From f1ccd4e69641dbd2be98e3ef38e670b592a103c1 Mon Sep 17 00:00:00 2001
From: Zhiming Wang <i@zhimingwang.org>
Date: Mon, 3 Aug 2020 18:49:14 +0800
Subject: [PATCH] filter::Source: add close method

Expose av_buffersrc_close.
---
 src/filter/context/source.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/filter/context/source.rs b/src/filter/context/source.rs
index 58ac781..23ec365 100644
--- a/src/filter/context/source.rs
+++ b/src/filter/context/source.rs
@@ -31,4 +31,13 @@ impl<'a> Source<'a> {
     pub fn flush(&mut self) -> Result<(), Error> {
         unsafe { self.add(&Frame::wrap(ptr::null_mut())) }
     }
+
+    pub fn close(&mut self, pts: i64) -> Result<(), Error> {
+        unsafe {
+            match av_buffersrc_close(self.ctx.as_mut_ptr(), pts, 0) {
+                0 => Ok(()),
+                e => Err(Error::from(e)),
+            }
+        }
+    }
 }