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[Profiling] LibVPX on Power Youtube-Like Encoding (14 Jun 2018)
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# perf record ./vpxenc --good --cpu-used=2 --codec=vp9 --psnr -v -o /dev/null ~/Videos/ducks_take_off_1080p50_60f.y4m | |
# perf report --stdio > libVPXonPower.prof | |
# | |
# Overhead Command Shared Object Symbol | |
# ........ ....... ................... ....................................................... | |
# | |
23.35% vpxenc vpxenc [.] vpx_convolve8_vsx | |
11.09% vpxenc vpxenc [.] vpx_sad16x16x4d_vsx | |
6.30% vpxenc vpxenc [.] vpx_convolve8_avg_vsx | |
5.18% vpxenc vpxenc [.] vpx_convolve8_vert_vsx | |
4.40% vpxenc vpxenc [.] vpx_sub_pixel_variance16x16_c | |
3.82% vpxenc vpxenc [.] vpx_sad32x32x4d_vsx | |
3.45% vpxenc vpxenc [.] vpx_sad64x64x4d_vsx | |
3.44% vpxenc vpxenc [.] vpx_sub_pixel_variance32x32_c | |
3.38% vpxenc vpxenc [.] vpx_fdct32 | |
3.35% vpxenc vpxenc [.] vpx_fdct32x32_rd_c | |
2.76% vpxenc vpxenc [.] vpx_sub_pixel_variance64x64_c | |
2.42% vpxenc vpxenc [.] vpx_convolve8_horiz_vsx | |
2.30% vpxenc vpxenc [.] vpx_fdct32.constprop.0 | |
1.68% vpxenc vpxenc [.] vpx_convolve8_avg_vert_vsx | |
1.54% vpxenc vpxenc [.] vpx_fdct16x16_c | |
1.28% vpxenc vpxenc [.] idct32_c | |
1.18% vpxenc vpxenc [.] vpx_sad8x8x4d_c | |
1.11% vpxenc vpxenc [.] vpx_convolve8_avg_horiz_vsx | |
1.04% vpxenc vpxenc [.] vpx_variance32x32_vsx | |
0.75% vpxenc vpxenc [.] vpx_variance16x16_vsx | |
0.72% vpxenc vpxenc [.] vp9_build_inter_predictors_sb | |
0.72% vpxenc vpxenc [.] vpx_quantize_b_32x32_vsx | |
0.67% vpxenc vpxenc [.] vp9_rd_pick_inter_mode_sb | |
0.66% vpxenc vpxenc [.] vp9_diamond_search_sad_c | |
0.62% vpxenc vpxenc [.] vpx_idct32x32_34_add_c | |
0.60% vpxenc vpxenc [.] vpx_sub_pixel_variance8x8_c | |
0.59% vpxenc libc-2.27.so [.] __memcpy_power7 | |
0.55% vpxenc vpxenc [.] model_rd_for_sb | |
0.52% vpxenc vpxenc [.] vpx_quantize_b_vsx | |
0.47% vpxenc vpxenc [.] vp9_temporal_filter_iterate_row_c | |
0.44% vpxenc vpxenc [.] vpx_fdct8x8_c | |
0.41% vpxenc vpxenc [.] dist_block | |
0.39% vpxenc vpxenc [.] vpx_sad16x16_vsx | |
0.38% vpxenc vpxenc [.] vpx_variance8x8_vsx | |
0.38% vpxenc vpxenc [.] vpx_lpf_horizontal_16_dual_c | |
0.37% vpxenc vpxenc [.] vpx_lpf_vertical_16_dual_c | |
0.31% vpxenc vpxenc [.] vpx_subtract_block_vsx | |
0.30% vpxenc vpxenc [.] vpx_fdct4x4_c | |
0.30% vpxenc vpxenc [.] vpx_idct32x32_135_add_c | |
0.29% vpxenc vpxenc [.] block_rd_txfm | |
0.29% vpxenc vpxenc [.] cost_coeffs | |
0.28% vpxenc vpxenc [.] vp9_temporal_filter_apply_c | |
0.27% vpxenc vpxenc [.] vp9_find_best_sub_pixel_tree | |
0.22% vpxenc vpxenc [.] vpx_idct16x16_10_add_c | |
0.22% vpxenc vpxenc [.] vpx_variance64x64_vsx | |
0.21% vpxenc vpxenc [.] vp9_model_rd_from_var_lapndz_vec | |
0.21% vpxenc vpxenc [.] vpx_mse16x16_vsx | |
0.17% vpxenc vpxenc [.] vpx_sad64x64_vsx | |
0.16% vpxenc vpxenc [.] vp9_fht16x16_c | |
0.16% vpxenc vpxenc [.] vp9_predict_intra_block | |
0.14% vpxenc vpxenc [.] vpx_sad32x32_vsx | |
0.14% vpxenc vpxenc [.] vpx_variance4x4_vsx | |
0.13% vpxenc vpxenc [.] vpx_convolve_avg_c | |
0.13% vpxenc vpxenc [.] vp9_encode_block_intra | |
0.13% vpxenc vpxenc [.] vp9_get_entropy_contexts | |
0.13% vpxenc libc-2.27.so [.] __memset_power8 | |
0.13% vpxenc vpxenc [.] idct16_c | |
0.12% vpxenc vpxenc [.] vp9_full_pixel_search | |
0.12% vpxenc vpxenc [.] vpx_idct4x4_16_add_vsx | |
0.12% vpxenc vpxenc [.] vpx_sum_squares_2d_i16_c | |
0.12% vpxenc vpxenc [.] vp9_iht16x16_256_add_c | |
0.12% vpxenc vpxenc [.] vpx_convolve_copy_vsx | |
0.11% vpxenc vpxenc [.] vp9_foreach_transformed_block_in_plane | |
0.10% vpxenc vpxenc [.] vpx_idct16x16_38_add_c |
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