YUVCacheTest.cpp File Reference

#include "include/core/SkImageInfo.h"
#include "include/core/SkPixmap.h"
#include "include/core/SkYUVAInfo.h"
#include "include/core/SkYUVAPixmaps.h"
#include "src/core/SkCachedData.h"
#include "src/core/SkResourceCache.h"
#include "src/core/SkYUVPlanesCache.h"
#include "tests/Test.h"
#include <cstdint>
#include <cstring>

Go to the source code of this file.

Enumerations
enum	LockedState { kUnlocked , kLocked }
enum	CachedState { kNotInCache , kInCache }

Functions
static void	check_data (skiatest::Reporter *reporter, SkCachedData *data, int refcnt, CachedState cacheState, LockedState lockedState)
	DEF_TEST (YUVPlanesCache, reporter)

Enumeration Type Documentation

CachedState

enum CachedState

Enumerator
kNotInCache
kInCache

Definition at line 25 of file YUVCacheTest.cpp.

                 {
    kNotInCache,
    kInCache,
};

LockedState

enum LockedState

Enumerator
kUnlocked
kLocked

Definition at line 20 of file YUVCacheTest.cpp.

                 {
    kUnlocked,
    kLocked,
};

Function Documentation

check_data()

static void check_data ( skiatest::Reporter *  reporter, SkCachedData *  data, int  refcnt, CachedState  cacheState, LockedState  lockedState  )

static

Definition at line 30 of file YUVCacheTest.cpp.

                                                                                    {
    REPORTER_ASSERT(reporter, data->testing_only_getRefCnt() == refcnt);
    REPORTER_ASSERT(reporter, data->testing_only_isInCache() == (kInCache == cacheState));
    bool isLocked = (data->data() != nullptr);
    REPORTER_ASSERT(reporter, isLocked == (lockedState == kLocked));
}

DEF_TEST()

DEF_TEST	(	YUVPlanesCache	,
		reporter
	)

Definition at line 38 of file YUVCacheTest.cpp.

                                   {
    SkResourceCache cache(1024);
 
    SkYUVAInfo yuvaInfo({5, 5},
                        SkYUVAInfo::PlaneConfig::kY_U_V,
                        SkYUVAInfo::Subsampling::k420,
                        kRec601_Limited_SkYUVColorSpace);
    SkYUVAPixmapInfo yuvaPixmapInfo(yuvaInfo,
                                    SkYUVAPixmapInfo::DataType::kUnorm8,
                                    /*rowBytes[]*/ nullptr);
    SkYUVAPixmaps yuvaPixmaps;
    const uint32_t genID = 12345678;
 
    SkCachedData* data = SkYUVPlanesCache::FindAndRef(genID, &yuvaPixmaps, &cache);
    REPORTER_ASSERT(reporter, !data);
 
    size_t size = yuvaPixmapInfo.computeTotalBytes();
    data = cache.newCachedData(size);
    memset(data->writable_data(), 0xff, size);
 
    SkPixmap pmaps[SkYUVAInfo::kMaxPlanes];
    yuvaPixmapInfo.initPixmapsFromSingleAllocation(data->writable_data(), pmaps);
    yuvaPixmaps = SkYUVAPixmaps::FromExternalPixmaps(yuvaInfo, pmaps);
 
    SkYUVPlanesCache::Add(genID, data, yuvaPixmaps, &cache);
    check_data(reporter, data, 2, kInCache, kLocked);
 
    data->unref();
    check_data(reporter, data, 1, kInCache, kUnlocked);
 
    SkYUVAPixmaps yuvaPixmapsRead;
    data = SkYUVPlanesCache::FindAndRef(genID, &yuvaPixmapsRead, &cache);
 
    REPORTER_ASSERT(reporter, data);
    REPORTER_ASSERT(reporter, data->size() == size);
    REPORTER_ASSERT(reporter, yuvaPixmapsRead.yuvaInfo() == yuvaPixmaps.yuvaInfo());
 
    for (int i = 0; i < yuvaPixmaps.numPlanes(); ++i) {
        REPORTER_ASSERT(reporter, yuvaPixmaps.plane(i).info() == yuvaPixmapsRead.plane(i).info());
        REPORTER_ASSERT(reporter, yuvaPixmaps.plane(i).addr() == yuvaPixmapsRead.plane(i).addr());
        REPORTER_ASSERT(reporter, yuvaPixmaps.plane(i).rowBytes() ==
                                  yuvaPixmapsRead.plane(i).rowBytes());
    }
 
    check_data(reporter, data, 2, kInCache, kLocked);
 
    cache.purgeAll();
    check_data(reporter, data, 1, kNotInCache, kLocked);
    data->unref();
}