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Commit 99309004 authored by paulwilkins's avatar paulwilkins
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Fixed interval, fixed Q 1 pass test patch. 

For testing implemented a fixed pattern and delta, 1 pass,
fixed Q, low delay mode.

This has not in any way been tuned or optimized.

Change-Id: Icf9b57c3bb16cc5c0726d5229009212af36eb6d9
parent 9ce611a7
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Inline Side-by-side
vp10/encoder/encoder.c
View file @ 99309004
......@@ -1422,7 +1422,11 @@ void vp10_change_config(struct VP10_COMP *cpi, const VP10EncoderConfig *oxcf) {
cpi->td.mb.e_mbd.bd = (int)cm->bit_depth;
#endif // CONFIG_VP9_HIGHBITDEPTH
rc->baseline_gf_interval = (MIN_GF_INTERVAL + MAX_GF_INTERVAL) / 2;
if ((oxcf->pass == 0) && (oxcf->rc_mode == VPX_Q)) {
rc->baseline_gf_interval = FIXED_GF_INTERVAL;
} else {
rc->baseline_gf_interval = (MIN_GF_INTERVAL + MAX_GF_INTERVAL) / 2;
}
cpi->refresh_golden_frame = 0;
cpi->refresh_last_frame = 1;
......
vp10/encoder/ratectrl.c
View file @ 99309004
......@@ -794,16 +794,18 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP10_COMP *cpi,
ASSIGN_MINQ_TABLE(cm->bit_depth, inter_minq);
if (frame_is_intra_only(cm)) {
// Handle the special case for key frames forced when we have reached
// the maximum key frame interval. Here force the Q to a range
// based on the ambient Q to reduce the risk of popping.
if (rc->this_key_frame_forced) {
if (oxcf->rc_mode == VPX_Q) {
int qindex = cq_level;
double q = vp10_convert_qindex_to_q(qindex, cm->bit_depth);
int delta_qindex = vp10_compute_qdelta(rc, q, q * 0.25,
cm->bit_depth);
active_best_quality = VPXMAX(qindex + delta_qindex, rc->best_quality);
} else if (rc->this_key_frame_forced) {
int qindex = rc->last_boosted_qindex;
double last_boosted_q = vp10_convert_qindex_to_q(qindex, cm->bit_depth);
int delta_qindex = vp10_compute_qdelta(rc, last_boosted_q,
last_boosted_q * 0.75,
cm->bit_depth);
last_boosted_q * 0.75,
cm->bit_depth);
active_best_quality = VPXMAX(qindex + delta_qindex, rc->best_quality);
} else {
// not first frame of one pass and kf_boost is set
......@@ -823,8 +825,8 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP10_COMP *cpi,
// on active_best_quality.
q_val = vp10_convert_qindex_to_q(active_best_quality, cm->bit_depth);
active_best_quality += vp10_compute_qdelta(rc, q_val,
q_val * q_adj_factor,
cm->bit_depth);
q_val * q_adj_factor,
cm->bit_depth);
}
} else if (!rc->is_src_frame_alt_ref &&
(cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) {
......@@ -848,17 +850,28 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP10_COMP *cpi,
active_best_quality = active_best_quality * 15 / 16;
} else if (oxcf->rc_mode == VPX_Q) {
if (!cpi->refresh_alt_ref_frame) {
active_best_quality = cq_level;
} else {
active_best_quality = get_gf_active_quality(rc, q, cm->bit_depth);
}
int qindex = cq_level;
double q = vp10_convert_qindex_to_q(qindex, cm->bit_depth);
int delta_qindex;
if (cpi->refresh_alt_ref_frame)
delta_qindex = vp10_compute_qdelta(rc, q, q * 0.40, cm->bit_depth);
else
delta_qindex = vp10_compute_qdelta(rc, q, q * 0.50, cm->bit_depth);
