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