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Update to r1732 for more robust jpeg

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Includes a rounding change for neon.
BUG=b/135532289

Change-Id: I36ffb57b55db6c64804ad169def865be1ac6d66e
Reviewed-on: https://chromium-review.googlesource.com/c/libyuv/libyuv/+/1684439
Commit-Queue: Frank Barchard <fbarchard@chromium.org>
Reviewed-by: Chong Zhang <chz@google.com>
This commit is contained in:
Frank Barchard 2019-07-01 15:21:39 -07:00 committed by Frank Barchard
parent af9bc4f67c
commit 09cfb2bbd6
7 changed files with 23 additions and 8 deletions
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1
.gitignore vendored
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@ -12,6 +12,7 @@ pin-log.txt
/native_client
/net
/out
/source/out
/sde-avx-sse-transition-out.txt
/testing
/third_party

2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1731
Version: 1732
License: BSD
License File: LICENSE

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1731
#define LIBYUV_VERSION 1732
#endif // INCLUDE_LIBYUV_VERSION_H_

13
source/mjpeg_decoder.cc
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@ -25,7 +25,8 @@
#endif
#endif
struct FILE; // For jpeglib.h.
#include <stdio.h> // For jpeglib.h.
// C++ build requires extern C for jpeg internals.
#ifdef __cplusplus
@ -427,7 +428,15 @@ boolean fill_input_buffer(j_decompress_ptr cinfo) {
}
void skip_input_data(j_decompress_ptr cinfo, long num_bytes) { // NOLINT
cinfo->src->next_input_byte += num_bytes;
jpeg_source_mgr* src = cinfo->src;
size_t bytes = static_cast<size_t>(num_bytes);
if(bytes > src->bytes_in_buffer) {
src->next_input_byte = nullptr;
src->bytes_in_buffer = 0;
} else {
src->next_input_byte += bytes;
src->bytes_in_buffer -= bytes;
}
}
void term_source(j_decompress_ptr cinfo) {

3
source/mjpeg_validate.cc
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@ -47,7 +47,8 @@ LIBYUV_BOOL ValidateJpeg(const uint8_t* src_mjpg, size_t src_size_mjpg) {
// ERROR: Invalid jpeg size: src_size_mjpg
return LIBYUV_FALSE;
}
if (src_mjpg[0] != 0xff || src_mjpg[1] != 0xd8) { // SOI marker
// SOI marker
if (src_mjpg[0] != 0xff || src_mjpg[1] != 0xd8 || src_mjpg[2] != 0xff) {
// ERROR: Invalid jpeg initial start code
return LIBYUV_FALSE;
}

4
source/row_neon64.cc
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@ -2986,8 +2986,8 @@ void FloatDivToByteRow_NEON(const float* src_weights,
"fdiv v1.4s, v3.4s, v1.4s \n" // values / weights
"fdiv v2.4s, v4.4s, v2.4s \n"
"fcvtzu v1.4s, v1.4s \n" // float to int
"fcvtzu v2.4s, v2.4s \n" // float to int
"fcvtas v1.4s, v1.4s \n" // float to int
"fcvtas v2.4s, v2.4s \n" // float to int
"uqxtn v1.4h, v1.4s \n" // 8 shorts
"uqxtn2 v1.8h, v2.4s \n"
"uqxtn v1.8b, v1.8h \n" // 8 bytes

6
unit_test/convert_test.cc
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@ -1390,6 +1390,7 @@ TEST_F(LibYUVConvertTest, ValidateJpeg) {
// EOI, SOI. Expect pass.
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[2] = 0xff;
orig_pixels[kSize - kOff + 0] = 0xff;
orig_pixels[kSize - kOff + 1] = 0xd9; // EOI.
for (int times = 0; times < benchmark_iterations_; ++times) {
@ -1416,6 +1417,7 @@ TEST_F(LibYUVConvertTest, ValidateJpegLarge) {
// EOI, SOI. Expect pass.
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[2] = 0xff;
orig_pixels[kSize - kOff + 0] = 0xff;
orig_pixels[kSize - kOff + 1] = 0xd9; // EOI.
for (int times = 0; times < benchmark_iterations_; ++times) {
@ -1449,6 +1451,7 @@ TEST_F(LibYUVConvertTest, InvalidateJpeg) {
// SOI but no EOI. Expect fail.
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[2] = 0xff;
for (int times = 0; times < benchmark_iterations_; ++times) {
EXPECT_FALSE(ValidateJpeg(orig_pixels, kSize));
}
@ -1466,13 +1469,14 @@ TEST_F(LibYUVConvertTest, InvalidateJpeg) {
TEST_F(LibYUVConvertTest, FuzzJpeg) {
// SOI but no EOI. Expect fail.
for (int times = 0; times < benchmark_iterations_; ++times) {
const int kSize = fastrand() % 5000 + 2;
const int kSize = fastrand() % 5000 + 3;
align_buffer_page_end(orig_pixels, kSize);
MemRandomize(orig_pixels, kSize);
// Add SOI so frame will be scanned.
orig_pixels[0] = 0xff;
orig_pixels[1] = 0xd8; // SOI.
orig_pixels[2] = 0xff;
orig_pixels[kSize - 1] = 0xff;
ValidateJpeg(orig_pixels,
kSize); // Failure normally expected.