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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 #include <dlfcn.h> | 5 #include <dlfcn.h> |
6 #include <errno.h> | 6 #include <errno.h> |
7 #include <fcntl.h> | 7 #include <fcntl.h> |
8 #include <linux/videodev2.h> | 8 #include <linux/videodev2.h> |
9 #include <poll.h> | 9 #include <poll.h> |
10 #include <sys/eventfd.h> | 10 #include <sys/eventfd.h> |
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198 | 198 |
199 DestroyInputBuffers(); | 199 DestroyInputBuffers(); |
200 DestroyOutputBuffers(); | 200 DestroyOutputBuffers(); |
201 | 201 |
202 // These maps have members that should be manually destroyed, e.g. file | 202 // These maps have members that should be manually destroyed, e.g. file |
203 // descriptors, mmap() segments, etc. | 203 // descriptors, mmap() segments, etc. |
204 DCHECK(input_buffer_map_.empty()); | 204 DCHECK(input_buffer_map_.empty()); |
205 DCHECK(output_buffer_map_.empty()); | 205 DCHECK(output_buffer_map_.empty()); |
206 } | 206 } |
207 | 207 |
208 // static | |
209 media::VideoDecodeAccelerator::SupportedResolution | |
210 V4L2VideoDecodeAccelerator::GetSupportedResolution() { | |
wuchengli
2014/12/26 09:37:07
Use the same order in the header file.
henryhsu
2014/12/26 10:25:18
Done.
| |
211 // NOTE: additional autodetection logic may require updating input buffer size | |
212 // selection in platform-specific implementations, such as | |
213 // V4L2VideoDecodeAccelerator. | |
wuchengli
2014/12/26 09:37:07
Update the comment. This is already V4L2VDA.
henryhsu
2014/12/26 10:25:18
Done.
| |
214 media::VideoDecodeAccelerator::SupportedResolution resolution; | |
215 resolution.min.SetSize(16, 16); | |
216 if (CommandLine::ForCurrentProcess()->HasSwitch( | |
217 switches::kIgnoreResolutionLimitsForAcceleratedVideoDecode)) | |
218 resolution.max.SetSize(4096, 2160); | |
219 else | |
220 resolution.max.SetSize(1920, 1088); | |
221 return resolution; | |
222 } | |
223 | |
208 bool V4L2VideoDecodeAccelerator::Initialize(media::VideoCodecProfile profile, | 224 bool V4L2VideoDecodeAccelerator::Initialize(media::VideoCodecProfile profile, |
209 Client* client) { | 225 Client* client) { |
210 DVLOG(3) << "Initialize()"; | 226 DVLOG(3) << "Initialize()"; |
211 DCHECK(child_message_loop_proxy_->BelongsToCurrentThread()); | 227 DCHECK(child_message_loop_proxy_->BelongsToCurrentThread()); |
212 DCHECK_EQ(decoder_state_, kUninitialized); | 228 DCHECK_EQ(decoder_state_, kUninitialized); |
213 | 229 |
214 client_ptr_factory_.reset(new base::WeakPtrFactory<Client>(client)); | 230 client_ptr_factory_.reset(new base::WeakPtrFactory<Client>(client)); |
215 client_ = client_ptr_factory_->GetWeakPtr(); | 231 client_ = client_ptr_factory_->GetWeakPtr(); |
216 | 232 |
217 switch (profile) { | 233 switch (profile) { |
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1934 gfx::Size new_size(base::checked_cast<int>(format.fmt.pix_mp.width), | 1950 gfx::Size new_size(base::checked_cast<int>(format.fmt.pix_mp.width), |
1935 base::checked_cast<int>(format.fmt.pix_mp.height)); | 1951 base::checked_cast<int>(format.fmt.pix_mp.height)); |
1936 if (frame_buffer_size_ != new_size) { | 1952 if (frame_buffer_size_ != new_size) { |
1937 DVLOG(3) << "IsResolutionChangeNecessary(): Resolution change detected"; | 1953 DVLOG(3) << "IsResolutionChangeNecessary(): Resolution change detected"; |
1938 return true; | 1954 return true; |
1939 } | 1955 } |
1940 return false; | 1956 return false; |
1941 } | 1957 } |
1942 | 1958 |
1943 } // namespace content | 1959 } // namespace content |
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