forked from enlightenment/efl
evas_generic_loaders: port poppler to the cpp api
Summary: This ports the loader to the stable cpp api. Test Plan: Please test this patch and tell me if there are differences Reviewers: DaveMDS Subscribers: jayji Differential Revision: https://phab.enlightenment.org/D4039
This commit is contained in:
Marcel Hollerbach
parent
c6dfdeb0c8
commit
6b74aad023
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@ -2864,13 +2864,7 @@ have_rsvg="no"
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### Check needed dependency for each generic loader
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if test "x${want_poppler}" = "xyes"; then
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PKG_CHECK_MODULES([POPPLER], [poppler >= 0.12], [have_poppler="yes"])
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PKG_CHECK_EXISTS([poppler >= 0.20],
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[AC_DEFINE(HAVE_POPPLER_020, 1, [Have poppler at least 0.20])])
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PKG_CHECK_EXISTS([poppler >= 0.31],
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[AC_DEFINE(HAVE_POPPLER_031, 1, [Have poppler at least 0.31])])
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PKG_CHECK_MODULES([POPPLER], [poppler-cpp >= 0.12], [have_poppler="yes"])
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fi
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if test "x${want_spectre}" = "xyes"; then
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@ -8,19 +8,19 @@
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#include <unistd.h>
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#include <libgen.h>
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#include <GlobalParams.h>
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#include <PDFDoc.h>
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#include <ErrorCodes.h>
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#include <Page.h>
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#include <SplashOutputDev.h>
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#include <splash/SplashBitmap.h>
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#include <Eina.h>
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#include <poppler-global.h>
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#include <poppler-rectangle.h>
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#include <poppler-document.h>
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#include <poppler-page.h>
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#include <poppler-page-renderer.h>
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#include "shmfile.h"
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#include "timeout.h"
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#define DATA32 unsigned int
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#define DATA32 unsigned int
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typedef char RGB24[3];
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//#define PDF_DBG
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@ -30,11 +30,12 @@
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#define D(fmt, args...)
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#endif
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using namespace poppler;
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PDFDoc *pdfdoc;
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bool locked = false;
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::Page *page;
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document *doc;
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page *doc_page;
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int width = 0, height = 0;
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int crop_width = 0, crop_height = 0;
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void *data = NULL;
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@ -44,9 +45,7 @@ double dpi = -1.0;
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Eina_Bool poppler_init(const char *file, int page_nbr, int size_w, int size_h)
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{
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Object obj;
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double w, h, cw, ch;
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int rot;
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if (!file || !*file)
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return EINA_FALSE;
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@ -54,55 +53,36 @@ Eina_Bool poppler_init(const char *file, int page_nbr, int size_w, int size_h)
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if (page_nbr < 0)
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return EINA_FALSE;
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if (!(globalParams = new GlobalParams()))
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if (!eina_init())
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return EINA_FALSE;
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if (!eina_init())
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goto del_global_param;
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#ifndef HAVE_POPPLER_031
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if (globalParams->getAntialias())
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globalParams->setAntialias((char *)"yes");
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if (globalParams->getVectorAntialias())
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globalParams->setVectorAntialias((char *)"yes");
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#endif
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doc = document::load_from_file(file);
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pdfdoc = new PDFDoc(new GooString(file), NULL);
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if (!pdfdoc)
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goto del_global_param;
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if (!doc)
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return EINA_FALSE;
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if (!pdfdoc->isOk() || (pdfdoc->getErrorCode() == errEncrypted))
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goto del_pdfdoc;
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if (page_nbr >= pdfdoc->getNumPages())
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if (page_nbr >= doc->pages())
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goto del_pdfdoc;
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/* load the page */
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page = pdfdoc->getCatalog()->getPage(page_nbr + 1);
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if (!page || !page->isOk())
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doc_page = doc->create_page(page_nbr + 1);
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if (!doc_page)
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goto del_pdfdoc;
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w = page->getMediaWidth();
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h = page->getMediaHeight();
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cw = page->getCropWidth();
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ch = page->getCropHeight();
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rot = page->getRotate();
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w = doc_page->page_rect(page_box_enum::media_box).width();
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h = doc_page->page_rect(page_box_enum::media_box).height();
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cw = doc_page->page_rect().width();
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ch = doc_page->page_rect().height();
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if (cw > w) cw = w;
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if (ch > h) ch = h;
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if ((rot == 90) || (rot == 270))
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{
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double t;
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// swap width & height
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t = w; w = h; h = t;
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// swap crop width & height
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t = cw; cw = ch; ch = t;
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}
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if ((size_w > 0) || (size_h > 0))
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{
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double w2 = cw, h2 = ch;
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w2 = size_w;
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h2 = (size_w * ch) / cw;
