diff --git a/docs/chroma.md b/docs/chroma.md
index 4370eed77..606a85fe5 100644
--- a/docs/chroma.md
+++ b/docs/chroma.md
@@ -24,10 +24,9 @@ You can download the preconverted gguf weights from [silveroxides/Chroma-GGUF](h
For example:
```
- .\bin\Release\sd-cli.exe --diffusion-model ..\models\chroma-unlocked-v40-q8_0.gguf --vae ..\models\ae.sft --t5xxl ..\models\t5xxl_fp16.safetensors -p "a lovely cat holding a sign says 'chroma.cpp'" --cfg-scale 4.0 --sampling-method euler -v --chroma-disable-dit-mask --clip-on-cpu
+ .\bin\Release\sd-cli.exe --diffusion-model ..\models\chroma-unlocked-v40-q8_0.gguf --vae ..\models\ae.sft --t5xxl ..\models\t5xxl_fp16.safetensors -p "a lovely cat holding a sign says 'chroma.cpp'" --cfg-scale 4.0 --sampling-method euler -v --model-args chroma_use_dit_mask=false --clip-on-cpu
```

-
diff --git a/docs/qwen_image_edit.md b/docs/qwen_image_edit.md
index d97631c0b..2f0885028 100644
--- a/docs/qwen_image_edit.md
+++ b/docs/qwen_image_edit.md
@@ -39,10 +39,10 @@
### Qwen Image Edit 2511
-To use the new Qwen Image Edit 2511 mode, the `--qwen-image-zero-cond-t` flag must be enabled; otherwise, image editing quality will degrade significantly.
+To use the new Qwen Image Edit 2511 mode, `--model-args qwen_image_zero_cond_t=true` must be enabled; otherwise, image editing quality will degrade significantly.
```
-.\bin\Release\sd-cli.exe --diffusion-model ..\models\diffusion_models\qwen-image-edit-2511-Q4_K_M.gguf --vae ..\models\vae\qwen_image_vae.safetensors --llm ..\models\text_encoders\qwen_2.5_vl_7b.safetensors --cfg-scale 2.5 --sampling-method euler -v --offload-to-cpu --diffusion-fa --flow-shift 3 -r ..\assets\flux\flux1-dev-q8_0.png -p "change 'flux.cpp' to 'edit.cpp'" --qwen-image-zero-cond-t
+.\bin\Release\sd-cli.exe --diffusion-model ..\models\diffusion_models\qwen-image-edit-2511-Q4_K_M.gguf --vae ..\models\vae\qwen_image_vae.safetensors --llm ..\models\text_encoders\qwen_2.5_vl_7b.safetensors --cfg-scale 2.5 --sampling-method euler -v --offload-to-cpu --diffusion-fa --flow-shift 3 -r ..\assets\flux\flux1-dev-q8_0.png -p "change 'flux.cpp' to 'edit.cpp'" --model-args qwen_image_zero_cond_t=true
```
-
\ No newline at end of file
+
diff --git a/examples/common/common.cpp b/examples/common/common.cpp
index e019f0cdd..1dfb6aa70 100644
--- a/examples/common/common.cpp
+++ b/examples/common/common.cpp
@@ -443,6 +443,12 @@ ArgOptions SDContextParams::get_options() {
"weight type per tensor pattern (example: \"^vae\\.=f16,model\\.=q8_0\")",
(int)',',
&tensor_type_rules},
+ {"",
+ "--model-args",
+ "extra model args, key=value list. Supports chroma_use_dit_mask, chroma_use_t5_mask, "
+ "chroma_t5_mask_pad, qwen_image_zero_cond_t",
+ (int)',',
+ &model_args},
{"",
"--photo-maker",
"path to PHOTOMAKER model",
@@ -493,10 +499,6 @@ ArgOptions SDContextParams::get_options() {
"number of threads to use during computation (default: -1). "
"If threads <= 0, then threads will be set to the number of CPU physical cores",
&n_threads},
- {"",
- "--chroma-t5-mask-pad",
- "t5 mask pad size of chroma",
- &chroma_t5_mask_pad},
};
options.bool_options = {
@@ -554,18 +556,6 @@ ArgOptions SDContextParams::get_options() {
"--vae-conv-direct",
"use ggml_conv2d_direct in the vae model",
