rtc: Refactor external rate control test
To make it more flexible for testing
dynamic layers (to be added).
Change-Id: I160c44e785d7e076da0b9ad2239dd05310072550
diff --git a/test/ratectrl_rtc_test.cc b/test/ratectrl_rtc_test.cc
index 7910b41..07a4e1d 100644
--- a/test/ratectrl_rtc_test.cc
+++ b/test/ratectrl_rtc_test.cc
@@ -25,7 +25,11 @@
constexpr size_t kNumFrames = 450;
-constexpr int kTemporalId[4] = { 0, 2, 1, 2 };
+const int kTemporalId3Layer[4] = { 0, 2, 1, 2 };
+const int kTemporalId2Layer[2] = { 0, 1 };
+const int kTemporalRateAllocation3Layer[3] = { 50, 70, 100 };
+const int kTemporalRateAllocation2Layer[2] = { 60, 100 };
+const int kSpatialLayerBitrate[3] = { 200, 500, 900 };
// Parameter: aq mode: 0 and 3
class RcInterfaceTest : public ::libaom_test::EncoderTest,
@@ -63,7 +67,12 @@
if (use_svc) {
frame_params_.spatial_layer_id =
layer_frame_cnt_ % rc_cfg_.ss_number_layers;
- frame_params_.temporal_layer_id = kTemporalId[video->frame() % 4];
+ if (rc_cfg_.ts_number_layers == 3)
+ frame_params_.temporal_layer_id = kTemporalId3Layer[video->frame() % 4];
+ else if (rc_cfg_.ts_number_layers == 2)
+ frame_params_.temporal_layer_id = kTemporalId2Layer[video->frame() % 2];
+ else
+ frame_params_.temporal_layer_id = 0;
layer_id_.spatial_layer_id = frame_params_.spatial_layer_id;
layer_id_.temporal_layer_id = frame_params_.temporal_layer_id;
encoder->Control(AV1E_SET_SVC_LAYER_ID, &layer_id_);
@@ -125,7 +134,7 @@
void RunSvc() {
key_interval_ = 10000;
- SetConfigSvc();
+ SetConfigSvc(3, 3);
rc_api_ = aom::AV1RateControlRTC::Create(rc_cfg_);
frame_params_.spatial_layer_id = 0;
frame_params_.temporal_layer_id = 0;
@@ -138,7 +147,7 @@
void RunSvcPeriodicKey() {
key_interval_ = 100;
- SetConfigSvc();
+ SetConfigSvc(3, 3);
rc_api_ = aom::AV1RateControlRTC::Create(rc_cfg_);
frame_params_.spatial_layer_id = 0;
frame_params_.temporal_layer_id = 0;
@@ -191,12 +200,11 @@
cfg_.kf_max_dist = key_interval_;
}
- void SetConfigSvc() {
+ void SetConfigSvc(int number_spatial_layers, int number_temporal_layers) {
rc_cfg_.width = 640;
rc_cfg_.height = 480;
- rc_cfg_.max_quantizer = 52;
+ rc_cfg_.max_quantizer = 56;
rc_cfg_.min_quantizer = 2;
- rc_cfg_.target_bandwidth = 1000;
rc_cfg_.buf_initial_sz = 600;
rc_cfg_.buf_optimal_sz = 600;
rc_cfg_.buf_sz = 1000;
@@ -204,85 +212,117 @@
rc_cfg_.overshoot_pct = 50;
rc_cfg_.max_intra_bitrate_pct = 1000;
rc_cfg_.framerate = 30.0;
- rc_cfg_.ss_number_layers = 3;
- rc_cfg_.ts_number_layers = 3;
rc_cfg_.aq_mode = aq_mode_;
-
- rc_cfg_.scaling_factor_num[0] = 1;
- rc_cfg_.scaling_factor_den[0] = 4;
- rc_cfg_.scaling_factor_num[1] = 2;
- rc_cfg_.scaling_factor_den[1] = 4;
- rc_cfg_.scaling_factor_num[2] = 4;
- rc_cfg_.scaling_factor_den[2] = 4;
-
- rc_cfg_.ts_rate_decimator[0] = 4;
- rc_cfg_.ts_rate_decimator[1] = 2;
- rc_cfg_.ts_rate_decimator[2] = 1;
-
- rc_cfg_.layer_target_bitrate[0] = 100;
- rc_cfg_.layer_target_bitrate[1] = 140;
- rc_cfg_.layer_target_bitrate[2] = 200;
- rc_cfg_.layer_target_bitrate[3] = 250;
- rc_cfg_.layer_target_bitrate[4] = 350;
- rc_cfg_.layer_target_bitrate[5] = 500;
- rc_cfg_.layer_target_bitrate[6] = 450;
- rc_cfg_.layer_target_bitrate[7] = 630;
- rc_cfg_.layer_target_bitrate[8] = 900;
-
- for (int sl = 0; sl < rc_cfg_.ss_number_layers; ++sl) {
- for (int tl = 0; tl < rc_cfg_.ts_number_layers; ++tl) {
- const int i = sl * rc_cfg_.ts_number_layers + tl;
- rc_cfg_.max_quantizers[i] = 56;
- rc_cfg_.min_quantizers[i] = 2;
- }
- }
+ rc_cfg_.ss_number_layers = number_spatial_layers;
+ rc_cfg_.ts_number_layers = number_temporal_layers;
// Encoder settings for ground truth.
