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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 "./vpx_config.h"
#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"
#include "test/y4m_video_source.h"
#include "vpx/vpx_codec.h"
#include "vpx_ports/bitops.h"
namespace {
class DatarateTestVP9 : public ::libvpx_test::EncoderTest {
public:
explicit DatarateTestVP9(const ::libvpx_test::CodecFactory *codec)
: EncoderTest(codec) {}
protected:
virtual ~DatarateTestVP9() {}
virtual void ResetModel() {
last_pts_ = 0;
bits_in_buffer_model_ = cfg_.rc_target_bitrate * cfg_.rc_buf_initial_sz;
frame_number_ = 0;
tot_frame_number_ = 0;
first_drop_ = 0;
num_drops_ = 0;
aq_mode_ = 3;
// Denoiser is off by default.
denoiser_on_ = 0;
// For testing up to 3 layers.
for (int i = 0; i < 3; ++i) {
bits_total_[i] = 0;
}
denoiser_offon_test_ = 0;
denoiser_offon_period_ = -1;
frame_parallel_decoding_mode_ = 1;
use_roi_ = false;
}
//
// Frame flags and layer id for temporal layers.
//
// For two layers, test pattern is:
// 1 3
// 0 2 .....
// For three layers, test pattern is:
// 1 3 5 7
// 2 6
// 0 4 ....
// LAST is always update on base/layer 0, GOLDEN is updated on layer 1.
// For this 3 layer example, the 2nd enhancement layer (layer 2) updates
// the altref frame.
static int GetFrameFlags(int frame_num, int num_temp_layers) {
int frame_flags = 0;
if (num_temp_layers == 2) {
if (frame_num % 2 == 0) {
// Layer 0: predict from L and ARF, update L.
frame_flags =
VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF;
} else {
// Layer 1: predict from L, G and ARF, and update G.
frame_flags = VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST |
VP8_EFLAG_NO_UPD_ENTROPY;
}
} else if (num_temp_layers == 3) {
if (frame_num % 4 == 0) {
// Layer 0: predict from L and ARF; update L.
frame_flags =
VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_REF_GF;
} else if ((frame_num - 2) % 4 == 0) {
// Layer 1: predict from L, G, ARF; update G.
frame_flags = VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_UPD_LAST;
} else if ((frame_num - 1) % 2 == 0) {
// Layer 2: predict from L, G, ARF; update ARF.
frame_flags = VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_LAST;
}
}
return frame_flags;
}
static int SetLayerId(int frame_num, int num_temp_layers) {
int layer_id = 0;
if (num_temp_layers == 2) {
if (frame_num % 2 == 0) {
layer_id = 0;
} else {
layer_id = 1;
}
} else if (num_temp_layers == 3) {
if (frame_num % 4 == 0) {
layer_id = 0;
} else if ((frame_num - 2) % 4 == 0) {
layer_id = 1;
} else if ((frame_num - 1) % 2 == 0) {
layer_id = 2;
}
}
return layer_id;
}
virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
::libvpx_test::Encoder *encoder) {
if (video->frame() == 0) {
encoder->Control(VP8E_SET_CPUUSED, set_cpu_used_);
encoder->Control(VP9E_SET_AQ_MODE, aq_mode_);
}
if (denoiser_offon_test_) {
ASSERT_GT(denoiser_offon_period_, 0)
<< "denoiser_offon_period_ is not positive.";
if ((video->frame() + 1) % denoiser_offon_period_ == 0) {
// Flip denoiser_on_ periodically
denoiser_on_ ^= 1;
}
}
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, denoiser_on_);
encoder->Control(VP9E_SET_TILE_COLUMNS, get_msb(cfg_.g_threads));
encoder->Control(VP9E_SET_FRAME_PARALLEL_DECODING,
frame_parallel_decoding_mode_);
if (use_roi_) {
encoder->Control(VP9E_SET_ROI_MAP, &roi_);
encoder->Control(VP9E_SET_AQ_MODE, 0);
}
if (cfg_.ts_number_layers > 1) {
if (video->frame() == 0) {
encoder->Control(VP9E_SET_SVC, 1);
}
vpx_svc_layer_id_t layer_id;
layer_id.spatial_layer_id = 0;
frame_flags_ = GetFrameFlags(video->frame(), cfg_.ts_number_layers);
layer_id.temporal_layer_id =
SetLayerId(video->frame(), cfg_.ts_number_layers);
encoder->Control(VP9E_SET_SVC_LAYER_ID, &layer_id);
}
const vpx_rational_t tb = video->timebase();
timebase_ = static_cast<double>(tb.num) / tb.den;
duration_ = 0;
}
virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
// Time since last timestamp = duration.
