rework pngload
To match the new radload pattern.
This commit is contained in:
John Cupitt
parent
548aa30414
commit
561f410f0a
@ -480,6 +480,7 @@ static void *
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vips_foreign_find_load_sub( VipsForeignLoadClass *load_class,
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const char *filename )
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{
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VipsObjectClass *object_class = VIPS_OBJECT_CLASS( load_class );
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VipsForeignClass *class = VIPS_FOREIGN_CLASS( load_class );
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#ifdef DEBUG
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@ -487,7 +488,9 @@ vips_foreign_find_load_sub( VipsForeignLoadClass *load_class,
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VIPS_OBJECT_CLASS( class )->nickname );
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#endif /*DEBUG*/
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if( load_class->is_a ) {
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if( load_class->is_a &&
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!vips_ispostfix( object_class->nickname, "_buffer" ) &&
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!vips_ispostfix( object_class->nickname, "_stream" ) ) {
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if( load_class->is_a( filename ) )
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return( load_class );
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@ -1756,10 +1759,10 @@ vips_foreign_find_save_sub( VipsForeignSaveClass *save_class,
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* it's not one of those.
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*/
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if( !G_TYPE_IS_ABSTRACT( G_TYPE_FROM_CLASS( class ) ) &&
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class->suffs &&
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vips_filename_suffix_match( filename, class->suffs ) &&
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!vips_ispostfix( object_class->nickname, "_buffer" ) &&
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!vips_ispostfix( object_class->nickname, "_stream" ) )
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!vips_ispostfix( object_class->nickname, "_stream" ) &&
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class->suffs &&
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vips_filename_suffix_match( filename, class->suffs ) )
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return( save_class );
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return( NULL );
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@ -2001,31 +2004,41 @@ vips_foreign_find_save_buffer( const char *name )
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void
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vips_foreign_operation_init( void )
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{
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extern GType vips_foreign_load_rad_get_type( void );
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extern GType vips_foreign_load_rad_file_get_type( void );
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extern GType vips_foreign_load_rad_buffer_get_type( void );
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extern GType vips_foreign_load_rad_stream_get_type( void );
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extern GType vips_foreign_save_rad_file_get_type( void );
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extern GType vips_foreign_save_rad_buffer_get_type( void );
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extern GType vips_foreign_save_rad_stream_get_type( void );
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extern GType vips_foreign_load_mat_get_type( void );
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extern GType vips_foreign_load_ppm_file_get_type( void );
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extern GType vips_foreign_save_ppm_file_get_type( void );
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extern GType vips_foreign_load_png_get_type( void );
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extern GType vips_foreign_load_png_file_get_type( void );
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extern GType vips_foreign_load_png_buffer_get_type( void );
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extern GType vips_foreign_load_png_stream_get_type( void );
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extern GType vips_foreign_save_png_file_get_type( void );
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extern GType vips_foreign_save_png_buffer_get_type( void );
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extern GType vips_foreign_save_png_stream_get_type( void );
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extern GType vips_foreign_load_csv_get_type( void );
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extern GType vips_foreign_save_csv_get_type( void );
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extern GType vips_foreign_load_matrix_get_type( void );
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extern GType vips_foreign_save_matrix_get_type( void );
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extern GType vips_foreign_print_matrix_get_type( void );
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extern GType vips_foreign_load_fits_get_type( void );
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extern GType vips_foreign_save_fits_get_type( void );
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extern GType vips_foreign_load_analyze_get_type( void );
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extern GType vips_foreign_load_openexr_get_type( void );
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extern GType vips_foreign_load_openslide_get_type( void );
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extern GType vips_foreign_load_jpeg_file_get_type( void );
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extern GType vips_foreign_load_jpeg_buffer_get_type( void );
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extern GType vips_foreign_load_jpeg_stream_get_type( void );
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@ -2033,45 +2046,56 @@ vips_foreign_operation_init( void )
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extern GType vips_foreign_save_jpeg_buffer_get_type( void );
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extern GType vips_foreign_save_jpeg_stream_get_type( void );
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extern GType vips_foreign_save_jpeg_mime_get_type( void );
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extern GType vips_foreign_load_tiff_file_get_type( void );
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extern GType vips_foreign_load_tiff_buffer_get_type( void );
