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| author | Morris Tabor <80684659+mortarroad@users.noreply.github.com> | 2021-04-12 18:56:50 +0200 |
|---|---|---|
| committer | Morris Tabor <80684659+mortarroad@users.noreply.github.com> | 2021-06-11 18:46:04 +0200 |
| commit | 1bc1e942089043418cc4415af313b86e4155bff6 (patch) | |
| tree | 5f4401ee3515d991ee905d46639c37310b3776fa /editor/import | |
| parent | 9990f28d8414e27843eb0626fbf7f0277e6c9130 (diff) | |
Implement lossless WebP encoding
Diffstat (limited to 'editor/import')
| -rw-r--r-- | editor/import/resource_importer_texture.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/editor/import/resource_importer_texture.cpp b/editor/import/resource_importer_texture.cpp index de8031af35..0f2c919820 100644 --- a/editor/import/resource_importer_texture.cpp +++ b/editor/import/resource_importer_texture.cpp @@ -218,14 +218,21 @@ void ResourceImporterTexture::get_import_options(List<ImportOption> *r_options, void ResourceImporterTexture::save_to_stex_format(FileAccess *f, const Ref<Image> &p_image, CompressMode p_compress_mode, Image::UsedChannels p_channels, Image::CompressMode p_compress_format, float p_lossy_quality) { switch (p_compress_mode) { case COMPRESS_LOSSLESS: { - f->store_32(StreamTexture2D::DATA_FORMAT_LOSSLESS); + bool lossless_force_png = ProjectSettings::get_singleton()->get("rendering/textures/lossless_compression/force_png"); + bool use_webp = !lossless_force_png && p_image->get_width() <= 16383 && p_image->get_height() <= 16383; // WebP has a size limit + f->store_32(use_webp ? StreamTexture2D::DATA_FORMAT_WEBP : StreamTexture2D::DATA_FORMAT_PNG); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); for (int i = 0; i < p_image->get_mipmap_count() + 1; i++) { - Vector<uint8_t> data = Image::lossless_packer(p_image->get_image_from_mipmap(i)); + Vector<uint8_t> data; + if (use_webp) { + data = Image::webp_lossless_packer(p_image->get_image_from_mipmap(i)); + } else { + data = Image::png_packer(p_image->get_image_from_mipmap(i)); + } int data_len = data.size(); f->store_32(data_len); @@ -235,14 +242,14 @@ void ResourceImporterTexture::save_to_stex_format(FileAccess *f, const Ref<Image } break; case COMPRESS_LOSSY: { - f->store_32(StreamTexture2D::DATA_FORMAT_LOSSY); + f->store_32(StreamTexture2D::DATA_FORMAT_WEBP); f->store_16(p_image->get_width()); f->store_16(p_image->get_height()); f->store_32(p_image->get_mipmap_count()); f->store_32(p_image->get_format()); for (int i = 0; i < p_image->get_mipmap_count() + 1; i++) { - Vector<uint8_t> data = Image::lossy_packer(p_image->get_image_from_mipmap(i), p_lossy_quality); + Vector<uint8_t> data = Image::webp_lossy_packer(p_image->get_image_from_mipmap(i), p_lossy_quality); int data_len = data.size(); f->store_32(data_len); |