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// Copyright 2020 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/mojo/mojom/video_frame_metadata_mojom_traits.h"
#include <utility>
#include "base/callback_helpers.h"
#include "base/logging.h"
#include "build/build_config.h"
#include "mojo/public/cpp/base/time_mojom_traits.h"
#include "mojo/public/cpp/base/unguessable_token_mojom_traits.h"
namespace mojo {
// Deserializes has_field and field into a base::Optional.
#define DESERIALIZE_INTO_OPT(field) \
if (input.has_##field()) \
output->field = input.field()
#define READ_AND_ASSIGN_OPT(type, field, FieldInCamelCase) \
base::Optional<type> field; \
if (!input.Read##FieldInCamelCase(&field)) \
return false; \
\
output->field = field
// static
bool StructTraits<media::mojom::VideoFrameMetadataDataView,
media::VideoFrameMetadata>::
Read(media::mojom::VideoFrameMetadataDataView input,
media::VideoFrameMetadata* output) {
// int.
DESERIALIZE_INTO_OPT(capture_counter);
// bool.
output->allow_overlay = input.allow_overlay();
output->end_of_stream = input.end_of_stream();
output->texture_owner = input.texture_owner();
output->wants_promotion_hint = input.wants_promotion_hint();
output->protected_video = input.protected_video();
output->hw_protected = input.hw_protected();
output->power_efficient = input.power_efficient();
output->read_lock_fences_enabled = input.read_lock_fences_enabled();
output->interactive_content = input.interactive_content();
// double.
DESERIALIZE_INTO_OPT(device_scale_factor);
DESERIALIZE_INTO_OPT(page_scale_factor);
DESERIALIZE_INTO_OPT(root_scroll_offset_x);
DESERIALIZE_INTO_OPT(root_scroll_offset_y);
DESERIALIZE_INTO_OPT(top_controls_visible_height);
DESERIALIZE_INTO_OPT(frame_rate);
DESERIALIZE_INTO_OPT(rtp_timestamp);
if (input.has_rotation()) {
media::VideoRotation rotation;
if (!input.ReadRotation(&rotation))
return false;
output->rotation = rotation;
}
if (input.has_copy_mode()) {
media::VideoFrameMetadata::CopyMode copy_mode;
if (!input.ReadCopyMode(©_mode))
return false;
output->copy_mode = copy_mode;
}
READ_AND_ASSIGN_OPT(base::UnguessableToken, overlay_plane_id, OverlayPlaneId);
READ_AND_ASSIGN_OPT(gfx::Rect, capture_update_rect, CaptureUpdateRect);
READ_AND_ASSIGN_OPT(base::TimeTicks, receive_time, ReceiveTime);
READ_AND_ASSIGN_OPT(base::TimeTicks, capture_begin_time, CaptureBeginTime);
READ_AND_ASSIGN_OPT(base::TimeTicks, capture_end_time, CaptureEndTime);
READ_AND_ASSIGN_OPT(base::TimeTicks, decode_begin_time, DecodeBeginTime);
READ_AND_ASSIGN_OPT(base::TimeTicks, decode_end_time, DecodeEndTime);
READ_AND_ASSIGN_OPT(base::TimeTicks, reference_time, ReferenceTime);
READ_AND_ASSIGN_OPT(base::TimeDelta, processing_time, ProcessingTime);
READ_AND_ASSIGN_OPT(base::TimeDelta, frame_duration, FrameDuration);
READ_AND_ASSIGN_OPT(base::TimeDelta, wallclock_frame_duration,
WallclockFrameDuration);
return true;
}
} // namespace mojo
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