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extern GType vips_foreign_load_tiff_stream_get_type( void );
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extern GType vips_foreign_save_tiff_file_get_type( void );
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extern GType vips_foreign_save_tiff_buffer_get_type( void );
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extern GType vips_foreign_load_vips_get_type( void );
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extern GType vips_foreign_save_vips_get_type( void );
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extern GType vips_foreign_load_raw_get_type( void );
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extern GType vips_foreign_save_raw_get_type( void );
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extern GType vips_foreign_save_raw_fd_get_type( void );
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extern GType vips_foreign_load_magick_file_get_type( void );
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extern GType vips_foreign_load_magick_buffer_get_type( void );
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extern GType vips_foreign_load_magick7_file_get_type( void );
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extern GType vips_foreign_load_magick7_buffer_get_type( void );
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extern GType vips_foreign_save_magick_file_get_type( void );
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extern GType vips_foreign_save_magick_buffer_get_type( void );
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extern GType vips_foreign_save_dz_file_get_type( void );
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extern GType vips_foreign_save_dz_buffer_get_type( void );
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extern GType vips_foreign_load_webp_file_get_type( void );
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extern GType vips_foreign_load_webp_buffer_get_type( void );
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extern GType vips_foreign_load_webp_stream_get_type( void );
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extern GType vips_foreign_save_webp_file_get_type( void );
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extern GType vips_foreign_save_webp_buffer_get_type( void );
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extern GType vips_foreign_save_webp_stream_get_type( void );
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extern GType vips_foreign_load_pdf_get_type( void );
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extern GType vips_foreign_load_pdf_file_get_type( void );
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extern GType vips_foreign_load_pdf_buffer_get_type( void );
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extern GType vips_foreign_load_svg_get_type( void );
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extern GType vips_foreign_load_svg_file_get_type( void );
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extern GType vips_foreign_load_svg_buffer_get_type( void );
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extern GType vips_foreign_load_svg_stream_get_type( void );
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extern GType vips_foreign_load_heif_get_type( void );
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extern GType vips_foreign_load_heif_file_get_type( void );
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extern GType vips_foreign_load_heif_buffer_get_type( void );
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extern GType vips_foreign_save_heif_get_type( void );
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extern GType vips_foreign_save_heif_file_get_type( void );
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extern GType vips_foreign_save_heif_buffer_get_type( void );
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extern GType vips_foreign_load_nifti_get_type( void );
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extern GType vips_foreign_save_nifti_get_type( void );
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extern GType vips_foreign_load_gif_get_type( void );
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extern GType vips_foreign_load_gif_file_get_type( void );
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extern GType vips_foreign_load_gif_buffer_get_type( void );
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@ -2097,7 +2121,7 @@ vips_foreign_operation_init( void )
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#endif /*HAVE_PPM*/
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#ifdef HAVE_RADIANCE
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vips_foreign_load_rad_get_type();
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vips_foreign_load_rad_file_get_type();
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vips_foreign_load_rad_buffer_get_type();
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vips_foreign_load_rad_stream_get_type();
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vips_foreign_save_rad_file_get_type();
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@ -2136,7 +2160,7 @@ vips_foreign_operation_init( void )
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#endif /*HAVE_GSF*/
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#ifdef HAVE_PNG
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vips_foreign_load_png_get_type();
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vips_foreign_load_png_file_get_type();
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vips_foreign_load_png_buffer_get_type();
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vips_foreign_load_png_stream_get_type();
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vips_foreign_save_png_file_get_type();
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@ -117,6 +117,7 @@ vips_foreign_load_jpeg_class_init( VipsForeignLoadJpegClass *class )
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS( class );
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VipsObjectClass *object_class = (VipsObjectClass *) class;
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VipsForeignClass *foreign_class = (VipsForeignClass *) class;
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VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
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gobject_class->set_property = vips_object_set_property;
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@ -126,6 +127,10 @@ vips_foreign_load_jpeg_class_init( VipsForeignLoadJpegClass *class )
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object_class->description = _( "load jpeg" );
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object_class->build = vips_foreign_load_jpeg_build;
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/* We are fast at is_a(), so high priority.
