avcodec/mpegvideo_enc: check that max_b_frames is not negative

[ffmpeg] / cmdutils.h

diff --git a/cmdutils.h b/cmdutils.h
index 3af4476d7f338399709c1aeb13be5bc2867a8e4a..2d2afc82239a0ba0165dff19cf6b9e5abaa0c7ec 100644 (file)
--- a/cmdutils.h
+++ b/cmdutils.h
@@ -81,6 +81,11 @@ void uninit_opts(void);
  */
 void log_callback_help(void* ptr, int level, const char* fmt, va_list vl);
 
+/**
+ * Override the cpuflags.
+ */
+int opt_cpuflags(void *optctx, const char *opt, const char *arg);
+
 /**
  * Fallback for options that are not explicitly handled, these will be
  * parsed through AVOptions.
@@ -96,8 +101,6 @@ int opt_report(const char *opt);
 
 int opt_max_alloc(void *optctx, const char *opt, const char *arg);
 
-int opt_cpuflags(void *optctx, const char *opt, const char *arg);
-
 int opt_codec_debug(void *optctx, const char *opt, const char *arg);
 
 int opt_opencl(void *optctx, const char *opt, const char *arg);
@@ -485,6 +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.
@@ -498,7 +507,7 @@ int read_yesno(void);
  * @param filename file to read from
  * @param bufptr location where pointer to buffer is returned
  * @param size   location where size of buffer is returned
- * @return 0 in case of success, a negative value corresponding to an
+ * @return >= 0 in case of success, a negative value corresponding to an
  * AVERROR error code in case of failure.
  */
 int cmdutils_read_file(const char *filename, char **bufptr, size_t *size);