext/lame/gstlame.c
View file

@ -32,55 +32,35 @@ static GstElementDetails gst_lame_details =
"Erik Walthinsen <omega@cse.ogi.edu>",
};
GST_PAD_TEMPLATE_FACTORY (gst_lame_sink_factory,
static GstStaticPadTemplate gst_lame_sink_template =
GST_STATIC_PAD_TEMPLATE (
"sink",
GST_PAD_SINK,
GST_PAD_ALWAYS,
GST_CAPS_NEW (
"gstlame_sink",
"audio/x-raw-int",
"endianness", GST_PROPS_INT (G_BYTE_ORDER),
"signed", GST_PROPS_BOOLEAN (TRUE),
"width", GST_PROPS_INT (16),
"depth", GST_PROPS_INT (16),
"rate", GST_PROPS_LIST (
GST_PROPS_INT (8000),
GST_PROPS_INT (11025),
GST_PROPS_INT (12000),
GST_PROPS_INT (16000),
GST_PROPS_INT (22050),
GST_PROPS_INT (24000),
GST_PROPS_INT (32000),
GST_PROPS_INT (44100),
GST_PROPS_INT (48000)
),
"channels", GST_PROPS_INT_RANGE (1, 2)
GST_STATIC_CAPS (
"audio/x-raw-int, "
"endianness = (int) BYTE_ORDER, "
"signed = (boolean) true, "
"width = (int) 16, "
"depth = (int) 16, "
"rate = (int) { 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000 }, "
"channels = (int) [ 1, 2 ]"
)
)
);
GST_PAD_TEMPLATE_FACTORY (gst_lame_src_factory,
static GstStaticPadTemplate gst_lame_src_template =
GST_STATIC_PAD_TEMPLATE (
"src",
GST_PAD_SRC,
GST_PAD_ALWAYS,
GST_CAPS_NEW (
"gstlame_src",
"audio/mpeg",
"mpegversion", GST_PROPS_INT (1),
"layer", GST_PROPS_INT (3),
"rate", GST_PROPS_LIST (
GST_PROPS_INT (8000),
GST_PROPS_INT (11025),
GST_PROPS_INT (12000),
GST_PROPS_INT (16000),
GST_PROPS_INT (22050),
GST_PROPS_INT (24000),
GST_PROPS_INT (32000),
GST_PROPS_INT (44100),
GST_PROPS_INT (48000)
),
"channels", GST_PROPS_INT_RANGE (1, 2)
GST_STATIC_CAPS (
"audio/mpeg, "
"mpegversion = (int) 1, "
"layer = (int) 3, "
"rate = (int) { 8000, 11025, 12000, 16000, 22050, 24000, 32000, 44100, 48000 }, "
"channels = (int) [ 1, 2 ]"
)
)
);
/********** Define useful types for non-programmatic interfaces **********/
#define GST_TYPE_LAME_MODE (gst_lame_mode_get_type())
@ -235,8 +215,10 @@ gst_lame_base_init (gpointer g_class)
{
GstElementClass *element_class = GST_ELEMENT_CLASS (g_class);
gst_element_class_add_pad_template (element_class, GST_PAD_TEMPLATE_GET (gst_lame_src_factory));
gst_element_class_add_pad_template (element_class, GST_PAD_TEMPLATE_GET (gst_lame_sink_factory));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_lame_src_template));
gst_element_class_add_pad_template (element_class,
gst_static_pad_template_get (&gst_lame_sink_template));
gst_element_class_set_details (element_class, &gst_lame_details);
}
@ -358,21 +340,18 @@ gst_lame_class_init (GstLameClass *klass)
}
static GstPadLinkReturn
gst_lame_sinkconnect (GstPad *pad, GstCaps *caps)
gst_lame_sink_link (GstPad *pad, const GstCaps *caps)
{
GstLame *lame;
gint out_samplerate;
GstStructure *structure;
GstCaps *othercaps;
lame = GST_LAME (gst_pad_get_parent (pad));
structure = gst_caps_get_structure (caps, 0);
if (!GST_CAPS_IS_FIXED (caps)) {
GST_DEBUG ("caps on lame pad %s:%s not fixed, delayed",
GST_DEBUG_PAD_NAME (pad));
return GST_PAD_LINK_DELAYED;
}
gst_caps_get_int (caps, "rate", &lame->samplerate);
gst_caps_get_int (caps, "channels", &lame->num_channels);
gst_structure_get_int (structure, "rate", &lame->samplerate);
gst_structure_get_int (structure, "channels", &lame->num_channels);
if (!gst_lame_setup (lame)) {
gst_element_error (GST_ELEMENT (lame),
@ -381,14 +360,17 @@ gst_lame_sinkconnect (GstPad *pad, GstCaps *caps)
}
out_samplerate = lame_get_out_samplerate (lame->lgf);
caps = GST_CAPS_NEW ("lame_src_caps",
"audio/mpeg",
"mpegversion", GST_PROPS_INT (1),
"layer", GST_PROPS_INT (3),
"channels", GST_PROPS_INT (lame->num_channels),
"rate", GST_PROPS_INT (out_samplerate));
othercaps =
gst_caps_new_simple (
"audio/mpeg",
"mpegversion", G_TYPE_INT, 1,
"layer", G_TYPE_INT, 3,
"channels", G_TYPE_INT, lame->num_channels,
"rate", G_TYPE_INT, out_samplerate,
NULL
);
return gst_pad_try_set_caps (lame->srcpad, caps);
return gst_pad_try_set_caps (lame->srcpad, othercaps);
}
static void
@ -396,12 +378,14 @@ gst_lame_init (GstLame *lame)
{
GST_DEBUG_OBJECT (lame, "starting initialization");
lame->sinkpad = gst_pad_new_from_template (GST_PAD_TEMPLATE_GET (gst_lame_sink_factory), "sink");
lame->sinkpad = gst_pad_new_from_template (
gst_static_pad_template_get (&gst_lame_sink_template), "sink");
gst_element_add_pad (GST_ELEMENT (lame), lame->sinkpad);
gst_pad_set_chain_function (lame->sinkpad, gst_lame_chain);
gst_pad_set_link_function (lame->sinkpad, gst_lame_sinkconnect);
gst_pad_set_link_function (lame->sinkpad, gst_lame_sink_link);
lame->srcpad = gst_pad_new_from_template (GST_PAD_TEMPLATE_GET (gst_lame_src_factory), "src");
lame->srcpad = gst_pad_new_from_template (
gst_static_pad_template_get (&gst_lame_src_template), "src");
gst_element_add_pad (GST_ELEMENT (lame), lame->srcpad);
GST_FLAG_SET (lame, GST_ELEMENT_EVENT_AWARE);