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*/
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foreign_class->priority = 50;
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load_class->get_flags = vips_foreign_load_jpeg_get_flags;
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VIPS_ARG_INT( class, "shrink", 20,
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@ -190,7 +195,7 @@ vips_foreign_load_jpeg_stream_load( VipsForeignLoad *load )
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}
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static gboolean
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vips_foreign_load_jpeg_stream_is_a( VipsStreami *streami )
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vips_foreign_load_jpeg_stream_is_a_stream( VipsStreami *streami )
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{
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return( vips__isjpeg_stream( streami ) );
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}
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@ -209,7 +214,7 @@ vips_foreign_load_jpeg_stream_class_init(
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object_class->nickname = "jpegload_stream";
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object_class->description = _( "load image from jpeg stream" );
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load_class->is_a_stream = vips_foreign_load_jpeg_stream_is_a;
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load_class->is_a_stream = vips_foreign_load_jpeg_stream_is_a_stream;
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load_class->header = vips_foreign_load_jpeg_stream_header;
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load_class->load = vips_foreign_load_jpeg_stream_load;
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@ -309,10 +314,6 @@ vips_foreign_load_jpeg_file_class_init( VipsForeignLoadJpegFileClass *class )
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foreign_class->suffs = vips__jpeg_suffs;
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/* We are fast at is_a(), so high priority.
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*/
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foreign_class->priority = 50;
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load_class->is_a = vips_foreign_load_jpeg_file_is_a;
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load_class->header = vips_foreign_load_jpeg_file_header;
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load_class->load = vips_foreign_load_jpeg_file_load;
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@ -52,29 +52,38 @@
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#ifdef HAVE_PNG
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typedef struct _VipsForeignLoadPngStream {
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typedef struct _VipsForeignLoadPng {
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VipsForeignLoad parent_object;
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/* Load from a stream.
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/* Set by subclasses.
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*/
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VipsStreami *streami;
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} VipsForeignLoadPngStream;
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} VipsForeignLoadPng;
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typedef VipsForeignLoadClass VipsForeignLoadPngStreamClass;
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typedef VipsForeignLoadClass VipsForeignLoadPngClass;
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G_DEFINE_TYPE( VipsForeignLoadPngStream, vips_foreign_load_png_stream,
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G_DEFINE_TYPE( VipsForeignLoadPng, vips_foreign_load_png,
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VIPS_TYPE_FOREIGN_LOAD );
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static VipsForeignFlags
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vips_foreign_load_png_stream_get_flags( VipsForeignLoad *load )
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static void
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vips_foreign_load_png_dispose( GObject *gobject )
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{
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VipsForeignLoadPngStream *stream = (VipsForeignLoadPngStream *) load;
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VipsForeignLoadPng *png = (VipsForeignLoadPng *) gobject;
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VIPS_UNREF( png->streami );
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G_OBJECT_CLASS( vips_foreign_load_png_parent_class )->
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dispose( gobject );
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}
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static VipsForeignFlags
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vips_foreign_load_png_get_flags_stream( VipsStreami *streami )
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{
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VipsForeignFlags flags;
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flags = 0;
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if( vips__png_isinterlaced_stream( stream->streami ) )
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if( vips__png_isinterlaced_stream( streami ) )
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flags |= VIPS_FOREIGN_PARTIAL;
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else
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flags |= VIPS_FOREIGN_SEQUENTIAL;
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@ -82,28 +91,118 @@ vips_foreign_load_png_stream_get_flags( VipsForeignLoad *load )
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return( flags );
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}
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static int
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vips_foreign_load_png_stream_header( VipsForeignLoad *load )
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static VipsForeignFlags
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vips_foreign_load_png_get_flags( VipsForeignLoad *load )
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{
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VipsForeignLoadPngStream *stream = (VipsForeignLoadPngStream *) load;
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VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
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if( vips__png_header_stream( stream->streami, load->out ) )
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return( vips_foreign_load_png_get_flags_stream( png->streami ) );
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}
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static VipsForeignFlags
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vips_foreign_load_png_get_flags_filename( const char *filename )
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{
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VipsStreami *streami;
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VipsForeignFlags flags;
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if( !(streami = vips_streami_new_from_file( filename )) )
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return( 0 );
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flags = vips_foreign_load_png_get_flags_stream( streami );
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VIPS_UNREF( streami );
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return( flags );
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}
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static int
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vips_foreign_load_png_header( VipsForeignLoad *load )
