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Add support for distinguishing between little- and big-endian SPDIF AC3

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and converting between both.


git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@30283 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
reimar 2010-01-11 20:27:52 +00:00
parent d3ae3611ce
commit 33bc71f10d
14 changed files with 42 additions and 28 deletions
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4
libaf/af_format.c
View File

@ -98,6 +98,8 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
af->data->bps == data->bps)
return AF_DETACH;
// Allow trivial AC3-endianness conversion
if (!AF_FORMAT_IS_AC3(af->data->format) || !AF_FORMAT_IS_AC3(data->format))
// Check for errors in configuration
if((AF_OK != check_bps(data->bps)) ||
(AF_OK != check_format(data->format)) ||
@ -152,7 +154,7 @@ static int control(struct af_instance_s* af, int cmd, void* arg)
}
case AF_CONTROL_FORMAT_FMT | AF_CONTROL_SET:{
// Check for errors in configuration
if(AF_OK != check_format(*(int*)arg))
if(!AF_FORMAT_IS_AC3(*(int*)arg) && AF_OK != check_format(*(int*)arg))
return AF_ERROR;
af->data->format = *(int*)arg;

5
libaf/af_format.h
View File

@ -83,6 +83,9 @@
#define AF_FORMAT_FLOAT_LE (AF_FORMAT_F|AF_FORMAT_32BIT|AF_FORMAT_LE)
#define AF_FORMAT_FLOAT_BE (AF_FORMAT_F|AF_FORMAT_32BIT|AF_FORMAT_BE)
#define AF_FORMAT_AC3_LE (AF_FORMAT_AC3|AF_FORMAT_16BIT|AF_FORMAT_LE)
#define AF_FORMAT_AC3_BE (AF_FORMAT_AC3|AF_FORMAT_16BIT|AF_FORMAT_BE)
#if HAVE_BIGENDIAN
#define AF_FORMAT_U16_NE AF_FORMAT_U16_BE
#define AF_FORMAT_S16_NE AF_FORMAT_S16_BE
@ -91,6 +94,7 @@
#define AF_FORMAT_U32_NE AF_FORMAT_U32_BE
#define AF_FORMAT_S32_NE AF_FORMAT_S32_BE
#define AF_FORMAT_FLOAT_NE AF_FORMAT_FLOAT_BE
#define AF_FORMAT_AC3_NE AF_FORMAT_AC3_BE
#else
#define AF_FORMAT_U16_NE AF_FORMAT_U16_LE
#define AF_FORMAT_S16_NE AF_FORMAT_S16_LE
@ -99,6 +103,7 @@
#define AF_FORMAT_U32_NE AF_FORMAT_U32_LE
#define AF_FORMAT_S32_NE AF_FORMAT_S32_LE
#define AF_FORMAT_FLOAT_NE AF_FORMAT_FLOAT_LE
#define AF_FORMAT_AC3_NE AF_FORMAT_AC3_LE
#endif
#define AF_FORMAT_UNKNOWN (-1)

4
libaf/af_lavcac3enc.c
View File

@ -58,7 +58,7 @@ static int control(struct af_instance_s *af, int cmd, void *arg)
switch (cmd){
case AF_CONTROL_REINIT:
if (data->format == AF_FORMAT_AC3 || data->nch < s->min_channel_num)
if (AF_FORMAT_IS_AC3(data->format) || data->nch < s->min_channel_num)
return AF_DETACH;
s->pending_len = 0;
@ -102,7 +102,7 @@ static int control(struct af_instance_s *af, int cmd, void *arg)
return AF_ERROR;
}
}
af->data->format = AF_FORMAT_AC3;
af->data->format = AF_FORMAT_AC3_NE;
af->data->nch = 2;
return test_output_res;
case AF_CONTROL_COMMAND_LINE:

