[gthumb] remove the (broken) support for HDR images

[Michael J. Chudobiak <mjc src gnome org>]

commit fcfe305b0204838d1e93bbd16eec71f251719e19
Author: Michael J. Chudobiak <mjc avtechpulse com>
Date:   Mon Dec 21 10:25:38 2015 -0500

    remove the (broken) support for HDR images

 extensions/raw_files/main.c |   59 ++----------------------------------------
 gthumb.doap                 |    2 +-
 2 files changed, 4 insertions(+), 57 deletions(-)
---
diff --git a/extensions/raw_files/main.c b/extensions/raw_files/main.c
index cdd3be5..a8713d3 100644
--- a/extensions/raw_files/main.c
+++ b/extensions/raw_files/main.c
@@ -438,27 +438,6 @@ gthumb_extension_activate (void)
 #include <gthumb.h>
 
 
-static gboolean
-_g_mime_type_is_raw (const char *mime_type)
-{
-       return (g_content_type_is_a (mime_type, "application/x-crw")    /* ? */
-               || g_content_type_is_a (mime_type, "image/x-raw")       /* mimelnk */
-               || g_content_type_is_a (mime_type, "image/x-dcraw"));   /* freedesktop.org.xml - this should
-                                                                          catch most RAW formats, which are
-                                                                          registered as sub-classes of
-                                                                          image/x-dcraw */
-}
-
-
-static gboolean
-_g_mime_type_is_hdr (const char *mime_type)
-{
-       /* Note that some HDR file extensions have been hard-coded into
-          the get_file_mime_type function above. */
-       return g_content_type_is_a (mime_type, "image/x-hdr");
-}
-
-
 static char *
 get_cache_full_path (const char *filename,
                     const char *extension)
@@ -509,8 +488,6 @@ dcraw_pixbuf_animation_new_from_file (GInputStream  *istream,
        GthImage    *image = NULL;
        GdkPixbuf   *pixbuf;
        gboolean     is_thumbnail;
-       gboolean     is_raw;
-       gboolean     is_hdr;
        char        *local_file;
        char         *local_file_md5;
        char         *cache_file;
@@ -525,8 +502,6 @@ dcraw_pixbuf_animation_new_from_file (GInputStream  *istream,
        }
 
        is_thumbnail = requested_size > 0;
-       is_raw = _g_mime_type_is_raw (gth_file_data_get_mime_type (file_data));
-       is_hdr = _g_mime_type_is_hdr (gth_file_data_get_mime_type (file_data));
 
        /* The output filename, and its persistence, depend on the input file
         * type, and whether or not a thumbnail has been requested. */
@@ -534,18 +509,12 @@ dcraw_pixbuf_animation_new_from_file (GInputStream  *istream,
        local_file = g_file_get_path (file_data->file);
        local_file_md5 = gnome_desktop_thumbnail_md5 (local_file);
 
-       if (is_raw && !is_thumbnail)
+       if (!is_thumbnail)
                /* Full-sized converted RAW file */
                cache_file = get_cache_full_path (local_file_md5, "conv.pnm");
-       else if (is_raw && is_thumbnail)
+       else
                /* RAW: thumbnails generated in pnm format. The converted file is later removed. */
                cache_file = get_cache_full_path (local_file_md5, "conv-thumb.pnm");
-       else if (is_hdr && is_thumbnail)
-               /* HDR: thumbnails generated in tiff format. The converted file is later removed. */
-               cache_file = get_cache_full_path (local_file_md5, "conv-thumb.tiff");
-       else
-               /* Full-sized converted HDR files */
-               cache_file = get_cache_full_path (local_file_md5, "conv.tiff");
 
        g_free (local_file_md5);
 
@@ -561,7 +530,7 @@ dcraw_pixbuf_animation_new_from_file (GInputStream  *istream,
        if (! g_file_test (cache_file, G_FILE_TEST_EXISTS)
            || (gth_file_data_get_mtime (file_data) > get_file_mtime (cache_file)))
        {
-               if (is_raw) {
+               {
                        if (is_thumbnail) {
                                char *first_part;
                                char *jpg_thumbnail;
@@ -611,28 +580,6 @@ dcraw_pixbuf_animation_new_from_file (GInputStream  *istream,
                        }
                }
 
-               if (is_hdr) {
-                       /* HDR files. We can use the pfssize tool to speed up
-                          thumbnail generation considerably, so we treat
-                          thumbnailing as a special case. */
-                       char *resize_command;
-
-                       if (is_thumbnail)
-                               resize_command = g_strdup_printf (" | pfssize --maxx %d --maxy %d",
-                                                                 requested_size,
-                                                                 requested_size);
-                       else
-                               resize_command = g_strdup_printf (" ");
-
-                       command = g_strconcat ( "pfsin ",
-                                               local_file_esc,
-                                               resize_command,
-                                               " |  pfsclamp  --rgb  | pfstmo_drago03 | pfsout ",
-                                               cache_file_esc,
-                                               NULL );
-                       g_free (resize_command);
-               }
-
                if (command != NULL) {
                        if (system (command) == -1) {
                                g_free (command);
diff --git a/gthumb.doap b/gthumb.doap
index 8d648bb..b85df39 100644
--- a/gthumb.doap
+++ b/gthumb.doap
@@ -20,7 +20,7 @@
 
    + View single images (including GIF animations).  Supported image
      types are: BMP, JPEG, GIF, PNG, TIFF, TGA, ICO, XPM.
-   + Optional support for RAW and HDR (high dynamic range) images.
+   + Optional support for RAW images.
    + View EXIF data attached to JPEG images.
    + View in fullscreen mode.
    + View images rotated, flipped, mirrored.