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miniz.h: do not overallocate out_buf

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Gleb Mazovetskiy authored and Sam Lantinga committed 2025-10-25 07:44:15 -07:00
1 parent 093fbfd867
commit 38df1c3138
1 file changed
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src/video/miniz.h
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@@ -2920,7 +2920,7 @@ MINIZ_STATIC void *tdefl_write_image_to_png_file_in_memory_ex(const void *pImage
tdefl_compressor *pComp = (tdefl_compressor *)MZ_MALLOC(sizeof(tdefl_compressor)); tdefl_output_buffer out_buf; int i, y, z = 0; mz_uint32 c; *pLen_out = 0; size_t data_start, data_size; tdefl_compressor *pComp = (tdefl_compressor *)MZ_MALLOC(sizeof(tdefl_compressor)); tdefl_output_buffer out_buf; int i, y, z = 0; mz_uint32 c; *pLen_out = 0; size_t data_start, data_size;
if (!pComp) return NULL; if (!pComp) return NULL;
MZ_CLEAR_OBJ(out_buf); out_buf.m_expandable = MZ_TRUE; MZ_CLEAR_OBJ(out_buf); out_buf.m_expandable = MZ_TRUE;
out_buf.m_capacity = 57+MZ_MAX(64, (1+bpl)*h); out_buf.m_capacity = 57+MZ_MAX(64, (1+w*num_chans)*h);
if (plte_size > 0) if (plte_size > 0)
out_buf.m_capacity += 12+plte_size; out_buf.m_capacity += 12+plte_size;
if (trns_size > 0) if (trns_size > 0)