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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 #include "media/base/video_frame.h" | 5 #include "media/base/video_frame.h" |
6 | 6 |
7 #include "base/logging.h" | 7 #include "base/logging.h" |
8 #include "base/string_piece.h" | 8 #include "base/string_piece.h" |
9 #include "media/base/limits.h" | 9 #include "media/base/limits.h" |
10 #include "media/base/video_util.h" | 10 #include "media/base/video_util.h" |
11 #if !defined(OS_ANDROID) | 11 #if !defined(OS_ANDROID) |
12 #include "media/ffmpeg/ffmpeg_common.h" | 12 #include "media/ffmpeg/ffmpeg_common.h" |
13 #endif | 13 #endif |
14 | 14 |
15 #include <algorithm> | 15 #include <algorithm> |
16 | 16 |
17 namespace media { | 17 namespace media { |
18 | 18 |
19 // static | 19 // static |
20 scoped_refptr<VideoFrame> VideoFrame::CreateFrame( | 20 scoped_refptr<VideoFrame> VideoFrame::CreateFrame( |
21 VideoFrame::Format format, | 21 VideoFrame::Format format, |
22 size_t width, | 22 size_t width, |
23 size_t height, | 23 size_t height, |
| 24 const gfx::Size& natural_size, |
24 base::TimeDelta timestamp) { | 25 base::TimeDelta timestamp) { |
25 DCHECK(IsValidConfig(format, width, height)); | 26 DCHECK(IsValidConfig(format, width, height)); |
26 scoped_refptr<VideoFrame> frame(new VideoFrame( | 27 scoped_refptr<VideoFrame> frame(new VideoFrame( |
27 format, width, height, timestamp)); | 28 format, width, height, natural_size, timestamp)); |
28 switch (format) { | 29 switch (format) { |
29 case VideoFrame::RGB32: | 30 case VideoFrame::RGB32: |
30 frame->AllocateRGB(4u); | 31 frame->AllocateRGB(4u); |
31 break; | 32 break; |
32 case VideoFrame::YV12: | 33 case VideoFrame::YV12: |
33 case VideoFrame::YV16: | 34 case VideoFrame::YV16: |
34 frame->AllocateYUV(); | 35 frame->AllocateYUV(); |
35 break; | 36 break; |
36 default: | 37 default: |
37 LOG(FATAL) << "Unsupported frame format: " << format; | 38 LOG(FATAL) << "Unsupported frame format: " << format; |
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50 width <= limits::kMaxDimension && height <= limits::kMaxDimension && | 51 width <= limits::kMaxDimension && height <= limits::kMaxDimension && |
51 width * height <= limits::kMaxCanvas); | 52 width * height <= limits::kMaxCanvas); |
52 } | 53 } |
53 | 54 |
54 // static | 55 // static |
55 scoped_refptr<VideoFrame> VideoFrame::WrapNativeTexture( | 56 scoped_refptr<VideoFrame> VideoFrame::WrapNativeTexture( |
56 uint32 texture_id, | 57 uint32 texture_id, |
57 uint32 texture_target, | 58 uint32 texture_target, |
58 size_t width, | 59 size_t width, |
59 size_t height, | 60 size_t height, |
| 61 const gfx::Size& natural_size, |
60 base::TimeDelta timestamp, | 62 base::TimeDelta timestamp, |
61 const base::Closure& no_longer_needed) { | 63 const base::Closure& no_longer_needed) { |
62 scoped_refptr<VideoFrame> frame( | 64 scoped_refptr<VideoFrame> frame( |
63 new VideoFrame(NATIVE_TEXTURE, width, height, timestamp)); | 65 new VideoFrame(NATIVE_TEXTURE, width, height, natural_size, timestamp)); |
64 frame->texture_id_ = texture_id; | 66 frame->texture_id_ = texture_id; |
65 frame->texture_target_ = texture_target; | 67 frame->texture_target_ = texture_target; |
66 frame->texture_no_longer_needed_ = no_longer_needed; | 68 frame->texture_no_longer_needed_ = no_longer_needed; |
67 return frame; | 69 return frame; |
68 } | 70 } |
69 | 71 |
70 // static | 72 // static |
71 scoped_refptr<VideoFrame> VideoFrame::CreateEmptyFrame() { | 73 scoped_refptr<VideoFrame> VideoFrame::CreateEmptyFrame() { |
72 return new VideoFrame( | 74 return new VideoFrame( |
73 VideoFrame::EMPTY, 0, 0, base::TimeDelta()); | 75 VideoFrame::EMPTY, 0, 0, gfx::Size(), base::TimeDelta()); |
