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| 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #include "content/child/child_shared_bitmap_manager.h" | 5 #include "content/child/child_shared_bitmap_manager.h" |
| 6 | 6 |
| 7 #include "base/debug/alias.h" | 7 #include "base/debug/alias.h" |
| 8 #include "base/process/memory.h" |
| 8 #include "base/process/process_metrics.h" | 9 #include "base/process/process_metrics.h" |
| 9 #include "content/child/child_thread_impl.h" | 10 #include "content/child/child_thread_impl.h" |
| 10 #include "content/common/child_process_messages.h" | 11 #include "content/common/child_process_messages.h" |
| 11 #include "ui/gfx/geometry/size.h" | 12 #include "ui/gfx/geometry/size.h" |
| 12 | 13 |
| 13 namespace content { | 14 namespace content { |
| 14 | 15 |
| 15 namespace { | 16 namespace { |
| 16 | 17 |
| 17 class ChildSharedBitmap : public SharedMemoryBitmap { | 18 class ChildSharedBitmap : public SharedMemoryBitmap { |
| (...skipping 15 matching lines...) Expand all Loading... |
| 33 | 34 |
| 34 ~ChildSharedBitmap() override { | 35 ~ChildSharedBitmap() override { |
| 35 sender_->Send(new ChildProcessHostMsg_DeletedSharedBitmap(id())); | 36 sender_->Send(new ChildProcessHostMsg_DeletedSharedBitmap(id())); |
| 36 } | 37 } |
| 37 | 38 |
| 38 private: | 39 private: |
| 39 scoped_refptr<ThreadSafeSender> sender_; | 40 scoped_refptr<ThreadSafeSender> sender_; |
| 40 scoped_ptr<base::SharedMemory> shared_memory_holder_; | 41 scoped_ptr<base::SharedMemory> shared_memory_holder_; |
| 41 }; | 42 }; |
| 42 | 43 |
| 43 #if defined(OS_WIN) | |
| 44 | |
| 45 // Collect extra information for debugging bitmap creation failures. | 44 // Collect extra information for debugging bitmap creation failures. |
| 46 void CollectMemoryUsageAndDie(const gfx::Size& size) { | 45 void CollectMemoryUsageAndDie(const gfx::Size& size) { |
| 46 #if defined(OS_WIN) |
| 47 int width = size.width(); | 47 int width = size.width(); |
| 48 int height = size.height(); | 48 int height = size.height(); |
| 49 DWORD last_error = GetLastError(); | 49 DWORD last_error = GetLastError(); |
| 50 | 50 |
| 51 scoped_ptr<base::ProcessMetrics> metrics( | 51 scoped_ptr<base::ProcessMetrics> metrics( |
| 52 base::ProcessMetrics::CreateProcessMetrics( | 52 base::ProcessMetrics::CreateProcessMetrics( |
| 53 base::GetCurrentProcessHandle())); | 53 base::GetCurrentProcessHandle())); |
| 54 | 54 |
| 55 size_t private_bytes = 0; | 55 size_t private_bytes = 0; |
| 56 size_t shared_bytes = 0; | 56 size_t shared_bytes = 0; |
| 57 metrics->GetMemoryBytes(&private_bytes, &shared_bytes); | 57 metrics->GetMemoryBytes(&private_bytes, &shared_bytes); |
| 58 | 58 |
| 59 base::debug::Alias(&width); | 59 base::debug::Alias(&width); |
| 60 base::debug::Alias(&height); | 60 base::debug::Alias(&height); |
| 61 base::debug::Alias(&last_error); | 61 base::debug::Alias(&last_error); |
| 62 base::debug::Alias(&private_bytes); | 62 base::debug::Alias(&private_bytes); |
| 63 base::debug::Alias(&shared_bytes); | 63 base::debug::Alias(&shared_bytes); |
| 64 | 64 #endif |
| 65 CHECK(false); | 65 base::CrashWithOutOfMemory(); |
| 66 } | 66 } |
| 67 | 67 |
| 68 #endif | |
| 69 | |
| 70 } // namespace | 68 } // namespace |
| 71 | 69 |
| 72 SharedMemoryBitmap::SharedMemoryBitmap(uint8* pixels, | 70 SharedMemoryBitmap::SharedMemoryBitmap(uint8* pixels, |
| 73 const cc::SharedBitmapId& id, | 71 const cc::SharedBitmapId& id, |
| 74 base::SharedMemory* shared_memory) | 72 base::SharedMemory* shared_memory) |
| 75 : SharedBitmap(pixels, id), shared_memory_(shared_memory) { | 73 : SharedBitmap(pixels, id), shared_memory_(shared_memory) { |
| 76 } | 74 } |
| 77 | 75 |
| 78 ChildSharedBitmapManager::ChildSharedBitmapManager( | 76 ChildSharedBitmapManager::ChildSharedBitmapManager( |
| 79 scoped_refptr<ThreadSafeSender> sender) | 77 scoped_refptr<ThreadSafeSender> sender) |
| (...skipping 22 matching lines...) Expand all Loading... |
| 102 if (!cc::SharedBitmap::SizeInBytes(size, &memory_size)) | 100 if (!cc::SharedBitmap::SizeInBytes(size, &memory_size)) |
