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| 1 // Copyright 2015 The Chromium Authors. All rights reserved. | 1 // Copyright 2015 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/browser/renderer_host/media/video_capture_gpu_jpeg_decoder.h" | 5 #include "content/browser/renderer_host/media/video_capture_gpu_jpeg_decoder.h" |
| 6 | 6 |
| 7 #include <utility> | 7 #include <utility> |
| 8 | 8 |
| 9 #include "base/bind.h" | 9 #include "base/bind.h" |
| 10 #include "base/command_line.h" | 10 #include "base/command_line.h" |
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| 115 } | 115 } |
| 116 memcpy(in_shared_memory_->memory(), data, in_buffer_size); | 116 memcpy(in_shared_memory_->memory(), data, in_buffer_size); |
| 117 | 117 |
| 118 // No need to lock for |in_buffer_id_| since IsDecoding_Locked() is false. | 118 // No need to lock for |in_buffer_id_| since IsDecoding_Locked() is false. |
| 119 in_buffer_id_ = next_bitstream_buffer_id_; | 119 in_buffer_id_ = next_bitstream_buffer_id_; |
| 120 media::BitstreamBuffer in_buffer(in_buffer_id_, in_shared_memory_->handle(), | 120 media::BitstreamBuffer in_buffer(in_buffer_id_, in_shared_memory_->handle(), |
| 121 in_buffer_size); | 121 in_buffer_size); |
| 122 // Mask against 30 bits, to avoid (undefined) wraparound on signed integer. | 122 // Mask against 30 bits, to avoid (undefined) wraparound on signed integer. |
| 123 next_bitstream_buffer_id_ = (next_bitstream_buffer_id_ + 1) & 0x3FFFFFFF; | 123 next_bitstream_buffer_id_ = (next_bitstream_buffer_id_ + 1) & 0x3FFFFFFF; |
| 124 | 124 |
| 125 // The APIs of |decoder_| and |decode_done_cb_| require us to wrap the | 125 // The API of |decoder_| requires us to wrap the |out_buffer| in a VideoFrame. |
| 126 // |out_buffer| in a VideoFrame. | |
| 127 const gfx::Size dimensions = frame_format.frame_size; | 126 const gfx::Size dimensions = frame_format.frame_size; |
| 128 std::unique_ptr<media::VideoCaptureBufferHandle> out_buffer_access = | 127 std::unique_ptr<media::VideoCaptureBufferHandle> out_buffer_access = |
| 129 out_buffer.handle_provider()->GetHandleForInProcessAccess(); | 128 out_buffer.handle_provider->GetHandleForInProcessAccess(); |
| 130 base::SharedMemoryHandle out_handle = | 129 base::SharedMemoryHandle out_handle = |
| 131 out_buffer.handle_provider()->GetNonOwnedSharedMemoryHandleForLegacyIPC(); | 130 out_buffer.handle_provider->GetNonOwnedSharedMemoryHandleForLegacyIPC(); |
| 132 scoped_refptr<media::VideoFrame> out_frame = | 131 scoped_refptr<media::VideoFrame> out_frame = |
| 133 media::VideoFrame::WrapExternalSharedMemory( | 132 media::VideoFrame::WrapExternalSharedMemory( |
| 134 media::PIXEL_FORMAT_I420, // format | 133 media::PIXEL_FORMAT_I420, // format |
| 135 dimensions, // coded_size | 134 dimensions, // coded_size |
| 136 gfx::Rect(dimensions), // visible_rect | 135 gfx::Rect(dimensions), // visible_rect |
| 137 dimensions, // natural_size | 136 dimensions, // natural_size |
| 138 out_buffer_access->data(), // data | 137 out_buffer_access->data(), // data |
| 139 out_buffer_access->mapped_size(), // data_size | 138 out_buffer_access->mapped_size(), // data_size |
| 140 out_handle, // handle | 139 out_handle, // handle |
| 141 0, // shared_memory_offset | 140 0, // shared_memory_offset |