vpx_codec_pts_t duration = pkt->data.frame.pts - last_pts_;
if (duration > 1) {
// If first drop not set and we have a drop set it to this time.
if (!first_drop_) first_drop_ = last_pts_ + 1;
// Update the number of frame drops.
num_drops_ += static_cast<int>(duration - 1);
// Update counter for total number of frames (#frames input to encoder).
// Needed for setting the proper layer_id below.
tot_frame_number_ += static_cast<int>(duration - 1);
}
int layer = SetLayerId(tot_frame_number_, cfg_.ts_number_layers);
// Add to the buffer the bits we'd expect from a constant bitrate server.
bits_in_buffer_model_ += static_cast<int64_t>(
duration * timebase_ * cfg_.rc_target_bitrate * 1000);
// Buffer should not go negative.
ASSERT_GE(bits_in_buffer_model_, 0)
<< "Buffer Underrun at frame " << pkt->data.frame.pts;
const size_t frame_size_in_bits = pkt->data.frame.sz * 8;
// Update the total encoded bits. For temporal layers, update the cumulative
// encoded bits per layer.
for (int i = layer; i < static_cast<int>(cfg_.ts_number_layers); ++i) {
bits_total_[i] += frame_size_in_bits;
}
// Update the most recent pts.
last_pts_ = pkt->data.frame.pts;
++frame_number_;
++tot_frame_number_;
}
virtual void EndPassHook(void) {
for (int layer = 0; layer < static_cast<int>(cfg_.ts_number_layers);
++layer) {
duration_ = (last_pts_ + 1) * timebase_;
if (bits_total_[layer]) {
// Effective file datarate:
effective_datarate_[layer] = (bits_total_[layer] / 1000.0) / duration_;
}
}
}
vpx_codec_pts_t last_pts_;
double timebase_;
int frame_number_; // Counter for number of non-dropped/encoded frames.
int tot_frame_number_; // Counter for total number of input frames.
int64_t bits_total_[3];
double duration_;
double effective_datarate_[3];
int set_cpu_used_;
int64_t bits_in_buffer_model_;
vpx_codec_pts_t first_drop_;
int num_drops_;
int aq_mode_;
int denoiser_on_;
int denoiser_offon_test_;
int denoiser_offon_period_;
int frame_parallel_decoding_mode_;
bool use_roi_;
vpx_roi_map_t roi_;
};
// Params: test mode, speed setting and index for bitrate array.
class DatarateTestVP9Large
: public DatarateTestVP9,
public ::libvpx_test::CodecTestWith3Params<libvpx_test::TestMode, int,
int> {
public:
DatarateTestVP9Large() : DatarateTestVP9(GET_PARAM(0)) {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(GET_PARAM(1));
set_cpu_used_ = GET_PARAM(2);
ResetModel();
}
};
// Params: test mode, speed setting.
class DatarateTestVP9LargeOneBR
: public DatarateTestVP9,
public ::libvpx_test::CodecTestWith2Params<libvpx_test::TestMode, int> {
public:
DatarateTestVP9LargeOneBR() : DatarateTestVP9(GET_PARAM(0)) {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(GET_PARAM(1));
set_cpu_used_ = GET_PARAM(2);
ResetModel();
}
};
// Params: test mode, speed setting and index for bitrate array.
class DatarateTestVP9LargeVBR
: public DatarateTestVP9,
public ::libvpx_test::CodecTestWith3Params<libvpx_test::TestMode, int,
int> {
public:
DatarateTestVP9LargeVBR() : DatarateTestVP9(GET_PARAM(0)) {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(GET_PARAM(1));
set_cpu_used_ = GET_PARAM(2);
ResetModel();
}
};
// Check basic rate targeting for VBR mode with 0 lag.
