From e211aba49368082c8bdcfb16f0044e62ee5ce9dc Mon Sep 17 00:00:00 2001
From: Martin Pulec <pulec@cesnet.cz>
Date: Wed, 6 Nov 2013 15:06:54 +0100
Subject: [PATCH] Video compressions: fixes

---
 src/video_compress/fastdxt.c | 2 +-
 src/video_compress/jpeg.c    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/video_compress/fastdxt.c b/src/video_compress/fastdxt.c
index 7858a8824..23948ac26 100644
--- a/src/video_compress/fastdxt.c
+++ b/src/video_compress/fastdxt.c
@@ -262,7 +262,7 @@ void *fastdxt_init(char *num_threads_str)
         compress = calloc(1, sizeof(struct video_compress));
         /* initial values */
         compress->num_threads = 0;
-        if(num_threads_str == NULL)
+        if(num_threads_str == NULL || num_threads_str[0] == '\0')
                 compress->num_threads = NUM_THREADS_DEFAULT;
         else
                 compress->num_threads = atoi(num_threads_str);
diff --git a/src/video_compress/jpeg.c b/src/video_compress/jpeg.c
index 5f6b154de..fa88d116c 100644
--- a/src/video_compress/jpeg.c
+++ b/src/video_compress/jpeg.c
@@ -252,7 +252,7 @@ void * jpeg_compress_init(char * opts)
 
         s->restart_interval = -1;
 
-        if(opts) {
+        if(opts && opts[0] != '\0') {
                 char *tok, *save_ptr = NULL;
                 gpujpeg_set_default_parameters(&s->encoder_param);
                 tok = strtok_r(opts, ":", &save_ptr);