[FFmpeg-devel] [PATCH] avformat/mpl2dec: skip BOM when probing

Paul B Mahol onemda at gmail.com
Sat Feb 11 12:56:07 EET 2017


Signed-off-by: Paul B Mahol <onemda at gmail.com>
---
 libavformat/mpl2dec.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libavformat/mpl2dec.c b/libavformat/mpl2dec.c
index 59589d5..0e30cb0 100644
--- a/libavformat/mpl2dec.c
+++ b/libavformat/mpl2dec.c
@@ -23,6 +23,8 @@
  * MPL2 subtitles format demuxer
  */
 
+#include "libavutil/intreadwrite.h"
+
 #include "avformat.h"
 #include "internal.h"
 #include "subtitles.h"
@@ -39,6 +41,9 @@ static int mpl2_probe(AVProbeData *p)
     const unsigned char *ptr = p->buf;
     const unsigned char *ptr_end = ptr + p->buf_size;
 
+    if (AV_RB24(ptr) == 0xefbbbf)
+        ptr += 3;
+
     for (i = 0; i < 2; i++) {
         if (sscanf(ptr, "[%"SCNd64"][%"SCNd64"]%c", &start, &end, &c) != 3 &&
             sscanf(ptr, "[%"SCNd64"][]%c",          &start,       &c) != 2)
@@ -94,6 +99,9 @@ static int mpl2_read_header(AVFormatContext *s)
         if (!len)
             break;
 
+        if (AV_RB24(p) == 0xefbbbf)
+            p += 3;
+
         line[strcspn(line, "\r\n")] = 0;
 
         if (!read_ts(&p, &pts_start, &duration)) {
-- 
2.9.3



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