2 * Copyright (C) 2004 John Ellis
3 * Copyright (C) 2008 - 2016 The Geeqie Team
5 * Author: Tomasz Golinski <tomaszg@math.uwb.edu.pl>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License along
18 * with this program; if not, write to the Free Software Foundation, Inc.,
19 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
23 #include "image-load.h"
24 #include "image_load_ffmpegthumbnailer.h"
26 #ifdef HAVE_FFMPEGTHUMBNAILER
27 #include <libffmpegthumbnailer/videothumbnailerc.h>
29 typedef struct _ImageLoaderFT ImageLoaderFT;
30 struct _ImageLoaderFT {
31 ImageLoaderBackendCbAreaUpdated area_updated_cb;
32 ImageLoaderBackendCbSize size_cb;
33 ImageLoaderBackendCbAreaPrepared area_prepared_cb;
35 video_thumbnailer *vt;
40 guint requested_width;
41 guint requested_height;
45 static void image_loader_ft_log_cb(ThumbnailerLogLevel log_level, const char* msg)
47 if (log_level == ThumbnailerLogLevelError)
48 log_printf("ImageLoaderFFmpegthumbnailer: %s",msg);
50 DEBUG_1("ImageLoaderFFmpegthumbnailer: %s",msg);
53 void image_loader_ft_destroy_image_data(guchar *pixels, gpointer data)
55 image_data *image = (image_data *) data;
57 video_thumbnailer_destroy_image_data (image);
60 static gchar* image_loader_ft_get_format_name(gpointer loader)
62 return g_strdup("ffmpeg");
65 static gchar** image_loader_ft_get_format_mime_types(gpointer loader)
67 static gchar *mime[] = {"video/mp4", NULL};
68 return g_strdupv(mime);}
70 static gpointer image_loader_ft_new(ImageLoaderBackendCbAreaUpdated area_updated_cb, ImageLoaderBackendCbSize size_cb, ImageLoaderBackendCbAreaPrepared area_prepared_cb, gpointer data)
72 ImageLoaderFT *loader = g_new0(ImageLoaderFT, 1);
74 loader->area_updated_cb = area_updated_cb;
75 loader->size_cb = size_cb;
76 loader->area_prepared_cb = area_prepared_cb;
79 loader->vt = video_thumbnailer_create();
80 loader->vt->overlay_film_strip = 1;
81 loader->vt->maintain_aspect_ratio = 1;
82 #if HAVE_FFMPEGTHUMBNAILER_RGB
83 video_thumbnailer_set_log_callback(loader->vt, image_loader_ft_log_cb);
86 return (gpointer) loader;
89 static void image_loader_ft_set_size(gpointer loader, int width, int height)
91 ImageLoaderFT *lft = (ImageLoaderFT *) loader;
92 lft->requested_width = width;
93 lft->requested_height = height;
94 DEBUG_1("TG: setting size, w=%d, h=%d", width, height);
97 // static gboolean image_loader_ft_loadfromdisk(gpointer loader, const gchar *path, GError **error)
98 static gboolean image_loader_ft_load (gpointer loader, const guchar *buf, gsize count, GError **error)
100 ImageLoaderFT *lft = (ImageLoaderFT *) loader;
101 ImageLoader *il = lft->data;
103 image_data *image = video_thumbnailer_create_image_data();
105 #ifdef HAVE_FFMPEGTHUMBNAILER_WH
106 // DEBUG_1("TG: FT requested size w=%d:h=%d for %s", lft->requested_width > 0, lft->requested_height, il->fd->path);
107 video_thumbnailer_set_size(lft->vt, lft->requested_width, lft->requested_height);
109 lft->vt->thumbnail_size = MAX(lft->requested_width,lft->requested_width);
112 #ifdef HAVE_FFMPEGTHUMBNAILER_METADATA
113 lft->vt->prefer_embedded_metadata = options->thumbnails.use_ft_metadata ? 1 : 0;
116 #if HAVE_FFMPEGTHUMBNAILER_RGB
117 lft->vt->thumbnail_image_type = Rgb;
119 lft->vt->thumbnail_image_type = Png;
122 video_thumbnailer_generate_thumbnail_to_buffer (lft->vt, il->fd->path, image);
124 #if HAVE_FFMPEGTHUMBNAILER_RGB
125 lft->pixbuf = gdk_pixbuf_new_from_data (image->image_data_ptr, GDK_COLORSPACE_RGB, FALSE, 8, image->image_data_width, image->image_data_height, image->image_data_width*3, image_loader_ft_destroy_image_data, image);
126 lft->size_cb(loader, image->image_data_width, image->image_data_height, lft->data);
127 lft->area_updated_cb(loader, 0, 0, image->image_data_width, image->image_data_height, lft->data);
129 GInputStream *image_stream;
130 image_stream = g_memory_input_stream_new_from_data (image->image_data_ptr, image->image_data_size, NULL);
132 if (image_stream == NULL)
134 video_thumbnailer_destroy_image_data (image);
135 DEBUG_1("FFmpegthumbnailer: cannot open stream for %s", il->fd->path);
139 lft->pixbuf = gdk_pixbuf_new_from_stream (image_stream, NULL, NULL);
140 lft->size_cb(loader, gdk_pixbuf_get_width(lft->pixbuf), gdk_pixbuf_get_height(lft->pixbuf), lft->data);
141 g_object_unref (image_stream);
142 video_thumbnailer_destroy_image_data (image);
147 DEBUG_1("FFmpegthumbnailer: no frame generated for %s", il->fd->path);
151 /* See comment in image_loader_area_prepared_cb
152 * Geeqie uses area_prepared signal to fill pixbuf with background color.
153 * We can't do it here as pixbuf already contains the data */
154 // lft->area_prepared_cb(loader, lft->data);
156 lft->area_updated_cb(loader, 0, 0, gdk_pixbuf_get_width(lft->pixbuf), gdk_pixbuf_get_height(lft->pixbuf), lft->data);
161 static GdkPixbuf* image_loader_ft_get_pixbuf(gpointer loader)
163 ImageLoaderFT *lft = (ImageLoaderFT *) loader;
167 static void image_loader_ft_abort(gpointer loader)
171 static gboolean image_loader_ft_close(gpointer loader, GError **error)
176 static void image_loader_ft_free(gpointer loader)
178 ImageLoaderFT *lft = (ImageLoaderFT *) loader;
179 if (lft->pixbuf) g_object_unref(lft->pixbuf);
180 video_thumbnailer_destroy (lft->vt);
185 void image_loader_backend_set_ft(ImageLoaderBackend *funcs)
187 funcs->loader_new = image_loader_ft_new;
188 funcs->set_size = image_loader_ft_set_size;
189 funcs->load = image_loader_ft_load;
191 funcs->get_pixbuf = image_loader_ft_get_pixbuf;
192 funcs->close = image_loader_ft_close;
193 funcs->abort = image_loader_ft_abort;
194 funcs->free = image_loader_ft_free;
196 funcs->get_format_name = image_loader_ft_get_format_name;
197 funcs->get_format_mime_types = image_loader_ft_get_format_mime_types;
201 /* vim: set shiftwidth=8 softtabstop=0 cindent cinoptions={1s: */