diff options
Diffstat (limited to 'libmpcodecs/ad_alaw.c')
-rw-r--r-- | libmpcodecs/ad_alaw.c | 93 |
1 files changed, 0 insertions, 93 deletions
diff --git a/libmpcodecs/ad_alaw.c b/libmpcodecs/ad_alaw.c deleted file mode 100644 index 4a8f3849cf..0000000000 --- a/libmpcodecs/ad_alaw.c +++ /dev/null @@ -1,93 +0,0 @@ -/* - * This file is part of MPlayer. - * - * MPlayer is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * MPlayer is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License along - * with MPlayer; if not, write to the Free Software Foundation, Inc., - * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. - */ - -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - -#include "config.h" -#include "ad_internal.h" - -static const ad_info_t info = -{ - "aLaw/uLaw audio decoder", - "alaw", - "Nick Kurshev", - "A'rpi", - "" -}; - -LIBAD_EXTERN(alaw) - -#include "native/alaw.h" - -static int init(sh_audio_t *sh_audio) -{ - /* aLaw audio codec:*/ - if(!sh_audio->wf) return 0; - sh_audio->channels=sh_audio->wf->nChannels; - sh_audio->samplerate=sh_audio->wf->nSamplesPerSec; - sh_audio->i_bps=sh_audio->channels*sh_audio->samplerate; - sh_audio->samplesize=2; - return 1; -} - -static int preinit(sh_audio_t *sh) -{ - sh->audio_out_minsize=2048; - sh->ds->ss_div = 1; // 1 samples/packet - sh->ds->ss_mul = sh->wf->nChannels; // bytes/packet - return 1; -} - -static void uninit(sh_audio_t *sh) -{ -} - -static int control(sh_audio_t *sh,int cmd,void* arg, ...) -{ - int skip; - switch(cmd) - { - case ADCTRL_SKIP_FRAME: - skip=sh->i_bps/16; - skip=skip&(~3); - demux_read_data(sh->ds,NULL,skip); - return CONTROL_TRUE; - default: - return CONTROL_UNKNOWN; - } - return CONTROL_UNKNOWN; -} - -static int decode_audio(sh_audio_t *sh_audio,unsigned char *buf,int minlen,int maxlen) -{ - int len; - int l=demux_read_data(sh_audio->ds,buf,minlen/2); - unsigned short *d=(unsigned short *) buf; - unsigned char *s=buf; - len=2*l; - if(sh_audio->format==6 || sh_audio->format==0x77616C61){ - /* aLaw */ - while(l>0){ --l; d[l]=alaw2short[s[l]]; } - } else { - /* uLaw */ - while(l>0){ --l; d[l]=ulaw2short[s[l]]; } - } - return len; -} |