diff options
| -rw-r--r-- | benchmark/audio_buffers_benchmark.cc | 56 | ||||
| -rw-r--r-- | benchmark/wscript | 2 | ||||
| -rwxr-xr-x | run/benchmarks | 1 |
3 files changed, 58 insertions, 1 deletions
diff --git a/benchmark/audio_buffers_benchmark.cc b/benchmark/audio_buffers_benchmark.cc new file mode 100644 index 000000000..8cd3928db --- /dev/null +++ b/benchmark/audio_buffers_benchmark.cc @@ -0,0 +1,56 @@ +/* + Copyright (C) 2026 Carl Hetherington <cth@carlh.net> + + This file is part of DCP-o-matic. + + DCP-o-matic is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 2 of the License, or + (at your option) any later version. + + DCP-o-matic is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>. + +*/ + + +#include "lib/audio_buffers.h" +#include "lib/timer.h" +#include "libavutil/pixfmt.h" + + +using std::string; + + +void audio_buffers_benchmark(); + + +int main() +{ + audio_buffers_benchmark(); + return 0; +} + + +void +audio_buffers_benchmark() +{ + auto constexpr TRIALS = 4096; + auto constexpr CHANNELS = 6; + auto constexpr FRAMES = 1024 * 1024; + + { + AudioBuffers from(CHANNELS, FRAMES); + AudioBuffers to(CHANNELS, FRAMES); + PeriodTimer timer("AudioBuffers::accumulate_channel"); + for (int i = 0; i < TRIALS; ++i) { + to.accumulate_channel(&from, 0, 3, 0.7); + } + } +} + diff --git a/benchmark/wscript b/benchmark/wscript index 75ef138a8..199a1557d 100644 --- a/benchmark/wscript +++ b/benchmark/wscript @@ -1,5 +1,5 @@ def build(bld): - for benchmark in ['image']: + for benchmark in ['audio_buffers', 'image']: obj = bld(features='cxx cxxprogram') obj.uselib = 'DCP AVFORMAT AVFILTER SWSCALE LWEXT4 SUB SWRESAMPLE LEQM_NRT POSTPROC GLIB CURL ICU NETTLE CXML ' obj.uselib += 'XMLPP BOOST_FILESYSTEM FONTCONFIG XMLSEC SSH SAMPLERATE BOOST_THREAD CAIROMM PANGOMM ZIP SQLITE3 ' diff --git a/run/benchmarks b/run/benchmarks index 1138e9e0f..13b26c93c 100755 --- a/run/benchmarks +++ b/run/benchmarks @@ -5,4 +5,5 @@ set -e DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )" source $DIR/environment +build/benchmark/audio_buffers_benchmark build/benchmark/image_benchmark |