101 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			101 lines
		
	
	
		
			3.3 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
/*
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 *  Copyright (c) 2012 The WebM project authors. All Rights Reserved.
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 *
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 *  Use of this source code is governed by a BSD-style license
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 *  that can be found in the LICENSE file in the root of the source
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 *  tree. An additional intellectual property rights grant can be found
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 *  in the file PATENTS.  All contributing project authors may
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 *  be found in the AUTHORS file in the root of the source tree.
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 */
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#include <climits>
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#include "third_party/googletest/src/include/gtest/gtest.h"
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#include "test/codec_factory.h"
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#include "test/encode_test_driver.h"
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#include "test/i420_video_source.h"
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#include "test/util.h"
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namespace {
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const int kTestMode = 0;
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typedef std::tr1::tuple<libvpx_test::TestMode, int> SuperframeTestParam;
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class SuperframeTest
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    : public ::libvpx_test::EncoderTest,
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      public ::libvpx_test::CodecTestWithParam<SuperframeTestParam> {
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 protected:
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  SuperframeTest()
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      : EncoderTest(GET_PARAM(0)), modified_buf_(NULL), last_sf_pts_(0) {}
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  virtual ~SuperframeTest() {}
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  virtual void SetUp() {
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    InitializeConfig();
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    const SuperframeTestParam input = GET_PARAM(1);
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    const libvpx_test::TestMode mode = std::tr1::get<kTestMode>(input);
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    SetMode(mode);
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    sf_count_ = 0;
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    sf_count_max_ = INT_MAX;
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  }
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  virtual void TearDown() { delete[] modified_buf_; }
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  virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video,
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                                  libvpx_test::Encoder *encoder) {
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    if (video->frame() == 1) {
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      encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
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    }
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  }
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  virtual const vpx_codec_cx_pkt_t *MutateEncoderOutputHook(
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      const vpx_codec_cx_pkt_t *pkt) {
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    if (pkt->kind != VPX_CODEC_CX_FRAME_PKT) return pkt;
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    const uint8_t *buffer = reinterpret_cast<uint8_t *>(pkt->data.frame.buf);
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    const uint8_t marker = buffer[pkt->data.frame.sz - 1];
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    const int frames = (marker & 0x7) + 1;
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    const int mag = ((marker >> 3) & 3) + 1;
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    const unsigned int index_sz = 2 + mag * frames;
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    if ((marker & 0xe0) == 0xc0 && pkt->data.frame.sz >= index_sz &&
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        buffer[pkt->data.frame.sz - index_sz] == marker) {
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      // frame is a superframe. strip off the index.
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      if (modified_buf_) delete[] modified_buf_;
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      modified_buf_ = new uint8_t[pkt->data.frame.sz - index_sz];
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      memcpy(modified_buf_, pkt->data.frame.buf, pkt->data.frame.sz - index_sz);
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      modified_pkt_ = *pkt;
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      modified_pkt_.data.frame.buf = modified_buf_;
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      modified_pkt_.data.frame.sz -= index_sz;
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      sf_count_++;
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      last_sf_pts_ = pkt->data.frame.pts;
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      return &modified_pkt_;
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    }
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    // Make sure we do a few frames after the last SF
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    abort_ |=
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        sf_count_ > sf_count_max_ && pkt->data.frame.pts - last_sf_pts_ >= 5;
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    return pkt;
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  }
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  int sf_count_;
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  int sf_count_max_;
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  vpx_codec_cx_pkt_t modified_pkt_;
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  uint8_t *modified_buf_;
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  vpx_codec_pts_t last_sf_pts_;
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};
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TEST_P(SuperframeTest, TestSuperframeIndexIsOptional) {
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  sf_count_max_ = 0;  // early exit on successful test.
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  cfg_.g_lag_in_frames = 25;
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  ::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
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                                       30, 1, 0, 40);
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  ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
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  EXPECT_EQ(sf_count_, 1);
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}
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VP9_INSTANTIATE_TEST_CASE(
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    SuperframeTest,
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    ::testing::Combine(::testing::Values(::libvpx_test::kTwoPassGood),
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                       ::testing::Values(0)));
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}  // namespace
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