mirror of https://github.com/GNOME/gimp.git
pdb, libgimp, app: add gimp_drawable_get_thumbnail_format()
so plug-ins can allocate buffers and stuff before getting the actual thumbnail data.
This commit is contained in:
Michael Natterer
parent
0326a3e79a
commit
fc89dfb09b
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@ -90,6 +90,36 @@ drawable_get_format_invoker (GimpProcedure *procedure,
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return return_vals;
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}
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static GimpValueArray *
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drawable_get_thumbnail_format_invoker (GimpProcedure *procedure,
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Gimp *gimp,
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GimpContext *context,
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GimpProgress *progress,
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const GimpValueArray *args,
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GError **error)
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{
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gboolean success = TRUE;
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GimpValueArray *return_vals;
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GimpDrawable *drawable;
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gchar *format = NULL;
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drawable = gimp_value_get_drawable (gimp_value_array_index (args, 0), gimp);
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if (success)
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{
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format = g_strdup (babl_format_get_encoding (gimp_drawable_get_preview_format (drawable)));
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}
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return_vals = gimp_procedure_get_return_values (procedure, success,
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error ? *error : NULL);
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if (success)
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g_value_take_string (gimp_value_array_index (return_vals, 1), format);
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return return_vals;
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}
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static GimpValueArray *
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drawable_type_invoker (GimpProcedure *procedure,
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Gimp *gimp,
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@ -994,6 +1024,37 @@ register_drawable_procs (GimpPDB *pdb)
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gimp_pdb_register_procedure (pdb, procedure);
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g_object_unref (procedure);
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/*
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* gimp-drawable-get-thumbnail-format
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*/
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procedure = gimp_procedure_new (drawable_get_thumbnail_format_invoker);
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gimp_object_set_static_name (GIMP_OBJECT (procedure),
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"gimp-drawable-get-thumbnail-format");
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gimp_procedure_set_static_strings (procedure,
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"gimp-drawable-get-thumbnail-format",
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"Returns the drawable's thumbnail Babl format",
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"This procedure returns the drawable's thumbnail Babl format.\n"
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"Thumbnails are always 8-bit images, see 'gimp-drawable-thumbnail' and 'gimp-drawable-sub-thmbnail'.",
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"Michael Natterer <mitch@gimp.org>",
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"Michael Natterer",
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"2019",
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NULL);
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gimp_procedure_add_argument (procedure,
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gimp_param_spec_drawable_id ("drawable",
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"drawable",
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"The drawable",
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pdb->gimp, FALSE,
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GIMP_PARAM_READWRITE));
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gimp_procedure_add_return_value (procedure,
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gimp_param_spec_string ("format",
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"format",
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"The drawable's thumbnail Babl format",
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FALSE, FALSE, FALSE,
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NULL,
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GIMP_PARAM_READWRITE));
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gimp_pdb_register_procedure (pdb, procedure);
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g_object_unref (procedure);
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/*
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* gimp-drawable-type
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*/
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@ -28,7 +28,7 @@
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#include "internal-procs.h"
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/* 734 procedures registered total */
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/* 735 procedures registered total */
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void
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internal_procs_init (GimpPDB *pdb)
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@ -212,6 +212,7 @@ EXPORTS
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gimp_drawable_get_sub_thumbnail_data
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gimp_drawable_get_thumbnail
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gimp_drawable_get_thumbnail_data
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gimp_drawable_get_thumbnail_format
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gimp_drawable_get_tile
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gimp_drawable_has_alpha
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gimp_drawable_height
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@ -437,3 +437,24 @@ gimp_drawable_get_format (gint32 drawable_ID)
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return format;
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}
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/**
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* gimp_drawable_get_thumbnail_format:
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* @drawable_ID: the ID of the #GimpDrawable to get the thumbnail format for.
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*
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* Returns the #Babl thumbnail format of the drawable.
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*
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* Return value: The #Babl thumbnail format.
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*
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* Since: 2.10.14
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*/
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const Babl *
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gimp_drawable_get_thumbnail_format (gint32 drawable_ID)
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{
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const Babl *format = NULL;
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gchar *format_str = _gimp_drawable_get_thumbnail_format (drawable_ID);
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if (format_str)
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format = babl_format (format_str);
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return format;
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}
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@ -46,6 +46,7 @@ GeglBuffer * gimp_drawable_get_buffer (gint32 drawable_ID)
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GeglBuffer * gimp_drawable_get_shadow_buffer (gint32 drawable_ID);
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const Babl * gimp_drawable_get_format (gint32 drawable_ID);
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const Babl * gimp_drawable_get_thumbnail_format (gint32 drawable_ID);
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GIMP_DEPRECATED_FOR(gimp_drawable_get_buffer)
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GimpDrawable * gimp_drawable_get (gint32 drawable_ID);
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@ -71,6 +71,40 @@ _gimp_drawable_get_format (gint32 drawable_ID)
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return format;
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}
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/**
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* _gimp_drawable_get_thumbnail_format:
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* @drawable_ID: The drawable.
