[FFmpeg-devel] [PATCH] avfilter/vf_tonemap: don't use NAN constant as an initializer

[James Almer]

Netbsd:
src/libavfilter/vf_tonemap.c:314: error: initializer element is not constant
src/libavfilter/vf_tonemap.c:314: error: (near initialization for 
'tonemap_options[8].default_val.dbl')

DJGPP
src/libavfilter/vf_tonemap.c:314:87: error: initializer element is not constant
     { "param",        "tonemap parameter", OFFSET(param), AV_OPT_TYPE_DOUBLE, 
{.dbl = NAN}, DBL_MIN, DBL_MAX, FLAGS },
                                                                                
       ^
src/libavfilter/vf_tonemap.c:314:87: note: (near initialization for 
'tonemap_options[8].default_val.dbl')

Signed-off-by: James Almer <jamr...@gmail.com>
---
 libavfilter/vf_tonemap.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/vf_tonemap.c b/libavfilter/vf_tonemap.c
index 10308bdb16..d2c7ffa831 100644
--- a/libavfilter/vf_tonemap.c
+++ b/libavfilter/vf_tonemap.c
@@ -311,7 +311,7 @@ static const AVOption tonemap_options[] = {
     {     "reinhard", 0, 0, AV_OPT_TYPE_CONST, {.i64 = TONEMAP_REINHARD},      
    0, 0, FLAGS, "tonemap" },
     {     "hable",    0, 0, AV_OPT_TYPE_CONST, {.i64 = TONEMAP_HABLE},         
    0, 0, FLAGS, "tonemap" },
     {     "mobius",   0, 0, AV_OPT_TYPE_CONST, {.i64 = TONEMAP_MOBIUS},        
    0, 0, FLAGS, "tonemap" },
-    { "param",        "tonemap parameter", OFFSET(param), AV_OPT_TYPE_DOUBLE, 
{.dbl = NAN}, DBL_MIN, DBL_MAX, FLAGS },
+    { "param",        "tonemap parameter", OFFSET(param), AV_OPT_TYPE_DOUBLE, 
{.dbl = nan("")}, DBL_MIN, DBL_MAX, FLAGS },
     { "desat",        "desaturation strength", OFFSET(desat), 
AV_OPT_TYPE_DOUBLE, {.dbl = 2}, 0, DBL_MAX, FLAGS },
     { "peak",         "signal peak override", OFFSET(peak), 
AV_OPT_TYPE_DOUBLE, {.dbl = 0}, 0, DBL_MAX, FLAGS },
     { NULL }
-- 
2.13.3

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