From 9bbff1d51a8950ff315da2796bf2e5b899112e38 Mon Sep 17 00:00:00 2001
From: Sreerenj Balachandran <sreerenj.balachandran@intel.com>
Date: Thu, 29 Oct 2015 15:02:38 +0200
Subject: ivfparse: Add vp9 support

Differentiate the vp8/vp9 bitstream based on fourcc.

https://bugzilla.gnome.org/show_bug.cgi?id=757251
---
 gst/ivfparse/gstivfparse.c | 25 ++++++++++++++++++++++---
 gst/ivfparse/gstivfparse.h |  1 +
 2 files changed, 23 insertions(+), 3 deletions(-)

diff --git a/gst/ivfparse/gstivfparse.c b/gst/ivfparse/gstivfparse.c
index 6b5758159..4e3ea8bd4 100644
--- a/gst/ivfparse/gstivfparse.c
+++ b/gst/ivfparse/gstivfparse.c
@@ -193,18 +193,35 @@ gst_ivf_parse_set_framerate (GstIvfParse * ivf, guint fps_n, guint fps_d)
   }
 }
 
+static const gchar *
+fourcc_to_media_type (guint32 fourcc)
+{
+  switch (fourcc) {
+    case GST_MAKE_FOURCC ('V', 'P', '8', '0'):
+      return "video/x-vp8";
+      break;
+    case GST_MAKE_FOURCC ('V', 'P', '9', '0'):
+      return "video/x-vp9";
+    default:
+      return NULL;
+  }
+  return NULL;
+}
+
 static void
 gst_ivf_parse_update_src_caps (GstIvfParse * ivf)
 {
   GstCaps *caps;
-
+  const gchar *media_type;
   if (!ivf->update_caps &&
       G_LIKELY (gst_pad_has_current_caps (GST_BASE_PARSE_SRC_PAD (ivf))))
     return;
   ivf->update_caps = FALSE;
 
+  media_type = fourcc_to_media_type (ivf->fourcc);
+
   /* Create src pad caps */
-  caps = gst_caps_new_simple ("video/x-vp8", "width", G_TYPE_INT, ivf->width,
+  caps = gst_caps_new_simple (media_type, "width", G_TYPE_INT, ivf->width,
       "height", G_TYPE_INT, ivf->height, NULL);
 
   if (ivf->fps_n > 0 && ivf->fps_d > 0) {
@@ -242,12 +259,14 @@ gst_ivf_parse_handle_frame_start (GstIvfParse * ivf, GstBaseParseFrame * frame,
 
     if (magic != GST_MAKE_FOURCC ('D', 'K', 'I', 'F') ||
         version != 0 || header_size != 32 ||
-        fourcc != GST_MAKE_FOURCC ('V', 'P', '8', '0')) {
+        fourcc_to_media_type (fourcc) == NULL) {
       GST_ELEMENT_ERROR (ivf, STREAM, WRONG_TYPE, (NULL), (NULL));
       ret = GST_FLOW_ERROR;
       goto end;
     }
 
+    ivf->fourcc = fourcc;
+
     gst_ivf_parse_set_size (ivf, width, height);
     gst_ivf_parse_set_framerate (ivf, fps_n, fps_d);
 
diff --git a/gst/ivfparse/gstivfparse.h b/gst/ivfparse/gstivfparse.h
index ee0c50d97..1a72f35b1 100644
--- a/gst/ivfparse/gstivfparse.h
+++ b/gst/ivfparse/gstivfparse.h
@@ -56,6 +56,7 @@ struct _GstIvfParse
   guint height;
   guint fps_n;
   guint fps_d;
+  guint32 fourcc;
   gboolean update_caps;
 };
 
-- 
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