6
libaf/format.c
View File

@ -47,7 +47,7 @@ int af_str2fmt(const char* str)
format |= AF_FORMAT_A_LAW; return format;
}
if(strstr(str,"ac3") || strstr(str,"AC3")){
format |= AF_FORMAT_AC3; return format;
format |= AF_FORMAT_AC3 | AF_FORMAT_16BIT; return format;
}
if(strstr(str,"mpeg2") || strstr(str,"MPEG2")){
format |= AF_FORMAT_MPEG2; return format;
@ -158,7 +158,9 @@ static struct {
{ "mulaw", AF_FORMAT_MU_LAW },
{ "alaw", AF_FORMAT_A_LAW },
{ "mpeg2", AF_FORMAT_MPEG2 },
{ "ac3", AF_FORMAT_AC3 },
{ "ac3le", AF_FORMAT_AC3_LE },
{ "ac3be", AF_FORMAT_AC3_BE },
{ "ac3ne", AF_FORMAT_AC3_NE },
{ "imaadpcm", AF_FORMAT_IMA_ADPCM },
{ "u8", AF_FORMAT_U8 },

11
libao2/ao_alsa.c
View File

@ -364,15 +364,11 @@ static int init(int rate_hz, int channels, int format, int flags)
case AF_FORMAT_U16_BE:
alsa_format = SND_PCM_FORMAT_U16_BE;
break;
#if !HAVE_BIGENDIAN
case AF_FORMAT_AC3:
#endif
case AF_FORMAT_AC3_LE:
case AF_FORMAT_S16_LE:
alsa_format = SND_PCM_FORMAT_S16_LE;
break;
#if HAVE_BIGENDIAN
case AF_FORMAT_AC3:
#endif
case AF_FORMAT_AC3_BE:
case AF_FORMAT_S16_BE:
alsa_format = SND_PCM_FORMAT_S16_BE;
break;
@ -535,6 +531,9 @@ static int init(int rate_hz, int channels, int format, int flags)
mp_msg(MSGT_AO,MSGL_INFO,
MSGTR_AO_ALSA_FormatNotSupportedByHardware, af_fmt2str_short(format));
alsa_format = SND_PCM_FORMAT_S16_LE;
if (AF_FORMAT_IS_AC3(ao_data.format))
ao_data.format = AF_FORMAT_AC3_LE;
else
ao_data.format = AF_FORMAT_S16_LE;
}

8
libao2/ao_alsa5.c
View File

@ -101,15 +101,11 @@ static int init(int rate_hz, int channels, int format, int flags)
case AF_FORMAT_U16_BE:
alsa_format.format = SND_PCM_SFMT_U16_BE;
break;
#if !HAVE_BIGENDIAN
case AF_FORMAT_AC3:
#endif
case AF_FORMAT_AC3_LE:
case AF_FORMAT_S16_LE:
alsa_format.format = SND_PCM_SFMT_S16_LE;
break;
#if HAVE_BIGENDIAN
case AF_FORMAT_AC3:
#endif
case AF_FORMAT_AC3_BE:
case AF_FORMAT_S16_BE:
alsa_format.format = SND_PCM_SFMT_S16_BE;
break;

5
libao2/ao_dsound.c
View File

@ -432,8 +432,11 @@ static int init(int rate, int channels, int format, int flags)
mp_msg(MSGT_AO, MSGL_ERR, "ao_dsound: 8 channel audio not yet supported\n");
return 0;
}
if (AF_FORMAT_IS_AC3(format))
format = AF_FORMAT_AC3_NE;
switch(format){
case AF_FORMAT_AC3:
case AF_FORMAT_AC3_NE:
case AF_FORMAT_S24_LE:
case AF_FORMAT_S16_LE:
case AF_FORMAT_U8:

7
libao2/ao_mpegpes.c
View File

@ -250,9 +250,12 @@ static int init(int rate,int channels,int format,int flags){
switch(format){
case AF_FORMAT_S16_BE:
case AF_FORMAT_MPEG2:
case AF_FORMAT_AC3:
case AF_FORMAT_AC3_BE:
ao_data.format=format;
break;
case AF_FORMAT_AC3_LE:
ao_data.format=AF_FORMAT_AC3_BE;
break;
default:
ao_data.format=AF_FORMAT_S16_BE;
}
@ -333,8 +336,6 @@ static int play(void* data,int len,int flags){
unsigned short *s=data;
// if(len>2000) len=2000;
// printf("ao_mpegpes: len=%d \n",len);
if(ao_data.format==AF_FORMAT_AC3)
for(i=0;i<len/2;i++) s[i]=(s[i]>>8)|(s[i]<<8); // le<->be
send_mpeg_lpcm_packet(data, len, 0xA0, ao_data.pts, freq_id, my_ao_write);
}
return len;

