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6ce195e9d1
There used to be some profile/level support in encoders. This code was moved to GstV4l2Codecs and is now also used for decoders. The caps templates for the H.264, H.265, MPEG4, VP8 and VP9 encoders and decoders should now reflect the profiles and levels advertised by the kernel.
85 lines
2.1 KiB
C
85 lines
2.1 KiB
C
/*
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* Copyright (C) 2017 Collabora Inc.
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* Author: Nicolas Dufresne <nicolas.dufresne@collabora.com>
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* Factored out from gstv4l2vp9enc by Philippe Normand <philn@igalia.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include "gstv4l2vp9codec.h"
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#include <gst/gst.h>
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#include "ext/v4l2-controls.h"
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static gint
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v4l2_profile_from_string (const gchar * profile)
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{
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gint v4l2_profile = -1;
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if (g_str_equal (profile, "0"))
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v4l2_profile = 0;
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else if (g_str_equal (profile, "1"))
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v4l2_profile = 1;
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else if (g_str_equal (profile, "2"))
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v4l2_profile = 2;
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else if (g_str_equal (profile, "3"))
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v4l2_profile = 3;
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else
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GST_WARNING ("Unsupported profile string '%s'", profile);
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return v4l2_profile;
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}
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static const gchar *
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v4l2_profile_to_string (gint v4l2_profile)
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{
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switch (v4l2_profile) {
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case 0:
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return "0";
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case 1:
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return "1";
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case 2:
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return "2";
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case 3:
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return "3";
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default:
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GST_WARNING ("Unsupported V4L2 profile %i", v4l2_profile);
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break;
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}
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return NULL;
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}
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const GstV4l2Codec *
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gst_v4l2_vp9_get_codec (void)
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{
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static GstV4l2Codec *codec = NULL;
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if (g_once_init_enter (&codec)) {
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static GstV4l2Codec c;
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c.profile_cid = V4L2_CID_MPEG_VIDEO_VPX_PROFILE;
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c.profile_to_string = v4l2_profile_to_string;
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c.profile_from_string = v4l2_profile_from_string;
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g_once_init_leave (&codec, &c);
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}
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return codec;
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}
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