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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/filters/ffmpeg_video_decoder.h" | 5 #include "media/filters/ffmpeg_video_decoder.h" |
6 | 6 |
7 #include <algorithm> | 7 #include <algorithm> |
8 #include <string> | 8 #include <string> |
9 | 9 |
10 #include "base/bind.h" | 10 #include "base/bind.h" |
| 11 #include "base/bind_to_current_loop.h" |
11 #include "base/callback_helpers.h" | 12 #include "base/callback_helpers.h" |
12 #include "base/command_line.h" | 13 #include "base/command_line.h" |
13 #include "base/location.h" | 14 #include "base/location.h" |
14 #include "base/single_thread_task_runner.h" | 15 #include "base/single_thread_task_runner.h" |
15 #include "base/strings/string_number_conversions.h" | 16 #include "base/strings/string_number_conversions.h" |
16 #include "media/base/bind_to_current_loop.h" | |
17 #include "media/base/decoder_buffer.h" | 17 #include "media/base/decoder_buffer.h" |
18 #include "media/base/limits.h" | 18 #include "media/base/limits.h" |
19 #include "media/base/media_switches.h" | 19 #include "media/base/media_switches.h" |
20 #include "media/base/pipeline.h" | 20 #include "media/base/pipeline.h" |
21 #include "media/base/video_decoder_config.h" | 21 #include "media/base/video_decoder_config.h" |
22 #include "media/base/video_frame.h" | 22 #include "media/base/video_frame.h" |
23 #include "media/base/video_util.h" | 23 #include "media/base/video_util.h" |
24 #include "media/ffmpeg/ffmpeg_common.h" | 24 #include "media/ffmpeg/ffmpeg_common.h" |
25 #include "media/filters/ffmpeg_glue.h" | 25 #include "media/filters/ffmpeg_glue.h" |
26 | 26 |
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163 bool low_delay, | 163 bool low_delay, |
164 const PipelineStatusCB& status_cb, | 164 const PipelineStatusCB& status_cb, |
165 const OutputCB& output_cb) { | 165 const OutputCB& output_cb) { |
166 DCHECK(task_runner_->BelongsToCurrentThread()); | 166 DCHECK(task_runner_->BelongsToCurrentThread()); |
167 DCHECK(!config.is_encrypted()); | 167 DCHECK(!config.is_encrypted()); |
168 DCHECK(!output_cb.is_null()); | 168 DCHECK(!output_cb.is_null()); |
169 | 169 |
170 FFmpegGlue::InitializeFFmpeg(); | 170 FFmpegGlue::InitializeFFmpeg(); |
171 | 171 |
172 config_ = config; | 172 config_ = config; |
173 PipelineStatusCB initialize_cb = BindToCurrentLoop(status_cb); | 173 PipelineStatusCB initialize_cb = base::BindToCurrentLoop(status_cb); |
174 | 174 |
175 if (!config.IsValidConfig() || !ConfigureDecoder(low_delay)) { | 175 if (!config.IsValidConfig() || !ConfigureDecoder(low_delay)) { |
176 initialize_cb.Run(DECODER_ERROR_NOT_SUPPORTED); | 176 initialize_cb.Run(DECODER_ERROR_NOT_SUPPORTED); |
177 return; | 177 return; |
178 } | 178 } |
179 | 179 |
180 output_cb_ = BindToCurrentLoop(output_cb); | 180 output_cb_ = base::BindToCurrentLoop(output_cb); |
181 | 181 |
182 // Success! | 182 // Success! |
183 state_ = kNormal; | 183 state_ = kNormal; |
184 initialize_cb.Run(PIPELINE_OK); | 184 initialize_cb.Run(PIPELINE_OK); |
185 } | 185 } |
186 | 186 |
187 void FFmpegVideoDecoder::Decode(const scoped_refptr<DecoderBuffer>& buffer, | 187 void FFmpegVideoDecoder::Decode(const scoped_refptr<DecoderBuffer>& buffer, |
188 const DecodeCB& decode_cb) { | 188 const DecodeCB& decode_cb) { |
189 DCHECK(task_runner_->BelongsToCurrentThread()); | 189 DCHECK(task_runner_->BelongsToCurrentThread()); |
190 DCHECK(buffer.get()); | 190 DCHECK(buffer.get()); |
191 DCHECK(!decode_cb.is_null()); | 191 DCHECK(!decode_cb.is_null()); |
192 CHECK_NE(state_, kUninitialized); | 192 CHECK_NE(state_, kUninitialized); |
193 | 193 |
194 DecodeCB decode_cb_bound = BindToCurrentLoop(decode_cb); | 194 DecodeCB decode_cb_bound = base::BindToCurrentLoop(decode_cb); |
195 | 195 |
196 if (state_ == kError) { | 196 if (state_ == kError) { |
197 decode_cb_bound.Run(kDecodeError); | 197 decode_cb_bound.Run(kDecodeError); |
198 return; | 198 return; |
199 } | 199 } |
200 | 200 |
201 if (state_ == kDecodeFinished) { | 201 if (state_ == kDecodeFinished) { |
202 decode_cb_bound.Run(kOk); | 202 decode_cb_bound.Run(kOk); |
203 return; | 203 return; |
204 } | 204 } |
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353 if (!codec || avcodec_open2(codec_context_.get(), codec, NULL) < 0) { | 353 if (!codec || avcodec_open2(codec_context_.get(), codec, NULL) < 0) { |
354 ReleaseFFmpegResources(); | 354 ReleaseFFmpegResources(); |
355 return false; | 355 return false; |
356 } | 356 } |
357 | 357 |
358 av_frame_.reset(av_frame_alloc()); | 358 av_frame_.reset(av_frame_alloc()); |
359 return true; | 359 return true; |
360 } | 360 } |
361 | 361 |
362 } // namespace media | 362 } // namespace media |
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