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MJPGToNV21

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Add jpeg to NV21 conversions, unittests and conversions
for I444, I422, I420 and I420 to NV21 needed for internals.

Bug: libyuv:820
Change-Id: Idf0f15f91307e80a82cd23943f6eed5508f13fe2
Tested: out/Release/libyuv_unittest --sandbox_unittests --gtest_filter=*MJ*
Reviewed-on: https://chromium-review.googlesource.com/c/1297710
Reviewed-by: Johann Koenig <johannkoenig@google.com>
This commit is contained in:
Frank Barchard 2018-10-24 14:33:45 -07:00
parent 0d5c10d5c6
commit 1fe0613c3f
11 changed files with 1069 additions and 60 deletions
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2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1719
Version: 1720
License: BSD
License File: LICENSE

54
include/libyuv/convert.h
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@ -42,6 +42,21 @@ int I444ToI420(const uint8_t* src_y,
int width,
int height);
// Convert I444 to NV21.
LIBYUV_API
int I444ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height);
// Convert I422 to I420.
LIBYUV_API
int I422ToI420(const uint8_t* src_y,
@ -59,6 +74,21 @@ int I422ToI420(const uint8_t* src_y,
int width,
int height);
// Convert I422 to NV21.
LIBYUV_API
int I422ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height);
// Copy I420 to I420.
#define I420ToI420 I420Copy
LIBYUV_API
@ -127,6 +157,17 @@ int I400ToI420(const uint8_t* src_y,
int width,
int height);
// Convert I400 (grey) to NV21.
LIBYUV_API
int I400ToNV21(const uint8_t* src_y,
int src_stride_y,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height);
#define J400ToJ420 I400ToI420
// Convert NV12 to I420.
@ -350,6 +391,19 @@ int MJPGToI420(const uint8_t* sample,
int dst_width,
int dst_height);
// JPEG to NV21
LIBYUV_API
int MJPGToNV21(const uint8_t* sample,
size_t sample_size,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int src_width,
int src_height,
int dst_width,
int dst_height);
// Query size of MJPG in pixels.
LIBYUV_API
int MJPGSize(const uint8_t* sample,

2
include/libyuv/version.h
View File

@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1719
#define LIBYUV_VERSION 1720
#endif // INCLUDE_LIBYUV_VERSION_H_

258
source/convert.cc
View File

@ -215,6 +215,195 @@ int I422ToI420(const uint8_t* src_y,
dst_v, dst_stride_v, width, height, src_uv_width, height);
}
// TODO(fbarchard): Implement row conversion.
LIBYUV_API
int I422ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height) {
int halfwidth = (width + 1) >> 1;
int halfheight = (height + 1) >> 1;
// Negative height means invert the image.
if (height < 0) {
height = -height;
halfheight = (height + 1) >> 1;
src_y = src_y + (height - 1) * src_stride_y;
src_u = src_u + (height - 1) * src_stride_u;
src_v = src_v + (height - 1) * src_stride_v;
src_stride_y = -src_stride_y;
src_stride_u = -src_stride_u;
src_stride_v = -src_stride_v;
}
// Allocate u and v buffers
align_buffer_64(plane_u, halfwidth * halfheight * 2);
uint8_t* plane_v = plane_u + halfwidth * halfheight;
I422ToI420(src_y, src_stride_y, src_u, src_stride_u, src_v, src_stride_v,
dst_y, dst_stride_y, plane_u, halfwidth, plane_v, halfwidth, width,
height);
MergeUVPlane(plane_v, halfwidth, plane_u, halfwidth, dst_vu, dst_stride_vu,
halfwidth, halfheight);
free_aligned_buffer_64(plane_u);
return 0;
}
#ifdef I422TONV21_ROW_VERSION
// Unittest fails for this version.
// 422 chroma is 1/2 width, 1x height
// 420 chroma is 1/2 width, 1/2 height
// Swap src_u and src_v to implement I422ToNV12
LIBYUV_API
int I422ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height) {
int y;
void (*MergeUVRow)(const uint8_t* src_u, const uint8_t* src_v,
uint8_t* dst_uv, int width) = MergeUVRow_C;
void (*InterpolateRow)(uint8_t * dst_ptr, const uint8_t* src_ptr,
ptrdiff_t src_stride, int dst_width,
int source_y_fraction) = InterpolateRow_C;
int halfwidth = (width + 1) >> 1;
int halfheight = (height + 1) >> 1;
if (!src_u || !src_v || !dst_vu || width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
halfheight = (height + 1) >> 1;
src_y = src_y + (height - 1) * src_stride_y;
src_u = src_u + (halfheight - 1) * src_stride_u;
src_v = src_v + (halfheight - 1) * src_stride_v;
src_stride_y = -src_stride_y;
src_stride_u = -src_stride_u;
src_stride_v = -src_stride_v;
}
#if defined(HAS_MERGEUVROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
MergeUVRow = MergeUVRow_Any_SSE2;
if (IS_ALIGNED(halfwidth, 16)) {
MergeUVRow = MergeUVRow_SSE2;
}
}
#endif
#if defined(HAS_MERGEUVROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
MergeUVRow = MergeUVRow_Any_AVX2;
if (IS_ALIGNED(halfwidth, 32)) {
MergeUVRow = MergeUVRow_AVX2;
}
}
#endif
#if defined(HAS_MERGEUVROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
MergeUVRow = MergeUVRow_Any_NEON;
if (IS_ALIGNED(halfwidth, 16)) {
MergeUVRow = MergeUVRow_NEON;
}
}
#endif
#if defined(HAS_MERGEUVROW_MSA)
if (TestCpuFlag(kCpuHasMSA)) {
MergeUVRow = MergeUVRow_Any_MSA;
if (IS_ALIGNED(halfwidth, 16)) {
MergeUVRow = MergeUVRow_MSA;
}
}
#endif
#if defined(HAS_MERGEUVROW_MMI)
if (TestCpuFlag(kCpuHasMMI)) {
MergeUVRow = MergeUVRow_Any_MMI;
if (IS_ALIGNED(halfwidth, 8)) {
MergeUVRow = MergeUVRow_MMI;
}
}
#endif
#if defined(HAS_INTERPOLATEROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
InterpolateRow = InterpolateRow_Any_SSSE3;
if (IS_ALIGNED(width, 16)) {
InterpolateRow = InterpolateRow_SSSE3;
}
}
#endif
#if defined(HAS_INTERPOLATEROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
InterpolateRow = InterpolateRow_Any_AVX2;
if (IS_ALIGNED(width, 32)) {
InterpolateRow = InterpolateRow_AVX2;
}
}
#endif
#if defined(HAS_INTERPOLATEROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
InterpolateRow = InterpolateRow_Any_NEON;
if (IS_ALIGNED(width, 16)) {
InterpolateRow = InterpolateRow_NEON;
}
}
#endif
#if defined(HAS_INTERPOLATEROW_MSA)
if (TestCpuFlag(kCpuHasMSA)) {
InterpolateRow = InterpolateRow_Any_MSA;
if (IS_ALIGNED(width, 32)) {
InterpolateRow = InterpolateRow_MSA;
}
}
#endif
#if defined(HAS_INTERPOLATEROW_MMI)
if (TestCpuFlag(kCpuHasMMI)) {
InterpolateRow = InterpolateRow_Any_MMI;
if (IS_ALIGNED(width, 8)) {
InterpolateRow = InterpolateRow_MMI;
}
}
#endif
if (dst_y) {
CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, halfwidth, height);
}
{
// Allocate 2 rows of vu.
