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// Copyright 2016 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifdef UNSAFE_BUFFERS_BUILD
// TODO(crbug.com/390223051): Remove C-library calls to fix the errors.
#pragma allow_unsafe_libc_calls
#endif
#include "ui/gfx/ipc/skia/gfx_skia_param_traits.h"
#include <string>
#include "base/pickle.h"
#include "ipc/ipc_message_utils.h"
#include "third_party/skia/include/core/SkBitmap.h"
#include "third_party/skia/include/core/SkImageInfo.h"
#include "ui/gfx/geometry/transform.h"
// Generate param traits write methods.
#include "ipc/param_traits_write_macros.h"
namespace IPC {
#undef UI_GFX_IPC_SKIA_GFX_SKIA_PARAM_TRAITS_MACROS_H_
#include "ui/gfx/ipc/skia/gfx_skia_param_traits_macros.h"
} // namespace IPC
// Generate param traits read methods.
#include "ipc/param_traits_read_macros.h"
namespace IPC {
#undef UI_GFX_IPC_SKIA_GFX_SKIA_PARAM_TRAITS_MACROS_H_
#include "ui/gfx/ipc/skia/gfx_skia_param_traits_macros.h"
} // namespace IPC
// Generate param traits log methods.
#include "ipc/param_traits_log_macros.h"
namespace IPC {
#undef UI_GFX_IPC_SKIA_GFX_SKIA_PARAM_TRAITS_MACROS_H_
#include "ui/gfx/ipc/skia/gfx_skia_param_traits_macros.h"
} // namespace IPC
namespace IPC {
void ParamTraits<SkImageInfo>::Write(base::Pickle* m, const SkImageInfo& p) {
WriteParam(m, p.colorType());
WriteParam(m, p.alphaType());
WriteParam(m, p.width());
WriteParam(m, p.height());
}
bool ParamTraits<SkImageInfo>::Read(const base::Pickle* m,
base::PickleIterator* iter,
SkImageInfo* r) {
SkColorType color_type;
SkAlphaType alpha_type;
uint32_t width;
uint32_t height;
if (!ReadParam(m, iter, &color_type) || !ReadParam(m, iter, &alpha_type) ||
!ReadParam(m, iter, &width) || !ReadParam(m, iter, &height)) {
return false;
}
*r = SkImageInfo::Make(width, height, color_type, alpha_type);
return true;
}
void ParamTraits<SkImageInfo>::Log(const SkImageInfo& p, std::string* l) {
l->append("<SkImageInfo>");
}
void ParamTraits<SkBitmap>::Write(base::Pickle* m, const SkBitmap& p) {
WriteParam(m, p.info());
size_t pixel_size = p.computeByteSize();
m->WriteData(reinterpret_cast<const char*>(p.getPixels()), pixel_size);
}
bool ParamTraits<SkBitmap>::Read(const base::Pickle* m,
base::PickleIterator* iter,
SkBitmap* r) {
SkImageInfo image_info;
if (!ReadParam(m, iter, &image_info))
return false;
const char* bitmap_data;
size_t bitmap_data_size = 0;
if (!iter->ReadData(&bitmap_data, &bitmap_data_size))
return false;
if (!r->tryAllocPixels(image_info))
return false;
if (bitmap_data_size != r->computeByteSize())
return false;
memcpy(r->getPixels(), bitmap_data, bitmap_data_size);
return true;
}
void ParamTraits<SkBitmap>::Log(const SkBitmap& p, std::string* l) {
l->append("<SkBitmap>");
LogParam(p.info(), l);
}
void ParamTraits<gfx::Transform>::Write(base::Pickle* m, const param_type& p) {
float column_major_data[16];
p.GetColMajorF(column_major_data);
// We do this in a single write for performance reasons.
m->WriteBytes(&column_major_data, sizeof(column_major_data));
}
bool ParamTraits<gfx::Transform>::Read(const base::Pickle* m,
base::PickleIterator* iter,
param_type* r) {
const char* column_major_data;
if (!iter->ReadBytes(&column_major_data, sizeof(float) * 16))
return false;
*r = gfx::Transform::ColMajorF(
reinterpret_cast<const float*>(column_major_data));
return true;
}
void ParamTraits<gfx::Transform>::Log(const param_type& p, std::string* l) {
l->append(p.ToString());
}
} // namespace IPC
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