TEST(AnimatedWebPTests, progressiveDecode)
{
RefPtr<SharedBuffer> fullData = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
ASSERT_TRUE(fullData.get());
const size_t fullLength = fullData->size();
OwnPtr<WEBPImageDecoder> decoder;
ImageFrame* frame;
Vector<unsigned> truncatedHashes;
Vector<unsigned> progressiveHashes;
// Compute hashes when the file is truncated.
const size_t increment = 1;
for (size_t i = 1; i <= fullLength; i += increment) {
decoder = createDecoder();
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), i);
decoder->setData(data.get(), i == fullLength);
frame = decoder->frameBufferAtIndex(0);
if (!frame) {
truncatedHashes.append(0);
continue;
}
truncatedHashes.append(hashSkBitmap(frame->getSkBitmap()));
}
// Compute hashes when the file is progressively decoded.
decoder = createDecoder();
for (size_t i = 1; i <= fullLength; i += increment) {
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), i);
decoder->setData(data.get(), i == fullLength);
frame = decoder->frameBufferAtIndex(0);
if (!frame) {
progressiveHashes.append(0);
continue;
}
progressiveHashes.append(hashSkBitmap(frame->getSkBitmap()));
}
bool match = true;
for (size_t i = 0; i < truncatedHashes.size(); ++i) {
if (truncatedHashes[i] != progressiveHashes[i]) {
match = false;
break;
}
}
EXPECT_TRUE(match);
}
bool VideoInput::captureFrame()
{
// Return true if capture could continue, false if must be stop
if (not decoder_)
return false;
const auto ret = decoder_->decode(getNewFrame());
switch (ret) {
case MediaDecoder::Status::ReadError:
case MediaDecoder::Status::DecodeError:
return false;
// End of streamed file
case MediaDecoder::Status::EOFError:
createDecoder();
return static_cast<bool>(decoder_);
case MediaDecoder::Status::FrameFinished:
publishFrame();
// continue decoding
case MediaDecoder::Status::Success:
default:
return true;
}
}
// Reproduce a crash that used to happen for a specific file with specific sequence of method calls.
TEST(AnimatedWebPTests, reproCrash)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> fullData = readFile("/LayoutTests/fast/images/resources/invalid_vp8_vp8x.webp");
ASSERT_TRUE(fullData.get());
// Parse partial data up to which error in bitstream is not detected.
const size_t partialSize = 32768;
ASSERT_GT(fullData->size(), partialSize);
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), partialSize);
decoder->setData(data.get(), false);
EXPECT_EQ(1u, decoder->frameCount());
ImageFrame* frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FramePartial, frame->status());
EXPECT_FALSE(decoder->failed());
// Parse full data now. The error in bitstream should now be detected.
decoder->setData(fullData.get(), true);
EXPECT_EQ(1u, decoder->frameCount());
frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FramePartial, frame->status());
EXPECT_EQ(cAnimationLoopOnce, decoder->repetitionCount());
EXPECT_TRUE(decoder->failed());
}
String TextEncoding::decode(const byte_t* bytes, int length, int* outUsedDefaultCharCount)
{
// TODO: this が UTF16 なら memcpy でよい
// 入力に入っている最悪パターンの文字数
size_t srcMaxCharCount = length / minByteCount();
srcMaxCharCount += 1; // Decoder・Encoder の状態保存により前回の余り文字が1つ追加されるかもしれない
srcMaxCharCount += 1; // \0 の分
// 出力バッファに必要な最大バイト数
size_t utf16MaxByteCount = srcMaxCharCount * 4; // UTF16 は1文字最大4バイト
// 出力バッファ作成
std::vector<byte_t> output(utf16MaxByteCount + sizeof(uint16_t));
// convert
std::unique_ptr<TextDecoder> decoder(createDecoder());