int awidth = halfwidth * 2;
align_buffer_64(row_vu_0, awidth * 2);
uint8_t* row_vu_1 = row_vu_0 + awidth;
for (y = 0; y < height - 1; y += 2) {
MergeUVRow(src_v, src_u, row_vu_0, halfwidth);
MergeUVRow(src_v + src_stride_v, src_u + src_stride_u, row_vu_1,
halfwidth);
InterpolateRow(dst_vu, row_vu_0, awidth, awidth, 128);
src_u += src_stride_u * 2;
src_v += src_stride_v * 2;
dst_vu += dst_stride_vu;
}
if (height & 1) {
MergeUVRow(src_v, src_u, dst_vu, halfwidth);
}
free_aligned_buffer_64(row_vu_0);
}
return 0;
}
#endif // I422TONV21_ROW_VERSION
// 444 chroma is 1x width, 1x height
// 420 chroma is 1/2 width, 1/2 height
LIBYUV_API
@ -237,6 +426,46 @@ int I444ToI420(const uint8_t* src_y,
dst_v, dst_stride_v, width, height, width, height);
}
// TODO(fbarchard): Implement row conversion.
LIBYUV_API
int I444ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* src_u,
int src_stride_u,
const uint8_t* src_v,
int src_stride_v,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height) {
int halfwidth = (width + 1) >> 1;
int halfheight = (height + 1) >> 1;
// Negative height means invert the image.
if (height < 0) {
height = -height;
halfheight = (height + 1) >> 1;
src_y = src_y + (height - 1) * src_stride_y;
src_u = src_u + (height - 1) * src_stride_u;
src_v = src_v + (height - 1) * src_stride_v;
src_stride_y = -src_stride_y;
src_stride_u = -src_stride_u;
src_stride_v = -src_stride_v;
}
// Allocate u and v buffers
align_buffer_64(plane_u, halfwidth * halfheight * 2);
uint8_t* plane_v = plane_u + halfwidth * halfheight;
I444ToI420(src_y, src_stride_y, src_u, src_stride_u, src_v, src_stride_v,
dst_y, dst_stride_y, plane_u, halfwidth, plane_v, halfwidth, width,
height);
MergeUVPlane(plane_v, halfwidth, plane_u, halfwidth, dst_vu, dst_stride_vu,
halfwidth, halfheight);
free_aligned_buffer_64(plane_u);
return 0;
}
// I400 is greyscale typically used in MJPG
LIBYUV_API
int I400ToI420(const uint8_t* src_y,
@ -269,6 +498,35 @@ int I400ToI420(const uint8_t* src_y,
return 0;
}
// I400 is greyscale typically used in MJPG
LIBYUV_API
int I400ToNV21(const uint8_t* src_y,
int src_stride_y,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height) {
int halfwidth = (width + 1) >> 1;
int halfheight = (height + 1) >> 1;
if (!dst_vu || width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
halfheight = (height + 1) >> 1;
src_y = src_y + (height - 1) * src_stride_y;
src_stride_y = -src_stride_y;
}
if (dst_y) {
CopyPlane(src_y, src_stride_y, dst_y, dst_stride_y, width, height);
}
SetPlane(dst_vu, dst_stride_vu, halfwidth * 2, halfheight, 128);
return 0;
}
static void CopyPlane2(const uint8_t* src,
int src_stride_0,
int src_stride_1,

142
source/convert_jpeg.cc
View File

@ -190,7 +190,144 @@ int MJPGToI420(const uint8_t* sample,
return ret ? 0 : 1;
}
#ifdef HAVE_JPEG
struct NV21Buffers {
uint8_t* y;
int y_stride;
uint8_t* vu;
int vu_stride;
int w;
int h;
};
static void JpegI420ToNV21(void* opaque,
const uint8_t* const* data,
const int* strides,
int rows) {
NV21Buffers* dest = (NV21Buffers*)(opaque);
I420ToNV21(data[0], strides[0], data[1], strides[1], data[2], strides[2],
dest->y, dest->y_stride, dest->vu, dest->vu_stride, dest->w, rows);
dest->y += rows * dest->y_stride;
dest->vu += ((rows + 1) >> 1) * dest->vu_stride;
dest->h -= rows;
}
static void JpegI422ToNV21(void* opaque,
const uint8_t* const* data,
const int* strides,
int rows) {
NV21Buffers* dest = (NV21Buffers*)(opaque);
I422ToNV21(data[0], strides[0], data[1], strides[1], data[2], strides[2],
dest->y, dest->y_stride, dest->vu, dest->vu_stride, dest->w, rows);
dest->y += rows * dest->y_stride;
dest->vu += ((rows + 1) >> 1) * dest->vu_stride;
dest->h -= rows;
}
static void JpegI444ToNV21(void* opaque,
const uint8_t* const* data,
const int* strides,
int rows) {
NV21Buffers* dest = (NV21Buffers*)(opaque);
I444ToNV21(data[0], strides[0], data[1], strides[1], data[2], strides[2],
dest->y, dest->y_stride, dest->vu, dest->vu_stride, dest->w, rows);
dest->y += rows * dest->y_stride;
dest->vu += ((rows + 1) >> 1) * dest->vu_stride;
dest->h -= rows;
}
static void JpegI400ToNV21(void* opaque,
const uint8_t* const* data,
const int* strides,
int rows) {
NV21Buffers* dest = (NV21Buffers*)(opaque);
I400ToNV21(data[0], strides[0], dest->y, dest->y_stride, dest->vu,
dest->vu_stride, dest->w, rows);
dest->y += rows * dest->y_stride;
dest->vu += ((rows + 1) >> 1) * dest->vu_stride;
dest->h -= rows;
}
// MJPG (Motion JPeg) to NV21
LIBYUV_API
int MJPGToNV21(const uint8_t* sample,
size_t sample_size,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int src_width,
int src_height,
int dst_width,
int dst_height) {
if (sample_size == kUnknownDataSize) {
// ERROR: MJPEG frame size unknown
return -1;
}
// TODO(fbarchard): Port MJpeg to C.
