[FFmpeg-cvslog] avdevice/decklink_dec: fix extracting luma

[Marton Balint]

ffmpeg | branch: master | Marton Balint <cus at passwd.hu> | Wed Oct  4 22:55:00 2017 +0200| [7d141e2cacb42a25df0c32a6deb5256fdbec4425] | committer: Marton Balint

avdevice/decklink_dec: fix extracting luma

Signed-off-by: Marton Balint <cus at passwd.hu>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7d141e2cacb42a25df0c32a6deb5256fdbec4425
---

 libavdevice/decklink_dec.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavdevice/decklink_dec.cpp b/libavdevice/decklink_dec.cpp
index f496a58059..7ac04375d9 100644
--- a/libavdevice/decklink_dec.cpp
+++ b/libavdevice/decklink_dec.cpp
@@ -138,7 +138,7 @@ static int check_vanc_parity_checksum(uint16_t *buf, int len, uint16_t checksum)
 static void extract_luma_from_v210(uint16_t *dst, const uint8_t *src, int width)
 {
     int i;
-    for (i = 0; i < width / 3; i += 3) {
+    for (i = 0; i < width / 3; i++) {
         *dst++ = (src[1] >> 2) + ((src[2] & 15) << 6);
         *dst++ =  src[4]       + ((src[5] &  3) << 8);
         *dst++ = (src[6] >> 4) + ((src[7] & 63) << 4);