ref: 05e0cd7c4f21f10ee62010f80d20486e9b16b7af
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/svc_test.h"
#include "test/util.h"
#include "test/y4m_video_source.h"
#include "vp9/common/vp9_onyxc_int.h"
#include "vpx/vpx_codec.h"
#include "vpx_ports/bitops.h"
namespace svc_test {
namespace {
typedef enum {
// Inter-layer prediction is on on all frames.
INTER_LAYER_PRED_ON,
// Inter-layer prediction is off on all frames.
INTER_LAYER_PRED_OFF,
// Inter-layer prediction is off on non-key frames and non-sync frames.
INTER_LAYER_PRED_OFF_NONKEY,
// Inter-layer prediction is on on all frames, but constrained such
// that any layer S (> 0) can only predict from previous spatial
// layer S-1, from the same superframe.
INTER_LAYER_PRED_ON_CONSTRAINED
} INTER_LAYER_PRED;
class DatarateOnePassCbrSvc : public OnePassCbrSvc {
public:
explicit DatarateOnePassCbrSvc(const ::libvpx_test::CodecFactory *codec)
: OnePassCbrSvc(codec) {
inter_layer_pred_mode_ = 0;
}
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;
single_layer_resize_ = 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;
force_key_ = 0;
force_key_test_ = 0;
insert_layer_sync_ = 0;
layer_sync_on_base_ = 0;
force_intra_only_frame_ = 0;
superframe_has_intra_only_ = 0;
use_post_encode_drop_ = 0;
denoiser_off_on_ = false;
denoiser_enable_layers_ = false;
num_resize_down_ = 0;
num_resize_up_ = 0;
for (int i = 0; i < VPX_MAX_LAYERS; i++) {
prev_frame_width[i] = 320;
prev_frame_height[i] = 240;
}
}
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)
ref_frame_config->update_buffer_slot[sl] = 0;
for (int sl = 0; sl < num_spatial_layers; ++sl) {
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] =
VPXMIN(REF_FRAMES - 1, num_spatial_layers + sl - 1);
ref_frame_config->alt_fb_idx[sl] =
VPXMIN(REF_FRAMES - 1, num_spatial_layers + sl);
}
if (!tl) {
if (!sl) {
ref_frame_config->reference_last[sl] = 1;
ref_frame_config->reference_golden[sl] = 0;
ref_frame_config->reference_alt_ref[sl] = 0;
ref_frame_config->update_buffer_slot[sl] |=
1 << ref_frame_config->lst_fb_idx[sl];
} else {
if (is_key_frame) {
ref_frame_config->reference_last[sl] = 1;
ref_frame_config->reference_golden[sl] = 0;
ref_frame_config->reference_alt_ref[sl] = 0;
ref_frame_config->update_buffer_slot[sl] |=
1 << ref_frame_config->gld_fb_idx[sl];
} else {
ref_frame_config->reference_last[sl] = 1;
ref_frame_config->reference_golden[sl] = 0;
ref_frame_config->reference_alt_ref[sl] = 0;
ref_frame_config->update_buffer_slot[sl] |=
1 << ref_frame_config->lst_fb_idx[sl];
}
}
} else if (tl == 1) {
if (!sl) {
ref_frame_config->reference_last[sl] = 1;
ref_frame_config->reference_golden[sl] = 0;
ref_frame_config->reference_alt_ref[sl] = 0;
ref_frame_config->update_buffer_slot[sl] |=
1 << ref_frame_config->alt_fb_idx[sl];
} else {
ref_frame_config->reference_last[sl] = 1;
ref_frame_config->reference_golden[sl] = 0;
ref_frame_config->reference_alt_ref[sl] = 0;
ref_frame_config->update_buffer_slot[sl] |=
1 << ref_frame_config->alt_fb_idx[sl];
}
}
}
}
void CheckLayerRateTargeting(int num_spatial_layers, int num_temporal_layers,
double thresh_overshoot,
double thresh_undershoot) const {
for (int sl = 0; sl < num_spatial_layers; ++sl)
for (int tl = 0; tl < num_temporal_layers; ++tl) {
const int layer = sl * num_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!";
}
}
virtual void PreEncodeFrameHook(::libvpx_test::VideoSource *video,
::libvpx_test::Encoder *encoder) {
PreEncodeFrameHookSetup(video, encoder);
if (video->frame() == 0) {
if (force_intra_only_frame_) {
// Decoder sets the color_space for Intra-only frames
// to BT_601 (see line 1810 in vp9_decodeframe.c).
