2 * Copyright (c) 2013 The WebM project authors. All Rights Reserved.
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
14 #include "third_party/googletest/src/include/gtest/gtest.h"
15 #include "test/codec_factory.h"
16 #include "test/encode_test_driver.h"
17 #include "test/i420_video_source.h"
18 #include "test/util.h"
19 #include "test/md5_helper.h"
21 #include "vpx_mem/vpx_mem.h"
25 class TileIndependenceTest : public ::libvpx_test::EncoderTest,
26 public ::libvpx_test::CodecTestWithParam<int> {
28 TileIndependenceTest()
29 : EncoderTest(GET_PARAM(0)),
32 n_tiles_(GET_PARAM(1)) {
33 init_flags_ = VPX_CODEC_USE_PSNR;
34 vpx_codec_dec_cfg_t cfg;
38 fw_dec_ = codec_->CreateDecoder(cfg, 0);
39 inv_dec_ = codec_->CreateDecoder(cfg, 0);
40 inv_dec_->Control(VP9_INVERT_TILE_DECODE_ORDER, 1);
43 virtual ~TileIndependenceTest() {
48 virtual void SetUp() {
50 SetMode(libvpx_test::kTwoPassGood);
53 virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video,
54 libvpx_test::Encoder *encoder) {
55 if (video->frame() == 1) {
56 encoder->Control(VP9E_SET_TILE_COLUMNS, n_tiles_);
60 void UpdateMD5(::libvpx_test::Decoder *dec, const vpx_codec_cx_pkt_t *pkt,
61 ::libvpx_test::MD5 *md5) {
62 const vpx_codec_err_t res = dec->DecodeFrame(
63 reinterpret_cast<uint8_t*>(pkt->data.frame.buf), pkt->data.frame.sz);
64 if (res != VPX_CODEC_OK) {
66 ASSERT_EQ(VPX_CODEC_OK, res);
68 const vpx_image_t *img = dec->GetDxData().Next();
72 virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
73 UpdateMD5(fw_dec_, pkt, &md5_fw_order_);
74 UpdateMD5(inv_dec_, pkt, &md5_inv_order_);
77 ::libvpx_test::MD5 md5_fw_order_, md5_inv_order_;
78 ::libvpx_test::Decoder *fw_dec_, *inv_dec_;
84 // run an encode with 2 or 4 tiles, and do the decode both in normal and
85 // inverted tile ordering. Ensure that the MD5 of the output in both cases
86 // is identical. If so, tiles are considered independent and the test passes.
87 TEST_P(TileIndependenceTest, MD5Match) {
88 const vpx_rational timebase = { 33333333, 1000000000 };
89 cfg_.g_timebase = timebase;
90 cfg_.rc_target_bitrate = 500;
91 cfg_.g_lag_in_frames = 25;
92 cfg_.rc_end_usage = VPX_VBR;
94 libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 704, 144,
95 timebase.den, timebase.num, 0, 30);
96 ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
98 const char *md5_fw_str = md5_fw_order_.Get();
99 const char *md5_inv_str = md5_inv_order_.Get();
101 // could use ASSERT_EQ(!memcmp(.., .., 16) here, but this gives nicer
102 // output if it fails. Not sure if it's helpful since it's really just
104 ASSERT_STREQ(md5_fw_str, md5_inv_str);
107 VP9_INSTANTIATE_TEST_CASE(TileIndependenceTest, ::testing::Range(0, 2, 1));