MJpegDecoder mjpeg_decoder;
LIBYUV_BOOL ret = mjpeg_decoder.LoadFrame(sample, sample_size);
if (ret && (mjpeg_decoder.GetWidth() != src_width ||
mjpeg_decoder.GetHeight() != src_height)) {
// ERROR: MJPEG frame has unexpected dimensions
mjpeg_decoder.UnloadFrame();
return 1; // runtime failure
}
if (ret) {
NV21Buffers bufs = {dst_y, dst_stride_y, dst_vu,
dst_stride_vu, dst_width, dst_height};
// YUV420
if (mjpeg_decoder.GetColorSpace() == MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 2 &&
mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
ret = mjpeg_decoder.DecodeToCallback(&JpegI420ToNV21, &bufs, dst_width,
dst_height);
// YUV422
} else if (mjpeg_decoder.GetColorSpace() ==
MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
ret = mjpeg_decoder.DecodeToCallback(&JpegI422ToNV21, &bufs, dst_width,
dst_height);
// YUV444
} else if (mjpeg_decoder.GetColorSpace() ==
MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 1 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
ret = mjpeg_decoder.DecodeToCallback(&JpegI444ToNV21, &bufs, dst_width,
dst_height);
// YUV400
} else if (mjpeg_decoder.GetColorSpace() ==
MJpegDecoder::kColorSpaceGrayscale &&
mjpeg_decoder.GetNumComponents() == 1 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 1) {
ret = mjpeg_decoder.DecodeToCallback(&JpegI400ToNV21, &bufs, dst_width,
dst_height);
} else {
// Unknown colorspace.
mjpeg_decoder.UnloadFrame();
return 1;
}
}
return ret ? 0 : 1;
}
struct ARGBBuffers {
uint8_t* argb;
int argb_stride;
@ -322,9 +459,8 @@ int MJPGToARGB(const uint8_t* sample,
}
return ret ? 0 : 1;
}
#endif
#endif
#endif // HAVE_JPEG
#ifdef __cplusplus
} // extern "C"

671
unit_test/convert_test.cc
View File

@ -281,6 +281,23 @@ TESTAPLANARTOP(Android420, I420, 1, 0, 0, 2, 2, I420, 2, 2)
TESTAPLANARTOP(Android420, NV12, 2, 0, 1, 2, 2, I420, 2, 2)
TESTAPLANARTOP(Android420, NV21, 2, 1, 0, 2, 2, I420, 2, 2)
// wrapper to keep API the same
int I400ToNV21(const uint8_t* src_y,
int src_stride_y,
const uint8_t* /* src_u */,
int /* src_stride_u */,
const uint8_t* /* src_v */,
int /* src_stride_v */,
uint8_t* dst_y,
int dst_stride_y,
uint8_t* dst_vu,
int dst_stride_vu,
int width,
int height) {
return I400ToNV21(src_y, src_stride_y, dst_y, dst_stride_y, dst_vu,
dst_stride_vu, width, height);
}
#define TESTPLANARTOBPI(SRC_FMT_PLANAR, SRC_SUBSAMP_X, SRC_SUBSAMP_Y, \
FMT_PLANAR, SUBSAMP_X, SUBSAMP_Y, W1280, N, NEG, OFF) \
TEST_F(LibYUVConvertTest, SRC_FMT_PLANAR##To##FMT_PLANAR##N) { \
@ -374,6 +391,9 @@ TESTAPLANARTOP(Android420, NV21, 2, 1, 0, 2, 2, I420, 2, 2)
TESTPLANARTOBP(I420, 2, 2, NV12, 2, 2)
TESTPLANARTOBP(I420, 2, 2, NV21, 2, 2)
TESTPLANARTOBP(I422, 2, 1, NV21, 2, 2)
TESTPLANARTOBP(I444, 1, 1, NV21, 2, 2)
TESTPLANARTOBP(I400, 2, 2, NV21, 2, 2)
#define TESTBIPLANARTOPI(SRC_FMT_PLANAR, SRC_SUBSAMP_X, SRC_SUBSAMP_Y, \
FMT_PLANAR, SUBSAMP_X, SUBSAMP_Y, W1280, N, NEG, OFF, \
@ -1360,72 +1380,613 @@ TEST_F(LibYUVConvertTest, FuzzJpeg) {
}
}
TEST_F(LibYUVConvertTest, MJPGToI420) {
const int kOff = 10;
const int kMinJpeg = 64;
const int kImageSize = benchmark_width_ * benchmark_height_ >= kMinJpeg
? benchmark_width_ * benchmark_height_
: kMinJpeg;
const int kSize = kImageSize + kOff;
align_buffer_page_end(orig_pixels, kSize);
align_buffer_page_end(dst_y_opt, benchmark_width_ * benchmark_height_);
align_buffer_page_end(dst_u_opt, SUBSAMPLE(benchmark_width_, 2) *
SUBSAMPLE(benchmark_height_, 2));
align_buffer_page_end(dst_v_opt, SUBSAMPLE(benchmark_width_, 2) *
SUBSAMPLE(benchmark_height_, 2));
// Test data created in GIMP. In export jpeg, disable thumbnails etc,
// choose a subsampling, and use low quality (50) to keep size small.