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{
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VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
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if( vips__png_header_stream( png->streami, load->out ) )
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return( -1 );
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return( 0 );
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}
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static int
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vips_foreign_load_png_stream_load( VipsForeignLoad *load )
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vips_foreign_load_png_load( VipsForeignLoad *load )
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{
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VipsForeignLoadPngStream *stream = (VipsForeignLoadPngStream *) load;
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VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
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if( vips__png_read_stream( stream->streami, load->real, load->fail ) )
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if( vips__png_read_stream( png->streami, load->real, load->fail ) )
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return( -1 );
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return( 0 );
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}
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static void
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vips_foreign_load_png_class_init( VipsForeignLoadPngClass *class )
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{
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GObjectClass *gobject_class = G_OBJECT_CLASS( class );
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VipsObjectClass *object_class = (VipsObjectClass *) class;
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VipsForeignClass *foreign_class = (VipsForeignClass *) class;
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VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
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gobject_class->dispose = vips_foreign_load_png_dispose;
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object_class->nickname = "pngload_base";
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object_class->description = _( "load png base class" );
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/* We are fast at is_a(), so high priority.
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*/
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foreign_class->priority = 200;
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load_class->get_flags_filename =
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vips_foreign_load_png_get_flags_filename;
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load_class->get_flags = vips_foreign_load_png_get_flags;
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load_class->header = vips_foreign_load_png_header;
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load_class->load = vips_foreign_load_png_load;
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}
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static void
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vips_foreign_load_png_init( VipsForeignLoadPng *png )
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{
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}
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typedef struct _VipsForeignLoadPngStream {
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VipsForeignLoadPng parent_object;
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/* Load from a stream.
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*/
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VipsStreami *streami;
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} VipsForeignLoadPngStream;
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typedef VipsForeignLoadPngClass VipsForeignLoadPngStreamClass;
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G_DEFINE_TYPE( VipsForeignLoadPngStream, vips_foreign_load_png_stream,
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vips_foreign_load_png_get_type() );
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static int
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vips_foreign_load_png_stream_build( VipsObject *object )
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{
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VipsForeignLoadPng *png = (VipsForeignLoadPng *) object;
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VipsForeignLoadPngStream *stream = (VipsForeignLoadPngStream *) object;
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if( stream->streami ) {
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png->streami = stream->streami;
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g_object_ref( png->streami );
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}
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if( VIPS_OBJECT_CLASS( vips_foreign_load_png_stream_parent_class )->
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build( object ) )
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return( -1 );
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return( 0 );
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}
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static gboolean
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vips_foreign_load_png_stream_is_a_stream( VipsStreami *streami )
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{
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return( vips__png_ispng_stream( streami ) );
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}
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static void
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vips_foreign_load_png_stream_class_init( VipsForeignLoadPngStreamClass *class )
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{
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@ -116,11 +215,9 @@ vips_foreign_load_png_stream_class_init( VipsForeignLoadPngStreamClass *class )
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object_class->nickname = "pngload_stream";
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object_class->description = _( "load png from stream" );
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object_class->build = vips_foreign_load_png_stream_build;
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load_class->is_a_stream = vips__png_ispng_stream;
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load_class->get_flags = vips_foreign_load_png_stream_get_flags;
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load_class->header = vips_foreign_load_png_stream_header;
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load_class->load = vips_foreign_load_png_stream_load;
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load_class->is_a_stream = vips_foreign_load_png_stream_is_a_stream;
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VIPS_ARG_OBJECT( class, "streami", 1,
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_( "Streami" ),
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@ -136,100 +233,53 @@ vips_foreign_load_png_stream_init( VipsForeignLoadPngStream *stream )
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{
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}
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typedef struct _VipsForeignLoadPng {
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VipsForeignLoad parent_object;
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typedef struct _VipsForeignLoadPngFile {
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VipsForeignLoadPng parent_object;
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/* Filename for load.
