diff --git a/test/test.mk b/test/test.mk index 52a54fb555d8b0f8651c16a20665fc9cef472bb5..c2a3aec596829b6259f997022c77166d1e8e543b 100644 --- a/test/test.mk +++ b/test/test.mk @@ -26,6 +26,7 @@ LIBVPX_TEST_SRCS-$(CONFIG_VP8_ENCODER) += keyframe_test.cc LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += borders_test.cc LIBVPX_TEST_SRCS-$(CONFIG_VP8_ENCODER) += resize_test.cc LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += cpu_speed_test.cc +LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += vp9_lossless_test.cc LIBVPX_TEST_SRCS-$(CONFIG_DECODERS) += ../md5_utils.h ../md5_utils.c LIBVPX_TEST_SRCS-yes += decode_test_driver.cc diff --git a/test/vp9_lossless_test.cc b/test/vp9_lossless_test.cc new file mode 100644 index 0000000000000000000000000000000000000000..441cc44da5b3b20e624588c089220bcc34307ed3 --- /dev/null +++ b/test/vp9_lossless_test.cc @@ -0,0 +1,75 @@ +/* + 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 "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 kMaxPsnr = 100; + +class LossLessTest : public ::libvpx_test::EncoderTest, + public ::libvpx_test::CodecTestWithParam<libvpx_test::TestMode> { + protected: + LossLessTest() : EncoderTest(GET_PARAM(0)), + psnr_(kMaxPsnr), + nframes_(0), + encoding_mode_(GET_PARAM(1)) { + } + + virtual ~LossLessTest() {} + + virtual void SetUp() { + InitializeConfig(); + SetMode(encoding_mode_); + } + + virtual void BeginPassHook(unsigned int /*pass*/) { + psnr_ = 0.0; + nframes_ = 0; + } + + virtual void PSNRPktHook(const vpx_codec_cx_pkt_t *pkt) { + if (pkt->data.psnr.psnr[0] < psnr_) + psnr_= pkt->data.psnr.psnr[0]; + } + + double GetMinPsnr() const { + return psnr_; + } + + private: + double psnr_; + unsigned int nframes_; + libvpx_test::TestMode encoding_mode_; +}; + +TEST_P(LossLessTest, TestLossLessEncoding) { + const vpx_rational timebase = { 33333333, 1000000000 }; + cfg_.g_timebase = timebase; + cfg_.rc_target_bitrate = 2000; + cfg_.g_lag_in_frames = 25; + cfg_.rc_min_quantizer = 0; + cfg_.rc_max_quantizer = 0; + + init_flags_ = VPX_CODEC_USE_PSNR; + + // intentionally changed the dimension for better testing coverage + libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 356, 284, + timebase.den, timebase.num, 0, 30); + + const double psnr_lossless = GetMinPsnr(); + EXPECT_GE(psnr_lossless, kMaxPsnr); +} +VP9_INSTANTIATE_TEST_CASE(LossLessTest, ALL_TEST_MODES); +} // namespace