vo: remove vo.check_events callback

Use VOCTRL_CHECK_EVENTS instead. Change the remaining VOs to use it.
Only vo_sdl and vo_caca actually need this, and vo_null, vo_lavc, and
vo_image had stubs only.

7 files changed, 8 insertions, 25 deletions

diff --git a/video/out/vo.c b/video/out/vo.c
index 25b9375ad6..de73d35ecc 100644
--- a/video/out/vo.c
+++ b/video/out/vo.c
@@ -235,8 +235,6 @@ void vo_check_events(struct vo *vo)
         vo->registered_fd = -1;
         return;
     }
-    if (vo->driver->check_events)
-        vo->driver->check_events(vo);
     vo_control(vo, VOCTRL_CHECK_EVENTS, NULL);
 }
 
diff --git a/video/out/vo.h b/video/out/vo.h
index ae63867ca6..6e9e66c013 100644
--- a/video/out/vo.h
+++ b/video/out/vo.h
@@ -198,12 +198,6 @@ struct vo_driver {
     void (*flip_page_timed)(struct vo *vo, unsigned int pts_us, int duration);
 
     /*
-     * This func is called after every frames to handle keyboard and
-     * other events. It's called in PAUSE mode too!
-     */
-    void (*check_events)(struct vo *vo);
-
-    /*
      * Closes driver. Should restore the original state of the system.
      */
     void (*uninit)(struct vo *vo);
diff --git a/video/out/vo_caca.c b/video/out/vo_caca.c
index 95f13781eb..fcb0bc4322 100644
--- a/video/out/vo_caca.c
+++ b/video/out/vo_caca.c
@@ -282,6 +282,11 @@ static int query_format(struct vo *vo, uint32_t format)
 
 static int control(struct vo *vo, uint32_t request, void *data)
 {
+    switch (request) {
+    case VOCTRL_CHECK_EVENTS:
+        check_events(vo);
+        return VO_TRUE;
+    }
     return VO_NOTIMPL;
 }
 
@@ -298,6 +303,5 @@ const struct vo_driver video_out_caca = {
     .control = control,
     .draw_image = draw_image,
     .flip_page = flip_page,
-    .check_events = check_events,
     .uninit = uninit,
 };
diff --git a/video/out/vo_image.c b/video/out/vo_image.c
index a7c8c16da4..af9b0edd4c 100644
--- a/video/out/vo_image.c
+++ b/video/out/vo_image.c
@@ -90,10 +90,6 @@ static int config(struct vo *vo, uint32_t width, uint32_t height,
     return 0;
 }
 
-static void check_events(struct vo *vo)
-{
-}
-
 static void draw_image(struct vo *vo, mp_image_t *mpi)
 {
     struct priv *p = vo->priv;
@@ -206,6 +202,5 @@ const struct vo_driver video_out_image =
     .draw_image = draw_image,
     .draw_osd = draw_osd,
     .flip_page = flip_page,
-    .check_events = check_events,
     .uninit = uninit,
 };
diff --git a/video/out/vo_lavc.c b/video/out/vo_lavc.c
index f9534b02e7..6d1eb5c6f8 100644
--- a/video/out/vo_lavc.c
+++ b/video/out/vo_lavc.c
@@ -464,10 +464,6 @@ static void flip_page_timed(struct vo *vo, unsigned int pts_us, int duration)
 {
 }
 
-static void check_events(struct vo *vo)
-{
-}
-
 static void draw_osd(struct vo *vo, struct osd_state *osd)
 {
     struct priv *vc = vo->priv;
@@ -524,7 +520,6 @@ const struct vo_driver video_out_lavc = {
     .config = config,
     .control = control,
     .uninit = uninit,
-    .check_events = check_events,
     .draw_image = draw_image,
     .draw_osd = draw_osd,
     .flip_page_timed = flip_page_timed,
diff --git a/video/out/vo_null.c b/video/out/vo_null.c
index 993fcb606c..685b9c3a84 100644
--- a/video/out/vo_null.c
+++ b/video/out/vo_null.c
@@ -56,10 +56,6 @@ static void uninit(struct vo *vo)
 {
 }
 
-static void check_events(struct vo *vo)
-{
-}
-
 static int preinit(struct vo *vo, const char *arg)
 {
     if (arg) {
@@ -87,6 +83,5 @@ const struct vo_driver video_out_null = {
     .control = control,
     .draw_image = draw_image,
     .flip_page = flip_page,
-    .check_events = check_events,
     .uninit = uninit,
 };
diff --git a/video/out/vo_sdl.c b/video/out/vo_sdl.c
index 9f6cadacc3..3dfa09cec7 100644
--- a/video/out/vo_sdl.c
+++ b/video/out/vo_sdl.c
@@ -979,6 +979,9 @@ static int get_eq(struct vo *vo, const char *name, int *value)
 static int control(struct vo *vo, uint32_t request, void *data)
 {
     switch (request) {
+    case VOCTRL_CHECK_EVENTS:
+        check_events(vo);
+        return 1;
     case VOCTRL_FULLSCREEN:
         set_fullscreen(vo, !vo->opts->fs);
         return 1;
@@ -1039,7 +1042,6 @@ const struct vo_driver video_out_sdl = {
     .control = control,
     .draw_image = draw_image,
     .uninit = uninit,
-    .check_events = check_events,
     .draw_osd = draw_osd,
     .flip_page = flip_page,
 };