TextDecodeResult result;
decoder->convertToUTF16(
bytes,
length,
(UTF16*)output.data(),
utf16MaxByteCount / sizeof(UTF16), // \0 強制格納に備え、1文字分余裕のあるサイズを指定する
&result);
if (outUsedDefaultCharCount) {
*outUsedDefaultCharCount = decoder->usedDefaultCharCount();
}
// 出力バッファのサイズを、実際に使用したバイト数にする
output.resize(result.outputByteCount);
return String((Char*)output.data(), output.size() / sizeof(Char));
}
void VideoInput::process()
{
bool newDecoderCreated = false;
if (switchPending_.exchange(false)) {
deleteDecoder();
createDecoder();
newDecoderCreated = true;
}
if (not decoder_) {
loop_.stop();
return;
}
captureFrame();
if (newDecoderCreated) {
/* Signal the client about the new sink */
Manager::instance().getVideoManager()->startedDecoding(sinkID_, sink_.openedName(),
decoder_->getWidth(), decoder_->getHeight(), false);
DEBUG("LOCAL: shm sink <%s> started: size = %dx%d",
sink_.openedName().c_str(), decoder_->getWidth(),
decoder_->getHeight());
}
}
bool VideoInput::captureFrame()
{
VideoPacket pkt;
const auto ret = decoder_->decode(getNewFrame(), pkt);
switch (ret) {
case VideoDecoder::Status::FrameFinished:
break;
case VideoDecoder::Status::ReadError:
case VideoDecoder::Status::DecodeError:
loop_.stop();
// fallthrough
case VideoDecoder::Status::Success:
return false;
// Play in loop
case VideoDecoder::Status::EOFError:
deleteDecoder();
createDecoder();
return false;
}
publishFrame();
return true;
}
TEST(AnimatedWebPTests, frameIsCompleteAndDuration)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
ASSERT_TRUE(data.get());
ASSERT_GE(data->size(), 10u);
RefPtr<SharedBuffer> tempData = SharedBuffer::create(data->data(), data->size() - 10);
decoder->setData(tempData.get(), false);
EXPECT_EQ(2u, decoder->frameCount());
EXPECT_FALSE(decoder->failed());
EXPECT_TRUE(decoder->frameIsCompleteAtIndex(0));
EXPECT_EQ(1000, decoder->frameDurationAtIndex(0));
EXPECT_TRUE(decoder->frameIsCompleteAtIndex(1));
EXPECT_EQ(500, decoder->frameDurationAtIndex(1));
decoder->setData(data.get(), true);
EXPECT_EQ(3u, decoder->frameCount());
EXPECT_TRUE(decoder->frameIsCompleteAtIndex(0));
EXPECT_EQ(1000, decoder->frameDurationAtIndex(0));
EXPECT_TRUE(decoder->frameIsCompleteAtIndex(1));
EXPECT_EQ(500, decoder->frameDurationAtIndex(1));
EXPECT_TRUE(decoder->frameIsCompleteAtIndex(2));
EXPECT_EQ(1000.0, decoder->frameDurationAtIndex(2));
}
TEST(AnimatedWebPTests, DISABLED_resumePartialDecodeAfterClearFrameBufferCache)
{
RefPtr<SharedBuffer> fullData = readFile("/LayoutTests/fast/images/resources/webp-animated-large.webp");
ASSERT_TRUE(fullData.get());
Vector<unsigned> baselineHashes;
createDecodingBaseline(fullData.get(), &baselineHashes);
size_t frameCount = baselineHashes.size();
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
// Let frame 0 be partially decoded.
size_t partialSize = 1;
do {
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), partialSize);
decoder->setData(data.get(), false);
++partialSize;
} while (!decoder->frameCount() || decoder->frameBufferAtIndex(0)->status() == ImageFrame::FrameEmpty);
// Skip to the last frame and clear.
decoder->setData(fullData.get(), true);
EXPECT_EQ(frameCount, decoder->frameCount());
ImageFrame* lastFrame = decoder->frameBufferAtIndex(frameCount - 1);
EXPECT_EQ(baselineHashes[frameCount - 1], hashSkBitmap(lastFrame->getSkBitmap()));
decoder->clearCacheExceptFrame(kNotFound);
// Resume decoding of the first frame.
