libvpx: Pull from upstream

source/libvpx/test/decode_perf_test.cc

Index: source/libvpx/test/decode_perf_test.cc
===================================================================
--- source/libvpx/test/decode_perf_test.cc	(revision 0)
+++ source/libvpx/test/decode_perf_test.cc	(revision 0)
@@ -0,0 +1,105 @@
+/*
+ *  Copyright (c) 2013 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include "test/codec_factory.h"
+#include "test/decode_test_driver.h"
+#include "test/ivf_video_source.h"
+#include "test/md5_helper.h"
+#include "test/util.h"
+#include "test/webm_video_source.h"
+#include "vpx_ports/vpx_timer.h"
+#include "./vpx_version.h"
+
+using std::tr1::make_tuple;
+
+namespace {
+
+#define VIDEO_NAME 0
+#define THREADS 1
+
+const double kUsecsInSec = 1000000.0;
+
+/*
+ DecodePerfTest takes a tuple of filename + number of threads to decode with
+ */
+typedef std::tr1::tuple<const char *const, unsigned> decode_perf_param_t;
+
+const decode_perf_param_t kVP9DecodePerfVectors[] = {
+  make_tuple("vp90-2-bbb_426x240_tile_1x1_180kbps.webm", 1),
+  make_tuple("vp90-2-bbb_640x360_tile_1x2_337kbps.webm", 2),
+  make_tuple("vp90-2-bbb_854x480_tile_1x2_651kbps.webm", 2),
+  make_tuple("vp90-2-bbb_1280x720_tile_1x4_1310kbps.webm", 4),
+  make_tuple("vp90-2-bbb_1920x1080_tile_1x1_2581kbps.webm", 1),
+  make_tuple("vp90-2-bbb_1920x1080_tile_1x4_2586kbps.webm", 4),
+  make_tuple("vp90-2-bbb_1920x1080_tile_1x4_fpm_2304kbps.webm", 4),
+  make_tuple("vp90-2-sintel_426x182_tile_1x1_171kbps.webm", 1),
+  make_tuple("vp90-2-sintel_640x272_tile_1x2_318kbps.webm", 2),
+  make_tuple("vp90-2-sintel_854x364_tile_1x2_621kbps.webm", 2),
+  make_tuple("vp90-2-sintel_1280x546_tile_1x4_1257kbps.webm", 4),
+  make_tuple("vp90-2-sintel_1920x818_tile_1x4_fpm_2279kbps.webm", 4),
+  make_tuple("vp90-2-tos_426x178_tile_1x1_181kbps.webm", 1),
+  make_tuple("vp90-2-tos_640x266_tile_1x2_336kbps.webm", 2),
+  make_tuple("vp90-2-tos_854x356_tile_1x2_656kbps.webm", 2),
+  make_tuple("vp90-2-tos_1280x534_tile_1x4_1306kbps.webm", 4),
+  make_tuple("vp90-2-tos_1920x800_tile_1x4_fpm_2335kbps.webm", 4),
+};
+
+/*
+ In order to reflect real world performance as much as possible, Perf tests
+ *DO NOT* do any correctness checks. Please run them alongside correctness
+ tests to ensure proper codec integrity. Furthermore, in this test we
+ deliberately limit the amount of system calls we make to avoid OS
+ preemption.
+
+ TODO(joshualitt) create a more detailed perf measurement test to collect
+   power/temp/min max frame decode times/etc
+ */
+
+class DecodePerfTest : public ::testing::TestWithParam<decode_perf_param_t> {
+};
+
+TEST_P(DecodePerfTest, PerfTest) {
+  const char *const video_name = GET_PARAM(VIDEO_NAME);
+  const unsigned threads = GET_PARAM(THREADS);
+
+  libvpx_test::WebMVideoSource video(video_name);
+  video.Init();
+
+  vpx_codec_dec_cfg_t cfg = {0};
+  cfg.threads = threads;
+  libvpx_test::VP9Decoder decoder(cfg, 0);
+
+  vpx_usec_timer t;
+  vpx_usec_timer_start(&t);
+
+  for (video.Begin(); video.cxdata() != NULL; video.Next()) {
+    decoder.DecodeFrame(video.cxdata(), video.frame_size());
+  }
+
+  vpx_usec_timer_mark(&t);
+  const double elapsed_secs = double(vpx_usec_timer_elapsed(&t))
+                              / kUsecsInSec;
+  const unsigned frames = video.frame_number();
+  const double fps = double(frames) / elapsed_secs;
+
+  printf("{\n");
+  printf("\t\"version\" : \"%s\",\n", VERSION_STRING_NOSP);
+  printf("\t\"videoName\" : \"%s\",\n", video_name);
+  printf("\t\"threadCount\" : %u,\n", threads);
+  printf("\t\"decodeTimeSecs\" : %f,\n", elapsed_secs);
+  printf("\t\"totalFrames\" : %u,\n", frames);
+  printf("\t\"framesPerSecond\" : %f\n", fps);
+  printf("}\n");
+}
+
+INSTANTIATE_TEST_CASE_P(VP9, DecodePerfTest,
+                        ::testing::ValuesIn(kVP9DecodePerfVectors));
+
+}  // namespace