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avif: support repetition count

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and minor performance optimizations.
This commit is contained in:
Daniel Novomeský 2023-10-06 13:03:28 +02:00
parent d932e0d16b
commit b8b980f400
1 changed files with 11 additions and 2 deletions
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13
src/imageformats/avif.cpp
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@ -330,6 +330,10 @@ bool QAVIFHandler::decode_one_frame()
avifRGBImage rgb;
avifRGBImageSetDefaults(&rgb, m_decoder->image);
#if AVIF_VERSION >= 1000000
rgb.maxThreads = m_decoder->maxThreads;
#endif
if (m_decoder->image->depth > 8) {
rgb.depth = 16;
rgb.format = AVIF_RGB_FORMAT_RGBA;
@ -714,9 +718,9 @@ bool QAVIFHandler::write(const QImage &image)
if (save_depth == 8) {
save_depth = 10;
if (tmpcolorimage.hasAlphaChannel()) {
tmpcolorimage = tmpcolorimage.convertToFormat(QImage::Format_RGBA64);
tmpcolorimage.convertTo(QImage::Format_RGBA64);
} else {
tmpcolorimage = tmpcolorimage.convertToFormat(QImage::Format_RGBX64);
tmpcolorimage.convertTo(QImage::Format_RGBX64);
}
}
@ -1039,6 +1043,11 @@ int QAVIFHandler::loopCount() const
return 0;
}
#if AVIF_VERSION >= 1000000
if (m_decoder->repetitionCount >= 0) {
return m_decoder->repetitionCount;
}
#endif
// Endless loop to work around https://github.com/AOMediaCodec/libavif/issues/347
return -1;
}