mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-12-23 16:50:47 +00:00
246 lines
8.6 KiB
C
246 lines
8.6 KiB
C
/*
|
|
* Copyright (C) 2017 Collabora Inc.
|
|
* Author: Nicolas Dufresne <nicolas.dufresne@collabora.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 "gstv4l2h264codec.h"
|
|
|
|
#include <gst/gst.h>
|
|
#include "ext/v4l2-controls.h"
|
|
|
|
|
|
static gint
|
|
v4l2_profile_from_string (const gchar * profile)
|
|
{
|
|
gint v4l2_profile = -1;
|
|
|
|
if (g_str_equal (profile, "baseline")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE;
|
|
} else if (g_str_equal (profile, "constrained-baseline")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE;
|
|
} else if (g_str_equal (profile, "main")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_MAIN;
|
|
} else if (g_str_equal (profile, "extended")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED;
|
|
} else if (g_str_equal (profile, "high")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH;
|
|
} else if (g_str_equal (profile, "high-10")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10;
|
|
} else if (g_str_equal (profile, "high-4:2:2")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422;
|
|
} else if (g_str_equal (profile, "high-4:4:4")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE;
|
|
} else if (g_str_equal (profile, "high-10-intra")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10_INTRA;
|
|
} else if (g_str_equal (profile, "high-4:2:2-intra")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA;
|
|
} else if (g_str_equal (profile, "high-4:4:4-intra")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_INTRA;
|
|
} else if (g_str_equal (profile, "cavlc-4:4:4-intra")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CAVLC_444_INTRA;
|
|
} else if (g_str_equal (profile, "scalable-baseline")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_BASELINE;
|
|
} else if (g_str_equal (profile, "scalable-high")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH;
|
|
} else if (g_str_equal (profile, "scalable-high-intra")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA;
|
|
} else if (g_str_equal (profile, "stereo-high")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH;
|
|
} else if (g_str_equal (profile, "multiview-high")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH;
|
|
} else if (g_str_equal (profile, "constrained-high")) {
|
|
v4l2_profile = V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH;
|
|
} else {
|
|
GST_WARNING ("Unsupported profile string '%s'", profile);
|
|
}
|
|
|
|
return v4l2_profile;
|
|
}
|
|
|
|
static const gchar *
|
|
v4l2_profile_to_string (gint v4l2_profile)
|
|
{
|
|
switch (v4l2_profile) {
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
|
|
return "baseline";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
|
|
return "constrained-baseline";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
|
|
return "main";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
|
|
return "extended";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
|
|
return "high";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10:
|
|
return "high-10";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422:
|
|
return "high-4:2:2";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_PREDICTIVE:
|
|
return "high-4:4:4";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_10_INTRA:
|
|
return "high-10-intra";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_422_INTRA:
|
|
return "high-4:2:2-intra";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH_444_INTRA:
|
|
return "high-4:4:4-intra";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_CAVLC_444_INTRA:
|
|
return "cavlc-4:4:4-intra";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_BASELINE:
|
|
return "scalable-baseline";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH:
|
|
return "scalable-high";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_SCALABLE_HIGH_INTRA:
|
|
return "scalable-high-intra";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_STEREO_HIGH:
|
|
return "stereo-high";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_MULTIVIEW_HIGH:
|
|
return "multiview-high";
|
|
case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_HIGH:
|
|
return "constrained-high";
|
|
default:
|
|
GST_WARNING ("Unsupported V4L2 profile %i", v4l2_profile);
|
|
break;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
static gint
|
|
v4l2_level_from_string (const gchar * level)
|
|
{
|
|
gint v4l2_level = -1;
|
|
|
|
if (g_str_equal (level, "1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_0;
|
|
else if (g_str_equal (level, "1b"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1B;
|
|
else if (g_str_equal (level, "1.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_1;
|
|
else if (g_str_equal (level, "1.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_2;
|
|
else if (g_str_equal (level, "1.3"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_1_3;
|
|
else if (g_str_equal (level, "2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_0;
|
|
else if (g_str_equal (level, "2.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_1;
|
|
else if (g_str_equal (level, "2.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_2_2;
|
|
else if (g_str_equal (level, "3"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_0;
|
|
else if (g_str_equal (level, "3.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_1;
|
|
else if (g_str_equal (level, "3.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_3_2;
|
|
else if (g_str_equal (level, "4"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_0;
|
|
else if (g_str_equal (level, "4.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_1;
|
|
else if (g_str_equal (level, "4.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_4_2;
|
|
else if (g_str_equal (level, "5"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_0;
|
|
else if (g_str_equal (level, "5.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_1;
|
|
else if (g_str_equal (level, "5.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_5_2;
|
|
else if (g_str_equal (level, "6"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_0;
|
|
else if (g_str_equal (level, "6.1"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_1;
|
|
else if (g_str_equal (level, "6.2"))
|
|
v4l2_level = V4L2_MPEG_VIDEO_H264_LEVEL_6_2;
|
|
else
|
|
GST_WARNING ("Unsupported level '%s'", level);
|
|
|
|
return v4l2_level;
|
|
}
|
|
|
|
static const gchar *
|
|
v4l2_level_to_string (gint v4l2_level)
|
|
{
|
|
switch (v4l2_level) {
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
|
|
return "1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
|
|
return "1b";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
|
|
return "1.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
|
|
return "1.2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
|
|
return "1.3";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
|
|
return "2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
|
|
return "2.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
|
|
return "2.2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
|
|
return "3";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
|
|
return "3.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
|
|
return "3.2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
|
|
return "4";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
|
|
return "4.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_4_2:
|
|
return "4.2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_5_0:
|
|
return "5";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_5_1:
|
|
return "5.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_5_2:
|
|
return "5.2";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_6_0:
|
|
return "6";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_6_1:
|
|
return "6.1";
|
|
case V4L2_MPEG_VIDEO_H264_LEVEL_6_2:
|
|
return "6.2";
|
|
default:
|
|
GST_WARNING ("Unsupported V4L2 level %i", v4l2_level);
|
|
break;
|
|
}
|
|
|
|
return NULL;
|
|
}
|
|
|
|
const GstV4l2Codec *
|
|
gst_v4l2_h264_get_codec (void)
|
|
{
|
|
static GstV4l2Codec *codec = NULL;
|
|
if (g_once_init_enter (&codec)) {
|
|
static GstV4l2Codec c;
|
|
c.profile_cid = V4L2_CID_MPEG_VIDEO_H264_PROFILE;
|
|
c.profile_to_string = v4l2_profile_to_string;
|
|
c.profile_from_string = v4l2_profile_from_string;
|
|
c.level_cid = V4L2_CID_MPEG_VIDEO_H264_LEVEL;
|
|
c.level_to_string = v4l2_level_to_string;
|
|
c.level_from_string = v4l2_level_from_string;
|
|
g_once_init_leave (&codec, &c);
|
|
}
|
|
return codec;
|
|
}
|