gstreamer/subprojects/gst-plugins-bad/sys/va/gstvaprofile.c
He Junyan 85d2118a53 va: av1dec: Use named profiles to replace the numeric ones.
Use named AV1 profiles (i.e., main, high, and professional) to replace
the old 0, 1, 2 profiles.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/1456>
2021-12-21 22:20:34 +09:00

163 lines
5.8 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 "gstvaprofile.h"
/* *INDENT-OFF* */
static const struct ProfileMap
{
VAProfile profile;
GstVaCodecs codec;
const gchar *name;
const gchar *media_type;
const gchar *caps_str;
} profile_map[] = {
#define P(codec, name, media_type, caps_str) { \
G_PASTE (G_PASTE (VAProfile, codec), name), codec, \
G_STRINGIFY (G_PASTE (G_PASTE (VAProfile, codec), name)), \
media_type, caps_str }
P (MPEG2, Simple, "video/mpeg",
"mpegversion = (int) 2, profile = (string) simple"),
P (MPEG2, Main, "video/mpeg",
"mpegversion = (int) 2, profile = (string) main"),
P (MPEG4, Simple, "video/mpeg",
"mpegversion = (int) 4, profile = (string) simple"),
P (MPEG4, AdvancedSimple, "video/mpeg",
"mpegversion = (int) 4, profile = (string) advanced-simple"),
P (MPEG4, Main, "video/mpeg",
"mpegversion = (int) 4, profile = (string) main, "),
P (H264, Main, "video/x-h264", "profile = (string) { main, baseline }"),
P (H264, High, "video/x-h264",
"profile = (string) { progressive-high, constrained-high, high }"),
P (VC1, Simple, "video/x-wmv",
"wmvversion = (int) 3, profile = (string) simple"),
P (VC1, Main, "video/x-wmv",
"wmvversion = (int) 3, profile = (string) main"),
P (VC1, Advanced, "video/x-wmv",
"wmvversion = (int) 3, format = (string) WVC1, "
"profile = (string) advanced"),
P (H263, Baseline, "video/x-h263",
"variant = (string) itu, h263version = (string) h263, "
"profile = (string) baseline"),
P (JPEG, Baseline, "image/jpeg", NULL),
P (H264, ConstrainedBaseline, "video/x-h264",
"profile = (string) { baseline, constrained-baseline }"),
P (VP8, Version0_3, "video/x-vp8", NULL),
/* Unsupported profiles by current GstH264Decoder */
/* P (H264, MultiviewHigh, "video/x-h264", */
/* "profile = (string) { multiview-high, stereo-high }"), */
/* P (H264, StereoHigh, "video/x-h264", */
/* "profile = (string) { multiview-high, stereo-high }"), */
P (HEVC, Main, "video/x-h265", "profile = (string) main"),
P (HEVC, Main10, "video/x-h265", "profile = (string) main-10"),
P (VP9, Profile0, "video/x-vp9", "profile = (string) 0"),
P (VP9, Profile1, "video/x-vp9", "profile = (string) 1"),
P (VP9, Profile2, "video/x-vp9", "profile = (string) 2"),
P (VP9, Profile3, "video/x-vp9", "profile = (string) 3"),
P (HEVC, Main12, "video/x-h265", "profile = (string) main-12"),
P (HEVC, Main422_10, "video/x-h265", "profile = (string) main-422-10"),
P (HEVC, Main422_12, "video/x-h265", "profile = (string) main-422-12"),
P (HEVC, Main444, "video/x-h265", "profile = (string) main-444"),
P (HEVC, Main444_10, "video/x-h265", "profile = (string) main-444-10"),
P (HEVC, Main444_12, "video/x-h265", "profile = (string) main-444-12"),
P (HEVC, SccMain, "video/x-h265", "profile = (string) screen-extended-main"),
P (HEVC, SccMain10, "video/x-h265",
"profile = (string) screen-extended-main-10"),
P (HEVC, SccMain444, "video/x-h265",
"profile = (string) screen-extended-main-444"),
#if VA_CHECK_VERSION(1,7,0)
/* Spec A.2:
"Main" compliant decoders must be able to decode streams with
seq_profile equal to 0.
"High" compliant decoders must be able to decode streams with
seq_profile less than or equal to 1.
"Professional" compliant decoders must be able to decode streams
with seq_profile less than or equal to 2.
The correct relationship between profile "main" "high" "professional"
and seq_profile "0" "1" "2" should be:
main <------> { 0 }
high <------> { main, 1 }
professional <------> { high, 2 }
So far, all va decoders can support "0" when they support "1",
we just map "0" to "main" and "1" to "high". */
P (AV1, Profile0, "video/x-av1", "profile = (string) main"),
P (AV1, Profile1, "video/x-av1", "profile = (string) high"),
#endif
#if VA_CHECK_VERSION(1, 8, 0)
P (HEVC, SccMain444_10, "video/x-h265",
"profile = (string) screen-extended-main-444-10"),
#endif
#undef P
};
/* *INDENT-ON* */
static const struct ProfileMap *
get_profile_map (VAProfile profile)
{
int i;
for (i = 0; i < G_N_ELEMENTS (profile_map); i++) {
if (profile_map[i].profile == profile)
return &profile_map[i];
}
return NULL;
}
guint32
gst_va_profile_codec (VAProfile profile)
{
const struct ProfileMap *map = get_profile_map (profile);
return map ? map->codec : GST_MAKE_FOURCC ('N', 'O', 'N', 'E');
}
const gchar *
gst_va_profile_name (VAProfile profile)
{
const struct ProfileMap *map = get_profile_map (profile);
return map ? map->name : NULL;
}
GstCaps *
gst_va_profile_caps (VAProfile profile)
{
const struct ProfileMap *map = get_profile_map (profile);
GstCaps *caps;
gchar *caps_str;
if (!map)
return NULL;
if (map->caps_str)
caps_str = g_strdup_printf ("%s, %s", map->media_type, map->caps_str);
else
caps_str = g_strdup (map->media_type);
caps = gst_caps_from_string (caps_str);
g_free (caps_str);
return caps;
}