// So set it here in these tess to avoid encoder-decoder
// mismatch check on color space setting.
encoder->Control(VP9E_SET_COLOR_SPACE, VPX_CS_BT_601);
}
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, denoiser_on_);
encoder->Control(VP9E_SET_TUNE_CONTENT, tune_content_);
encoder->Control(VP9E_SET_SVC_INTER_LAYER_PRED, inter_layer_pred_mode_);
if (layer_framedrop_) {
vpx_svc_frame_drop_t svc_drop_frame;
svc_drop_frame.framedrop_mode = LAYER_DROP;
for (int i = 0; i < number_spatial_layers_; i++)
svc_drop_frame.framedrop_thresh[i] = 30;
svc_drop_frame.max_consec_drop = 30;
encoder->Control(VP9E_SET_SVC_FRAME_DROP_LAYER, &svc_drop_frame);
}
if (use_post_encode_drop_) {
encoder->Control(VP9E_SET_POSTENCODE_DROP, use_post_encode_drop_);
}
}
if (denoiser_off_on_) {
encoder->Control(VP9E_SET_AQ_MODE, 3);
// Set inter_layer_pred to INTER_LAYER_PRED_OFF_NONKEY (K-SVC).
encoder->Control(VP9E_SET_SVC_INTER_LAYER_PRED, 2);
if (!denoiser_enable_layers_) {
if (video->frame() == 0)
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, 0);
else if (video->frame() == 100)
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, 1);
} else {
// Cumulative bitrates for top spatial layers, for
// 3 temporal layers.
if (video->frame() == 0) {
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, 0);
// Change layer bitrates to set top spatial layer to 0.
// This is for 3 spatial 3 temporal layers.
// This will trigger skip encoding/dropping of top spatial layer.
cfg_.rc_target_bitrate -= cfg_.layer_target_bitrate[8];
for (int i = 0; i < 3; i++)
bitrate_sl3_[i] = cfg_.layer_target_bitrate[i + 6];
cfg_.layer_target_bitrate[6] = 0;
cfg_.layer_target_bitrate[7] = 0;
cfg_.layer_target_bitrate[8] = 0;
encoder->Config(&cfg_);
} else if (video->frame() == 100) {
// Change layer bitrates to non-zero on top spatial layer.
// This will trigger skip encoding of top spatial layer
// on key frame (period = 100).
for (int i = 0; i < 3; i++)
cfg_.layer_target_bitrate[i + 6] = bitrate_sl3_[i];
cfg_.rc_target_bitrate += cfg_.layer_target_bitrate[8];
encoder->Config(&cfg_);
} else if (video->frame() == 120) {
// Enable denoiser and top spatial layer after key frame (period is
// 100).
encoder->Control(VP9E_SET_NOISE_SENSITIVITY, 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;
for (int i = 0; i < number_spatial_layers_; i++)
layer_id.temporal_layer_id_per_spatial[i] = 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(number_spatial_layers_, number_temporal_layers_,
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();
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_ && !single_layer_resize_) {
if (video->frame() == 0) {
// 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() == 50) {
// Change layer bitrates to non-zero on two top spatial layers.
// This will trigger skip encoding of top two spatial layers.
cfg_.layer_target_bitrate[1] = middle_bitrate_;
cfg_.layer_target_bitrate[2] = top_bitrate_;
cfg_.rc_target_bitrate +=
cfg_.layer_target_bitrate[2] + cfg_.layer_target_bitrate[1];
encoder->Config(&cfg_);
} else if (video->frame() == 100) {
// 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() == 150) {
// 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_);
}
} else if (dynamic_drop_layer_ && single_layer_resize_) {
// Change layer bitrates to set top layers to 0. This will trigger skip
// encoding/dropping of top spatial layers.
if (video->frame() == 2) {
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;
// Set spatial layer 0 to a very low bitrate to trigger resize.
cfg_.layer_target_bitrate[0] = 30;
cfg_.rc_target_bitrate = cfg_.layer_target_bitrate[0];
encoder->Config(&cfg_);
} else if (video->frame() == 100) {
// Set base spatial layer to very high to go back up to original size.
