Fix encoder real-time only configuration.

Remove allocation/deallocation of stats storage.
Remove full search functions in machine specific encoder inits.
Remove last pass validation in  validate_config.

Change-Id: I7f29be69273981a4fef6e80ecdb6217c68cbad4e

vp8/encoder/generic/csystemdependent.c

diff --git a/vp8/encoder/generic/csystemdependent.c b/vp8/encoder/generic/csystemdependent.c
index be00d02..4738a5b 100644
--- a/vp8/encoder/generic/csystemdependent.c
+++ b/vp8/encoder/generic/csystemdependent.c
@@ -91,8 +91,9 @@
 
     cpi->rtcd.quantize.quantb                = vp8_regular_quantize_b;
     cpi->rtcd.quantize.fastquantb            = vp8_fast_quantize_b_c;
-
+#if !(CONFIG_REALTIME_ONLY)
     cpi->rtcd.search.full_search             = vp8_full_search_sad;
+#endif
     cpi->rtcd.search.diamond_search          = vp8_diamond_search_sad;
 
     cpi->rtcd.temporal.apply                 = vp8_temporal_filter_apply_c;

vp8/encoder/mcomp.c

diff --git a/vp8/encoder/mcomp.c b/vp8/encoder/mcomp.c
index 9b91739..d9923fb 100644
--- a/vp8/encoder/mcomp.c
+++ b/vp8/encoder/mcomp.c
@@ -408,6 +408,7 @@
         diag = vfp->svf_halfpix_hv(y - 1, d->pre_stride, z, b->src_stride, &sse);
         break;
     case 3:
+    default:
         this_mv.col += 4;
         this_mv.row += 4;
         diag = vfp->svf_halfpix_hv(y, d->pre_stride, z, b->src_stride, &sse);
@@ -1387,8 +1388,6 @@
     else
         return INT_MAX;
 }
-#endif
-
 
 int vp8_full_search_sadx8(MACROBLOCK *x, BLOCK *b, BLOCKD *d, MV *ref_mv, int error_per_bit, int distance, vp8_variance_fn_ptr_t *fn_ptr, int *mvcost[2], int *mvsadcost[2], MV *center_mv)
 {
@@ -1541,6 +1540,7 @@
     else
         return INT_MAX;
 }
+#endif /* !(CONFIG_REALTIME_ONLY) */
 
 #ifdef ENTROPY_STATS
 void print_mode_context(void)

vp8/encoder/onyx_if.c

diff --git a/vp8/encoder/onyx_if.c b/vp8/encoder/onyx_if.c
index 47fc3f7..b7aa507 100644
--- a/vp8/encoder/onyx_if.c
+++ b/vp8/encoder/onyx_if.c
@@ -314,7 +314,7 @@
     vpx_free(cpi->tok);
     cpi->tok = 0;
 
-    // Structure used to minitor GF useage
+    // Structure used to monitor GF usage
     if (cpi->gf_active_flags != 0)
         vpx_free(cpi->gf_active_flags);
 
@@ -325,6 +325,7 @@
 
     cpi->mb.pip = 0;
 
+#if !(CONFIG_REALTIME_ONLY)
     if(cpi->total_stats)
         vpx_free(cpi->total_stats);
 
@@ -334,6 +335,7 @@
         vpx_free(cpi->this_frame_stats);
 
     cpi->this_frame_stats = 0;
+#endif
 }
 
 static void enable_segmentation(VP8_PTR ptr)
@@ -1448,6 +1450,7 @@
 
     cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
 
+#if !(CONFIG_REALTIME_ONLY)
     if(cpi->total_stats)
         vpx_free(cpi->total_stats);
 
@@ -1461,6 +1464,7 @@
     if(!cpi->total_stats || !cpi->this_frame_stats)
         vpx_internal_error(&cpi->common.error, VPX_CODEC_MEM_ERROR,
                            "Failed to allocate firstpass stats");
+#endif
 }
 
 
@@ -3150,8 +3154,8 @@
     // Update data structure that monitors level of reference to last GF
     vpx_memset(cpi->gf_active_flags, 1, (cm->mb_rows * cm->mb_cols));
     cpi->gf_active_count = cm->mb_rows * cm->mb_cols;
-    // this frame refreshes means next frames don't unless specified by user
 
+    // this frame refreshes means next frames don't unless specified by user
     cpi->common.frames_since_golden = 0;
 
     // Clear the alternate reference update pending flag.
@@ -4362,10 +4366,6 @@
                                            IF_RTCD(&cpi->rtcd.variance));
     }
 
-    // Update the GF useage maps.
-    // This is done after completing the compression of a frame when all modes etc. are finalized but before loop filter
-    vp8_update_gf_useage_maps(cpi, cm, &cpi->mb);
-
     // This frame's MVs are saved and will be used in next frame's MV prediction.
     if(cm->show_frame)   //do not save for altref frame
     {

vp8/encoder/x86/x86_csystemdependent.c

diff --git a/vp8/encoder/x86/x86_csystemdependent.c b/vp8/encoder/x86/x86_csystemdependent.c
index c7dffc4..f9b3ea1 100644
--- a/vp8/encoder/x86/x86_csystemdependent.c
+++ b/vp8/encoder/x86/x86_csystemdependent.c
@@ -323,8 +323,9 @@
         cpi->rtcd.variance.sad8x16x3             = vp8_sad8x16x3_sse3;
         cpi->rtcd.variance.sad8x8x3              = vp8_sad8x8x3_sse3;
         cpi->rtcd.variance.sad4x4x3              = vp8_sad4x4x3_sse3;
+#if !(CONFIG_REALTIME_ONLY)
         cpi->rtcd.search.full_search             = vp8_full_search_sadx3;
-
+#endif
         cpi->rtcd.variance.sad16x16x4d           = vp8_sad16x16x4d_sse3;
         cpi->rtcd.variance.sad16x8x4d            = vp8_sad16x8x4d_sse3;
         cpi->rtcd.variance.sad8x16x4d            = vp8_sad8x16x4d_sse3;
@@ -353,7 +354,9 @@
         cpi->rtcd.variance.sad8x16x8             = vp8_sad8x16x8_sse4;
         cpi->rtcd.variance.sad8x8x8              = vp8_sad8x8x8_sse4;
         cpi->rtcd.variance.sad4x4x8              = vp8_sad4x4x8_sse4;
+#if !(CONFIG_REALTIME_ONLY)
         cpi->rtcd.search.full_search             = vp8_full_search_sadx8;
+#endif
     }
 #endif
 

vp8/vp8_cx_iface.c

diff --git a/vp8/vp8_cx_iface.c b/vp8/vp8_cx_iface.c
index 1c9009a..903c56c 100644
--- a/vp8/vp8_cx_iface.c
+++ b/vp8/vp8_cx_iface.c
@@ -194,6 +194,7 @@
     RANGE_CHECK(vp8_cfg, arnr_type,       1, 3);
     RANGE_CHECK(vp8_cfg, cq_level, 0, 63);
 
+#if !(CONFIG_REALTIME_ONLY)
     if (cfg->g_pass == VPX_RC_LAST_PASS)
     {
         int              mb_r = (cfg->g_h + 15) / 16;
@@ -217,6 +218,7 @@
         if ((int)(stats->count + 0.5) != n_packets - 1)
             ERROR("rc_twopass_stats_in missing EOS stats packet");
     }
+#endif
 
     return VPX_CODEC_OK;
 }