74 } | 76 } |
75 | 77 |
76 // static | 78 // static |
77 scoped_refptr<VideoFrame> VideoFrame::CreateBlackFrame(int width, int height) { | 79 scoped_refptr<VideoFrame> VideoFrame::CreateBlackFrame(int width, int height) { |
78 DCHECK_GT(width, 0); | 80 DCHECK_GT(width, 0); |
79 DCHECK_GT(height, 0); | 81 DCHECK_GT(height, 0); |
80 | 82 |
81 // Create our frame. | 83 // Create our frame. |
82 const base::TimeDelta kZero; | 84 const base::TimeDelta kZero; |
83 scoped_refptr<VideoFrame> frame = | 85 scoped_refptr<VideoFrame> frame = |
84 VideoFrame::CreateFrame(VideoFrame::YV12, width, height, kZero); | 86 VideoFrame::CreateFrame(VideoFrame::YV12, width, height, |
| 87 gfx::Size(width, height), kZero); |
85 | 88 |
86 // Now set the data to YUV(0,128,128). | 89 // Now set the data to YUV(0,128,128). |
87 const uint8 kBlackY = 0x00; | 90 const uint8 kBlackY = 0x00; |
88 const uint8 kBlackUV = 0x80; | 91 const uint8 kBlackUV = 0x80; |
89 FillYUV(frame, kBlackY, kBlackUV, kBlackUV); | 92 FillYUV(frame, kBlackY, kBlackUV, kBlackUV); |
90 return frame; | 93 return frame; |
91 } | 94 } |
92 | 95 |
93 static inline size_t RoundUp(size_t value, size_t alignment) { | 96 static inline size_t RoundUp(size_t value, size_t alignment) { |
94 // Check that |alignment| is a power of 2. | 97 // Check that |alignment| is a power of 2. |
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158 data_[VideoFrame::kUPlane] = data + y_bytes; | 161 data_[VideoFrame::kUPlane] = data + y_bytes; |
159 data_[VideoFrame::kVPlane] = data + y_bytes + uv_bytes; | 162 data_[VideoFrame::kVPlane] = data + y_bytes + uv_bytes; |
160 strides_[VideoFrame::kYPlane] = y_stride; | 163 strides_[VideoFrame::kYPlane] = y_stride; |
161 strides_[VideoFrame::kUPlane] = uv_stride; | 164 strides_[VideoFrame::kUPlane] = uv_stride; |
162 strides_[VideoFrame::kVPlane] = uv_stride; | 165 strides_[VideoFrame::kVPlane] = uv_stride; |
163 } | 166 } |
164 | 167 |
165 VideoFrame::VideoFrame(VideoFrame::Format format, | 168 VideoFrame::VideoFrame(VideoFrame::Format format, |
166 size_t width, | 169 size_t width, |
167 size_t height, | 170 size_t height, |
| 171 const gfx::Size& natural_size, |
168 base::TimeDelta timestamp) | 172 base::TimeDelta timestamp) |
169 : format_(format), | 173 : format_(format), |
170 width_(width), | 174 width_(width), |
171 height_(height), | 175 height_(height), |
| 176 natural_size_(natural_size), |
172 texture_id_(0), | 177 texture_id_(0), |
173 texture_target_(0), | 178 texture_target_(0), |
174 timestamp_(timestamp) { | 179 timestamp_(timestamp) { |
175 memset(&strides_, 0, sizeof(strides_)); | 180 memset(&strides_, 0, sizeof(strides_)); |
176 memset(&data_, 0, sizeof(data_)); | 181 memset(&data_, 0, sizeof(data_)); |
177 } | 182 } |
178 | 183 |
179 VideoFrame::~VideoFrame() { | 184 VideoFrame::~VideoFrame() { |
180 if (format_ == NATIVE_TEXTURE && !texture_no_longer_needed_.is_null()) { | 185 if (format_ == NATIVE_TEXTURE && !texture_no_longer_needed_.is_null()) { |
181 texture_no_longer_needed_.Run(); | 186 texture_no_longer_needed_.Run(); |
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290 break; | 295 break; |
291 for(int row = 0; row < rows(plane); row++) { | 296 for(int row = 0; row < rows(plane); row++) { |
292 base::MD5Update(context, base::StringPiece( | 297 base::MD5Update(context, base::StringPiece( |
293 reinterpret_cast<char*>(data(plane) + stride(plane) * row), | 298 reinterpret_cast<char*>(data(plane) + stride(plane) * row), |
294 row_bytes(plane))); | 299 row_bytes(plane))); |
295 } | 300 } |
296 } | 301 } |
297 } | 302 } |
298 | 303 |
299 } // namespace media | 304 } // namespace media |
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