From 26cdd52801db325bba5aaedc1b3544d086049fd6 Mon Sep 17 00:00:00 2001
From: wm4 <wm4@nowhere>
Date: Tue, 12 Dec 2017 14:53:37 +0100
Subject: vf_buffer: remove this filter

It has been deprecated for a while and is 100% useless. It was forgotten
in the recent filter purge. Get rid of it.
---
 video/filter/vf.c        |  2 --
 video/filter/vf_buffer.c | 85 ------------------------------------------------
 2 files changed, 87 deletions(-)
 delete mode 100644 video/filter/vf_buffer.c

(limited to 'video')

diff --git a/video/filter/vf.c b/video/filter/vf.c
index cd49ebdf52..48a6e9a3a6 100644
--- a/video/filter/vf.c
+++ b/video/filter/vf.c
@@ -48,7 +48,6 @@ extern const vf_info_t vf_info_vaapi;
 extern const vf_info_t vf_info_vapoursynth;
 extern const vf_info_t vf_info_vapoursynth_lazy;
 extern const vf_info_t vf_info_vdpaupp;
-extern const vf_info_t vf_info_buffer;
 extern const vf_info_t vf_info_d3d11vpp;
 
 // list of available filters:
@@ -58,7 +57,6 @@ static const vf_info_t *const filter_list[] = {
     &vf_info_convert,
     &vf_info_lavfi,
     &vf_info_lavfi_bridge,
-    &vf_info_buffer,
 #if HAVE_VAPOURSYNTH_CORE && HAVE_VAPOURSYNTH
     &vf_info_vapoursynth,
 #endif
diff --git a/video/filter/vf_buffer.c b/video/filter/vf_buffer.c
deleted file mode 100644
index f08dfec12d..0000000000
--- a/video/filter/vf_buffer.c
+++ /dev/null
@@ -1,85 +0,0 @@
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <inttypes.h>
-
-#include "mpv_talloc.h"
-
-#include "options/m_option.h"
-
-#include "video/img_format.h"
-#include "video/mp_image.h"
-
-#include "vf.h"
-
-#define MAX_Q 100
-
-struct vf_priv_s {
-    struct mp_image *queued[MAX_Q];
-    int num_queued;
-    int cfg_num;
-};
-
-static void flush(struct vf_instance *vf)
-{
-    for (int n = 0; n < vf->priv->num_queued; n++)
-        mp_image_unrefp(&vf->priv->queued[n]);
-    vf->priv->num_queued = 0;
-}
-
-static int filter_ext(struct vf_instance *vf, struct mp_image *mpi)
-{
-    struct vf_priv_s *p = vf->priv;
-    if (mpi) {
-        if (p->num_queued == p->cfg_num) {
-            vf_add_output_frame(vf, p->queued[p->num_queued - 1]);
-            p->num_queued--;
-        }
-        p->num_queued++;
-        for (int n = p->num_queued - 1; n > 0; n--)
-            p->queued[n] = p->queued[n - 1];
-        p->queued[0] = mpi;
-    } else {
-        // EOF
-        while (p->num_queued) {
-            vf_add_output_frame(vf, p->queued[p->num_queued - 1]);
-            p->num_queued--;
-        }
-    }
-    return 0;
-}
-
-static int control(vf_instance_t *vf, int request, void *data)
-{
-    if (request == VFCTRL_SEEK_RESET) {
-        flush(vf);
-        return CONTROL_OK;
-    }
-    return CONTROL_UNKNOWN;
-}
-
-static void uninit(vf_instance_t *vf)
-{
-    flush(vf);
-}
-
-static int vf_open(vf_instance_t *vf)
-{
-    MP_WARN(vf, "This filter is deprecated. No replacement.\n");
-    vf->filter_ext = filter_ext;
-    vf->control = control;
-    vf->uninit = uninit;
-    return 1;
-}
-
-#define OPT_BASE_STRUCT struct vf_priv_s
-const vf_info_t vf_info_buffer = {
-    .description = "buffer a number of frames",
-    .name = "buffer",
-    .open = vf_open,
-    .priv_size = sizeof(struct vf_priv_s),
-    .options = (const struct m_option[]){
-        OPT_INTRANGE("num", cfg_num, 0, 1, MAX_Q, OPTDEF_INT(2)),
-        {0}
-    },
-};
-- 
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