upstream-archive/stable-diffusion.cpp
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feat: support building with upstream ggml (#1999)

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leejet
2026-09-19 22:25:01 +08:00
committed by GitHub
parent 17860c0e45
commit 1330cebae8
16 changed files with 167 additions and 18 deletions
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src/pipeline/diffusion_engine.cpp
+8
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@@ -857,6 +857,14 @@ bool StableDiffusionGGML::init_model_loader(ModelLoader& model_loader, ModelConf
}
bool StableDiffusionGGML::init(const sd_ctx_params_t* sd_ctx_params) {
#ifdef SD_USE_UPSTREAM_GGML
LOG_WARN(
"Using upstream GGML: FP8 and INT8 tensorwise/convrot are disabled. "
"Some operators may be unsupported and performance may be lower than with patched GGML.");
#endif
if (!validate_tensor_types(sd_ctx_params->wtype, sd_ctx_params->tensor_type_rules)) {
return false;
}
for (float scale : {sd_ctx_params->linear_scale, sd_ctx_params->attn_scale}) {
if (!std::isfinite(scale) || scale < 0.f || (scale > 0.f && !std::isfinite(1.f / scale))) {
LOG_ERROR("scale overrides must be finite positive values, or 0 to keep model defaults");