From 7c9c86fb97c49974274ea2404c5461fe42db5472 Mon Sep 17 00:00:00 2001 From: arpi Date: Wed, 15 Aug 2001 11:50:55 +0000 Subject: ac3/spdif patch by German Gomez Garcia git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@1529 b3059339-0415-0410-9bf9-f77b7e298cf2 --- libao2/ao_oss.c | 12 +++++++++++- libao2/audio_out.c | 2 ++ 2 files changed, 13 insertions(+), 1 deletion(-) (limited to 'libao2') diff --git a/libao2/ao_oss.c b/libao2/ao_oss.c index d6f1673b79..7f0bb0b056 100644 --- a/libao2/ao_oss.c +++ b/libao2/ao_oss.c @@ -55,6 +55,9 @@ static int control(int cmd,int arg){ { ao_control_vol_t *vol = (ao_control_vol_t *)arg; int fd, v, mcmd, devs; + + if(ao_format == AFMT_AC3) + return CONTROL_TRUE; if ((fd = open("/dev/mixer", O_RDONLY)) > 0) { @@ -119,9 +122,14 @@ static int init(int rate,int channels,int format,int flags){ ao_format=format; ioctl (audio_fd, SNDCTL_DSP_SETFMT, &ao_format); + if(format == AFMT_AC3 && ao_format != AFMT_AC3) { + printf("Can't set audio device %s to AC3 output\n", dsp); + return 0; + } printf("audio_setup: sample format: %s (requested: %s)\n", audio_out_format_name(ao_format), audio_out_format_name(format)); + if(format != AFMT_AC3) { ao_channels=channels-1; ioctl (audio_fd, SNDCTL_DSP_STEREO, &ao_channels); @@ -129,6 +137,7 @@ static int init(int rate,int channels,int format,int flags){ ao_samplerate=rate; ioctl (audio_fd, SNDCTL_DSP_SPEED, &ao_samplerate); printf("audio_setup: using %d Hz samplerate (requested: %d)\n",ao_samplerate,rate); + } if(ioctl(audio_fd, SNDCTL_DSP_GETOSPACE, &zz)==-1){ int r=0; @@ -191,9 +200,10 @@ static void reset(){ } ioctl (audio_fd, SNDCTL_DSP_SETFMT, &ao_format); + if(ao_format != AFMT_AC3) { ioctl (audio_fd, SNDCTL_DSP_STEREO, &ao_channels); ioctl (audio_fd, SNDCTL_DSP_SPEED, &ao_samplerate); - + } } // stop playing, keep buffers (for pause) diff --git a/libao2/audio_out.c b/libao2/audio_out.c index d87f06e2f5..bf416ad148 100644 --- a/libao2/audio_out.c +++ b/libao2/audio_out.c @@ -87,6 +87,8 @@ char *audio_out_format_name(int format) return("Unsigned 16-bit (Big-Endian)"); case AFMT_MPEG: return("MPEG (2) audio"); + case AFMT_AC3: + return("AC3"); /* the following two formats are not available with old linux kernel headers (e.g. in 2.2.16) -- cgit v1.2.3