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author | clang-format <noreply@google.com> | 2016-07-26 20:43:23 -0700 |
---|---|---|
committer | James Zern <jzern@google.com> | 2016-08-02 16:47:11 -0700 |
commit | e0cc52db3fc9b09c99d7bbee35153cf82964a860 (patch) | |
tree | 4988f1d3a21056339e2ffbd7a3b3d52fab54cb6b /vp9/encoder/vp9_ratectrl.c | |
parent | 3a04c9c9c4c4935925f4c00dcc70610100c5e9dd (diff) | |
download | libvpx-e0cc52db3fc9b09c99d7bbee35153cf82964a860.tar libvpx-e0cc52db3fc9b09c99d7bbee35153cf82964a860.tar.gz libvpx-e0cc52db3fc9b09c99d7bbee35153cf82964a860.tar.bz2 libvpx-e0cc52db3fc9b09c99d7bbee35153cf82964a860.zip |
vp9/encoder: apply clang-format
Change-Id: I45d9fb4013f50766b24363a86365e8063e8954c2
Diffstat (limited to 'vp9/encoder/vp9_ratectrl.c')
-rw-r--r-- | vp9/encoder/vp9_ratectrl.c | 722 |
1 files changed, 322 insertions, 400 deletions
diff --git a/vp9/encoder/vp9_ratectrl.c b/vp9/encoder/vp9_ratectrl.c index 21038984b..c60f22c8e 100644 --- a/vp9/encoder/vp9_ratectrl.c +++ b/vp9/encoder/vp9_ratectrl.c @@ -48,29 +48,24 @@ #define LIMIT_QP_ONEPASS_VBR_LAG 0 #if CONFIG_VP9_HIGHBITDEPTH -#define ASSIGN_MINQ_TABLE(bit_depth, name) \ - do { \ - switch (bit_depth) { \ - case VPX_BITS_8: \ - name = name##_8; \ - break; \ - case VPX_BITS_10: \ - name = name##_10; \ - break; \ - case VPX_BITS_12: \ - name = name##_12; \ - break; \ - default: \ - assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10" \ - " or VPX_BITS_12"); \ - name = NULL; \ - } \ +#define ASSIGN_MINQ_TABLE(bit_depth, name) \ + do { \ + switch (bit_depth) { \ + case VPX_BITS_8: name = name##_8; break; \ + case VPX_BITS_10: name = name##_10; break; \ + case VPX_BITS_12: name = name##_12; break; \ + default: \ + assert(0 && \ + "bit_depth should be VPX_BITS_8, VPX_BITS_10" \ + " or VPX_BITS_12"); \ + name = NULL; \ + } \ } while (0) #else #define ASSIGN_MINQ_TABLE(bit_depth, name) \ - do { \ - (void) bit_depth; \ - name = name##_8; \ + do { \ + (void) bit_depth; \ + name = name##_8; \ } while (0) #endif @@ -109,25 +104,22 @@ static int kf_low = 400; static int get_minq_index(double maxq, double x3, double x2, double x1, vpx_bit_depth_t bit_depth) { int i; - const double minqtarget = VPXMIN(((x3 * maxq + x2) * maxq + x1) * maxq, - maxq); + const double minqtarget = VPXMIN(((x3 * maxq + x2) * maxq + x1) * maxq, maxq); // Special case handling to deal with the step from q2.0 // down to lossless mode represented by q 1.0. - if (minqtarget <= 2.0) - return 0; + if (minqtarget <= 2.0) return 0; for (i = 0; i < QINDEX_RANGE; i++) { - if (minqtarget <= vp9_convert_qindex_to_q(i, bit_depth)) - return i; + if (minqtarget <= vp9_convert_qindex_to_q(i, bit_depth)) return i; } return QINDEX_RANGE - 1; } -static void init_minq_luts(int *kf_low_m, int *kf_high_m, - int *arfgf_low, int *arfgf_high, - int *inter, int *rtc, vpx_bit_depth_t bit_depth) { +static void init_minq_luts(int *kf_low_m, int *kf_high_m, int *arfgf_low, + int *arfgf_high, int *inter, int *rtc, + vpx_bit_depth_t bit_depth) { int i; for (i = 0; i < QINDEX_RANGE; i++) { const double maxq = vp9_convert_qindex_to_q(i, bit_depth); @@ -158,15 +150,12 @@ void vp9_rc_init_minq_luts(void) { // quantizer tables easier. If necessary they can be replaced by lookup // tables if and when things settle down in the experimental bitstream double vp9_convert_qindex_to_q(int qindex, vpx_bit_depth_t bit_depth) { - // Convert the index to a real Q value (scaled down to match old Q values) +// Convert the index to a real Q value (scaled down to match old Q values) #if CONFIG_VP9_HIGHBITDEPTH switch (bit_depth) { - case VPX_BITS_8: - return vp9_ac_quant(qindex, 0, bit_depth) / 4.0; - case VPX_BITS_10: - return vp9_ac_quant(qindex, 0, bit_depth) / 16.0; - case VPX_BITS_12: - return vp9_ac_quant(qindex, 0, bit_depth) / 64.0; + case VPX_BITS_8: return vp9_ac_quant(qindex, 0, bit_depth) / 4.0; + case VPX_BITS_10: return vp9_ac_quant(qindex, 0, bit_depth) / 16.0; + case VPX_BITS_12: return vp9_ac_quant(qindex, 0, bit_depth) / 64.0; default: assert(0 && "bit_depth should be VPX_BITS_8, VPX_BITS_10 or VPX_BITS_12"); return -1.0; @@ -177,8 +166,7 @@ double vp9_convert_qindex_to_q(int qindex, vpx_bit_depth_t bit_depth) { } int vp9_rc_bits_per_mb(FRAME_TYPE frame_type, int qindex, - double correction_factor, - vpx_bit_depth_t bit_depth) { + double correction_factor, vpx_bit_depth_t bit_depth) { const double q = vp9_convert_qindex_to_q(qindex, bit_depth); int enumerator = frame_type == KEY_FRAME ? 2700000 : 1800000; @@ -193,8 +181,8 @@ int vp9_rc_bits_per_mb(FRAME_TYPE frame_type, int qindex, int vp9_estimate_bits_at_q(FRAME_TYPE frame_type, int q, int mbs, double correction_factor, vpx_bit_depth_t bit_depth) { - const int bpm = (int)(vp9_rc_bits_per_mb(frame_type, q, correction_factor, - bit_depth)); + const int bpm = + (int)(vp9_rc_bits_per_mb(frame_type, q, correction_factor, bit_depth)); return VPXMAX(FRAME_OVERHEAD_BITS, (int)((uint64_t)bpm * mbs) >> BPER_MB_NORMBITS); } @@ -202,10 +190,9 @@ int vp9_estimate_bits_at_q(FRAME_TYPE frame_type, int q, int mbs, int vp9_rc_clamp_pframe_target_size(const VP9_COMP *const cpi, int target) { const RATE_CONTROL *rc = &cpi->rc; const VP9EncoderConfig *oxcf = &cpi->oxcf; - const int min_frame_target = VPXMAX(rc->min_frame_bandwidth, - rc->avg_frame_bandwidth >> 5); - if (target < min_frame_target) - target = min_frame_target; + const int min_frame_target = + VPXMAX(rc->min_frame_bandwidth, rc->avg_frame_bandwidth >> 5); + if (target < min_frame_target) target = min_frame_target; if (cpi->refresh_golden_frame && rc->is_src_frame_alt_ref) { // If there is an active ARF at this location use the minimum // bits on this frame even if it is a constructed arf. @@ -214,11 +201,10 @@ int vp9_rc_clamp_pframe_target_size(const VP9_COMP *const cpi, int target) { target = min_frame_target; } // Clip the frame target to the maximum allowed value. - if (target > rc->max_frame_bandwidth) - target = rc->max_frame_bandwidth; + if (target > rc->max_frame_bandwidth) target = rc->max_frame_bandwidth; if (oxcf->rc_max_inter_bitrate_pct) { - const int max_rate = rc->avg_frame_bandwidth * - oxcf->rc_max_inter_bitrate_pct / 100; + const int max_rate = + rc->avg_frame_bandwidth * oxcf->rc_max_inter_bitrate_pct / 100; target = VPXMIN(target, max_rate); } return target; @@ -228,12 +214,11 @@ int vp9_rc_clamp_iframe_target_size(const VP9_COMP *const cpi, int target) { const RATE_CONTROL *rc = &cpi->rc; const VP9EncoderConfig *oxcf = &cpi->oxcf; if (oxcf->rc_max_intra_bitrate_pct) { - const int max_rate = rc->avg_frame_bandwidth * - oxcf->rc_max_intra_bitrate_pct / 100; + const int max_rate = + rc->avg_frame_bandwidth * oxcf->rc_max_intra_bitrate_pct / 100; target = VPXMIN(target, max_rate); } - if (target > rc->max_frame_bandwidth) - target = rc->max_frame_bandwidth; + if (target > rc->max_frame_bandwidth) target = rc->max_frame_bandwidth; return target; } @@ -242,14 +227,13 @@ int vp9_rc_clamp_iframe_target_size(const VP9_COMP *const cpi, int target) { static void update_layer_buffer_level(SVC *svc, int encoded_frame_size) { int i = 0; int current_temporal_layer = svc->temporal_layer_id; - for (i = current_temporal_layer + 1; - i < svc->number_temporal_layers; ++i) { - const int layer = LAYER_IDS_TO_IDX(svc->spatial_layer_id, i, - svc->number_temporal_layers); + for (i = current_temporal_layer + 1; i < svc->number_temporal_layers; ++i) { + const int layer = + LAYER_IDS_TO_IDX(svc->spatial_layer_id, i, svc->number_temporal_layers); LAYER_CONTEXT *lc = &svc->layer_context[layer]; RATE_CONTROL *lrc = &lc->rc; - int bits_off_for_this_layer = (int)(lc->target_bandwidth / lc->framerate - - encoded_frame_size); + int bits_off_for_this_layer = + (int)(lc->target_bandwidth / lc->framerate - encoded_frame_size); lrc->bits_off_target += bits_off_for_this_layer; // Clip buffer level to maximum buffer size for the layer. @@ -287,8 +271,8 @@ static void update_buffer_level(VP9_COMP *cpi, int encoded_frame_size) { } } -int vp9_rc_get_default_min_gf_interval( - int width, int