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38 lines
1.5 KiB
C
38 lines
1.5 KiB
C
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/*
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* v4l2-mc.h - Media Controller V4L2 types and prototypes
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*
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* Copyright (C) 2016 Mauro Carvalho Chehab <mchehab@osg.samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*/
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/**
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* enum tuner_pad_index - tuner pad index for MEDIA_ENT_F_TUNER
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*
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* @TUNER_PAD_RF_INPUT: Radiofrequency (RF) sink pad, usually linked to a
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* RF connector entity.
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* @TUNER_PAD_OUTPUT: Tuner output pad. This is actually more complex than
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* a single pad output, as, in addition to luminance and
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* chrominance IF a tuner may have internally an
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* audio decoder (like xc3028) or it may produce an audio
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* IF that will be used by an audio decoder like msp34xx.
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* It may also have an IF-PLL demodulator on it, like
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* tuners with tda9887. Yet, currently, we don't need to
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* represent all the dirty details, as this is transparent
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* for the V4L2 API usage. So, let's represent all kinds
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* of different outputs as a single source pad.
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* @TUNER_NUM_PADS: Number of pads of the tuner.
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*/
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enum tuner_pad_index {
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TUNER_PAD_RF_INPUT,
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TUNER_PAD_OUTPUT,
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TUNER_NUM_PADS
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};
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