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avif: limit scope of variables

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Daniel Novomesky 2021-11-29 17:35:51 +01:00
parent d3da56bba3
commit f445e5dd0a
1 changed files with 6 additions and 6 deletions
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12
src/imageformats/avif.cpp
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@ -318,27 +318,27 @@ bool QAVIFHandler::decode_one_frame()
if (m_decoder->image->transformFlags & AVIF_TRANSFORM_CLAP) {
if ((m_decoder->image->clap.widthD > 0) && (m_decoder->image->clap.heightD > 0) && (m_decoder->image->clap.horizOffD > 0)
&& (m_decoder->image->clap.vertOffD > 0)) {
int new_width, new_height, offx, offy;
new_width = (int)((double)(m_decoder->image->clap.widthN) / (m_decoder->image->clap.widthD) + 0.5);
int new_width = (int)((double)(m_decoder->image->clap.widthN) / (m_decoder->image->clap.widthD) + 0.5);
if (new_width > result.width()) {
new_width = result.width();
}
new_height = (int)((double)(m_decoder->image->clap.heightN) / (m_decoder->image->clap.heightD) + 0.5);
int new_height = (int)((double)(m_decoder->image->clap.heightN) / (m_decoder->image->clap.heightD) + 0.5);
if (new_height > result.height()) {
new_height = result.height();
}
if (new_width > 0 && new_height > 0) {
offx = ((double)((int32_t)m_decoder->image->clap.horizOffN)) / (m_decoder->image->clap.horizOffD) + (result.width() - new_width) / 2.0 + 0.5;
int offx =
((double)((int32_t)m_decoder->image->clap.horizOffN)) / (m_decoder->image->clap.horizOffD) + (result.width() - new_width) / 2.0 + 0.5;
if (offx < 0) {
offx = 0;
} else if (offx > (result.width() - new_width)) {
offx = result.width() - new_width;
}
offy = ((double)((int32_t)m_decoder->image->clap.vertOffN)) / (m_decoder->image->clap.vertOffD) + (result.height() - new_height) / 2.0 + 0.5;
int offy =
((double)((int32_t)m_decoder->image->clap.vertOffN)) / (m_decoder->image->clap.vertOffD) + (result.height() - new_height) / 2.0 + 0.5;
if (offy < 0) {
offy = 0;
} else if (offy > (result.height() - new_height)) {