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}
86 lines
2.4 KiB
C++
86 lines
2.4 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/modules/video_processing/spatial_resampler.h"
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namespace webrtc {
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VPMSimpleSpatialResampler::VPMSimpleSpatialResampler()
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: resampling_mode_(kFastRescaling), target_width_(0), target_height_(0) {}
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VPMSimpleSpatialResampler::~VPMSimpleSpatialResampler() {}
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int32_t VPMSimpleSpatialResampler::SetTargetFrameSize(int32_t width,
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int32_t height) {
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if (resampling_mode_ == kNoRescaling)
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return VPM_OK;
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if (width < 1 || height < 1)
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return VPM_PARAMETER_ERROR;
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target_width_ = width;
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target_height_ = height;
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return VPM_OK;
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}
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void VPMSimpleSpatialResampler::SetInputFrameResampleMode(
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VideoFrameResampling resampling_mode) {
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resampling_mode_ = resampling_mode;
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}
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void VPMSimpleSpatialResampler::Reset() {
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resampling_mode_ = kFastRescaling;
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target_width_ = 0;
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target_height_ = 0;
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}
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int32_t VPMSimpleSpatialResampler::ResampleFrame(const VideoFrame& inFrame,
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VideoFrame* outFrame) {
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// Don't copy if frame remains as is.
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if (resampling_mode_ == kNoRescaling) {
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return VPM_OK;
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// Check if re-sampling is needed
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} else if ((inFrame.width() == target_width_) &&
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(inFrame.height() == target_height_)) {
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return VPM_OK;
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}
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rtc::scoped_refptr<I420Buffer> scaled_buffer(
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buffer_pool_.CreateBuffer(target_width_, target_height_));
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scaled_buffer->CropAndScaleFrom(*inFrame.video_frame_buffer());
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*outFrame = VideoFrame(scaled_buffer,
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inFrame.timestamp(),
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inFrame.render_time_ms(),
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inFrame.rotation());
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return VPM_OK;
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}
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int32_t VPMSimpleSpatialResampler::TargetHeight() {
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return target_height_;
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}
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int32_t VPMSimpleSpatialResampler::TargetWidth() {
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return target_width_;
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}
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bool VPMSimpleSpatialResampler::ApplyResample(int32_t width, int32_t height) {
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if ((width == target_width_ && height == target_height_) ||
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resampling_mode_ == kNoRescaling)
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return false;
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else
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return true;
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}
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} // namespace webrtc
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