[Libva] [PATCH intel-driver v2 7/7] test: add some jpeg encode tests

Xiang, Haihao haihao.xiang at intel.com
Thu Oct 13 07:35:38 UTC 2016


> I have not seen these two (7680x4320 YUY2 and UYVY) fail before on my
> SKL... I just ran them
> both 25 times each and did not get any failures:
> 
> "./test_i965_drv_video --
> gtest_filter=Common/JPEGEncodeInputTest.Full/98 --gtest_repeat=25"
> "./test_i965_drv_video --
> gtest_filter=Common/JPEGEncodeInputTest.Full/97 --gtest_repeat=25"
> 
> What is the test failure that you are seeing?

I saw the message below on my SKL

i965_jpeg_encode_test.cpp:415: Failure
Value of: std::equal(result, result + w, source, isClose)
  Actual: false
Expected: true
Byte(s) mismatch in plane 2 row 4318
i965_jpeg_encode_test.cpp:415: Failure
Value of: std::equal(result, result + w, source, isClose)
  Actual: false
Expected: true
Byte(s) mismatch in plane 2 row 4319
Creator: Fixed Size 7680x4320
Input  : UYVY 7680x4320 {15360,0,0} {4320,0,0} {66355200,0,0} {0,0,0}
[  FAILED  ] Common/JPEGEncodeInputTest.Full/97, where GetParam() =
(Fixed Size 7680x4320, 0x50125b pointing to "UYVY") (5269 ms)

The weird thing is that I can not reproduce this issue any more after
rebooting the machine. Maybe HW was in a bad state before reboot.


> 
> Note that the YUV input data for these tests is random... so in this
> regard, the test is different
> each time it's executed.  The random YUV input data can have an
> effect on the actual size
> required for the coded buffer result.  So my guess is that the tests
> could fail for one of two reasons:
> 
> 1. The user allocated coded buffer is not large enough for the
> driver's encoding result (i.e. overflow occurs).
> 2. For some specific random YUV data inputs, the decoded output YUV
> result does not match.
> 
> For the 7680x4320 I420 case, the test always fails due to YUV
> input/output mismatch.  IIRC, the
> difference between the failing Y values are within a tolerance of 7
> or 8.  But these tests only allow
> a  tolerance of 2.

This issue was fixed by patch below, I tested it on SKL and didn't see
any failure, but I have no other machine to verify the patch.
https://lists.freedesktop.org/archives/libva/2016-October/004616.html

[==========] 514 tests from 14 test cases ran. (469873 ms total)
[  PASS
ED  ] 514 tests.

Thanks
Haihao



> ----
> U. Artie 
> 
> 
> > -----Original Message-----
> > From: Xiang, Haihao
> > Sent: Wednesday, October 12, 2016 12:17 PM
> > To: seanvk at posteo.de; Eoff, Ullysses A <ullysses.a.eoff at intel.com>;
> > libva at lists.freedesktop.org
> > Subject: RE: [Libva] [PATCH intel-driver v2 7/7] test: add some
> > jpeg encode tests
> > 
> > 
> > Hi Artie,
> > 
> > When I was investigating the issue with the 7680x4320 I420 test, I
> > experienced random failures
> > with Common/JPEGEncodeInputTest.Full/98 and
> > Common/JPEGEncodeInputTest.Full/97. I guess
> > it is caused by the test case, did you see this issue in your side?
> > To reproduce the issue, you should run the case a few times.
> > 
> > Thanks
> > Haihao
> > 
> > > -----Original Message-----
> > > From: Libva [mailto:libva-bounces at lists.freedesktop.org] On
> > > Behalf Of Sean V
> > > Kelley
> > > Sent: Thursday, September 29, 2016 4:15 AM
> > > To: Eoff, Ullysses A <ullysses.a.eoff at intel.com>; libva at lists.fre
> > > edesktop.org
> > > Subject: Re: [Libva] [PATCH intel-driver v2 7/7] test: add some
> > > jpeg encode
> > > tests
> > > 
> > > 
> > > On Mon, 2016-09-26 at 13:11 -0700, U. Artie Eoff wrote:
> > > 
> > > 	Add JPEG encode tests that encode raw I420 and NV12 data
> > > 	at quality 100 and then decodes them to verify proper
> > > 	encoding.
> > > 
> > > 	Currently, the 7680x4320 I420 test fails because ~40-60
> > > 	Y-values (i.e. plane 0) in each line from the decoded
> > > 	bitstream are off by more than 2 of the original raw
> > > 	I420 values.  It is not clear why only this resolution
> > > 	exhibits this problem.
> > > 
> > > 
> > > 
> > > Ah this was the one we talked about.  Accepted.
> > > 
> > > Sean
> > > 
> > > 
> > > 
> > > 	v2: don't create any input data in test fixture if
> > > 	jpeg encoding is not supported.
> > > 
> > > 	Signed-off-by: U. Artie Eoff <ullysses.a.eoff at intel.com
> > > <mailto:ullysses.a.eoff at intel.com> >
> > > 	---
> > > 	 test/Makefile.am               |   1 +
> > > 	 test/i965_jpeg_encode_test.cpp | 699
> > > +++++++++++++++++++++++++++++++++++++++++
> > > 	 test/i965_jpeg_test_data.h     | 198 +++++++++++-
> > > 	 test/i965_test_fixture.h       |   1 +
> > > 	 4 files changed, 895 insertions(+), 4 deletions(-)
> > > 	 create mode 100644 test/i965_jpeg_encode_test.cpp
> > > 
> > > 	diff --git a/test/Makefile.am b/test/Makefile.am
> > > 	index 2e9edda648a4..99560f8d8a54 100644
> > > 	--- a/test/Makefile.am
> > > 	+++ b/test/Makefile.am
> > > 	@@ -57,6 +57,7 @@ test_i965_drv_video_SOURCES =
> > > 				\
> > > 	 	i965_jpeg_test_data.cpp
> > > 		\
> > > 	 	i965_test_fixture.cpp
> > > 	\
> > > 	 	i965_jpeg_decode_test.cpp
> > > 	\
> > > 	+	i965_jpeg_encode_test.cpp
> > > 	\
> > > 	 	object_heap_test.cpp
> > > 	\
> > > 	 	test_main.cpp
> > > 	\
> > > 	 	$(NULL)
> > > 	diff --git a/test/i965_jpeg_encode_test.cpp
> > > b/test/i965_jpeg_encode_test.cpp
> > > 	new file mode 100644
> > > 	index 000000000000..08d80c4f75b7
> > > 	--- /dev/null
> > > 	+++ b/test/i965_jpeg_encode_test.cpp
> > > 	@@ -0,0 +1,699 @@
> > > 	+/*
> > > 	+ * Copyright (C) 2016 Intel Corporation. All Rights Reserved.
