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videorenderworker: improve download code

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This commit is contained in:
itsmattkc
2020-02-14 14:51:40 +11:00
parent f36c635b05
commit b0e7ae34ba
1 changed files with 6 additions and 2 deletions
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app/render/backend/videorenderworker.cpp
+6 -2
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@@ -217,8 +217,9 @@ void VideoRenderWorker::Download(QVariant texture, QString filename)
// Set up OIIO::ImageSpec for compressing cached images on disk
OIIO::ImageSpec spec(video_params().effective_width(), video_params().effective_height(), kRGBAChannels, format_info.oiio_desc);
if (video_params_.format() != PixelFormat::PIX_FMT_RGBA8) {
// 8-bit doesn't use EXR because EXR loading is really slow on 8-bit
if (video_params_.format() != PixelFormat::PIX_FMT_RGBA8
&& video_params_.format() != PixelFormat::PIX_FMT_RGBA16U) {
// Integer types don't use EXR (they use TIFF instead) because EXR is very slow with integer formats
spec.attribute("compression", "dwaa:200");
}
@@ -228,6 +229,9 @@ void VideoRenderWorker::Download(QVariant texture, QString filename)
auto out = OIIO::ImageOutput::create(working_fn_std);
// Keep export to this thread only
out->threads(1);
if (out) {
out->open(working_fn_std, spec);
out->write_image(format_info.oiio_desc, download_buffer_.data());