// Generated with xxd -i test.jpg
// test 0 is J400
static const uint8_t kTest0Jpg[] = {
0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01,
0x01, 0x01, 0x00, 0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xdb, 0x00, 0x43,
0x00, 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, 0xff, 0xc2, 0x00, 0x0b, 0x08, 0x00, 0x10,
0x00, 0x20, 0x01, 0x01, 0x11, 0x00, 0xff, 0xc4, 0x00, 0x17, 0x00, 0x01,
0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x03, 0x04, 0x01, 0x02, 0xff, 0xda, 0x00, 0x08, 0x01,
0x01, 0x00, 0x00, 0x00, 0x01, 0x43, 0x7e, 0xa7, 0x97, 0x57, 0xff, 0xc4,
0x00, 0x1b, 0x10, 0x00, 0x03, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x11, 0x00, 0x03,
0x10, 0x12, 0x13, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x05,
0x02, 0x3b, 0xc0, 0x6f, 0x66, 0x76, 0x56, 0x23, 0x87, 0x99, 0x0d, 0x26,
0x62, 0xf6, 0xbf, 0xff, 0xc4, 0x00, 0x1e, 0x10, 0x00, 0x02, 0x01, 0x03,
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x11, 0x21, 0x02, 0x12, 0x32, 0x10, 0x31, 0x71, 0x81, 0xa1, 0xff,
0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x06, 0x3f, 0x02, 0x4b, 0xb3, 0x28,
0x32, 0xd2, 0xed, 0xf9, 0x1d, 0x3e, 0x13, 0x51, 0x73, 0x83, 0xff, 0xc4,
0x00, 0x1c, 0x10, 0x01, 0x01, 0x01, 0x00, 0x02, 0x03, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x00, 0x21, 0x51,
0x31, 0x61, 0x81, 0xf0, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01,
0x3f, 0x21, 0x65, 0x6e, 0x31, 0x86, 0x28, 0xf9, 0x30, 0xdc, 0x27, 0xdb,
0xa9, 0x01, 0xf3, 0xde, 0x02, 0xa0, 0xed, 0x1e, 0x34, 0x68, 0x23, 0xf9,
0xc6, 0x48, 0x5d, 0x7a, 0x35, 0x02, 0xf5, 0x6f, 0xff, 0xda, 0x00, 0x08,
0x01, 0x01, 0x00, 0x00, 0x00, 0x10, 0x35, 0xff, 0xc4, 0x00, 0x1f, 0x10,
0x01, 0x00, 0x02, 0x01, 0x04, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x11, 0x31, 0x41, 0x61, 0x71, 0x91,
0x21, 0x81, 0xd1, 0xb1, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01,
0x3f, 0x10, 0x0b, 0x30, 0xe9, 0x58, 0xbe, 0x1a, 0xfd, 0x88, 0xab, 0x8b,
0x34, 0x74, 0x80, 0x4b, 0xb5, 0xd5, 0xab, 0xcd, 0x46, 0x96, 0x2e, 0xec,
0xbd, 0xaa, 0x78, 0x47, 0x5c, 0x47, 0xa7, 0x30, 0x49, 0xad, 0x88, 0x7c,
0x40, 0x74, 0x30, 0xff, 0x00, 0x23, 0x1d, 0x03, 0x0b, 0xb7, 0xd4, 0xff,
0xd9};
static const size_t kTest0JpgLen = 421;
// EOI, SOI to make MJPG appear valid.
memset(orig_pixels, 0, kSize);
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[kSize - kOff + 0] = 0xff;
orig_pixels[kSize - kOff + 1] = 0xd9; // EOI.
// test 1 is J444
static const uint8_t kTest1Jpg[] = {
0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01,
0x01, 0x01, 0x00, 0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xdb, 0x00, 0x43,
0x00, 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, 0xff, 0xdb, 0x00, 0x43, 0x01, 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, 0xff, 0xc2, 0x00, 0x11, 0x08, 0x00, 0x10, 0x00, 0x20, 0x03,
0x01, 0x11, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xff, 0xc4, 0x00,
0x17, 0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x04, 0x01, 0x02, 0xff, 0xc4,
0x00, 0x16, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x01, 0x03, 0xff, 0xda,
0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x10, 0x03, 0x10, 0x00, 0x00, 0x01,
0x40, 0x8f, 0x26, 0xe8, 0xf4, 0xcc, 0xf9, 0x69, 0x2b, 0x1b, 0x2a, 0xcb,
0xff, 0xc4, 0x00, 0x1b, 0x10, 0x00, 0x03, 0x00, 0x02, 0x03, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x11,
0x00, 0x03, 0x10, 0x12, 0x13, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00,
0x01, 0x05, 0x02, 0x3b, 0x80, 0x6f, 0x56, 0x76, 0x56, 0x23, 0x87, 0x99,
0x0d, 0x26, 0x62, 0xf6, 0xbf, 0xff, 0xc4, 0x00, 0x19, 0x11, 0x01, 0x00,
0x03, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x01, 0x00, 0x10, 0x11, 0x02, 0x12, 0xff, 0xda, 0x00, 0x08,
0x01, 0x03, 0x01, 0x01, 0x3f, 0x01, 0xf1, 0x00, 0x27, 0x45, 0xbb, 0x31,
0xaf, 0xff, 0xc4, 0x00, 0x1a, 0x11, 0x00, 0x02, 0x03, 0x01, 0x01, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x02, 0x10, 0x11, 0x41, 0x12, 0xff, 0xda, 0x00, 0x08, 0x01, 0x02, 0x01,
0x01, 0x3f, 0x01, 0xf6, 0x4b, 0x5f, 0x48, 0xb3, 0x69, 0x63, 0x35, 0x72,
0xbf, 0xff, 0xc4, 0x00, 0x1e, 0x10, 0x00, 0x02, 0x01, 0x03, 0x05, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11,
0x21, 0x02, 0x12, 0x32, 0x10, 0x31, 0x71, 0x81, 0xa1, 0xff, 0xda, 0x00,
0x08, 0x01, 0x01, 0x00, 0x06, 0x3f, 0x02, 0x4b, 0xb3, 0x28, 0x32, 0xd2,
0xed, 0xf9, 0x1d, 0x3e, 0x13, 0x51, 0x73, 0x83, 0xff, 0xc4, 0x00, 0x1c,
0x10, 0x01, 0x01, 0x01, 0x00, 0x02, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x00, 0x21, 0x51, 0x31, 0x61,
0x81, 0xf0, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x3f, 0x21,
0x75, 0x6e, 0x31, 0x94, 0x28, 0xf9, 0x30, 0xdc, 0x27, 0xdb, 0xa9, 0x01,
0xf3, 0xde, 0x02, 0xa0, 0xed, 0x1e, 0x34, 0x68, 0x23, 0xf9, 0xc6, 0x48,
0x5d, 0x7a, 0x35, 0x02, 0xf5, 0x6f, 0xff, 0xda, 0x00, 0x0c, 0x03, 0x01,
0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00, 0x10, 0x26, 0x61, 0xd4, 0xff,
0xc4, 0x00, 0x1a, 0x11, 0x00, 0x03, 0x01, 0x00, 0x03, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x21,
0x31, 0x41, 0x51, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01, 0x3f,
0x10, 0x54, 0xa8, 0xbf, 0x50, 0x87, 0xb0, 0x9d, 0x8b, 0xc4, 0x6a, 0x26,
0x6b, 0x2a, 0x9c, 0x1f, 0xff, 0xc4, 0x00, 0x18, 0x11, 0x01, 0x01, 0x01,
0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x00, 0x11, 0x21, 0x51, 0xff, 0xda, 0x00, 0x08, 0x01, 0x02,
0x01, 0x01, 0x3f, 0x10, 0x70, 0xe1, 0x3e, 0xd1, 0x8e, 0x0d, 0xe1, 0xb5,
0xd5, 0x91, 0x76, 0x43, 0x82, 0x45, 0x4c, 0x7b, 0x7f, 0xff, 0xc4, 0x00,
0x1f, 0x10, 0x01, 0x00, 0x02, 0x01, 0x04, 0x03, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x11, 0x31, 0x41, 0x61,
0x71, 0x91, 0x21, 0x81, 0xd1, 0xb1, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01,
0x00, 0x01, 0x3f, 0x10, 0x1b, 0x30, 0xe9, 0x58, 0xbe, 0x1a, 0xfd, 0x8a,
0xeb, 0x8b, 0x34, 0x74, 0x80, 0x4b, 0xb5, 0xd5, 0xab, 0xcd, 0x46, 0x96,
0x2e, 0xec, 0xbd, 0xaa, 0x78, 0x47, 0x5c, 0x47, 0xa7, 0x30, 0x49, 0xad,
0x88, 0x7c, 0x40, 0x74, 0x30, 0xff, 0x00, 0x23, 0x1d, 0x03, 0x0b, 0xb7,
0xd4, 0xff, 0xd9};
static const size_t kTest1JpgLen = 735;
for (int times = 0; times < benchmark_iterations_; ++times) {
int ret =
MJPGToI420(orig_pixels, kSize, dst_y_opt, benchmark_width_, dst_u_opt,
SUBSAMPLE(benchmark_width_, 2), dst_v_opt,
SUBSAMPLE(benchmark_width_, 2), benchmark_width_,
benchmark_height_, benchmark_width_, benchmark_height_);
// Expect failure because image is not really valid.