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*/
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char *filename;
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} VipsForeignLoadPng;
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} VipsForeignLoadPngFile;
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typedef VipsForeignLoadClass VipsForeignLoadPngClass;
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typedef VipsForeignLoadPngClass VipsForeignLoadPngFileClass;
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G_DEFINE_TYPE( VipsForeignLoadPng, vips_foreign_load_png,
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VIPS_TYPE_FOREIGN_LOAD );
|
||||
G_DEFINE_TYPE( VipsForeignLoadPngFile, vips_foreign_load_png_file,
|
||||
vips_foreign_load_png_get_type() );
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_file_build( VipsObject *object )
|
||||
{
|
||||
VipsForeignLoadPng *png = (VipsForeignLoadPng *) object;
|
||||
VipsForeignLoadPngFile *file = (VipsForeignLoadPngFile *) object;
|
||||
|
||||
if( file->filename &&
|
||||
!(png->streami = vips_streami_new_from_file( file->filename )) )
|
||||
return( -1 );
|
||||
|
||||
if( VIPS_OBJECT_CLASS( vips_foreign_load_png_file_parent_class )->
|
||||
build( object ) )
|
||||
return( -1 );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_png_is_a( const char *filename )
|
||||
vips_foreign_load_png_file_is_a( const char *filename )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
gboolean result;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( filename )) )
|
||||
return( FALSE );
|
||||
result = vips__png_ispng_stream( streami );
|
||||
result = vips_foreign_load_png_stream_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static VipsForeignFlags
|
||||
vips_foreign_load_png_get_flags_filename( const char *filename )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
VipsForeignFlags flags;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( filename )) )
|
||||
return( 0 );
|
||||
|
||||
flags = 0;
|
||||
if( vips__png_isinterlaced_stream( streami ) )
|
||||
flags |= VIPS_FOREIGN_PARTIAL;
|
||||
else
|
||||
flags |= VIPS_FOREIGN_SEQUENTIAL;
|
||||
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( flags );
|
||||
}
|
||||
|
||||
static VipsForeignFlags
|
||||
vips_foreign_load_png_get_flags( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
|
||||
|
||||
return( vips_foreign_load_png_get_flags_filename( png->filename ) );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_header( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
|
||||
|
||||
VipsStreami *streami;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( png->filename )) )
|
||||
return( -1 );
|
||||
if( vips__png_header_stream( streami, load->out ) ) {
|
||||
VIPS_UNREF( streami );
|
||||
return( -1 );
|
||||
}
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_load( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPng *png = (VipsForeignLoadPng *) load;
|
||||
|
||||
VipsStreami *streami;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( png->filename )) )
|
||||
return( -1 );
|
||||
if( vips__png_read_stream( streami, load->real, load->fail ) ) {
|
||||
VIPS_UNREF( streami );
|
||||
return( -1 );
|
||||
}
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_png_class_init( VipsForeignLoadPngClass *class )
|
||||
vips_foreign_load_png_file_class_init( VipsForeignLoadPngFileClass *class )
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
@ -241,35 +291,27 @@ vips_foreign_load_png_class_init( VipsForeignLoadPngClass *class )
|
||||
|
||||
object_class->nickname = "pngload";
|
||||
object_class->description = _( "load png from file" );
|
||||
object_class->build = vips_foreign_load_png_file_build;
|
||||
|
||||
foreign_class->suffs = vips__png_suffs;
|
||||
|
||||
/* We are fast at is_a(), so high priority.
