GPU workaround to simulate Out of Memory errors with large textures
[chromium-blink-merge.git] / content / common / gpu / media / vaapi_tfp_picture.h
blob3261791fbf0723131c6610d9fa68ce5c4bcbc10b
1 // Copyright 2014 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 //
5 // This file contains an implementation of picture allocation for the
6 // X11 window system used by VaapiVideoDecodeAccelerator to produce
7 // output pictures.
9 #ifndef CONTENT_COMMON_GPU_MEDIA_VAAPI_TFP_PICTURE_H_
10 #define CONTENT_COMMON_GPU_MEDIA_VAAPI_TFP_PICTURE_H_
12 #include "base/callback.h"
13 #include "base/memory/ref_counted.h"
14 #include "content/common/gpu/media/vaapi_picture.h"
15 #include "ui/gfx/geometry/size.h"
16 #include "ui/gl/gl_bindings.h"
18 namespace gfx {
19 class GLImageGLX;
20 class GLContextGLX;
23 namespace content {
25 class VaapiWrapper;
27 // Implementation of VaapiPicture for the X11 backed chromium.
28 class VaapiTFPPicture : public VaapiPicture {
29 public:
30 VaapiTFPPicture(VaapiWrapper* vaapi_wrapper,
31 const base::Callback<bool(void)> make_context_current,
32 int32 picture_buffer_id,
33 uint32 texture_id,
34 const gfx::Size& size);
36 ~VaapiTFPPicture() override;
38 bool Initialize() override;
40 bool DownloadFromSurface(const scoped_refptr<VASurface>& va_surface) override;
42 scoped_refptr<gfx::GLImage> GetImageToBind() override;
44 private:
45 VaapiWrapper* vaapi_wrapper_; // Not owned.
47 base::Callback<bool(void)> make_context_current_;
48 Display* x_display_;
50 Pixmap x_pixmap_;
51 scoped_refptr<gfx::GLImageGLX> glx_image_;
53 DISALLOW_COPY_AND_ASSIGN(VaapiTFPPicture);
56 } // namespace content
58 #endif // CONTENT_COMMON_GPU_MEDIA_VAAPI_TFP_PICTURE_H_