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authorTim-Philipp Müller <tim@centricular.net>2005-11-15 16:50:18 +0000
committerTim-Philipp Müller <tim@centricular.net>2005-11-15 16:50:18 +0000
commitb1f1950a89ddca35b81098a4d0fb345653008207 (patch)
treefee53163094c8e614b92fb20eea2afeab87f7da3 /ext/faac/gstfaac.c
parent659fbb2d4837d2d5cf9b6419eb7551aed48b3c65 (diff)
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ext/faac/gstfaac.c: Set proper caps on source pad (#320532).
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.
Diffstat (limited to 'ext/faac/gstfaac.c')
-rw-r--r--ext/faac/gstfaac.c93
1 files changed, 48 insertions, 45 deletions
diff --git a/ext/faac/gstfaac.c b/ext/faac/gstfaac.c
index 530fe2a3..aced7c4a 100644
--- a/ext/faac/gstfaac.c
+++ b/ext/faac/gstfaac.c
@@ -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;
+
+ 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 (!faac->handle || (faac->samplerate == -1 || faac->channels == -1)) {
+ if (allowed_caps == NULL)
+ return FALSE;
+
+ if (gst_caps_is_empty (allowed_caps))
goto done;
- }
- /* we do samplerate/channels ourselves */
- for (n = 0; n < gst_caps_get_size (caps); n++) {
- GstStructure *structure = gst_caps_get_structure (caps, n);
+ 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);
- gst_structure_remove_field (structure, "rate");
- gst_structure_remove_field (structure, "channels");
+ if (gst_structure_get_int (s, "mpegversion", &ver) &&
+ (ver == 4 || ver == 2)) {
+ mpegversion = ver;
+ break;
+ }
+ }
}
- /* 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);
- faacEncConfiguration *conf;
- gint mpegversion = 0;
- GstCaps *newcaps;
+ 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_DEBUG_OBJECT (faac, "src pad caps: %" GST_PTR_FORMAT, src_caps);
- gst_structure_get_int (structure, "mpegversion", &mpegversion);
+ ret = gst_pad_set_caps (faac->srcpad, src_caps);
+ gst_caps_unref (src_caps);
+
+ if (ret) {
+ faacEncConfiguration *conf;
/* 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);