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author | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-03-25 21:06:01 +0000 |
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committer | arpi <arpi@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2002-03-25 21:06:01 +0000 |
commit | 7c026066ea35886bddfda08a71c0cc8f170a5d86 (patch) | |
tree | 963bf77f55faf2b9795502065ef95878fade190a /libmpcodecs/ad_dvdpcm.c | |
parent | 94d3170bd0561939a0ec322860be1f28d711e271 (diff) | |
download | mpv-7c026066ea35886bddfda08a71c0cc8f170a5d86.tar.bz2 mpv-7c026066ea35886bddfda08a71c0cc8f170a5d86.tar.xz |
imported from MPlayerXP, dlopen() hack removed, some bugs fixed, interface functions changed to static, info->author field added
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@5341 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'libmpcodecs/ad_dvdpcm.c')
-rw-r--r-- | libmpcodecs/ad_dvdpcm.c | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/libmpcodecs/ad_dvdpcm.c b/libmpcodecs/ad_dvdpcm.c new file mode 100644 index 0000000000..3a08db8588 --- /dev/null +++ b/libmpcodecs/ad_dvdpcm.c @@ -0,0 +1,64 @@ +#include <stdio.h> +#include <stdlib.h> +#include <unistd.h> + +#include "config.h" +#include "ad_internal.h" + +static ad_info_t info = +{ + "Uncompressed DVD PCM audio decoder", + "dvdpcm", + AFM_DVDPCM, + "Nick Kurshev", + "A'rpi", + "" +}; + +LIBAD_EXTERN(dvdpcm) + +static int init(sh_audio_t *sh) +{ +/* DVD PCM Audio:*/ + sh->channels=2; + sh->samplerate=48000; + sh->i_bps=2*2*48000; +/* sh_audio->pcm_bswap=1;*/ + return 1; +} + +static int preinit(sh_audio_t *sh) +{ + sh->audio_out_minsize=2048; + 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; + } + return CONTROL_UNKNOWN; +} + +static int decode_audio(sh_audio_t *sh_audio,unsigned char *buf,int minlen,int maxlen) +{ + int j,len; + len=demux_read_data(sh_audio->ds,buf,(minlen+3)&(~3)); + for(j=0;j<len;j+=2){ + char x=buf[j]; + buf[j]=buf[j+1]; + buf[j+1]=x; + } + return len; +} |