Fix bad parsing of ASS lines embedded into FFmpeg files and containing commas.

[dcpomatic.git] / src / lib / ffmpeg_decoder.cc

diff --git a/src/lib/ffmpeg_decoder.cc b/src/lib/ffmpeg_decoder.cc
index 6a8f4d4136dab4322b4b7713536b4e6019b09852..0746458e58fd5be806a75566b398772ad33ff618 100644 (file)
--- a/src/lib/ffmpeg_decoder.cc
+++ b/src/lib/ffmpeg_decoder.cc
@@ -679,16 +679,24 @@ FFmpegDecoder::decode_ass_subtitle (string ass, ContentTime from)
           produces a single format of Dialogue: lines...
        */
 
-       vector<string> bits;
-       split (bits, ass, is_any_of (","));
-       if (bits.size() < 10) {
+       int commas = 0;
+       string text;
+       for (size_t i = 0; i < ass.length(); ++i) {
+               if (commas < 9 && ass[i] == ',') {
+                       ++commas;
+               } else if (commas == 9) {
+                       text += ass[i];
+               }
+       }
+
+       if (text.empty ()) {
                return;
        }
 
        sub::RawSubtitle base;
        list<sub::RawSubtitle> raw = sub::SSAReader::parse_line (
                base,
-               bits[9],
+               text,
                _ffmpeg_content->video->size().width,
                _ffmpeg_content->video->size().height
                );