ref: 57755aad5bdebfd5da9b2b3fc35dde1a2ddfee10
dir: /test/svc_datarate_test.cc/
/*
* 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 {
void AssignLayerBitrates(vpx_codec_enc_cfg_t *const enc_cfg,
const vpx_svc_extra_cfg_t *svc_params,
int spatial_layers, int temporal_layers,
int temporal_layering_mode,
int *layer_target_avg_bandwidth,
int64_t *bits_in_buffer_model) {
int sl, spatial_layer_target;
float total = 0;
float alloc_ratio[VPX_MAX_LAYERS] = { 0 };
float framerate = 30.0;
for (sl = 0; sl < spatial_layers; ++sl) {
if (svc_params->scaling_factor_den[sl] > 0) {
alloc_ratio[sl] = (float)(svc_params->scaling_factor_num[sl] * 1.0 /
svc_params->scaling_factor_den[sl]);
total += alloc_ratio[sl];
}
}
for (sl = 0; sl < spatial_layers; ++sl) {
enc_cfg->ss_target_bitrate[sl] = spatial_layer_target =
(unsigned int)(enc_cfg->rc_target_bitrate * alloc_ratio[sl] / total);
const int index = sl * temporal_layers;
if (temporal_layering_mode == 3) {
enc_cfg->layer_target_bitrate[index] = spatial_layer_target >> 1;
enc_cfg->layer_target_bitrate[index + 1] =
(spatial_layer_target >> 1) + (spatial_layer_target >> 2);
enc_cfg->layer_target_bitrate[index + 2] = spatial_layer_target;
} else if (temporal_layering_mode == 2) {
enc_cfg->layer_target_bitrate[index] = spatial_layer_target * 2 / 3;
enc_cfg->layer_target_bitrate[index + 1] = spatial_layer_target;
} else if (temporal_layering_mode <= 1) {
enc_cfg->layer_target_bitrate[index] = spatial_layer_target;
}
}
for (sl = 0; sl < spatial_layers; ++sl) {
for (int tl = 0; tl < temporal_layers; ++tl) {
const int layer = sl * temporal_layers + tl;
float layer_framerate = framerate;
if (temporal_layers == 2 && tl == 0) layer_framerate = framerate / 2;
if (temporal_layers == 3 && tl == 0) layer_framerate = framerate / 4;
if (temporal_layers == 3 && tl == 1) layer_framerate = framerate / 2;
layer_target_avg_bandwidth[layer] = static_cast<int>(
enc_cfg->layer_target_bitrate[layer] * 1000.0 / layer_framerate);
bits_in_buffer_model[layer] =
enc_cfg->layer_target_bitrate[layer] * enc_cfg->rc_buf_initial_sz;
}
}
}
void CheckLayerRateTargeting(vpx_codec_enc_cfg_t *const cfg,
int number_spatial_layers,
int number_temporal_layers, double *file_datarate,
double thresh_overshoot,
double thresh_undershoot) {
for (int sl = 0; sl < number_spatial_layers; ++sl)
for (int tl = 0; tl < number_temporal_layers; ++tl) {
const int layer = sl * number_temporal_layers + tl;
ASSERT_GE(cfg->layer_target_bitrate[layer],
file_datarate[layer] * thresh_overshoot)
<< " The datarate for the file exceeds the target by too much!";
ASSERT_LE(cfg->layer_target_bitrate[layer],
file_datarate[layer] * thresh_undershoot)
<< " The datarate for the file is lower than the target by too much!";
}
}
class DatarateOnePassCbrSvc : public ::libvpx_test::EncoderTest {
public:
explicit DatarateOnePassCbrSvc(const ::libvpx_test::CodecFactory *codec)
: EncoderTest(codec) {}
protected:
virtual ~DatarateOnePassCbrSvc() {}
virtual void ResetModel() {
last_pts_ = 0;
duration_ = 0.0;
mismatch_psnr_ = 0.0;
mismatch_nframes_ = 0;
denoiser_on_ = 0;
tune_content_ = 0;
base_speed_setting_ = 5;
spatial_layer_id_ = 0;
temporal_layer_id_ = 0;
update_pattern_ = 0;
memset(bits_in_buffer_model_, 0, sizeof(bits_in_buffer_model_));
memset(bits_total_, 0, sizeof(bits_total_));
memset(layer_target_avg_bandwidth_, 0, sizeof(layer_target_avg_bandwidth_));
dynamic_drop_layer_ = false;
change_bitrate_ = false;
last_pts_ref_ = 0;
middle_bitrate_ = 0;
top_bitrate_ = 0;
superframe_count_ = -1;
key_frame_spacing_ = 9999;
num_nonref_frames_ = 0;
layer_framedrop_ = 0;
}
virtual void BeginPassHook(unsigned int /*pass*/) {}
// Example pattern for spatial layers and 2 temporal layers used in the
// bypass/flexible mode. The pattern corresponds to the pattern
// VP9E_TEMPORAL_LAYERING_MODE_0101 (temporal_layering_mode == 2) used in
// non-flexible mode, except that we disable inter-layer prediction.
