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model, mtmd: fix gguf conversion for audio/vision mmproj (#21309)

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* fix gguf conversion for audio/vision mmproj

* fix test
This commit is contained in:
Xuan-Son Nguyen
2026-04-02 17:10:32 +02:00
committed by GitHub
parent 223373742b
commit 63f8fe0ef4
27 changed files with 1462 additions and 41 deletions
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tools/mtmd/clip-impl.h
+25 -2
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@@ -88,8 +88,11 @@
#define TN_FFN_GATE "%s.blk.%d.ffn_gate.%s"
#define TN_LN_1 "%s.blk.%d.ln1.%s" // layer norm
#define TN_LN_2 "%s.blk.%d.ln2.%s" // layer norm
#define TN_LS_1 "%s.blk.%d.ls1.%s" // layer scale
#define TN_LS_2 "%s.blk.%d.ls2.%s" // layer scale
#define TN_LS_1 "%s.blk.%d.ls1.%s" // layer scale
#define TN_LS_2 "%s.blk.%d.ls2.%s" // layer scale
#define TN_LS_OUT "%s.blk.%d.out_scale.%s" // layer out scale (gemma4)
#define TN_ATTN_POST_NORM "%s.blk.%d.attn_post_norm.%s" // post-attn norm (gemma4)
#define TN_FFN_POST_NORM "%s.blk.%d.ffn_post_norm.%s" // post-FFN norm (gemma4)
#define TN_LN_PRE "%s.pre_ln.%s"
#define TN_LN_POST "%s.post_ln.%s"
#define TN_LLAVA_PROJ "mm.%d.%s"
@@ -213,6 +216,10 @@
#define TN_MNV5_MSFA_FFN_PROJ_BN "v.msfa.ffn.pw_proj.bn.weight"
#define TN_MNV5_MSFA_NORM "v.msfa.norm.weight"
// gemma4
#define TN_STD_BIAS "v.std_bias"
#define TN_STD_SCALE "v.std_scale"
// align x to upper multiple of n
#define CLIP_ALIGN(x, n) ((((x) + (n) - 1) / (n)) * (n))
@@ -233,6 +240,8 @@ enum projector_type {
PROJECTOR_TYPE_GEMMA3,
PROJECTOR_TYPE_GEMMA3NV,
PROJECTOR_TYPE_GEMMA3NA,
PROJECTOR_TYPE_GEMMA4V,
PROJECTOR_TYPE_GEMMA4A,
PROJECTOR_TYPE_PHI4,
PROJECTOR_TYPE_IDEFICS3,
PROJECTOR_TYPE_PIXTRAL,
@@ -272,6 +281,8 @@ static std::map<projector_type, std::string> PROJECTOR_TYPE_NAMES = {
{ PROJECTOR_TYPE_GEMMA3, "gemma3"},
{ PROJECTOR_TYPE_GEMMA3NV, "gemma3nv"},
{ PROJECTOR_TYPE_GEMMA3NA, "gemma3na"},
{ PROJECTOR_TYPE_GEMMA4V, "gemma4v"},
{ PROJECTOR_TYPE_GEMMA4A, "gemma4a"},
{ PROJECTOR_TYPE_PHI4, "phi4"},
{ PROJECTOR_TYPE_IDEFICS3, "idefics3"},
{ PROJECTOR_TYPE_PIXTRAL, "pixtral"},
@@ -476,6 +487,18 @@ static std::vector<std::string> string_split_str(std::string s, const std::strin
return tokens;
}
// remove when moving to c++20
inline bool string_starts_with(std::string_view str, std::string_view prefix) {
return str.size() >= prefix.size() &&
str.compare(0, prefix.size(), prefix) == 0;
}
// remove when moving to c++20
inline bool string_ends_with(std::string_view str, std::string_view suffix) {
return str.size() >= suffix.size() &&
str.compare(str.size() - suffix.size(), suffix.size(), suffix) == 0;
}
//
// gguf utils
//