true, &vae_conv_direct},
- {"",
- "--chroma-disable-dit-mask",
- "disable dit mask for chroma",
- false, &chroma_use_dit_mask},
- {"",
- "--qwen-image-zero-cond-t",
- "enable zero_cond_t for qwen image",
- true, &qwen_image_zero_cond_t},
- {"",
- "--chroma-enable-t5-mask",
- "enable t5 mask for chroma",
- true, &chroma_use_t5_mask},
};
auto on_type_arg = [&](int argc, const char** argv, int index) {
@@ -832,6 +822,7 @@ std::string SDContextParams::to_string() const {
<< " backend: \"" << backend << "\",\n"
<< " params_backend: \"" << params_backend << "\",\n"
<< " split_mode: \"" << split_mode << "\",\n"
+ << " model_args: \"" << model_args << "\",\n"
<< " auto_fit: " << (auto_fit ? "true" : "false") << ",\n"
<< " enable_mmap: " << (enable_mmap ? "true" : "false") << ",\n"
<< " control_net_cpu: " << (control_net_cpu ? "true" : "false") << ",\n"
@@ -841,10 +832,6 @@ std::string SDContextParams::to_string() const {
<< " diffusion_flash_attn: " << (diffusion_flash_attn ? "true" : "false") << ",\n"
<< " diffusion_conv_direct: " << (diffusion_conv_direct ? "true" : "false") << ",\n"
<< " vae_conv_direct: " << (vae_conv_direct ? "true" : "false") << ",\n"
- << " chroma_use_dit_mask: " << (chroma_use_dit_mask ? "true" : "false") << ",\n"
- << " qwen_image_zero_cond_t: " << (qwen_image_zero_cond_t ? "true" : "false") << ",\n"
- << " chroma_use_t5_mask: " << (chroma_use_t5_mask ? "true" : "false") << ",\n"
- << " chroma_t5_mask_pad: " << chroma_t5_mask_pad << ",\n"
<< " prediction: " << sd_prediction_name(prediction) << ",\n"
<< " lora_apply_mode: " << sd_lora_apply_mode_name(lora_apply_mode) << ",\n"
<< " force_sdxl_vae_conv_scale: " << (force_sdxl_vae_conv_scale ? "true" : "false") << "\n"
@@ -898,10 +885,6 @@ sd_ctx_params_t SDContextParams::to_sd_ctx_params_t(bool taesd_preview) {
sd_ctx_params.diffusion_conv_direct = diffusion_conv_direct;
sd_ctx_params.vae_conv_direct = vae_conv_direct;
sd_ctx_params.force_sdxl_vae_conv_scale = force_sdxl_vae_conv_scale;
- sd_ctx_params.chroma_use_dit_mask = chroma_use_dit_mask;
- sd_ctx_params.chroma_use_t5_mask = chroma_use_t5_mask;
- sd_ctx_params.chroma_t5_mask_pad = chroma_t5_mask_pad;
- sd_ctx_params.qwen_image_zero_cond_t = qwen_image_zero_cond_t;
sd_ctx_params.vae_format = str_to_vae_format(vae_format);
sd_ctx_params.max_vram = max_vram.c_str();
sd_ctx_params.stream_layers = stream_layers;
@@ -911,6 +894,7 @@ sd_ctx_params_t SDContextParams::to_sd_ctx_params_t(bool taesd_preview) {
sd_ctx_params.split_mode = split_mode.c_str();
sd_ctx_params.auto_fit = auto_fit;
sd_ctx_params.rpc_servers = rpc_servers.c_str();
+ sd_ctx_params.model_args = model_args.empty() ? nullptr : model_args.c_str();
return sd_ctx_params;
}
diff --git a/examples/common/common.h b/examples/common/common.h
index b32998146..3a5b107bc 100644
--- a/examples/common/common.h
+++ b/examples/common/common.h
@@ -152,6 +152,7 @@ struct SDContextParams {
std::string backend;
std::string params_backend;
std::string split_mode;
+ std::string model_args;
bool auto_fit = false;
std::string rpc_servers;
std::string effective_backend;
@@ -165,12 +166,6 @@ struct SDContextParams {
bool diffusion_conv_direct = false;
bool vae_conv_direct = false;