cfg_.layer_target_bitrate[0] = 400;
cfg_.rc_target_bitrate = cfg_.layer_target_bitrate[0];
encoder->Config(&cfg_);
}
}
if (force_key_test_ && force_key_) frame_flags_ = VPX_EFLAG_FORCE_KF;
if (insert_layer_sync_) {
vpx_svc_spatial_layer_sync_t svc_layer_sync;
svc_layer_sync.base_layer_intra_only = 0;
for (int i = 0; i < number_spatial_layers_; i++)
svc_layer_sync.spatial_layer_sync[i] = 0;
if (force_intra_only_frame_) {
superframe_has_intra_only_ = 0;
if (video->frame() == 0) {
svc_layer_sync.base_layer_intra_only = 1;
svc_layer_sync.spatial_layer_sync[0] = 1;
encoder->Control(VP9E_SET_SVC_SPATIAL_LAYER_SYNC, &svc_layer_sync);
superframe_has_intra_only_ = 1;
} else if (video->frame() == 100) {
svc_layer_sync.base_layer_intra_only = 1;
svc_layer_sync.spatial_layer_sync[0] = 1;
encoder->Control(VP9E_SET_SVC_SPATIAL_LAYER_SYNC, &svc_layer_sync);
superframe_has_intra_only_ = 1;
}
} else {
layer_sync_on_base_ = 0;
if (video->frame() == 150) {
svc_layer_sync.spatial_layer_sync[1] = 1;
encoder->Control(VP9E_SET_SVC_SPATIAL_LAYER_SYNC, &svc_layer_sync);
} else if (video->frame() == 240) {
svc_layer_sync.spatial_layer_sync[2] = 1;
encoder->Control(VP9E_SET_SVC_SPATIAL_LAYER_SYNC, &svc_layer_sync);
} else if (video->frame() == 320) {
svc_layer_sync.spatial_layer_sync[0] = 1;
layer_sync_on_base_ = 1;
encoder->Control(VP9E_SET_SVC_SPATIAL_LAYER_SYNC, &svc_layer_sync);
}
}
}
const vpx_rational_t tb = video->timebase();
timebase_ = static_cast<double>(tb.num) / tb.den;
duration_ = 0;
}
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) {
// For test that inserts layer sync frames: requesting a layer_sync on
// the base layer must force key frame. So if any key frame occurs after
// first superframe it must due to layer sync on base spatial layer.
if (superframe_count_ > 0 && insert_layer_sync_ &&
!force_intra_only_frame_) {
ASSERT_EQ(layer_sync_on_base_, 1);
}
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++;
}
}
// For superframe with Intra-only count will be +1 larger
// because of no-show frame.
if (force_intra_only_frame_ && superframe_has_intra_only_)
ASSERT_EQ(count, num_layers_encoded + 1);
else
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_) {
int num_layers_dropped = 0;
for (int sl = 0; sl < number_spatial_layers_; ++sl) {
if (!pkt->data.frame.spatial_layer_encoded[sl]) {
// Check that all upper layers are dropped.
num_layers_dropped++;
for (int sl2 = sl + 1; sl2 < number_spatial_layers_; ++sl2)
ASSERT_EQ(pkt->data.frame.spatial_layer_encoded[sl2], 0);
}
}
if (num_layers_dropped == number_spatial_layers_ - 1)
force_key_ = 1;
else
force_key_ = 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;
}
}
if (!single_layer_resize_) {
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]);
} else if (superframe_count_ > 0) {
if (pkt->data.frame.width[sl] < prev_frame_width[sl] &&
pkt->data.frame.height[sl] < prev_frame_height[sl])
num_resize_down_ += 1;
if (pkt->data.frame.width[sl] > prev_frame_width[sl] &&
pkt->data.frame.height[sl] > prev_frame_height[sl])
num_resize_up_ += 1;
}
prev_frame_width[sl] = pkt->data.frame.width[sl];
prev_frame_height[sl] = pkt->data.frame.height[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_; }
unsigned int GetNonRefFrames() { return num_nonref_frames_; }
vpx_codec_pts_t last_pts_;
double timebase_;
int64_t bits_total_[VPX_MAX_LAYERS];
double duration_;
double file_datarate_[VPX_MAX_LAYERS];
size_t bits_in_last_frame_;
double mismatch_psnr_;
int denoiser_on_;
int tune_content_;
int spatial_layer_id_;
bool dynamic_drop_layer_;
bool single_layer_resize_;
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 key_frame_spacing_;
int layer_framedrop_;
int force_key_;
int force_key_test_;
int inter_layer_pred_mode_;
int insert_layer_sync_;
int layer_sync_on_base_;
int force_intra_only_frame_;
int superframe_has_intra_only_;
int use_post_encode_drop_;
int bitrate_sl3_[3];
// Denoiser switched on the fly.