ImageFrame* firstFrame = decoder->frameBufferAtIndex(0);
EXPECT_EQ(ImageFrame::FrameComplete, firstFrame->status());
EXPECT_EQ(baselineHashes[0], hashSkBitmap(firstFrame->getSkBitmap()));
}
TEST(AnimatedWebPTests, updateRequiredPreviousFrameAfterFirstDecode)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> fullData = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
ASSERT_TRUE(fullData.get());
// Give it data that is enough to parse but not decode in order to check the status
// of requiredPreviousFrameIndex before decoding.
size_t partialSize = 1;
do {
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), partialSize);
decoder->setData(data.get(), false);
++partialSize;
} while (!decoder->frameCount() || decoder->frameBufferAtIndex(0)->status() == ImageFrame::FrameEmpty);
EXPECT_EQ(kNotFound, decoder->frameBufferAtIndex(0)->requiredPreviousFrameIndex());
size_t frameCount = decoder->frameCount();
for (size_t i = 1; i < frameCount; ++i)
EXPECT_EQ(i - 1, decoder->frameBufferAtIndex(i)->requiredPreviousFrameIndex());
decoder->setData(fullData.get(), true);
for (size_t i = 0; i < frameCount; ++i)
EXPECT_EQ(kNotFound, decoder->frameBufferAtIndex(i)->requiredPreviousFrameIndex());
}
void ImageSourceSkia::setData(SharedBuffer* data,
bool allDataReceived,
const IntSize& preferredIconSize)
{
if (!m_decoder)
m_decoder = createDecoder(data->buffer(), preferredIconSize);
ImageSource::setData(data, allDataReceived);
}
TEST(StaticWebPTests, notAnimated)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-color-profile-lossy.webp");
ASSERT_TRUE(data.get());
decoder->setData(data.get(), true);
EXPECT_EQ(1u, decoder->frameCount());
EXPECT_EQ(cAnimationNone, decoder->repetitionCount());
}
void
VideoInput::process()
{
if (switchPending_)
createDecoder();
if (not captureFrame()) {
loop_.stop();
return;
}
}
void ImageSource::setData(SharedBuffer* data, bool allDataReceived)
{
// Make the decoder by sniffing the bytes.
// This method will examine the data and instantiate an instance of the appropriate decoder plugin.
// If insufficient bytes are available to determine the image type, no decoder plugin will be
// made.
m_decoder = createDecoder(*data);
if (!m_decoder)
return;
m_decoder->setData(data, allDataReceived);
}
bool VppInputDecodeCapi::init(const char* inputFileName, uint32_t /*fourcc*/, int /*width*/, int /*height*/)
{
m_input.reset(DecodeInput::create(inputFileName));
if (!m_input)
return false;
m_decoder = createDecoder(m_input->getMimeType());
if (!m_decoder) {
fprintf(stderr, "failed create decoder for %s", m_input->getMimeType());
return false;
}
return true;
}
TEST(BMPImageDecoderTest, isSizeAvailable)
{
const char* bmpFile = "/LayoutTests/fast/images/resources/lenna.bmp"; // 256x256
RefPtr<SharedBuffer> data = readFile(bmpFile);
ASSERT_TRUE(data.get());
OwnPtr<ImageDecoder> decoder = createDecoder();
decoder->setData(data.get(), true);
EXPECT_TRUE(decoder->isSizeAvailable());
EXPECT_EQ(256, decoder->size().width());
EXPECT_EQ(256, decoder->size().height());
}
bool VideoDecoderD3DPrivate::setup(AVCodecContext *avctx)
{
const int w = codedWidth(avctx);
const int h = codedHeight(avctx);
if (avctx->hwaccel_context && surface_width == aligned(w) && surface_height == aligned(h))
return true;
width = avctx->width; // not necessary. set in decode()
height = avctx->height;
codec_ctx->hwaccel_context = NULL;
releaseUSWC();
destroyDecoder();
avctx->hwaccel_context = NULL;
/* Allocates all surfaces needed for the decoder */
if (surface_auto) {
switch (codec_ctx->codec_id) {
case QTAV_CODEC_ID(HEVC):
case QTAV_CODEC_ID(H264):
surface_count = 16 + 4;
break;
case QTAV_CODEC_ID(MPEG1VIDEO):
case QTAV_CODEC_ID(MPEG2VIDEO):
surface_count = 2 + 4;
default:
surface_count = 2 + 4;
break;
}
if (avctx->active_thread_type & FF_THREAD_FRAME)
surface_count += avctx->thread_count;
}
qDebug(">>>>>>>>>>>>>>>>>>>>>surfaces: %d, active_thread_type: %d, threads: %d, refs: %d", surface_count, avctx->active_thread_type, avctx->thread_count, avctx->refs);
if (surface_count == 0) {
qWarning("internal error: wrong surface count. %u auto=%d", surface_count, surface_auto);
surface_count = 16 + 4;
}
qDeleteAll(surfaces);
surfaces.clear();
hw_surfaces.clear();
surfaces.resize(surface_count);
if (!createDecoder(codec_ctx->codec_id, w, h, surfaces))
return false;
hw_surfaces.resize(surface_count);
for (int i = 0; i < surfaces.size(); ++i) {
hw_surfaces[i] = surfaces[i]->getSurface();
}
surface_order = 0;
surface_width = aligned(w);
surface_height = aligned(h);
setupAVVAContext(avctx); //can not use codec_ctx for threaded mode!
