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/*
* Copyright (c) 2012 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 <climits>
#include "third_party/googletest/src/include/gtest/gtest.h"
#include "test/codec_factory.h"
#include "test/encode_test_driver.h"
#include "test/i420_video_source.h"
#include "test/util.h"
namespace {
const int kTestMode = 0;
const int kSuperframeSyntax = 1;
typedef std::tr1::tuple<libvpx_test::TestMode,int> SuperframeTestParam;
class SuperframeTest : public ::libvpx_test::EncoderTest,
public ::libvpx_test::CodecTestWithParam<SuperframeTestParam> {
protected:
SuperframeTest() : EncoderTest(GET_PARAM(0)), modified_buf_(NULL),
last_sf_pts_(0) {}
virtual ~SuperframeTest() {}
virtual void SetUp() {
InitializeConfig();
const SuperframeTestParam input = GET_PARAM(1);
const libvpx_test::TestMode mode = std::tr1::get<kTestMode>(input);
const int syntax = std::tr1::get<kSuperframeSyntax>(input);
SetMode(mode);
sf_count_ = 0;
sf_count_max_ = INT_MAX;
is_vp10_style_superframe_ = syntax;
}
virtual void TearDown() {
delete[] modified_buf_;
}
virtual void PreEncodeFrameHook(libvpx_test::VideoSource *video,
libvpx_test::Encoder *encoder) {
if (video->frame() == 1) {
encoder->Control(VP8E_SET_ENABLEAUTOALTREF, 1);
}
}
virtual const vpx_codec_cx_pkt_t * MutateEncoderOutputHook(
const vpx_codec_cx_pkt_t *pkt) {
if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
return pkt;
const uint8_t *buffer = reinterpret_cast<uint8_t*>(pkt->data.frame.buf);
const uint8_t marker = buffer[pkt->data.frame.sz - 1];
const int frames = (marker & 0x7) + 1;
const int mag = ((marker >> 3) & 3) + 1;
const unsigned int index_sz =
2 + mag * (frames - is_vp10_style_superframe_);
if ((marker & 0xe0) == 0xc0 &&
pkt->data.frame.sz >= index_sz &&
buffer[pkt->data.frame.sz - index_sz] == marker) {
// frame is a superframe. strip off the index.
if (modified_buf_)
delete[] modified_buf_;
modified_buf_ = new uint8_t[pkt->data.frame.sz - index_sz];
memcpy(modified_buf_, pkt->data.frame.buf,
pkt->data.frame.sz - index_sz);
modified_pkt_ = *pkt;
modified_pkt_.data.frame.buf = modified_buf_;
modified_pkt_.data.frame.sz -= index_sz;
sf_count_++;
last_sf_pts_ = pkt->data.frame.pts;
return &modified_pkt_;
}
// Make sure we do a few frames after the last SF
abort_ |= sf_count_ > sf_count_max_ &&
pkt->data.frame.pts - last_sf_pts_ >= 5;
return pkt;
}
int is_vp10_style_superframe_;
int sf_count_;
int sf_count_max_;
vpx_codec_cx_pkt_t modified_pkt_;
uint8_t *modified_buf_;
vpx_codec_pts_t last_sf_pts_;
};
TEST_P(SuperframeTest, TestSuperframeIndexIsOptional) {
sf_count_max_ = 0; // early exit on successful test.
cfg_.g_lag_in_frames = 25;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 40);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
EXPECT_EQ(sf_count_, 1);
}
VP9_INSTANTIATE_TEST_CASE(SuperframeTest, ::testing::Combine(
::testing::Values(::libvpx_test::kTwoPassGood),
::testing::Values(0)));
VP10_INSTANTIATE_TEST_CASE(SuperframeTest, ::testing::Combine(
::testing::Values(::libvpx_test::kTwoPassGood),
::testing::Values(CONFIG_MISC_FIXES)));
} // namespace
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