bool denoiser_off_on_;
// Top layer enabled on the fly.
bool denoiser_enable_layers_;
int num_resize_up_;
int num_resize_down_;
unsigned int prev_frame_width[VPX_MAX_LAYERS];
unsigned int prev_frame_height[VPX_MAX_LAYERS];
private:
virtual void SetConfig(const int num_temporal_layer) {
cfg_.rc_end_usage = VPX_CBR;
cfg_.g_lag_in_frames = 0;
cfg_.g_error_resilient = 1;
if (num_temporal_layer == 3) {
cfg_.ts_rate_decimator[0] = 4;
cfg_.ts_rate_decimator[1] = 2;
cfg_.ts_rate_decimator[2] = 1;
cfg_.temporal_layering_mode = 3;
} else if (num_temporal_layer == 2) {
cfg_.ts_rate_decimator[0] = 2;
cfg_.ts_rate_decimator[1] = 1;
cfg_.temporal_layering_mode = 2;
} else if (num_temporal_layer == 1) {
cfg_.ts_rate_decimator[0] = 1;
cfg_.temporal_layering_mode = 0;
}
}
unsigned int num_nonref_frames_;
unsigned int mismatch_nframes_;
};
// 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) {
SetSvcConfig(2, 1);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 10;
cfg_.kf_max_dist = 9999;
::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;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and
// 3 temporal layers, with force key frame after frame drop
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TLForceKey) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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 = 100;
ResetModel();
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.78,
1.25);
#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(GetNonRefFrames(), 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) {
SetSvcConfig(3, 2);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
// 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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC with 3 spatial and 3 temporal
// layers, for inter_layer_pred=OffKey (K-SVC) and on the fly switching
// of denoiser from off to on (on at frame = 100). Key frame period is set to
// 1000 so denoise is enabled on non-key.
TEST_P(DatarateOnePassCbrSvcSingleBR,
OnePassCbrSvc3SL3TL_DenoiserOffOnFixedLayers) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 1000;
::libvpx_test::I420VideoSource video("desktop_office1.1280_720-020.yuv", 1280,
720, 30, 1, 0, 300);
top_sl_width_ = 1280;
top_sl_height_ = 720;
cfg_.rc_target_bitrate = 1000;
ResetModel();
denoiser_off_on_ = true;
denoiser_enable_layers_ = false;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// Don't check rate targeting on two top spatial layer since they will be
// skipped for part of the sequence.
CheckLayerRateTargeting(number_spatial_layers_ - 2, number_temporal_layers_,
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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC with 3 spatial and 3 temporal
// layers, for inter_layer_pred=OffKey (K-SVC) and on the fly switching
// of denoiser from off to on, for dynamic layers. Start at 2 spatial layers
// and enable 3rd spatial layer at frame = 100. Use periodic key frame with
// period 100 so enabling of spatial layer occurs at key frame. Enable denoiser
// at frame > 100, after the key frame sync.
TEST_P(DatarateOnePassCbrSvcSingleBR,
OnePassCbrSvc3SL3TL_DenoiserOffOnEnableLayers) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 0;
cfg_.kf_max_dist = 100;
::libvpx_test::I420VideoSource video("desktop_office1.1280_720-020.yuv", 1280,
720, 30, 1, 0, 300);
top_sl_width_ = 1280;
top_sl_height_ = 720;
cfg_.rc_target_bitrate = 1000;
ResetModel();
denoiser_off_on_ = true;
denoiser_enable_layers_ = true;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// Don't check rate targeting on two top spatial layer since they will be
// skipped for part of the sequence.
CheckLayerRateTargeting(number_spatial_layers_ - 2, number_temporal_layers_,
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(GetNonRefFrames(), 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) {
SetSvcConfig(3, 1);
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_.g_threads = 1;
cfg_.temporal_layering_mode = 0;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// Don't check rate targeting on two top spatial layer since they will be
// skipped for part of the sequence.
CheckLayerRateTargeting(number_spatial_layers_ - 2, number_temporal_layers_,
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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC with 2 spatial layers and on
// the fly switching to 1 spatial layer with dynamic resize enabled.
