avcodec/mpegvideo_enc: check that max_b_frames is not negative

[ffmpeg] / cmdutils.h

diff --git a/cmdutils.h b/cmdutils.h
index 49bb7657248d5a8a4a01e0ecd8ec44390a9f22db..2d2afc82239a0ba0165dff19cf6b9e5abaa0c7ec 100644 (file)
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -488,6 +488,12 @@ int show_layouts(void *optctx, const char *opt, const char *arg);
  */
 int show_sample_fmts(void *optctx, const char *opt, const char *arg);
 
+/**
+ * Print a listing containing all the color names and values recognized
+ * by the program.
+ */
+int show_colors(void *optctx, const char *opt, const char *arg);
+
 /**
  * Return a positive value if a line read from standard input
  * starts with [yY], otherwise return 0.