> > > 	+ *
> > > 	+ * Permission is hereby granted, free of charge, to any person
> > > obtaining a
> > > 	+ * copy of this software and associated documentation files
> > > (the
> > > 	+ * "Software"), to deal in the Software without restriction,
> > > including
> > > 	+ * without limitation the rights to use, copy, modify, merge,
> > > publish,
> > > 	+ * distribute, sub license, and/or sell copies of the
> > > Software, and to
> > > 	+ * permit persons to whom the Software is furnished to do so,
> > > subject to
> > > 	+ * the following conditions:
> > > 	+ *
> > > 	+ * The above copyright notice and this permission notice
> > > (including
> > > the
> > > 	+ * next paragraph) shall be included in all copies or
> > > substantial
> > > portions
> > > 	+ * of the Software.
> > > 	+ *
> > > 	+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
> > > ANY KIND, EXPRESS
> > > 	+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
> > > OF
> > > 	+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
> > > NON-INFRINGEMENT.
> > > 	+ * IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE
> > > LIABLE FOR
> > > 	+ * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
> > > ACTION OF CONTRACT,
> > > 	+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
> > > CONNECTION WITH THE
> > > 	+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
> > > 	+ */
> > > 	+
> > > 	+#include "i965_jpeg_test_data.h"
> > > 	+#include "test_utils.h"
> > > 	+
> > > 	+#include <algorithm>
> > > 	+#include <cstring>
> > > 	+#include <fstream>
> > > 	+#include <memory>
> > > 	+#include <sstream>
> > > 	+#include <tuple>
> > > 	+
> > > 	+namespace JPEG {
> > > 	+namespace Encode {
> > > 	+
> > > 	+class JPEGEncodeTest
> > > 	+    : public I965TestFixture
> > > 	+{
> > > 	+public:
> > > 	+    JPEGEncodeTest()
> > > 	+        : I965TestFixture()
> > > 	+        , config(VA_INVALID_ID) // invalid
> > > 	+        , context(VA_INVALID_ID) // invalid
> > > 	+    { }
> > > 	+
> > > 	+protected:
> > > 	+    virtual void TearDown()
> > > 	+    {
> > > 	+        if (context != VA_INVALID_ID) {
> > > 	+            destroyContext(context);
> > > 	+            context = VA_INVALID_ID;
> > > 	+        }
> > > 	+
> > > 	+        if (config != VA_INVALID_ID) {
> > > 	+            destroyConfig(config);
> > > 	+            config = VA_INVALID_ID;
> > > 	+        }
> > > 	+
> > > 	+        I965TestFixture::TearDown();
> > > 	+    }
> > > 	+
> > > 	+    VAConfigID config;
> > > 	+    VAContextID context;
> > > 	+};
> > > 	+
> > > 	+TEST_F(JPEGEncodeTest, Entrypoint)
> > > 	+{
> > > 	+    ConfigAttribs attributes;
> > > 	+    struct i965_driver_data *i965(*this);
> > > 	+
> > > 	+    ASSERT_PTR(i965);
> > > 	+
> > > 	+    if (HAS_JPEG_ENCODING(i965)) {
> > > 	+        config = createConfig(profile, entrypoint,
> > > attributes);
> > > 	+    } else {
> > > 	+        VAStatus status = i965_CreateConfig(
> > > 	+            *this, profile, entrypoint, attributes.data(),
> > > attributes.size(),
> > > 	+            &config);
> > > 	+
> > > EXPECT_STATUS_EQ(VA_STATUS_ERROR_UNSUPPORTED_ENTRYPOINT,
> > > status);
> > > 	+        EXPECT_INVALID_ID(config);
> > > 	+    }
> > > 	+}
> > > 	+
> > > 	+class TestInputCreator
> > > 	+{
> > > 	+public:
> > > 	+    typedef std::shared_ptr<TestInputCreator> Shared;
> > > 	+    typedef std::shared_ptr<const TestInputCreator>
> > > SharedConst;
> > > 	+
> > > 	+    TestInput::Shared create(const unsigned fourcc) const
> > > 	+    {
> > > 	+        const std::array<unsigned, 2> res = getResolution();
> > > 	+
> > > 	+        TestInput::Shared input(new TestInput(fourcc, res[0],
> > > res[1]));
> > > 	+        ByteData& bytes = input->bytes;
> > > 	+
> > > 	+        RandomValueGenerator<uint8_t> rg(0x00, 0xff);
> > > 	+        for (size_t i(0); i < input->planes; ++i)
> > > 	+            std::generate_n(
> > > 	+                std::back_inserter(bytes), input->sizes[i],
> > > 	+                [&rg]{ return rg(); });
> > > 	+        return input;
> > > 	+    }
> > > 	+
> > > 	+    friend ::std::ostream& operator<<(
> > > 	+        ::std::ostream& os, const TestInputCreator& t)
> > > 	+    {
> > > 	+        t.repr(os);
> > > 	+        return os;
> > > 	+    }
> > > 	+
> > > 	+    friend ::std::ostream& operator<<(
> > > 	+        ::std::ostream& os, const TestInputCreator::Shared& t)
> > > 	+    {
> > > 	+        return os << *t;
> > > 	+    }
> > > 	+
> > > 	+    friend ::std::ostream& operator<<(
> > > 	+        ::std::ostream& os, const
> > > TestInputCreator::SharedConst& t)
> > > 	+    {
> > > 	+        return os << *t;
> > > 	+    }
> > > 	+
> > > 	+protected:
> > > 	+    virtual std::array<unsigned, 2> getResolution() const = 0;
> > > 	+    virtual void repr(std::ostream& os) const = 0;
> > > 	+};
> > > 	+
> > > 	+template <typename T>
> > > 	+const std::string toString(const T& t)
> > > 	+{
> > > 	+    std::ostringstream os;
> > > 	+    os << t;
> > > 	+    return os.str();