cfg_.g_w = 640;
cfg_.g_h = 480;
- svc_params_.number_spatial_layers = 3;
- svc_params_.number_temporal_layers = 3;
- cfg_.g_timebase.num = 1;
- cfg_.g_timebase.den = 30;
- 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;
- for (int i = 0; i < AOM_MAX_LAYERS; ++i) {
- svc_params_.max_quantizers[i] = 56;
- svc_params_.min_quantizers[i] = 2;
- }
- cfg_.rc_end_usage = AOM_CBR;
- cfg_.g_lag_in_frames = 0;
- cfg_.g_error_resilient = 0;
- // 3 temporal layers
- svc_params_.framerate_factor[0] = 4;
- svc_params_.framerate_factor[1] = 2;
- svc_params_.framerate_factor[2] = 1;
-
+ cfg_.rc_max_quantizer = 56;
+ cfg_.rc_min_quantizer = 2;
cfg_.rc_buf_initial_sz = 600;
cfg_.rc_buf_optimal_sz = 600;
cfg_.rc_buf_sz = 1000;
- cfg_.rc_min_quantizer = 2;
- cfg_.rc_max_quantizer = 56;
+ cfg_.rc_overshoot_pct = 50;
+ cfg_.rc_undershoot_pct = 50;
cfg_.g_threads = 1;
cfg_.kf_min_dist = key_interval_;
cfg_.kf_max_dist = key_interval_;
- cfg_.rc_target_bitrate = 1000;
- cfg_.rc_overshoot_pct = 50;
- cfg_.rc_undershoot_pct = 50;
+ cfg_.g_timebase.num = 1;
+ cfg_.g_timebase.den = 30;
+ cfg_.rc_end_usage = AOM_CBR;
+ cfg_.g_lag_in_frames = 0;
+ cfg_.g_error_resilient = 0;
+ svc_params_.number_spatial_layers = number_spatial_layers;
+ svc_params_.number_temporal_layers = number_temporal_layers;
- svc_params_.layer_target_bitrate[0] = 100;
- svc_params_.layer_target_bitrate[1] = 140;
- svc_params_.layer_target_bitrate[2] = 200;
- svc_params_.layer_target_bitrate[3] = 250;
- svc_params_.layer_target_bitrate[4] = 350;
- svc_params_.layer_target_bitrate[5] = 500;
- svc_params_.layer_target_bitrate[6] = 450;
- svc_params_.layer_target_bitrate[7] = 630;
- svc_params_.layer_target_bitrate[8] = 900;
+ // Scale factors.