initUSWC(surface_width);
return true;
}
// Test if a BMP decoder returns a proper error while decoding an empty image.
TEST(BMPImageDecoderTest, emptyImage)
{
const char* bmpFile = "/LayoutTests/fast/images/resources/0x0.bmp"; // 0x0
RefPtr<SharedBuffer> data = readFile(bmpFile);
ASSERT_TRUE(data.get());
OwnPtr<ImageDecoder> decoder = createDecoder();
decoder->setData(data.get(), true);
ImageFrame* frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FrameEmpty, frame->status());
EXPECT_TRUE(decoder->failed());
}
int decoderIni(int sampleRate, int channel)
{
prev_sample_rate = sampleRate;
prev_channel = channel;
//初始化解码器
handle = createDecoder(channel, sampleRate);
if(handle<0)
{
printf("create encoder fail\n");
return 0;
}
memset(in, 0, IN_BUFF_SIZE * sizeof(char));
memset(out, 0, OUT_BUFF_SIZE * sizeof(char));
return 0;
}
TEST(AnimatedWebPTests, uniqueGenerationIDs)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
ASSERT_TRUE(data.get());
decoder->setData(data.get(), true);
ImageFrame* frame = decoder->frameBufferAtIndex(0);
uint32_t generationID0 = frame->getSkBitmap().getGenerationID();
frame = decoder->frameBufferAtIndex(1);
uint32_t generationID1 = frame->getSkBitmap().getGenerationID();
EXPECT_TRUE(generationID0 != generationID1);
}
TEST(AnimatedWebPTests,
verifyAnimationParametersOpaqueFramesTransparentBackground) {
std::unique_ptr<ImageDecoder> decoder = createDecoder();
EXPECT_EQ(cAnimationLoopOnce, decoder->repetitionCount());
RefPtr<SharedBuffer> data =
readFile("/LayoutTests/images/resources/webp-animated-opaque.webp");
ASSERT_TRUE(data.get());
decoder->setData(data.get(), true);
const int canvasWidth = 94;
const int canvasHeight = 87;
const struct AnimParam {
int xOffset, yOffset, width, height;
ImageFrame::DisposalMethod disposalMethod;
ImageFrame::AlphaBlendSource alphaBlendSource;
unsigned duration;
bool hasAlpha;
} frameParameters[] = {
{4, 10, 33, 32, ImageFrame::DisposeOverwriteBgcolor,
ImageFrame::BlendAtopPreviousFrame, 1000u, true},
{34, 30, 33, 32, ImageFrame::DisposeOverwriteBgcolor,
ImageFrame::BlendAtopPreviousFrame, 1000u, true},
{62, 50, 32, 32, ImageFrame::DisposeOverwriteBgcolor,
ImageFrame::BlendAtopPreviousFrame, 1000u, true},
{10, 54, 32, 33, ImageFrame::DisposeOverwriteBgcolor,
ImageFrame::BlendAtopPreviousFrame, 1000u, true},
};
for (size_t i = 0; i < WTF_ARRAY_LENGTH(frameParameters); ++i) {
const ImageFrame* const frame = decoder->frameBufferAtIndex(i);
EXPECT_EQ(ImageFrame::FrameComplete, frame->getStatus());
EXPECT_EQ(canvasWidth, frame->bitmap().width());
EXPECT_EQ(canvasHeight, frame->bitmap().height());
EXPECT_EQ(frameParameters[i].xOffset, frame->originalFrameRect().x());
EXPECT_EQ(frameParameters[i].yOffset, frame->originalFrameRect().y());
EXPECT_EQ(frameParameters[i].width, frame->originalFrameRect().width());
EXPECT_EQ(frameParameters[i].height, frame->originalFrameRect().height());
EXPECT_EQ(frameParameters[i].disposalMethod, frame->getDisposalMethod());
EXPECT_EQ(frameParameters[i].alphaBlendSource,
frame->getAlphaBlendSource());
EXPECT_EQ(frameParameters[i].duration, frame->duration());
EXPECT_EQ(frameParameters[i].hasAlpha, frame->hasAlpha());
}
EXPECT_EQ(WTF_ARRAY_LENGTH(frameParameters), decoder->frameCount());
EXPECT_EQ(cAnimationLoopInfinite, decoder->repetitionCount());
}
HBitmapDecoder CodecLibrary::createDecoder(std::istream& sourceStream){
char str[100];
sourceStream.getline(str, 100);
std::string firstChunk(str);