TEST_P(DatarateTestVP9LargeVBR, BasicRateTargetingVBRLagZero) {
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.g_error_resilient = 0;
cfg_.rc_end_usage = VPX_VBR;
cfg_.g_lag_in_frames = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 300);
const int bitrates[2] = { 400, 800 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.75)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.36)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for VBR mode with non-zero lag.
TEST_P(DatarateTestVP9LargeVBR, BasicRateTargetingVBRLagNonZero) {
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.g_error_resilient = 0;
cfg_.rc_end_usage = VPX_VBR;
// For non-zero lag, rate control will work (be within bounds) for
// real-time mode.
if (deadline_ == VPX_DL_REALTIME) {
cfg_.g_lag_in_frames = 15;
} else {
cfg_.g_lag_in_frames = 0;
}
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 300);
const int bitrates[2] = { 400, 800 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.75)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.35)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for VBR mode with non-zero lag, with
// frame_parallel_decoding_mode off. This enables the adapt_coeff/mode/mv probs
// since error_resilience is off.
TEST_P(DatarateTestVP9LargeVBR, BasicRateTargetingVBRLagNonZeroFrameParDecOff) {
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.g_error_resilient = 0;
cfg_.rc_end_usage = VPX_VBR;
// For non-zero lag, rate control will work (be within bounds) for
// real-time mode.
if (deadline_ == VPX_DL_REALTIME) {
cfg_.g_lag_in_frames = 15;
} else {
cfg_.g_lag_in_frames = 0;
}
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 300);
const int bitrates[2] = { 400, 800 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
frame_parallel_decoding_mode_ = 0;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.75)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.35)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for CBR mode.
TEST_P(DatarateTestVP9Large, BasicRateTargeting) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 140);
const int bitrates[4] = { 150, 350, 550, 750 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for CBR mode, with frame_parallel_decoding_mode
// off( and error_resilience off).
TEST_P(DatarateTestVP9Large, BasicRateTargetingFrameParDecOff) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.g_error_resilient = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 140);
const int bitrates[4] = { 150, 350, 550, 750 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
frame_parallel_decoding_mode_ = 0;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for CBR mode, with 2 threads and dropped frames.
TEST_P(DatarateTestVP9LargeOneBR, BasicRateTargetingDropFramesMultiThreads) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 30;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
// Encode using multiple threads.
cfg_.g_threads = 2;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 140);
cfg_.rc_target_bitrate = 200;
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic rate targeting for CBR.
TEST_P(DatarateTestVP9Large, BasicRateTargeting444) {
::libvpx_test::Y4mVideoSource video("rush_hour_444.y4m", 0, 140);
cfg_.g_profile = 1;
cfg_.g_timebase = video.timebase();
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
const int bitrates[4] = { 250, 450, 650, 850 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(static_cast<double>(cfg_.rc_target_bitrate),
effective_datarate_[0] * 0.80)
<< " The datarate for the file exceeds the target by too much!";
ASSERT_LE(static_cast<double>(cfg_.rc_target_bitrate),
effective_datarate_[0] * 1.15)
<< " The datarate for the file missed the target!"
<< cfg_.rc_target_bitrate << " " << effective_datarate_;
}
// Check that (1) the first dropped frame gets earlier and earlier
// as the drop frame threshold is increased, and (2) that the total number of
// frame drops does not decrease as we increase frame drop threshold.
// Use a lower qp-max to force some frame drops.