+ if (number_spatial_layers == 3) {
+ rc_cfg_.scaling_factor_num[0] = 1;
+ rc_cfg_.scaling_factor_den[0] = 4;
+ rc_cfg_.scaling_factor_num[1] = 2;
+ rc_cfg_.scaling_factor_den[1] = 4;
+ rc_cfg_.scaling_factor_num[2] = 4;
+ rc_cfg_.scaling_factor_den[2] = 4;
+ svc_params_.scaling_factor_num[0] = 1;
+ svc_params_.scaling_factor_den[0] = 4;
+ svc_params_.scaling_factor_num[1] = 2;
+ svc_params_.scaling_factor_den[1] = 4;
+ svc_params_.scaling_factor_num[2] = 4;
+ svc_params_.scaling_factor_den[2] = 4;
+ } else if (number_spatial_layers == 2) {
+ rc_cfg_.scaling_factor_num[0] = 1;
+ rc_cfg_.scaling_factor_den[0] = 2;
+ rc_cfg_.scaling_factor_num[1] = 2;
+ rc_cfg_.scaling_factor_den[1] = 2;
+ svc_params_.scaling_factor_num[0] = 1;
+ svc_params_.scaling_factor_den[0] = 2;
+ svc_params_.scaling_factor_num[1] = 2;
+ svc_params_.scaling_factor_den[1] = 2;
+ } else if (number_spatial_layers == 1) {
+ rc_cfg_.scaling_factor_num[0] = 1;
+ rc_cfg_.scaling_factor_den[0] = 1;
+ svc_params_.scaling_factor_num[0] = 1;
+ svc_params_.scaling_factor_den[0] = 1;
+ }
+
+ // TS rate decimator.
+ if (number_temporal_layers == 3) {
+ rc_cfg_.ts_rate_decimator[0] = 4;
+ rc_cfg_.ts_rate_decimator[1] = 2;
+ rc_cfg_.ts_rate_decimator[2] = 1;
+ svc_params_.framerate_factor[0] = 4;
+ svc_params_.framerate_factor[1] = 2;
+ svc_params_.framerate_factor[2] = 1;
+ } else if (number_temporal_layers == 2) {
+ rc_cfg_.ts_rate_decimator[0] = 2;
+ rc_cfg_.ts_rate_decimator[1] = 1;
+ svc_params_.framerate_factor[0] = 2;
+ svc_params_.framerate_factor[1] = 1;
+ } else if (number_temporal_layers == 1) {
+ rc_cfg_.ts_rate_decimator[0] = 1;
+ svc_params_.framerate_factor[0] = 1;
+ }
+
+ // Bitate.
+ rc_cfg_.target_bandwidth = 0;
+ cfg_.rc_target_bitrate = 0;
+ for (int sl = 0; sl < number_spatial_layers; sl++) {
+ int spatial_bitrate = 0;
+ if (number_spatial_layers <= 3)
+ spatial_bitrate = kSpatialLayerBitrate[sl];
+ for (int tl = 0; tl < number_temporal_layers; tl++) {
+ int layer = sl * number_temporal_layers + tl;
+ if (number_temporal_layers == 3) {
+ rc_cfg_.layer_target_bitrate[layer] =
+ kTemporalRateAllocation3Layer[tl] * spatial_bitrate / 100;
+ svc_params_.layer_target_bitrate[layer] =
+ kTemporalRateAllocation3Layer[tl] * spatial_bitrate / 100;
+ } else if (number_temporal_layers == 2) {
+ rc_cfg_.layer_target_bitrate[layer] =
+ kTemporalRateAllocation2Layer[tl] * spatial_bitrate / 100;
+ svc_params_.layer_target_bitrate[layer] =
+ kTemporalRateAllocation2Layer[tl] * spatial_bitrate / 100;
+ } else if (number_temporal_layers == 1) {
+ rc_cfg_.layer_target_bitrate[layer] = spatial_bitrate;
+ svc_params_.layer_target_bitrate[layer] = spatial_bitrate;
+ }
+ }
+ rc_cfg_.target_bandwidth += spatial_bitrate;
+ cfg_.rc_target_bitrate += spatial_bitrate;
+ }
+
+ // Layer min/max quantizer.
+ for (int sl = 0; sl < number_spatial_layers; ++sl) {
+ for (int tl = 0; tl < number_temporal_layers; ++tl) {
+ const int i = sl * number_temporal_layers + tl;
+ rc_cfg_.max_quantizers[i] = rc_cfg_.max_quantizer;
+ rc_cfg_.min_quantizers[i] = rc_cfg_.min_quantizer;
+ svc_params_.max_quantizers[i] = cfg_.rc_max_quantizer;
+ svc_params_.min_quantizers[i] = cfg_.rc_min_quantizer;
+ }
+ }
}
std::unique_ptr<aom::AV1RateControlRTC> rc_api_;