void set_frame_flags_bypass_mode(
int tl, int num_spatial_layers, int is_key_frame,
vpx_svc_ref_frame_config_t *ref_frame_config) {
for (int sl = 0; sl < num_spatial_layers; ++sl) {
if (!tl) {
if (!sl) {
ref_frame_config->frame_flags[sl] =
VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF |
VP8_EFLAG_NO_UPD_ARF;
} else {
if (is_key_frame) {
ref_frame_config->frame_flags[sl] =
VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF |
VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_ARF;
} else {
ref_frame_config->frame_flags[sl] =
VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_GF |
VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_REF_GF;
}
}
} else if (tl == 1) {
if (!sl) {
ref_frame_config->frame_flags[sl] =
VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF |
VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF;
} else {
ref_frame_config->frame_flags[sl] =
VP8_EFLAG_NO_REF_ARF | VP8_EFLAG_NO_UPD_LAST |
VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_REF_GF;
}
}
if (tl == 0) {
ref_frame_config->lst_fb_idx[sl] = sl;
if (sl) {
if (is_key_frame) {
ref_frame_config->lst_fb_idx[sl] = sl - 1;
ref_frame_config->gld_fb_idx[sl] = sl;
} else {
ref_frame_config->gld_fb_idx[sl] = sl - 1;
}
} else {
ref_frame_config->gld_fb_idx[sl] = 0;
}
ref_frame_config->alt_fb_idx[sl] = 0;
} else if (tl == 1) {
ref_frame_config->lst_fb_idx[sl] = sl;
ref_frame_config->gld_fb_idx[sl] = num_spatial_layers + sl - 1;
ref_frame_config->alt_fb_idx[sl] = num_spatial_layers + sl;
}
}
}
virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
::libvpx_test::Encoder *encoder) {
if (video->frame() == 0) {
int i;
for (i = 0; i < VPX_MAX_LAYERS; ++i) {
svc_params_.max_quantizers[i] = 63;
svc_params_.min_quantizers[i] = 0;
}
svc_params_.speed_per_layer[0] = base_speed_setting_;
for (i = 1; i < VPX_SS_MAX_LAYERS; ++i) {
svc_params_.speed_per_layer[i] = speed_setting_;
}
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, denoiser_on_);
encoder->Control(VP9E_SET_SVC, 1);
encoder->Control(VP9E_SET_SVC_PARAMETERS, &svc_params_);
encoder->Control(VP8E_SET_CPUUSED, speed_setting_);
encoder->Control(VP9E_SET_TILE_COLUMNS, 0);
encoder->Control(VP8E_SET_MAX_INTRA_BITRATE_PCT, 300);
encoder->Control(VP9E_SET_TILE_COLUMNS, get_msb(cfg_.g_threads));
encoder->Control(VP9E_SET_ROW_MT, 1);
encoder->Control(VP8E_SET_STATIC_THRESHOLD, 1);
encoder->Control(VP9E_SET_TUNE_CONTENT, tune_content_);
if (layer_framedrop_) {
vpx_svc_frame_drop_t svc_drop_frame;
svc_drop_frame.framedrop_mode = LAYER_DROP;
for (i = 0; i < number_spatial_layers_; i++)
svc_drop_frame.framedrop_thresh[i] = 30;
encoder->Control(VP9E_SET_SVC_FRAME_DROP_LAYER, &svc_drop_frame);
}
}
superframe_count_++;
temporal_layer_id_ = 0;
if (number_temporal_layers_ == 2)
temporal_layer_id_ = (superframe_count_ % 2 != 0);
else if (number_temporal_layers_ == 3) {
if (superframe_count_ % 2 != 0) temporal_layer_id_ = 2;
if (superframe_count_ > 1) {
if ((superframe_count_ - 2) % 4 == 0) temporal_layer_id_ = 1;
}
}
if (update_pattern_ && video->frame() >= 100) {
vpx_svc_layer_id_t layer_id;
if (video->frame() == 100) {
cfg_.temporal_layering_mode = VP9E_TEMPORAL_LAYERING_MODE_BYPASS;
encoder->Config(&cfg_);
}
// Set layer id since the pattern changed.
