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Issue 136343002: Remove Chrome for TV code. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Rebased. Created 6 years, 11 months ago
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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/source_buffer_stream.h" 5 #include "media/filters/source_buffer_stream.h"
6 6
7 #include <algorithm> 7 #include <algorithm>
8 #include <map> 8 #include <map>
9 9
10 #include "base/bind.h" 10 #include "base/bind.h"
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306 // An arbitrarily-chosen number to estimate the duration of a buffer if none 306 // An arbitrarily-chosen number to estimate the duration of a buffer if none
307 // is set and there's not enough information to get a better estimate. 307 // is set and there's not enough information to get a better estimate.
308 static int kDefaultBufferDurationInMs = 125; 308 static int kDefaultBufferDurationInMs = 125;
309 309
310 // The amount of time the beginning of the buffered data can differ from the 310 // The amount of time the beginning of the buffered data can differ from the
311 // start time in order to still be considered the start of stream. 311 // start time in order to still be considered the start of stream.
312 static base::TimeDelta kSeekToStartFudgeRoom() { 312 static base::TimeDelta kSeekToStartFudgeRoom() {
313 return base::TimeDelta::FromMilliseconds(1000); 313 return base::TimeDelta::FromMilliseconds(1000);
314 } 314 }
315 // The maximum amount of data in bytes the stream will keep in memory. 315 // The maximum amount of data in bytes the stream will keep in memory.
316 #if defined(GOOGLE_TV)
317 // In Google TV, set the size of the buffer to 1 min because of
318 // the limited memory of the embedded system.
319 // 2MB: approximately 1 minutes of 256Kbps content.
320 // 30MB: approximately 1 minutes of 4Mbps content.
321 static int kDefaultAudioMemoryLimit = 2 * 1024 * 1024;
322 static int kDefaultVideoMemoryLimit = 30 * 1024 * 1024;
323 #else
324 // 12MB: approximately 5 minutes of 320Kbps content. 316 // 12MB: approximately 5 minutes of 320Kbps content.
325 // 150MB: approximately 5 minutes of 4Mbps content. 317 // 150MB: approximately 5 minutes of 4Mbps content.
326 static int kDefaultAudioMemoryLimit = 12 * 1024 * 1024; 318 static int kDefaultAudioMemoryLimit = 12 * 1024 * 1024;
327 static int kDefaultVideoMemoryLimit = 150 * 1024 * 1024; 319 static int kDefaultVideoMemoryLimit = 150 * 1024 * 1024;
328 #endif
329 320
330 namespace media { 321 namespace media {
331 322
332 SourceBufferStream::SourceBufferStream(const AudioDecoderConfig& audio_config, 323 SourceBufferStream::SourceBufferStream(const AudioDecoderConfig& audio_config,
333 const LogCB& log_cb) 324 const LogCB& log_cb)
334 : log_cb_(log_cb), 325 : log_cb_(log_cb),
335 current_config_index_(0), 326 current_config_index_(0),
336 append_config_index_(0), 327 append_config_index_(0),
337 seek_pending_(false), 328 seek_pending_(false),
338 end_of_stream_(false), 329 end_of_stream_(false),
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2007 return ComputeFudgeRoom(GetApproximateDuration()); 1998 return ComputeFudgeRoom(GetApproximateDuration());
2008 } 1999 }
2009 2000
2010 base::TimeDelta SourceBufferRange::GetApproximateDuration() const { 2001 base::TimeDelta SourceBufferRange::GetApproximateDuration() const {
2011 base::TimeDelta max_interbuffer_distance = interbuffer_distance_cb_.Run(); 2002 base::TimeDelta max_interbuffer_distance = interbuffer_distance_cb_.Run();
2012 DCHECK(max_interbuffer_distance != kNoTimestamp()); 2003 DCHECK(max_interbuffer_distance != kNoTimestamp());
2013 return max_interbuffer_distance; 2004 return max_interbuffer_distance;
2014 } 2005 }
2015 2006
2016 } // namespace media 2007 } // namespace media
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