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 "SkPicture.h"
10 #include "SkPictureAnalyzer.h"
11 #include "SkPictureRecorder.h"
12 #include "SkStream.h"
13
14 DEFINE_string2(readFile, r, "", "skp file to process.");
15 DEFINE_bool2(quiet, q, false, "quiet");
16
17 // This tool just loads a single skp, replays into a new SkPicture (to
18 // regenerate the GPU-specific tracking information) and reports
19 // the value of the suitableForGpuRasterization method.
20 // Return codes:
21 static const int kSuccess = 0;
22 static const int kError = 1;
23
main(int argc,char ** argv)24 int main(int argc, char** argv) {
25 #if SK_SUPPORT_GPU
26 SkCommandLineFlags::SetUsage("Reports on an skp file's suitability for GPU rasterization");
27 SkCommandLineFlags::Parse(argc, argv);
28
29 if (FLAGS_readFile.count() != 1) {
30 if (!FLAGS_quiet) {
31 SkDebugf("Missing input file\n");
32 }
33 return kError;
34 }
35
36 SkFILEStream inputStream(FLAGS_readFile[0]);
37 if (!inputStream.isValid()) {
38 if (!FLAGS_quiet) {
39 SkDebugf("Couldn't open file\n");
40 }
41 return kError;
42 }
43
44 sk_sp<SkPicture> picture(SkPicture::MakeFromStream(&inputStream));
45 if (nullptr == picture) {
46 if (!FLAGS_quiet) {
47 SkDebugf("Could not read the SkPicture\n");
48 }
49 return kError;
50 }
51
52 // The SkPicture tracking information is only generated during recording
53 // an isn't serialized. Replay the picture to regenerated the tracking data.
54 SkPictureRecorder recorder;
55 picture->playback(recorder.beginRecording(picture->cullRect().width(),
56 picture->cullRect().height(),
57 nullptr, 0));
58 sk_sp<SkPicture> recorded(recorder.finishRecordingAsPicture());
59
60 if (SkPictureGpuAnalyzer(recorded).suitableForGpuRasterization(nullptr)) {
61 SkDebugf("suitable\n");
62 } else {
63 SkDebugf("unsuitable\n");
64 }
65
66 return kSuccess;
67 #else
68 SkDebugf("gpuveto is only useful when GPU rendering is enabled\n");
69 return kError;
70 #endif
71 }
72