From 1800d2f6dabe15b628808476d7ed16018fa2a880 Mon Sep 17 00:00:00 2001
From: Dan Kortschak <dan@kortschak.io>
Date: Mon, 18 Jun 2018 15:15:03 +0930
Subject: [PATCH] revid: use direct access to ring.Chunk bytes

---
 revid/senders.go | 19 +++----------------
 1 file changed, 3 insertions(+), 16 deletions(-)

diff --git a/revid/senders.go b/revid/senders.go
index d37e0e4c..6e59a856 100644
--- a/revid/senders.go
+++ b/revid/senders.go
@@ -29,8 +29,6 @@ LICENSE
 package revid
 
 import (
-	"bytes"
-	"fmt"
 	"io"
 	"os"
 	"os/exec"
@@ -107,8 +105,6 @@ type httpSender struct {
 
 	log func(lvl, msg string)
 
-	buf []byte
-
 	chunk *ring.Chunk
 }
 
@@ -123,25 +119,16 @@ func newHttpSender(_ string, _ time.Duration, log func(lvl, msg string)) *httpSe
 
 func (s *httpSender) load(c *ring.Chunk) error {
 	s.chunk = c
-	buf := bytes.NewBuffer(s.buf[:0])
-	_, err := s.chunk.WriteTo(buf)
-	s.buf = buf.Bytes()
-	if err != nil {
-		return fmt.Errorf("httpSender: %v", err)
-	}
 	return nil
 }
 
 func (s *httpSender) send() error {
 	pins := netsender.MakePins("V0", "")
-	pins[0].Value = len(s.buf)
-	pins[0].Data = s.buf
+	pins[0].Value = s.chunk.Len()
+	pins[0].Data = s.chunk.Bytes()
 	pins[0].MimeType = "video/mp2t"
 	_, _, err := s.client.Send(netsender.RequestPoll, pins)
-	if err != nil {
-		return err
-	}
-	return nil
+	return err
 }
 
 func (s *httpSender) release() {