active_best_quality = VPXMAX(qindex + delta_qindex, rc->best_quality);
} else {
active_best_quality = get_gf_active_quality(rc, q, cm->bit_depth);
}
} else {
if (oxcf->rc_mode == VPX_Q) {
active_best_quality = cq_level;
int qindex = cq_level;
double q = vp10_convert_qindex_to_q(qindex, cm->bit_depth);
double delta_rate[FIXED_GF_INTERVAL] =
{0.50, 1.0, 0.85, 1.0, 0.70, 1.0, 0.85, 1.0};
int delta_qindex =
vp10_compute_qdelta(rc, q,
q * delta_rate[cm->current_video_frame %
FIXED_GF_INTERVAL], cm->bit_depth);
active_best_quality = VPXMAX(qindex + delta_qindex, rc->best_quality);
} else {
// Use the lower of active_worst_quality and recent/average Q.
if (cm->current_video_frame > 1)
......@@ -1562,29 +1575,36 @@ void vp10_rc_set_gf_interval_range(const VP10_COMP *const cpi,
RATE_CONTROL *const rc) {
const VP10EncoderConfig *const oxcf = &cpi->oxcf;
// Set Maximum gf/arf interval
rc->max_gf_interval = oxcf->max_gf_interval;
rc->min_gf_interval = oxcf->min_gf_interval;
if (rc->min_gf_interval == 0)
rc->min_gf_interval = vp10_rc_get_default_min_gf_interval(
oxcf->width, oxcf->height, cpi->framerate);
if (rc->max_gf_interval == 0)
rc->max_gf_interval = vp10_rc_get_default_max_gf_interval(
cpi->framerate, rc->min_gf_interval);
// Special case code for 1 pass fixed Q mode tests
if ((oxcf->pass == 0) && (oxcf->rc_mode == VPX_Q)) {
rc->max_gf_interval = FIXED_GF_INTERVAL;
rc->min_gf_interval = FIXED_GF_INTERVAL;
rc->static_scene_max_gf_interval = FIXED_GF_INTERVAL;
} else {
// Set Maximum gf/arf interval
rc->max_gf_interval = oxcf->max_gf_interval;
rc->min_gf_interval = oxcf->min_gf_interval;
if (rc->min_gf_interval == 0)
rc->min_gf_interval = vp10_rc_get_default_min_gf_interval(
oxcf->width, oxcf->height, cpi->framerate);
if (rc->max_gf_interval == 0)
rc->max_gf_interval = vp10_rc_get_default_max_gf_interval(
cpi->framerate, rc->min_gf_interval);
// Extended interval for genuinely static scenes
rc->static_scene_max_gf_interval = MAX_LAG_BUFFERS * 2;
if (is_altref_enabled(cpi)) {
if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1)
rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1;
}
// Extended interval for genuinely static scenes
rc->static_scene_max_gf_interval = MAX_LAG_BUFFERS * 2;
if (rc->max_gf_interval > rc->static_scene_max_gf_interval)
rc->max_gf_interval = rc->static_scene_max_gf_interval;
if (is_altref_enabled(cpi)) {
if (rc->static_scene_max_gf_interval > oxcf->lag_in_frames - 1)
rc->static_scene_max_gf_interval = oxcf->lag_in_frames - 1;
// Clamp min to max
rc->min_gf_interval = VPXMIN(rc->min_gf_interval, rc->max_gf_interval);
}
if (rc->max_gf_interval > rc->static_scene_max_gf_interval)
rc->max_gf_interval = rc->static_scene_max_gf_interval;
// Clamp min to max
rc->min_gf_interval = VPXMIN(rc->min_gf_interval, rc->max_gf_interval);
}
void vp10_rc_update_framerate(VP10_COMP *cpi) {
......
vp10/encoder/ratectrl.h
View file @ 99309004
......@@ -26,6 +26,7 @@ extern "C" {
#define MIN_GF_INTERVAL 4
#define MAX_GF_INTERVAL 16
#define FIXED_GF_INTERVAL 8 // Used in some testing modes only
typedef enum {
INTER_NORMAL = 0,
......
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