lua: integrate stats.lua script

Signed-off-by: wm4 <wm4@nowhere>

Rename --stats to --load-stats-overlay and add an entry to options.rst
over the original commit.

Signed-off-by: wm4 <wm4@nowhere>

DOCS/man/options.rst

@@ -580,6 +580,11 @@ Program Behavior
         - ``--ytdl-raw-options=username=user,password=pass``
         - ``--ytdl-raw-options=force-ipv6=``
 
+``--load-stats-overlay=<yes|no>``
+    Enable the builtin script that shows useful playback information on a key
+    binding (default: yes). By default, the ``i`` key is used (``I`` to make
+    the overlay permanent).
+
 ``--player-operation-mode=<cplayer|pseudo-gui>``
     For enabling "pseudo GUI mode", which means that the defaults for some
     options are changed. This option should not normally be used directly, but

options/m_option.h

@@ -400,7 +400,7 @@ struct m_option {
 #define UPDATE_TERM             (1 << 7)  // terminal options
 #define UPDATE_DEINT            (1 << 8)  // --deinterlace
 #define UPDATE_OSD              (1 << 10) // related to OSD rendering
-#define UPDATE_BUILTIN_SCRIPTS  (1 << 11) // osc/ytdl
+#define UPDATE_BUILTIN_SCRIPTS  (1 << 11) // osc/ytdl/stats
 #define UPDATE_IMGPAR           (1 << 12) // video image params overrides
 #define UPDATE_INPUT            (1 << 13) // mostly --input-* options
 #define UPDATE_AUDIO            (1 << 14) // --audio-channels etc.

options/options.c

@@ -304,6 +304,7 @@ const m_option_t mp_opts[] = {
     OPT_FLAG("ytdl", lua_load_ytdl, UPDATE_BUILTIN_SCRIPTS),
     OPT_STRING("ytdl-format", lua_ytdl_format, 0),
     OPT_KEYVALUELIST("ytdl-raw-options", lua_ytdl_raw_options, 0),
+    OPT_FLAG("load-stats-overlay", lua_load_stats, UPDATE_BUILTIN_SCRIPTS),
 #endif
 
 // ------------------------- stream options --------------------
@@ -871,6 +872,7 @@ const struct MPOpts mp_default_opts = {
     .lua_load_ytdl = 1,
     .lua_ytdl_format = NULL,
     .lua_ytdl_raw_options = NULL,
+    .lua_load_stats = 1,
 #endif
     .auto_load_scripts = 1,
     .loop_times = 1,

options/options.h

@@ -90,6 +90,7 @@ typedef struct MPOpts {
     int lua_load_ytdl;
     char *lua_ytdl_format;
     char **lua_ytdl_raw_options;
+    int lua_load_stats;
 
     int auto_load_scripts;
 

player/lua.c

@@ -68,6 +68,9 @@ static const char * const builtin_lua_scripts[][2] = {
     },
     {"@ytdl_hook.lua",
 #   include "player/lua/ytdl_hook.inc"
+    },
+    {"@stats.lua",
+#   include "player/lua/stats.inc"
     },
     {0}
 };

player/scripting.c

@@ -220,6 +220,7 @@ void mp_load_builtin_scripts(struct MPContext *mpctx)
 {
     load_builtin_script(mpctx, mpctx->opts->lua_load_osc, "@osc.lua");
     load_builtin_script(mpctx, mpctx->opts->lua_load_ytdl, "@ytdl_hook.lua");
+    load_builtin_script(mpctx, mpctx->opts->lua_load_stats, "@stats.lua");
 }
 
 void mp_load_scripts(struct MPContext *mpctx)

wscript_build.py

@@ -100,7 +100,7 @@ def build(ctx):
     )
 
     lua_files = ["defaults.lua", "assdraw.lua", "options.lua", "osc.lua",
-                 "ytdl_hook.lua"]
+                 "ytdl_hook.lua", "stats.lua"]
 
     for fn in lua_files:
         fn = "player/lua/" + fn