layer_id.spatial_layer_id = 0;
layer_id.temporal_layer_id = (video->frame() % 2 != 0);
temporal_layer_id_ = layer_id.temporal_layer_id;
encoder->Control(VP9E_SET_SVC_LAYER_ID, &layer_id);
set_frame_flags_bypass_mode(layer_id.temporal_layer_id,
number_spatial_layers_, 0, &ref_frame_config);
encoder->Control(VP9E_SET_SVC_REF_FRAME_CONFIG, &ref_frame_config);
}
if (change_bitrate_ && video->frame() == 200) {
duration_ = (last_pts_ + 1) * timebase_;
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
for (int tl = 0; tl < number_temporal_layers_; ++tl) {
const int layer = sl * number_temporal_layers_ + tl;
const double file_size_in_kb = bits_total_[layer] / 1000.;
file_datarate_[layer] = file_size_in_kb / duration_;
}
}
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78,
1.15);
memset(file_datarate_, 0, sizeof(file_datarate_));
memset(bits_total_, 0, sizeof(bits_total_));
int64_t bits_in_buffer_model_tmp[VPX_MAX_LAYERS];
last_pts_ref_ = last_pts_;
// Set new target bitarate.
cfg_.rc_target_bitrate = cfg_.rc_target_bitrate >> 1;
// Buffer level should not reset on dynamic bitrate change.
memcpy(bits_in_buffer_model_tmp, bits_in_buffer_model_,
sizeof(bits_in_buffer_model_));
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
memcpy(bits_in_buffer_model_, bits_in_buffer_model_tmp,
sizeof(bits_in_buffer_model_));
// Change config to update encoder with new bitrate configuration.
encoder->Config(&cfg_);
}
if (dynamic_drop_layer_) {
if (video->frame() == 50) {
// Change layer bitrates to set top layers to 0. This will trigger skip
// encoding/dropping of top two spatial layers.
cfg_.rc_target_bitrate -=
(cfg_.layer_target_bitrate[1] + cfg_.layer_target_bitrate[2]);
middle_bitrate_ = cfg_.layer_target_bitrate[1];
top_bitrate_ = cfg_.layer_target_bitrate[2];
cfg_.layer_target_bitrate[1] = 0;
cfg_.layer_target_bitrate[2] = 0;
encoder->Config(&cfg_);
} else if (video->frame() == 100) {
// Change layer bitrate on second layer to non-zero to start
// encoding it again.
cfg_.layer_target_bitrate[1] = middle_bitrate_;
cfg_.rc_target_bitrate += cfg_.layer_target_bitrate[1];
encoder->Config(&cfg_);
} else if (video->frame() == 200) {
// Change layer bitrate on top layer to non-zero to start
// encoding it again.
cfg_.layer_target_bitrate[2] = top_bitrate_;
cfg_.rc_target_bitrate += cfg_.layer_target_bitrate[2];
encoder->Config(&cfg_);
}
}
const vpx_rational_t tb = video->timebase();
timebase_ = static_cast<double>(tb.num) / tb.den;
duration_ = 0;
}
virtual void PostEncodeFrameHook() {
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
for (int tl = temporal_layer_id_; tl < number_temporal_layers_; ++tl) {
const int layer = sl * number_temporal_layers_ + tl;
bits_in_buffer_model_[layer] +=
static_cast<int64_t>(layer_target_avg_bandwidth_[layer]);
}
}
}
vpx_codec_err_t parse_superframe_index(const uint8_t *data, size_t data_sz,
uint32_t sizes[8], int *count) {
uint8_t marker;
marker = *(data + data_sz - 1);
*count = 0;
if ((marker & 0xe0) == 0xc0) {
const uint32_t frames = (marker & 0x7) + 1;
const uint32_t mag = ((marker >> 3) & 0x3) + 1;
const size_t index_sz = 2 + mag * frames;
// This chunk is marked as having a superframe index but doesn't have
// enough data for it, thus it's an invalid superframe index.
