shithub: libvpx

Info  •  Files  •  Log  •  Branches

Fix encoder crashes for odd size input

(cherry picked from commit 98431cde070a33fe346f1316abd8437cd873dbfa)

Change-Id: Id5c30c419282369cc8c3280d9a70b34a859a71d8

--- a/vp9/vp9_cx_iface.c

+++ b/vp9/vp9_cx_iface.c

@@ -1005,6 +1005,7 @@

   return flags;

 }

+const size_t kMinCompressedSize = 8192;

 static vpx_codec_err_t encoder_encode(vpx_codec_alg_priv_t  *ctx,

                                       const vpx_image_t *img,

                                       vpx_codec_pts_t pts,

@@ -1026,8 +1027,8 @@

       // instance for its status to determine the compressed data size.

       data_sz = ctx->cfg.g_w * ctx->cfg.g_h * get_image_bps(img) / 8 *

                 (cpi->multi_arf_allowed ? 8 : 2);

-      if (data_sz < 4096)

-        data_sz = 4096;

+      if (data_sz < kMinCompressedSize)

+        data_sz = kMinCompressedSize;

       if (ctx->cx_data == NULL || ctx->cx_data_sz < data_sz) {

         ctx->cx_data_sz = data_sz;

         free(ctx->cx_data);

--- a/vpx_dsp/psnrhvs.c

+++ b/vpx_dsp/psnrhvs.c

@@ -200,6 +200,8 @@

       }

     }

   }

+  if (pixels <=0)

+      return 0;

   ret /= pixels;

   return ret;

 }

-- 

⑨