height, double framerate) { +int vp9_rc_get_default_min_gf_interval(int width, int height, + double framerate) { // Assume we do not need any constraint lower than 4K 20 fps static const double factor_safe = 3840 * 2160 * 20.0; const double factor = width * height * framerate; @@ -319,20 +303,20 @@ void vp9_rc_init(const VP9EncoderConfig *oxcf, int pass, RATE_CONTROL *rc) { rc->avg_frame_qindex[KEY_FRAME] = oxcf->worst_allowed_q; rc->avg_frame_qindex[INTER_FRAME] = oxcf->worst_allowed_q; } else { - rc->avg_frame_qindex[KEY_FRAME] = (oxcf->worst_allowed_q + - oxcf->best_allowed_q) / 2; - rc->avg_frame_qindex[INTER_FRAME] = (oxcf->worst_allowed_q + - oxcf->best_allowed_q) / 2; + rc->avg_frame_qindex[KEY_FRAME] = + (oxcf->worst_allowed_q + oxcf->best_allowed_q) / 2; + rc->avg_frame_qindex[INTER_FRAME] = + (oxcf->worst_allowed_q + oxcf->best_allowed_q) / 2; } rc->last_q[KEY_FRAME] = oxcf->best_allowed_q; rc->last_q[INTER_FRAME] = oxcf->worst_allowed_q; - rc->buffer_level = rc->starting_buffer_level; + rc->buffer_level = rc->starting_buffer_level; rc->bits_off_target = rc->starting_buffer_level; - rc->rolling_target_bits = rc->avg_frame_bandwidth; - rc->rolling_actual_bits = rc->avg_frame_bandwidth; + rc->rolling_target_bits = rc->avg_frame_bandwidth; + rc->rolling_actual_bits = rc->avg_frame_bandwidth; rc->long_rolling_target_bits = rc->avg_frame_bandwidth; rc->long_rolling_actual_bits = rc->avg_frame_bandwidth; @@ -348,8 +332,7 @@ void vp9_rc_init(const VP9EncoderConfig *oxcf, int pass, RATE_CONTROL *rc) { rc->fac_active_worst_inter = 150; rc->fac_active_worst_gf = 100; rc->force_qpmin = 0; - for (i = 0; i < MAX_LAG_BUFFERS; ++i) - rc->avg_source_sad[i] = 0; + for (i = 0; i < MAX_LAG_BUFFERS; ++i) rc->avg_source_sad[i] = 0; rc->frames_since_key = 8; // Sensible default for first frame. rc->this_key_frame_forced = 0; rc->next_key_frame_forced = 0; @@ -393,13 +376,11 @@ int vp9_rc_drop_frame(VP9_COMP *cpi) { } else { // If buffer is below drop_mark, for now just drop every other frame // (starting with the next frame) until it increases back over drop_mark. - int drop_mark = (int)(oxcf->drop_frames_water_mark * - rc->optimal_buffer_level / 100); - if ((rc->buffer_level > drop_mark) && - (rc->decimation_factor > 0)) { + int drop_mark = + (int)(oxcf->drop_frames_water_mark * rc->optimal_buffer_level / 100); + if ((rc->buffer_level > drop_mark) && (rc->decimation_factor > 0)) { --rc->decimation_factor; - } else if (rc->buffer_level <= drop_mark && - rc->decimation_factor == 0) { + } else if (rc->buffer_level <= drop_mark && rc->decimation_factor == 0) { rc->decimation_factor = 1; } if (rc->decimation_factor > 0) { @@ -426,7 +407,7 @@ static double get_rate_correction_factor(const VP9_COMP *cpi) { rcf = rc->rate_correction_factors[KF_STD]; } else if (cpi->oxcf.pass == 2) { RATE_FACTOR_LEVEL rf_lvl = - cpi->twopass.gf_group.rf_level[cpi->twopass.gf_group.index]; + cpi->twopass.gf_group.rf_level[cpi->twopass.gf_group.index]; rcf = rc->rate_correction_factors[rf_lvl]; } else { if ((cpi->refresh_alt_ref_frame || cpi->refresh_golden_frame) && @@ -452,7 +433,7 @@ static void set_rate_correction_factor(VP9_COMP *cpi, double factor) { rc->rate_correction_factors[KF_STD] = factor; } else if (cpi->oxcf.pass == 2) { RATE_FACTOR_LEVEL rf_lvl = - cpi->twopass.gf_group.rf_level[cpi->twopass.gf_group.index]; + cpi->twopass.gf_group.rf_level[cpi->twopass.gf_group.index]; rc->rate_correction_factors[rf_lvl] = factor; } else { if ((cpi->refresh_alt_ref_frame || cpi->refresh_golden_frame) && @@ -473,8 +454,7 @@ void vp9_rc_update_rate_correction_factors(VP9_COMP *cpi) { int projected_size_based_on_q = 0; // Do not update the rate factors for arf overlay frames. - if (cpi->rc.is_src_frame_alt_ref) - return; + if (cpi->rc.is_src_frame_alt_ref) return; // Clear down mmx registers to allow floating point in what follows vpx_clear_system_state(); @@ -486,21 +466,19 @@ void vp9_rc_update_rate_correction_factors(VP9_COMP *cpi) { projected_size_based_on_q = vp9_cyclic_refresh_estimate_bits_at_q(cpi, rate_correction_factor); } else { - projected_size_based_on_q = vp9_estimate_bits_at_q(cpi->common.frame_type, - cm->base_qindex, - cm->MBs, - rate_correction_factor, - cm->bit_depth); + projected_size_based_on_q = + vp9_estimate_bits_at_q(cpi->common.frame_type, cm->base_qindex, cm->MBs, + rate_correction_factor, cm->bit_depth); } // Work out a size correction factor. if (projected_size_based_on_q > FRAME_OVERHEAD_BITS) correction_factor = (int)((100 * (int64_t)cpi->rc.projected_frame_size) / - projected_size_based_on_q); + projected_size_based_on_q); // More heavily damped adjustment used if we have been oscillating either side // of target. - adjustment_limit = 0.25 + - 0.5 * VPXMIN(1, fabs(log10(0.01 * correction_factor))); + adjustment_limit = + 0.25 + 0.5 * VPXMIN(1, fabs(log10(0.01 * correction_factor))); cpi->rc.q_2_frame = cpi->rc.q_1_frame; cpi->rc.q_1_frame = cm->base_qindex; @@ -520,16 +498,16 @@ void vp9_rc_update_rate_correction_factors(VP9_COMP *cpi) { if (correction_factor > 102) { // We are not already at the worst allowable quality - correction_factor = (int)(100 + ((correction_factor - 100) * - adjustment_limit)); + correction_factor = + (int)(100 + ((correction_factor - 100) * adjustment_limit)); rate_correction_factor = (rate_correction_factor * correction_factor) / 100; // Keep rate_correction_factor within limits if (rate_correction_factor > MAX_BPB_FACTOR) rate_correction_factor = MAX_BPB_FACTOR; } else if (correction_factor < 99) { // We are not already at the best allowable quality - correction_factor = (int)(100 - ((100 - correction_factor) * - adjustment_limit)); + correction_factor = + (int)(100 - ((100 - correction_factor) * adjustment_limit)); rate_correction_factor = (rate_correction_factor * correction_factor) / 100; // Keep rate_correction_factor within limits @@ -540,7 +518,6 @@ void vp9_rc_update_rate_correction_factors(VP9_COMP *cpi) { set_rate_correction_factor(cpi, rate_correction_factor); } - int vp9_rc_regulate_q(const VP9_COMP *cpi, int target_bits_per_frame, int active_best_quality, int active_worst_quality) { const VP9_COMMON *const cm = &cpi->common; @@ -557,15 +534,13 @@ int vp9_rc_regulate_q(const VP9_COMP *cpi, int target_bits_per_frame, i = active_best_quality; do { - if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && - cm->seg.enabled && + if (cpi->oxcf.aq_mode == CYCLIC_REFRESH_AQ && cm->seg.enabled && cpi->svc.temporal_layer_id == 0) { bits_per_mb_at_this_q = (int)vp9_cyclic_refresh_rc_bits_per_mb(cpi, i, correction_factor); } else { - bits_per_mb_at_this_q = (int)vp9_rc_bits_per_mb(cm->frame_type, i, - correction_factor, - cm->bit_depth); + bits_per_mb_at_this_q = (int)vp9_rc_bits_per_mb( + cm->frame_type, i, correction_factor, cm->bit_depth); } if (bits_per_mb_at_this_q <= target_bits_per_mb) { @@ -632,16 +607,20 @@ static int calc_active_worst_quality_one_pass_vbr(const VP9_COMP *cpi) { int active_worst_quality; if (cpi->common.frame_type == KEY_FRAME) { - active_worst_quality = curr_frame == 0 ? rc->worst_quality - : rc->last_q[KEY_FRAME] << 1; + active_worst_quality = + curr_frame == 0 ? rc->worst_quality : rc->last_q[KEY_FRAME] << 1; } else { if (!rc->is_src_frame_alt_ref && (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) { - active_worst_quality = curr_frame == 1 ? rc->last_q[KEY_FRAME] * 5 >> 2 : - rc->last_q[INTER_FRAME] * rc->fac_active_worst_gf / 100; + active_worst_quality = + curr_frame == 1 + ? rc->last_q[KEY_FRAME] * 5 >> 2 + : rc->last_q[INTER_FRAME] * rc->fac_active_worst_gf / 100; } else { - active_worst_quality = curr_frame == 1 ? rc->last_q[KEY_FRAME] << 1 : - rc->avg_frame_qindex[INTER_FRAME] * rc->fac_active_worst_inter / 100; + active_worst_quality = curr_frame == 1 + ? rc->last_q[KEY_FRAME] << 1 + : rc->avg_frame_qindex[INTER_FRAME] * + rc->fac_active_worst_inter / 100; } } return VPXMIN(active_worst_quality, rc->worst_quality); @@ -663,28 +642,27 @@ static int calc_active_worst_quality_one_pass_cbr(const VP9_COMP *cpi) { int