vf_tinterlace: leave harmless permissions alone.

12 years ago · 71adb74059
parent d37f823207
commit 71adb74059
1 changed files with 1 additions and 1 deletions
--- a/libavfilter/vf_tinterlace.c
+++ b/libavfilter/vf_tinterlace.c
@ -294,7 +294,7 @@ static int end_frame(AVFilterLink *inlink)
        break;
    case MODE_INTERLACEX2: /* re-interlace preserving image height, double frame rate */
        /* output current frame first */
-        out = avfilter_ref_buffer(cur, AV_PERM_READ);
+        out = avfilter_ref_buffer(cur, ~AV_PERM_WRITE);
        out->video->interlaced = 1;

        ff_start_frame(outlink, out);