@@ -172,7 +172,7 @@ static int loop_output = AVFMT_NOOUTPUTLOOP;

 static int qp_hist = 0;

 #if CONFIG_AVFILTER

 static char *vfilters = NULL;

-AVFilterGraph *graph = NULL;

+static AVFilterGraph *graph = NULL;

 #endif

 static int intra_only = 0;

@@ -251,7 +251,7 @@ static int64_t timer_start;

 static uint8_t *audio_buf;

 static uint8_t *audio_out;

-unsigned int allocated_audio_out_size, allocated_audio_buf_size;

+static unsigned int allocated_audio_out_size, allocated_audio_buf_size;

 static short *samples;