Method

VipsImageheifsave_buffer

Declaration [src]

int
vips_heifsave_buffer (
  VipsImage* in,
  void** buf,
  size_t* len,
  ...
)

Description [src]

As vips_heifsave(), but save to a memory buffer.

The address of the buffer is returned in obuf, the length of the buffer in olen. You are responsible for freeing the buffer with g_free() when you are done with it.

::: tip “Optional arguments” * Q: gint, quality factor * bitdepth: gint, set write bit depth to 8, 10, or 12 bits * lossless: gboolean, enable lossless encoding * compression: VipsForeignHeifCompression, write with this compression * effort: gint, encoding effort * subsample_mode: VipsForeignSubsample, chroma subsampling mode * encoder: VipsForeignHeifEncoder, select encoder to use * tune: gchararray, encoder tuning parameters

::: seealso vips_heifsave(), vips_image_write_to_file().

Parameters

buf An array of guint8
 

Return output buffer here.

 The length of the array is specified in the len argument.
 The data is owned by the caller of the function.
len size_t*
 

Return output length here.

 The data is owned by the caller of the function.
... none
 

NULL-terminated list of optional named arguments.

Return value

Returns: int
 

0 on success, -1 on error.