|
||||
*/
|
||||
foreign_class->priority = 200;
|
||||
|
||||
load_class->is_a = vips_foreign_load_png_is_a;
|
||||
load_class->get_flags_filename =
|
||||
vips_foreign_load_png_get_flags_filename;
|
||||
load_class->get_flags = vips_foreign_load_png_get_flags;
|
||||
load_class->header = vips_foreign_load_png_header;
|
||||
load_class->load = vips_foreign_load_png_load;
|
||||
load_class->is_a = vips_foreign_load_png_file_is_a;
|
||||
|
||||
VIPS_ARG_STRING( class, "filename", 1,
|
||||
_( "Filename" ),
|
||||
_( "Filename to load from" ),
|
||||
VIPS_ARGUMENT_REQUIRED_INPUT,
|
||||
G_STRUCT_OFFSET( VipsForeignLoadPng, filename ),
|
||||
G_STRUCT_OFFSET( VipsForeignLoadPngFile, filename ),
|
||||
NULL );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_png_init( VipsForeignLoadPng *png )
|
||||
vips_foreign_load_png_file_init( VipsForeignLoadPngFile *file )
|
||||
{
|
||||
}
|
||||
|
||||
typedef struct _VipsForeignLoadPngBuffer {
|
||||
VipsForeignLoad parent_object;
|
||||
VipsForeignLoadPng parent_object;
|
||||
|
||||
/* Load from a buffer.
|
||||
*/
|
||||
@ -277,10 +319,28 @@ typedef struct _VipsForeignLoadPngBuffer {
|
||||
|
||||
} VipsForeignLoadPngBuffer;
|
||||
|
||||
typedef VipsForeignLoadClass VipsForeignLoadPngBufferClass;
|
||||
typedef VipsForeignLoadPngClass VipsForeignLoadPngBufferClass;
|
||||
|
||||
G_DEFINE_TYPE( VipsForeignLoadPngBuffer, vips_foreign_load_png_buffer,
|
||||
VIPS_TYPE_FOREIGN_LOAD );
|
||||
vips_foreign_load_png_get_type() );
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_buffer_build( VipsObject *object )
|
||||
{
|
||||
VipsForeignLoadPng *png = (VipsForeignLoadPng *) object;
|
||||
VipsForeignLoadPngBuffer *buffer = (VipsForeignLoadPngBuffer *) object;
|
||||
|
||||
if( buffer->buf &&
|
||||
!(png->streami = vips_streami_new_from_memory(
|
||||
buffer->buf->data, buffer->buf->length )) )
|
||||
return( -1 );
|
||||
|
||||
if( VIPS_OBJECT_CLASS( vips_foreign_load_png_buffer_parent_class )->
|
||||
build( object ) )
|
||||
return( -1 );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_png_buffer_is_a_buffer( const void *buf, size_t len )
|
||||
@ -290,73 +350,12 @@ vips_foreign_load_png_buffer_is_a_buffer( const void *buf, size_t len )
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buf, len )) )
|
||||
return( FALSE );
|
||||
result = vips__png_ispng_stream( streami );
|
||||
result = vips_foreign_load_png_stream_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static VipsForeignFlags
|
||||
vips_foreign_load_png_buffer_get_flags( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPngBuffer *buffer = (VipsForeignLoadPngBuffer *) load;
|
||||
|
||||
VipsStreami *streami;
|
||||
VipsForeignFlags flags;
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buffer->buf->data,
|
||||
buffer->buf->length )) )
|
||||
return( 0 );
|
||||
|
||||
flags = 0;
|
||||
if( vips__png_isinterlaced_stream( streami ) )
|
||||
flags |= VIPS_FOREIGN_PARTIAL;
|
||||
else
|
||||
flags |= VIPS_FOREIGN_SEQUENTIAL;
|
||||
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( flags );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_buffer_header( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPngBuffer *buffer = (VipsForeignLoadPngBuffer *) load;
|
||||
|
||||
VipsStreami *streami;
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buffer->buf->data,
|
||||
buffer->buf->length )) )
|
||||
return( -1 );
|
||||
if( vips__png_header_stream( streami, load->out ) ) {
|
||||
VIPS_UNREF( streami );
|
||||
return( -1 );
|
||||
}
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_png_buffer_load( VipsForeignLoad *load )
|
||||
{
|
||||
VipsForeignLoadPngBuffer *buffer = (VipsForeignLoadPngBuffer *) load;
|
||||
|
||||
VipsStreami *streami;
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buffer->buf->data,
