Commit d7663ede authored by Paul Wilkins's avatar Paul Wilkins
Browse files

Clean up: unused function and variables

Remove adjust_maxq_qrange() and related variables.

Change-Id: I50d065f4619c499283e2680e31d0d99c22439dec
parent bc27812c
......@@ -961,31 +961,6 @@ static double calc_correction_factor(double err_per_mb,
return fclamp(pow(error_term, power_term), 0.05, 5.0);
}
// Given a current maxQ value sets a range for future values.
// PGW TODO..
// This code removes direct dependency on QIndex to determine the range
// (now uses the actual quantizer) but has not been tuned.
static void adjust_maxq_qrange(VP9_COMP *cpi) {
int i;
// Set the max corresponding to cpi->rc.avg_q * 2.0
double q = cpi->rc.avg_q * 2.0;
cpi->twopass.maxq_max_limit = cpi->rc.worst_quality;
for (i = cpi->rc.best_quality; i <= cpi->rc.worst_quality; i++) {
cpi->twopass.maxq_max_limit = i;
if (vp9_convert_qindex_to_q(i) >= q)
break;
}
// Set the min corresponding to cpi->rc.avg_q * 0.5
q = cpi->rc.avg_q * 0.5;
cpi->twopass.maxq_min_limit = cpi->rc.best_quality;
for (i = cpi->rc.worst_quality; i >= cpi->rc.best_quality; i--) {
cpi->twopass.maxq_min_limit = i;
if (vp9_convert_qindex_to_q(i) <= q)
break;
}
}
static int estimate_max_q(VP9_COMP *cpi,
FIRSTPASS_STATS *fpstats,
int section_target_bandwitdh) {
......@@ -998,16 +973,15 @@ static int estimate_max_q(VP9_COMP *cpi,
double err_correction_factor;
if (section_target_bandwitdh <= 0)
return cpi->twopass.maxq_max_limit; // Highest value allowed
return cpi->rc.worst_quality; // Highest value allowed
target_norm_bits_per_mb = section_target_bandwitdh < (1 << 20)
? (512 * section_target_bandwitdh) / num_mbs
: 512 * (section_target_bandwitdh / num_mbs);
// Try and pick a max Q that will be high enough to encode the
// content at the given rate.
for (q = cpi->twopass.maxq_min_limit; q < cpi->twopass.maxq_max_limit; q++) {
for (q = cpi->rc.best_quality; q < cpi->rc.worst_quality; q++) {
int bits_per_mb_at_this_q;
err_correction_factor = calc_correction_factor(err_per_mb,
......@@ -2084,10 +2058,6 @@ void vp9_get_second_pass_params(VP9_COMP *cpi) {
int section_target_bandwidth =
(int)(cpi->twopass.bits_left / frames_left);
// guess at maxq needed in 2nd pass
cpi->twopass.maxq_max_limit = cpi->rc.worst_quality;
cpi->twopass.maxq_min_limit = cpi->rc.best_quality;
tmp_q = estimate_max_q(cpi, &cpi->twopass.total_left_stats,
section_target_bandwidth);
......
......@@ -531,8 +531,6 @@ typedef struct VP9_COMP {
double modified_error_left;
double kf_intra_err_min;
double gf_intra_err_min;
int maxq_max_limit;
int maxq_min_limit;
int static_scene_max_gf_interval;
int kf_bits;
// Remaining error from uncoded frames in a gf group. Two pass use only
......
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