a12bd38853
Image's render result might get freed from another thread while the compositor is running. Add an utility function which invokes callback on the image's stamp data from a thread-guarded block. Ref #118337, #121761 Pull Request: https://projects.blender.org/blender/blender/pulls/121907
62 lines
1.7 KiB
C++
62 lines
1.7 KiB
C++
/* SPDX-FileCopyrightText: 2011 Blender Authors
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*
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* SPDX-License-Identifier: GPL-2.0-or-later */
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#include "COM_MultilayerImageOperation.h"
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#include "BLI_string.h"
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#include "IMB_interp.hh"
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namespace blender::compositor {
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ImBuf *MultilayerBaseOperation::get_im_buf()
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{
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if (rd_ == nullptr || image_ == nullptr) {
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return nullptr;
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}
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ImBuf *ibuf = BKE_image_acquire_multilayer_view_ibuf(
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*rd_, *image_, image_user_, pass_name_.c_str(), view_name_);
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if (ibuf == nullptr || (ibuf->byte_buffer.data == nullptr && ibuf->float_buffer.data == nullptr))
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{
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BKE_image_release_ibuf(image_, ibuf, nullptr);
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return nullptr;
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}
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return ibuf;
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}
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void MultilayerBaseOperation::update_memory_buffer_partial(MemoryBuffer *output,
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const rcti &area,
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Span<MemoryBuffer *> /*inputs*/)
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{
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if (buffer_) {
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output->copy_from(buffer_, area);
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}
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else {
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output->clear();
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}
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}
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std::unique_ptr<MetaData> MultilayerColorOperation::get_meta_data()
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{
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BLI_assert(buffer_);
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if (!image_) {
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return nullptr;
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}
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MetaDataExtractCallbackData callback_data = {nullptr};
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std::string full_layer_name = layer_name_ + "." + pass_name_;
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blender::StringRef cryptomatte_layer_name =
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blender::bke::cryptomatte::BKE_cryptomatte_extract_layer_name(full_layer_name);
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callback_data.set_cryptomatte_keys(cryptomatte_layer_name);
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BKE_image_multilayer_stamp_info_callback(
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&callback_data, *image_, MetaDataExtractCallbackData::extract_cryptomatte_meta_data, false);
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return std::move(callback_data.meta_data);
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}
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} // namespace blender::compositor
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