if (data_sz < index_sz) return VPX_CODEC_CORRUPT_FRAME;
{
const uint8_t marker2 = *(data + data_sz - index_sz);
// This chunk is marked as having a superframe index but doesn't have
// the matching marker byte at the front of the index therefore it's an
// invalid chunk.
if (marker != marker2) return VPX_CODEC_CORRUPT_FRAME;
}
{
uint32_t i, j;
const uint8_t *x = &data[data_sz - index_sz + 1];
for (i = 0; i < frames; ++i) {
uint32_t this_sz = 0;
for (j = 0; j < mag; ++j) this_sz |= (*x++) << (j * 8);
sizes[i] = this_sz;
}
*count = frames;
}
}
return VPX_CODEC_OK;
}
virtual void FramePktHook(const vpx_codec_cx_pkt_t *pkt) {
uint32_t sizes[8] = { 0 };
uint32_t sizes_parsed[8] = { 0 };
int count = 0;
int num_layers_encoded = 0;
last_pts_ = pkt->data.frame.pts;
const bool key_frame =
(pkt->data.frame.flags & VPX_FRAME_IS_KEY) ? true : false;
if (key_frame) {
temporal_layer_id_ = 0;
superframe_count_ = 0;
}
parse_superframe_index(static_cast<const uint8_t *>(pkt->data.frame.buf),
pkt->data.frame.sz, sizes_parsed, &count);
// Count may be less than number of spatial layers because of frame drops.
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
if (pkt->data.frame.spatial_layer_encoded[sl]) {
sizes[sl] = sizes_parsed[num_layers_encoded];
num_layers_encoded++;
}
}
ASSERT_EQ(count, num_layers_encoded);
// In the constrained frame drop mode, if a given spatial is dropped all
// upper layers must be dropped too.
if (!layer_framedrop_) {
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
if (!pkt->data.frame.spatial_layer_encoded[sl]) {
// Check that all upper layers are dropped.
for (int sl2 = sl + 1; sl2 < number_spatial_layers_; ++sl2)
ASSERT_EQ(pkt->data.frame.spatial_layer_encoded[sl2], 0);
}
}
}
// Keep track of number of non-reference frames, needed for mismatch check.
// Non-reference frames are top spatial and temporal layer frames,
// for TL > 0.
if (temporal_layer_id_ == number_temporal_layers_ - 1 &&
temporal_layer_id_ > 0 &&
pkt->data.frame.spatial_layer_encoded[number_spatial_layers_ - 1])
num_nonref_frames_++;
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
sizes[sl] = sizes[sl] << 3;
// Update the total encoded bits per layer.
// For temporal layers, update the cumulative encoded bits per layer.
for (int tl = temporal_layer_id_; tl < number_temporal_layers_; ++tl) {
const int layer = sl * number_temporal_layers_ + tl;
bits_total_[layer] += static_cast<int64_t>(sizes[sl]);
// Update the per-layer buffer level with the encoded frame size.
bits_in_buffer_model_[layer] -= static_cast<int64_t>(sizes[sl]);
// There should be no buffer underrun, except on the base
// temporal layer, since there may be key frames there.