> > > 	+}
> > > 	+
> > > 	+const TestInput::Shared NV12toI420(const
> > > TestInput::SharedConst&
> > > nv12)
> > > 	+{
> > > 	+    TestInput::Shared i420(
> > > 	+        new TestInput(VA_FOURCC_I420, nv12->width(), nv12-
> > > > height()));
> > > 	+
> > > 	+    i420->bytes = nv12->bytes;
> > > 	+
> > > 	+    size_t i(0);
> > > 	+    auto predicate = [&i](const ByteData::value_type&) {
> > > 	+        bool isu = ((i % 2) == 0) or (i == 0);
> > > 	+        ++i;
> > > 	+        return isu;
> > > 	+    };
> > > 	+
> > > 	+    std::stable_partition(
> > > 	+        i420->bytes.begin() + i420->offsets[1],
> > > 	+        i420->bytes.end(), predicate);
> > > 	+
> > > 	+    return i420;
> > > 	+}
> > > 	+
> > > 	+#define ASSERT_NO_FAILURE(statement) \
> > > 	+    statement; \
> > > 	+    ASSERT_FALSE(HasFailure());
> > > 	+
> > > 	+class JPEGEncodeInputTest
> > > 	+    : public JPEGEncodeTest
> > > 	+    , public ::testing::WithParamInterface<
> > > 	+        std::tuple<TestInputCreator::SharedConst, const char*>
> > > >
> > > 	+{
> > > 	+public:
> > > 	+    JPEGEncodeInputTest()
> > > 	+        : JPEGEncodeTest::JPEGEncodeTest()
> > > 	+        , surfaces() // empty
> > > 	+        , coded(VA_INVALID_ID) // invalid
> > > 	+        , renderBuffers() // empty
> > > 	+        , input() // invalid
> > > 	+        , output() // empty
> > > 	+    { }
> > > 	+
> > > 	+protected:
> > > 	+    virtual void SetUp()
> > > 	+    {
> > > 	+        JPEGEncodeTest::SetUp();
> > > 	+
> > > 	+        struct i965_driver_data *i965(*this);
> > > 	+        ASSERT_PTR(i965);
> > > 	+        if (not HAS_JPEG_ENCODING(i965))
> > > 	+            return;
> > > 	+
> > > 	+        TestInputCreator::SharedConst creator;
> > > 	+        std::string sFourcc;
> > > 	+        std::tie(creator, sFourcc) = GetParam();
> > > 	+
> > > 	+        ASSERT_PTR(creator.get()) << "Invalid test input
> > > creator
> > > parameter";
> > > 	+
> > > 	+        ASSERT_EQ(4u, sFourcc.size())
> > > 	+            << "Invalid fourcc parameter '" << sFourcc << "'";
> > > 	+
> > > 	+        unsigned fourcc = VA_FOURCC(
> > > 	+            sFourcc[0], sFourcc[1], sFourcc[2], sFourcc[3]);
> > > 	+
> > > 	+        input = creator->create(fourcc);
> > > 	+
> > > 	+        ASSERT_PTR(input.get())
> > > 	+            << "Unhandled fourcc parameter '" << sFourcc <<
> > > "'"
> > > 	+            << " = 0x" << std::hex << fourcc << std::dec;
> > > 	+
> > > 	+        ASSERT_EQ(fourcc, input->fourcc);
> > > 	+
> > > 	+        RecordProperty("test_input", toString(*input));
> > > 	+    }
> > > 	+
> > > 	+    virtual void TearDown()
> > > 	+    {
> > > 	+        for (auto id : renderBuffers) {
> > > 	+            if (id != VA_INVALID_ID) {
> > > 	+                destroyBuffer(id);
> > > 	+            }
> > > 	+        }
> > > 	+        renderBuffers.clear();
> > > 	+
> > > 	+        if (coded != VA_INVALID_ID) {
> > > 	+            destroyBuffer(coded);
> > > 	+            coded = VA_INVALID_ID;
> > > 	+        }
> > > 	+
> > > 	+        if (not surfaces.empty()) {
> > > 	+            destroySurfaces(surfaces);
> > > 	+            surfaces.clear();
> > > 	+        }
> > > 	+
> > > 	+        if (std::get<0>(GetParam()).get())
> > > 	+            std::cout << "Creator: " <<
> > > std::get<0>(GetParam()) <<
> > > std::endl;
> > > 	+        if (input.get())
> > > 	+            std::cout << "Input  : " << input << std::endl;
> > > 	+
> > > 	+        JPEGEncodeTest::TearDown();
> > > 	+    }
> > > 	+
> > > 	+    void Encode()
> > > 	+    {
> > > 	+        ASSERT_FALSE(surfaces.empty());
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            beginPicture(context, surfaces.front()));
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            renderPicture(context, renderBuffers.data(),
> > > renderBuffers.size()));
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            endPicture(context));
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            syncSurface(surfaces.front()));
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            VACodedBufferSegment *segment =
> > > 	+                mapBuffer<VACodedBufferSegment>(coded));
> > > 	+
> > > 	+        EXPECT_FALSE(segment->status &
> > > VA_CODED_BUF_STATUS_SLICE_OVERFLOW_MASK)
> > > 	+            << "segment->size = " << segment->size;
> > > 	+        EXPECT_PTR_NULL(segment->next);
> > > 	+
> > > 	+        // copy segment buffer to output while stripping the
> > > packed
> > > header data
> > > 	+        const size_t headerSize(1);
> > > 	+        output.resize(segment->size - headerSize, 0x0);
> > > 	+        std::memcpy(
> > > 	+            output.data(),
> > > 	+            reinterpret_cast<uint8_t *>(segment->buf) +
> > > headerSize,
> > > 	+            segment->size - headerSize);
> > > 	+
> > > 	+        unmapBuffer(coded);
> > > 	+
> > > 	+        // EOI JPEG Marker
> > > 	+        ASSERT_GE(output.size(), 2u);
> > > 	+        EXPECT_TRUE(