- bool chroma_use_dit_mask = true;
- bool chroma_use_t5_mask = false;
- int chroma_t5_mask_pad = 1;
-
- bool qwen_image_zero_cond_t = false;
-
prediction_t prediction = PREDICTION_COUNT;
lora_apply_mode_t lora_apply_mode = LORA_APPLY_AUTO;
diff --git a/include/stable-diffusion.h b/include/stable-diffusion.h
index 9010d6294..93084fe29 100644
--- a/include/stable-diffusion.h
+++ b/include/stable-diffusion.h
@@ -217,10 +217,6 @@ typedef struct {
bool diffusion_conv_direct;
bool vae_conv_direct;
bool force_sdxl_vae_conv_scale;
- bool chroma_use_dit_mask;
- bool chroma_use_t5_mask;
- int chroma_t5_mask_pad;
- bool qwen_image_zero_cond_t;
enum sd_vae_format_t vae_format;
const char* max_vram; // GiB budget or backend assignment spec for graph-cut segmented param offload (0 = disabled, -1 = auto)
bool stream_layers; // Enable residency+prefetch streaming on top of --max-vram (no effect without --max-vram)
@@ -230,6 +226,7 @@ typedef struct {
const char* split_mode; // weight distribution for multi-device modules: layer (default) or row, or per-module assignments e.g. "diffusion=row"
bool auto_fit;
const char* rpc_servers;
+ const char* model_args;
} sd_ctx_params_t;
typedef struct {
diff --git a/src/conditioning/conditioner.hpp b/src/conditioning/conditioner.hpp
index da5aa74f0..3d315985b 100644
--- a/src/conditioning/conditioner.hpp
+++ b/src/conditioning/conditioner.hpp
@@ -6,6 +6,7 @@
#include
#include "core/tensor_ggml.hpp"
+#include "core/util.h"
#include "model/te/clip.hpp"
#include "model/te/llm.hpp"
#include "model/te/t5.hpp"
@@ -1217,8 +1218,27 @@ struct T5CLIPEmbedder : public Conditioner {
bool use_mask = false,
int mask_pad = 0,
bool is_umt5 = false,
- std::shared_ptr weight_manager = nullptr)
+ std::shared_ptr weight_manager = nullptr,
+ const char* model_args = nullptr)
: use_mask(use_mask), mask_pad(mask_pad), t5_tokenizer(is_umt5) {
+ for (const auto& [key, value] : parse_key_value_args(model_args, "model arg")) {
+ if (key == "chroma_use_t5_mask") {
+ bool parsed = false;
+ if (parse_strict_bool(value, parsed)) {
+ this->use_mask = parsed;
+ } else {
+ LOG_WARN("ignoring invalid Chroma T5 model arg '%s=%s'", key.c_str(), value.c_str());
+ }
+ } else if (key == "chroma_t5_mask_pad") {
+ int parsed = 0;
+ if (parse_strict_int(value, parsed)) {
+ this->mask_pad = parsed;
+ } else {
+ LOG_WARN("ignoring invalid Chroma T5 model arg '%s=%s'", key.c_str(), value.c_str());
+ }
+ }
+ }
+
bool use_t5 = false;
for (auto pair : tensor_storage_map) {
if (pair.first.find("text_encoders.t5xxl") != std::string::npos) {
diff --git a/src/model/diffusion/flux.hpp b/src/model/diffusion/flux.hpp
index e3cd6ba7c..e5d795f74 100644
--- a/src/model/diffusion/flux.hpp
+++ b/src/model/diffusion/flux.hpp
@@ -4,6 +4,7 @@
#include
#include
+#include "core/util.h"
#include "model/adapter/pulid.hpp"
#include "model/common/rope.hpp"
#include "model/diffusion/dit.hpp"
@@ -1400,18 +1401,28 @@ namespace Flux {
std::vector dct_vec;
sd::Tensor guidance_tensor;
SDVersion version;
- bool use_mask = false;
+ bool use_mask = true;
FluxRunner(ggml_backend_t backend,
const String2TensorStorage& tensor_storage_map = {},
const std::string prefix = "",
SDVersion version = VERSION_FLUX,
- bool use_mask = false,