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*
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* Returns the drawable's thumbnail Babl format
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*
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* This procedure returns the drawable's thumbnail Babl format.
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* Thumbnails are always 8-bit images, see gimp_drawable_thumbnail()
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* and gimp_drawable_sub_thmbnail().
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*
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* Returns: The drawable's thumbnail Babl format.
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*
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* Since: 2.10.14
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**/
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gchar *
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_gimp_drawable_get_thumbnail_format (gint32 drawable_ID)
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{
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GimpParam *return_vals;
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gint nreturn_vals;
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gchar *format = NULL;
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return_vals = gimp_run_procedure ("gimp-drawable-get-thumbnail-format",
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&nreturn_vals,
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GIMP_PDB_DRAWABLE, drawable_ID,
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GIMP_PDB_END);
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if (return_vals[0].data.d_status == GIMP_PDB_SUCCESS)
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format = g_strdup (return_vals[1].data.d_string);
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gimp_destroy_params (return_vals, nreturn_vals);
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return format;
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}
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/**
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* gimp_drawable_type:
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* @drawable_ID: The drawable.
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@ -32,76 +32,77 @@ G_BEGIN_DECLS
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/* For information look into the C source or the html documentation */
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G_GNUC_INTERNAL gchar* _gimp_drawable_get_format (gint32 drawable_ID);
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GimpImageType gimp_drawable_type (gint32 drawable_ID);
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GimpImageType gimp_drawable_type_with_alpha (gint32 drawable_ID);
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gboolean gimp_drawable_has_alpha (gint32 drawable_ID);
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gboolean gimp_drawable_is_rgb (gint32 drawable_ID);
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gboolean gimp_drawable_is_gray (gint32 drawable_ID);
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gboolean gimp_drawable_is_indexed (gint32 drawable_ID);
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gint gimp_drawable_bpp (gint32 drawable_ID);
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gint gimp_drawable_width (gint32 drawable_ID);
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gint gimp_drawable_height (gint32 drawable_ID);
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gboolean gimp_drawable_offsets (gint32 drawable_ID,
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gint *offset_x,
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gint *offset_y);
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gboolean gimp_drawable_mask_bounds (gint32 drawable_ID,
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gint *x1,
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gint *y1,
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gint *x2,
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gint *y2);
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gboolean gimp_drawable_mask_intersect (gint32 drawable_ID,
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gint *x,
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gint *y,
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gint *width,
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gint *height);
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gboolean gimp_drawable_merge_shadow (gint32 drawable_ID,
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gboolean undo);
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gboolean gimp_drawable_free_shadow (gint32 drawable_ID);
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gboolean gimp_drawable_update (gint32 drawable_ID,
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gint x,
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gint y,
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gint width,
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gint height);
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guint8* gimp_drawable_get_pixel (gint32 drawable_ID,
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gint x_coord,
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gint y_coord,
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gint *num_channels);
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gboolean gimp_drawable_set_pixel (gint32 drawable_ID,
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gint x_coord,
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gint y_coord,
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gint num_channels,
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const guint8 *pixel);
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gboolean gimp_drawable_fill (gint32 drawable_ID,
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GimpFillType fill_type);
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gboolean gimp_drawable_offset (gint32 drawable_ID,
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gboolean wrap_around,
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GimpOffsetType fill_type,
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gint offset_x,
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gint offset_y);
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G_GNUC_INTERNAL gboolean _gimp_drawable_thumbnail (gint32 drawable_ID,
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gint width,
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gint height,
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gint *actual_width,
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gint *actual_height,
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gint *bpp,
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gint *thumbnail_data_count,
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guint8 **thumbnail_data);
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G_GNUC_INTERNAL gboolean _gimp_drawable_sub_thumbnail (gint32 drawable_ID,
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gint src_x,
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gint src_y,
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gint src_width,
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gint src_height,
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gint dest_width,
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gint dest_height,
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gint *width,
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gint *height,
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gint *bpp,
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gint *thumbnail_data_count,
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guint8 **thumbnail_data);
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gboolean gimp_drawable_foreground_extract (gint32 drawable_ID,
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GimpForegroundExtractMode mode,
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gint32 mask_ID);
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G_GNUC_INTERNAL gchar* _gimp_drawable_get_format (gint32 drawable_ID);
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G_GNUC_INTERNAL gchar* _gimp_drawable_get_thumbnail_format (gint32 drawable_ID);
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GimpImageType gimp_drawable_type (gint32 drawable_ID);
