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Side by Side Diff: media/gpu/v4l2_device.h

Issue 1882373004: Migrate content/common/gpu/media code to media/gpu (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Fix prefix to content references in content_gpu.gypi Created 4 years, 8 months ago
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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 defines the V4L2Device interface which is used by the 5 // This file defines the V4L2Device interface which is used by the
6 // V4L2DecodeAccelerator class to delegate/pass the device specific 6 // V4L2DecodeAccelerator class to delegate/pass the device specific
7 // handling of any of the functionalities. 7 // handling of any of the functionalities.
8 8
9 #ifndef CONTENT_COMMON_GPU_MEDIA_V4L2_DEVICE_H_ 9 #ifndef MEDIA_GPU_V4L2_DEVICE_H_
10 #define CONTENT_COMMON_GPU_MEDIA_V4L2_DEVICE_H_ 10 #define MEDIA_GPU_V4L2_DEVICE_H_
11 11
12 #include <stddef.h> 12 #include <stddef.h>
13 #include <stdint.h> 13 #include <stdint.h>
14 14
15 #include <linux/videodev2.h> 15 #include <linux/videodev2.h>
16 16
17 #include "base/files/scoped_file.h" 17 #include "base/files/scoped_file.h"
18 #include "base/memory/ref_counted.h" 18 #include "base/memory/ref_counted.h"
19 #include "content/common/content_export.h"
20 #include "media/base/video_decoder_config.h" 19 #include "media/base/video_decoder_config.h"
21 #include "media/base/video_frame.h" 20 #include "media/base/video_frame.h"
21 #include "media/gpu/media_gpu_export.h"
22 #include "media/video/video_decode_accelerator.h" 22 #include "media/video/video_decode_accelerator.h"
23 #include "ui/gfx/geometry/size.h" 23 #include "ui/gfx/geometry/size.h"
24 #include "ui/gl/gl_bindings.h" 24 #include "ui/gl/gl_bindings.h"
25 25
26 // TODO(posciak): remove this once V4L2 headers are updated. 26 // TODO(posciak): remove this once V4L2 headers are updated.
27 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0') 27 #define V4L2_PIX_FMT_VP9 v4l2_fourcc('V', 'P', '9', '0')
28 #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4') 28 #define V4L2_PIX_FMT_H264_SLICE v4l2_fourcc('S', '2', '6', '4')
29 #define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F') 29 #define V4L2_PIX_FMT_VP8_FRAME v4l2_fourcc('V', 'P', '8', 'F')
30 #define V4L2_PIX_FMT_MT21 v4l2_fourcc('M', 'T', '2', '1') 30 #define V4L2_PIX_FMT_MT21 v4l2_fourcc('M', 'T', '2', '1')
31 31
32 namespace content { 32 namespace media {
33 33
34 class CONTENT_EXPORT V4L2Device 34 class MEDIA_GPU_EXPORT V4L2Device
35 : public base::RefCountedThreadSafe<V4L2Device> { 35 : public base::RefCountedThreadSafe<V4L2Device> {
36 public: 36 public:
37 // Utility format conversion functions 37 // Utility format conversion functions
38 static media::VideoPixelFormat V4L2PixFmtToVideoPixelFormat(uint32_t format); 38 static media::VideoPixelFormat V4L2PixFmtToVideoPixelFormat(uint32_t format);
39 static uint32_t VideoPixelFormatToV4L2PixFmt(media::VideoPixelFormat format); 39 static uint32_t VideoPixelFormatToV4L2PixFmt(media::VideoPixelFormat format);
40 static uint32_t VideoCodecProfileToV4L2PixFmt( 40 static uint32_t VideoCodecProfileToV4L2PixFmt(
41 media::VideoCodecProfile profile, 41 media::VideoCodecProfile profile,
42 bool slice_based); 42 bool slice_based);
43 static uint32_t V4L2PixFmtToDrmFormat(uint32_t format); 43 static uint32_t V4L2PixFmtToDrmFormat(uint32_t format);
44 // Convert format requirements requested by a V4L2 device to gfx::Size. 44 // Convert format requirements requested by a V4L2 device to gfx::Size.
(...skipping 76 matching lines...) Expand 10 before | Expand all | Expand 10 after
121 EGLImageKHR egl_image) = 0; 121 EGLImageKHR egl_image) = 0;
122 122
123 // Returns the supported texture target for the V4L2Device. 123 // Returns the supported texture target for the V4L2Device.
124 virtual GLenum GetTextureTarget() = 0; 124 virtual GLenum GetTextureTarget() = 0;
125 125
126 // Returns the preferred V4L2 input format or 0 if don't care. 126 // Returns the preferred V4L2 input format or 0 if don't care.
127 virtual uint32_t PreferredInputFormat() = 0; 127 virtual uint32_t PreferredInputFormat() = 0;
128 128
129 // Get minimum and maximum resolution for fourcc |pixelformat| and store to 129 // Get minimum and maximum resolution for fourcc |pixelformat| and store to
130 // |min_resolution| and |max_resolution|. 130 // |min_resolution| and |max_resolution|.
131 void GetSupportedResolution(uint32_t pixelformat, gfx::Size* min_resolution, 131 void GetSupportedResolution(uint32_t pixelformat,
132 gfx::Size* min_resolution,
132 gfx::Size* max_resolution); 133 gfx::Size* max_resolution);
133 134
134 // Return supported profiles for decoder, including only profiles for given 135 // Return supported profiles for decoder, including only profiles for given
135 // fourcc |pixelformats|. 136 // fourcc |pixelformats|.
136 media::VideoDecodeAccelerator::SupportedProfiles GetSupportedDecodeProfiles( 137 media::VideoDecodeAccelerator::SupportedProfiles GetSupportedDecodeProfiles(
137 const size_t num_formats, const uint32_t pixelformats[]); 138 const size_t num_formats,
139 const uint32_t pixelformats[]);
138 140
139 // Return true if the device supports |profile|, taking into account only 141 // Return true if the device supports |profile|, taking into account only
140 // fourccs from the given array of |pixelformats| of size |num_formats|. 142 // fourccs from the given array of |pixelformats| of size |num_formats|.
141 bool SupportsDecodeProfileForV4L2PixelFormats( 143 bool SupportsDecodeProfileForV4L2PixelFormats(
142 media::VideoCodecProfile profile, 144 media::VideoCodecProfile profile,
143 const size_t num_formats, 145 const size_t num_formats,
144 const uint32_t pixelformats[]); 146 const uint32_t pixelformats[]);
145 147
146 protected: 148 protected:
147 friend class base::RefCountedThreadSafe<V4L2Device>; 149 friend class base::RefCountedThreadSafe<V4L2Device>;
148 explicit V4L2Device(Type type); 150 explicit V4L2Device(Type type);
149 virtual ~V4L2Device(); 151 virtual ~V4L2Device();
150 152
151 const Type type_; 153 const Type type_;
152 }; 154 };
153 155
154 } // namespace content 156 } // namespace media
155 157
156 #endif // CONTENT_COMMON_GPU_MEDIA_V4L2_DEVICE_H_ 158 #endif // MEDIA_GPU_V4L2_DEVICE_H_
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