EXPECT_EQ(1, ret);
}
// test 2 is J420
static const uint8_t kTest2Jpg[] = {
0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01,
0x01, 0x01, 0x00, 0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xdb, 0x00, 0x43,
0x00, 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, 0xff, 0xdb, 0x00, 0x43, 0x01, 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, 0xff, 0xc2, 0x00, 0x11, 0x08, 0x00, 0x10, 0x00, 0x20, 0x03,
0x01, 0x22, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xff, 0xc4, 0x00,
0x18, 0x00, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x05, 0x01, 0x02, 0x04, 0xff,
0xc4, 0x00, 0x16, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x01, 0x02, 0xff,
0xda, 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x10, 0x03, 0x10, 0x00, 0x00,
0x01, 0x20, 0xe7, 0x28, 0xa3, 0x0b, 0x2e, 0x2d, 0xcf, 0xff, 0xc4, 0x00,
0x1b, 0x10, 0x00, 0x03, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x11, 0x00, 0x03, 0x10,
0x12, 0x13, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x05, 0x02,
0x3b, 0x80, 0x6f, 0x56, 0x76, 0x56, 0x23, 0x87, 0x99, 0x0d, 0x26, 0x62,
0xf6, 0xbf, 0xff, 0xc4, 0x00, 0x17, 0x11, 0x01, 0x00, 0x03, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x11, 0x21, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01, 0x3f,
0x01, 0xc8, 0x53, 0xff, 0xc4, 0x00, 0x16, 0x11, 0x01, 0x01, 0x01, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x11, 0x32, 0xff, 0xda, 0x00, 0x08, 0x01, 0x02, 0x01, 0x01, 0x3f,
0x01, 0xd2, 0xc7, 0xff, 0xc4, 0x00, 0x1e, 0x10, 0x00, 0x02, 0x01, 0x03,
0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x11, 0x21, 0x02, 0x12, 0x32, 0x10, 0x31, 0x71, 0x81, 0xa1, 0xff,
0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x06, 0x3f, 0x02, 0x4b, 0xb3, 0x28,
0x32, 0xd2, 0xed, 0xf9, 0x1d, 0x3e, 0x13, 0x51, 0x73, 0x83, 0xff, 0xc4,
0x00, 0x1c, 0x10, 0x01, 0x01, 0x01, 0x00, 0x02, 0x03, 0x01, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x00, 0x21, 0x51,
0x31, 0x61, 0x81, 0xf0, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01,
0x3f, 0x21, 0x75, 0x6e, 0x31, 0x94, 0x28, 0xf9, 0x30, 0xdc, 0x27, 0xdb,
0xa9, 0x01, 0xf3, 0xde, 0x02, 0xa0, 0xed, 0x1e, 0x34, 0x68, 0x23, 0xf9,
0xc6, 0x48, 0x5d, 0x7a, 0x35, 0x02, 0xf5, 0x6f, 0xff, 0xda, 0x00, 0x0c,
0x03, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00, 0x10, 0x13, 0x5f,
0xff, 0xc4, 0x00, 0x17, 0x11, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x11,
0x21, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01, 0x3f, 0x10, 0x0e,
0xa1, 0x3a, 0x76, 0xff, 0xc4, 0x00, 0x17, 0x11, 0x01, 0x01, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x01, 0x00, 0x21, 0x11, 0xff, 0xda, 0x00, 0x08, 0x01, 0x02, 0x01, 0x01,
0x3f, 0x10, 0x57, 0x0b, 0x08, 0x70, 0xdb, 0xff, 0xc4, 0x00, 0x1f, 0x10,
0x01, 0x00, 0x02, 0x01, 0x04, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x11, 0x31, 0x41, 0x61, 0x71, 0x91,
0x21, 0x81, 0xd1, 0xb1, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01,
0x3f, 0x10, 0x1b, 0x30, 0xe9, 0x58, 0xbe, 0x1a, 0xfd, 0x8a, 0xeb, 0x8b,
0x34, 0x74, 0x80, 0x4b, 0xb5, 0xd5, 0xab, 0xcd, 0x46, 0x96, 0x2e, 0xec,
0xbd, 0xaa, 0x78, 0x47, 0x5c, 0x47, 0xa7, 0x30, 0x49, 0xad, 0x88, 0x7c,
0x40, 0x74, 0x30, 0xff, 0x00, 0x23, 0x1d, 0x03, 0x0b, 0xb7, 0xd4, 0xff,
0xd9};
static const size_t kTest2JpgLen = 685;
free_aligned_buffer_page_end(dst_y_opt);
free_aligned_buffer_page_end(dst_u_opt);
free_aligned_buffer_page_end(dst_v_opt);
free_aligned_buffer_page_end(orig_pixels);
// test 3 is J422
static const uint8_t kTest3Jpg[] = {
0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01,
0x01, 0x01, 0x00, 0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xdb, 0x00, 0x43,
0x00, 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, 0xff, 0xdb, 0x00, 0x43, 0x01, 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, 0xff, 0xc2, 0x00, 0x11, 0x08, 0x00, 0x10, 0x00, 0x20, 0x03,
0x01, 0x21, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xff, 0xc4, 0x00,
0x17, 0x00, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x04, 0x01, 0x02, 0xff, 0xc4,
0x00, 0x17, 0x01, 0x00, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x00, 0xff,
0xda, 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x10, 0x03, 0x10, 0x00, 0x00,
0x01, 0x43, 0x8d, 0x1f, 0xa2, 0xb3, 0xca, 0x1b, 0x57, 0x0f, 0xff, 0xc4,
0x00, 0x1b, 0x10, 0x00, 0x03, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x11, 0x00, 0x03,
0x10, 0x12, 0x13, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x05,
0x02, 0x3b, 0x80, 0x6f, 0x56, 0x76, 0x56, 0x23, 0x87, 0x99, 0x0d, 0x26,
0x62, 0xf6, 0xbf, 0xff, 0xc4, 0x00, 0x19, 0x11, 0x00, 0x02, 0x03, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x01, 0x02, 0x10, 0x11, 0x21, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03,
0x01, 0x01, 0x3f, 0x01, 0x51, 0xce, 0x8c, 0x75, 0xff, 0xc4, 0x00, 0x18,
