From 8b8776f69c49dee77073e805b6d23fed1054c960 Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rbultje@ronald.bitfreak.net>
Date: Thu, 29 Apr 2004 00:00:25 +0000
Subject: New DTS decoder.

Original commit message from CVS:
* configure.ac:
* ext/Makefile.am:
* ext/dts/Makefile.am:
* ext/dts/gstdtsdec.c: (gst_dtsdec_get_type),
(gst_dtsdec_base_init), (gst_dtsdec_class_init), (gst_dtsdec_init),
(gst_dtsdec_channels), (gst_dtsdec_renegotiate),
(gst_dtsdec_handle_event), (gst_dtsdec_update_streaminfo),
(gst_dtsdec_loop), (gst_dtsdec_change_state),
(gst_dtsdec_set_property), (gst_dtsdec_get_property),
(plugin_init):
* ext/dts/gstdtsdec.h:
New DTS decoder.
* ext/faad/gstfaad.c: (gst_faad_sinkconnect),
(gst_faad_srcconnect):
Add ESDS atom handling (.m4a).
---
 ext/faad/gstfaad.c | 33 +++++++++++++++++++++++++++++----
 1 file changed, 29 insertions(+), 4 deletions(-)

(limited to 'ext/faad')

diff --git a/ext/faad/gstfaad.c b/ext/faad/gstfaad.c
index 719fb89d..6c526c32 100644
--- a/ext/faad/gstfaad.c
+++ b/ext/faad/gstfaad.c
@@ -146,8 +146,33 @@ gst_faad_init (GstFaad * faad)
 static GstPadLinkReturn
 gst_faad_sinkconnect (GstPad * pad, const GstCaps * caps)
 {
-  /* oh, we really don't care what's in here. We'll
-   * get AAC audio (MPEG-2/4) anyway, so why bother? */
+  GstFaad *faad = GST_FAAD (gst_pad_get_parent (pad));
+  GstStructure *str = gst_caps_get_structure (caps, 0);
+  const GValue *value;
+  GstBuffer *buf;
+
+  if ((value = gst_structure_get_value (str, "codec_data"))) {
+    GstPadLinkReturn ret;
+    gulong samplerate;
+    guchar channels;
+
+    buf = g_value_get_boxed (value);
+    if (faacDecInit2 (faad->handle, GST_BUFFER_DATA (buf),
+            GST_BUFFER_SIZE (buf), &samplerate, &channels) < 0)
+      return GST_PAD_LINK_REFUSED;
+
+    faad->samplerate = samplerate;
+    faad->channels = channels;
+
+    ret = gst_pad_renegotiate (faad->srcpad);
+    if (ret == GST_PAD_LINK_DELAYED)
+      ret = GST_PAD_LINK_OK;
+
+    return ret;
+  }
+
+  /* if there's no decoderspecificdata, it's all fine. We cannot know
+   * much more at this point... */
   return GST_PAD_LINK_OK;
 }
 
@@ -229,7 +254,7 @@ gst_faad_srcconnect (GstPad * pad, const GstCaps * caps)
 {
   GstStructure *structure;
   const gchar *mimetype;
-  gint fmt = 0;
+  gint fmt = -1;
   gint depth, rate, channels;
   GstFaad *faad = GST_FAAD (gst_pad_get_parent (pad));
 
@@ -282,7 +307,7 @@ gst_faad_srcconnect (GstPad * pad, const GstCaps * caps)
     }
   }
 
-  if (fmt) {
+  if (fmt != -1) {
     faacDecConfiguration *conf;
 
     conf = faacDecGetCurrentConfiguration (faad->handle);
-- 
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