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1 // Copyright (c) 2013 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2013 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 "content/common/gpu/media/android_video_decode_accelerator.h" | 5 #include "content/common/gpu/media/android_video_decode_accelerator.h" |
6 | 6 |
7 #include <stddef.h> | 7 #include <stddef.h> |
8 | 8 |
9 #include "base/android/build_info.h" | 9 #include "base/android/build_info.h" |
10 #include "base/auto_reset.h" | 10 #include "base/auto_reset.h" |
11 #include "base/bind.h" | 11 #include "base/bind.h" |
12 #include "base/bind_helpers.h" | 12 #include "base/bind_helpers.h" |
13 #include "base/command_line.h" | 13 #include "base/command_line.h" |
14 #include "base/lazy_instance.h" | 14 #include "base/lazy_instance.h" |
15 #include "base/logging.h" | 15 #include "base/logging.h" |
16 #include "base/message_loop/message_loop.h" | 16 #include "base/message_loop/message_loop.h" |
17 #include "base/metrics/histogram.h" | 17 #include "base/metrics/histogram.h" |
18 #include "base/trace_event/trace_event.h" | 18 #include "base/trace_event/trace_event.h" |
19 #include "content/common/gpu/gpu_channel.h" | 19 #include "content/common/gpu/gpu_channel.h" |
20 #include "content/common/gpu/media/android_copying_backing_strategy.h" | 20 #include "content/common/gpu/media/android_copying_backing_strategy.h" |
21 #include "content/common/gpu/media/android_deferred_rendering_backing_strategy.h
" | 21 #include "content/common/gpu/media/android_deferred_rendering_backing_strategy.h
" |
| 22 #include "content/common/gpu/media/shared_memory_region.h" |
22 #include "content/public/common/content_switches.h" | 23 #include "content/public/common/content_switches.h" |
23 #include "gpu/command_buffer/service/gles2_cmd_decoder.h" | 24 #include "gpu/command_buffer/service/gles2_cmd_decoder.h" |
24 #include "gpu/command_buffer/service/gpu_switches.h" | 25 #include "gpu/command_buffer/service/gpu_switches.h" |
25 #include "gpu/command_buffer/service/mailbox_manager.h" | 26 #include "gpu/command_buffer/service/mailbox_manager.h" |
26 #include "media/base/android/media_codec_bridge.h" | 27 #include "media/base/android/media_codec_bridge.h" |
27 #include "media/base/android/media_codec_util.h" | 28 #include "media/base/android/media_codec_util.h" |
28 #include "media/base/bind_to_current_loop.h" | 29 #include "media/base/bind_to_current_loop.h" |
29 #include "media/base/bitstream_buffer.h" | 30 #include "media/base/bitstream_buffer.h" |
30 #include "media/base/limits.h" | 31 #include "media/base/limits.h" |
31 #include "media/base/media.h" | 32 #include "media/base/media.h" |
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469 pending_bitstream_buffers_.pop(); | 470 pending_bitstream_buffers_.pop(); |
470 TRACE_COUNTER1("media", "AVDA::PendingBitstreamBufferCount", | 471 TRACE_COUNTER1("media", "AVDA::PendingBitstreamBufferCount", |
471 pending_bitstream_buffers_.size()); | 472 pending_bitstream_buffers_.size()); |
472 | 473 |
473 DCHECK_NE(state_, ERROR); | 474 DCHECK_NE(state_, ERROR); |
474 state_ = WAITING_FOR_EOS; | 475 state_ = WAITING_FOR_EOS; |
475 media_codec_->QueueEOS(input_buf_index); | 476 media_codec_->QueueEOS(input_buf_index); |
476 return true; | 477 return true; |
477 } | 478 } |
478 | 479 |
479 scoped_ptr<base::SharedMemory> shm; | 480 scoped_ptr<SharedMemoryRegion> shm; |
480 | 481 |
481 if (pending_input_buf_index_ != -1) { | 482 if (pending_input_buf_index_ == -1) { |
482 // The buffer is already dequeued from MediaCodec, filled with data and | 483 // When |pending_input_buf_index_| is not -1, the buffer is already dequeued |
483 // bitstream_buffer.handle() is closed. | 484 // from MediaCodec, filled with data and bitstream_buffer.handle() is |
484 shm.reset(new base::SharedMemory()); | 485 // closed. |
485 } else { | 486 shm.reset(new SharedMemoryRegion(bitstream_buffer, true)); |