TEST_P(DatarateTestVP9Large, ChangingDropFrameThresh) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_undershoot_pct = 20;
cfg_.rc_undershoot_pct = 20;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 50;
cfg_.rc_end_usage = VPX_CBR;
cfg_.rc_target_bitrate = 200;
cfg_.g_lag_in_frames = 0;
// TODO(marpan): Investigate datarate target failures with a smaller keyframe
// interval (128).
cfg_.kf_max_dist = 9999;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 140);
const int kDropFrameThreshTestStep = 30;
const int bitrates[2] = { 50, 150 };
const int bitrate_index = GET_PARAM(3);
if (bitrate_index > 1) return;
cfg_.rc_target_bitrate = bitrates[bitrate_index];
vpx_codec_pts_t last_drop = 140;
int last_num_drops = 0;
for (int i = 10; i < 100; i += kDropFrameThreshTestStep) {
cfg_.rc_dropframe_thresh = i;
ResetModel();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.25)
<< " The datarate for the file is greater than target by too much!";
ASSERT_LE(first_drop_, last_drop)
<< " The first dropped frame for drop_thresh " << i
<< " > first dropped frame for drop_thresh "
<< i - kDropFrameThreshTestStep;
ASSERT_GE(num_drops_, last_num_drops * 0.85)
<< " The number of dropped frames for drop_thresh " << i
<< " < number of dropped frames for drop_thresh "
<< i - kDropFrameThreshTestStep;
last_drop = first_drop_;
last_num_drops = num_drops_;
}
} // namespace
// Check basic rate targeting for 2 temporal layers.
TEST_P(DatarateTestVP9Large, BasicRateTargeting2TemporalLayers) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
// 2 Temporal layers, no spatial layers: Framerate decimation (2, 1).
cfg_.ss_number_layers = 1;
cfg_.ts_number_layers = 2;
cfg_.ts_rate_decimator[0] = 2;
cfg_.ts_rate_decimator[1] = 1;
cfg_.temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 200);
const int bitrates[4] = { 200, 400, 600, 800 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
// 60-40 bitrate allocation for 2 temporal layers.
cfg_.layer_target_bitrate[0] = 60 * cfg_.rc_target_bitrate / 100;
cfg_.layer_target_bitrate[1] = cfg_.rc_target_bitrate;
aq_mode_ = 0;
if (deadline_ == VPX_DL_REALTIME) {
aq_mode_ = 3;
cfg_.g_error_resilient = 1;
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
for (int j = 0; j < static_cast<int>(cfg_.ts_number_layers); ++j) {
ASSERT_GE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 0.85)
<< " The datarate for the file is lower than target by too much, "
"for layer: "
<< j;
ASSERT_LE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 1.15)
<< " The datarate for the file is greater than target by too much, "
"for layer: "
<< j;
}
}
// Check basic rate targeting for 3 temporal layers.
TEST_P(DatarateTestVP9Large, BasicRateTargeting3TemporalLayers) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
// 3 Temporal layers, no spatial layers: Framerate decimation (4, 2, 1).
cfg_.ss_number_layers = 1;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 200);
const int bitrates[4] = { 200, 400, 600, 800 };
const int bitrate_index = GET_PARAM(3);
cfg_.rc_target_bitrate = bitrates[bitrate_index];
ResetModel();
// 40-20-40 bitrate allocation for 3 temporal layers.
cfg_.layer_target_bitrate[0] = 40 * cfg_.rc_target_bitrate / 100;
cfg_.layer_target_bitrate[1] = 60 * cfg_.rc_target_bitrate / 100;
cfg_.layer_target_bitrate[2] = cfg_.rc_target_bitrate;
aq_mode_ = 0;
if (deadline_ == VPX_DL_REALTIME) {
aq_mode_ = 3;
cfg_.g_error_resilient = 1;
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
for (int j = 0; j < static_cast<int>(cfg_.ts_number_layers); ++j) {
// TODO(yaowu): Work out more stable rc control strategy and
// Adjust the thresholds to be tighter than .75.
ASSERT_GE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 0.75)
<< " The datarate for the file is lower than target by too much, "
"for layer: "
<< j;
// TODO(yaowu): Work out more stable rc control strategy and
// Adjust the thresholds to be tighter than 1.25.
ASSERT_LE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 1.25)
<< " The datarate for the file is greater than target by too much, "
"for layer: "
<< j;
}
}
// Check basic rate targeting for 3 temporal layers, with frame dropping.