> > > 	+            unsigned(0xff) == unsigned(*(output.end() - 2))
> > > and
> > > 	+            unsigned(0xd9) == unsigned(output.back()))
> > > 	+            << "Invalid JPEG EOI Marker";
> > > 	+    }
> > > 	+
> > > 	+    void SetUpSurfaces()
> > > 	+    {
> > > 	+        SurfaceAttribs attributes(1);
> > > 	+        attributes.front().flags = VA_SURFACE_ATTRIB_SETTABLE;
> > > 	+        attributes.front().type = VASurfaceAttribPixelFormat;
> > > 	+        attributes.front().value.type =
> > > VAGenericValueTypeInteger;
> > > 	+        attributes.front().value.value.i = input->fourcc;
> > > 	+        surfaces = createSurfaces(input->width(), input-
> > > >height(),
> > > 	+            input->format, 1, attributes);
> > > 	+    }
> > > 	+
> > > 	+    void CopyInputToSurface()
> > > 	+    {
> > > 	+        ASSERT_FALSE(surfaces.empty());
> > > 	+
> > > 	+        VAImage image;
> > > 	+        deriveImage(surfaces.front(), image);
> > > 	+        if (HasFailure())
> > > 	+            return;
> > > 	+
> > > 	+        SCOPED_TRACE(::testing::Message() << std::endl <<
> > > image);
> > > 	+
> > > 	+        RecordProperty("input_image", toString(image));
> > > 	+
> > > 	+        EXPECT_EQ(input->planes, image.num_planes);
> > > 	+        EXPECT_GT(image.data_size, 0u);
> > > 	+        EXPECT_EQ(input->width(), image.width);
> > > 	+        EXPECT_EQ(input->height(), image.height);
> > > 	+        if (HasFailure()) {
> > > 	+            unmapBuffer(image.buf);
> > > 	+            destroyImage(image);
> > > 	+            return;
> > > 	+        }
> > > 	+
> > > 	+        uint8_t *data = mapBuffer<uint8_t>(image.buf);
> > > 	+        if (HasFailure()) {
> > > 	+            destroyImage(image);
> > > 	+            return;
> > > 	+        }
> > > 	+
> > > 	+        std::memset(data, 0, image.data_size);
> > > 	+
> > > 	+        for (size_t i(0); i < image.num_planes; ++i) {
> > > 	+            size_t w = input->widths[i];
> > > 	+            size_t h = input->heights[i];
> > > 	+
> > > 	+            EXPECT_GE(image.pitches[i], w);
> > > 	+            if (HasFailure())
> > > 	+                break;
> > > 	+
> > > 	+            const ByteData::value_type *source = input-
> > > >plane(i);
> > > 	+            uint8_t *dest = data + image.offsets[i];
> > > 	+            for (size_t r(0); r < h; ++r) {
> > > 	+                std::memcpy(dest, source, w);
> > > 	+                source += w;
> > > 	+                dest += image.pitches[i];
> > > 	+            }
> > > 	+        }
> > > 	+
> > > 	+        unmapBuffer(image.buf);
> > > 	+        destroyImage(image);
> > > 	+    }
> > > 	+
> > > 	+    void SetUpConfig()
> > > 	+    {
> > > 	+        ASSERT_INVALID_ID(config);
> > > 	+        ConfigAttribs attributes(
> > > 	+            1, {type:VAConfigAttribRTFormat, value:input-
> > > >format});
> > > 	+        config = createConfig(profile, entrypoint,
> > > attributes);
> > > 	+    }
> > > 	+
> > > 	+    void SetUpContext()
> > > 	+    {
> > > 	+        ASSERT_INVALID_ID(context);
> > > 	+        context = createContext(config, input->width(),
> > > 	+            input->height(), 0, surfaces);
> > > 	+    }
> > > 	+
> > > 	+    void SetUpCodedBuffer()
> > > 	+    {
> > > 	+        ASSERT_INVALID_ID(coded);
> > > 	+        unsigned size =
> > > 	+            std::accumulate(input->sizes.begin(), input-
> > > >sizes.end(),
> > > 8192u);
> > > 	+        size *= input->planes;
> > > 	+        coded = createBuffer(context, VAEncCodedBufferType,
> > > size);
> > > 	+    }
> > > 	+
> > > 	+    void SetUpPicture()
> > > 	+    {
> > > 	+        input->picture.coded_buf = coded;
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context,
> > > VAEncPictureParameterBufferType,
> > > 	+                sizeof(PictureParameter), 1, &input-
> > > >picture));
> > > 	+    }
> > > 	+
> > > 	+    void SetUpIQMatrix()
> > > 	+    {
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context, VAQMatrixBufferType,
> > > sizeof(IQMatrix),
> > > 	+                1, &input->matrix));
> > > 	+    }
> > > 	+
> > > 	+    void SetUpHuffmanTables()
> > > 	+    {
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context, VAHuffmanTableBufferType,
> > > 	+                sizeof(HuffmanTable), 1, &input->huffman));
> > > 	+    }
> > > 	+
> > > 	+    void SetUpSlice()
> > > 	+    {
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context,
> > > VAEncSliceParameterBufferType,
> > > 	+                sizeof(SliceParameter), 1, &input->slice));
> > > 	+    }
> > > 	+
> > > 	+    void SetUpHeader()
> > > 	+    {
> > > 	+        /*
> > > 	+         * The driver expects a packed JPEG header which it
> > > prepends to
> > > the
> > > 	+         * coded buffer segment output. The driver does not
> > > appear to
> > > inspect
> > > 	+         * this header, however.  So we'll just create a 1-
> > > byte packed
> > > header
> > > 	+         * since we really don't care if it contains a "valid"
> > > JPEG header.
