mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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067185e7da
shared by both cccombiner and ccconverter Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3211>
59 lines
1.8 KiB
C
59 lines
1.8 KiB
C
/*
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* GStreamer
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* Copyright (C) 2022 Matthew Waters <matthew@centricular.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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#ifdef HAVE_CONFIG_H
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# include <config.h>
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#endif
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#include "ccutils.h"
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static const struct cdp_fps_entry cdp_fps_table[] = {
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{0x1f, 24000, 1001, 25, 22, 3 /* FIXME: alternating max cea608 count! */ },
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{0x2f, 24, 1, 25, 22, 2},
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{0x3f, 25, 1, 24, 22, 2},
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{0x4f, 30000, 1001, 20, 18, 2},
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{0x5f, 30, 1, 20, 18, 2},
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{0x6f, 50, 1, 12, 11, 1},
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{0x7f, 60000, 1001, 10, 9, 1},
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{0x8f, 60, 1, 10, 9, 1},
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};
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const struct cdp_fps_entry null_fps_entry = { 0, 0, 0, 0 };
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const struct cdp_fps_entry *
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cdp_fps_entry_from_fps (guint fps_n, guint fps_d)
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{
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int i;
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for (i = 0; i < G_N_ELEMENTS (cdp_fps_table); i++) {
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if (cdp_fps_table[i].fps_n == fps_n && cdp_fps_table[i].fps_d == fps_d)
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return &cdp_fps_table[i];
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}
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return &null_fps_entry;
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}
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const struct cdp_fps_entry *
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cdp_fps_entry_from_id (guint8 id)
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{
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int i;
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for (i = 0; i < G_N_ELEMENTS (cdp_fps_table); i++) {
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if (cdp_fps_table[i].fps_idx == id)
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return &cdp_fps_table[i];
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}
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return &null_fps_entry;
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}
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