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if (h2 > size_h)
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@ -114,7 +94,7 @@ Eina_Bool poppler_init(const char *file, int page_nbr, int size_w, int size_h)
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if (w2 > h2) dpi = (w2 * DEF_DPI) / cw;
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else dpi = (h2 * DEF_DPI) / ch;
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}
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if (dpi > 0.0)
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{
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cw = (cw * dpi) / DEF_DPI;
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@ -130,77 +110,78 @@ Eina_Bool poppler_init(const char *file, int page_nbr, int size_w, int size_h)
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return EINA_TRUE;
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del_pdfdoc:
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delete pdfdoc;
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del_global_param:
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delete globalParams;
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delete doc;
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return EINA_FALSE;
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}
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void poppler_shutdown()
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{
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delete pdfdoc;
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delete doc;
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eina_shutdown();
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delete globalParams;
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}
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void poppler_load_image(int size_w EINA_UNUSED, int size_h EINA_UNUSED)
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{
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SplashOutputDev *output_dev;
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SplashColor white;
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SplashColorPtr color_ptr;
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DATA32 *src, *dst;
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int y;
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white[0] = 255;
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white[1] = 255;
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white[2] = 255;
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white[3] = 255;
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output_dev = new SplashOutputDev(splashModeXBGR8, 4, gFalse, white);
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if (!output_dev)
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return;
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#ifdef HAVE_POPPLER_020
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output_dev->startDoc(pdfdoc);
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#else
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output_dev->startDoc(pdfdoc->getXRef());
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#endif
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page_renderer *renderer;
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image out;
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DATA32 *dst;
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int y, x;
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if (dpi <= 0.0) dpi = DEF_DPI;
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#ifdef HAVE_POPPLER_031
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output_dev->setFontAntialias(EINA_TRUE);
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output_dev->setVectorAntialias(EINA_TRUE);
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#endif
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renderer = new page_renderer();
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#ifdef HAVE_POPPLER_020
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page->displaySlice(output_dev, dpi, dpi,
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0, false, false,
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0, 0, width, height,
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false, NULL, NULL);
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#else
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page->displaySlice(output_dev, dpi, dpi,
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0, false, false,
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0, 0, width, height,
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false, pdfdoc->getCatalog());
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#endif
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color_ptr = output_dev->getBitmap()->getDataPtr();
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renderer->set_render_hint(page_renderer::render_hint::text_antialiasing, 1);
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renderer->set_render_hint(page_renderer::render_hint::antialiasing, 1);
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out = renderer->render_page(doc_page, dpi, dpi,
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0, 0, width, height,
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rotate_0);
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shm_alloc(crop_width * crop_height * sizeof(DATA32));
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if (!shm_addr) goto del_outpput_dev;
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if (!shm_addr) goto end;
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data = shm_addr;
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src = (DATA32 *)color_ptr;
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dst = (DATA32 *)data;
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for (y = 0; y < crop_height; y++)
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{
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memcpy(dst, src, crop_width * sizeof(DATA32));
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src += width;
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dst += crop_width;
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}
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del_outpput_dev:
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delete output_dev;
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#define IMAGE_PIXEL_ITERATOR \
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for (y = 0; y < crop_height; y++) \
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for (x = 0; x < crop_width; x++)
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if (out.format() == image::format_mono)
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{
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//FIXME no idea what this format is like
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}
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if (out.format() == image::format_rgb24)
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{
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RGB24 *src;
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src = (RGB24*) out.data();
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IMAGE_PIXEL_ITERATOR
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{
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DATA32 d = 0xFF000000;
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int pos = x+y*crop_width;
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d |= src[pos][0] >> 8;
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d |= src[pos][1] >> 16;
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d |= src[pos][2] >> 24;
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dst[pos] = d;
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}
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}
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else if (out.format() == image::format_argb32)
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{
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DATA32 *src;
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src = (DATA32*) out.data();
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IMAGE_PIXEL_ITERATOR
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{
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int pos = x+y*crop_width;
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dst[pos] = src[pos];
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}
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}
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end:
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delete renderer;
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}
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int
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