mirror of
https://github.com/mpv-player/mpv
synced 2024-12-14 19:05:33 +00:00
111e0a4f65
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5451 b3059339-0415-0410-9bf9-f77b7e298cf2
80 lines
1.6 KiB
C
80 lines
1.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "config.h"
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#include "mp_msg.h"
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#include "help_mp.h"
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#ifdef USE_WIN32DLL
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#include "ad_internal.h"
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static ad_info_t info =
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{
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"Win32 ACM audio decoder",
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"acm",
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AFM_ACM,
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"Nick Kurshev",
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"avifile.sf.net",
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""
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};
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LIBAD_EXTERN(acm)
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#include "dll_init.h"
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static int init(sh_audio_t *sh_audio)
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{
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int ret=acm_decode_audio(sh_audio,sh_audio->a_buffer,4096,sh_audio->a_buffer_size);
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if(ret<0){
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mp_msg(MSGT_DECAUDIO,MSGL_INFO,"ACM decoding error: %d\n",ret);
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return 0;
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}
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sh_audio->a_buffer_len=ret;
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return 1;
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}
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static int preinit(sh_audio_t *sh_audio)
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{
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/* Win32 ACM audio codec: */
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if(init_acm_audio_codec(sh_audio)){
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sh_audio->i_bps=sh_audio->wf->nAvgBytesPerSec;
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sh_audio->channels=sh_audio->o_wf.nChannels;
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sh_audio->samplerate=sh_audio->o_wf.nSamplesPerSec;
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} else {
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mp_msg(MSGT_DECAUDIO,MSGL_ERR,MSGTR_ACMiniterror);
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return 0;
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}
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mp_msg(MSGT_DECVIDEO,MSGL_V,"INFO: Win32/ACM audio codec init OK!\n");
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return 1;
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}
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static void uninit(sh_audio_t *sh)
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{
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close_acm_audio_codec(sh);
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}
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static int control(sh_audio_t *sh_audio,int cmd,void* arg, ...)
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{
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int skip;
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switch(cmd)
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{
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case ADCTRL_SKIP_FRAME:
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skip=sh_audio->wf->nBlockAlign;
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if(skip<16){
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skip=(sh_audio->wf->nAvgBytesPerSec/16)&(~7);
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if(skip<16) skip=16;
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}
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demux_read_data(sh_audio->ds,NULL,skip);
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return CONTROL_TRUE;
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}
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return CONTROL_UNKNOWN;
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}
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static int decode_audio(sh_audio_t *sh_audio,unsigned char *buf,int minlen,int maxlen)
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{
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return acm_decode_audio(sh_audio,buf,minlen,maxlen);
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}
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#endif
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