gstreamer/ext/wayland/wlvideoformat.c
2014-06-17 13:51:26 +02:00

111 lines
3.7 KiB
C

/* GStreamer Wayland video sink
*
* Copyright (C) 2011 Intel Corporation
* Copyright (C) 2011 Sreerenj Balachandran <sreerenj.balachandran@intel.com>
* Copyright (C) 2012 Wim Taymans <wim.taymans@gmail.com>
* Copyright (C) 2014 Collabora Ltd.
*
* 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 Street, Fifth Floor,
* Boston, MA 02110-1301 USA.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "wlvideoformat.h"
GST_DEBUG_CATEGORY_EXTERN (gstwayland_debug);
#define GST_CAT_DEFAULT gstwayland_debug
typedef struct
{
enum wl_shm_format wl_format;
GstVideoFormat gst_format;
} wl_VideoFormat;
static const wl_VideoFormat formats[] = {
#if G_BYTE_ORDER == G_BIG_ENDIAN
{WL_SHM_FORMAT_XRGB8888, GST_VIDEO_FORMAT_xRGB},
{WL_SHM_FORMAT_ARGB8888, GST_VIDEO_FORMAT_ARGB},
{WL_SHM_FORMAT_XBGR8888, GST_VIDEO_FORMAT_xBGR},
{WL_SHM_FORMAT_RGBX8888, GST_VIDEO_FORMAT_RGBx},
{WL_SHM_FORMAT_BGRX8888, GST_VIDEO_FORMAT_BGRx},
{WL_SHM_FORMAT_ABGR8888, GST_VIDEO_FORMAT_ABGR},
{WL_SHM_FORMAT_RGBA8888, GST_VIDEO_FORMAT_RGBA},
{WL_SHM_FORMAT_BGRA8888, GST_VIDEO_FORMAT_BGRA},
#else
{WL_SHM_FORMAT_XRGB8888, GST_VIDEO_FORMAT_BGRx},
{WL_SHM_FORMAT_ARGB8888, GST_VIDEO_FORMAT_BGRA},
{WL_SHM_FORMAT_XBGR8888, GST_VIDEO_FORMAT_RGBx},
{WL_SHM_FORMAT_RGBX8888, GST_VIDEO_FORMAT_xBGR},
{WL_SHM_FORMAT_BGRX8888, GST_VIDEO_FORMAT_xRGB},
{WL_SHM_FORMAT_ABGR8888, GST_VIDEO_FORMAT_RGBA},
{WL_SHM_FORMAT_RGBA8888, GST_VIDEO_FORMAT_ABGR},
{WL_SHM_FORMAT_BGRA8888, GST_VIDEO_FORMAT_ARGB},
#endif
{WL_SHM_FORMAT_RGB888, GST_VIDEO_FORMAT_RGB},
{WL_SHM_FORMAT_BGR888, GST_VIDEO_FORMAT_BGR},
{WL_SHM_FORMAT_RGB565, GST_VIDEO_FORMAT_RGB16},
{WL_SHM_FORMAT_BGR565, GST_VIDEO_FORMAT_BGR16},
{WL_SHM_FORMAT_YUYV, GST_VIDEO_FORMAT_YUY2},
{WL_SHM_FORMAT_YVYU, GST_VIDEO_FORMAT_YVYU},
{WL_SHM_FORMAT_UYVY, GST_VIDEO_FORMAT_UYVY},
{WL_SHM_FORMAT_AYUV, GST_VIDEO_FORMAT_AYUV},
{WL_SHM_FORMAT_NV12, GST_VIDEO_FORMAT_NV12},
{WL_SHM_FORMAT_NV21, GST_VIDEO_FORMAT_NV21},
{WL_SHM_FORMAT_NV16, GST_VIDEO_FORMAT_NV16},
{WL_SHM_FORMAT_YUV410, GST_VIDEO_FORMAT_YUV9},
{WL_SHM_FORMAT_YVU410, GST_VIDEO_FORMAT_YVU9},
{WL_SHM_FORMAT_YUV411, GST_VIDEO_FORMAT_Y41B},
{WL_SHM_FORMAT_YUV420, GST_VIDEO_FORMAT_I420},
{WL_SHM_FORMAT_YVU420, GST_VIDEO_FORMAT_YV12},
{WL_SHM_FORMAT_YUV422, GST_VIDEO_FORMAT_Y42B},
{WL_SHM_FORMAT_YUV444, GST_VIDEO_FORMAT_v308},
};
enum wl_shm_format
gst_video_format_to_wayland_format (GstVideoFormat format)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (formats); i++)
if (formats[i].gst_format == format)
return formats[i].wl_format;
GST_WARNING ("wayland video format not found");
return -1;
}
GstVideoFormat
gst_wayland_format_to_video_format (enum wl_shm_format wl_format)
{
guint i;
for (i = 0; i < G_N_ELEMENTS (formats); i++)
if (formats[i].wl_format == wl_format)
return formats[i].gst_format;
GST_WARNING ("gst video format not found");
return GST_VIDEO_FORMAT_UNKNOWN;
}
const gchar *
gst_wayland_format_to_string (enum wl_shm_format wl_format)
{
return gst_video_format_to_string
(gst_wayland_format_to_video_format (wl_format));
}