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| 1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2012 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 #ifndef MEDIA_BASE_VIDEO_UTIL_H_ | 5 #ifndef MEDIA_BASE_VIDEO_UTIL_H_ |
| 6 #define MEDIA_BASE_VIDEO_UTIL_H_ | 6 #define MEDIA_BASE_VIDEO_UTIL_H_ |
| 7 | 7 |
| 8 #include "base/basictypes.h" | 8 #include "base/basictypes.h" |
| 9 #include "media/base/media_export.h" | 9 #include "media/base/media_export.h" |
| 10 #include "ui/gfx/geometry/rect.h" | 10 #include "ui/gfx/geometry/rect.h" |
| 11 #include "ui/gfx/size.h" | 11 #include "ui/gfx/geometry/size.h" |
| 12 | 12 |
| 13 namespace media { | 13 namespace media { |
| 14 | 14 |
| 15 class VideoFrame; | 15 class VideoFrame; |
| 16 | 16 |
| 17 // Computes the size of |visible_size| for a given aspect ratio. | 17 // Computes the size of |visible_size| for a given aspect ratio. |
| 18 MEDIA_EXPORT gfx::Size GetNaturalSize(const gfx::Size& visible_size, | 18 MEDIA_EXPORT gfx::Size GetNaturalSize(const gfx::Size& visible_size, |
| 19 int aspect_ratio_numerator, | 19 int aspect_ratio_numerator, |
| 20 int aspect_ratio_denominator); | 20 int aspect_ratio_denominator); |
| 21 | 21 |
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| 87 // Copy an RGB bitmap into the specified |region_in_frame| of a YUV video frame. | 87 // Copy an RGB bitmap into the specified |region_in_frame| of a YUV video frame. |
| 88 // Fills the regions outside |region_in_frame| with black. | 88 // Fills the regions outside |region_in_frame| with black. |
| 89 MEDIA_EXPORT void CopyRGBToVideoFrame(const uint8* source, | 89 MEDIA_EXPORT void CopyRGBToVideoFrame(const uint8* source, |
| 90 int stride, | 90 int stride, |
| 91 const gfx::Rect& region_in_frame, | 91 const gfx::Rect& region_in_frame, |
| 92 VideoFrame* frame); | 92 VideoFrame* frame); |
| 93 | 93 |
| 94 } // namespace media | 94 } // namespace media |
| 95 | 95 |
| 96 #endif // MEDIA_BASE_VIDEO_UTIL_H_ | 96 #endif // MEDIA_BASE_VIDEO_UTIL_H_ |
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