diff options
Diffstat (limited to 'pdf/mupdf.h')
| -rw-r--r-- | pdf/mupdf.h | 94 |
1 files changed, 91 insertions, 3 deletions
diff --git a/pdf/mupdf.h b/pdf/mupdf.h index 39245177..b233288f 100644 --- a/pdf/mupdf.h +++ b/pdf/mupdf.h @@ -5,6 +5,83 @@ #error "fitz.h must be included before mupdf.h" #endif +/* + * PDF Images + */ + +typedef struct pdf_image_params_s pdf_image_params; + +struct pdf_image_params_s +{ + int type; + fz_colorspace *colorspace; + union + { + struct + { + int columns; + int rows; + int k; + int eol; + int eba; + int eob; + int bi1; + } + fax; + struct + { + int ct; + } + jpeg; + struct + { + int columns; + int colors; + int predictor; + int bpc; + } + flate; + struct + { + int columns; + int colors; + int predictor; + int bpc; + int ec; + } + lzw; + } + u; +}; + + +typedef struct pdf_image_s pdf_image; + +struct pdf_image_s +{ + fz_image base; + fz_pixmap *tile; + int n, bpc; + pdf_image_params params; + fz_buffer *buffer; + int colorkey[FZ_MAX_COLORS * 2]; + float decode[FZ_MAX_COLORS * 2]; + int imagemask; + int interpolate; + int usecolorkey; +}; + +enum +{ + PDF_IMAGE_RAW, + PDF_IMAGE_FAX, + PDF_IMAGE_JPEG, + PDF_IMAGE_RLD, + PDF_IMAGE_FLATE, + PDF_IMAGE_LZW, + PDF_IMAGE_JPX +}; + typedef struct pdf_document_s pdf_document; /* @@ -102,12 +179,15 @@ fz_obj *pdf_load_object(pdf_document *doc, int num, int gen); void pdf_update_object(pdf_document *doc, int num, int gen, fz_obj *newobj); int pdf_is_stream(pdf_document *doc, int num, int gen); -fz_stream *pdf_open_inline_stream(pdf_document *doc, fz_obj *stmobj, int length, fz_stream *chain); +fz_stream *pdf_open_inline_stream(pdf_document *doc, fz_obj *stmobj, int length, fz_stream *chain, pdf_image_params *params); fz_buffer *pdf_load_raw_stream(pdf_document *doc, int num, int gen); fz_buffer *pdf_load_stream(pdf_document *doc, int num, int gen); +fz_buffer *pdf_load_image_stream(pdf_document *doc, int num, int gen, pdf_image_params *params); fz_stream *pdf_open_raw_stream(pdf_document *doc, int num, int gen); +fz_stream *pdf_open_image_stream(pdf_document *doc, int num, int gen, pdf_image_params *params); fz_stream *pdf_open_stream(pdf_document *doc, int num, int gen); fz_stream *pdf_open_stream_with_offset(pdf_document *doc, int num, int gen, fz_obj *dict, int stm_ofs); +fz_stream *pdf_open_image_decomp_stream(fz_context *ctx, fz_buffer *, pdf_image_params *params, int *factor); pdf_document *pdf_open_document_with_stream(fz_stream *file); pdf_document *pdf_open_document(fz_context *ctx, const char *filename); @@ -171,8 +251,8 @@ fz_pixmap *pdf_expand_indexed_pixmap(fz_context *ctx, fz_pixmap *src); fz_shade *pdf_load_shading(pdf_document *doc, fz_obj *obj); -fz_pixmap *pdf_load_inline_image(pdf_document *doc, fz_obj *rdb, fz_obj *dict, fz_stream *file); -fz_pixmap *pdf_load_image(pdf_document *doc, fz_obj *obj); +fz_image *pdf_load_inline_image(pdf_document *doc, fz_obj *rdb, fz_obj *dict, fz_stream *file); +fz_image *pdf_load_image(pdf_document *doc, fz_obj *obj); int pdf_is_jpx_image(fz_context *ctx, fz_obj *dict); /* @@ -471,4 +551,12 @@ void pdf_run_page_with_usage(pdf_document *doc, pdf_page *page, fz_device *dev, void pdf_run_page(pdf_document *doc, pdf_page *page, fz_device *dev, fz_matrix ctm, fz_cookie *cookie); void pdf_run_glyph(pdf_document *doc, fz_obj *resources, fz_buffer *contents, fz_device *dev, fz_matrix ctm, void *gstate); +/* + * PDF interface to store + */ + +void pdf_store_item(fz_context *ctx, fz_obj *key, void *val, unsigned int itemsize); +void *pdf_find_item(fz_context *ctx, fz_store_free_fn *free, fz_obj *key); +void pdf_remove_item(fz_context *ctx, fz_store_free_fn *free, fz_obj *key); + #endif |