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LibGfx: Make Gfx::ShareableBitmap use anonymous files instead of shbufs

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This commit is contained in:
Andreas Kling 2021-01-15 22:36:36 +01:00
parent adb9ade88d
commit 633915e792
7 changed files with 38 additions and 32 deletions
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20
Userland/Libraries/LibGfx/ShareableBitmap.cpp
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@ -30,11 +30,12 @@
#include <LibGfx/Size.h>
#include <LibIPC/Decoder.h>
#include <LibIPC/Encoder.h>
#include <LibIPC/File.h>
namespace Gfx {
ShareableBitmap::ShareableBitmap(const Bitmap& bitmap)
: m_bitmap(bitmap.to_bitmap_backed_by_shared_buffer())
: m_bitmap(bitmap.to_bitmap_backed_by_anon_fd())
{
}
@ -44,7 +45,7 @@ namespace IPC {
bool encode(Encoder& encoder, const Gfx::ShareableBitmap& shareable_bitmap)
{
encoder << shareable_bitmap.shbuf_id();
encoder << IPC::File(shareable_bitmap.anon_fd());
encoder << shareable_bitmap.width();
encoder << shareable_bitmap.height();
return true;
@ -52,23 +53,14 @@ bool encode(Encoder& encoder, const Gfx::ShareableBitmap& shareable_bitmap)
bool decode(Decoder& decoder, Gfx::ShareableBitmap& shareable_bitmap)
{
i32 shbuf_id = 0;
IPC::File anon_file;
Gfx::IntSize size;
if (!decoder.decode(shbuf_id))
if (!decoder.decode(anon_file))
return false;
if (!decoder.decode(size))
return false;
if (shbuf_id == -1)
return true;
dbgln("Decoding a ShareableBitmap with shbuf_id={}, size={}", shbuf_id, size);
auto shared_buffer = SharedBuffer::create_from_shbuf_id(shbuf_id);
if (!shared_buffer)
return false;
auto bitmap = Gfx::Bitmap::create_with_shared_buffer(Gfx::BitmapFormat::RGBA32, shared_buffer.release_nonnull(), size);
auto bitmap = Gfx::Bitmap::create_with_anon_fd(Gfx::BitmapFormat::RGBA32, anon_file.fd(), size, Gfx::Bitmap::ShouldCloseAnonymousFile::No);
shareable_bitmap = bitmap->to_shareable_bitmap();
return true;
}