Prevent calls to erase with invalid keys.

diff --git a/src/lib/ffmpeg_file_encoder.cc b/src/lib/ffmpeg_file_encoder.cc
index cd5d473f946efb92eaf13a2840fc865b9b7ce00f..e6f38df354e7b9acab2fec78ee3252d910cf9ed4 100644 (file)
--- a/src/lib/ffmpeg_file_encoder.cc
+++ b/src/lib/ffmpeg_file_encoder.cc
@@ -422,5 +422,8 @@ FFmpegFileEncoder::buffer_free (void* opaque, uint8_t* data)
 void
 FFmpegFileEncoder::buffer_free2 (uint8_t* data)
 {
-       _pending_images.erase (data);
+       /* XXX: does this need a lock to prevent cross-thread access to _pending_images? */
+       if (_pending_images.find(data) != _pending_images.end()) {
+               _pending_images.erase (data);
+       }
 }