[FFmpeg-devel] [PATCH] lavc/srtdec: handle leading whitespace before tag names

[Rodger Combs]

This fixes cases like `</ font>`.

I'm not particularly happy with this solution, but anything better would need
to be part of a larger cleanup.
---
 libavcodec/srtdec.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/srtdec.c b/libavcodec/srtdec.c
index ed3af95..0d1b80e 100644
--- a/libavcodec/srtdec.c
+++ b/libavcodec/srtdec.c
@@ -114,7 +114,9 @@ static void srt_to_ass(AVCodecContext *avctx, AVBPrint *dst,
         case '<':
             tag_close = in[1] == '/';
             len = 0;
-            if (sscanf(in+tag_close+1, "%127[^>]>%n", buffer, &len) >= 1 && len > 0) {
+            while (*(in + 1 + tag_close) == ' ')
+                in++;
+            if (sscanf(in + 1 + tag_close, "%127[^>]>%n", buffer, &len) >= 1 && len > 0) {
                 if ((param = strchr(buffer, ' ')))
                     *param++ = 0;
                 if ((!tag_close && sptr < FF_ARRAY_ELEMS(stack)) ||
-- 
2.4.1