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1 /* | |
2 * Copyright 2014 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #include "SkCommandLineFlags.h" | |
9 #include "SkForceLinking.h" | |
10 #include "SkGraphics.h" | |
11 #include "SkOSFile.h" | |
12 #include "SkPicture.h" | |
13 #include "SkStream.h" | |
14 #include "SkString.h" | |
15 #include "SkTime.h" | |
16 | |
17 __SK_FORCE_IMAGE_DECODER_LINKING; | |
18 | |
19 // Just reading all the SKPs takes about 2 seconds for me, which is the same as about 100 loops of | |
20 // rerecording all the SKPs. So we default to --loops=900, which makes ~90% of our time spent in | |
21 // recording, and this should take ~20 seconds to run. | |
tomhudson
2014/01/13 11:55:27
How wildly different will this be on different pla
mtklein_C
2014/01/13 13:29:27
As wildly as CPUs and memory bandwidth vary. On m
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22 | |
23 DEFINE_string2(skps, r, "skps", "Directory containing SKPs to read and re-record ."); | |
24 DEFINE_int32(loops, 900, "Number of times to re-record each SKP."); | |
25 DEFINE_int32(flags, SkPicture::kUsePathBoundsForClip_RecordingFlag, "RecordingFl ags to use."); | |
26 DEFINE_bool(endRecording, true, "If false, don't time SkPicture::endRecording()" ); | |
tomhudson
2014/01/13 11:55:27
Why would you ever want to do that? endRecording()
mtklein_C
2014/01/13 13:29:27
Conceivably, we could move what's done there to an
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27 | |
28 int tool_main(int argc, char** argv); | |
tomhudson
2014/01/13 11:55:27
Looks like this is an iOS thing? I don't recall se
mtklein_C
2014/01/13 13:29:27
Yeah, all our tools do it. We have a little shell
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29 int tool_main(int argc, char** argv) { | |
30 SkCommandLineFlags::Parse(argc, argv); | |
31 SkAutoGraphics autoGraphics; | |
32 | |
33 SkOSFile::Iter it(FLAGS_skps[0], ".skp"); | |
34 SkString filename; | |
35 while (it.next(&filename)) { | |
36 const SkString path = SkOSPath::SkPathJoin(FLAGS_skps[0], filename.c_str ()); | |
37 | |
38 SkAutoTUnref<SkStream> stream(SkStream::NewFromFile(path.c_str())); | |
39 if (!stream) { | |
40 SkDebugf("Could not read %s.\n", path.c_str()); | |
41 continue; | |
42 } | |
43 SkAutoTUnref<SkPicture> src(SkPicture::CreateFromStream(stream)); | |
44 if (!src) { | |
45 SkDebugf("Could not read %s as an SkPicture.\n", path.c_str()); | |
46 continue; | |
47 } | |
48 | |
49 const SkMSec start = SkTime::GetMSecs(); | |
50 for (int i = 0; i < FLAGS_loops; i++) { | |
51 SkPicture dst; | |
52 src->draw(dst.beginRecording(src->width(), src->height(), FLAGS_flag s)); | |
53 if (FLAGS_endRecording) dst.endRecording(); | |
54 } | |
55 | |
56 const SkMSec elapsed = SkTime::GetMSecs() - start; | |
57 const double msPerLoop = elapsed / (double)FLAGS_loops; | |
58 printf("%4.2f\t%s\n", msPerLoop, filename.c_str()); | |
59 } | |
60 | |
61 return 0; | |
62 } | |
63 | |
64 #if !defined SK_BUILD_FOR_IOS | |
65 int main(int argc, char * const argv[]) { | |
66 return tool_main(argc, (char**) argv); | |
67 } | |
68 #endif | |
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