> > > 	+         */
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context,
> > > VAEncPackedHeaderParameterBufferType,
> > > 	+                sizeof(VAEncPackedHeaderParameterBuffer)));
> > > 	+        if (HasFailure())
> > > 	+            return;
> > > 	+
> > > 	+        VAEncPackedHeaderParameterBuffer *packed =
> > > 	+
> > > mapBuffer<VAEncPackedHeaderParameterBuffer>(renderBuffers.back())
> > > ;
> > > 	+        if (HasFailure())
> > > 	+            return;
> > > 	+
> > > 	+        std::memset(packed, 0, sizeof(*packed));
> > > 	+        packed->type = VAEncPackedHeaderRawData;
> > > 	+        packed->bit_length = 8;
> > > 	+        packed->has_emulation_bytes = 0;
> > > 	+
> > > 	+        unmapBuffer(renderBuffers.back());
> > > 	+
> > > 	+        renderBuffers.push_back(
> > > 	+            createBuffer(context,
> > > VAEncPackedHeaderDataBufferType,
> > > 1));
> > > 	+    }
> > > 	+
> > > 	+    Surfaces            surfaces;
> > > 	+    VABufferID          coded;
> > > 	+    Buffers             renderBuffers;
> > > 	+    TestInput::Shared   input;
> > > 	+    ByteData            output;
> > > 	+
> > > 	+    void VerifyOutput()
> > > 	+    {
> > > 	+        // VerifyOutput only supports VA_FOURCC_IMC3 output,
> > > currently
> > > 	+        ASSERT_EQ(unsigned(VA_FOURCC_IMC3), input-
> > > > fourcc_output);
> > > 	+        TestInput::SharedConst expect = input;
> > > 	+        if (input->fourcc == VA_FOURCC_NV12)
> > > 	+            expect = NV12toI420(input);
> > > 	+
> > > 	+        ::JPEG::Decode::PictureData::SharedConst pd =
> > > 	+            ::JPEG::Decode::PictureData::make(
> > > 	+                input->fourcc_output, output, input->width(),
> > > input-
> > > > height());
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            Surfaces osurfaces = createSurfaces(
> > > 	+                pd->pparam.picture_width, pd-
> > > >pparam.picture_height,
> > > 	+                pd->format));;
> > > 	+
> > > 	+        ConfigAttribs attribs(
> > > 	+            1, {type:VAConfigAttribRTFormat, value:pd-
> > > >format});
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            VAConfigID oconfig = createConfig(
> > > 	+                ::JPEG::profile, ::JPEG::Decode::entrypoint,
> > > attribs));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            VAContextID ocontext = createContext(
> > > 	+                oconfig, pd->pparam.picture_width, pd-
> > > > pparam.picture_height,
> > > 	+                0, osurfaces));
> > > 	+
> > > 	+        Buffers buffers;
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            buffers.push_back(
> > > 	+                createBuffer(
> > > 	+                    ocontext, VASliceDataBufferType, pd-
> > > > sparam.slice_data_size,
> > > 	+                    1, pd->slice.data())));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            buffers.push_back(
> > > 	+                createBuffer(
> > > 	+                    ocontext, VASliceParameterBufferType,
> > > sizeof(pd-
> > > > sparam),
> > > 	+                    1, &pd->sparam)));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            buffers.push_back(
> > > 	+                createBuffer(
> > > 	+                    ocontext,VAPictureParameterBufferType,
> > > sizeof(pd-
> > > > pparam),
> > > 	+                    1, &pd->pparam)));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            buffers.push_back(
> > > 	+                createBuffer(
> > > 	+                    ocontext, VAIQMatrixBufferType, sizeof(pd-
> > > >iqmatrix),
> > > 	+                    1, &pd->iqmatrix)));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            buffers.push_back(
> > > 	+                createBuffer(
> > > 	+                    ocontext, VAHuffmanTableBufferType,
> > > sizeof(pd-
> > > > huffman),
> > > 	+                    1, &pd->huffman)));
> > > 	+
> > > 	+        ASSERT_NO_FAILURE(beginPicture(ocontext,
> > > osurfaces.front()));
> > > 	+        ASSERT_NO_FAILURE(
> > > 	+            renderPicture(ocontext, buffers.data(),
> > > buffers.size()));
> > > 	+        ASSERT_NO_FAILURE(endPicture(ocontext));
> > > 	+        ASSERT_NO_FAILURE(syncSurface(osurfaces.front()));
> > > 	+
> > > 	+        VAImage image;
> > > 	+        ASSERT_NO_FAILURE(deriveImage(osurfaces.front(),
> > > image));
> > > 	+        ASSERT_NO_FAILURE(uint8_t *data =
> > > mapBuffer<uint8_t>(image.buf));
> > > 	+
> > > 	+        auto isClose = [](const uint8_t& a, const uint8_t& b)
> > > {
> > > 	+            return std::abs(int(a)-int(b)) <= 2;
> > > 	+        };
> > > 	+
> > > 	+        for (size_t i(0); i < image.num_planes; ++i) {
> > > 	+            size_t w = expect->widths[i];
> > > 	+            size_t h = expect->heights[i];
> > > 	+
> > > 	+            const ByteData::value_type *source = expect-
> > > >plane(i);
> > > 	+            const uint8_t *result = data + image.offsets[i];
> > > 	+            ASSERT_GE(image.pitches[i], w);
> > > 	+            for (size_t r(0); r < h; ++r) {
> > > 	+                EXPECT_TRUE(std::equal(result, result + w,
> > > source, isClose))
> > > 	+                    << "Byte(s) mismatch in plane " << i << "
> > > row " << r;
> > > 	+                source += w;
> > > 	+                result += image.pitches[i];
> > > 	+            }
> > > 	+        }
> > > 	+
> > > 	+        unmapBuffer(image.buf);
> > > 	+
> > > 	+        for (auto id : buffers)
> > > 	+            destroyBuffer(id);
> > > 	+
> > > 	+        destroyImage(image);
> > > 	+        destroyContext(ocontext);
> > > 	+        destroyConfig(oconfig);
> > > 	+        destroySurfaces(osurfaces);
> > > 	+    }
> > > 	+};
> > > 	+
> > > 	+TEST_P(JPEGEncodeInputTest, Full)
> > > 	+{
> > > 	+    struct i965_driver_data *i965(*this);
