ref: 8e01faee050da18f3791439d9737ee31ea05b935
parent: a2d35b234f176316fb978d8c7099a003ddd4e8ab
parent: e51daf90fd83d4cf0afcb402a5f6382ce817e5d2
author: Hui Su <huisu@google.com>
date: Fri Jun 29 18:59:51 EDT 2018
Merge "Add partition breakout models for 720p resolution"
--- a/vp9/encoder/vp9_encodeframe.c
+++ b/vp9/encoder/vp9_encodeframe.c
@@ -3330,101 +3330,206 @@
#define FEATURES 4
#define Q_CTX 3
-static const float partition_breakout_weights_64[Q_CTX][FEATURES + 1] = {- {- -0.016673f,
- -0.001025f,
- -0.000032f,
- 0.000833f,
- 1.94261885f - 2.1f,
- },
- {- -0.160867f,
- -0.002101f,
- 0.000011f,
- 0.002448f,
- 1.65738142f - 2.5f,
- },
- {- -0.628934f,
- -0.011459f,
- -0.000009f,
- 0.013833f,
- 1.47982645f - 1.6f,
- },
-};
+#define RESOLUTION_CTX 2
+static const float partition_breakout_weights_64[RESOLUTION_CTX][Q_CTX]
+ [FEATURES + 1] = {+ {+ {+ -0.016673f,
+ -0.001025f,
+ -0.000032f,
+ 0.000833f,
+ 1.94261885f - 2.1f,
+ },
+ {+ -0.160867f,
+ -0.002101f,
+ 0.000011f,
+ 0.002448f,
+ 1.65738142f - 2.5f,
+ },
+ {+ -0.628934f,
+ -0.011459f,
+ -0.000009f,
+ 0.013833f,
+ 1.47982645f - 1.6f,
+ },
+ },
+ {+ {+ -0.064309f,
+ -0.006121f,
+ 0.000232f,
+ 0.005778f,
+ 0.7989465f - 5.0f,
+ },
+ {+ -0.314957f,
+ -0.009346f,
+ -0.000225f,
+ 0.010072f,
+ 2.80695581f - 5.5f,
+ },
+ {+ -0.635535f,
+ -0.015135f,
+ 0.000091f,
+ 0.015247f,
+ 2.90381241f - 5.0f,
+ },
+ },
+ };
-static const float partition_breakout_weights_32[Q_CTX][FEATURES + 1] = {- {- -0.010554f,
- -0.003081f,
- -0.000134f,
- 0.004491f,
- 1.68445992f - 3.5f,
- },
- {- -0.051489f,
- -0.007609f,
- 0.000016f,
- 0.009792f,
- 1.28089404f - 2.5f,
- },
- {- -0.163097f,
- -0.013081f,
- 0.000022f,
- 0.019006f,
- 1.36129403f - 3.2f,
- },
-};
+static const float partition_breakout_weights_32[RESOLUTION_CTX][Q_CTX]
+ [FEATURES + 1] = {+ {+ {+ -0.010554f,
+ -0.003081f,
+ -0.000134f,
+ 0.004491f,
+ 1.68445992f - 3.5f,
+ },
+ {+ -0.051489f,
+ -0.007609f,
+ 0.000016f,
+ 0.009792f,
+ 1.28089404f - 2.5f,
+ },
+ {+ -0.163097f,
+ -0.013081f,
+ 0.000022f,
+ 0.019006f,
+ 1.36129403f - 3.2f,
+ },
+ },
+ {+ {+ -0.024629f,
+ -0.006492f,
+ -0.000254f,
+ 0.004895f,
+ 1.27919173f - 4.5f,
+ },
+ {+ -0.083936f,
+ -0.009827f,
+ -0.000200f,
+ 0.010399f,
+ 2.73731065f - 4.5f,
+ },
+ {+ -0.279052f,
+ -0.013334f,
+ 0.000289f,
+ 0.023203f,
+ 2.43595719f - 3.5f,
+ },
+ },
+ };
-static const float partition_breakout_weights_16[Q_CTX][FEATURES + 1] = {- {- -0.013154f,
- -0.002404f,
- -0.000977f,
- 0.008450f,
- 2.57404566f - 5.5f,
- },
- {- -0.019146f,
- -0.004018f,
- 0.000064f,
- 0.008187f,
- 2.15043926f - 2.5f,
- },
- {- -0.075755f,
- -0.010858f,
- 0.000030f,
- 0.024505f,
- 2.06848121f - 2.5f,
- },
-};
+static const float partition_breakout_weights_16[RESOLUTION_CTX][Q_CTX]
+ [FEATURES + 1] = {+ {+ {+ -0.013154f,
+ -0.002404f,
+ -0.000977f,
+ 0.008450f,
+ 2.57404566f - 5.5f,
+ },
+ {+ -0.019146f,
+ -0.004018f,
+ 0.000064f,
+ 0.008187f,
+ 2.15043926f - 2.5f,
+ },
+ {+ -0.075755f,
+ -0.010858f,
+ 0.000030f,
+ 0.024505f,
+ 2.06848121f - 2.5f,
+ },
+ },
+ {+ {+ -0.007636f,
+ -0.002751f,
+ -0.000682f,
+ 0.005968f,
+ 0.19225763f - 4.5f,
+ },
+ {+ -0.047306f,
+ -0.009113f,
+ -0.000518f,
+ 0.016007f,
+ 2.61068869f - 4.0f,
+ },
+ {+ -0.069336f,
+ -0.010448f,
+ -0.001120f,
+ 0.023083f,
+ 1.47591054f - 5.5f,
+ },
+ },
+ };
-static const float partition_breakout_weights_8[Q_CTX][FEATURES + 1] = {- {- -0.011807f,
- -0.009873f,
- -0.000931f,
- 0.034768f,
- 1.32254851f - 2.0f,
- },
- {- -0.003861f,
- -0.002701f,
- 0.000100f,
- 0.013876f,
- 1.96755111f - 1.5f,
- },
- {- -0.013522f,
- -0.008677f,
- -0.000562f,
- 0.034468f,
- 1.53440356f - 1.5f,
- },
-};
+static const float partition_breakout_weights_8[RESOLUTION_CTX][Q_CTX]
+ [FEATURES + 1] = {+ {+ {+ -0.011807f,
+ -0.009873f,
+ -0.000931f,
+ 0.034768f,
+ 1.32254851f - 2.0f,
+ },
+ {+ -0.003861f,
+ -0.002701f,
+ 0.000100f,
+ 0.013876f,
+ 1.96755111f - 1.5f,
+ },
+ {+ -0.013522f,
+ -0.008677f,
+ -0.000562f,
+ 0.034468f,
+ 1.53440356f - 1.5f,
+ },
+ },
+ {+ {+ -0.003221f,
+ -0.002125f,
+ 0.000993f,
+ 0.012768f,
+ 0.03541421f - 2.0f,
+ },
+ {+ -0.006069f,
+ -0.007335f,
+ 0.000229f,
+ 0.026104f,
+ 0.17135315f - 1.5f,
+ },
+ {+ -0.039894f,
+ -0.011419f,
+ 0.000070f,
+ 0.061817f,
+ 0.6739977f - 1.5f,
+ },
+ },
+ };
// ML-based partition search breakout.
