Add test for vp8_multi_resolution_encoder.

Change-Id: I94667a23046e3cf17c421ac97ca66ea57f846b5c

test/vp8_multi_resolution_encoder.sh

+#!/bin/sh
+##
+##  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+##
+##  Use of this source code is governed by a BSD-style license
+##  that can be found in the LICENSE file in the root of the source
+##  tree. An additional intellectual property rights grant can be found
+##  in the file PATENTS.  All contributing project authors may
+##  be found in the AUTHORS file in the root of the source tree.
+##
+##  This file tests the libvpx vp8_multi_resolution_encoder example. To add new
+##  tests to this file, do the following:
+##    1. Write a shell function (this is your test).
+##    2. Add the function to vp8_mre_tests (on a new line).
+##
+. $(dirname $0)/tools_common.sh
+
+# Environment check: $YUV_RAW_INPUT is required.
+vp8_multi_resolution_encoder_verify_environment() {
+  if [ "$(vpx_config_option_enabled CONFIG_MULTI_RES_ENCODING)" = "yes" ]; then
+    if [ ! -e "${YUV_RAW_INPUT}" ]; then
+      elog "Libvpx test data must exist in LIBVPX_TEST_DATA_PATH."
+      return 1
+    fi
+    local readonly app="vp8_multi_resolution_encoder"
+    if [ -z "$(vpx_tool_path "${app}")" ]; then
+      elog "${app} not found. It must exist in LIBVPX_BIN_PATH or its parent."
+      return 1
+    fi
+  fi
+}
+
+# Runs vp8_multi_resolution_encoder. Simply forwards all arguments to
+# vp8_multi_resolution_encoder after building path to the executable.
+vp8_mre() {
+  local readonly encoder="$(vpx_tool_path vp8_multi_resolution_encoder)"
+  if [ ! -x "${encoder}" ]; then
+    elog "${encoder} does not exist or is not executable."
+    return 1
+  fi
+
+  eval "${VPX_TEST_PREFIX}" "${encoder}" "$@"
+}
+
+vp8_multi_resolution_encoder_three_formats() {
+  local readonly output_files="${VPX_TEST_OUTPUT_DIR}/vp8_mre_0.ivf
+                               ${VPX_TEST_OUTPUT_DIR}/vp8_mre_1.ivf
+                               ${VPX_TEST_OUTPUT_DIR}/vp8_mre_2.ivf"
+
+  if [ "$(vpx_config_option_enabled CONFIG_MULTI_RES_ENCODING)" = "yes" ]; then
+    if [ "$(vp8_encode_available)" = "yes" ]; then
+      # Param order:
+      #  Input width
+      #  Input height
+      #  Input file path
+      #  Output file names
+      #  Output PSNR
+      vp8_mre "${YUV_RAW_INPUT_WIDTH}" \
+        "${YUV_RAW_INPUT_HEIGHT}" \
+        "${YUV_RAW_INPUT}" \
+        ${output_files} \
+        0
+
+      for output_file in ${output_files}; do
+        if [ ! -e "${output_file}" ]; then
+          elog "Missing output file: ${output_file}"
+          return 1
+        fi
+      done
+    fi
+  fi
+}
+
+vp8_mre_tests="vp8_multi_resolution_encoder_three_formats"
+run_tests vp8_multi_resolution_encoder_verify_environment "${vp8_mre_tests}"