mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-11-10 11:29:55 +00:00
89 lines
2.7 KiB
C
89 lines
2.7 KiB
C
/*
|
|
* GStreamer
|
|
* Copyright (C) 2009 Carl-Anton Ingmarsson <ca.ingmarsson@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., 59 Temple Place - Suite 330,
|
|
* Boston, MA 02111-1307, USA.
|
|
*/
|
|
|
|
#include "gstvdputils.h"
|
|
|
|
GstCaps *
|
|
gst_vdp_get_video_caps (GstVdpDevice * device, gint chroma_format)
|
|
{
|
|
GstCaps *caps;
|
|
gint i;
|
|
|
|
caps = gst_caps_new_empty ();
|
|
for (i = 0; i < N_CHROMA_TYPES; i++) {
|
|
VdpStatus status;
|
|
VdpBool is_supported;
|
|
guint32 max_w, max_h;
|
|
|
|
if (chroma_format != chroma_types[i])
|
|
continue;
|
|
|
|
status =
|
|
device->vdp_video_surface_query_capabilities (device->device,
|
|
chroma_types[i], &is_supported, &max_w, &max_h);
|
|
|
|
if (status != VDP_STATUS_OK && status != VDP_STATUS_INVALID_CHROMA_TYPE) {
|
|
GST_ERROR_OBJECT (device,
|
|
"Could not get query VDPAU video surface capabilites, "
|
|
"Error returned from vdpau was: %s",
|
|
device->vdp_get_error_string (status));
|
|
|
|
goto error;
|
|
}
|
|
if (is_supported) {
|
|
gint j;
|
|
|
|
for (j = 0; j < N_FORMATS; j++) {
|
|
if (formats[j].chroma_type != chroma_types[i])
|
|
continue;
|
|
|
|
status =
|
|
device->vdp_video_surface_query_ycbcr_capabilities (device->device,
|
|
formats[j].chroma_type, formats[j].format, &is_supported);
|
|
if (status != VDP_STATUS_OK
|
|
&& status != VDP_STATUS_INVALID_Y_CB_CR_FORMAT) {
|
|
GST_ERROR_OBJECT (device, "Could not query VDPAU YCbCr capabilites, "
|
|
"Error returned from vdpau was: %s",
|
|
device->vdp_get_error_string (status));
|
|
|
|
goto error;
|
|
}
|
|
|
|
if (is_supported) {
|
|
GstCaps *format_caps;
|
|
|
|
format_caps = gst_caps_new_simple ("video/x-raw-yuv",
|
|
"format", GST_TYPE_FOURCC, formats[j].fourcc,
|
|
"width", GST_TYPE_INT_RANGE, 1, max_w,
|
|
"height", GST_TYPE_INT_RANGE, 1, max_h, NULL);
|
|
gst_caps_append (caps, format_caps);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
error:
|
|
if (gst_caps_is_empty (caps)) {
|
|
gst_caps_unref (caps);
|
|
return NULL;
|
|
}
|
|
|
|
return caps;
|
|
}
|