[FFmpeg-cvslog] vf_idet: fix permissions.

[Nicolas George]

ffmpeg | branch: master | Nicolas George <nicolas.george at normalesup.org> | Tue Aug 14 18:45:30 2012 +0200| [5ec6ae91ba7206b48994d15be476c3e8a0b512b7] | committer: Nicolas George

vf_idet: fix permissions.

Only write needs to be removed, other can be left.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5ec6ae91ba7206b48994d15be476c3e8a0b512b7
---

 libavfilter/vf_idet.c |    7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/libavfilter/vf_idet.c b/libavfilter/vf_idet.c
index 02d073d..938f4a0 100644
--- a/libavfilter/vf_idet.c
+++ b/libavfilter/vf_idet.c
@@ -184,9 +184,9 @@ static int start_frame(AVFilterLink *link, AVFilterBufferRef *picref)
         return 0;
 
     if (!idet->prev)
-        idet->prev = avfilter_ref_buffer(idet->cur, AV_PERM_READ);
+        idet->prev = avfilter_ref_buffer(idet->cur, ~0);
 
-    return ff_start_frame(ctx->outputs[0], avfilter_ref_buffer(idet->cur, AV_PERM_READ));
+    return ff_start_frame(ctx->outputs[0], avfilter_ref_buffer(idet->cur, ~0));
 }
 
 static int end_frame(AVFilterLink *link)
@@ -327,11 +327,12 @@ AVFilter avfilter_vf_idet = {
                                           .start_frame      = start_frame,
                                           .draw_slice       = null_draw_slice,
                                           .end_frame        = end_frame,
-                                          .rej_perms        = AV_PERM_REUSE2, },
+                                          .min_perms        = AV_PERM_PRESERVE },
                                         { .name = NULL}},
 
     .outputs   = (const AVFilterPad[]) {{ .name       = "default",
                                           .type             = AVMEDIA_TYPE_VIDEO,
+                                          .rej_perms        = AV_PERM_WRITE,
                                           .poll_frame       = poll_frame,
                                           .request_frame    = request_frame, },
                                         { .name = NULL}},