Remove configure_multi_arf_buffer_updates()

The bit-stream syntax doesn't support lst2/3/bwd reference frame
update. Remove the deprecated function that goes such assumption.

Change-Id: I306c582c2efc63928e4231adef2ee549076a987c

diff --git a/vp9/encoder/vp9_firstpass.c b/vp9/encoder/vp9_firstpass.c
index 2d1a176..f916523 100644 (file)
--- a/vp9/encoder/vp9_firstpass.c
+++ b/vp9/encoder/vp9_firstpass.c
@@ -3192,113 +3192,6 @@ static void find_next_key_frame(VP9_COMP *cpi, FIRSTPASS_STATS *this_frame) {
   }
 }
 
-// Define the reference buffers that will be updated post encode.
-static void configure_multi_arf_buffer_updates(VP9_COMP *cpi) {
-  TWO_PASS *const twopass = &cpi->twopass;
-
-  cpi->rc.is_src_frame_alt_ref = 0;
-  cpi->rc.is_bwd_ref_frame = 0;
-  cpi->rc.is_last_bipred_frame = 0;
-  cpi->rc.is_bipred_frame = 0;
-  cpi->rc.is_src_frame_ext_arf = 0;
-
-  switch (twopass->gf_group.update_type[twopass->gf_group.index]) {
-    case KF_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 1;
-      cpi->refresh_bwd_ref_frame = 1;
-      cpi->refresh_alt2_ref_frame = 1;
-      cpi->refresh_alt_ref_frame = 1;
-      break;
-
-    case LF_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-      break;
-
-    case GF_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 1;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-      break;
-
-    case OVERLAY_UPDATE:
-      cpi->refresh_last_frame = 0;
-      cpi->refresh_golden_frame = 1;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-
-      cpi->rc.is_src_frame_alt_ref = 1;
-      break;
-
-    case ARF_UPDATE:
-      cpi->refresh_last_frame = 0;
-      cpi->refresh_golden_frame = 0;
-      // NOTE: BWDREF does not get updated along with ALTREF_FRAME.
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 1;
-      break;
-
-    case BRF_UPDATE:
-      cpi->refresh_last_frame = 0;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 1;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-
-      cpi->rc.is_bwd_ref_frame = 1;
-      break;
-
-    case LAST_BIPRED_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-
-      cpi->rc.is_last_bipred_frame = 1;
-      break;
-
-    case BIPRED_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-
-      cpi->rc.is_bipred_frame = 1;
-      break;
-
-    case INTNL_OVERLAY_UPDATE:
-      cpi->refresh_last_frame = 1;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 0;
-      cpi->refresh_alt_ref_frame = 0;
-
-      cpi->rc.is_src_frame_alt_ref = 1;
-      cpi->rc.is_src_frame_ext_arf = 1;
-      break;
-
-    case INTNL_ARF_UPDATE:
-      cpi->refresh_last_frame = 0;
-      cpi->refresh_golden_frame = 0;
-      cpi->refresh_bwd_ref_frame = 0;
-      cpi->refresh_alt2_ref_frame = 1;
-      cpi->refresh_alt_ref_frame = 0;
-      break;
-
-    default: assert(0); break;
-  }
-}
-
 static int is_skippable_frame(const VP9_COMP *cpi) {
   // If the current frame does not have non-zero motion vector detected in the
   // first  pass, and so do its previous and forward frames, then this frame
@@ -3332,11 +3225,7 @@ void vp9_rc_get_second_pass_params(VP9_COMP *cpi) {
   if (gf_group->update_type[gf_group->index] == ARF_UPDATE) {
     int target_rate;
 
-    if (cpi->extra_arf_allowed) {
-      configure_multi_arf_buffer_updates(cpi);
-    } else {
-      vp9_configure_buffer_updates(cpi, gf_group->index);
-    }
+    vp9_configure_buffer_updates(cpi, gf_group->index);
 
     target_rate = gf_group->bit_allocation[gf_group->index];
     target_rate = vp9_rc_clamp_pframe_target_size(cpi, target_rate);
@@ -3429,11 +3318,7 @@ void vp9_rc_get_second_pass_params(VP9_COMP *cpi) {
 #endif
   }
 
-  if (cpi->extra_arf_allowed) {
-    configure_multi_arf_buffer_updates(cpi);
-  } else {
-    vp9_configure_buffer_updates(cpi, gf_group->index);
-  }
+  vp9_configure_buffer_updates(cpi, gf_group->index);
 
   // Do the firstpass stats indicate that this frame is skippable for the
   // partition search?