e3fe4a7c2d
Chrome coding standard now discourages use of references to smart pointers. This cl updates some recent methods to the new conventions. BUG=webrtc:6672 Review-Url: https://codereview.webrtc.org/2477233004 Cr-Commit-Position: refs/heads/master@{#15028}
90 lines
2.5 KiB
C++
90 lines
2.5 KiB
C++
/*
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* Copyright (c) 2012 The WebRTC project authors. All Rights Reserved.
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*
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* Use of this source code is governed by a BSD-style license
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* that can be found in the LICENSE file in the root of the source
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* tree. An additional intellectual property rights grant can be found
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* in the file PATENTS. All contributing project authors may
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* be found in the AUTHORS file in the root of the source tree.
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*/
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#include "webrtc/video_frame.h"
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#include <string.h>
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#include <algorithm> // swap
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#include "webrtc/base/bind.h"
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#include "webrtc/base/checks.h"
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namespace webrtc {
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// FFmpeg's decoder, used by H264DecoderImpl, requires up to 8 bytes padding due
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// to optimized bitstream readers. See avcodec_decode_video2.
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const size_t EncodedImage::kBufferPaddingBytesH264 = 8;
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VideoFrame::VideoFrame()
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: video_frame_buffer_(nullptr),
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timestamp_rtp_(0),
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ntp_time_ms_(0),
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timestamp_us_(0),
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rotation_(kVideoRotation_0) {}
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VideoFrame::VideoFrame(const rtc::scoped_refptr<VideoFrameBuffer>& buffer,
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webrtc::VideoRotation rotation,
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int64_t timestamp_us)
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: video_frame_buffer_(buffer),
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timestamp_rtp_(0),
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ntp_time_ms_(0),
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timestamp_us_(timestamp_us),
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rotation_(rotation) {}
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VideoFrame::VideoFrame(const rtc::scoped_refptr<VideoFrameBuffer>& buffer,
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uint32_t timestamp,
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int64_t render_time_ms,
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VideoRotation rotation)
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: video_frame_buffer_(buffer),
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timestamp_rtp_(timestamp),
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ntp_time_ms_(0),
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timestamp_us_(render_time_ms * rtc::kNumMicrosecsPerMillisec),
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rotation_(rotation) {
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RTC_DCHECK(buffer);
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}
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int VideoFrame::width() const {
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return video_frame_buffer_ ? video_frame_buffer_->width() : 0;
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}
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int VideoFrame::height() const {
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return video_frame_buffer_ ? video_frame_buffer_->height() : 0;
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}
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bool VideoFrame::IsZeroSize() const {
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return !video_frame_buffer_;
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}
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rtc::scoped_refptr<VideoFrameBuffer> VideoFrame::video_frame_buffer() const {
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return video_frame_buffer_;
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}
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size_t EncodedImage::GetBufferPaddingBytes(VideoCodecType codec_type) {
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switch (codec_type) {
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case kVideoCodecVP8:
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case kVideoCodecVP9:
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return 0;
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case kVideoCodecH264:
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return kBufferPaddingBytesH264;
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case kVideoCodecI420:
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case kVideoCodecRED:
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case kVideoCodecULPFEC:
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case kVideoCodecFlexfec:
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case kVideoCodecGeneric:
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case kVideoCodecUnknown:
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return 0;
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}
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RTC_NOTREACHED();
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return 0;
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}
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} // namespace webrtc
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