// Only for one (low) bitrate with lower max_quantizer, and somewhat higher
// frame drop threshold, to force frame dropping.
TEST_P(DatarateTestVP9LargeOneBR,
BasicRateTargeting3TemporalLayersFrameDropping) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
// Set frame drop threshold and rc_max_quantizer to force some frame drops.
cfg_.rc_dropframe_thresh = 20;
cfg_.rc_max_quantizer = 45;
cfg_.rc_min_quantizer = 0;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
// 3 Temporal layers, no spatial layers: Framerate decimation (4, 2, 1).
cfg_.ss_number_layers = 1;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 200);
cfg_.rc_target_bitrate = 200;
ResetModel();
// 40-20-40 bitrate allocation for 3 temporal layers.
cfg_.layer_target_bitrate[0] = 40 * cfg_.rc_target_bitrate / 100;
cfg_.layer_target_bitrate[1] = 60 * cfg_.rc_target_bitrate / 100;
cfg_.layer_target_bitrate[2] = cfg_.rc_target_bitrate;
aq_mode_ = 0;
if (deadline_ == VPX_DL_REALTIME) {
aq_mode_ = 3;
cfg_.g_error_resilient = 1;
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
for (int j = 0; j < static_cast<int>(cfg_.ts_number_layers); ++j) {
ASSERT_GE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 0.85)
<< " The datarate for the file is lower than target by too much, "
"for layer: "
<< j;
ASSERT_LE(effective_datarate_[j], cfg_.layer_target_bitrate[j] * 1.15)
<< " The datarate for the file is greater than target by too much, "
"for layer: "
<< j;
// Expect some frame drops in this test: for this 200 frames test,
// expect at least 10% and not more than 60% drops.
ASSERT_GE(num_drops_, 20);
ASSERT_LE(num_drops_, 130);
}
}
// Params: speed setting.
class DatarateTestVP9RealTime : public DatarateTestVP9,
public ::libvpx_test::CodecTestWithParam<int> {
public:
DatarateTestVP9RealTime() : DatarateTestVP9(GET_PARAM(0)) {}
virtual ~DatarateTestVP9RealTime() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
set_cpu_used_ = GET_PARAM(1);
ResetModel();
}
};
// Check VP9 region of interest feature.
TEST_P(DatarateTestVP9RealTime, RegionOfInterest) {
if (deadline_ != VPX_DL_REALTIME || set_cpu_used_ < 5) return;
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 0;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 300);
cfg_.rc_target_bitrate = 450;
cfg_.g_w = 352;
cfg_.g_h = 288;
ResetModel();
// Set ROI parameters
use_roi_ = true;
memset(&roi_, 0, sizeof(roi_));
roi_.rows = (cfg_.g_h + 7) / 8;
roi_.cols = (cfg_.g_w + 7) / 8;
roi_.delta_q[1] = -20;
roi_.delta_lf[1] = -20;
memset(roi_.ref_frame, -1, sizeof(roi_.ref_frame));
roi_.ref_frame[1] = 1;
// Use 2 states: 1 is center square, 0 is the rest.
roi_.roi_map = reinterpret_cast<uint8_t *>(
calloc(roi_.rows * roi_.cols, sizeof(*roi_.roi_map)));
ASSERT_TRUE(roi_.roi_map != NULL);
for (unsigned int i = 0; i < roi_.rows; ++i) {
for (unsigned int j = 0; j < roi_.cols; ++j) {
if (i > (roi_.rows >> 2) && i < ((roi_.rows * 3) >> 2) &&
j > (roi_.cols >> 2) && j < ((roi_.cols * 3) >> 2)) {
roi_.roi_map[i * roi_.cols + j] = 1;
}
}
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(cfg_.rc_target_bitrate, effective_datarate_[0] * 0.90)
<< " The datarate for the file exceeds the target!";
ASSERT_LE(cfg_.rc_target_bitrate, effective_datarate_[0] * 1.4)
<< " The datarate for the file missed the target!";
free(roi_.roi_map);
}
#if CONFIG_VP9_TEMPORAL_DENOISING
// Params: speed setting.
class DatarateTestVP9LargeDenoiser : public DatarateTestVP9RealTime {
public:
virtual ~DatarateTestVP9LargeDenoiser() {}
};
// Check basic datarate targeting, for a single bitrate, when denoiser is on.
