shithub: libvpx

Download patch

ref: c8de931e06cbd71e976a9e0618e42930b71aac88
parent: 1cc0e67d85576ca6831416204ad58aa88d1c3298
parent: e931dac733665970949138933b73621e55b321cd
author: Ronald S. Bultje <rbultje@google.com>
date: Thu May 2 09:56:06 EDT 2013 

Merge "Fix i4x4 mode reading and writing in sb8x8 bitstream." into experimental


--- a/vp9/decoder/vp9_decodemv.c
+++ b/vp9/decoder/vp9_decodemv.c
@@ -952,7 +952,12 @@
     // required for left and above block mv
     mv0->as_int = 0;
 
-    if (mbmi->sb_type > BLOCK_SIZE_MB16X16) {
+#if CONFIG_SB8X8
+    if (mbmi->sb_type > BLOCK_SIZE_SB8X8)
+#else
+    if (mbmi->sb_type > BLOCK_SIZE_MB16X16)
+#endif
+    {
       mbmi->mode = read_sb_ymode(r, cm->fc.sb_ymode_prob);
       cm->fc.sb_ymode_counts[mbmi->mode]++;
     } else {
@@ -970,7 +975,7 @@
         if (m == B_CONTEXT_PRED) m -= CONTEXT_PRED_REPLACEMENTS;
 #endif
         cm->fc.bmode_counts[m]++;
-      } while (++j < 16);
+      } while (++j < (16 >> (2 * CONFIG_SB8X8)));
     }
 
 #if !CONFIG_SB8X8
--- a/vp9/encoder/vp9_bitstream.c
+++ b/vp9/encoder/vp9_bitstream.c
@@ -671,7 +671,11 @@
     active_section = 6;
 #endif
 
+#if CONFIG_SB8X8
+    if (m->mbmi.sb_type > BLOCK_SIZE_SB8X8)
+#else
     if (m->mbmi.sb_type > BLOCK_SIZE_MB16X16)
+#endif
       write_sb_ymode(bc, mode, pc->fc.sb_ymode_prob);
     else
       write_ymode(bc, mode, pc->fc.ymode_prob);
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -2073,7 +2073,12 @@
 #endif
 #endif
 
-  if (xd->mode_info_context->mbmi.sb_type > BLOCK_SIZE_MB16X16) {
+#if CONFIG_SB8X8
+  if (xd->mode_info_context->mbmi.sb_type > BLOCK_SIZE_SB8X8)
+#else
+  if (xd->mode_info_context->mbmi.sb_type > BLOCK_SIZE_MB16X16)
+#endif
+  {
     ++cpi->sb_ymode_count[m];
   } else {
     ++cpi->ymode_count[m];