gstreamer/subprojects/gst-plugins-bad/sys/va/gstvadisplay_priv.c

137 lines
3.6 KiB
C

/* GStreamer
* Copyright (C) 2020 Igalia, S.L.
* Author: Víctor Jáquez <vjaquez@igalia.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 "gstvadisplay_priv.h"
#include "gstvaprofile.h"
#include "gstvavideoformat.h"
GArray *
gst_va_display_get_profiles (GstVaDisplay * self, guint32 codec,
VAEntrypoint entrypoint)
{
GArray *ret = NULL;
VADisplay dpy;
VAEntrypoint *entrypoints;
VAProfile *profiles;
VAStatus status;
gint i, j, num_entrypoints = 0, num_profiles = 0;
g_return_val_if_fail (GST_IS_VA_DISPLAY (self), NULL);
dpy = gst_va_display_get_va_dpy (self);
gst_va_display_lock (self);
num_profiles = vaMaxNumProfiles (dpy);
num_entrypoints = vaMaxNumEntrypoints (dpy);
gst_va_display_unlock (self);
profiles = g_new (VAProfile, num_profiles);
entrypoints = g_new (VAEntrypoint, num_entrypoints);
gst_va_display_lock (self);
status = vaQueryConfigProfiles (dpy, profiles, &num_profiles);
gst_va_display_unlock (self);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaQueryConfigProfile: %s", vaErrorStr (status));
goto bail;
}
for (i = 0; i < num_profiles; i++) {
if (codec != gst_va_profile_codec (profiles[i]))
continue;
gst_va_display_lock (self);
status = vaQueryConfigEntrypoints (dpy, profiles[i], entrypoints,
&num_entrypoints);
gst_va_display_unlock (self);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaQueryConfigEntrypoints: %s", vaErrorStr (status));
goto bail;
}
for (j = 0; j < num_entrypoints; j++) {
if (entrypoints[j] == entrypoint) {
if (!ret)
ret = g_array_new (FALSE, FALSE, sizeof (VAProfile));
g_array_append_val (ret, profiles[i]);
break;
}
}
}
bail:
g_free (entrypoints);
g_free (profiles);
return ret;
}
GArray *
gst_va_display_get_image_formats (GstVaDisplay * self)
{
GArray *ret = NULL;
GstVideoFormat format;
VADisplay dpy;
VAImageFormat *va_formats;
VAStatus status;
int i, max, num = 0;
g_return_val_if_fail (GST_IS_VA_DISPLAY (self), NULL);
dpy = gst_va_display_get_va_dpy (self);
gst_va_display_lock (self);
max = vaMaxNumImageFormats (dpy);
gst_va_display_unlock (self);
if (max == 0)
return NULL;
va_formats = g_new (VAImageFormat, max);
gst_va_display_lock (self);
status = vaQueryImageFormats (dpy, va_formats, &num);
gst_va_display_unlock (self);
gst_va_video_format_fix_map (va_formats, num);
if (status != VA_STATUS_SUCCESS) {
GST_ERROR ("vaQueryImageFormats: %s", vaErrorStr (status));
goto bail;
}
ret = g_array_sized_new (FALSE, FALSE, sizeof (GstVideoFormat), num);
for (i = 0; i < num; i++) {
format = gst_va_video_format_from_va_image_format (&va_formats[i]);
if (format != GST_VIDEO_FORMAT_UNKNOWN)
g_array_append_val (ret, format);
}
if (ret->len == 0) {
g_array_unref (ret);
ret = NULL;
}
bail:
g_free (va_formats);
return ret;
}