// Fo short key frame spacing, buffer can underrun on individual frames.
if (!key_frame && tl > 0 && key_frame_spacing_ < 100) {
ASSERT_GE(bits_in_buffer_model_[layer], 0)
<< "Buffer Underrun at frame " << pkt->data.frame.pts;
}
}
ASSERT_EQ(pkt->data.frame.width[sl],
top_sl_width_ * svc_params_.scaling_factor_num[sl] /
svc_params_.scaling_factor_den[sl]);
ASSERT_EQ(pkt->data.frame.height[sl],
top_sl_height_ * svc_params_.scaling_factor_num[sl] /
svc_params_.scaling_factor_den[sl]);
}
}
virtual void EndPassHook(void) {
if (change_bitrate_) last_pts_ = last_pts_ - last_pts_ref_;
duration_ = (last_pts_ + 1) * timebase_;
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
for (int tl = 0; tl < number_temporal_layers_; ++tl) {
const int layer = sl * number_temporal_layers_ + tl;
const double file_size_in_kb = bits_total_[layer] / 1000.;
file_datarate_[layer] = file_size_in_kb / duration_;
}
}
}
virtual void MismatchHook(const vpx_image_t *img1, const vpx_image_t *img2) {
double mismatch_psnr = compute_psnr(img1, img2);
mismatch_psnr_ += mismatch_psnr;
++mismatch_nframes_;
}
unsigned int GetMismatchFrames() { return mismatch_nframes_; }
vpx_codec_pts_t last_pts_;
int64_t bits_in_buffer_model_[VPX_MAX_LAYERS];
double timebase_;
int64_t bits_total_[VPX_MAX_LAYERS];
double duration_;
double file_datarate_[VPX_MAX_LAYERS];
size_t bits_in_last_frame_;
vpx_svc_extra_cfg_t svc_params_;
int speed_setting_;
double mismatch_psnr_;
int mismatch_nframes_;
int denoiser_on_;
int tune_content_;
int base_speed_setting_;
int spatial_layer_id_;
int temporal_layer_id_;
int number_spatial_layers_;
int number_temporal_layers_;
int layer_target_avg_bandwidth_[VPX_MAX_LAYERS];
bool dynamic_drop_layer_;
unsigned int top_sl_width_;
unsigned int top_sl_height_;
vpx_svc_ref_frame_config_t ref_frame_config;
int update_pattern_;
bool change_bitrate_;
vpx_codec_pts_t last_pts_ref_;
int middle_bitrate_;
int top_bitrate_;
int superframe_count_;
int key_frame_spacing_;
unsigned int num_nonref_frames_;
int layer_framedrop_;
};
// Params: speed setting.
class DatarateOnePassCbrSvcSingleBR
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWithParam<int> {
public:
DatarateOnePassCbrSvcSingleBR() : DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcSingleBR() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and 1
// temporal layer, with screen content mode on and same speed setting for all
// layers.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2SL1TLScreenContent1) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 1;
cfg_.ts_rate_decimator[0] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 0;
svc_params_.scaling_factor_num[0] = 144;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 288;
svc_params_.scaling_factor_den[1] = 288;
cfg_.rc_dropframe_thresh = 10;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60);
top_sl_width_ = 1280;
top_sl_height_ = 720;
cfg_.rc_target_bitrate = 500;
ResetModel();
tune_content_ = 1;
base_speed_setting_ = speed_setting_;
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and
// 3 temporal layers. Run CIF clip with 1 thread.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TL) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
cfg_.rc_target_bitrate = 800;
ResetModel();
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check rate targeting for 1 pass CBR SVC: 3 spatial layers and
// 3 temporal layers, changing the target bitrate at the middle of encoding.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TLDynamicBitrateChange) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
cfg_.rc_target_bitrate = 800;
ResetModel();
change_bitrate_ = true;
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and
// 2 temporal layers, with a change on the fly from the fixed SVC pattern to one
// generate via SVC_SET_REF_FRAME_CONFIG. The new pattern also disables
// inter-layer prediction.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL2TLDynamicPatternChange) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 2;
cfg_.ts_rate_decimator[0] = 2;
cfg_.ts_rate_decimator[1] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 2;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
// Change SVC pattern on the fly.
update_pattern_ = 1;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
cfg_.rc_target_bitrate = 800;
ResetModel();
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC with 3 spatial layers and on
// the fly switching to 1 and then 2 and back to 3 spatial layers. This switch
// is done by setting spatial layer bitrates to 0, and then back to non-zero,
// during the sequence.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL_DisableEnableLayers) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 1;
cfg_.ts_rate_decimator[0] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 0;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
cfg_.rc_target_bitrate = 800;
ResetModel();
dynamic_drop_layer_ = true;
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// Don't check rate targeting on top spatial layer since it will be skipped
// for part of the sequence.
