Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavformat/matroskaenc.c | 12 ++++++++----
1 file changed, 8 insertions(+), 4 deletions(-)
diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 4b91283119..a98d33abf3 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -1799,10 +1799,14 @@ static int mkv_write_track_video(AVFormatContext *s,
MatroskaMuxContext *mkv,
return AVERROR(EINVAL);
}
- ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPB, bottom);
- ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPT, top);
- ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPL, left);
- ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPR, right);
+ if (bottom)
+ ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPB, bottom);
+ if (top)
+ ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPT, top);
+ if (left)
+ ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPL, left);
+ if (right)
+ ebml_writer_add_uint(&writer, MATROSKA_ID_VIDEOPIXELCROPR, right);
cropped_width -= left + right;
cropped_height -= top + bottom;
--
2.40.1
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