for(auto pair : myDecoders)
{
if (pair.second->isSupported(firstChunk))
{
sourceStream.clear();
sourceStream.seekg(0);
return createDecoder(pair.first, sourceStream);
}
}
throw std::runtime_error("No matching decder found");
}
TEST(BMPImageDecoderTest, parseAndDecode)
{
const char* bmpFile = "/LayoutTests/fast/images/resources/lenna.bmp"; // 256x256
RefPtr<SharedBuffer> data = readFile(bmpFile);
ASSERT_TRUE(data.get());
OwnPtr<ImageDecoder> decoder = createDecoder();
decoder->setData(data.get(), true);
ImageFrame* frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FrameComplete, frame->status());
EXPECT_EQ(256, frame->getSkBitmap().width());
EXPECT_EQ(256, frame->getSkBitmap().height());
EXPECT_FALSE(decoder->failed());
}
void ImageSource::setData(SharedBuffer* data, bool allDataReceived)
{
// Make the decoder by sniffing the bytes.
// This method will examine the data and instantiate an instance of the appropriate decoder plugin.
// If insufficient bytes are available to determine the image type, no decoder plugin will be
// made.
if (!m_decoder)
m_decoder = createDecoder(data->buffer(), IntSize());
// CreateDecoder will return NULL if the decoder could not be created. Plus,
// we should not send more data to a decoder which has already decided it
// has failed.
if (!m_decoder || m_decoder->failed())
return;
m_decoder->setData(data, allDataReceived);
}
void Kwave::CodecPlugin::load(QStringList &/* params */)
{
use();
m_codec.m_use_count++;
if (m_codec.m_use_count == 1)
{
m_codec.m_encoder = createEncoder();
if (m_codec.m_encoder)
Kwave::CodecManager::registerEncoder(*m_codec.m_encoder);
m_codec.m_decoder = createDecoder();
if (m_codec.m_decoder)
Kwave::CodecManager::registerDecoder(*m_codec.m_decoder);
}
}
TEST(AnimatedWebPTests, truncatedInBetweenFrame)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> fullData = readFile("/LayoutTests/fast/images/resources/invalid-animated-webp4.webp");
ASSERT_TRUE(fullData.get());
RefPtr<SharedBuffer> data = SharedBuffer::create(fullData->data(), fullData->size() - 1);
decoder->setData(data.get(), false);
ImageFrame* frame = decoder->frameBufferAtIndex(1);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FrameComplete, frame->status());
frame = decoder->frameBufferAtIndex(2);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FramePartial, frame->status());
EXPECT_TRUE(decoder->failed());
}
QGst::BinPtr GstExporter::createFileSrcBin(const QString path, const int i) {
qDebug() << "creating filesrc bin, path: " << path << " i: " << i;
QGst::BinPtr videoBin;
QDir current = QDir::current();
current.cd("recordings");
const QString fullPath = current.absoluteFilePath(path);
try {
char* srcname = nameWithIndex("file", i);
QGst::ElementPtr src = QGst::ElementFactory::make("filesrc", srcname);
src->setProperty("location", fullPath);
char* demuxName = nameWithIndex("demux", i);
QGst::ElementPtr demuxer = QGst::ElementFactory::make("qtdemux", demuxName);
QGst::BinPtr decoder = createDecoder(i);
QGst::ElementPtr scale = QGst::ElementFactory::make("videoscale");
QGst::ElementPtr capsfilter =
createCapsFilter(elementWidthPx, elementHeightPx);
char* binname = nameWithIndex("filebin", i);
videoBin = QGst::Bin::create(binname);
videoBin->add(src, demuxer, decoder, capsfilter, scale);
src->link(demuxer);
videoBin->linkMany(decoder, scale, capsfilter);
qDebug() << "filesrc bin: Added and linked all elements";
QGst::PadPtr filterPadSrc = capsfilter->getStaticPad("src");