CheckLayerRateTargeting(&cfg_, number_spatial_layers_ - 1,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Params: speed setting and index for bitrate array.
class DatarateOnePassCbrSvcMultiBR
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith2Params<int, int> {
public:
DatarateOnePassCbrSvcMultiBR() : DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcMultiBR() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and
// 3 temporal layers. Run CIF clip with 1 thread.
TEST_P(DatarateOnePassCbrSvcMultiBR, OnePassCbrSvc2SL3TL) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 144;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 288;
svc_params_.scaling_factor_den[1] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
const int bitrates[3] = { 200, 400, 600 };
// TODO(marpan): Check that effective_datarate for each layer hits the
// layer target_bitrate.
cfg_.rc_target_bitrate = bitrates[GET_PARAM(2)];
ResetModel();
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.75, 1.2);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Params: speed setting, layer framedrop control and index for bitrate array.
class DatarateOnePassCbrSvcFrameDropMultiBR
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith3Params<int, int, int> {
public:
DatarateOnePassCbrSvcFrameDropMultiBR()
: DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcFrameDropMultiBR() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and
// 3 temporal layers. Run HD clip with 4 threads.
TEST_P(DatarateOnePassCbrSvcFrameDropMultiBR, OnePassCbrSvc2SL3TL4Threads) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 4;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 144;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 288;
svc_params_.scaling_factor_den[1] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60);
top_sl_width_ = 1280;
top_sl_height_ = 720;
layer_framedrop_ = 0;
const int bitrates[3] = { 200, 400, 600 };
cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)];
ResetModel();
layer_framedrop_ = GET_PARAM(2);
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.75, 1.2);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and
// 3 temporal layers. Run HD clip with 4 threads.
TEST_P(DatarateOnePassCbrSvcFrameDropMultiBR, OnePassCbrSvc3SL3TL4Threads) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 4;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60);
top_sl_width_ = 1280;
top_sl_height_ = 720;
layer_framedrop_ = 0;
const int bitrates[3] = { 200, 400, 600 };
cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)];
ResetModel();
layer_framedrop_ = GET_PARAM(2);
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.73, 1.2);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Run SVC encoder for 1 temporal layer, 2 spatial layers, with spatial
// downscale 5x5.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2SL1TL5x5MultipleRuns) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 1;
cfg_.ts_rate_decimator[0] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 3;
cfg_.temporal_layering_mode = 0;
svc_params_.scaling_factor_num[0] = 256;
svc_params_.scaling_factor_den[0] = 1280;
svc_params_.scaling_factor_num[1] = 1280;
svc_params_.scaling_factor_den[1] = 1280;
cfg_.rc_dropframe_thresh = 10;
cfg_.kf_max_dist = 999999;
cfg_.kf_min_dist = 0;
cfg_.ss_target_bitrate[0] = 300;
cfg_.ss_target_bitrate[1] = 1400;
cfg_.layer_target_bitrate[0] = 300;
cfg_.layer_target_bitrate[1] = 1400;
cfg_.rc_target_bitrate = 1700;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
ResetModel();
layer_target_avg_bandwidth_[0] = cfg_.layer_target_bitrate[0] * 1000 / 30;
bits_in_buffer_model_[0] =
cfg_.layer_target_bitrate[0] * cfg_.rc_buf_initial_sz;
layer_target_avg_bandwidth_[1] = cfg_.layer_target_bitrate[1] * 1000 / 30;
bits_in_buffer_model_[1] =
cfg_.layer_target_bitrate[1] * cfg_.rc_buf_initial_sz;
::libvpx_test::Y4mVideoSource video("niklas_1280_720_30.y4m", 0, 60);
top_sl_width_ = 1280;
top_sl_height_ = 720;
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
#if CONFIG_VP9_TEMPORAL_DENOISING
// Params: speed setting, noise sensitivity and index for bitrate array.
class DatarateOnePassCbrSvcDenoiser
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith3Params<int, int, int> {
public:
DatarateOnePassCbrSvcDenoiser() : DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcDenoiser() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Check basic rate targeting for 1 pass CBR SVC with denoising.
