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59 lines
1.9 KiB
C++
59 lines
1.9 KiB
C++
#include "nmPebiResultAnimationExportSettings.h"
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nmPebiResultAnimationExportSettings::nmPebiResultAnimationExportSettings()
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: m_nFramesPerSecond(15),
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m_nStartFrameIndex(0),
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m_nEndFrameIndex(0),
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m_nSamplingInterval(1),
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m_nOutputWidth(2),
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m_nOutputHeight(2)
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{
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}
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bool nmPebiResultAnimationExportSettings::isValid(
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int nAvailableFrameCount) const
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{
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return nAvailableFrameCount > 0 &&
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m_nFramesPerSecond >= 1 && m_nFramesPerSecond <= 5000 &&
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m_nStartFrameIndex >= 0 &&
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m_nEndFrameIndex >= m_nStartFrameIndex &&
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m_nEndFrameIndex < nAvailableFrameCount &&
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m_nSamplingInterval >= 1 &&
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m_nSamplingInterval <=
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qMax(1, m_nEndFrameIndex - m_nStartFrameIndex) &&
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m_nOutputWidth >= 2 && m_nOutputWidth <= 8192 &&
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m_nOutputHeight >= 2 && m_nOutputHeight <= 8192 &&
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(m_nOutputWidth % 2) == 0 &&
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(m_nOutputHeight % 2) == 0;
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}
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QVector<int> nmPebiResultAnimationExportSettings::buildFrameIndices() const
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{
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QVector<int> vecFrameIndices;
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if(m_nStartFrameIndex < 0 ||
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m_nEndFrameIndex < m_nStartFrameIndex ||
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m_nSamplingInterval < 1) {
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return vecFrameIndices;
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}
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// 先按间隔采样；不能整除时在循环后显式补入结束帧。
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for(int nFrameIndex = m_nStartFrameIndex;
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nFrameIndex <= m_nEndFrameIndex;
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nFrameIndex += m_nSamplingInterval) {
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vecFrameIndices.append(nFrameIndex);
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if(m_nEndFrameIndex - nFrameIndex < m_nSamplingInterval) {
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break;
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}
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}
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if(vecFrameIndices.isEmpty() ||
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vecFrameIndices.last() != m_nEndFrameIndex) {
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vecFrameIndices.append(m_nEndFrameIndex);
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}
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return vecFrameIndices;
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}
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int nmPebiResultAnimationExportSettings::getOutputFrameCount() const
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{
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return buildFrameIndices().size();
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}
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