active_worst_quality; int ambient_qp; unsigned int num_frames_weight_key = 5 * cpi->svc.number_temporal_layers; - if (cm->frame_type == KEY_FRAME) - return rc->worst_quality; + if (cm->frame_type == KEY_FRAME) return rc->worst_quality; // For ambient_qp we use minimum of avg_frame_qindex[KEY_FRAME/INTER_FRAME] // for the first few frames following key frame. These are both initialized // to worst_quality and updated with (3/4, 1/4) average in postencode_update. // So for first few frames following key, the qp of that key frame is weighted // into the active_worst_quality setting. - ambient_qp = (cm->current_video_frame < num_frames_weight_key) ? - VPXMIN(rc->avg_frame_qindex[INTER_FRAME], - rc->avg_frame_qindex[KEY_FRAME]) : - rc->avg_frame_qindex[INTER_FRAME]; + ambient_qp = (cm->current_video_frame < num_frames_weight_key) + ? VPXMIN(rc->avg_frame_qindex[INTER_FRAME], + rc->avg_frame_qindex[KEY_FRAME]) + : rc->avg_frame_qindex[INTER_FRAME]; active_worst_quality = VPXMIN(rc->worst_quality, ambient_qp * 5 >> 2); if (rc->buffer_level > rc->optimal_buffer_level) { // Adjust down. // Maximum limit for down adjustment, ~30%. int max_adjustment_down = active_worst_quality / 3; if (max_adjustment_down) { - buff_lvl_step = ((rc->maximum_buffer_size - - rc->optimal_buffer_level) / max_adjustment_down); + buff_lvl_step = ((rc->maximum_buffer_size - rc->optimal_buffer_level) / + max_adjustment_down); if (buff_lvl_step) adjustment = (int)((rc->buffer_level - rc->optimal_buffer_level) / - buff_lvl_step); + buff_lvl_step); active_worst_quality -= adjustment; } } else if (rc->buffer_level > critical_level) { @@ -724,18 +702,16 @@ static int rc_pick_q_and_bounds_one_pass_cbr(const VP9_COMP *cpi, if (rc->this_key_frame_forced) { int qindex = rc->last_boosted_qindex; double last_boosted_q = vp9_convert_qindex_to_q(qindex, cm->bit_depth); - int delta_qindex = vp9_compute_qdelta(rc, last_boosted_q, - (last_boosted_q * 0.75), - cm->bit_depth); + int delta_qindex = vp9_compute_qdelta( + rc, last_boosted_q, (last_boosted_q * 0.75), cm->bit_depth); active_best_quality = VPXMAX(qindex + delta_qindex, rc->best_quality); } else if (cm->current_video_frame > 0) { // not first frame of one pass and kf_boost is set double q_adj_factor = 1.0; double q_val; - active_best_quality = - get_kf_active_quality(rc, rc->avg_frame_qindex[KEY_FRAME], - cm->bit_depth); + active_best_quality = get_kf_active_quality( + rc, rc->avg_frame_qindex[KEY_FRAME], cm->bit_depth); // Allow somewhat lower kf minq with small image formats. if ((cm->width * cm->height) <= (352 * 288)) { @@ -745,12 +721,10 @@ static int rc_pick_q_and_bounds_one_pass_cbr(const VP9_COMP *cpi, // Convert the adjustment factor to a qindex delta // on active_best_quality. q_val = vp9_convert_qindex_to_q(active_best_quality, cm->bit_depth); - active_best_quality += vp9_compute_qdelta(rc, q_val, - q_val * q_adj_factor, - cm->bit_depth); + active_best_quality += + vp9_compute_qdelta(rc, q_val, q_val * q_adj_factor, cm->bit_depth); } - } else if (!rc->is_src_frame_alt_ref && - !cpi->use_svc && + } else if (!rc->is_src_frame_alt_ref && !cpi->use_svc && (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) { // Use the lower of active_worst_quality and recent // average Q as basis for GF/ARF best Q limit unless last frame was @@ -778,24 +752,22 @@ static int rc_pick_q_and_bounds_one_pass_cbr(const VP9_COMP *cpi, } // Clip the active best and worst quality values to limits - active_best_quality = clamp(active_best_quality, - rc->best_quality, rc->worst_quality); - active_worst_quality = clamp(active_worst_quality, - active_best_quality, rc->worst_quality); + active_best_quality = + clamp(active_best_quality, rc->best_quality, rc->worst_quality); + active_worst_quality = + clamp(active_worst_quality, active_best_quality, rc->worst_quality); *top_index = active_worst_quality; *bottom_index = active_best_quality; #if LIMIT_QRANGE_FOR_ALTREF_AND_KEY // Limit Q range for the adaptive loop. - if (cm->frame_type == KEY_FRAME && - !rc->this_key_frame_forced && + if (cm->frame_type == KEY_FRAME && !rc->this_key_frame_forced && !(cm->current_video_frame == 0)) { int qdelta = 0; vpx_clear_system_state(); - qdelta = vp9_compute_qdelta_by_rate(&cpi->rc, cm->frame_type, - active_worst_quality, 2.0, - cm->bit_depth); + qdelta = vp9_compute_qdelta_by_rate( + &cpi->rc, cm->frame_type, active_worst_quality, 2.0, cm->bit_depth); *top_index = active_worst_quality + qdelta; *top_index = (*top_index > *bottom_index) ? *top_index : *bottom_index; } @@ -805,8 +777,8 @@ static int rc_pick_q_and_bounds_one_pass_cbr(const VP9_COMP *cpi, if (cm->frame_type == KEY_FRAME && rc->this_key_frame_forced) { q = rc->last_boosted_qindex; } else { - q = vp9_rc_regulate_q(cpi, rc->this_frame_target, - active_best_quality, active_worst_quality); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, active_best_quality, + active_worst_quality); if (q > *top_index) { // Special case when we are targeting the max allowed rate if (rc->this_frame_target >= rc->max_frame_bandwidth) @@ -815,20 +787,18 @@ static int rc_pick_q_and_bounds_one_pass_cbr(const VP9_COMP *cpi, q = *top_index; } } - assert(*top_index <= rc->worst_quality && - *top_index >= rc->best_quality); + assert(*top_index <= rc->worst_quality && *top_index >= rc->best_quality); assert(*bottom_index <= rc->worst_quality && *bottom_index >= rc->best_quality); assert(q <= rc->worst_quality && q >= rc->best_quality); return q; } -static int get_active_cq_level_one_pass( - const RATE_CONTROL *rc, const VP9EncoderConfig *const oxcf) { +static int get_active_cq_level_one_pass(const RATE_CONTROL *rc, + const VP9EncoderConfig *const oxcf) { static const double cq_adjust_threshold = 0.1; int active_cq_level = oxcf->cq_level; - if (oxcf->rc_mode == VPX_CQ && - rc->total_target_bits > 0) { + if (oxcf->rc_mode == VPX_CQ && rc->total_target_bits > 0) { const double x = (double)rc->total_actual_bits / rc->total_target_bits; if (x < cq_adjust_threshold) { active_cq_level = (int)(active_cq_level * x / cq_adjust_threshold); @@ -837,17 +807,17 @@ static int get_active_cq_level_one_pass( return active_cq_level; } -#define SMOOTH_PCT_MIN 0.1 -#define SMOOTH_PCT_DIV 0.05 -static int get_active_cq_level_two_pass( - const TWO_PASS *twopass, const RATE_CONTROL *rc, - const VP9EncoderConfig *const oxcf) { +#define SMOOTH_PCT_MIN 0.1 +#define SMOOTH_PCT_DIV 0.05 +static int get_active_cq_level_two_pass(const TWO_PASS *twopass, + const RATE_CONTROL *rc, + const VP9EncoderConfig *const oxcf) { static const double cq_adjust_threshold = 0.1; int active_cq_level = oxcf->cq_level; if (oxcf->rc_mode == VPX_CQ) { if (twopass->mb_smooth_pct > SMOOTH_PCT_MIN) { - active_cq_level -= (int)((twopass->mb_smooth_pct - SMOOTH_PCT_MIN) / - SMOOTH_PCT_DIV); + active_cq_level -= + (int)((twopass->mb_smooth_pct - SMOOTH_PCT_MIN) / SMOOTH_PCT_DIV); active_cq_level = VPXMAX(active_cq_level, 0); } if (rc->total_target_bits > 0) { @@ -877,8 +847,7 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, if (oxcf->rc_mode == VPX_Q) { int qindex = cq_level; double q = vp9_convert_qindex_to_q(qindex, cm->bit_depth); - int delta_qindex = vp9_compute_qdelta(rc, q, q * 0.25, - cm->bit_depth); + int delta_qindex = vp9_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) { // Handle the special case for key frames forced when we have reached @@ -886,18 +855,16 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, // based on the ambient Q to reduce the risk of popping. int qindex = rc->last_boosted_qindex; double last_boosted_q = vp9_convert_qindex_to_q(qindex, cm->bit_depth); - int delta_qindex = vp9_compute_qdelta(rc, last_boosted_q, - last_boosted_q * 0.75, - cm->bit_depth); + int delta_qindex = vp9_compute_qdelta( + rc, last_boosted_q, 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 double q_adj_factor = 1.0; double q_val; - active_best_quality = - get_kf_active_quality(rc, rc->avg_frame_qindex[KEY_FRAME], - cm->bit_depth); + active_best_quality = get_kf_active_quality( + rc, rc->avg_frame_qindex[KEY_FRAME], cm->bit_depth); // Allow somewhat lower kf minq with small image formats. if ((cm->width * cm->height) <= (352 * 288)) { @@ -907,9 +874,8 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, // Convert the adjustment factor to a qindex delta // on active_best_quality. q_val = vp9_convert_qindex_to_q(active_best_quality, cm->bit_depth); - active_best_quality += vp9_compute_qdelta(rc, q_val, - q_val * q_adj_factor, - cm->bit_depth); + active_best_quality += + vp9_compute_qdelta(rc, q_val, 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)) { @@ -927,8 +893,7 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, } // For constrained quality dont allow Q less than the cq level if (oxcf->rc_mode == VPX_CQ) { - if (q < cq_level) - q = cq_level; + if (q < cq_level) q = cq_level; active_best_quality = get_gf_active_quality(rc, q, cm->bit_depth); @@ -951,12 +916,11 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, if (oxcf->rc_mode == VPX_Q) { int qindex = cq_level; double q = vp9_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 = - vp9_compute_qdelta(rc, q, - q * delta_rate[cm->current_video_frame % - FIXED_GF_INTERVAL], 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 = vp9_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 min of the average Q and active_worst_quality as basis for @@ -969,24 +933,23 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, } // For the constrained quality mode we don't want // q to fall below the cq level. - if ((oxcf->rc_mode == VPX_CQ) && - (active_best_quality < cq_level)) { + if ((oxcf->rc_mode == VPX_CQ) && (active_best_quality < cq_level)) { active_best_quality = cq_level; } } } // Clip the active best and worst quality values to limits - active_best_quality = clamp(active_best_quality, - rc->best_quality, rc->worst_quality); - active_worst_quality = clamp(active_worst_quality, - active_best_quality, rc->worst_quality); + active_best_quality = + clamp(active_best_quality, rc->best_quality, rc->worst_quality); + active_worst_quality = + clamp(active_worst_quality, active_best_quality, rc->worst_quality); #if LIMIT_QP_ONEPASS_VBR_LAG if (oxcf->lag_in_frames > 0 && oxcf->rc_mode == VPX_VBR) { if (rc->force_qpmin > 0 && active_best_quality < rc->force_qpmin) - active_best_quality = clamp(active_best_quality, - rc->force_qpmin, rc->worst_quality); + active_best_quality = + clamp(active_best_quality, rc->force_qpmin, rc->worst_quality); } #endif @@ -999,17 +962,14 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, vpx_clear_system_state(); // Limit Q range for the adaptive loop. - if (cm->frame_type == KEY_FRAME && - !rc->this_key_frame_forced && + if (cm->frame_type == KEY_FRAME && !rc->this_key_frame_forced && !(cm->current_video_frame == 0)) { - qdelta = vp9_compute_qdelta_by_rate(&cpi->rc, cm->frame_type, - active_worst_quality, 2.0, - cm->bit_depth); + qdelta = vp9_compute_qdelta_by_rate( + &cpi->rc, cm->frame_type, active_worst_quality, 2.0, cm->bit_depth); } else if (!rc->is_src_frame_alt_ref && (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) { - qdelta = vp9_compute_qdelta_by_rate(&cpi->rc, cm->frame_type, - active_worst_quality, 1.75, - cm->bit_depth); + qdelta = vp9_compute_qdelta_by_rate( + &cpi->rc, cm->frame_type, active_worst_quality, 1.75, cm->bit_depth); } *top_index = active_worst_quality + qdelta; *top_index = (*top_index > *bottom_index) ? *top_index : *bottom_index; @@ -1018,12 +978,12 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, if (oxcf->rc_mode == VPX_Q) { q = active_best_quality; - // Special case code to try and match quality with forced key frames + // Special case code to try and match quality with forced key frames } else if ((cm->frame_type == KEY_FRAME) && rc->this_key_frame_forced) { q = rc->last_boosted_qindex; } else { - q = vp9_rc_regulate_q(cpi, rc->this_frame_target, - active_best_quality, active_worst_quality); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, active_best_quality, + active_worst_quality); if (q > *top_index) { // Special case when we are targeting the max allowed rate if (rc->this_frame_target >= rc->max_frame_bandwidth) @@ -1033,8 +993,7 @@ static int rc_pick_q_and_bounds_one_pass_vbr(const VP9_COMP *cpi, } } - assert(*top_index <= rc->worst_quality && - *top_index >= rc->best_quality); + assert(*top_index <= rc->worst_quality && *top_index >= rc->best_quality); assert(*bottom_index <= rc->worst_quality && *bottom_index >= rc->best_quality); assert(q <= rc->worst_quality && q >= rc->best_quality); @@ -1049,18 +1008,18 @@ int vp9_frame_type_qdelta(const VP9_COMP *cpi, int rf_level, int q) { 1.75, // GF_ARF_STD 2.00, // KF_STD }; - static const FRAME_TYPE frame_type[RATE_FACTOR_LEVELS] = - {INTER_FRAME, INTER_FRAME, INTER_FRAME, INTER_FRAME, KEY_FRAME}; + static const FRAME_TYPE frame_type[RATE_FACTOR_LEVELS] = { + INTER_FRAME, INTER_FRAME, INTER_FRAME, INTER_FRAME, KEY_FRAME + }; const VP9_COMMON *const cm = &cpi->common; - int qdelta = vp9_compute_qdelta_by_rate(&cpi->rc, frame_type[rf_level], - q, rate_factor_deltas[rf_level], - cm->bit_depth); + int qdelta = + vp9_compute_qdelta_by_rate(&cpi->rc, frame_type[rf_level], q, + rate_factor_deltas[rf_level], cm->bit_depth); return qdelta; } #define STATIC_MOTION_THRESH 95 -static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, - int *bottom_index, +static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, int *bottom_index, int *top_index) { const VP9_COMMON *const cm = &cpi->common; const RATE_CONTROL *const rc = &cpi->rc; @@ -1087,16 +1046,14 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, active_best_quality = qindex; last_boosted_q = vp9_convert_qindex_to_q(qindex, cm->bit_depth); delta_qindex = vp9_compute_qdelta(rc, last_boosted_q, - last_boosted_q * 1.25, - cm->bit_depth); + last_boosted_q * 1.25, cm->bit_depth); active_worst_quality = VPXMIN(qindex + delta_qindex, active_worst_quality); } else { qindex = rc->last_boosted_qindex; last_boosted_q = vp9_convert_qindex_to_q(qindex, cm->bit_depth); delta_qindex = vp9_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 { @@ -1104,8 +1061,8 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, double q_adj_factor = 1.0; double q_val; // Baseline value derived from cpi->active_worst_quality and kf boost. - active_best_quality = get_kf_active_quality(rc, active_worst_quality, - cm->bit_depth); + active_best_quality = + get_kf_active_quality(rc, active_worst_quality, cm->bit_depth); // Allow somewhat lower kf minq with small image formats. if ((cm->width * cm->height) <= (352 * 288)) { @@ -1118,9 +1075,8 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, // Convert the adjustment factor to a qindex delta // on active_best_quality. q_val = vp9_convert_qindex_to_q(active_best_quality, cm->bit_depth); - active_best_quality += vp9_compute_qdelta(rc, q_val, - q_val * q_adj_factor, - cm->bit_depth); + active_best_quality += + vp9_compute_qdelta(rc, q_val, 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)) { @@ -1135,8 +1091,7 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, } // For constrained quality dont allow Q less than the cq level if (oxcf->rc_mode == VPX_CQ) { - if (q < cq_level) - q = cq_level; + if (q < cq_level) q = cq_level; active_best_quality = get_gf_active_quality(rc, q, cm->bit_depth); @@ -1165,8 +1120,7 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, // For the constrained quality mode we don't want // q to fall below the cq level. - if ((oxcf->rc_mode == VPX_CQ) && - (active_best_quality < cq_level)) { + if ((oxcf->rc_mode == VPX_CQ) && (active_best_quality < cq_level)) { active_best_quality = cq_level; } } @@ -1179,11 +1133,11 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, (!rc->is_src_frame_alt_ref && (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame))) { active_best_quality -= - (cpi->twopass.extend_minq + cpi->twopass.extend_minq_fast); + (cpi->twopass.extend_minq + cpi->twopass.extend_minq_fast); active_worst_quality += (cpi->twopass.extend_maxq / 2); } else { active_best_quality -= - (cpi->twopass.extend_minq + cpi->twopass.extend_minq_fast) / 2; + (cpi->twopass.extend_minq + cpi->twopass.extend_minq_fast) / 2; active_worst_quality += cpi->twopass.extend_maxq; } } @@ -1196,28 +1150,27 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, (cpi->twopass.last_kfgroup_zeromotion_pct < STATIC_MOTION_THRESH)) { int qdelta = vp9_frame_type_qdelta(cpi, gf_group->rf_level[gf_group->index], active_worst_quality); - active_worst_quality = VPXMAX(active_worst_quality + qdelta, - active_best_quality); + active_worst_quality = + VPXMAX(active_worst_quality + qdelta, active_best_quality); } #endif // Modify active_best_quality for downscaled normal frames. if (rc->frame_size_selector != UNSCALED && !frame_is_kf_gf_arf(cpi)) { - int qdelta = vp9_compute_qdelta_by_rate(rc, cm->frame_type, - active_best_quality, 2.0, - cm->bit_depth); + int qdelta = vp9_compute_qdelta_by_rate( + rc, cm->frame_type, active_best_quality, 2.0, cm->bit_depth); active_best_quality = VPXMAX(active_best_quality + qdelta, rc->best_quality); } - active_best_quality = clamp(active_best_quality, - rc->best_quality, rc->worst_quality); - active_worst_quality = clamp(active_worst_quality, - active_best_quality, rc->worst_quality); + active_best_quality = + clamp(active_best_quality, rc->best_quality, rc->worst_quality); + active_worst_quality = + clamp(active_worst_quality, active_best_quality, rc->worst_quality); if (oxcf->rc_mode == VPX_Q) { q = active_best_quality; - // Special case code to try and match quality with forced key frames. + // Special case code to try and match quality with forced key frames. } else if ((frame_is_intra_only(cm) || vp9_is_upper_layer_key_frame(cpi)) && rc->this_key_frame_forced) { // If static since last kf use better of last boosted and last kf q. @@ -1227,8 +1180,8 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, q = rc->last_boosted_qindex; } } else { - q = vp9_rc_regulate_q(cpi, rc->this_frame_target, - active_best_quality, active_worst_quality); + q = vp9_rc_regulate_q(cpi, rc->this_frame_target, active_best_quality, + active_worst_quality); if (q > active_worst_quality) { // Special case when we are targeting the max allowed rate. if (rc->this_frame_target >= rc->max_frame_bandwidth) @@ -1242,16 +1195,15 @@ static int rc_pick_q_and_bounds_two_pass(const VP9_COMP *cpi, *top_index = active_worst_quality; *bottom_index = active_best_quality; - assert(*top_index <= rc->worst_quality && - *top_index >= rc->best_quality); + assert(*top_index <= rc->worst_quality && *top_index >= rc->best_quality); assert(*bottom_index <= rc->worst_quality && *bottom_index >= rc->best_quality); assert(q <= rc->worst_quality && q >= rc->best_quality); return q; } -int vp9_rc_pick_q_and_bounds(const VP9_COMP *cpi, - int *bottom_index, int *top_index) { +int vp9_rc_pick_q_and_bounds(const VP9_COMP *cpi, int *bottom_index, + int *top_index) { int q; if (cpi->oxcf.pass == 0) { if (cpi->oxcf.rc_mode == VPX_CBR) @@ -1262,8 +1214,7 @@ int vp9_rc_pick_q_and_bounds(const VP9_COMP *cpi, q = rc_pick_q_and_bounds_two_pass(cpi, bottom_index, top_index); } if (cpi->sf.use_nonrd_pick_mode) { - if (cpi->sf.force_frame_boost == 1) - q -= cpi->sf.max_delta_qindex; + if (cpi->sf.force_frame_boost == 1) q -= cpi->sf.max_delta_qindex; if (q < *bottom_index) *bottom_index = q; @@ -1273,20 +1224,19 @@ int vp9_rc_pick_q_and_bounds(const VP9_COMP *cpi, return q; } -void vp9_rc_compute_frame_size_bounds(const VP9_COMP *cpi, - int frame_target, +void vp9_rc_compute_frame_size_bounds(const VP9_COMP *cpi, int frame_target, int *frame_under_shoot_limit, int *frame_over_shoot_limit) { if (cpi->oxcf.rc_mode == VPX_Q) { *frame_under_shoot_limit = 0; - *frame_over_shoot_limit = INT_MAX; + *frame_over_shoot_limit = INT_MAX; } else { // For very small rate targets where the fractional adjustment // may be tiny make sure there is at least a minimum range. const int tolerance = (cpi->sf.recode_tolerance * frame_target) / 100; *frame_under_shoot_limit = VPXMAX(frame_target - tolerance - 200, 0); - *frame_over_shoot_limit = VPXMIN(frame_target + tolerance + 200, - cpi->rc.max_frame_bandwidth); + *frame_over_shoot_limit = + VPXMIN(frame_target + tolerance + 200, cpi->rc.max_frame_bandwidth); } } @@ -1299,12 +1249,12 @@ void vp9_rc_set_frame_target(VP9_COMP *cpi, int target) { // Modify frame size target when down-scaling. if (cpi->oxcf.resize_mode == RESIZE_DYNAMIC && rc->frame_size_selector != UNSCALED) - rc->this_frame_target = (int)(rc->this_frame_target - * rate_thresh_mult[rc->frame_size_selector]); + rc->this_frame_target = (int)(rc->this_frame_target * + rate_thresh_mult[rc->frame_size_selector]); // Target rate per SB64 (including partial SB64s. - rc->sb64_target_rate = ((int64_t)rc->this_frame_target * 64 * 64) / - (cm->width * cm->height); + rc->sb64_target_rate = + ((int64_t)rc->this_frame_target * 64 * 64) / (cm->width * cm->height); } static void update_alt_ref_frame_stats(VP9_COMP *cpi) { @@ -1338,13 +1288,11 @@ static void update_golden_frame_stats(VP9_COMP *cpi) { } // Decrement count down till next gf - if (rc->frames_till_gf_update_due > 0) - rc->frames_till_gf_update_due--; + if (rc->frames_till_gf_update_due > 0) rc->frames_till_gf_update_due--; } else if (!cpi->refresh_alt_ref_frame) { // Decrement count down till next gf - if (rc->frames_till_gf_update_due > 0) - rc->frames_till_gf_update_due--; + if (rc->frames_till_gf_update_due > 0) rc->frames_till_gf_update_due--; rc->frames_since_golden++; } @@ -1359,8 +1307,7 @@ static void compute_frame_low_motion(VP9_COMP *const cpi) { int cnt_zeromv = 0; for (mi_row = 0; mi_row < rows; mi_row++) { for (mi_col = 0; mi_col < cols; mi_col++) { - if (abs(mi[0]->mv[0].as_mv.row) < 16 && - abs(mi[0]->mv[0].as_mv.col) < 16) + if (abs(mi[0]->mv[0].as_mv.row) < 16 && abs(mi[0]->mv[0].as_mv.col) < 16) cnt_zeromv++; mi++; } @@ -1409,7 +1356,7 @@ void vp9_rc_postencode_update(VP9_COMP *cpi, uint64_t bytes_used) { !(cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame))) { rc->last_q[INTER_FRAME] = qindex; rc->avg_frame_qindex[INTER_FRAME] = - ROUND_POWER_OF_TWO(3 * rc->avg_frame_qindex[INTER_FRAME] + qindex, 2); + ROUND_POWER_OF_TWO(3 * rc->avg_frame_qindex[INTER_FRAME] + qindex, 2); rc->ni_frames++; rc->tot_q += vp9_convert_qindex_to_q(qindex, cm->bit_depth); rc->avg_q = rc->tot_q / rc->ni_frames; @@ -1425,15 +1372,13 @@ void vp9_rc_postencode_update(VP9_COMP *cpi, uint64_t bytes_used) { // If all mbs in this group are skipped only update if the Q value is // better than that already stored. // This is used to help set quality in forced key frames to reduce popping - if ((qindex < rc->last_boosted_qindex) || - (cm->frame_type == KEY_FRAME) || + if ((qindex < rc->last_boosted_qindex) || (cm->frame_type == KEY_FRAME) || (!rc->constrained_gf_group && (cpi->refresh_alt_ref_frame || (cpi->refresh_golden_frame && !rc->is_src_frame_alt_ref)))) { rc->last_boosted_qindex = qindex; } - if (cm->frame_type == KEY_FRAME) - rc->last_kf_qindex = qindex; + if (cm->frame_type == KEY_FRAME) rc->last_kf_qindex = qindex; update_buffer_level(cpi, rc->projected_frame_size); @@ -1466,8 +1411,7 @@ void vp9_rc_postencode_update(VP9_COMP *cpi, uint64_t bytes_used) { update_golden_frame_stats(cpi); } - if (cm->frame_type == KEY_FRAME) - rc->frames_since_key = 0; + if (cm->frame_type == KEY_FRAME) rc->frames_since_key = 0; if (cm->show_frame) { rc->frames_since_key++; rc->frames_to_key--; @@ -1481,8 +1425,7 @@ void vp9_rc_postencode_update(VP9_COMP *cpi, uint64_t bytes_used) { } if (oxcf->pass == 0) { - if (cm->frame_type != KEY_FRAME) - compute_frame_low_motion(cpi); + if (cm->frame_type != KEY_FRAME) compute_frame_low_motion(cpi); } } @@ -1496,19 +1439,20 @@ void vp9_rc_postencode_update_drop_frame(VP9_COMP *cpi) { } // Use this macro to turn on/off use of alt-refs in one-pass mode. -#define USE_ALTREF_FOR_ONE_PASS 1 +#define USE_ALTREF_FOR_ONE_PASS 1 static int calc_pframe_target_size_one_pass_vbr(const VP9_COMP *const cpi) { const RATE_CONTROL *const rc = &cpi->rc; int target; const int af_ratio = rc->af_ratio_onepass_vbr; #if USE_ALTREF_FOR_ONE_PASS - target = (!rc->is_src_frame_alt_ref && - (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) ? - (rc->avg_frame_bandwidth * rc->baseline_gf_interval * af_ratio) / - (rc->baseline_gf_interval + af_ratio - 1) : - (rc->avg_frame_bandwidth * rc->baseline_gf_interval) / - (rc->baseline_gf_interval + af_ratio - 1); + target = + (!rc->is_src_frame_alt_ref && + (cpi->refresh_golden_frame || cpi->refresh_alt_ref_frame)) + ? (rc->avg_frame_bandwidth * rc->baseline_gf_interval * af_ratio) / + (rc->baseline_gf_interval + af_ratio - 1) + : (rc->avg_frame_bandwidth * rc->baseline_gf_interval) / + (rc->baseline_gf_interval + af_ratio - 1); #else target = rc->avg_frame_bandwidth; #endif @@ -1547,13 +1491,11 @@ void vp9_rc_get_one_pass_vbr_params(VP9_COMP *cpi) { int target; // TODO(yaowu): replace the "auto_key && 0" below with proper decision logic. if (!cpi->refresh_alt_ref_frame && - (cm->current_video_frame == 0 || - (cpi->frame_flags & FRAMEFLAGS_KEY) || - rc->frames_to_key == 0 || - (cpi->oxcf.auto_key && 0))) { + (cm->current_video_frame == 0 || (cpi->frame_flags & FRAMEFLAGS_KEY) || + rc->frames_to_key == 0 || (cpi->oxcf.auto_key && 0))) { cm->frame_type = KEY_FRAME; - rc->this_key_frame_forced = cm->current_video_frame != 0 && - rc->frames_to_key == 0; + rc->this_key_frame_forced = + cm->current_video_frame != 0 && rc->frames_to_key == 0; rc->frames_to_key = cpi->oxcf.key_freq; rc->kf_boost = DEFAULT_KF_BOOST; rc->source_alt_ref_active = 0; @@ -1584,8 +1526,9 @@ void vp9_rc_get_one_pass_vbr_params(VP9_COMP *cpi) { } // Adjust boost and af_ratio based on avg_frame_low_motion, which varies // between 0 and 100 (stationary, 100% zero/small motion). - rc->gfu_boost = VPXMAX(500, DEFAULT_GF_BOOST * - (rc->avg_frame_low_motion << 1) / (rc->avg_frame_low_motion + 100)); + rc->gfu_boost = + VPXMAX(500, DEFAULT_GF_BOOST * (rc->avg_frame_low_motion << 1) / + (rc->avg_frame_low_motion + 100)); rc->af_ratio_onepass_vbr = VPXMIN(15, VPXMAX(5, 3 * rc->gfu_boost / 400)); } adjust_gfint_frame_constraint(cpi, rc->frames_to_key); @@ -1614,11 +1557,12 @@ static int calc_pframe_target_size_one_pass_cbr(const VP9_COMP *cpi) { if (oxcf->gf_cbr_boost_pct) { const int af_ratio_pct = oxcf->gf_cbr_boost_pct + 100; - target = cpi->refresh_golden_frame ? - (rc->avg_frame_bandwidth * rc->baseline_gf_interval * af_ratio_pct) / - (rc->baseline_gf_interval * 100 + af_ratio_pct - 100) : - (rc->avg_frame_bandwidth * rc->baseline_gf_interval * 100) / - (rc->baseline_gf_interval * 100 + af_ratio_pct - 100); + target = cpi->refresh_golden_frame + ? (rc->avg_frame_bandwidth * rc->baseline_gf_interval * + af_ratio_pct) / + (rc->baseline_gf_interval * 100 + af_ratio_pct - 100) + : (rc->avg_frame_bandwidth * rc->baseline_gf_interval * 100) / + (rc->baseline_gf_interval * 100 + af_ratio_pct - 100); } else { target = rc->avg_frame_bandwidth; } @@ -1626,9 +1570,8 @@ static int calc_pframe_target_size_one_pass_cbr(const VP9_COMP *cpi) { // Note that for layers, avg_frame_bandwidth is the cumulative // per-frame-bandwidth. For the target size of this frame, use the // layer average frame size (i.e., non-cumulative per-frame-bw). - int layer = - LAYER_IDS_TO_IDX(svc->spatial_layer_id, - svc->temporal_layer_id, svc->number_temporal_layers); + int layer = LAYER_IDS_TO_IDX(svc->spatial_layer_id, svc->temporal_layer_id, + svc->number_temporal_layers); const LAYER_CONTEXT *lc = &svc->layer_context[layer]; target = lc->avg_frame_size; min_frame_target = VPXMAX(lc->avg_frame_size >> 4, FRAME_OVERHEAD_BITS); @@ -1644,8 +1587,8 @@ static int calc_pframe_target_size_one_pass_cbr(const VP9_COMP *cpi) { target += (target * pct_high) / 200; } if (oxcf->rc_max_inter_bitrate_pct) { - const int max_rate = rc->avg_frame_bandwidth * - oxcf->rc_max_inter_bitrate_pct / 100; + const int max_rate = + rc->avg_frame_bandwidth * oxcf->rc_max_inter_bitrate_pct / 100; target = VPXMIN(target, max_rate); } return VPXMAX(min_frame_target, target); @@ -1658,22 +1601,22 @@ static int calc_iframe_target_size_one_pass_cbr(const VP9_COMP *cpi) { int target; if (cpi->common.current_video_frame == 0) { target = ((rc->starting_buffer_level / 2) > INT_MAX) - ? INT_MAX : (int)(rc->starting_buffer_level / 2); + ? INT_MAX + : (int)(rc->starting_buffer_level / 2); } else { int kf_boost = 32; double framerate = cpi->framerate; - if (svc->number_temporal_layers > 1 && - oxcf->rc_mode == VPX_CBR) { + if (svc->number_temporal_layers > 1 && oxcf->rc_mode == VPX_CBR) { // Use the layer framerate for temporal layers CBR mode. - const int layer = LAYER_IDS_TO_IDX(svc->spatial_layer_id, - svc->temporal_layer_id, svc->number_temporal_layers); + const int layer = + LAYER_IDS_TO_IDX(svc->spatial_layer_id, svc->temporal_layer_id, + svc->number_temporal_layers); const LAYER_CONTEXT *lc = &svc->layer_context[layer]; framerate = lc->framerate; } kf_boost = VPXMAX(kf_boost, (int)(2 * framerate - 16)); - if (rc->frames_since_key < framerate / 2) { - kf_boost = (int)(kf_boost * rc->frames_since_key / - (framerate / 2)); + if (rc->frames_since_key < framerate / 2) { + kf_boost = (int)(kf_boost * rc->frames_since_key / (framerate / 2)); } target = ((16 + kf_boost) * rc->avg_frame_bandwidth) >> 4; } @@ -1684,12 +1627,12 @@ void vp9_rc_get_svc_params(VP9_COMP *cpi) { VP9_COMMON *const cm = &cpi->common; RATE_CONTROL *const rc = &cpi->rc; int target = rc->avg_frame_bandwidth; - int layer = LAYER_IDS_TO_IDX(cpi->svc.spatial_layer_id, - cpi->svc.temporal_layer_id, cpi->svc.number_temporal_layers); + int layer = + LAYER_IDS_TO_IDX(cpi->svc.spatial_layer_id, cpi->svc.temporal_layer_id, + cpi->svc.number_temporal_layers); // Periodic key frames is based on the super-frame counter // (svc.current_superframe), also only base spatial layer is key frame. - if ((cm->current_video_frame == 0) || - (cpi->frame_flags & FRAMEFLAGS_KEY) || + if ((cm->current_video_frame == 0) || (cpi->frame_flags & FRAMEFLAGS_KEY) || (cpi->oxcf.auto_key && (cpi->svc.current_superframe % cpi->oxcf.key_freq == 0) && cpi->svc.spatial_layer_id == 0)) { @@ -1697,16 +1640,14 @@ void vp9_rc_get_svc_params(VP9_COMP *cpi) { rc->source_alt_ref_active = 0; if (is_two_pass_svc(cpi)) { cpi->svc.layer_context[layer].is_key_frame = 1; - cpi->ref_frame_flags &= - (~VP9_LAST_FLAG & ~VP9_GOLD_FLAG & ~VP9_ALT_FLAG); + cpi->ref_frame_flags &= (~VP9_LAST_FLAG & ~VP9_GOLD_FLAG & ~VP9_ALT_FLAG); } else if (is_one_pass_cbr_svc(cpi)) { - if (cm->current_video_frame > 0) - vp9_svc_reset_key_frame(cpi); + if (cm->current_video_frame > 0) vp9_svc_reset_key_frame(cpi); layer = LAYER_IDS_TO_IDX(cpi->svc.spatial_layer_id, - cpi->svc.temporal_layer_id, cpi->svc.number_temporal_layers); + cpi->svc.temporal_layer_id, + cpi->svc.number_temporal_layers); cpi->svc.layer_context[layer].is_key_frame = 1; - cpi->ref_frame_flags &= - (~VP9_LAST_FLAG & ~VP9_GOLD_FLAG & ~VP9_ALT_FLAG); + cpi->ref_frame_flags &= (~VP9_LAST_FLAG & ~VP9_GOLD_FLAG & ~VP9_ALT_FLAG); // Assumption here is that LAST_FRAME is being updated for a keyframe. // Thus no change in update flags. target = calc_iframe_target_size_one_pass_cbr(cpi); @@ -1720,8 +1661,7 @@ void vp9_rc_get_svc_params(VP9_COMP *cpi) { } else { lc->is_key_frame = cpi->svc.layer_context[cpi->svc.temporal_layer_id].is_key_frame; - if (lc->is_key_frame) - cpi->ref_frame_flags &= (~VP9_LAST_FLAG); + if (lc->is_key_frame) cpi->ref_frame_flags &= (~VP9_LAST_FLAG); } cpi->ref_frame_flags &= (~VP9_ALT_FLAG); } else if (is_one_pass_cbr_svc(cpi)) { @@ -1751,13 +1691,11 @@ void vp9_rc_get_one_pass_cbr_params(VP9_COMP *cpi) { RATE_CONTROL *const rc = &cpi->rc; int target; // TODO(yaowu): replace the "auto_key && 0" below with proper decision logic. - if ((cm->current_video_frame == 0 || - (cpi->frame_flags & FRAMEFLAGS_KEY) || - rc->frames_to_key == 0 || - (cpi->oxcf.auto_key && 0))) { + if ((cm->current_video_frame == 0 || (cpi->frame_flags & FRAMEFLAGS_KEY) || + rc->frames_to_key == 0 || (cpi->oxcf.auto_key && 0))) { cm->frame_type = KEY_FRAME; - rc->this_key_frame_forced = cm->current_video_frame != 0 && - rc->frames_to_key == 0; + rc->this_key_frame_forced = + cm->current_video_frame != 0 && rc->frames_to_key == 0; rc->frames_to_key = cpi->oxcf.key_freq; rc->kf_boost = DEFAULT_KF_BOOST; rc->source_alt_ref_active = 0; @@ -1804,15 +1742,13 @@ int vp9_compute_qdelta(const RATE_CONTROL *rc, double qstart, double qtarget, // Convert the average q value to an index. for (i = rc->best_quality; i < rc->worst_quality; ++i) { start_index = i; - if (vp9_convert_qindex_to_q(i, bit_depth) >= qstart) - break; + if (vp9_convert_qindex_to_q(i, bit_depth) >= qstart) break; } // Convert the q target to an index for (i = rc->best_quality; i < rc->worst_quality; ++i) { target_index = i; - if (vp9_convert_qindex_to_q(i, bit_depth) >= qtarget) - break; + if (vp9_convert_qindex_to_q(i, bit_depth) >= qtarget) break; } return target_index - start_index; @@ -1825,8 +1761,8 @@ int vp9_compute_qdelta_by_rate(const RATE_CONTROL *rc, FRAME_TYPE frame_type, int i; // Look up the current projected bits per block for the base index - const int base_bits_per_mb = vp9_rc_bits_per_mb(frame_type, qindex, 1.0, - bit_depth); + const int base_bits_per_mb = + vp9_rc_bits_per_mb(frame_type, qindex, 1.0, bit_depth); // Find the target bits per mb based on the base value and given ratio. const int target_bits_per_mb = (int)(rate_target_ratio * base_bits_per_mb); @@ -1885,8 +1821,8 @@ void vp9_rc_update_framerate(VP9_COMP *cpi) { int vbr_max_bits; rc->avg_frame_bandwidth = (int)(oxcf->target_bandwidth / cpi->framerate); - rc->min_frame_bandwidth = (int)(rc->avg_frame_bandwidth * - oxcf->two_pass_vbrmin_section / 100); + rc->min_frame_bandwidth = + (int)(rc->avg_frame_bandwidth * oxcf->two_pass_vbrmin_section / 100); rc->min_frame_bandwidth = VPXMAX(rc->min_frame_bandwidth, FRAME_OVERHEAD_BITS); @@ -1898,8 +1834,9 @@ void vp9_rc_update_framerate(VP9_COMP *cpi) { // a very high rate is given on the command line or the the rate cannnot // be acheived because of a user specificed max q (e.g. when the user // specifies lossless encode. - vbr_max_bits = (int)(((int64_t)rc->avg_frame_bandwidth * - oxcf->two_pass_vbrmax_section) / 100); + vbr_max_bits = + (int)(((int64_t)rc->avg_frame_bandwidth * oxcf->two_pass_vbrmax_section) / + 100); rc->max_frame_bandwidth = VPXMAX(VPXMAX((cm->MBs * MAX_MB_RATE), MAXRATE_1080P), vbr_max_bits); @@ -1912,27 +1849,27 @@ static void vbr_rate_correction(VP9_COMP *cpi, int *this_frame_target) { RATE_CONTROL *const rc = &cpi->rc; int64_t vbr_bits_off_target = rc->vbr_bits_off_target; int max_delta; - int frame_window = VPXMIN(16, - ((int)cpi->twopass.total_stats.count - cpi->common.current_video_frame)); + int frame_window = VPXMIN(16, ((int)cpi->twopass.total_stats.count - + cpi->common.current_video_frame)); // Calcluate the adjustment to rate for this frame. if (frame_window > 0) { max_delta = (vbr_bits_off_target > 0) - ? (int)(vbr_bits_off_target / frame_window) - : (int)(-vbr_bits_off_target / frame_window); + ? (int)(vbr_bits_off_target / frame_window) + : (int)(-vbr_bits_off_target / frame_window); max_delta = VPXMIN(max_delta, - ((*this_frame_target * VBR_PCT_ADJUSTMENT_LIMIT) / 100)); + ((*this_frame_target * VBR_PCT_ADJUSTMENT_LIMIT) / 100)); // vbr_bits_off_target > 0 means we have extra bits to spend if (vbr_bits_off_target > 0) { - *this_frame_target += - (vbr_bits_off_target > max_delta) ? max_delta - : (int)vbr_bits_off_target; + *this_frame_target += (vbr_bits_off_target > max_delta) + ? max_delta + : (int)vbr_bits_off_target; } else { - *this_frame_target -= - (vbr_bits_off_target < -max_delta) ? max_delta - : (int)-vbr_bits_off_target; + *this_frame_target -= (vbr_bits_off_target < -max_delta) + ? max_delta + : (int)-vbr_bits_off_target; } } @@ -1992,8 +1929,7 @@ int vp9_resize_one_pass_cbr(VP9_COMP *cpi) { down_size_on = 0; } else { if (cpi->resize_state == ORIG && - (cm->width * 3 / 4 < min_width || - cm->height * 3 / 4 < min_height)) + (cm->width * 3 / 4 < min_width || cm->height * 3 / 4 < min_height)) return 0; else if (cpi->resize_state == THREE_QUARTER && ((cpi->oxcf.width >> 1) < min_width || @@ -2069,33 +2005,29 @@ int vp9_resize_one_pass_cbr(VP9_COMP *cpi) { cpi->resize_scale_den = 1; } tot_scale_change = (cpi->resize_scale_den * cpi->resize_scale_den) / - (cpi->resize_scale_num * cpi->resize_scale_num); + (cpi->resize_scale_num * cpi->resize_scale_num); // Reset buffer level to optimal, update target size. rc->buffer_level = rc->optimal_buffer_level; rc->bits_off_target = rc->optimal_buffer_level; rc->this_frame_target = calc_pframe_target_size_one_pass_cbr(cpi); // Get the projected qindex, based on the scaled target frame size (scaled // so target_bits_per_mb in vp9_rc_regulate_q will be correct target). - target_bits_per_frame = (resize_action >= 0) ? - rc->this_frame_target * tot_scale_change : - rc->this_frame_target / tot_scale_change; + target_bits_per_frame = (resize_action >= 0) + ? rc->this_frame_target * tot_scale_change + : rc->this_frame_target / tot_scale_change; active_worst_quality = calc_active_worst_quality_one_pass_cbr(cpi); - qindex = vp9_rc_regulate_q(cpi, - target_bits_per_frame, - rc->best_quality, + qindex = vp9_rc_regulate_q(cpi, target_bits_per_frame, rc->best_quality, active_worst_quality); // If resize is down, check if projected q index is close to worst_quality, // and if so, reduce the rate correction factor (since likely can afford // lower q for resized frame). - if (resize_action > 0 && - qindex > 90 * cpi->rc.worst_quality / 100) { + if (resize_action > 0 && qindex > 90 * cpi->rc.worst_quality / 100) { rc->rate_correction_factors[INTER_NORMAL] *= 0.85; } // If resize is back up, check if projected q index is too much above the // current base_qindex, and if so, reduce the rate correction factor // (since prefer to keep q for resized frame at least close to previous q). - if (resize_action < 0 && - qindex > 130 * cm->base_qindex / 100) { + if (resize_action < 0 && qindex > 130 * cm->base_qindex / 100) { rc->rate_correction_factors[INTER_NORMAL] *= 0.9; } } @@ -2103,7 +2035,7 @@ int vp9_resize_one_pass_cbr(VP9_COMP *cpi) { } void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { - VP9_COMMON * const cm = &cpi->common; + VP9_COMMON *const cm = &cpi->common; RATE_CONTROL *const rc = &cpi->rc; int target; int found = 0; @@ -2130,10 +2062,11 @@ void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { } // Detect up-coming scene change. if (!found && - (rc->avg_source_sad[lagframe_idx] > VPXMAX(sad_thresh1, - (unsigned int)(reference_sad << 1)) || - rc->avg_source_sad[lagframe_idx] > VPXMAX(3 * sad_thresh1 >> 2, - (unsigned int)(reference_sad << 2)))) { + (rc->avg_source_sad[lagframe_idx] > + VPXMAX(sad_thresh1, (unsigned int)(reference_sad << 1)) || + rc->avg_source_sad[lagframe_idx] > + VPXMAX(3 * sad_thresh1 >> 2, + (unsigned int)(reference_sad << 2)))) { high_source_sad_lagindex = lagframe_idx; found = 1; } @@ -2142,20 +2075,19 @@ void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { rc->avg_source_sad[lagframe_idx - 1] > (sad_thresh1 >> 2)) { found2 = 1; for (i = lagframe_idx; i < tot_frames; ++i) { - if (!(rc->avg_source_sad[i] > 0 && - rc->avg_source_sad[i] < (sad_thresh1 >> 2) && - rc->avg_source_sad[i] < (rc->avg_source_sad[lagframe_idx - 1] >> 1))) { - found2 = 0; - i = tot_frames; - } + if (!