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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 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 | 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 // This file contains the implementation of GenericV4L2Device used on | 5 // This file contains the implementation of GenericV4L2Device used on |
6 // platforms, which provide generic V4L2 video codec devices. | 6 // platforms, which provide generic V4L2 video codec devices. |
7 | 7 |
8 #ifndef CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ | 8 #ifndef CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ |
9 #define CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ | 9 #define CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ |
10 | 10 |
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37 unsigned int buffer_index, | 37 unsigned int buffer_index, |
38 uint32_t v4l2_pixfmt, | 38 uint32_t v4l2_pixfmt, |
39 size_t num_v4l2_planes) override; | 39 size_t num_v4l2_planes) override; |
40 EGLBoolean DestroyEGLImage(EGLDisplay egl_display, | 40 EGLBoolean DestroyEGLImage(EGLDisplay egl_display, |
41 EGLImageKHR egl_image) override; | 41 EGLImageKHR egl_image) override; |
42 GLenum GetTextureTarget() override; | 42 GLenum GetTextureTarget() override; |
43 uint32 PreferredInputFormat() override; | 43 uint32 PreferredInputFormat() override; |
44 | 44 |
45 private: | 45 private: |
46 ~GenericV4L2Device() override; | 46 ~GenericV4L2Device() override; |
47 const Type type_; | |
48 | 47 |
49 // The actual device fd. | 48 // The actual device fd. |
50 base::ScopedFD device_fd_; | 49 base::ScopedFD device_fd_; |
51 | 50 |
52 // eventfd fd to signal device poll thread when its poll() should be | 51 // eventfd fd to signal device poll thread when its poll() should be |
53 // interrupted. | 52 // interrupted. |
54 base::ScopedFD device_poll_interrupt_fd_; | 53 base::ScopedFD device_poll_interrupt_fd_; |
55 | 54 |
56 // Use libv4l2 when operating |device_fd_|. | 55 // Use libv4l2 when operating |device_fd_|. |
57 bool use_libv4l2_; | 56 bool use_libv4l2_; |
58 | 57 |
59 DISALLOW_COPY_AND_ASSIGN(GenericV4L2Device); | 58 DISALLOW_COPY_AND_ASSIGN(GenericV4L2Device); |
60 | 59 |
61 // Lazily initialize static data after sandbox is enabled. Return false on | 60 // Lazily initialize static data after sandbox is enabled. Return false on |
62 // init failure. | 61 // init failure. |
63 static bool PostSandboxInitialization(); | 62 static bool PostSandboxInitialization(); |
64 }; | 63 }; |
65 } // namespace content | 64 } // namespace content |
66 | 65 |
67 #endif // CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ | 66 #endif // CONTENT_COMMON_GPU_MEDIA_GENERIC_V4L2_DEVICE_H_ |
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