[FFmpeg-devel] [PATCH v1 2/4] avformat/hlsplaylist: simplify code for checking whether the string is empty

[lance.lmwang at gmail.com]

From: Limin Wang <lance.lmwang at gmail.com>

Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
---
 libavformat/hlsplaylist.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavformat/hlsplaylist.c b/libavformat/hlsplaylist.c
index 9cbd02353f..56244496c0 100644
--- a/libavformat/hlsplaylist.c
+++ b/libavformat/hlsplaylist.c
@@ -65,11 +65,11 @@ void ff_hls_write_stream_info(AVStream *st, AVIOContext *out,
     if (st && st->codecpar->width > 0 && st->codecpar->height > 0)
         avio_printf(out, ",RESOLUTION=%dx%d", st->codecpar->width,
                 st->codecpar->height);
-    if (codecs && strlen(codecs) > 0)
+    if (codecs && codecs[0])
         avio_printf(out, ",CODECS=\"%s\"", codecs);
-    if (agroup && strlen(agroup) > 0)
+    if (agroup && agroup[0])
         avio_printf(out, ",AUDIO=\"group_%s\"", agroup);
-    if (ccgroup && strlen(ccgroup) > 0)
+    if (ccgroup && ccgroup[0])
         avio_printf(out, ",CLOSED-CAPTIONS=\"%s\"", ccgroup);
     avio_printf(out, "\n%s\n\n", filename);
 }
-- 
2.21.0