486 shm.reset(new base::SharedMemory(bitstream_buffer.handle(), true)); | |
487 | 487 |
488 if (!shm->Map(bitstream_buffer.size())) { | 488 if (!shm->Map()) { |
489 POST_ERROR(UNREADABLE_INPUT, "Failed to SharedMemory::Map()"); | 489 POST_ERROR(UNREADABLE_INPUT, "Failed to SharedMemoryRegion::Map()"); |
490 return false; | 490 return false; |
491 } | 491 } |
492 } | 492 } |
493 | 493 |
494 const base::TimeDelta presentation_timestamp = | 494 const base::TimeDelta presentation_timestamp = |
495 bitstream_buffer.presentation_timestamp(); | 495 bitstream_buffer.presentation_timestamp(); |
496 DCHECK(presentation_timestamp != media::kNoTimestamp()) | 496 DCHECK(presentation_timestamp != media::kNoTimestamp()) |
497 << "Bitstream buffers must have valid presentation timestamps"; | 497 << "Bitstream buffers must have valid presentation timestamps"; |
498 | 498 |
499 // There may already be a bitstream buffer with this timestamp, e.g., VP9 alt | 499 // There may already be a bitstream buffer with this timestamp, e.g., VP9 alt |
500 // ref frames, but it's OK to overwrite it because we only expect a single | 500 // ref frames, but it's OK to overwrite it because we only expect a single |
501 // output frame to have that timestamp. AVDA clients only use the bitstream | 501 // output frame to have that timestamp. AVDA clients only use the bitstream |
502 // buffer id in the returned Pictures to map a bitstream buffer back to a | 502 // buffer id in the returned Pictures to map a bitstream buffer back to a |
503 // timestamp on their side, so either one of the bitstream buffer ids will | 503 // timestamp on their side, so either one of the bitstream buffer ids will |
504 // result in them finding the right timestamp. | 504 // result in them finding the right timestamp. |
505 bitstream_buffers_in_decoder_[presentation_timestamp] = bitstream_buffer.id(); | 505 bitstream_buffers_in_decoder_[presentation_timestamp] = bitstream_buffer.id(); |
506 | 506 |
507 // Notice that |memory| will be null if we repeatedly enqueue the same buffer, | 507 // Notice that |memory| will be null if we repeatedly enqueue the same buffer, |
508 // this happens after MEDIA_CODEC_NO_KEY. | 508 // this happens after MEDIA_CODEC_NO_KEY. |
509 const uint8_t* memory = static_cast<const uint8_t*>(shm->memory()); | 509 const uint8_t* memory = |
| 510 shm ? static_cast<const uint8_t*>(shm->memory()) : nullptr; |
510 const std::string& key_id = bitstream_buffer.key_id(); | 511 const std::string& key_id = bitstream_buffer.key_id(); |
511 const std::string& iv = bitstream_buffer.iv(); | 512 const std::string& iv = bitstream_buffer.iv(); |
512 const std::vector<media::SubsampleEntry>& subsamples = | 513 const std::vector<media::SubsampleEntry>& subsamples = |
513 bitstream_buffer.subsamples(); | 514 bitstream_buffer.subsamples(); |
514 | 515 |
515 media::MediaCodecStatus status; | 516 media::MediaCodecStatus status; |
516 if (key_id.empty() || iv.empty()) { | 517 if (key_id.empty() || iv.empty()) { |
517 status = media_codec_->QueueInputBuffer(input_buf_index, memory, | 518 status = media_codec_->QueueInputBuffer(input_buf_index, memory, |
518 bitstream_buffer.size(), | 519 bitstream_buffer.size(), |
519 presentation_timestamp); | 520 presentation_timestamp); |
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1166 capabilities.flags = media::VideoDecodeAccelerator::Capabilities:: | 1167 capabilities.flags = media::VideoDecodeAccelerator::Capabilities:: |
1167 NEEDS_ALL_PICTURE_BUFFERS_TO_DECODE | | 1168 NEEDS_ALL_PICTURE_BUFFERS_TO_DECODE | |
1168 media::VideoDecodeAccelerator::Capabilities:: | 1169 media::VideoDecodeAccelerator::Capabilities:: |
1169 SUPPORTS_EXTERNAL_OUTPUT_SURFACE; | 1170 SUPPORTS_EXTERNAL_OUTPUT_SURFACE; |
1170 } | 1171 } |
1171 | 1172 |
1172 return capabilities; | 1173 return capabilities; |
1173 } | 1174 } |
1174 | 1175 |
1175 } // namespace content | 1176 } // namespace content |
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