1 /* 2 * Copyright (c) 2012 The WebM project authors. All Rights Reserved. 3 * 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. 9 */ 10 #include <climits> 11 #include "third_party/googletest/src/include/gtest/gtest.h" 12 #include "test/codec_factory.h" 13 #include "test/encode_test_driver.h" 14 #include "test/i420_video_source.h" 15 #include "test/util.h" 16 17 namespace { 18 19 const int kTestMode = 0; 20 21 typedef std::tr1::tuple<libvpx_test::TestMode, int> SuperframeTestParam; 22 23 class SuperframeTest 24 : public ::libvpx_test::EncoderTest, 25 public ::libvpx_test::CodecTestWithParam<SuperframeTestParam> { 26 protected: 27 SuperframeTest() 28 : EncoderTest(GET_PARAM(0)), modified_buf_(NULL), last_sf_pts_(0) {} 29 virtual ~SuperframeTest() {} 30 31 virtual void SetUp() { 32 InitializeConfig(); 33 const SuperframeTestParam input = GET_PARAM(1); 34 const libvpx_test::TestMode mode = std::tr1::get<kTestMode>(input); 35 SetMode(mode); 36 sf_count_ = 0; 37 sf_count_max_ = INT_MAX; 38 } 39 40 virtual void TearDown() { delete[] modified_buf_; } 41 42 virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video, 43 libvpx_test::Encoder *encoder) { 44 if (video->frame() == 1) { 45 encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1); 46 } 47 } 48 49 virtual const vpx_codec_cx_pkt_t *MutateEncoderOutputHook( 50 const vpx_codec_cx_pkt_t *pkt) { 51 if (pkt->kind != VPX_CODEC_CX_FRAME_PKT) return pkt; 52 53 const uint8_t *buffer = reinterpret_cast<uint8_t *>(pkt->data.frame.buf); 54 const uint8_t marker = buffer[pkt->data.frame.sz - 1]; 55 const int frames = (marker & 0x7) + 1; 56 const int mag = ((marker >> 3) & 3) + 1; 57 const unsigned int index_sz = 2 + mag * frames; 58 if ((marker & 0xe0) == 0xc0 && pkt->data.frame.sz >= index_sz && 59 buffer[pkt->data.frame.sz - index_sz] == marker) { 60 // frame is a superframe. strip off the index. 61 if (modified_buf_) delete[] modified_buf_; 62 modified_buf_ = new uint8_t[pkt->data.frame.sz - index_sz]; 63 memcpy(modified_buf_, pkt->data.frame.buf, pkt->data.frame.sz - index_sz); 64 modified_pkt_ = *pkt; 65 modified_pkt_.data.frame.buf = modified_buf_; 66 modified_pkt_.data.frame.sz -= index_sz; 67 68 sf_count_++; 69 last_sf_pts_ = pkt->data.frame.pts; 70 return &modified_pkt_; 71 } 72 73 // Make sure we do a few frames after the last SF 74 abort_ |= 75 sf_count_ > sf_count_max_ && pkt->data.frame.pts - last_sf_pts_ >= 5; 76 return pkt; 77 } 78 79 int sf_count_; 80 int sf_count_max_; 81 vpx_codec_cx_pkt_t modified_pkt_; 82 uint8_t *modified_buf_; 83 vpx_codec_pts_t last_sf_pts_; 84 }; 85 86 TEST_P(SuperframeTest, TestSuperframeIndexIsOptional) { 87 sf_count_max_ = 0; // early exit on successful test. 88 cfg_.g_lag_in_frames = 25; 89 90 ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288, 91 30, 1, 0, 40); 92 ASSERT_NO_FATAL_FAILURE(RunLoop(&video)); 93 EXPECT_EQ(sf_count_, 1); 94 } 95 96 VP9_INSTANTIATE_TEST_CASE( 97 SuperframeTest, 98 ::testing::Combine(::testing::Values(::libvpx_test::kTwoPassGood), 99 ::testing::Values(0))); 100 } // namespace 101