test/decode_to_md5.sh

   1 #!/bin/sh
   2 ##
   3 ##  Copyright (c) 2014 The WebM project authors. All Rights Reserved.
   4 ##
   5 ##  Use of this source code is governed by a BSD-style license
   6 ##  that can be found in the LICENSE file in the root of the source
   7 ##  tree. An additional intellectual property rights grant can be found
   8 ##  in the file PATENTS.  All contributing project authors may
   9 ##  be found in the AUTHORS file in the root of the source tree.
  10 ##
  11 ##  This file tests the libvpx decode_to_md5 example. To add new tests to this
  12 ##  file, do the following:
  13 ##    1. Write a shell function (this is your test).
  14 ##    2. Add the function to decode_to_md5_tests (on a new line).
  15 ##
  16 . $(dirname $0)/tools_common.sh
  17
  18 # Environment check: Make sure input is available:
  19 #   $VP8_IVF_FILE and $VP9_IVF_FILE are required.
  20 decode_to_md5_verify_environment() {
  21   if [ ! -e "${VP8_IVF_FILE}" ] || [ ! -e "${VP9_IVF_FILE}" ]; then
  22     echo "Libvpx test data must exist in LIBVPX_TEST_DATA_PATH."
  23     return 1
  24   fi
  25 }
  26
  27 # Runs decode_to_md5 on $1 and captures the md5 sum for the final frame. $2 is
  28 # interpreted as codec name and used solely to name the output file. $3 is the
  29 # expected md5 sum: It must match that of the final frame.
  30 decode_to_md5() {
  31   local decoder="${LIBVPX_BIN_PATH}/decode_to_md5${VPX_TEST_EXE_SUFFIX}"
  32   local input_file="$1"
  33   local codec="$2"
  34   local expected_md5="$3"
  35   local output_file="${VPX_TEST_OUTPUT_DIR}/decode_to_md5_${codec}"
  36
  37   [ -x "${decoder}" ] || return 1
  38
  39   eval "${decoder}" "${input_file}" "${output_file}" ${devnull}
  40
  41   [ -e "${output_file}" ] || return 1
  42
  43   local md5_last_frame=$(tail -n1 "${output_file}")
  44   local actual_md5=$(echo "${md5_last_frame% *}" | tr -d [:space:])
  45   [ "${actual_md5}" = "${expected_md5}" ] || return 1
  46 }
  47
  48 decode_to_md5_vp8() {
  49   # expected MD5 sum for the last frame.
  50   local expected_md5="56794d911b02190212bca92f88ad60c6"
  51
  52   if [ "$(vp8_decode_available)" = "yes" ]; then
  53     decode_to_md5 "${VP8_IVF_FILE}" "vp8" "${expected_md5}"
  54   fi
  55 }
  56
  57 decode_to_md5_vp9() {
  58   # expected MD5 sum for the last frame.
  59   local expected_md5="2952c0eae93f3dadd1aa84c50d3fd6d2"
  60
  61   if [ "$(vp9_decode_available)" = "yes" ]; then
  62     decode_to_md5 "${VP9_IVF_FILE}" "vp9" "${expected_md5}"
  63   fi
  64 }
  65
  66 decode_to_md5_tests="decode_to_md5_vp8
  67                      decode_to_md5_vp9"
  68
  69 run_tests decode_to_md5_verify_environment "${decode_to_md5_tests}"