// 2 spatial layers and 3 temporal layer. Run HD clip with 2 threads.
TEST_P(DatarateOnePassCbrSvcDenoiser, OnePassCbrSvc2SL3TLDenoiserOn) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 2;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 144;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 288;
svc_params_.scaling_factor_den[1] = 288;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
const int bitrates[3] = { 600, 800, 1000 };
// TODO(marpan): Check that effective_datarate for each layer hits the
// layer target_bitrate.
// For SVC, noise_sen = 1 means denoising only the top spatial layer
// noise_sen = 2 means denoising the two top spatial layers.
cfg_.rc_target_bitrate = bitrates[GET_PARAM(3)];
ResetModel();
denoiser_on_ = GET_PARAM(2);
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
#endif
// Params: speed setting, key frame dist.
class DatarateOnePassCbrSvcSmallKF
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith2Params<int, int> {
public:
DatarateOnePassCbrSvcSmallKF() : DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcSmallKF() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and 3
// temporal layers. Run CIF clip with 1 thread, and few short key frame periods.
TEST_P(DatarateOnePassCbrSvcSmallKF, OnePassCbrSvc3SL3TLSmallKf) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 3;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 72;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 144;
svc_params_.scaling_factor_den[1] = 288;
svc_params_.scaling_factor_num[2] = 288;
svc_params_.scaling_factor_den[2] = 288;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_target_bitrate = 800;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
// For this 3 temporal layer case, pattern repeats every 4 frames, so choose
// 4 key neighboring key frame periods (so key frame will land on 0-2-1-2).
const int kf_dist = GET_PARAM(2);
cfg_.kf_max_dist = kf_dist;
key_frame_spacing_ = kf_dist;
ResetModel();
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 2 spatial layers and 3
// temporal layers. Run CIF clip with 1 thread, and few short key frame periods.
TEST_P(DatarateOnePassCbrSvcSmallKF, OnePassCbrSvc2SL3TLSmallKf) {
cfg_.rc_buf_initial_sz = 500;
cfg_.rc_buf_optimal_sz = 500;
cfg_.rc_buf_sz = 1000;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 63;
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.ss_number_layers = 2;
cfg_.ts_number_layers = 3;
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
svc_params_.scaling_factor_num[0] = 144;
svc_params_.scaling_factor_den[0] = 288;
svc_params_.scaling_factor_num[1] = 288;
svc_params_.scaling_factor_den[1] = 288;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_target_bitrate = 400;
number_spatial_layers_ = cfg_.ss_number_layers;
number_temporal_layers_ = cfg_.ts_number_layers;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
// For this 3 temporal layer case, pattern repeats every 4 frames, so choose
// 4 key neighboring key frame periods (so key frame will land on 0-2-1-2).
const int kf_dist = GET_PARAM(2) + 32;
cfg_.kf_max_dist = kf_dist;
key_frame_spacing_ = kf_dist;
ResetModel();
AssignLayerBitrates(&cfg_, &svc_params_, cfg_.ss_number_layers,
cfg_.ts_number_layers, cfg_.temporal_layering_mode,
layer_target_avg_bandwidth_, bits_in_buffer_model_);
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(&cfg_, number_spatial_layers_,
number_temporal_layers_, file_datarate_, 0.78, 1.15);
#if CONFIG_VP9_DECODER
// The non-reference frames are expected to be mismatched frames as the
// encoder will avoid loopfilter on these frames.
EXPECT_EQ(num_nonref_frames_, GetMismatchFrames());
#endif
}
VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcSingleBR,
::testing::Range(5, 9));
VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcMultiBR, ::testing::Range(5, 9),
::testing::Range(0, 3));
VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcFrameDropMultiBR,
::testing::Range(5, 9), ::testing::Range(0, 2),
::testing::Range(0, 3));
#if CONFIG_VP9_TEMPORAL_DENOISING
VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcDenoiser, ::testing::Range(5, 9),
::testing::Range(1, 3), ::testing::Range(0, 3));
#endif
VP9_INSTANTIATE_TEST_CASE(DatarateOnePassCbrSvcSmallKF, ::testing::Range(5, 9),
::testing::Range(32, 36));
} // namespace