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ext/faac/gstfaac.c: Set proper caps on source pad (#320532).

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Original commit message from CVS:
* ext/faac/gstfaac.c: (gst_faac_base_init), (gst_faac_init),
(gst_faac_sink_setcaps), (gst_faac_configure_source_pad),
(gst_faac_chain):
Set proper caps on source pad (#320532).
* ext/faad/gstfaad.c:
Don't use gtk-doc markers for comment block.
This commit is contained in:
Tim-Philipp Müller 2005-11-15 16:50:18 +00:00
parent 659fbb2d48
commit b1f1950a89
3 changed files with 59 additions and 46 deletions
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10
ChangeLog
View file

@ -1,3 +1,13 @@
2005-11-15 Tim-Philipp Müller <tim at centricular dot net>
* ext/faac/gstfaac.c: (gst_faac_base_init), (gst_faac_init),
(gst_faac_sink_setcaps), (gst_faac_configure_source_pad),
(gst_faac_chain):
Set proper caps on source pad (#320532).
* ext/faad/gstfaad.c:
Don't use gtk-doc markers for comment block.
2005-11-14 Andy Wingo <wingo@pobox.com>
* configure.ac (GST_PLUGIN_LDFLAGS): -no-undefined for better

93
ext/faac/gstfaac.c
View file

@ -83,13 +83,17 @@ static void gst_faac_get_property (GObject * object,
static gboolean gst_faac_sink_event (GstPad * pad, GstEvent * event);
static gboolean gst_faac_sink_setcaps (GstPad * pad, GstCaps * caps);
static gboolean gst_faac_src_setcaps (GstPad * pad, GstCaps * caps);
static GstFlowReturn gst_faac_chain (GstPad * pad, GstBuffer * data);
static GstStateChangeReturn gst_faac_change_state (GstElement * element,
GstStateChange transition);
static GstElementClass *parent_class = NULL;
GST_DEBUG_CATEGORY_STATIC (faac_debug);
#define GST_CAT_DEFAULT faac_debug
#define FAAC_DEFAULT_MPEGVERSION 4
GType
gst_faac_get_type (void)
{
@ -132,6 +136,8 @@ gst_faac_base_init (GstFaacClass * klass)
gst_static_pad_template_get (&sink_template));
gst_element_class_set_details (element_class, &gst_faac_details);
GST_DEBUG_CATEGORY_INIT (faac_debug, "faac", 0, "AAC encoding");
}
#define GST_TYPE_FAAC_PROFILE (gst_faac_profile_get_type ())
@ -258,8 +264,6 @@ gst_faac_init (GstFaac * faac)
faac->srcpad =
gst_pad_new_from_template (gst_static_pad_template_get (&src_template),
"src");
gst_pad_set_setcaps_function (faac->srcpad,
GST_DEBUG_FUNCPTR (gst_faac_src_setcaps));
gst_pad_use_fixed_caps (faac->srcpad);
gst_element_add_pad (GST_ELEMENT (faac), faac->srcpad);
@ -339,14 +343,6 @@ gst_faac_sink_setcaps (GstPad * pad, GstCaps * caps)
faac->samplerate = samplerate;
GST_UNLOCK (faac);
/* if the other side was already set-up, redo that */
if (GST_PAD_CAPS (faac->srcpad)) {
result = gst_faac_src_setcaps (faac->srcpad,
gst_pad_get_allowed_caps (faac->srcpad));
goto done;
}
/* else, that'll be done later */
result = TRUE;
done:
@ -355,33 +351,48 @@ done:
}
static gboolean
gst_faac_src_setcaps (GstPad * pad, GstCaps * caps)
gst_faac_configure_source_pad (GstFaac * faac)
{
GstFaac *faac = GST_FAAC (gst_pad_get_parent (pad));
gint n;