> > > 	+    ASSERT_PTR(i965);
> > > 	+    if (not HAS_JPEG_ENCODING(i965)) {
> > > 	+        RecordProperty("skipped", true);
> > > 	+        std::cout << "[  SKIPPED ] " << getFullTestName()
> > > 	+            << " is unsupported on this hardware" <<
> > > std::endl;
> > > 	+        return;
> > > 	+    }
> > > 	+
> > > 	+    ASSERT_NO_FAILURE(SetUpSurfaces());
> > > 	+    ASSERT_NO_FAILURE(SetUpConfig());
> > > 	+    ASSERT_NO_FAILURE(SetUpContext());
> > > 	+    ASSERT_NO_FAILURE(SetUpCodedBuffer());
> > > 	+    ASSERT_NO_FAILURE(SetUpPicture());
> > > 	+    ASSERT_NO_FAILURE(SetUpIQMatrix());
> > > 	+    ASSERT_NO_FAILURE(SetUpHuffmanTables());
> > > 	+    ASSERT_NO_FAILURE(SetUpSlice());
> > > 	+    ASSERT_NO_FAILURE(SetUpHeader());
> > > 	+    ASSERT_NO_FAILURE(CopyInputToSurface());
> > > 	+    ASSERT_NO_FAILURE(Encode());
> > > 	+
> > > 	+    VerifyOutput();
> > > 	+}
> > > 	+
> > > 	+class RandomSizeCreator
> > > 	+    : public TestInputCreator
> > > 	+{
> > > 	+protected:
> > > 	+    std::array<unsigned, 2> getResolution() const
> > > 	+    {
> > > 	+        static RandomValueGenerator<unsigned> rg(1, 769);
> > > 	+        return {rg(), rg()};
> > > 	+    }
> > > 	+    void repr(std::ostream& os) const { os << "Random Size"; }
> > > 	+};
> > > 	+
> > > 	+INSTANTIATE_TEST_CASE_P(
> > > 	+    Random, JPEGEncodeInputTest,
> > > 	+    ::testing::Combine(
> > > 	+        ::testing::ValuesIn(
> > > 	+            std::vector<TestInputCreator::SharedConst>(
> > > 	+                5, TestInputCreator::SharedConst(new
> > > RandomSizeCreator))),
> > > 	+        ::testing::Values("I420", "NV12")
> > > 	+    )
> > > 	+);
> > > 	+
> > > 	+class FixedSizeCreator
> > > 	+    : public TestInputCreator
> > > 	+{
> > > 	+public:
> > > 	+    FixedSizeCreator(const std::array<unsigned, 2>&
> > > resolution)
> > > 	+        : res(resolution)
> > > 	+    { }
> > > 	+
> > > 	+protected:
> > > 	+    std::array<unsigned, 2> getResolution() const { return
> > > res; }
> > > 	+    void repr(std::ostream& os) const
> > > 	+    {
> > > 	+        os << "Fixed Size " << res[0] << "x" << res[1];
> > > 	+    }
> > > 	+
> > > 	+private:
> > > 	+    const std::array<unsigned, 2> res;
> > > 	+};
> > > 	+
> > > 	+typedef std::vector<TestInputCreator::SharedConst>
> > > InputCreators;
> > > 	+
> > > 	+InputCreators generateCommonInputs()
> > > 	+{
> > > 	+    return {
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({800,
> > > 600})), /*
> > > SVGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1024,
> > > 600})), /*
> > > WSVGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1024,
> > > 768})), /*
> > > XGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1152,
> > > 864})), /*
> > > XGA+ */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1280,
> > > 720})), /*
> > > WXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1280,
> > > 768})), /*
> > > WXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1280,
> > > 800})), /*
> > > WXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1280,
> > > 1024})),
> > > /* SXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1360,
> > > 768})), /*
> > > HD */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1366,
> > > 768})), /*
> > > HD */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1440,
> > > 900})), /*
> > > WXGA+ */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1600,
> > > 900})), /*
> > > HD+ */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1600,
> > > 1200})),
> > > /* UXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1680,
> > > 1050})),
> > > /* WSXGA+ */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1920,
> > > 1080})),
> > > /* FHD */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1920,
> > > 1200})),
> > > /* WUXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({2560,
> > > 1440})),
> > > /* WQHD */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({2560,
> > > 1600})),
> > > /* WQXGA */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({3640,
> > > 2160})),
> > > /* UHD (4K) */
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({7680,
> > > 4320})),
> > > /* UHD (8K) */
> > > 	+    };
> > > 	+}
> > > 	+
> > > 	+INSTANTIATE_TEST_CASE_P(
> > > 	+    Common, JPEGEncodeInputTest,
> > > 	+    ::testing::Combine(
> > > 	+        ::testing::ValuesIn(generateCommonInputs()),
> > > 	+        ::testing::Values("I420", "NV12")
> > > 	+    )
> > > 	+);
> > > 	+
> > > 	+INSTANTIATE_TEST_CASE_P(
> > > 	+    Big, JPEGEncodeInputTest,
> > > 	+    ::testing::Combine(
> > > 	+        ::testing::Values(
> > > 	+            TestInputCreator::Shared(new
> > > FixedSizeCreator({8192, 8192}))
> > > 	+        ),
> > > 	+        ::testing::Values("I420", "NV12")
> > > 	+    )
> > > 	+);
> > > 	+
> > > 	+InputCreators generateEdgeCaseInputs()
> > > 	+{
> > > 	+    std::vector<TestInputCreator::SharedConst> result;
> > > 	+    for (unsigned i(64); i <= 512; i += 64) {
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new FixedSizeCreator({i,
> > > i})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new
> > > FixedSizeCreator({i+1, i})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new FixedSizeCreator({i,
> > > i+1})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new
> > > FixedSizeCreator({i+1, i+1})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new FixedSizeCreator({i-
> > > 1, i})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new FixedSizeCreator({i,
> > > i-1})));
> > > 	+        result.push_back(
> > > 	+            TestInputCreator::Shared(new FixedSizeCreator({i-
> > > 1, i-1})));
> > > 	+    }
> > > 	+
> > > 	+    result.push_back(TestInputCreator::Shared(new
> > > FixedSizeCreator({1, 1})));
> > > 	+    result.push_back(TestInputCreator::Shared(new