0x11, 0x00, 0x03, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x61, 0x21, 0xff, 0xda,
0x00, 0x08, 0x01, 0x02, 0x01, 0x01, 0x3f, 0x01, 0xa6, 0xd9, 0x2f, 0x84,
0xe8, 0xf0, 0xff, 0xc4, 0x00, 0x1e, 0x10, 0x00, 0x02, 0x01, 0x03, 0x05,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x11, 0x21, 0x02, 0x12, 0x32, 0x10, 0x31, 0x71, 0x81, 0xa1, 0xff, 0xda,
0x00, 0x08, 0x01, 0x01, 0x00, 0x06, 0x3f, 0x02, 0x4b, 0xb3, 0x28, 0x32,
0xd2, 0xed, 0xf9, 0x1d, 0x3e, 0x13, 0x51, 0x73, 0x83, 0xff, 0xc4, 0x00,
0x1c, 0x10, 0x01, 0x01, 0x01, 0x00, 0x02, 0x03, 0x01, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x00, 0x21, 0x51, 0x31,
0x61, 0x81, 0xf0, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x3f,
0x21, 0x75, 0x6e, 0x31, 0x94, 0x28, 0xf9, 0x30, 0xdc, 0x27, 0xdb, 0xa9,
0x01, 0xf3, 0xde, 0x02, 0xa0, 0xed, 0x1e, 0x34, 0x68, 0x23, 0xf9, 0xc6,
0x48, 0x5d, 0x7a, 0x35, 0x02, 0xf5, 0x6f, 0xff, 0xda, 0x00, 0x0c, 0x03,
0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x00, 0x00, 0x10, 0x2e, 0x45, 0xff,
0xc4, 0x00, 0x18, 0x11, 0x00, 0x03, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x21,
0x31, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01, 0x3f, 0x10, 0x53,
0x50, 0xba, 0x54, 0xc1, 0x67, 0x4f, 0xff, 0xc4, 0x00, 0x18, 0x11, 0x00,
0x03, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x11, 0x21, 0x00, 0x10, 0xff, 0xda, 0x00, 0x08,
0x01, 0x02, 0x01, 0x01, 0x3f, 0x10, 0x18, 0x81, 0x5c, 0x04, 0x1a, 0xca,
0x91, 0xbf, 0xff, 0xc4, 0x00, 0x1f, 0x10, 0x01, 0x00, 0x02, 0x01, 0x04,
0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01,
0x00, 0x11, 0x31, 0x41, 0x61, 0x71, 0x91, 0x21, 0x81, 0xd1, 0xb1, 0xff,
0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x3f, 0x10, 0x1b, 0x30, 0xe9,
0x58, 0xbe, 0x1a, 0xfd, 0x8a, 0xeb, 0x8b, 0x34, 0x74, 0x80, 0x4b, 0xb5,
0xd5, 0xab, 0xcd, 0x46, 0x96, 0x2e, 0xec, 0xbd, 0xaa, 0x78, 0x47, 0x5c,
0x47, 0xa7, 0x30, 0x49, 0xad, 0x88, 0x7c, 0x40, 0x74, 0x30, 0xff, 0x00,
0x23, 0x1d, 0x03, 0x0b, 0xb7, 0xd4, 0xff, 0xd9};
static const size_t kTest3JpgLen = 704;
// test 4 is J422 vertical - not supported
static const uint8_t kTest4Jpg[] = {
0xff, 0xd8, 0xff, 0xe0, 0x00, 0x10, 0x4a, 0x46, 0x49, 0x46, 0x00, 0x01,
0x01, 0x01, 0x00, 0x48, 0x00, 0x48, 0x00, 0x00, 0xff, 0xdb, 0x00, 0x43,
0x00, 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, 0xff, 0xdb, 0x00, 0x43, 0x01, 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, 0xff, 0xc2, 0x00, 0x11, 0x08, 0x00, 0x10, 0x00, 0x20, 0x03,
0x01, 0x12, 0x00, 0x02, 0x11, 0x01, 0x03, 0x11, 0x01, 0xff, 0xc4, 0x00,
0x18, 0x00, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x04, 0x05, 0x01, 0x02, 0x03, 0xff,
0xc4, 0x00, 0x16, 0x01, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x03, 0xff,
0xda, 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02, 0x10, 0x03, 0x10, 0x00, 0x00,
0x01, 0xd2, 0x98, 0xe9, 0x03, 0x0c, 0x00, 0x46, 0x21, 0xd9, 0xff, 0xc4,
0x00, 0x1b, 0x10, 0x00, 0x03, 0x00, 0x02, 0x03, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x02, 0x11, 0x00, 0x03,
0x10, 0x12, 0x13, 0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x05,
0x02, 0x3b, 0x80, 0x6f, 0x56, 0x76, 0x56, 0x23, 0x87, 0x99, 0x0d, 0x26,
0x62, 0xf6, 0xbf, 0xff, 0xc4, 0x00, 0x17, 0x11, 0x01, 0x01, 0x01, 0x01,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x11, 0x01, 0x21, 0xff, 0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01,
0x3f, 0x01, 0x98, 0xb1, 0xbd, 0x47, 0xff, 0xc4, 0x00, 0x18, 0x11, 0x00,
0x03, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x01, 0x12, 0x11, 0x21, 0xff, 0xda, 0x00, 0x08,
0x01, 0x02, 0x01, 0x01, 0x3f, 0x01, 0xb6, 0x35, 0xa2, 0xe1, 0x47, 0xff,
0xc4, 0x00, 0x1e, 0x10, 0x00, 0x02, 0x01, 0x03, 0x05, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x11, 0x21, 0x02,
0x12, 0x32, 0x10, 0x31, 0x71, 0x81, 0xa1, 0xff, 0xda, 0x00, 0x08, 0x01,
0x01, 0x00, 0x06, 0x3f, 0x02, 0x4b, 0xb3, 0x28, 0x32, 0xd2, 0xed, 0xf9,
0x1d, 0x3e, 0x13, 0x51, 0x73, 0x83, 0xff, 0xc4, 0x00, 0x1c, 0x10, 0x01,
0x01, 0x01, 0x00, 0x02, 0x03, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x01, 0x11, 0x00, 0x21, 0x51, 0x31, 0x61, 0x81, 0xf0,
0xff, 0xda, 0x00, 0x08, 0x01, 0x01, 0x00, 0x01, 0x3f, 0x21, 0x75, 0x6e,
0x31, 0x94, 0x28, 0xf9, 0x30, 0xdc, 0x27, 0xdb, 0xa9, 0x01, 0xf3, 0xde,
0x02, 0xa0, 0xed, 0x1e, 0x34, 0x68, 0x23, 0xf9, 0xc6, 0x48, 0x5d, 0x7a,
0x35, 0x02, 0xf5, 0x6f, 0xff, 0xda, 0x00, 0x0c, 0x03, 0x01, 0x00, 0x02,
0x00, 0x03, 0x00, 0x00, 0x00, 0x10, 0x24, 0xaf, 0xff, 0xc4, 0x00, 0x19,
0x11, 0x00, 0x03, 0x01, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x51, 0x21, 0x31, 0xff,
0xda, 0x00, 0x08, 0x01, 0x03, 0x01, 0x01, 0x3f, 0x10, 0x59, 0x11, 0xca,
0x42, 0x60, 0x9f, 0x69, 0xff, 0xc4, 0x00, 0x19, 0x11, 0x00, 0x02, 0x03,
