2013-05-27 11:05:06 +02:00

79 lines
2.0 KiB
C

/* GStreamer
* Copyright (C) 2013 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include <string.h>
#include <stdio.h>
#include "video-format.h"
typedef struct
{
const gchar *name;
GstVideoChromaSite site;
} ChromaSiteInfo;
static const ChromaSiteInfo chromasite[] = {
{"jpeg", GST_VIDEO_CHROMA_SITE_JPEG},
{"mpeg2", GST_VIDEO_CHROMA_SITE_MPEG2},
{"dv", GST_VIDEO_CHROMA_SITE_DV}
};
/**
* gst_video_chroma_from_string:
* @s: a chromasite string
*
* Convert @s to a #GstVideoChromaSite
*
* Returns: a #GstVideoChromaSite or %GST_VIDEO_CHROMA_SITE_UNKNOWN when @s does
* not contain a valid chroma description.
*/
GstVideoChromaSite
gst_video_chroma_from_string (const gchar * s)
{
gint i;
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
if (g_str_equal (chromasite[i].name, s))
return chromasite[i].site;
}
return GST_VIDEO_CHROMA_SITE_UNKNOWN;
}
/**
* gst_video_chroma_to_string:
* @site: a #GstVideoChromaSite
*
* Converts @site to its string representation.
*
* Returns: a string describing @site.
*/
const gchar *
gst_video_chroma_to_string (GstVideoChromaSite site)
{
gint i;
for (i = 0; i < G_N_ELEMENTS (chromasite); i++) {
if (chromasite[i].site == site)
return chromasite[i].name;
}
return NULL;
}