static int ml_predict_breakout(const VP9_COMP *const cpi, BLOCK_SIZE bsize,
@@ -3437,18 +3542,22 @@
float linear_score = 0.0f;
const int qindex = cm->base_qindex;
const int q_ctx = qindex >= 200 ? 0 : (qindex >= 150 ? 1 : 2);
+ const int is_720p_or_larger = VPXMIN(cm->width, cm->height) >= 720;
+ const int resolution_ctx = is_720p_or_larger ? 1 : 0;
switch (bsize) {case BLOCK_64X64:
- linear_weights = partition_breakout_weights_64[q_ctx];
+ linear_weights = partition_breakout_weights_64[resolution_ctx][q_ctx];
break;
case BLOCK_32X32:
- linear_weights = partition_breakout_weights_32[q_ctx];
+ linear_weights = partition_breakout_weights_32[resolution_ctx][q_ctx];
break;
case BLOCK_16X16:
- linear_weights = partition_breakout_weights_16[q_ctx];
+ linear_weights = partition_breakout_weights_16[resolution_ctx][q_ctx];
break;
- case BLOCK_8X8: linear_weights = partition_breakout_weights_8[q_ctx]; break;
+ case BLOCK_8X8:
+ linear_weights = partition_breakout_weights_8[resolution_ctx][q_ctx];
+ break;
default: assert(0 && "Unexpected block size."); return 0;
}
if (!linear_weights) return 0;
@@ -3490,6 +3599,7 @@
}
#undef FEATURES
#undef Q_CTX
+#undef RESOLUTION_CTX
// TODO(jingning,jimbankoski,rbultje): properly skip partition types that are
// unlikely to be selected depending on previous rate-distortion optimization
--- a/vp9/encoder/vp9_speed_features.c
+++ b/vp9/encoder/vp9_speed_features.c
@@ -61,9 +61,11 @@
SPEED_FEATURES *sf,
int speed) {VP9_COMMON *const cm = &cpi->common;
- const int is_480p_or_larger = VPXMIN(cm->width, cm->height) >= 480;
- const int is_720p_or_larger = VPXMIN(cm->width, cm->height) >= 720;
- const int is_2160p_or_larger = VPXMIN(cm->width, cm->height) >= 2160;
+ const int min_frame_size = VPXMIN(cm->width, cm->height);
+ const int is_480p_or_larger = min_frame_size >= 480;
+ const int is_720p_or_larger = min_frame_size >= 720;
+ const int is_1080p_or_larger = min_frame_size >= 1080;
+ const int is_2160p_or_larger = min_frame_size >= 2160;
// speed 0 features
sf->partition_search_breakout_thr.dist = (1 << 20);
@@ -75,11 +77,17 @@
sf->ml_partition_search_early_termination = 1;
}
- if (!is_720p_or_larger) {+ if (!is_1080p_or_larger) {sf->use_ml_partition_search_breakout = 1;
- sf->ml_partition_search_breakout_thresh[0] = 2.5f;
- sf->ml_partition_search_breakout_thresh[1] = 1.5f;
- sf->ml_partition_search_breakout_thresh[2] = 1.5f;
+ if (is_720p_or_larger) {+ sf->ml_partition_search_breakout_thresh[0] = 0.0f;
+ sf->ml_partition_search_breakout_thresh[1] = 0.0f;
+ sf->ml_partition_search_breakout_thresh[2] = 0.0f;
+ } else {+ sf->ml_partition_search_breakout_thresh[0] = 2.5f;
+ sf->ml_partition_search_breakout_thresh[1] = 1.5f;
+ sf->ml_partition_search_breakout_thresh[2] = 1.5f;
+ }
}
if (speed >= 1) {@@ -89,6 +97,7 @@
sf->disable_split_mask =
cm->show_frame ? DISABLE_ALL_SPLIT : DISABLE_ALL_INTER_SPLIT;
sf->partition_search_breakout_thr.dist = (1 << 23);
+ sf->use_ml_partition_search_breakout = 0;
} else {sf->disable_split_mask = DISABLE_COMPOUND_SPLIT;
sf->partition_search_breakout_thr.dist = (1 << 21);
--
⑨