videoBin->addPad(QGst::GhostPad::create(filterPadSrc, "src"));
qDebug() << "filesrc bin: Added Ghostpad to the bin";
QGlib::connect(demuxer, "pad-added", this, &GstExporter::callbackNewPad,
QGlib::PassSender);
} catch (const QGlib::Error& error) {
qCritical() << "Failed to create a filesource:" << error;
return QGst::BinPtr();
}
return videoBin;
}
TEST(AnimatedWebPTests, verifyAnimationParametersTransparentImage)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
EXPECT_EQ(cAnimationLoopOnce, decoder->repetitionCount());
RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/webp-animated.webp");
ASSERT_TRUE(data.get());
decoder->setData(data.get(), true);
const int canvasWidth = 11;
const int canvasHeight = 29;
const struct AnimParam {
int xOffset, yOffset, width, height;
ImageFrame::DisposalMethod disposalMethod;
ImageFrame::AlphaBlendSource alphaBlendSource;
unsigned duration;
bool hasAlpha;
} frameParameters[] = {
{ 0, 0, 11, 29, ImageFrame::DisposeKeep, ImageFrame::BlendAtopPreviousFrame, 1000u, true },
{ 2, 10, 7, 17, ImageFrame::DisposeKeep, ImageFrame::BlendAtopPreviousFrame, 500u, true },
{ 2, 2, 7, 16, ImageFrame::DisposeKeep, ImageFrame::BlendAtopPreviousFrame, 1000u, true },
};
for (size_t i = 0; i < ARRAY_SIZE(frameParameters); ++i) {
const ImageFrame* const frame = decoder->frameBufferAtIndex(i);
EXPECT_EQ(ImageFrame::FrameComplete, frame->status());
EXPECT_EQ(canvasWidth, frame->getSkBitmap().width());
EXPECT_EQ(canvasHeight, frame->getSkBitmap().height());
EXPECT_EQ(frameParameters[i].xOffset, frame->originalFrameRect().x());
EXPECT_EQ(frameParameters[i].yOffset, frame->originalFrameRect().y());
EXPECT_EQ(frameParameters[i].width, frame->originalFrameRect().width());
EXPECT_EQ(frameParameters[i].height, frame->originalFrameRect().height());
EXPECT_EQ(frameParameters[i].disposalMethod, frame->disposalMethod());
EXPECT_EQ(frameParameters[i].alphaBlendSource, frame->alphaBlendSource());
EXPECT_EQ(frameParameters[i].duration, frame->duration());
EXPECT_EQ(frameParameters[i].hasAlpha, frame->hasAlpha());
}
EXPECT_EQ(ARRAY_SIZE(frameParameters), decoder->frameCount());
EXPECT_EQ(cAnimationLoopInfinite, decoder->repetitionCount());
}
TEST(AnimatedWebPTests, truncatedLastFrame)
{
OwnPtr<WEBPImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> data = readFile("/LayoutTests/fast/images/resources/invalid-animated-webp2.webp");
ASSERT_TRUE(data.get());
decoder->setData(data.get(), true);
size_t frameCount = 8;
EXPECT_EQ(frameCount, decoder->frameCount());
ImageFrame* frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FrameComplete, frame->status());
EXPECT_FALSE(decoder->failed());
frame = decoder->frameBufferAtIndex(frameCount - 1);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FramePartial, frame->status());
EXPECT_TRUE(decoder->failed());
frame = decoder->frameBufferAtIndex(0);
ASSERT_TRUE(frame);
EXPECT_EQ(ImageFrame::FrameComplete, frame->status());
}
TEST(AnimatedWEBPTests, clearCacheExceptFrameWithAncestors) {
std::unique_ptr<ImageDecoder> decoder = createDecoder();
RefPtr<SharedBuffer> fullData =
readFile("/LayoutTests/images/resources/webp-animated.webp");
ASSERT_TRUE(fullData.get());
decoder->setData(fullData.get(), true);
ASSERT_EQ(3u, decoder->frameCount());
// We need to store pointers to the image frames, since calling
// frameBufferAtIndex will decode the frame if it is not FrameComplete,
// and we want to read the status of the frame without decoding it again.