| 103 return scoped_ptr<SharedMemoryBitmap>(); | 101 return scoped_ptr<SharedMemoryBitmap>(); |
| 104 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); | 102 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); |
| 105 scoped_ptr<base::SharedMemory> memory; | 103 scoped_ptr<base::SharedMemory> memory; |
| 106 #if defined(OS_POSIX) | 104 #if defined(OS_POSIX) |
| 107 base::SharedMemoryHandle handle; | 105 base::SharedMemoryHandle handle; |
| 108 sender_->Send(new ChildProcessHostMsg_SyncAllocateSharedBitmap( | 106 sender_->Send(new ChildProcessHostMsg_SyncAllocateSharedBitmap( |
| 109 memory_size, id, &handle)); | 107 memory_size, id, &handle)); |
| 110 memory = make_scoped_ptr(new base::SharedMemory(handle, false)); | 108 memory = make_scoped_ptr(new base::SharedMemory(handle, false)); |
| 111 if (!memory->Map(memory_size)) | 109 if (!memory->Map(memory_size)) |
| 112 CHECK(false); | 110 CollectMemoryUsageAndDie(size); |
| 113 #else | 111 #else |
| 114 memory = ChildThreadImpl::AllocateSharedMemory(memory_size, sender_.get()); | 112 memory = ChildThreadImpl::AllocateSharedMemory(memory_size, sender_.get()); |
| 115 #if defined(OS_WIN) | |
| 116 if (!memory) | 113 if (!memory) |
| 117 CollectMemoryUsageAndDie(size); | 114 CollectMemoryUsageAndDie(size); |
| 118 #endif | |
| 119 | 115 |
| 120 CHECK(memory); | 116 if (!memory->Map(memory_size)) |
| 121 if (!memory->Map(memory_size)) { | |
| 122 #if defined(OS_WIN) | |
| 123 CollectMemoryUsageAndDie(size); | 117 CollectMemoryUsageAndDie(size); |
| 124 #endif | 118 |
| 125 CHECK(false); | |
| 126 } | |
| 127 base::SharedMemoryHandle handle_to_send = memory->handle(); | 119 base::SharedMemoryHandle handle_to_send = memory->handle(); |
| 128 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( | 120 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( |
| 129 memory_size, handle_to_send, id)); | 121 memory_size, handle_to_send, id)); |
| 130 #endif | 122 #endif |
| 131 return make_scoped_ptr(new ChildSharedBitmap(sender_, memory.Pass(), id)); | 123 return make_scoped_ptr(new ChildSharedBitmap(sender_, memory.Pass(), id)); |
| 132 } | 124 } |
| 133 | 125 |
| 134 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetSharedBitmapFromId( | 126 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetSharedBitmapFromId( |
| 135 const gfx::Size&, | 127 const gfx::Size&, |
| 136 const cc::SharedBitmapId&) { | 128 const cc::SharedBitmapId&) { |
| 137 NOTREACHED(); | 129 NOTREACHED(); |
| 138 return scoped_ptr<cc::SharedBitmap>(); | 130 return scoped_ptr<cc::SharedBitmap>(); |
| 139 } | 131 } |
| 140 | 132 |
| 141 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetBitmapForSharedMemory( | 133 scoped_ptr<cc::SharedBitmap> ChildSharedBitmapManager::GetBitmapForSharedMemory( |
| 142 base::SharedMemory* mem) { | 134 base::SharedMemory* mem) { |
| 143 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); | 135 cc::SharedBitmapId id = cc::SharedBitmap::GenerateId(); |
| 144 base::SharedMemoryHandle handle_to_send = mem->handle(); | 136 base::SharedMemoryHandle handle_to_send = mem->handle(); |
| 145 #if defined(OS_POSIX) | 137 #if defined(OS_POSIX) |
| 146 if (!mem->ShareToProcess(base::GetCurrentProcessHandle(), &handle_to_send)) | 138 if (!mem->ShareToProcess(base::GetCurrentProcessHandle(), &handle_to_send)) |
| 147 return scoped_ptr<cc::SharedBitmap>(); | 139 return scoped_ptr<cc::SharedBitmap>(); |
| 148 #endif | 140 #endif |
| 149 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( | 141 sender_->Send(new ChildProcessHostMsg_AllocatedSharedBitmap( |
| 150 mem->mapped_size(), handle_to_send, id)); | 142 mem->mapped_size(), handle_to_send, id)); |
| 151 | 143 |
| 152 return make_scoped_ptr(new ChildSharedBitmap(sender_, mem, id)); | 144 return make_scoped_ptr(new ChildSharedBitmap(sender_, mem, id)); |
| 153 } | 145 } |
| 154 | 146 |
| 155 } // namespace content | 147 } // namespace content |
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