0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x01, 0x11, 0x21, 0x31, 0x61, 0xff, 0xda, 0x00, 0x08, 0x01,
0x02, 0x01, 0x01, 0x3f, 0x10, 0xb0, 0xd7, 0x27, 0x51, 0xb6, 0x41, 0xff,
0xc4, 0x00, 0x1f, 0x10, 0x01, 0x00, 0x02, 0x01, 0x04, 0x03, 0x01, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x00, 0x11, 0x31,
0x41, 0x61, 0x71, 0x91, 0x21, 0x81, 0xd1, 0xb1, 0xff, 0xda, 0x00, 0x08,
0x01, 0x01, 0x00, 0x01, 0x3f, 0x10, 0x1b, 0x30, 0xe9, 0x58, 0xbe, 0x1a,
0xfd, 0x8a, 0xeb, 0x8b, 0x34, 0x74, 0x80, 0x4b, 0xb5, 0xd5, 0xab, 0xcd,
0x46, 0x96, 0x2e, 0xec, 0xbd, 0xaa, 0x78, 0x47, 0x5c, 0x47, 0xa7, 0x30,
0x49, 0xad, 0x88, 0x7c, 0x40, 0x74, 0x30, 0xff, 0x00, 0x23, 0x1d, 0x03,
0x0b, 0xb7, 0xd4, 0xff, 0xd9};
static const size_t kTest4JpgLen = 701;
TEST_F(LibYUVConvertTest, TestMJPGSize) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest2Jpg, kTest2JpgLen, &width, &height);
EXPECT_EQ(0, ret);
printf("test jpeg size %d x %d\n", width, height);
}
TEST_F(LibYUVConvertTest, MJPGToARGB) {
const int kOff = 10;
const int kMinJpeg = 64;
const int kImageSize = benchmark_width_ * benchmark_height_ >= kMinJpeg
? benchmark_width_ * benchmark_height_
: kMinJpeg;
const int kSize = kImageSize + kOff;
align_buffer_page_end(orig_pixels, kSize);
align_buffer_page_end(dst_argb_opt, benchmark_width_ * benchmark_height_ * 4);
TEST_F(LibYUVConvertTest, TestMJPGToI420) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest2Jpg, kTest2JpgLen, &width, &height);
EXPECT_EQ(0, ret);
// EOI, SOI to make MJPG appear valid.
memset(orig_pixels, 0, kSize);
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[kSize - kOff + 0] = 0xff;
orig_pixels[kSize - kOff + 1] = 0xd9; // EOI.
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
for (int times = 0; times < benchmark_iterations_; ++times) {
int ret = MJPGToARGB(orig_pixels, kSize, dst_argb_opt, benchmark_width_ * 4,
benchmark_width_, benchmark_height_, benchmark_width_,
benchmark_height_);
// Expect failure because image is not really valid.
EXPECT_EQ(1, ret);
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_u, half_width * half_height);
align_buffer_page_end(dst_v, half_width * half_height);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToI420(kTest2Jpg, kTest2JpgLen, dst_y, width, dst_u, half_width,
dst_v, half_width, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
free_aligned_buffer_page_end(dst_argb_opt);
free_aligned_buffer_page_end(orig_pixels);
// Test result matches known hash value.
uint32_t dst_y_hash = HashDjb2(dst_y, width * height, 5381);
uint32_t dst_u_hash = HashDjb2(dst_u, half_width * half_height, 5381);
uint32_t dst_v_hash = HashDjb2(dst_v, half_width * half_height, 5381);
EXPECT_EQ(dst_y_hash, 2682851208u);
EXPECT_EQ(dst_u_hash, 2501859930u);
EXPECT_EQ(dst_v_hash, 2126459123u);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_u);
free_aligned_buffer_page_end(dst_v);
}
TEST_F(LibYUVConvertTest, TestMJPGToI420_NV21) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest2Jpg, kTest2JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
// Convert to NV21
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_vu, half_width * half_height * 2);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToNV21(kTest2Jpg, kTest2JpgLen, dst_y, width, dst_vu,
half_width * 2, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Convert to I420
align_buffer_page_end(dst2_y, width * height);
align_buffer_page_end(dst2_u, half_width * half_height);
align_buffer_page_end(dst2_v, half_width * half_height);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToI420(kTest2Jpg, kTest2JpgLen, dst2_y, width, dst2_u, half_width,
dst2_v, half_width, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Convert I420 to NV21
align_buffer_page_end(dst3_y, width * height);
align_buffer_page_end(dst3_vu, half_width * half_height * 2);
I420ToNV21(dst2_y, width, dst2_u, half_width, dst2_v, half_width, dst3_y,
width, dst3_vu, half_width * 2, width, height);
for (int i = 0; i < width * height; ++i) {
EXPECT_EQ(dst_y[i], dst3_y[i]);
}
for (int i = 0; i < half_width * half_height * 2; ++i) {
EXPECT_EQ(dst_vu[i], dst3_vu[i]);
EXPECT_EQ(dst_vu[i], dst3_vu[i]);
}
free_aligned_buffer_page_end(dst3_y);
free_aligned_buffer_page_end(dst3_vu);
free_aligned_buffer_page_end(dst2_y);
free_aligned_buffer_page_end(dst2_u);
free_aligned_buffer_page_end(dst2_v);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_vu);
}
TEST_F(LibYUVConvertTest, TestMJPGToNV21_420) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest2Jpg, kTest2JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_uv, half_width * half_height * 2);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToNV21(kTest2Jpg, kTest2JpgLen, dst_y, width, dst_uv,
half_width * 2, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Test result matches known hash value.
