From 2e39962d713367b67faa172ebd2abdc72fc9a9c4 Mon Sep 17 00:00:00 2001
From: Johann <johannkoenig@google.com>
Date: Mon, 7 Jan 2019 16:10:01 -0800
Subject: [PATCH] vp8 blend: resolve missing declarations

Remove unused functions.

BUG=webm:1584

Change-Id: If7a49e920e12f7fca0541190b87e6dae510df05c
---
 vp8/common/postproc.c | 118 --------------------------------------------------
 1 file changed, 118 deletions(-)

diff --git a/vp8/common/postproc.c b/vp8/common/postproc.c
index 1ff2e5c..2ed19c4 100644
--- a/vp8/common/postproc.c
+++ b/vp8/common/postproc.c
@@ -151,124 +151,6 @@ void vp8_de_noise(VP8_COMMON *cm, YV12_BUFFER_CONFIG *source,
 }
 #endif  // CONFIG_POSTPROC
 
-/* Blend the macro block with a solid colored square.  Leave the
- * edges unblended to give distinction to macro blocks in areas
- * filled with the same color block.
- */
-void vp8_blend_mb_inner_c(unsigned char *y, unsigned char *u, unsigned char *v,
-                          int y_1, int u_1, int v_1, int alpha, int stride) {
-  int i, j;
-  int y1_const = y_1 * ((1 << 16) - alpha);
-  int u1_const = u_1 * ((1 << 16) - alpha);
-  int v1_const = v_1 * ((1 << 16) - alpha);
-
-  y += 2 * stride + 2;
-  for (i = 0; i < 12; ++i) {
-    for (j = 0; j < 12; ++j) {
-      y[j] = (y[j] * alpha + y1_const) >> 16;
-    }
-    y += stride;
-  }
-
-  stride >>= 1;
-
-  u += stride + 1;
-  v += stride + 1;
-
-  for (i = 0; i < 6; ++i) {
-    for (j = 0; j < 6; ++j) {
-      u[j] = (u[j] * alpha + u1_const) >> 16;
-      v[j] = (v[j] * alpha + v1_const) >> 16;
-    }
-    u += stride;
-    v += stride;
-  }
-}
-
-/* Blend only the edge of the macro block.  Leave center
- * unblended to allow for other visualizations to be layered.
- */
-void vp8_blend_mb_outer_c(unsigned char *y, unsigned char *u, unsigned char *v,
-                          int y_1, int u_1, int v_1, int alpha, int stride) {
-  int i, j;
-  int y1_const = y_1 * ((1 << 16) - alpha);
-  int u1_const = u_1 * ((1 << 16) - alpha);
-  int v1_const = v_1 * ((1 << 16) - alpha);
-
-  for (i = 0; i < 2; ++i) {
-    for (j = 0; j < 16; ++j) {
-      y[j] = (y[j] * alpha + y1_const) >> 16;
-    }
-    y += stride;
-  }
-
-  for (i = 0; i < 12; ++i) {
-    y[0] = (y[0] * alpha + y1_const) >> 16;
-    y[1] = (y[1] * alpha + y1_const) >> 16;
-    y[14] = (y[14] * alpha + y1_const) >> 16;
-    y[15] = (y[15] * alpha + y1_const) >> 16;
-    y += stride;
-  }
-
-  for (i = 0; i < 2; ++i) {
-    for (j = 0; j < 16; ++j) {
-      y[j] = (y[j] * alpha + y1_const) >> 16;
-    }
-    y += stride;
-  }
-
-  stride >>= 1;
-
-  for (j = 0; j < 8; ++j) {
-    u[j] = (u[j] * alpha + u1_const) >> 16;
-    v[j] = (v[j] * alpha + v1_const) >> 16;
-  }
-  u += stride;
-  v += stride;
-
-  for (i = 0; i < 6; ++i) {
-    u[0] = (u[0] * alpha + u1_const) >> 16;
-    v[0] = (v[0] * alpha + v1_const) >> 16;
-
-    u[7] = (u[7] * alpha + u1_const) >> 16;
-    v[7] = (v[7] * alpha + v1_const) >> 16;
-
-    u += stride;
-    v += stride;
-  }
-
-  for (j = 0; j < 8; ++j) {
-    u[j] = (u[j] * alpha + u1_const) >> 16;
-    v[j] = (v[j] * alpha + v1_const) >> 16;
-  }
-}
-
-void vp8_blend_b_c(unsigned char *y, unsigned char *u, unsigned char *v,
-                   int y_1, int u_1, int v_1, int alpha, int stride) {
-  int i, j;
-  int y1_const = y_1 * ((1 << 16) - alpha);
-  int u1_const = u_1 * ((1 << 16) - alpha);
-  int v1_const = v_1 * ((1 << 16) - alpha);
-
-  for (i = 0; i < 4; ++i) {
-    for (j = 0; j < 4; ++j) {
-      y[j] = (y[j] * alpha + y1_const) >> 16;
-    }
-    y += stride;
-  }
-
-  stride >>= 1;
-
-  for (i = 0; i < 2; ++i) {
-    for (j = 0; j < 2; ++j) {
-      u[j] = (u[j] * alpha + u1_const) >> 16;
-      v[j] = (v[j] * alpha + v1_const) >> 16;
-    }
-    u += stride;
-    v += stride;
-  }
-}
-
 #if CONFIG_POSTPROC
 int vp8_post_proc_frame(VP8_COMMON *oci, YV12_BUFFER_CONFIG *dest,
                         vp8_ppflags_t *ppflags) {
-- 
2.7.4