- std::shared_ptr weight_manager = nullptr)
+ std::shared_ptr weight_manager = nullptr,
+ const char* model_args = nullptr)
: DiffusionModelRunner(backend, prefix, weight_manager),
config(FluxConfig::detect_from_weights(tensor_storage_map, prefix, version)),
- version(version),
- use_mask(use_mask) {
+ version(version) {
+ for (const auto& [key, value] : parse_key_value_args(model_args, "model arg")) {
+ if (key == "chroma_use_dit_mask") {
+ bool parsed = true;
+ if (parse_strict_bool(value, parsed)) {
+ use_mask = parsed;
+ } else {
+ LOG_WARN("ignoring invalid Chroma DiT model arg '%s=%s'", key.c_str(), value.c_str());
+ }
+ }
+ }
+
if (config.is_chroma) {
LOG_INFO("Using pruned modulation (Chroma)");
}
@@ -1718,7 +1729,6 @@ namespace Flux {
tensor_storage_map,
"model.diffusion_model",
VERSION_FLUX2,
- false,
model_manager);
if (!model_manager->register_runner_params("Flux test",
diff --git a/src/model/diffusion/qwen_image.hpp b/src/model/diffusion/qwen_image.hpp
index 5dabbb176..52edc0d56 100644
--- a/src/model/diffusion/qwen_image.hpp
+++ b/src/model/diffusion/qwen_image.hpp
@@ -3,6 +3,7 @@
#include
+#include "core/util.h"
#include "model/common/block.hpp"
#include "model/diffusion/dit.hpp"
#include "model/diffusion/flux.hpp"
@@ -566,12 +567,21 @@ namespace Qwen {
const String2TensorStorage& tensor_storage_map = {},
const std::string prefix = "",
SDVersion version = VERSION_QWEN_IMAGE,
- bool zero_cond_t = false,
- std::shared_ptr weight_manager = nullptr)
+ std::shared_ptr weight_manager = nullptr,
+ const char* model_args = nullptr)
: DiffusionModelRunner(backend, prefix, weight_manager),
config(QwenImageConfig::detect_from_weights(tensor_storage_map, prefix)),
version(version) {
- config.zero_cond_t = config.zero_cond_t || zero_cond_t;
+ for (const auto& [key, value] : parse_key_value_args(model_args, "model arg")) {
+ if (key == "qwen_image_zero_cond_t") {
+ bool parsed = false;
+ if (parse_strict_bool(value, parsed)) {
+ config.zero_cond_t = config.zero_cond_t || parsed;
+ } else {
+ LOG_WARN("ignoring invalid Qwen Image model arg '%s=%s'", key.c_str(), value.c_str());
+ }
+ }
+ }
if (version == VERSION_QWEN_IMAGE_LAYERED) {
config.use_additional_t_cond = true;
}
@@ -775,7 +785,6 @@ namespace Qwen {
tensor_storage_map,
"model.diffusion_model",
VERSION_QWEN_IMAGE,
- false,
model_manager);
if (!model_manager->register_runner_params("Qwen image test",
diff --git a/src/stable-diffusion.cpp b/src/stable-diffusion.cpp
index eb0f05492..466a88fa5 100644
--- a/src/stable-diffusion.cpp
+++ b/src/stable-diffusion.cpp
@@ -57,11 +57,11 @@
#include "name_conversion.h"
#include "runtime/latent-preview.h"
+#include
+
const char* sd_vae_format_name(enum sd_vae_format_t format);
static SDVersion sd_vae_format_to_version(enum sd_vae_format_t format, SDVersion fallback);
-#include
-
const char* model_version_to_str[] = {
"SD 1.x",
"SD 1.x Inpaint",
@@ -921,10 +921,11 @@ class StableDiffusionGGML {
if (is_chroma) {
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
tensor_storage_map,
- sd_ctx_params->chroma_use_t5_mask,
- sd_ctx_params->chroma_t5_mask_pad,
false,
- model_manager);
+ 1,
+ false,
+ model_manager,
+ sd_ctx_params->model_args);
} else if (version == VERSION_OVIS_IMAGE) {