(rc->avg_source_sad[i] > 0 && + rc->avg_source_sad[i] < (sad_thresh1 >> 2) && + rc->avg_source_sad[i] < + (rc->avg_source_sad[lagframe_idx - 1] >> 1))) { + found2 = 0; + i = tot_frames; + } } - if (found2) - steady_sad_lagindex = lagframe_idx; + if (found2) steady_sad_lagindex = lagframe_idx; } avg_source_sad_lag += rc->avg_source_sad[lagframe_idx]; } - if (tot_frames > 0) - avg_source_sad_lag = avg_source_sad_lag / tot_frames; + if (tot_frames > 0) avg_source_sad_lag = avg_source_sad_lag / tot_frames; // Constrain distance between detected scene cuts. if (high_source_sad_lagindex != -1 && high_source_sad_lagindex != rc->high_source_sad_lagindex - 1 && @@ -2165,20 +2097,18 @@ void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { rc->high_source_sad_lagindex = high_source_sad_lagindex; // Adjust some factors for the next GF group, ignore initial key frame, // and only for lag_in_frames not too small. - if (cpi->refresh_golden_frame == 1 && - cm->frame_type != KEY_FRAME && - cm->current_video_frame > 30 && - cpi->oxcf.lag_in_frames > 8) { + if (cpi->refresh_golden_frame == 1 && cm->frame_type != KEY_FRAME && + cm->current_video_frame > 30 && cpi->oxcf.lag_in_frames > 8) { int frame_constraint; if (rc->rolling_target_bits > 0) rate_err = - (double)rc->rolling_actual_bits / (double)rc->rolling_target_bits; + (double)rc->rolling_actual_bits / (double)rc->rolling_target_bits; high_content = high_source_sad_lagindex != -1 || - avg_source_sad_lag > (rc->prev_avg_source_sad_lag << 1) || - avg_source_sad_lag > sad_thresh2; + avg_source_sad_lag > (rc->prev_avg_source_sad_lag << 1) || + avg_source_sad_lag > sad_thresh2; low_content = high_source_sad_lagindex == -1 && - ((avg_source_sad_lag < (rc->prev_avg_source_sad_lag >> 1)) || - (avg_source_sad_lag < sad_thresh1)); + ((avg_source_sad_lag < (rc->prev_avg_source_sad_lag >> 1)) || + (avg_source_sad_lag < sad_thresh1)); if (low_content) { rc->gfu_boost = DEFAULT_GF_BOOST; rc->baseline_gf_interval = @@ -2210,8 +2140,7 @@ void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { } if (low_content && rc->avg_frame_low_motion > 80) { rc->af_ratio_onepass_vbr = 15; - } - else if (high_content || rc->avg_frame_low_motion < 30) { + } else if (high_content || rc->avg_frame_low_motion < 30) { rc->af_ratio_onepass_vbr = 5; rc->gfu_boost = DEFAULT_GF_BOOST >> 2; } @@ -2234,13 +2163,13 @@ void adjust_gf_boost_lag_one_pass_vbr(VP9_COMP *cpi, uint64_t avg_sad_current) { // This function also handles special case of lag_in_frames, to measure content // level in #future frames set by the lag_in_frames. void vp9_avg_source_sad(VP9_COMP *cpi) { - VP9_COMMON * const cm = &cpi->common; + VP9_COMMON *const cm = &cpi->common; RATE_CONTROL *const rc = &cpi->rc; rc->high_source_sad = 0; if (cpi->Last_Source != NULL && cpi->Last_Source->y_width == cpi->Source->y_width && cpi->Last_Source->y_height == cpi->Source->y_height) { - YV12_BUFFER_CONFIG *frames[MAX_LAG_BUFFERS] = {NULL}; + YV12_BUFFER_CONFIG *frames[MAX_LAG_BUFFERS] = { NULL }; uint8_t *src_y = cpi->Source->y_buffer; int src_ystride = cpi->Source->y_stride; uint8_t *last_src_y = cpi->Last_Source->y_buffer; @@ -2256,43 +2185,44 @@ void vp9_avg_source_sad(VP9_COMP *cpi) { thresh = 2.1f; } if (cpi->oxcf.lag_in_frames > 0) { - frames_to_buffer = (cm->current_video_frame == 1) ? - (int)vp9_lookahead_depth(cpi->lookahead) - 1: 2; + frames_to_buffer = (cm->current_video_frame == 1) + ? (int)vp9_lookahead_depth(cpi->lookahead) - 1 + : 2; start_frame = (int)vp9_lookahead_depth(cpi->lookahead) - 1; for (frame = 0; frame < frames_to_buffer; ++frame) { const int lagframe_idx = start_frame - frame; if (lagframe_idx >= 0) { - struct lookahead_entry *buf = vp9_lookahead_peek(cpi->lookahead, - lagframe_idx); + struct lookahead_entry *buf = + vp9_lookahead_peek(cpi->lookahead, lagframe_idx); frames[frame] = &buf->img; } } // The avg_sad for this current frame is the value of frame#1 // (first future frame) from previous frame. avg_sad_current = rc->avg_source_sad[1]; - if (avg_sad_current > VPXMAX(min_thresh, - (unsigned int)(rc->avg_source_sad[0] * thresh)) && + if (avg_sad_current > + VPXMAX(min_thresh, + (unsigned int)(rc->avg_source_sad[0] * thresh)) && cm->current_video_frame > (unsigned int)cpi->oxcf.lag_in_frames) rc->high_source_sad = 1; else rc->high_source_sad = 0; // Update recursive average for current frame. if (avg_sad_current > 0) - rc->avg_source_sad[0] = (3 * rc->avg_source_sad[0] + - avg_sad_current) >> 2; + rc->avg_source_sad[0] = + (3 * rc->avg_source_sad[0] + avg_sad_current) >> 2; // Shift back data, starting at frame#1. for (frame = 1; frame < cpi->oxcf.lag_in_frames - 1; ++frame) rc->avg_source_sad[frame] = rc->avg_source_sad[frame + 1]; } for (frame = 0; frame < frames_to_buffer; ++frame) { if (cpi->oxcf.lag_in_frames == 0 || - (frames[frame] != NULL && - frames[frame + 1] != NULL && + (frames[frame] != NULL && frames[frame + 1] != NULL && frames[frame]->y_width == frames[frame + 1]->y_width && frames[frame]->y_height == frames[frame + 1]->y_height)) { int sbi_row, sbi_col; - const int lagframe_idx = (cpi->oxcf.lag_in_frames == 0) ? 0 : - start_frame - frame + 1; + const int lagframe_idx = + (cpi->oxcf.lag_in_frames == 0) ? 0 : start_frame - frame + 1; const BLOCK_SIZE bsize = BLOCK_64X64; // Loop over sub-sample of frame, compute average sad over 64x64 blocks. uint64_t avg_sad = 0; @@ -2311,11 +2241,9 @@ void vp9_avg_source_sad(VP9_COMP *cpi) { if ((sbi_row > 0 && sbi_col > 0) && (sbi_row < sb_rows - 1 && sbi_col < sb_cols - 1) && ((sbi_row % 2 == 0 && sbi_col % 2 == 0) || - (sbi_row % 2 != 0 && sbi_col % 2 != 0))) { + (sbi_row % 2 != 0 && sbi_col % 2 != 0))) { num_samples++; - avg_sad += cpi->fn_ptr[bsize].sdf(src_y, - src_ystride, - last_src_y, + avg_sad += cpi->fn_ptr[bsize].sdf(src_y, src_ystride, last_src_y, last_src_ystride); } src_y += 64; @@ -2324,16 +2252,16 @@ void vp9_avg_source_sad(VP9_COMP *cpi) { src_y += (src_ystride << 6) - (sb_cols << 6); last_src_y += (last_src_ystride << 6) - (sb_cols << 6); } - if (num_samples > 0) - avg_sad = avg_sad / num_samples; + if (num_samples > 0) avg_sad = avg_sad / num_samples; // Set high_source_sad flag if we detect very high increase in avg_sad // between current and previous frame value(s). Use minimum threshold // for cases where there is small change from content that is completely // static. if (lagframe_idx == 0) { - if (avg_sad > VPXMAX(min_thresh, - (unsigned int)(rc->avg_source_sad[0] * thresh)) && - rc->frames_since_key > 1) + if (avg_sad > + VPXMAX(min_thresh, + (unsigned int)(rc->avg_source_sad[0] * thresh)) && + rc->frames_since_key > 1) rc->high_source_sad = 1; else rc->high_source_sad = 0; @@ -2345,17 +2273,15 @@ void vp9_avg_source_sad(VP9_COMP *cpi) { } } // For VBR, under scene change/high content change, force golden refresh. - if (cpi->oxcf.rc_mode == VPX_VBR && - cm->frame_type != KEY_FRAME && - rc->high_source_sad && - rc->frames_to_key > 3 && + if (cpi->oxcf.rc_mode == VPX_VBR && cm->frame_type != KEY_FRAME && + rc->high_source_sad && rc->frames_to_key > 3 && rc->count_last_scene_change > 4 && cpi->ext_refresh_frame_flags_pending == 0) { int target; cpi->refresh_golden_frame = 1; rc->gfu_boost = DEFAULT_GF_BOOST >> 1; - rc->baseline_gf_interval = VPXMIN(20, - VPXMAX(10, rc->baseline_gf_interval)); + rc->baseline_gf_interval = + VPXMIN(20, VPXMAX(10, rc->baseline_gf_interval)); adjust_gfint_frame_constraint(cpi, rc->frames_to_key); rc->frames_till_gf_update_due = rc->baseline_gf_interval; target = calc_pframe_target_size_one_pass_vbr(cpi); @@ -2372,15 +2298,12 @@ void vp9_avg_source_sad(VP9_COMP *cpi) { // Test if encoded frame will significantly overshoot the target bitrate, and // if so, set the QP, reset/adjust some rate control parameters, and return 1. -int vp9_encodedframe_overshoot(VP9_COMP *cpi, - int frame_size, - int *q) { - VP9_COMMON * const cm = &cpi->common; +int vp9_encodedframe_overshoot(VP9_COMP *cpi, int frame_size, int *q) { + VP9_COMMON *const cm = &cpi->common; RATE_CONTROL *const rc = &cpi->rc; int thresh_qp = 3 * (rc->worst_quality >> 2); int thresh_rate = rc->avg_frame_bandwidth * 10; - if (cm->base_qindex < thresh_qp && - frame_size > thresh_rate) { + if (cm->base_qindex < thresh_qp && frame_size > thresh_rate) { double rate_correction_factor = cpi->rc.rate_correction_factors[INTER_NORMAL]; const int target_size = cpi->rc.avg_frame_bandwidth; @@ -2430,8 +2353,7 @@ int vp9_encodedframe_overshoot(VP9_COMP *cpi, lrc->bits_off_target = rc->optimal_buffer_level; lrc->rc_1_frame = 0; lrc->rc_2_frame = 0; - lrc->rate_correction_factors[INTER_NORMAL] = - rate_correction_factor; + lrc->rate_correction_factors[INTER_NORMAL] = rate_correction_factor; } } return 1; |