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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 "media/formats/mp4/mp4_stream_parser.h" | 5 #include "media/formats/mp4/mp4_stream_parser.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 #include <limits> | 8 #include <limits> |
9 #include <utility> | 9 #include <utility> |
10 #include <vector> | 10 #include <vector> |
11 | 11 |
12 #include "base/callback_helpers.h" | 12 #include "base/callback_helpers.h" |
13 #include "base/logging.h" | 13 #include "base/logging.h" |
14 #include "base/strings/string_number_conversions.h" | 14 #include "base/strings/string_number_conversions.h" |
15 #include "base/time/time.h" | 15 #include "base/time/time.h" |
16 #include "build/build_config.h" | 16 #include "build/build_config.h" |
17 #include "media/base/audio_decoder_config.h" | 17 #include "media/base/audio_decoder_config.h" |
18 #include "media/base/media_tracks.h" | 18 #include "media/base/media_tracks.h" |
19 #include "media/base/media_util.h" | |
20 #include "media/base/stream_parser_buffer.h" | 19 #include "media/base/stream_parser_buffer.h" |
21 #include "media/base/text_track_config.h" | 20 #include "media/base/text_track_config.h" |
22 #include "media/base/timestamp_constants.h" | 21 #include "media/base/timestamp_constants.h" |
23 #include "media/base/video_decoder_config.h" | 22 #include "media/base/video_decoder_config.h" |
24 #include "media/base/video_util.h" | 23 #include "media/base/video_util.h" |
25 #include "media/formats/mp4/box_definitions.h" | 24 #include "media/formats/mp4/box_definitions.h" |
26 #include "media/formats/mp4/box_reader.h" | 25 #include "media/formats/mp4/box_reader.h" |
27 #include "media/formats/mp4/es_descriptor.h" | 26 #include "media/formats/mp4/es_descriptor.h" |
28 #include "media/formats/mp4/rcheck.h" | 27 #include "media/formats/mp4/rcheck.h" |
29 #include "media/formats/mpeg/adts_constants.h" | 28 #include "media/formats/mpeg/adts_constants.h" |
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298 sample_format = kSampleFormatS16; | 297 sample_format = kSampleFormatS16; |
299 } else if (entry.samplesize == 32) { | 298 } else if (entry.samplesize == 32) { |
300 sample_format = kSampleFormatS32; | 299 sample_format = kSampleFormatS32; |
301 } else { | 300 } else { |
302 LOG(ERROR) << "Unsupported sample size."; | 301 LOG(ERROR) << "Unsupported sample size."; |
303 return false; | 302 return false; |
304 } | 303 } |
305 | 304 |
306 is_audio_track_encrypted_ = entry.sinf.info.track_encryption.is_encrypted; | 305 is_audio_track_encrypted_ = entry.sinf.info.track_encryption.is_encrypted; |
307 DVLOG(1) << "is_audio_track_encrypted_: " << is_audio_track_encrypted_; | 306 DVLOG(1) << "is_audio_track_encrypted_: " << is_audio_track_encrypted_; |
308 audio_config.Initialize( | 307 audio_config.Initialize(codec, sample_format, channel_layout, |
309 codec, sample_format, channel_layout, sample_per_second, extra_data, | 308 sample_per_second, extra_data, |
310 is_audio_track_encrypted_ ? AesCtrEncryptionScheme() : Unencrypted(), | 309 is_audio_track_encrypted_, base::TimeDelta(), 0); |
311 base::TimeDelta(), 0); | |
312 has_audio_ = true; | 310 has_audio_ = true; |
313 audio_track_id_ = track->header.track_id; | 311 audio_track_id_ = track->header.track_id; |
314 media_tracks->AddAudioTrack( | 312 media_tracks->AddAudioTrack( |
315 audio_config, base::UintToString(audio_track_id_), "main", | 313 audio_config, base::UintToString(audio_track_id_), "main", |
316 track->media.handler.name, track->media.header.language()); | 314 track->media.handler.name, track->media.header.language()); |
317 } | 315 } |
318 if (track->media.handler.type == kVideo && !video_config.IsValidConfig()) { | 316 if (track->media.handler.type == kVideo && !video_config.IsValidConfig()) { |
319 RCHECK(!samp_descr.video_entries.empty()); | 317 RCHECK(!samp_descr.video_entries.empty()); |
320 if (desc_idx >= samp_descr.video_entries.size()) | 318 if (desc_idx >= samp_descr.video_entries.size()) |
321 desc_idx = 0; | 319 desc_idx = 0; |
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345 gfx::Size(track->header.width, track->header.height); | 343 gfx::Size(track->header.width, track->header.height); |
346 } | 344 } |
347 | 345 |
348 is_video_track_encrypted_ = entry.sinf.info.track_encryption.is_encrypted; | 346 is_video_track_encrypted_ = entry.sinf.info.track_encryption.is_encrypted; |
349 DVLOG(1) << "is_video_track_encrypted_: " << is_video_track_encrypted_; | 347 DVLOG(1) << "is_video_track_encrypted_: " << is_video_track_encrypted_; |
350 video_config.Initialize( | 348 video_config.Initialize( |
351 entry.video_codec, entry.video_codec_profile, PIXEL_FORMAT_YV12, | 349 entry.video_codec, entry.video_codec_profile, PIXEL_FORMAT_YV12, |
352 COLOR_SPACE_HD_REC709, coded_size, visible_rect, natural_size, | 350 COLOR_SPACE_HD_REC709, coded_size, visible_rect, natural_size, |
353 // No decoder-specific buffer needed for AVC; | 351 // No decoder-specific buffer needed for AVC; |
354 // SPS/PPS are embedded in the video stream | 352 // SPS/PPS are embedded in the video stream |
355 EmptyExtraData(), | 353 std::vector<uint8_t>(), is_video_track_encrypted_); |
356 is_video_track_encrypted_ ? AesCtrEncryptionScheme() : Unencrypted()); | |
357 has_video_ = true; | 354 has_video_ = true; |
358 video_track_id_ = track->header.track_id; | 355 video_track_id_ = track->header.track_id; |
359 media_tracks->AddVideoTrack( | 356 media_tracks->AddVideoTrack( |
360 video_config, base::UintToString(video_track_id_), "main", | 357 video_config, base::UintToString(video_track_id_), "main", |
361 track->media.handler.name, track->media.header.language()); | 358 track->media.handler.name, track->media.header.language()); |
362 } | 359 } |
363 } | 360 } |
364 | 361 |
365 if (!moov_->pssh.empty()) | 362 if (!moov_->pssh.empty()) |
366 OnEncryptedMediaInitData(moov_->pssh); | 363 OnEncryptedMediaInitData(moov_->pssh); |
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668 runs.AdvanceSample(); | 665 runs.AdvanceSample(); |
669 } | 666 } |
670 runs.AdvanceRun(); | 667 runs.AdvanceRun(); |
671 } | 668 } |
672 | 669 |
673 return true; | 670 return true; |
674 } | 671 } |
675 | 672 |
676 } // namespace mp4 | 673 } // namespace mp4 |
677 } // namespace media | 674 } // namespace media |
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