// The resizer will resize the single layer down and back up again, as the
// bitrate goes back up.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2SL_SingleLayerResize) {
SetSvcConfig(2, 1);
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_.g_threads = 1;
cfg_.temporal_layering_mode = 0;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
cfg_.rc_resize_allowed = 1;
::libvpx_test::I420VideoSource video("desktop_office1.1280_720-020.yuv", 1280,
720, 15, 1, 0, 300);
top_sl_width_ = 1280;
top_sl_height_ = 720;
cfg_.rc_target_bitrate = 800;
ResetModel();
dynamic_drop_layer_ = true;
single_layer_resize_ = true;
base_speed_setting_ = speed_setting_;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// Expect at least one resize down and at least one resize back up.
EXPECT_GE(num_resize_down_, 1);
EXPECT_GE(num_resize_up_, 1);
// Don't check rate targeting on two top spatial layer since they will be
// skipped for part of the sequence.
CheckLayerRateTargeting(number_spatial_layers_ - 2, number_temporal_layers_,
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(GetNonRefFrames(), 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(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), 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) {
SetSvcConfig(2, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), 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) {
SetSvcConfig(2, 3);
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_.g_threads = 4;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.64,
1.45);
#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(GetNonRefFrames(), 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) {
SetSvcConfig(3, 3);
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_.g_threads = 4;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.58,
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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Params: speed setting, inter-layer prediction mode.
class DatarateOnePassCbrSvcInterLayerPredSingleBR
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith2Params<int, int> {
public:
DatarateOnePassCbrSvcInterLayerPredSingleBR()
: DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcInterLayerPredSingleBR() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
inter_layer_pred_mode_ = GET_PARAM(2);
ResetModel();
}
};
// Check basic rate targeting with different inter-layer prediction modes for 1
// pass CBR SVC: 3 spatial layers and 3 temporal layers. Run CIF clip with 1
// thread.
TEST_P(DatarateOnePassCbrSvcInterLayerPredSingleBR, OnePassCbrSvc3SL3TL) {
// Disable test for inter-layer pred off for now since simulcast_mode fails.
if (inter_layer_pred_mode_ == INTER_LAYER_PRED_OFF) return;
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.temporal_layering_mode = 3;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check rate targeting with different inter-layer prediction modes 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) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
#if CONFIG_VP9_TEMPORAL_DENOISING
// Params: speed setting, noise sensitivity, index for bitrate array and inter
// layer pred mode.
class DatarateOnePassCbrSvcDenoiser
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWith4Params<int, 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);
inter_layer_pred_mode_ = GET_PARAM(3);
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) {
SetSvcConfig(2, 3);
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_.g_threads = 2;
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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), 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) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_target_bitrate = 800;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
// TODO(jianj): webm:1554
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.70,
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(GetNonRefFrames(), 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) {
SetSvcConfig(2, 3);
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_.g_threads = 1;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_target_bitrate = 400;
::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();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Check basic rate targeting for 1 pass CBR SVC: 3 spatial layers and 3
// temporal layers. Run VGA clip with 1 thread, and place layer sync frames:
// one at middle layer first, then another one for top layer, and another
// insert for base spatial layer (which forces key frame).
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL3TLSyncFrames) {
SetSvcConfig(3, 3);
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_.g_threads = 1;
cfg_.kf_max_dist = 9999;
cfg_.rc_dropframe_thresh = 10;
cfg_.rc_target_bitrate = 400;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
ResetModel();
insert_layer_sync_ = 1;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Run SVC encoder for 3 spatial layers, 1 temporal layer, with
// intra-only frame as sync frame on base spatial layer.
// Intra_only is inserted at start and in middle of sequence.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc3SL1TLSyncWithIntraOnly) {
SetSvcConfig(3, 1);
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_.g_threads = 4;
cfg_.rc_dropframe_thresh = 30;
cfg_.kf_max_dist = 9999;
cfg_.rc_target_bitrate = 400;
::libvpx_test::I420VideoSource video("niklas_640_480_30.yuv", 640, 480, 30, 1,
0, 400);
top_sl_width_ = 640;
top_sl_height_ = 480;
ResetModel();
insert_layer_sync_ = 1;
// Use intra_only frame for sync on base layer.
force_intra_only_frame_ = 1;
AssignLayerBitrates();
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Run SVC encoder for 2 quality layers (same resolution different,
// bitrates), 1 temporal layer, with screen content mode.
