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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 ExynosV4L2Device used on | 5 // This file contains the implementation of ExynosV4L2Device used on |
6 // Exynos platform. | 6 // Exynos platform. |
7 | 7 |
8 #ifndef CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ | 8 #ifndef CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ |
9 #define CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ | 9 #define CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ |
10 | 10 |
11 #include "content/common/gpu/media/v4l2_video_device.h" | 11 #include "content/common/gpu/media/v4l2_video_device.h" |
12 | 12 |
13 namespace content { | 13 namespace content { |
14 | 14 |
15 class ExynosV4L2Device : public V4L2Device { | 15 class ExynosV4L2Device : public V4L2Device { |
16 public: | 16 public: |
17 ExynosV4L2Device(); | 17 ExynosV4L2Device(); |
18 virtual ~ExynosV4L2Device(); | 18 virtual ~ExynosV4L2Device(); |
19 | 19 |
20 // V4L2Device implementation. | 20 // V4L2Device implementation. |
21 int Ioctl(int request, void* arg) OVERRIDE; | 21 virtual int Ioctl(int request, void* arg) OVERRIDE; |
22 bool Poll(bool poll_device, bool* event_pending) OVERRIDE; | 22 virtual bool Poll(bool poll_device, bool* event_pending) OVERRIDE; |
23 bool SetDevicePollInterrupt() OVERRIDE; | 23 virtual bool SetDevicePollInterrupt() OVERRIDE; |
24 bool ClearDevicePollInterrupt() OVERRIDE; | 24 virtual bool ClearDevicePollInterrupt() OVERRIDE; |
25 void* Mmap(void* addr, | 25 virtual void* Mmap(void* addr, |
26 unsigned int len, | 26 unsigned int len, |
27 int prot, | 27 int prot, |
28 int flags, | 28 int flags, |
29 unsigned int offset) OVERRIDE; | 29 unsigned int offset) OVERRIDE; |
30 void Munmap(void* addr, unsigned int len) OVERRIDE; | 30 virtual void Munmap(void* addr, unsigned int len) OVERRIDE; |
31 | 31 virtual bool Initialize() OVERRIDE; |
32 // Does all the initialization of device fds, returns true on success. | 32 virtual EGLImageKHR CreateEGLImage(EGLDisplay egl_display, |
33 bool Initialize(); | 33 GLuint texture_id, |
| 34 gfx::Size frame_buffer_size, |
| 35 unsigned int buffer_index) OVERRIDE; |
| 36 virtual EGLBoolean DestroyEGLImage(EGLDisplay egl_display, |
| 37 EGLImageKHR egl_image) OVERRIDE; |
| 38 virtual GLenum GetTextureTarget() OVERRIDE; |
| 39 virtual uint32 PreferredOutputFormat() OVERRIDE; |
34 | 40 |
35 private: | 41 private: |
36 // The actual device fd. | 42 // The actual device fd. |
37 int device_fd_; | 43 int device_fd_; |
38 | 44 |
39 // eventfd fd to signal device poll thread when its poll() should be | 45 // eventfd fd to signal device poll thread when its poll() should be |
40 // interrupted. | 46 // interrupted. |
41 int device_poll_interrupt_fd_; | 47 int device_poll_interrupt_fd_; |
42 | 48 |
43 DISALLOW_COPY_AND_ASSIGN(ExynosV4L2Device); | 49 DISALLOW_COPY_AND_ASSIGN(ExynosV4L2Device); |
44 }; | 50 }; |
45 } // namespace content | 51 } // namespace content |
46 | 52 |
47 #endif // CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ | 53 #endif // CONTENT_COMMON_GPU_MEDIA_EXYNOS_V4L2_VIDEO_DEVICE_H_ |
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