|
||||
buffer->buf->length )) )
|
||||
return( -1 );
|
||||
if( vips__png_read_stream( streami, load->real, load->fail ) ) {
|
||||
VIPS_UNREF( streami );
|
||||
return( -1 );
|
||||
}
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_png_buffer_class_init( VipsForeignLoadPngBufferClass *class )
|
||||
{
|
||||
@ -369,11 +368,9 @@ vips_foreign_load_png_buffer_class_init( VipsForeignLoadPngBufferClass *class )
|
||||
|
||||
object_class->nickname = "pngload_buffer";
|
||||
object_class->description = _( "load png from buffer" );
|
||||
object_class->build = vips_foreign_load_png_buffer_build;
|
||||
|
||||
load_class->is_a_buffer = vips_foreign_load_png_buffer_is_a_buffer;
|
||||
load_class->get_flags = vips_foreign_load_png_buffer_get_flags;
|
||||
load_class->header = vips_foreign_load_png_buffer_header;
|
||||
load_class->load = vips_foreign_load_png_buffer_load;
|
||||
|
||||
VIPS_ARG_BOXED( class, "buffer", 1,
|
||||
_( "Buffer" ),
|
||||
|
||||
@ -77,40 +77,6 @@ vips_foreign_load_rad_dispose( GObject *gobject )
|
||||
dispose( gobject );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_rad_is_a_stream( VipsStreami *streami )
|
||||
{
|
||||
return( vips__rad_israd( streami ) );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_rad_is_a( const char *filename )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
int result;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( filename )) )
|
||||
return( -1 );
|
||||
result = vips_foreign_load_rad_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_rad_is_a_buffer( const void *buf, size_t len )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
gboolean result;
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buf, len )) )
|
||||
return( FALSE );
|
||||
result = vips_foreign_load_rad_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static VipsForeignFlags
|
||||
vips_foreign_load_rad_get_flags( VipsForeignLoad *load )
|
||||
{
|
||||
@ -158,15 +124,10 @@ vips_foreign_load_rad_class_init( VipsForeignLoadRadClass *class )
|
||||
object_class->nickname = "radload_base";
|
||||
object_class->description = _( "load rad base class" );
|
||||
|
||||
foreign_class->suffs = vips__rad_suffs;
|
||||
|
||||
/* is_a() is not that quick ... lower the priority.
|
||||
*/
|
||||
foreign_class->priority = -50;
|
||||
|
||||
load_class->is_a = vips_foreign_load_rad_is_a;
|
||||
load_class->is_a_buffer = vips_foreign_load_rad_is_a_buffer;
|
||||
load_class->is_a_stream = vips_foreign_load_rad_is_a_stream;
|
||||
load_class->get_flags_filename =
|
||||
vips_foreign_load_rad_get_flags_filename;
|
||||
load_class->get_flags = vips_foreign_load_rad_get_flags;
|
||||
@ -202,7 +163,7 @@ vips_foreign_load_rad_stream_build( VipsObject *object )
|
||||
|
||||
if( stream->streami ) {
|
||||
rad->streami = stream->streami;
|
||||
g_object_ref( stream->streami );
|
||||
g_object_ref( rad->streami );
|
||||
}
|
||||
|
||||
if( VIPS_OBJECT_CLASS( vips_foreign_load_rad_stream_parent_class )->
|
||||
@ -212,11 +173,18 @@ vips_foreign_load_rad_stream_build( VipsObject *object )
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_rad_stream_is_a_stream( VipsStreami *streami )
|
||||
{
|
||||
return( vips__rad_israd( streami ) );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_rad_stream_class_init( VipsForeignLoadRadStreamClass *class )
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
|
||||
|
||||
gobject_class->set_property = vips_object_set_property;
|
||||
gobject_class->get_property = vips_object_get_property;
|
||||
@ -225,6 +193,8 @@ vips_foreign_load_rad_stream_class_init( VipsForeignLoadRadStreamClass *class )
|
||||
object_class->description = _( "load rad from stream" );
|
||||
object_class->build = vips_foreign_load_rad_stream_build;
|
||||
|
||||
