vp9-svc: fix strings concatenation in test app.

Change-Id: I292a1a5c19fd4f23b332e346d0ccac1a9c8455fc

diff --git a/examples/vp9_spatial_svc_encoder.c b/examples/vp9_spatial_svc_encoder.c
index 3fd961bdc53d578fc3e1237d19d689f89725e277..053ba4f2ae58c89c8f05c3349e8cef66ce4bf444 100644 (file)
--- a/examples/vp9_spatial_svc_encoder.c
+++ b/examples/vp9_spatial_svc_encoder.c
@@ -251,11 +251,15 @@ static void parse_command_line(int argc, const char **argv_,
       enc_cfg->kf_min_dist = arg_parse_uint(&arg);
       enc_cfg->kf_max_dist = enc_cfg->kf_min_dist;
     } else if (arg_match(&arg, &scale_factors_arg, argi)) {
-      snprintf(string_options, sizeof(string_options), "%s scale-factors=%s",
-               string_options, arg.val);
+      strncat(string_options, " scale-factors=",
+              sizeof(string_options) - strlen(string_options) - 1);
+      strncat(string_options, arg.val,
+              sizeof(string_options) - strlen(string_options) - 1);
     } else if (arg_match(&arg, &bitrates_arg, argi)) {
-      snprintf(string_options, sizeof(string_options), "%s bitrates=%s",
-               string_options, arg.val);
+      strncat(string_options, " bitrates=",
+              sizeof(string_options) - strlen(string_options) - 1);
+      strncat(string_options, arg.val,
+              sizeof(string_options) - strlen(string_options) - 1);
     } else if (arg_match(&arg, &passes_arg, argi)) {
       passes = arg_parse_uint(&arg);
       if (passes < 1 || passes > 2) {
@@ -269,11 +273,15 @@ static void parse_command_line(int argc, const char **argv_,
     } else if (arg_match(&arg, &fpf_name_arg, argi)) {
       fpf_file_name = arg.val;
     } else if (arg_match(&arg, &min_q_arg, argi)) {
-      snprintf(string_options, sizeof(string_options), "%s min-quantizers=%s",
-               string_options, arg.val);
+      strncat(string_options, " min-quantizers=",
+              sizeof(string_options) - strlen(string_options) - 1);
+      strncat(string_options, arg.val,
+              sizeof(string_options) - strlen(string_options) - 1);
     } else if (arg_match(&arg, &max_q_arg, argi)) {
-      snprintf(string_options, sizeof(string_options), "%s max-quantizers=%s",
-               string_options, arg.val);
+      strncat(string_options, " max-quantizers=",
+              sizeof(string_options) - strlen(string_options) - 1);
+      strncat(string_options, arg.val,
+              sizeof(string_options) - strlen(string_options) - 1);
     } else if (arg_match(&arg, &min_bitrate_arg, argi)) {
       min_bitrate = arg_parse_uint(&arg);
     } else if (arg_match(&arg, &max_bitrate_arg, argi)) {