From ec6a999649f92b101996be8ee32426db40ea4184 Mon Sep 17 00:00:00 2001
From: Guillaume Desmottes <guillaume.desmottes@collabora.com>
Date: Thu, 14 Nov 2019 09:40:08 +0530
Subject: [PATCH] gstreamer: typefind: add binding for
 gst_type_find_get_length()

---
 gstreamer/src/typefind.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/gstreamer/src/typefind.rs b/gstreamer/src/typefind.rs
index ae0626292..7f2d168b3 100644
--- a/gstreamer/src/typefind.rs
+++ b/gstreamer/src/typefind.rs
@@ -83,6 +83,17 @@ impl<'a> TypeFind<'a> {
             );
         }
     }
+
+    pub fn get_length(&mut self) -> Option<u64> {
+        unsafe {
+            let len = gst_sys::gst_type_find_get_length(&mut self.0);
+            if len == 0 {
+                None
+            } else {
+                Some(len)
+            }
+        }
+    }
 }
 
 unsafe impl<'a> Send for TypeFind<'a> {}
@@ -270,6 +281,7 @@ mod tests {
             None,
             Some(&Caps::new_simple("test/test", &[])),
             |typefind| {
+                assert_eq!(typefind.get_length(), Some(8));
                 let mut found = false;
                 if let Some(data) = typefind.peek(0, 8) {
                     if data == b"abcdefgh" {