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
tensor_storage_map,
@@ -941,8 +942,8 @@ class StableDiffusionGGML {
tensor_storage_map,
"model.diffusion_model",
version,
- sd_ctx_params->chroma_use_dit_mask,
- model_manager);
+ model_manager,
+ sd_ctx_params->model_args);
} else if (sd_version_is_flux2(version) || sd_version_is_sefi_image(version)) {
bool is_chroma = false;
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
@@ -955,8 +956,8 @@ class StableDiffusionGGML {
tensor_storage_map,
"model.diffusion_model",
version,
- sd_ctx_params->chroma_use_dit_mask,
- model_manager);
+ model_manager,
+ sd_ctx_params->model_args);
} else if (sd_version_is_ltxav(version)) {
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
tensor_storage_map,
@@ -1014,8 +1015,8 @@ class StableDiffusionGGML {
tensor_storage_map,
"model.diffusion_model",
version,
- sd_ctx_params->qwen_image_zero_cond_t,
- model_manager);
+ model_manager,
+ sd_ctx_params->model_args);
} else if (sd_version_is_longcat(version)) {
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
tensor_storage_map,
@@ -1027,8 +1028,8 @@ class StableDiffusionGGML {
tensor_storage_map,
"model.diffusion_model",
version,
- sd_ctx_params->chroma_use_dit_mask,
- model_manager);
+ model_manager,
+ sd_ctx_params->model_args);
} else if (version == VERSION_HIDREAM_O1) {
cond_stage_model = std::make_shared(backend_for(SDBackendModule::TE),
tensor_storage_map,
@@ -1364,7 +1365,6 @@ class StableDiffusionGGML {
high_noise_diffusion_model->set_flash_attention_enabled(true);
}
}
-
}
LOG_DEBUG("validating model metadata");
@@ -3048,15 +3048,13 @@ void sd_ctx_params_init(sd_ctx_params_t* sd_ctx_params) {
sd_ctx_params->eager_load = false;
sd_ctx_params->enable_mmap = false;
sd_ctx_params->diffusion_flash_attn = false;
- sd_ctx_params->chroma_use_dit_mask = true;
- sd_ctx_params->chroma_use_t5_mask = false;
- sd_ctx_params->chroma_t5_mask_pad = 1;
sd_ctx_params->vae_format = SD_VAE_FORMAT_AUTO;
sd_ctx_params->backend = nullptr;
sd_ctx_params->params_backend = nullptr;
sd_ctx_params->split_mode = nullptr;
sd_ctx_params->auto_fit = false;
sd_ctx_params->rpc_servers = nullptr;
+ sd_ctx_params->model_args = nullptr;
sd_ctx_params->pulid_weights_path = nullptr;
}
@@ -3096,12 +3094,10 @@ char* sd_ctx_params_to_str(const sd_ctx_params_t* sd_ctx_params) {
"backend: %s\n"
"params_backend: %s\n"
"split_mode: %s\n"
+ "model_args: %s\n"
"auto_fit: %s\n"
"flash_attn: %s\n"
"diffusion_flash_attn: %s\n"
- "chroma_use_dit_mask: %s\n"
- "chroma_use_t5_mask: %s\n"
- "chroma_t5_mask_pad: %d\n"
"vae_format: %s\n",
SAFE_STR(sd_ctx_params->model_path),
SAFE_STR(sd_ctx_params->clip_l_path),
@@ -3132,12 +3128,10 @@ char* sd_ctx_params_to_str(const sd_ctx_params_t* sd_ctx_params) {
SAFE_STR(sd_ctx_params->backend),
SAFE_STR(sd_ctx_params->params_backend),
SAFE_STR(sd_ctx_params->split_mode),
+ SAFE_STR(sd_ctx_params->model_args),
BOOL_STR(sd_ctx_params->auto_fit),
BOOL_STR(sd_ctx_params->flash_attn),
BOOL_STR(sd_ctx_params->diffusion_flash_attn),
- BOOL_STR(sd_ctx_params->chroma_use_dit_mask),
- BOOL_STR(sd_ctx_params->chroma_use_t5_mask),
- sd_ctx_params->chroma_t5_mask_pad,
sd_vae_format_name(sd_ctx_params->vae_format));
return buf;