> > > FixedSizeCreator({1, 2})));
> > > 	+    result.push_back(TestInputCreator::Shared(new
> > > FixedSizeCreator({2, 1})));
> > > 	+    result.push_back(TestInputCreator::Shared(new
> > > FixedSizeCreator({2, 2})));
> > > 	+    result.push_back(TestInputCreator::Shared(new
> > > FixedSizeCreator({1, 462})));
> > > 	+
> > > 	+    return result;
> > > 	+}
> > > 	+
> > > 	+INSTANTIATE_TEST_CASE_P(
> > > 	+    Edge, JPEGEncodeInputTest,
> > > 	+    ::testing::Combine(
> > > 	+        ::testing::ValuesIn(generateEdgeCaseInputs()),
> > > 	+        ::testing::Values("I420", "NV12")
> > > 	+    )
> > > 	+);
> > > 	+
> > > 	+InputCreators generateMiscInputs()
> > > 	+{
> > > 	+    return {
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({150,
> > > 75})),
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({10,
> > > 10})),
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({385,
> > > 610})),
> > > 	+        TestInputCreator::Shared(new FixedSizeCreator({1245,
> > > 1281})),
> > > 	+    };
> > > 	+}
> > > 	+
> > > 	+INSTANTIATE_TEST_CASE_P(
> > > 	+    Misc, JPEGEncodeInputTest,
> > > 	+    ::testing::Combine(
> > > 	+        ::testing::ValuesIn(generateMiscInputs()),
> > > 	+        ::testing::Values("I420", "NV12")
> > > 	+    )
> > > 	+);
> > > 	+
> > > 	+} // namespace Encode
> > > 	+} // namespace JPEG
> > > 	diff --git a/test/i965_jpeg_test_data.h
> > > b/test/i965_jpeg_test_data.h
> > > 	index d52f58233cc5..490ec941feb5 100644
> > > 	--- a/test/i965_jpeg_test_data.h
> > > 	+++ b/test/i965_jpeg_test_data.h
> > > 	@@ -25,6 +25,8 @@
> > > 	 #ifndef I965_JPEG_TEST_DATA_H
> > > 	 #define I965_JPEG_TEST_DATA_H
> > > 
> > > 	+#include "i965_test_fixture.h"
> > > 	+
> > > 	 #include <array>
> > > 	 #include <iostream>
> > > 	 #include <map>
> > > 	@@ -183,6 +185,18 @@ namespace Decode {
> > > 	             const HuffmanTable& huffman = defaultHuffmanTable,
> > > 	             const IQMatrix& iqmatrix = defaultIQMatrix)
> > > 	         {
> > > 	+            return make(fourcc, slice, W, H, sparam, pparam,
> > > huffman,
> > > iqmatrix);
> > > 	+        }
> > > 	+
> > > 	+        static SharedConst make(
> > > 	+            const unsigned fourcc,
> > > 	+            const ByteData& slice,
> > > 	+            const unsigned w, const unsigned h,
> > > 	+            const SliceParameter& sparam =
> > > defaultSliceParameter,
> > > 	+            const PictureParameter& pparam =
> > > defaultPictureParameter,
> > > 	+            const HuffmanTable& huffman = defaultHuffmanTable,
> > > 	+            const IQMatrix& iqmatrix = defaultIQMatrix)
> > > 	+        {
> > > 	             Shared pd(
> > > 	                 new PictureData {
> > > 	                     slice: slice,
> > > 	@@ -196,8 +210,8 @@ namespace Decode {
> > > 	             );
> > > 
> > > 	             pd->sparam.slice_data_size = slice.size();
> > > 	-            pd->pparam.picture_width = W;
> > > 	-            pd->pparam.picture_height = H;
> > > 	+            pd->pparam.picture_width = w;
> > > 	+            pd->pparam.picture_height = h;
> > > 
> > > 	             switch(fourcc)
> > > 	             {
> > > 	@@ -232,8 +246,8 @@ namespace Decode {
> > > 	             /* Calculate num_mcus */
> > > 	             int hfactor = pd-
> > > >pparam.components[0].h_sampling_factor <<
> > > 3;
> > > 	             int vfactor = pd-
> > > >pparam.components[0].v_sampling_factor <<
> > > 3;
> > > 	-            int wmcu = (W + hfactor - 1) / hfactor;
> > > 	-            int hmcu = (H + vfactor - 1) / vfactor;
> > > 	+            int wmcu = (w + hfactor - 1) / hfactor;
> > > 	+            int hmcu = (h + vfactor - 1) / vfactor;
> > > 	             pd->sparam.num_mcus = wmcu * hmcu;
> > > 
> > > 	             return pd;
> > > 	@@ -321,4 +335,180 @@ namespace Decode {
> > > 	 } // namespace Decode
> > > 	 } // namespace JPEG
> > > 
> > > 	+namespace JPEG {
> > > 	+namespace Encode {
> > > 	+    typedef VAQMatrixBufferJPEG                 IQMatrix;
> > > 	+    typedef VAHuffmanTableBufferJPEGBaseline    HuffmanTable;
> > > 	+    typedef
> > > VAEncPictureParameterBufferJPEG     PictureParameter;
> > > 	+    typedef
> > > VAEncSliceParameterBufferJPEG       SliceParameter;
> > > 	+
> > > 	+    static const VAEntrypoint entrypoint =
> > > VAEntrypointEncPicture;
> > > 	+
> > > 	+    static const IQMatrix defaultIQMatrix = { /* Quality 50 */
> > > 	+        load_lum_quantiser_matrix: 1,
> > > 	+        load_chroma_quantiser_matrix: 1,
> > > 	+        lum_quantiser_matrix: {
> > > 	+            0x10,0x0b,0x0c,0x0e,0x0c,0x0a,0x10,0x0e,
> > > 	+            0x0d,0x0e,0x12,0x11,0x10,0x13,0x18,0x28,
> > > 	+            0x1a,0x18,0x16,0x16,0x18,0x31,0x23,0x25,
> > > 	+            0x1d,0x28,0x3a,0x33,0x3d,0x3c,0x39,0x33,
> > > 	+            0x38,0x37,0x40,0x48,0x5c,0x4e,0x40,0x44,
> > > 	+            0x57,0x45,0x37,0x38,0x50,0x6d,0x51,0x57,
> > > 	+            0x5f,0x62,0x67,0x68,0x67,0x3e,0x4d,0x71,
> > > 	+            0x79,0x70,0x64,0x78,0x5c,0x65,0x67,0x63,
> > > 	+        },
> > > 	+        chroma_quantiser_matrix: {
> > > 	+            0x11,0x12,0x12,0x18,0x15,0x18,0x2f,0x1a,
> > > 	+            0x1a,0x2f,0x63,0x42,0x38,0x42,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+            0x63,0x63,0x63,0x63,0x63,0x63,0x63,0x63,
> > > 	+        },
> > > 	+    };
> > > 	+
> > > 	+    static const HuffmanTable defaultHuffmanTable =
> > > 	+        ::JPEG::Decode::defaultHuffmanTable;
> > > 	+
> > > 	+    static const PictureParameter defaultPictureParameter = {
> > > 	+        reconstructed_picture:      VA_INVALID_ID,
> > > 	+        picture_width:              10,
> > > 	+        picture_height:             10,
> > > 	+        coded_buf:                  VA_INVALID_ID,
