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authorwm4 <wm4@mplayer2.org>2012-01-17 03:50:08 +0100
committerwm4 <wm4@mplayer2.org>2012-02-29 03:41:14 +0100
commit8b69d8a366df590c2160b36269dae424f93eabb7 (patch)
tree584dceea98ff8bb34cf98a279f510d0334edf9cb
parent5fcd29eb4010835d2879304e7a404d575206fcbf (diff)
downloadmpv-8b69d8a366df590c2160b36269dae424f93eabb7.tar.bz2
mpv-8b69d8a366df590c2160b36269dae424f93eabb7.tar.xz
screenshot: allow forcing taking screenshots with the video filter
If the screenshot_force video filter is inserted, taking screenshots will always use the video filter, and skip the VO specific screenshot code. This can be useful if the VO code causes problems, or if it's intended to take screenshots from a specific location in the filter chain. The 'screenshot' filter is intended as fallback, it's not used if possible.
-rw-r--r--libmpcodecs/vf.c2
-rw-r--r--libmpcodecs/vf_screenshot.c12
-rw-r--r--screenshot.c17
3 files changed, 29 insertions, 2 deletions
diff --git a/libmpcodecs/vf.c b/libmpcodecs/vf.c
index d973db6d3e..dda871a86d 100644
--- a/libmpcodecs/vf.c
+++ b/libmpcodecs/vf.c
@@ -106,6 +106,7 @@ extern const vf_info_t vf_info_divtc;
extern const vf_info_t vf_info_harddup;
extern const vf_info_t vf_info_softskip;
extern const vf_info_t vf_info_screenshot;
+extern const vf_info_t vf_info_screenshot_force;
extern const vf_info_t vf_info_ass;
extern const vf_info_t vf_info_mcdeint;
extern const vf_info_t vf_info_yadif;
@@ -138,6 +139,7 @@ static const vf_info_t *const filter_list[] = {
&vf_info_lavc,
&vf_info_lavcdeint,
&vf_info_screenshot,
+ &vf_info_screenshot_force,
&vf_info_fspp,
&vf_info_uspp,
diff --git a/libmpcodecs/vf_screenshot.c b/libmpcodecs/vf_screenshot.c
index 7f9a45c879..eb961d8118 100644
--- a/libmpcodecs/vf_screenshot.c
+++ b/libmpcodecs/vf_screenshot.c
@@ -197,7 +197,6 @@ static int vf_open(vf_instance_t *vf, char *args)
return 1;
}
-
const vf_info_t vf_info_screenshot = {
"screenshot to file",
"screenshot",
@@ -207,4 +206,15 @@ const vf_info_t vf_info_screenshot = {
NULL
};
+// screenshot.c will look for a filter named "screenshot_force", and not use
+// the VO based screenshot code if it's in the filter chain.
+const vf_info_t vf_info_screenshot_force = {
+ "screenshot to file (override VO based screenshot code)",
+ "screenshot_force",
+ "A'rpi, Jindrich Makovicka",
+ "",
+ vf_open,
+ NULL
+};
+
//===========================================================================//
diff --git a/screenshot.c b/screenshot.c
index 693aba4a9f..614f1f55ae 100644
--- a/screenshot.c
+++ b/screenshot.c
@@ -282,6 +282,19 @@ static void vf_screenshot_callback(void *pctx, struct mp_image *image)
screenshot_request(mpctx, 0, ctx->full_window);
}
+static bool force_vf(struct MPContext *mpctx)
+{
+ if (mpctx->sh_video) {
+ struct vf_instance *vf = mpctx->sh_video->vfilter;
+ while (vf) {
+ if (strcmp(vf->info->name, "screenshot_force") == 0)
+ return true;
+ vf = vf->next;
+ }
+ }
+ return false;
+}
+
void screenshot_request(struct MPContext *mpctx, bool each_frame,
bool full_window)
{
@@ -298,7 +311,9 @@ void screenshot_request(struct MPContext *mpctx, bool each_frame,
}
struct voctrl_screenshot_args args = { .full_window = full_window };
- if (vo_control(mpctx->video_out, VOCTRL_SCREENSHOT, &args) == true) {
+ if (!force_vf(mpctx)
+ && vo_control(mpctx->video_out, VOCTRL_SCREENSHOT, &args) == true)
+ {
screenshot_save(mpctx, args.out_image);
free_mp_image(args.out_image);
} else {