gboolean result = FALSE;
GstCaps *allowed_caps;
GstCaps *src_caps;
gboolean ret = FALSE;
gint n, ver, mpegversion;
if (!faac->handle || (faac->samplerate == -1 || faac->channels == -1)) {
mpegversion = FAAC_DEFAULT_MPEGVERSION;
allowed_caps = gst_pad_get_allowed_caps (faac->srcpad);
GST_DEBUG_OBJECT (faac, "allowed caps: %" GST_PTR_FORMAT, allowed_caps);
if (allowed_caps == NULL)
return FALSE;
if (gst_caps_is_empty (allowed_caps))
goto done;
if (!gst_caps_is_any (allowed_caps)) {
for (n = 0; n < gst_caps_get_size (allowed_caps); n++) {
GstStructure *s = gst_caps_get_structure (allowed_caps, n);
if (gst_structure_get_int (s, "mpegversion", &ver) &&
(ver == 4 || ver == 2)) {
mpegversion = ver;
break;
}
}
}
/* we do samplerate/channels ourselves */
for (n = 0; n < gst_caps_get_size (caps); n++) {
GstStructure *structure = gst_caps_get_structure (caps, n);
src_caps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, mpegversion,
"channels", G_TYPE_INT, faac->channels,
"rate", G_TYPE_INT, faac->samplerate, NULL);
gst_structure_remove_field (structure, "rate");
gst_structure_remove_field (structure, "channels");
}
GST_DEBUG_OBJECT (faac, "src pad caps: %" GST_PTR_FORMAT, src_caps);
/* go through list */
caps = gst_caps_normalize (caps);
for (n = 0; n < gst_caps_get_size (caps); n++) {
GstStructure *structure = gst_caps_get_structure (caps, n);
ret = gst_pad_set_caps (faac->srcpad, src_caps);
gst_caps_unref (src_caps);
if (ret) {
faacEncConfiguration *conf;
gint mpegversion = 0;
GstCaps *newcaps;
gst_structure_get_int (structure, "mpegversion", &mpegversion);
/* new conf */
conf = faacEncGetCurrentConfiguration (faac->handle);
@ -395,23 +406,16 @@ gst_faac_src_setcaps (GstPad * pad, GstCaps * caps)
conf->outputFormat = faac->outputformat;
conf->shortctl = faac->shortctl;
if (!faacEncSetConfiguration (faac->handle, conf)) {
GST_WARNING ("Faac doesn't support the current conf");
continue;
GST_WARNING ("Faac doesn't support the current configuration");
ret = FALSE;
}
newcaps = gst_caps_new_simple ("audio/mpeg",
"mpegversion", G_TYPE_INT, mpegversion,
"channels", G_TYPE_INT, faac->channels,
"rate", G_TYPE_INT, faac->samplerate, NULL);
/* negotiate with these caps */
GST_DEBUG ("here are the caps: %" GST_PTR_FORMAT, newcaps);
result = gst_pad_set_caps (faac->srcpad, newcaps);
}
done:
gst_object_unref (faac);
return result;
gst_caps_unref (allowed_caps);
return ret;
}
static gboolean
@ -492,8 +496,7 @@ gst_faac_chain (GstPad * pad, GstBuffer * inbuf)
}
if (!GST_PAD_CAPS (faac->srcpad)) {
if (gst_faac_src_setcaps (faac->srcpad,
gst_pad_get_allowed_caps (faac->srcpad)) <= 0) {
if (!gst_faac_configure_source_pad (faac)) {
GST_ELEMENT_ERROR (faac, CORE, NEGOTIATION, (NULL),
("failed to negotiate MPEG/AAC format with next element"));
gst_buffer_unref (inbuf);

2
ext/faad/gstfaad.c
View file

@ -526,7 +526,7 @@ gst_faad_srcgetcaps (GstPad * pad)
return templ;
}
/**
/*
static GstPadLinkReturn
gst_faad_srcconnect (GstPad * pad, const GstCaps * caps)
{