[FFmpeg-devel] [PATCH 1/2] avfilter/avfiltergraph: add an "auto" constant to the threads option

[James Almer]

Signed-off-by: James Almer <jamrial at gmail.com>
---
 libavfilter/avfiltergraph.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index 383d9c5478..727c8b7f5c 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -50,8 +50,8 @@ static const AVOption filtergraph_options[] = {
     { "thread_type", "Allowed thread types", OFFSET(thread_type), AV_OPT_TYPE_FLAGS,
         { .i64 = AVFILTER_THREAD_SLICE }, 0, INT_MAX, F|V|A, "thread_type" },
         { "slice", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = AVFILTER_THREAD_SLICE }, .flags = F|V|A, .unit = "thread_type" },
-    { "threads",     "Maximum number of threads", OFFSET(nb_threads),
-        AV_OPT_TYPE_INT,   { .i64 = 0 }, 0, INT_MAX, F|V|A },
+    { "threads", "Maximum number of threads", OFFSET(nb_threads), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, F|V|A, "threads" },
+        {"auto", "autodetect a suitable number of threads to use", 0, AV_OPT_TYPE_CONST, {.i64 = 0 }, INT_MIN, INT_MAX, F|V|A, "threads"},
     {"scale_sws_opts"       , "default scale filter options"        , OFFSET(scale_sws_opts)        ,
         AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, F|V },
     {"aresample_swr_opts"   , "default aresample filter options"    , OFFSET(aresample_swr_opts)    ,
-- 
2.33.0