uint32_t dst_y_hash = HashDjb2(dst_y, width * height, 5381);
uint32_t dst_uv_hash = HashDjb2(dst_uv, half_width * half_height * 2, 5381);
EXPECT_EQ(dst_y_hash, 2682851208u);
EXPECT_EQ(dst_uv_hash, 1069662856u);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_uv);
}
TEST_F(LibYUVConvertTest, TestMJPGToNV21_422) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest3Jpg, kTest3JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_uv, half_width * half_height * 2);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToNV21(kTest3Jpg, kTest3JpgLen, dst_y, width, dst_uv,
half_width * 2, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Test result matches known hash value.
uint32_t dst_y_hash = HashDjb2(dst_y, width * height, 5381);
uint32_t dst_uv_hash = HashDjb2(dst_uv, half_width * half_height * 2, 5381);
EXPECT_EQ(dst_y_hash, 2682851208u);
EXPECT_EQ(dst_uv_hash, 3543430771u);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_uv);
}
TEST_F(LibYUVConvertTest, TestMJPGToNV21_400) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest0Jpg, kTest0JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_uv, half_width * half_height * 2);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToNV21(kTest0Jpg, kTest0JpgLen, dst_y, width, dst_uv,
half_width * 2, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Test result matches known hash value.
uint32_t dst_y_hash = HashDjb2(dst_y, width * height, 5381);
uint32_t dst_uv_hash = HashDjb2(dst_uv, half_width * half_height * 2, 5381);
EXPECT_EQ(dst_y_hash, 330644005u);
EXPECT_EQ(dst_uv_hash, 135214341u);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_uv);
}
TEST_F(LibYUVConvertTest, TestMJPGToNV21_444) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest1Jpg, kTest1JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int half_width = (width + 1) / 2;
int half_height = (height + 1)/ 2;
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
align_buffer_page_end(dst_y, width * height);
align_buffer_page_end(dst_uv, half_width * half_height * 2);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToNV21(kTest1Jpg, kTest1JpgLen, dst_y, width, dst_uv,
half_width * 2, width, height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Test result matches known hash value.
uint32_t dst_y_hash = HashDjb2(dst_y, width * height, 5381);
uint32_t dst_uv_hash = HashDjb2(dst_uv, half_width * half_height * 2, 5381);
EXPECT_EQ(dst_y_hash, 2682851208u);
EXPECT_EQ(dst_uv_hash, 506143297u);
free_aligned_buffer_page_end(dst_y);
free_aligned_buffer_page_end(dst_uv);
}
TEST_F(LibYUVConvertTest, TestMJPGToARGB) {
int width = 0;
int height = 0;
int ret = MJPGSize(kTest3Jpg, kTest3JpgLen, &width, &height);
EXPECT_EQ(0, ret);
int benchmark_iterations = benchmark_iterations_ * benchmark_width_ *
benchmark_height_ / (width * height);
align_buffer_page_end(dst_argb, width * height * 4);
for (int times = 0; times < benchmark_iterations; ++times) {
ret = MJPGToARGB(kTest3Jpg, kTest3JpgLen, dst_argb, width * 4, width,
height, width, height);
}
// Expect sucesss
EXPECT_EQ(0, ret);
// Test result matches known hash value.
uint32_t dst_argb_hash = HashDjb2(dst_argb, width * height, 5381);
EXPECT_EQ(dst_argb_hash, 2355976473u);
free_aligned_buffer_page_end(dst_argb);
}
static int ShowJPegInfo(const uint8_t* sample, size_t sample_size) {
MJpegDecoder mjpeg_decoder;
LIBYUV_BOOL ret = mjpeg_decoder.LoadFrame(sample, sample_size);
int width = mjpeg_decoder.GetWidth();
int height = mjpeg_decoder.GetHeight();
// YUV420
if (mjpeg_decoder.GetColorSpace() == MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 2 &&
mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
printf("JPeg is J420, %dx%d %d bytes\n", width, height,
static_cast<int>(sample_size));
// YUV422
} else if (mjpeg_decoder.GetColorSpace() == MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 2 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
printf("JPeg is J422, %dx%d %d bytes\n", width, height,
static_cast<int>(sample_size));
// YUV444
} else if (mjpeg_decoder.GetColorSpace() == MJpegDecoder::kColorSpaceYCbCr &&
mjpeg_decoder.GetNumComponents() == 3 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 1 &&
mjpeg_decoder.GetVertSampFactor(1) == 1 &&
mjpeg_decoder.GetHorizSampFactor(1) == 1 &&
mjpeg_decoder.GetVertSampFactor(2) == 1 &&
mjpeg_decoder.GetHorizSampFactor(2) == 1) {
printf("JPeg is J444, %dx%d %d bytes\n", width, height,
static_cast<int>(sample_size));
// YUV400
} else if (mjpeg_decoder.GetColorSpace() ==
MJpegDecoder::kColorSpaceGrayscale &&
mjpeg_decoder.GetNumComponents() == 1 &&
mjpeg_decoder.GetVertSampFactor(0) == 1 &&
mjpeg_decoder.GetHorizSampFactor(0) == 1) {
printf("JPeg is J400, %dx%d %d bytes\n", width, height,
static_cast<int>(sample_size));
} else {
// Unknown colorspace.
printf("JPeg is Unknown colorspace.\n");
}
mjpeg_decoder.UnloadFrame();
return ret;
}
TEST_F(LibYUVConvertTest, TestMJPGInfo) {
EXPECT_EQ(1, ShowJPegInfo(kTest0Jpg, kTest0JpgLen));
EXPECT_EQ(1, ShowJPegInfo(kTest1Jpg, kTest1JpgLen));
EXPECT_EQ(1, ShowJPegInfo(kTest2Jpg, kTest2JpgLen));
EXPECT_EQ(1, ShowJPegInfo(kTest3Jpg, kTest3JpgLen));
EXPECT_EQ(1,
ShowJPegInfo(kTest4Jpg, kTest4JpgLen)); // Valid but unsupported.
}
#endif // HAVE_JPEG
TEST_F(LibYUVConvertTest, NV12Crop) {

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