TEST_P(DatarateTestVP9LargeDenoiser, LowNoise) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 2;
cfg_.rc_max_quantizer = 56;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 140);
// For the temporal denoiser (#if CONFIG_VP9_TEMPORAL_DENOISING),
// there is only one denoiser mode: denoiserYonly(which is 1),
// but may add more modes in the future.
cfg_.rc_target_bitrate = 300;
ResetModel();
// Turn on the denoiser.
denoiser_on_ = 1;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic datarate targeting, for a single bitrate, when denoiser is on,
// for clip with high noise level. Use 2 threads.
TEST_P(DatarateTestVP9LargeDenoiser, HighNoise) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 2;
cfg_.rc_max_quantizer = 56;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.g_threads = 2;
::libvpx_test::Y4mVideoSource video("noisy_clip_640_360.y4m", 0, 200);
// For the temporal denoiser (#if CONFIG_VP9_TEMPORAL_DENOISING),
// there is only one denoiser mode: kDenoiserOnYOnly(which is 1),
// but may add more modes in the future.
cfg_.rc_target_bitrate = 1000;
ResetModel();
// Turn on the denoiser.
denoiser_on_ = 1;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic datarate targeting, for a single bitrate, when denoiser is on,
// for 1280x720 clip with 4 threads.
TEST_P(DatarateTestVP9LargeDenoiser, 4threads) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 2;
cfg_.rc_max_quantizer = 56;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.g_threads = 4;
::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 300);
// For the temporal denoiser (#if CONFIG_VP9_TEMPORAL_DENOISING),
// there is only one denoiser mode: denoiserYonly(which is 1),
// but may add more modes in the future.
cfg_.rc_target_bitrate = 1000;
ResetModel();
// Turn on the denoiser.
denoiser_on_ = 1;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.29)
<< " The datarate for the file is greater than target by too much!";
}
// Check basic datarate targeting, for a single bitrate, when denoiser is off
// and on.
TEST_P(DatarateTestVP9LargeDenoiser, DenoiserOffOn) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_dropframe_thresh = 1;
cfg_.rc_min_quantizer = 2;
cfg_.rc_max_quantizer = 56;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
::libvpx_test::I420VideoSource video("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 299);
// For the temporal denoiser (#if CONFIG_VP9_TEMPORAL_DENOISING),
// there is only one denoiser mode: denoiserYonly(which is 1),
// but may add more modes in the future.
cfg_.rc_target_bitrate = 300;
ResetModel();
// The denoiser is off by default.
denoiser_on_ = 0;
// Set the offon test flag.
denoiser_offon_test_ = 1;
denoiser_offon_period_ = 100;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
ASSERT_GE(effective_datarate_[0], cfg_.rc_target_bitrate * 0.85)
<< " The datarate for the file is lower than target by too much!";
ASSERT_LE(effective_datarate_[0], cfg_.rc_target_bitrate * 1.15)
<< " The datarate for the file is greater than target by too much!";
}
#endif // CONFIG_VP9_TEMPORAL_DENOISING
VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9Large,
::testing::Values(::libvpx_test::kOnePassGood,
::libvpx_test::kRealTime),
::testing::Range(2, 10), ::testing::Range(0, 4));
VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9LargeVBR,
::testing::Values(::libvpx_test::kOnePassGood,
::libvpx_test::kRealTime),
::testing::Range(2, 9), ::testing::Range(0, 2));
VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9LargeOneBR,
::testing::Values(::libvpx_test::kOnePassGood,
::libvpx_test::kRealTime),
::testing::Range(2, 10));
VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9RealTime, ::testing::Range(5, 10));
#if CONFIG_VP9_TEMPORAL_DENOISING
VP9_INSTANTIATE_TEST_CASE(DatarateTestVP9LargeDenoiser,
::testing::Range(5, 10));
#endif
} // namespace