/*static*/ bool SkBitmapHasher::ComputeDigestInternal(const SkBitmap& bitmap, uint64_t *result) {
    SkMD5 out;

    // start with the x/y dimensions
    write_int32_to_buffer(SkToU32(bitmap.width()), &out);
    write_int32_to_buffer(SkToU32(bitmap.height()), &out);

    // add all the pixel data
    SkAutoTDelete<SkImageEncoder> enc(CreateARGBImageEncoder());
    if (!enc->encodeStream(&out, bitmap, SkImageEncoder::kDefaultQuality)) {
        return false;
    }

    SkMD5::Digest digest;
    out.finish(digest);
    *result = first_8_bytes_as_uint64(digest.data);
    return true;
}
Пример #2
0
Файл: DM.cpp Проект: tiftof/skia
    static void Run(Task* task) {
        SkString name = task->src->name();

        // We'll skip drawing this Src/Sink pair if:
        //   - the Src vetoes the Sink;
        //   - this Src / Sink combination is on the blacklist;
        //   - it's a dry run.
        SkString note(task->src->veto(task->sink->flags()) ? " (veto)" : "");
        SkString whyBlacklisted = is_blacklisted(task->sink.tag, task->src.tag,
                                                 task->src.options, name.c_str());
        if (!whyBlacklisted.isEmpty()) {
            note.appendf(" (--blacklist %s)", whyBlacklisted.c_str());
        }

        SkString log;
        WallTimer timer;
        timer.start();
        if (!FLAGS_dryRun && note.isEmpty()) {
            SkBitmap bitmap;
            SkDynamicMemoryWStream stream;
            if (FLAGS_pre_log) {
                SkDebugf("\nRunning %s->%s", name.c_str(), task->sink.tag);
            }
            start(task->sink.tag, task->src.tag, task->src.options, name.c_str());
            Error err = task->sink->draw(*task->src, &bitmap, &stream, &log);
            if (!err.isEmpty()) {
                timer.end();
                if (err.isFatal()) {
                    fail(SkStringPrintf("%s %s %s %s: %s",
                                        task->sink.tag,
                                        task->src.tag,
                                        task->src.options,
                                        name.c_str(),
                                        err.c_str()));
                } else {
                    note.appendf(" (skipped: %s)", err.c_str());
                }
                done(timer.fWall, task->sink.tag, task->src.tag, task->src.options,
                     name, note, log);
                return;
            }
            SkAutoTDelete<SkStreamAsset> data(stream.detachAsStream());

            SkString md5;
            if (!FLAGS_writePath.isEmpty() || !FLAGS_readPath.isEmpty()) {
                SkMD5 hash;
                if (data->getLength()) {
                    hash.writeStream(data, data->getLength());
                    data->rewind();
                } else {
                    // If we're BGRA (Linux, Windows), swizzle over to RGBA (Mac, Android).
                    // This helps eliminate multiple 0-pixel-diff hashes on gold.skia.org.
                    // (Android's general slow speed breaks the tie arbitrarily in RGBA's favor.)
                    // We might consider promoting 565 to RGBA too.
                    if (bitmap.colorType() == kBGRA_8888_SkColorType) {
                        SkBitmap swizzle;
                        SkAssertResult(bitmap.copyTo(&swizzle, kRGBA_8888_SkColorType));
                        hash.write(swizzle.getPixels(), swizzle.getSize());
                    } else {
                        hash.write(bitmap.getPixels(), bitmap.getSize());
                    }
                }
                SkMD5::Digest digest;
                hash.finish(digest);
                for (int i = 0; i < 16; i++) {
                    md5.appendf("%02x", digest.data[i]);
                }
            }

            if (!FLAGS_readPath.isEmpty() &&
                !gGold.contains(Gold(task->sink.tag, task->src.tag,
                                     task->src.options, name, md5))) {
                fail(SkStringPrintf("%s not found for %s %s %s %s in %s",
                                    md5.c_str(),
                                    task->sink.tag,
                                    task->src.tag,
                                    task->src.options,
                                    name.c_str(),
                                    FLAGS_readPath[0]));
            }

            if (!FLAGS_writePath.isEmpty()) {
                const char* ext = task->sink->fileExtension();
                if (data->getLength()) {
                    WriteToDisk(*task, md5, ext, data, data->getLength(), nullptr);
                    SkASSERT(bitmap.drawsNothing());
                } else if (!bitmap.drawsNothing()) {
                    WriteToDisk(*task, md5, ext, nullptr, 0, &bitmap);
                }
            }
        }
        timer.end();
        done(timer.fWall, task->sink.tag, task->src.tag, task->src.options, name, note, log);
    }
Пример #3
0
static SkString get_md5(const void* ptr, size_t len) {
    SkMD5 hasher;
    hasher.write(ptr, len);
    return get_md5_string(&hasher);
}
Пример #4
0
    static void Run(const Task& task) {
        SkString name = task.src->name();

        SkString log;
        if (!FLAGS_dryRun) {
            SkBitmap bitmap;
            SkDynamicMemoryWStream stream;
            start(task.sink.tag.c_str(), task.src.tag.c_str(),
                  task.src.options.c_str(), name.c_str());
            Error err = task.sink->draw(*task.src, &bitmap, &stream, &log);
            if (!log.isEmpty()) {
                info("%s %s %s %s:\n%s\n", task.sink.tag.c_str()
                                         , task.src.tag.c_str()
                                         , task.src.options.c_str()
                                         , name.c_str()
                                         , log.c_str());
            }
            if (!err.isEmpty()) {
                if (err.isFatal()) {
                    fail(SkStringPrintf("%s %s %s %s: %s",
                                        task.sink.tag.c_str(),
                                        task.src.tag.c_str(),
                                        task.src.options.c_str(),
                                        name.c_str(),
                                        err.c_str()));
                } else {
                    done(task.sink.tag.c_str(), task.src.tag.c_str(),
                         task.src.options.c_str(), name.c_str());
                    return;
                }
            }