ImageFrame* buffers[3];
size_t bufferSizes[3];
for (size_t i = 0; i < decoder->frameCount(); i++) {
buffers[i] = decoder->frameBufferAtIndex(i);
ASSERT_EQ(ImageFrame::FrameComplete, buffers[i]->getStatus());
bufferSizes[i] = decoder->frameBytesAtIndex(i);
}
// Explicitly set the required previous frame for the frames, since this test
// is designed on this chain. Whether the frames actually depend on each
// other is not important for this test - clearCacheExceptFrame just looks at
// the frame status and the required previous frame.
buffers[1]->setRequiredPreviousFrameIndex(0);
buffers[2]->setRequiredPreviousFrameIndex(1);
// Clear the cache except for a single frame. All other frames should be
// cleared to FrameEmpty, since this frame is FrameComplete.
EXPECT_EQ(bufferSizes[0] + bufferSizes[2], decoder->clearCacheExceptFrame(1));
EXPECT_EQ(ImageFrame::FrameEmpty, buffers[0]->getStatus());
EXPECT_EQ(ImageFrame::FrameComplete, buffers[1]->getStatus());
EXPECT_EQ(ImageFrame::FrameEmpty, buffers[2]->getStatus());
// Verify that the required previous frame is also preserved if the provided
// frame is not FrameComplete. The simulated situation is:
//
// Frame 0 <--------- Frame 1 <--------- Frame 2
// FrameComplete depends on FrameComplete depends on FramePartial
//
// The expected outcome is that frame 1 and frame 2 are preserved, since
// frame 1 is necessary to fully decode frame 2.
for (size_t i = 0; i < decoder->frameCount(); i++) {
ASSERT_EQ(ImageFrame::FrameComplete,
decoder->frameBufferAtIndex(i)->getStatus());
}
buffers[2]->setStatus(ImageFrame::FramePartial);
EXPECT_EQ(bufferSizes[0], decoder->clearCacheExceptFrame(2));
EXPECT_EQ(ImageFrame::FrameEmpty, buffers[0]->getStatus());
EXPECT_EQ(ImageFrame::FrameComplete, buffers[1]->getStatus());
EXPECT_EQ(ImageFrame::FramePartial, buffers[2]->getStatus());
// Verify that the nearest FrameComplete required frame is preserved if
// earlier required frames in the ancestor list are not FrameComplete. The
// simulated situation is:
//
// Frame 0 <--------- Frame 1 <--------- Frame 2
// FrameComplete depends on FrameEmpty depends on FramePartial
//
// The expected outcome is that frame 0 and frame 2 are preserved. Frame 2
// should be preserved since it is the frame passed to clearCacheExceptFrame.
// Frame 0 should be preserved since it is the nearest FrameComplete ancestor.
// Thus, since frame 1 is FrameEmpty, no data is cleared in this case.
for (size_t i = 0; i < decoder->frameCount(); i++) {
ASSERT_EQ(ImageFrame::FrameComplete,
decoder->frameBufferAtIndex(i)->getStatus());
}
buffers[1]->setStatus(ImageFrame::FrameEmpty);
buffers[2]->setStatus(ImageFrame::FramePartial);
EXPECT_EQ(0u, decoder->clearCacheExceptFrame(2));
EXPECT_EQ(ImageFrame::FrameComplete, buffers[0]->getStatus());
EXPECT_EQ(ImageFrame::FrameEmpty, buffers[1]->getStatus());
EXPECT_EQ(ImageFrame::FramePartial, buffers[2]->getStatus());
}