> > > 	+        pic_flags:                  {value: 0x00100},
> > > 	+        sample_bit_depth:           8,
> > > 	+        num_scan:                   1,
> > > 	+        num_components:             3,
> > > 	+        component_id:               {0, 1, 2, 0},
> > > 	+        quantiser_table_selector:   {0, 1, 1, 0},
> > > 	+        quality:                    100,
> > > 	+    };
> > > 	+
> > > 	+    static const SliceParameter defaultSliceParameter = {
> > > 	+        restart_interval:   0,
> > > 	+        num_components:     3,
> > > 	+        /* component_selector, dc_table_selector,
> > > ac_table_selector */
> > > 	+        components:         {{1,0,0},{2,1,1},{3,1,1}},
> > > 	+    };
> > > 	+
> > > 	+    class TestInput
> > > 	+    {
> > > 	+    public:
> > > 	+        typedef std::shared_ptr<TestInput> Shared;
> > > 	+        typedef std::shared_ptr<TestInput> SharedConst;
> > > 	+
> > > 	+        TestInput(const unsigned fourcc, const unsigned w,
> > > const
> > > unsigned h)
> > > 	+            : bytes() // caller must fill this in after
> > > instantiation
> > > 	+            , picture(defaultPictureParameter)
> > > 	+            , matrix(defaultIQMatrix)
> > > 	+            , huffman(defaultHuffmanTable)
> > > 	+            , slice(defaultSliceParameter)
> > > 	+            , fourcc(fourcc)
> > > 	+            , fourcc_output(fourcc)
> > > 	+            , format(0)
> > > 	+            , planes(0)
> > > 	+            , widths{0,0,0}
> > > 	+            , heights{0,0,0}
> > > 	+            , offsets{0,0,0}
> > > 	+            , sizes{0,0,0}
> > > 	+        {
> > > 	+            picture.picture_width = ALIGN(w,2);
> > > 	+            picture.picture_height = ALIGN(h,2);
> > > 	+
> > > 	+            switch(fourcc) {
> > > 	+            case VA_FOURCC('I', '4', '2', '0'):
> > > 	+                planes = 3;
> > > 	+                widths = {
> > > 	+                    w +( w & 1),
> > > 	+                    (w + 1) >> 1,
> > > 	+                    (w + 1) >> 1
> > > 	+                };
> > > 	+                heights = {
> > > 	+                    h + (h & 1),
> > > 	+                    (h + 1) >> 1,
> > > 	+                    (h + 1) >> 1
> > > 	+                };
> > > 	+                format = VA_RT_FORMAT_YUV420;
> > > 	+                fourcc_output = VA_FOURCC_IMC3;
> > > 	+                break;
> > > 	+            case VA_FOURCC_NV12:
> > > 	+                planes = 2;
> > > 	+                widths = {
> > > 	+                    w + (w & 1),
> > > 	+                    w + (w & 1),
> > > 	+                    0
> > > 	+                };
> > > 	+                heights = {
> > > 	+                    h + (h & 1),
> > > 	+                    (h + 1) >> 1,
> > > 	+                    0
> > > 	+                };
> > > 	+                format = VA_RT_FORMAT_YUV420;
> > > 	+                fourcc_output = VA_FOURCC_IMC3;
> > > 	+                break;
> > > 	+            default:
> > > 	+                return;
> > > 	+            }
> > > 	+
> > > 	+            for (size_t i(0); i < planes; ++i) {
> > > 	+                sizes[i] = widths[i] * heights[i];
> > > 	+            }
> > > 	+
> > > 	+            for (size_t i(1); i < planes; ++i) {
> > > 	+                offsets[i] = sizes[i - 1];
> > > 	+                offsets[i] += offsets[i - 1];
> > > 	+            }
> > > 	+        }
> > > 	+
> > > 	+        const unsigned width() const
> > > 	+        {
> > > 	+            return picture.picture_width;
> > > 	+        }
> > > 	+
> > > 	+        const unsigned height() const
> > > 	+        {
> > > 	+            return picture.picture_height;
> > > 	+        }
> > > 	+
> > > 	+        const uint8_t* plane(const size_t i) const
> > > 	+        {
> > > 	+            return bytes.data() + offsets[i];
> > > 	+        }
> > > 	+
> > > 	+        friend ::std::ostream& operator<<(::std::ostream& os,
> > > const
> > > TestInput& t)
> > > 	+        {
> > > 	+            return os
> > > 	+                << std::string((char*)(&t.fourcc), 4)
> > > 	+                << " " << t.width() << "x" << t.height()
> > > 	+                << " " << t.widths << " " << t.heights
> > > 	+                << " " << t.sizes << " " << t.offsets
> > > 	+            ;
> > > 	+        }
> > > 	+
> > > 	+        friend ::std::ostream& operator<<(::std::ostream& os,
> > > const
> > > Shared& t)
> > > 	+        {
> > > 	+            return os << *t;
> > > 	+        }
> > > 	+
> > > 	+        ByteData            bytes;
> > > 	+        PictureParameter    picture;
> > > 	+        IQMatrix            matrix;
> > > 	+        HuffmanTable        huffman;
> > > 	+        SliceParameter      slice;
> > > 	+        unsigned            fourcc;
> > > 	+        unsigned            fourcc_output;
> > > 	+        unsigned            format;
> > > 	+        size_t              planes;
> > > 	+        std::array<size_t, 3> widths;
> > > 	+        std::array<size_t, 3> heights;
> > > 	+        std::array<size_t, 3> offsets;
> > > 	+        std::array<size_t, 3> sizes;
> > > 	+    };
> > > 	+
> > > 	+
> > > 	+} // namespace Encode
> > > 	+} // namespace JPEG
> > > 	+
> > > 	 #endif
> > > 	diff --git a/test/i965_test_fixture.h
> > > b/test/i965_test_fixture.h
> > > 	index 54d85d223789..c805b359e19f 100644
> > > 	--- a/test/i965_test_fixture.h
> > > 	+++ b/test/i965_test_fixture.h
> > > 	@@ -35,6 +35,7 @@
> > > 	 typedef std::vector<VASurfaceID> Surfaces;
> > > 	 typedef std::vector<VASurfaceAttrib> SurfaceAttribs;
> > > 	 typedef std::vector<VAConfigAttrib> ConfigAttribs;
> > > 	+typedef std::vector<VABufferID> Buffers;
> > > 
> > > 	 /**
> > > 	  * This test fixture handles initialization and termination of
> > > the i965
> > > driver
> > > 
> 


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