            // We're likely switching threads here, so we must capture by value, [=] or [foo,bar].
            SkStreamAsset* data = stream.detachAsStream();
            gDefinitelyThreadSafeWork.add([task,name,bitmap,data]{
                SkAutoTDelete<SkStreamAsset> ownedData(data);

                // Why doesn't the copy constructor do this when we have pre-locked pixels?
                bitmap.lockPixels();

                SkString md5;
                if (!FLAGS_writePath.isEmpty() || !FLAGS_readPath.isEmpty()) {
                    SkMD5 hash;
                    if (data->getLength()) {
                        hash.writeStream(data, data->getLength());
                        data->rewind();
                    } else {
                        // If we're BGRA (Linux, Windows), swizzle over to RGBA (Mac, Android).
                        // This helps eliminate multiple 0-pixel-diff hashes on gold.skia.org.
                        // (Android's general slow speed breaks the tie arbitrarily in RGBA's favor.)
                        // We might consider promoting 565 to RGBA too.
                        if (bitmap.colorType() == kBGRA_8888_SkColorType) {
                            SkBitmap swizzle;
                            SkAssertResult(bitmap.copyTo(&swizzle, kRGBA_8888_SkColorType));
                            hash.write(swizzle.getPixels(), swizzle.getSize());
                        } else {
                            hash.write(bitmap.getPixels(), bitmap.getSize());
                        }
                    }
                    SkMD5::Digest digest;
                    hash.finish(digest);
                    for (int i = 0; i < 16; i++) {
                        md5.appendf("%02x", digest.data[i]);
                    }
                }

                if (!FLAGS_readPath.isEmpty() &&
                    !gGold.contains(Gold(task.sink.tag, task.src.tag,
                                         task.src.options, name, md5))) {
                    fail(SkStringPrintf("%s not found for %s %s %s %s in %s",
                                        md5.c_str(),
                                        task.sink.tag.c_str(),
                                        task.src.tag.c_str(),
                                        task.src.options.c_str(),
                                        name.c_str(),
                                        FLAGS_readPath[0]));
                }

                if (!FLAGS_writePath.isEmpty()) {
                    const char* ext = task.sink->fileExtension();
                    if (data->getLength()) {
                        WriteToDisk(task, md5, ext, data, data->getLength(), nullptr);
                        SkASSERT(bitmap.drawsNothing());
                    } else if (!bitmap.drawsNothing()) {
                        WriteToDisk(task, md5, ext, nullptr, 0, &bitmap);
                    }
                }
            });
        }
        done(task.sink.tag.c_str(), task.src.tag.c_str(), task.src.options.c_str(), name.c_str());
    }
Пример #5
0
    static void Run(Task* task) {
        SkString name = task->src->name();
        SkString note;
        SkString whyBlacklisted = is_blacklisted(task->sink.tag, task->src.tag,
                                                 task->src.options, name.c_str());
        if (!whyBlacklisted.isEmpty()) {
            note.appendf(" (--blacklist %s)", whyBlacklisted.c_str());
        }
        SkString log;
        WallTimer timer;
        timer.start();
        if (!FLAGS_dryRun && whyBlacklisted.isEmpty()) {
            SkBitmap bitmap;
            SkDynamicMemoryWStream stream;
            start(task->sink.tag, task->src.tag, task->src.options, name.c_str());
            Error err = task->sink->draw(*task->src, &bitmap, &stream, &log);
            if (!err.isEmpty()) {
                timer.end();
                if (err.isFatal()) {
                    fail(SkStringPrintf("%s %s %s %s: %s",
                                        task->sink.tag,
                                        task->src.tag,
                                        task->src.options,
                                        name.c_str(),
                                        err.c_str()));
                } else {
                    note.appendf(" (skipped: %s)", err.c_str());
                }
                done(timer.fWall, task->sink.tag, task->src.tag, task->src.options,
                     name, note, log);
                return;
            }
            SkAutoTDelete<SkStreamAsset> data(stream.detachAsStream());

            SkString md5;
            if (!FLAGS_writePath.isEmpty() || !FLAGS_readPath.isEmpty()) {
                SkMD5 hash;
                if (data->getLength()) {
                    hash.writeStream(data, data->getLength());
                    data->rewind();
                } else {
                    hash.write(bitmap.getPixels(), bitmap.getSize());
                }
                SkMD5::Digest digest;
                hash.finish(digest);
                for (int i = 0; i < 16; i++) {
                    md5.appendf("%02x", digest.data[i]);
                }
            }

            if (!FLAGS_readPath.isEmpty() &&
                !gGold.contains(Gold(task->sink.tag, task->src.tag,
                                     task->src.options, name, md5))) {
                fail(SkStringPrintf("%s not found for %s %s %s %s in %s",
                                    md5.c_str(),
                                    task->sink.tag,
                                    task->src.tag,
                                    task->src.options,
                                    name.c_str(),
                                    FLAGS_readPath[0]));
            }

            if (!FLAGS_writePath.isEmpty()) {
                const char* ext = task->sink->fileExtension();
                if (data->getLength()) {
                    WriteToDisk(*task, md5, ext, data, data->getLength(), NULL);
                    SkASSERT(bitmap.drawsNothing());
                } else if (!bitmap.drawsNothing()) {
                    WriteToDisk(*task, md5, ext, NULL, 0, &bitmap);
                }
            }
        }
        timer.end();
        done(timer.fWall, task->sink.tag, task->src.tag, task->src.options, name, note, log);
    }