new filter: vf_noformat.

like vf_format, but in reverse.
this time I committed the filter, too.  :)


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@11929 b3059339-0415-0410-9bf9-f77b7e298cf2

1 files changed, 93 insertions, 0 deletions

diff --git a/libmpcodecs/vf_noformat.c b/libmpcodecs/vf_noformat.c
new file mode 100644
index 0000000000..31bd1e4b1c
--- /dev/null
+++ b/libmpcodecs/vf_noformat.c
@@ -0,0 +1,93 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <inttypes.h>
+
+#include "../config.h"
+#include "../mp_msg.h"
+
+#include "img_format.h"
+#include "mp_image.h"
+#include "vf.h"
+
+#include "m_option.h"
+#include "m_struct.h"
+
+static struct vf_priv_s {
+    unsigned int fmt;
+} vf_priv_dflt = {
+  IMGFMT_YV12
+};
+
+//===========================================================================//
+
+static int query_format(struct vf_instance_s* vf, unsigned int fmt){
+    if(fmt!=vf->priv->fmt)
+	return vf_next_query_format(vf,fmt);
+    return 0;
+}
+
+static int open(vf_instance_t *vf, char* args){
+    vf->query_format=query_format;
+    vf->default_caps=0;
+    if(!vf->priv) {
+      vf->priv=malloc(sizeof(struct vf_priv_s));
+      vf->priv->fmt=IMGFMT_YV12;
+    }
+    if(args){
+	if(!strcasecmp(args,"444p")) vf->priv->fmt=IMGFMT_444P; else
+	if(!strcasecmp(args,"422p")) vf->priv->fmt=IMGFMT_422P; else
+	if(!strcasecmp(args,"411p")) vf->priv->fmt=IMGFMT_411P; else
+	if(!strcasecmp(args,"yuy2")) vf->priv->fmt=IMGFMT_YUY2; else
+	if(!strcasecmp(args,"yv12")) vf->priv->fmt=IMGFMT_YV12; else
+	if(!strcasecmp(args,"i420")) vf->priv->fmt=IMGFMT_I420; else
+	if(!strcasecmp(args,"yvu9")) vf->priv->fmt=IMGFMT_YVU9; else
+	if(!strcasecmp(args,"if09")) vf->priv->fmt=IMGFMT_IF09; else
+	if(!strcasecmp(args,"iyuv")) vf->priv->fmt=IMGFMT_IYUV; else
+	if(!strcasecmp(args,"uyvy")) vf->priv->fmt=IMGFMT_UYVY; else
+	if(!strcasecmp(args,"bgr24")) vf->priv->fmt=IMGFMT_BGR24; else
+	if(!strcasecmp(args,"bgr32")) vf->priv->fmt=IMGFMT_BGR32; else
+	if(!strcasecmp(args,"bgr16")) vf->priv->fmt=IMGFMT_BGR16; else
+	if(!strcasecmp(args,"bgr15")) vf->priv->fmt=IMGFMT_BGR15; else
+	if(!strcasecmp(args,"bgr8")) vf->priv->fmt=IMGFMT_BGR8; else
+	if(!strcasecmp(args,"bgr4")) vf->priv->fmt=IMGFMT_BGR4; else
+	if(!strcasecmp(args,"bg4b")) vf->priv->fmt=IMGFMT_BG4B; else
+	if(!strcasecmp(args,"bgr1")) vf->priv->fmt=IMGFMT_BGR1; else
+	if(!strcasecmp(args,"rgb24")) vf->priv->fmt=IMGFMT_RGB24; else
+	if(!strcasecmp(args,"rgb32")) vf->priv->fmt=IMGFMT_RGB32; else
+	if(!strcasecmp(args,"rgb16")) vf->priv->fmt=IMGFMT_RGB16; else
+	if(!strcasecmp(args,"rgb15")) vf->priv->fmt=IMGFMT_RGB15; else
+	if(!strcasecmp(args,"rgb8")) vf->priv->fmt=IMGFMT_RGB8; else
+	if(!strcasecmp(args,"rgb4")) vf->priv->fmt=IMGFMT_RGB4; else
+	if(!strcasecmp(args,"rg4b")) vf->priv->fmt=IMGFMT_RG4B; else
+	if(!strcasecmp(args,"rgb1")) vf->priv->fmt=IMGFMT_RGB1; else
+	{ printf("Unknown format name: '%s'\n",args);return 0;}
+    }
+        
+
+    return 1;
+}
+
+#define ST_OFF(f) M_ST_OFF(struct vf_priv_s,f)
+static m_option_t vf_opts_fields[] = {
+  {"fmt", ST_OFF(fmt), CONF_TYPE_IMGFMT, 0,0 ,0, NULL},
+  { NULL, NULL, 0, 0, 0, 0,  NULL }
+};
+
+static m_struct_t vf_opts = {
+  "noformat",
+  sizeof(struct vf_priv_s),
+  &vf_priv_dflt,
+  vf_opts_fields
+};
+
+vf_info_t vf_info_noformat = {
+    "disallow one output format",
+    "noformat",
+    "Joey",
+    "",
+    open,
+    &vf_opts
+};
+
+//===========================================================================//