TEST_P(DatarateOnePassCbrSvcSingleBR, OnePassCbrSvc2QL1TLScreen) {
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 = 56;
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_.temporal_layering_mode = 0;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 2;
svc_params_.scaling_factor_num[0] = 1;
svc_params_.scaling_factor_den[0] = 1;
svc_params_.scaling_factor_num[1] = 1;
svc_params_.scaling_factor_den[1] = 1;
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;
ResetModel();
tune_content_ = 1;
// Set the layer bitrates, for 2 spatial layers, 1 temporal.
cfg_.rc_target_bitrate = 400;
cfg_.ss_target_bitrate[0] = 100;
cfg_.ss_target_bitrate[1] = 300;
cfg_.layer_target_bitrate[0] = 100;
cfg_.layer_target_bitrate[1] = 300;
for (int sl = 0; sl < 2; ++sl) {
float layer_framerate = 30.0;
layer_target_avg_bandwidth_[sl] = static_cast<int>(
cfg_.layer_target_bitrate[sl] * 1000.0 / layer_framerate);
bits_in_buffer_model_[sl] =
cfg_.layer_target_bitrate[sl] * cfg_.rc_buf_initial_sz;
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.73,
1.25);
#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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
// Params: speed setting.
class DatarateOnePassCbrSvcPostencodeDrop
: public DatarateOnePassCbrSvc,
public ::libvpx_test::CodecTestWithParam<int> {
public:
DatarateOnePassCbrSvcPostencodeDrop() : DatarateOnePassCbrSvc(GET_PARAM(0)) {
memset(&svc_params_, 0, sizeof(svc_params_));
}
virtual ~DatarateOnePassCbrSvcPostencodeDrop() {}
protected:
virtual void SetUp() {
InitializeConfig();
SetMode(::libvpx_test::kRealTime);
speed_setting_ = GET_PARAM(1);
ResetModel();
}
};
// Run SVC encoder for 2 quality layers (same resolution different,
// bitrates), 1 temporal layer, with screen content mode.
TEST_P(DatarateOnePassCbrSvcPostencodeDrop, OnePassCbrSvc2QL1TLScreen) {
cfg_.rc_buf_initial_sz = 200;
cfg_.rc_buf_optimal_sz = 200;
cfg_.rc_buf_sz = 400;
cfg_.rc_min_quantizer = 0;
cfg_.rc_max_quantizer = 52;
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_.temporal_layering_mode = 0;
cfg_.g_error_resilient = 1;
cfg_.g_threads = 2;
svc_params_.scaling_factor_num[0] = 1;
svc_params_.scaling_factor_den[0] = 1;
svc_params_.scaling_factor_num[1] = 1;
svc_params_.scaling_factor_den[1] = 1;
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("hantro_collage_w352h288.yuv", 352, 288,
30, 1, 0, 300);
top_sl_width_ = 352;
top_sl_height_ = 288;
ResetModel();
base_speed_setting_ = speed_setting_;
tune_content_ = 1;
use_post_encode_drop_ = 1;
// Set the layer bitrates, for 2 spatial layers, 1 temporal.
cfg_.rc_target_bitrate = 400;
cfg_.ss_target_bitrate[0] = 100;
cfg_.ss_target_bitrate[1] = 300;
cfg_.layer_target_bitrate[0] = 100;
cfg_.layer_target_bitrate[1] = 300;
for (int sl = 0; sl < 2; ++sl) {
float layer_framerate = 30.0;
layer_target_avg_bandwidth_[sl] = static_cast<int>(
cfg_.layer_target_bitrate[sl] * 1000.0 / layer_framerate);
bits_in_buffer_model_[sl] =
cfg_.layer_target_bitrate[sl] * cfg_.rc_buf_initial_sz;
}
ASSERT_NO_FATAL_FAILURE(RunLoop(&video));
CheckLayerRateTargeting(number_spatial_layers_, number_temporal_layers_, 0.73,
1.25);
#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(GetNonRefFrames(), GetMismatchFrames());
#endif
}
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcSingleBR,
::testing::Range(5, 10));
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcPostencodeDrop,
::testing::Range(5, 6));
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcInterLayerPredSingleBR,
::testing::Range(5, 10), ::testing::Range(0, 3));
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcMultiBR,
::testing::Range(5, 10), ::testing::Range(0, 3));
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcFrameDropMultiBR,
::testing::Range(5, 10), ::testing::Range(0, 2),
::testing::Range(0, 3));
#if CONFIG_VP9_TEMPORAL_DENOISING
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcDenoiser,
::testing::Range(5, 10), ::testing::Range(1, 3),
::testing::Range(0, 3), ::testing::Range(0, 4));
#endif
VP9_INSTANTIATE_TEST_SUITE(DatarateOnePassCbrSvcSmallKF,
::testing::Range(5, 10), ::testing::Range(32, 36));
} // namespace
} // namespace svc_test