mirror of https://github.com/mpv-player/mpv
63 lines
1.7 KiB
C
63 lines
1.7 KiB
C
/*
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* The name speaks for itself. This filter is a dummy and will
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* not blow up regardless of what you do with it.
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*
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* Original author: Anders
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*
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* This file is part of MPlayer.
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*
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* MPlayer 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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* MPlayer 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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* You should have received a copy of the GNU General Public License along
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* with MPlayer; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "af.h"
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// Initialization and runtime control
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static int control(struct af_instance* af, int cmd, void* arg)
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{
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switch(cmd){
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case AF_CONTROL_REINIT: ;
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*af->data = *(struct mp_audio*)arg;
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MP_VERBOSE(af, "Was reinitialized: %iHz/%ich/%s\n",
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af->data->rate,af->data->nch,af_fmt_to_str(af->data->format));
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return AF_OK;
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}
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return AF_UNKNOWN;
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}
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// Filter data through filter
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static int filter(struct af_instance* af, struct mp_audio* data)
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{
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af_add_output_frame(af, data);
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return 0;
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}
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// Allocate memory and set function pointers
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static int af_open(struct af_instance* af){
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af->control=control;
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af->filter_frame=filter;
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return AF_OK;
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}
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// Description of this filter
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const struct af_info af_info_dummy = {
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.info = "dummy",
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.name = "dummy",
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.open = af_open,
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};
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