| 142 timestamp); // timestamp | 141 timestamp); // timestamp |
| 143 if (!out_frame) { | 142 if (!out_frame) { |
| 144 base::AutoLock lock(lock_); | 143 base::AutoLock lock(lock_); |
| 145 decoder_status_ = FAILED; | 144 decoder_status_ = FAILED; |
| 146 LOG(ERROR) << "DecodeCapturedData: WrapExternalSharedMemory failed"; | 145 LOG(ERROR) << "DecodeCapturedData: WrapExternalSharedMemory failed"; |
| 147 return; | 146 return; |
| 148 } | 147 } |
| 149 out_frame->metadata()->SetDouble(media::VideoFrameMetadata::FRAME_RATE, | 148 out_frame->metadata()->SetDouble(media::VideoFrameMetadata::FRAME_RATE, |
| 150 frame_format.frame_rate); | 149 frame_format.frame_rate); |
| 151 | 150 |
| 152 out_frame->metadata()->SetTimeTicks(media::VideoFrameMetadata::REFERENCE_TIME, | 151 out_frame->metadata()->SetTimeTicks(media::VideoFrameMetadata::REFERENCE_TIME, |
| 153 reference_time); | 152 reference_time); |
| 154 | 153 |
| 154 media::mojom::VideoFrameInfoPtr out_frame_info = |
| 155 media::mojom::VideoFrameInfo::New(); |
| 156 out_frame_info->timestamp = timestamp; |
| 157 out_frame_info->pixel_format = media::PIXEL_FORMAT_I420; |
| 158 out_frame_info->storage_type = media::PIXEL_STORAGE_CPU; |
| 159 out_frame_info->coded_size = dimensions; |
| 160 out_frame_info->visible_rect = gfx::Rect(dimensions); |
| 161 out_frame_info->metadata = out_frame->metadata()->CopyInternalValues(); |
| 162 |
| 155 { | 163 { |
| 156 base::AutoLock lock(lock_); | 164 base::AutoLock lock(lock_); |
| 157 decode_done_closure_ = | 165 decode_done_closure_ = |
| 158 base::Bind(decode_done_cb_, base::Passed(&out_buffer), out_frame); | 166 base::Bind(decode_done_cb_, out_buffer.id, out_buffer.frame_feedback_id, |
| 167 base::Passed(&out_buffer.access_permission), |
| 168 base::Passed(&out_frame_info)); |
| 159 } | 169 } |
| 160 decoder_->Decode(in_buffer, std::move(out_frame)); | 170 decoder_->Decode(in_buffer, std::move(out_frame)); |
| 161 } | 171 } |
| 162 | 172 |
| 163 void VideoCaptureGpuJpegDecoder::VideoFrameReady(int32_t bitstream_buffer_id) { | 173 void VideoCaptureGpuJpegDecoder::VideoFrameReady(int32_t bitstream_buffer_id) { |
| 164 DCHECK_CURRENTLY_ON(BrowserThread::IO); | 174 DCHECK_CURRENTLY_ON(BrowserThread::IO); |
| 165 TRACE_EVENT0("jpeg", "VideoCaptureGpuJpegDecoder::VideoFrameReady"); | 175 TRACE_EVENT0("jpeg", "VideoCaptureGpuJpegDecoder::VideoFrameReady"); |
| 166 base::AutoLock lock(lock_); | 176 base::AutoLock lock(lock_); |
| 167 | 177 |
| 168 if (!IsDecoding_Locked()) { | 178 if (!IsDecoding_Locked()) { |
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| 252 lock_.AssertAcquired(); | 262 lock_.AssertAcquired(); |
| 253 return !decode_done_closure_.is_null(); | 263 return !decode_done_closure_.is_null(); |
| 254 } | 264 } |
| 255 | 265 |
| 256 void VideoCaptureGpuJpegDecoder::RecordInitDecodeUMA_Locked() { | 266 void VideoCaptureGpuJpegDecoder::RecordInitDecodeUMA_Locked() { |
| 257 UMA_HISTOGRAM_BOOLEAN("Media.VideoCaptureGpuJpegDecoder.InitDecodeSuccess", | 267 UMA_HISTOGRAM_BOOLEAN("Media.VideoCaptureGpuJpegDecoder.InitDecodeSuccess", |
| 258 decoder_status_ == INIT_PASSED); | 268 decoder_status_ == INIT_PASSED); |
| 259 } | 269 } |
| 260 | 270 |
| 261 } // namespace content | 271 } // namespace content |
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