/* *  Copyright (c) 2013 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. */ #include <cstdio>#include <cstdlib>#include <string>#include "third_party/googletest/src/include/gtest/gtest.h"#include "./vpx_config.h"#include "test/acm_random.h"#include "test/codec_factory.h"#include "test/decode_test_driver.h"#include "test/ivf_video_source.h"#include "test/md5_helper.h"#include "test/util.h"#if CONFIG_WEBM_IO#include "test/webm_video_source.h"#endif#include "vpx_mem/vpx_mem.h"#include "vpx/vp8.h" namespace { using libvpx_test::ACMRandom;using std::string; #if CONFIG_WEBM_IO void CheckUserPrivateData(void *user_priv, int *target) {  // actual pointer value should be the same as expected.  EXPECT_EQ(reinterpret_cast<void *>(target), user_priv)      << "user_priv pointer value does not match.";} // Decodes |filename|. Passes in user_priv data when calling DecodeFrame and// compares the user_priv from return img with the original user_priv to see if// they match. Both the pointer values and the values inside the addresses// should match.string DecodeFile(const string &filename) {  ACMRandom rnd(ACMRandom::DeterministicSeed());  libvpx_test::WebMVideoSource video(filename);  video.Init();   vpx_codec_dec_cfg_t cfg = vpx_codec_dec_cfg_t();  libvpx_test::VP9Decoder decoder(cfg, 0);   libvpx_test::MD5 md5;  int frame_num = 0;  for (video.Begin(); !::testing::Test::HasFailure() && video.cxdata();       video.Next()) {    void *user_priv = reinterpret_cast<void *>(&frame_num);    const vpx_codec_err_t res =        decoder.DecodeFrame(video.cxdata(), video.frame_size(),                            (frame_num == 0) ? nullptr : user_priv);    if (res != VPX_CODEC_OK) {      EXPECT_EQ(VPX_CODEC_OK, res) << decoder.DecodeError();      break;    }    libvpx_test::DxDataIterator dec_iter = decoder.GetDxData();    const vpx_image_t *img = nullptr;     // Get decompressed data.    while ((img = dec_iter.Next())) {      if (frame_num == 0) {        CheckUserPrivateData(img->user_priv, nullptr);      } else {        CheckUserPrivateData(img->user_priv, &frame_num);         // Also test ctrl_get_reference api.        struct vp9_ref_frame ref = vp9_ref_frame();        // Randomly fetch a reference frame.        ref.idx = rnd.Rand8() % 3;        decoder.Control(VP9_GET_REFERENCE, &ref);         CheckUserPrivateData(ref.img.user_priv, nullptr);      }      md5.Add(img);    }     frame_num++;  }  return string(md5.Get());} TEST(UserPrivTest, VideoDecode) {  // no tiles or frame parallel; this exercises the decoding to test the  // user_priv.  EXPECT_STREQ("b35a1b707b28e82be025d960aba039bc",               DecodeFile("vp90-2-03-size-226x226.webm").c_str());} #endif  // CONFIG_WEBM_IO }  // namespace