load_class->is_a_stream = vips_foreign_load_rad_stream_is_a_stream;
|
||||
|
||||
VIPS_ARG_OBJECT( class, "streami", 1,
|
||||
_( "Streami" ),
|
||||
_( "Stream to load from" ),
|
||||
@ -270,11 +240,27 @@ vips_foreign_load_rad_file_build( VipsObject *object )
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static int
|
||||
vips_foreign_load_rad_file_is_a( const char *filename )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
int result;
|
||||
|
||||
if( !(streami = vips_streami_new_from_file( filename )) )
|
||||
return( -1 );
|
||||
result = vips_foreign_load_rad_stream_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_rad_file_class_init( VipsForeignLoadRadFileClass *class )
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
VipsForeignClass *foreign_class = (VipsForeignClass *) class;
|
||||
VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
|
||||
|
||||
gobject_class->set_property = vips_object_set_property;
|
||||
gobject_class->get_property = vips_object_get_property;
|
||||
@ -283,6 +269,10 @@ vips_foreign_load_rad_file_class_init( VipsForeignLoadRadFileClass *class )
|
||||
object_class->description = _( "load a Radiance image from a file" );
|
||||
object_class->build = vips_foreign_load_rad_file_build;
|
||||
|
||||
foreign_class->suffs = vips__rad_suffs;
|
||||
|
||||
load_class->is_a = vips_foreign_load_rad_file_is_a;
|
||||
|
||||
VIPS_ARG_STRING( class, "filename", 1,
|
||||
_( "Filename" ),
|
||||
_( "Filename to load from" ),
|
||||
@ -328,11 +318,26 @@ vips_foreign_load_rad_buffer_build( VipsObject *object )
|
||||
return( 0 );
|
||||
}
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_rad_buffer_is_a_buffer( const void *buf, size_t len )
|
||||
{
|
||||
VipsStreami *streami;
|
||||
gboolean result;
|
||||
|
||||
if( !(streami = vips_streami_new_from_memory( buf, len )) )
|
||||
return( FALSE );
|
||||
result = vips_foreign_load_rad_stream_is_a_stream( streami );
|
||||
VIPS_UNREF( streami );
|
||||
|
||||
return( result );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_rad_buffer_class_init( VipsForeignLoadRadBufferClass *class )
|
||||
{
|
||||
GObjectClass *gobject_class = G_OBJECT_CLASS( class );
|
||||
VipsObjectClass *object_class = (VipsObjectClass *) class;
|
||||
VipsForeignLoadClass *load_class = (VipsForeignLoadClass *) class;
|
||||
|
||||
gobject_class->set_property = vips_object_set_property;
|
||||
gobject_class->get_property = vips_object_get_property;
|
||||
@ -341,6 +346,8 @@ vips_foreign_load_rad_buffer_class_init( VipsForeignLoadRadBufferClass *class )
|
||||
object_class->description = _( "load rad from buffer" );
|
||||
object_class->build = vips_foreign_load_rad_buffer_build;
|
||||
|
||||
load_class->is_a_buffer = vips_foreign_load_rad_buffer_is_a_buffer;
|
||||
|
||||
VIPS_ARG_BOXED( class, "buffer", 1,
|
||||
_( "Buffer" ),
|
||||
_( "Buffer to load from" ),
|
||||
|
||||
@ -767,7 +767,7 @@ G_DEFINE_TYPE( VipsForeignLoadSvgStream, vips_foreign_load_svg_stream,
|
||||
vips_foreign_load_svg_get_type() );
|
||||
|
||||
gboolean
|
||||
vips_foreign_load_svg_stream_is_a( VipsStreami *streami )
|
||||
vips_foreign_load_svg_stream_is_a_stream( VipsStreami *streami )
|
||||
{
|
||||
unsigned char *data;
|
||||
size_t bytes_read;
|
||||
@ -832,7 +832,7 @@ vips_foreign_load_svg_stream_class_init( VipsForeignLoadSvgStreamClass *class )
|
||||
object_class->nickname = "svgload_stream";
|
||||
object_class->description = _( "load svg from stream" );
|
||||
|
||||
load_class->is_a_stream = vips_foreign_load_svg_stream_is_a;
|
||||
load_class->is_a_stream = vips_foreign_load_svg_stream_is_a_stream;
|
||||
load_class->header = vips_foreign_load_svg_stream_header;
|
||||
load_class->load = vips_foreign_load_svg_stream_load;
|
||||
|
||||
|
||||
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