DECLARE_ALIGNED(16, int16_t, input_extreme_block[kMaxNumCoeffs]);
DECLARE_ALIGNED(16, tran_low_t, output_ref_block[kMaxNumCoeffs]);
- for (int i = 0; i < kCountTestBlock; ++i) {
- InitMem();
-
- ACMRandom rnd(ACMRandom::DeterministicSeed());
-
- for (int j = 0; j < kCountTestBlock; ++j) {
- // Initialize a test block with input range [-mask_, mask_].
- if (j == 0) {
- for (int k = 0; k < input_block_size_; ++k) {
- input_extreme_block[k] = mask_;
- }
- } else if (j == 1) {
- for (int k = 0; k < input_block_size_; ++k) {
- input_extreme_block[k] = -mask_;
- }
- } else {
- for (int k = 0; k < input_block_size_; ++k) {
- input_extreme_block[k] = rnd.Rand8() % 2 ? mask_ : -mask_;
- }
+ InitMem();
+ for (int i = 0; i < kCountTestBlock * kCountTestBlock; ++i) {
+ // Initialize a test block with input range [-mask_, mask_].
+ if (i == 0) {
+ for (int k = 0; k < input_block_size_; ++k) {
+ input_extreme_block[k] = mask_;
}
+ } else if (i == 1) {
+ for (int k = 0; k < input_block_size_; ++k) {
+ input_extreme_block[k] = -mask_;
+ }
+ } else {
+ for (int k = 0; k < input_block_size_; ++k) {
+ input_extreme_block[k] = rnd_.Rand8() % 2 ? mask_ : -mask_;
+ }
+ }
- ftxfm_(input_extreme_block, output_ref_block, size_);
+ ftxfm_(input_extreme_block, output_ref_block, size_);
- // quantization with maximum allowed step sizes
- input_block_[0] = (output_ref_block[0] / 1336) * 1336;
- for (int k = 1; k < last_nonzero_; ++k) {
- input_block_[vp9_default_scan_orders[tx_size_].scan[k]] =
- (output_ref_block[k] / 1828) * 1828;
- }
+ // quantization with minimum allowed step sizes
+ input_block_[0] = (output_ref_block[0] / 4) * 4;
+ for (int k = 1; k < last_nonzero_; ++k) {
+ const int pos = vp9_default_scan_orders[tx_size_].scan[k];
+ input_block_[pos] = (output_ref_block[pos] / 4) * 4;
}
ASM_REGISTER_STATE_CHECK(Exec(full_itxfm_, output_block_ref_));