mirror of
https://github.com/mpv-player/mpv
synced 2024-12-23 07:12:39 +00:00
fe3c4810e1
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@32624 b3059339-0415-0410-9bf9-f77b7e298cf2
77 lines
2.1 KiB
C
77 lines
2.1 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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* 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_s* 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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memcpy(af->data,(af_data_t*)arg,sizeof(af_data_t));
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mp_msg(MSGT_AFILTER, MSGL_V, "[dummy] Was reinitialized: %iHz/%ich/%s\n",
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af->data->rate,af->data->nch,af_fmt2str_short(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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// Deallocate memory
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static void uninit(struct af_instance_s* af)
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{
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free(af->data);
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}
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// Filter data through filter
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static af_data_t* play(struct af_instance_s* af, af_data_t* data)
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{
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// Do something necessary to get rid of annoying warning during compile
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if(!af)
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mp_msg(MSGT_AFILTER, MSGL_ERR, "EEEK: Argument af == NULL in af_dummy.c play().");
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return data;
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}
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// Allocate memory and set function pointers
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static int af_open(af_instance_t* af){
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af->control=control;
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af->uninit=uninit;
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af->play=play;
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af->mul=1;
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af->data=malloc(sizeof(af_data_t));
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if(af->data == NULL)
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return AF_ERROR;
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return AF_OK;
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}
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// Description of this filter
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af_info_t af_info_dummy = {
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"dummy",
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"dummy",
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"Anders",
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"",
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AF_FLAGS_REENTRANT,
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af_open
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};
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