From: Johann <johannkoenig@google.com>
Date: Mon, 2 Apr 2018 22:33:34 +0000 (-0700)
Subject: remove support for yuv 411
X-Git-Tag: v1.8.0~749^2
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=b2c6e1410fce81f9482483db9a10a92ef9ff41fd;p=libvpx

remove support for yuv 411

Previously we attempted to convert 411 input. Remove support
because malformed 411 input can cause the conversion to crash.

BUG=webm:1386

Change-Id: I3d41465a94867ee7f8eaa43fb76beb41f8fa644b
---

diff --git a/y4minput.c b/y4minput.c
index bf349c059..56d559827 100644
--- a/y4minput.c
+++ b/y4minput.c
@@ -975,6 +975,8 @@ int y4m_input_open(y4m_input *_y4m, FILE *_fin, char *_skip, int _nskip,
     _y4m->aux_buf_sz =
         _y4m->aux_buf_read_sz + ((_y4m->pic_w + 1) / 2) * _y4m->pic_h;
     _y4m->convert = y4m_convert_411_420jpeg;
+    fprintf(stderr, "Unsupported conversion from yuv 411\n");
+    return -1;
   } else if (strcmp(_y4m->chroma_type, "444") == 0) {
     _y4m->src_c_dec_h = 1;
     _y4m->src_c_dec_v = 1;