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GimpImageType gimp_drawable_type_with_alpha (gint32 drawable_ID);
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gboolean gimp_drawable_has_alpha (gint32 drawable_ID);
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gboolean gimp_drawable_is_rgb (gint32 drawable_ID);
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gboolean gimp_drawable_is_gray (gint32 drawable_ID);
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gboolean gimp_drawable_is_indexed (gint32 drawable_ID);
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gint gimp_drawable_bpp (gint32 drawable_ID);
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gint gimp_drawable_width (gint32 drawable_ID);
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gint gimp_drawable_height (gint32 drawable_ID);
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gboolean gimp_drawable_offsets (gint32 drawable_ID,
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gint *offset_x,
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gint *offset_y);
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gboolean gimp_drawable_mask_bounds (gint32 drawable_ID,
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gint *x1,
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gint *y1,
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gint *x2,
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gint *y2);
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gboolean gimp_drawable_mask_intersect (gint32 drawable_ID,
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gint *x,
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gint *y,
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gint *width,
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gint *height);
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gboolean gimp_drawable_merge_shadow (gint32 drawable_ID,
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gboolean undo);
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gboolean gimp_drawable_free_shadow (gint32 drawable_ID);
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gboolean gimp_drawable_update (gint32 drawable_ID,
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gint x,
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gint y,
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gint width,
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gint height);
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guint8* gimp_drawable_get_pixel (gint32 drawable_ID,
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gint x_coord,
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gint y_coord,
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gint *num_channels);
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gboolean gimp_drawable_set_pixel (gint32 drawable_ID,
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gint x_coord,
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gint y_coord,
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gint num_channels,
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const guint8 *pixel);
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gboolean gimp_drawable_fill (gint32 drawable_ID,
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GimpFillType fill_type);
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gboolean gimp_drawable_offset (gint32 drawable_ID,
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gboolean wrap_around,
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GimpOffsetType fill_type,
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gint offset_x,
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gint offset_y);
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G_GNUC_INTERNAL gboolean _gimp_drawable_thumbnail (gint32 drawable_ID,
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gint width,
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gint height,
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gint *actual_width,
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gint *actual_height,
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gint *bpp,
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gint *thumbnail_data_count,
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guint8 **thumbnail_data);
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G_GNUC_INTERNAL gboolean _gimp_drawable_sub_thumbnail (gint32 drawable_ID,
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gint src_x,
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gint src_y,
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gint src_width,
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gint src_height,
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gint dest_width,
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gint dest_height,
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gint *width,
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gint *height,
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gint *bpp,
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gint *thumbnail_data_count,
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guint8 **thumbnail_data);
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gboolean gimp_drawable_foreground_extract (gint32 drawable_ID,
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GimpForegroundExtractMode mode,
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gint32 mask_ID);
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G_END_DECLS
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@ -307,6 +307,38 @@ CODE
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);
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}
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sub drawable_get_thumbnail_format {
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$blurb = "Returns the drawable's thumbnail Babl format";
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$help = <<'HELP';
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This procedure returns the drawable's thumbnail Babl format.
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Thumbnails are always 8-bit images, see gimp_drawable_thumbnail() and
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gimp_drawable_sub_thmbnail().
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HELP
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&mitch_pdb_misc('2019', '2.10.14');
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@inargs = (
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{ name => 'drawable', type => 'drawable',
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desc => 'The drawable' }
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);
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@outargs = (
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{ name => 'format', type => 'string', wrap => 1,
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desc => "The drawable's thumbnail Babl format" }
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);
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%invoke = (
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code => <<'CODE'
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{
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format = g_strdup (babl_format_get_encoding (gimp_drawable_get_preview_format (drawable)));
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}
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CODE
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);
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}
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sub drawable_type {
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$blurb = "Returns the drawable's type.";
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$help = "This procedure returns the drawable's type.";
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@ -994,6 +1026,7 @@ CODE
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"gimp-intl.h");
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@procs = qw(drawable_get_format
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drawable_get_thumbnail_format
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drawable_type
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drawable_type_with_alpha
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drawable_has_alpha
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