6
libao2/ao_oss.c
View File

@ -96,7 +96,7 @@ static int format2oss(int format)
case AF_FORMAT_MPEG2: return AFMT_MPEG;
#endif
#ifdef AFMT_AC3
case AF_FORMAT_AC3: return AFMT_AC3;
case AF_FORMAT_AC3_NE: return AFMT_AC3;
#endif
}
mp_msg(MSGT_AO, MSGL_V, "OSS: Unknown/not supported internal format: %s\n", af_fmt2str_short(format));
@ -139,7 +139,7 @@ static int oss2format(int format)
case AFMT_MPEG: return AF_FORMAT_MPEG2;
#endif
#ifdef AFMT_AC3
case AFMT_AC3: return AF_FORMAT_AC3;
case AFMT_AC3: return AF_FORMAT_AC3_NE;
#endif
}
mp_msg(MSGT_GLOBAL,MSGL_ERR,MSGTR_AO_OSS_UnknownUnsupportedFormat, format);
@ -303,6 +303,8 @@ static int init(int rate,int channels,int format,int flags){
}
ac3_retry:
if (AF_FORMAT_IS_AC3(format))
format = AF_FORMAT_AC3_NE;
ao_data.format=format;
oss_format=format2oss(format);
if (oss_format == -1) {

3
libao2/ao_pcm.c
View File

@ -127,7 +127,8 @@ static int init(int rate,int channels,int format,int flags){
format=AF_FORMAT_U8;
case AF_FORMAT_U8:
break;
case AF_FORMAT_AC3:
case AF_FORMAT_AC3_BE:
case AF_FORMAT_AC3_LE:
bits=16;
break;
default:

4
libao2/ao_win32.c
View File

@ -143,8 +143,10 @@ static int init(int rate,int channels,int format,int flags)
unsigned char* buffer;
int i;
if (AF_FORMAT_IS_AC3(format))
format = AF_FORMAT_AC3_NE;
switch(format){
case AF_FORMAT_AC3:
case AF_FORMAT_AC3_NE:
case AF_FORMAT_S24_LE:
case AF_FORMAT_S16_LE:
case AF_FORMAT_U8:

2
libmpcodecs/ad_hwac3.c
View File

@ -151,7 +151,7 @@ static int preinit(sh_audio_t *sh)
sh->audio_in_minsize = 8192;
sh->channels = 2;
sh->samplesize = 2;
sh->sample_format = AF_FORMAT_AC3;
sh->sample_format = AF_FORMAT_AC3_NE;
return 1;
}

4
m_option.c
View File

@ -1146,7 +1146,9 @@ static struct {
{"mulaw", AF_FORMAT_MU_LAW},
{"alaw", AF_FORMAT_A_LAW},
{"mpeg2", AF_FORMAT_MPEG2},
{"ac3", AF_FORMAT_AC3},
{"ac3le", AF_FORMAT_AC3_LE},
{"ac3be", AF_FORMAT_AC3_BE},
{"ac3ne", AF_FORMAT_AC3_NE},
{"imaadpcm", AF_FORMAT_IMA_ADPCM},
// ORIDNARY
{"u8", AF_FORMAT_U8},

1
stream/tv.c
View File

@ -760,7 +760,6 @@ static demuxer_t* demux_open_tv(demuxer_t *demuxer)
case AF_FORMAT_MU_LAW:
case AF_FORMAT_A_LAW:
case AF_FORMAT_MPEG2:
case AF_FORMAT_AC3:
default:
mp_msg(MSGT_TV, MSGL_ERR, MSGTR_TV_UnsupportedAudioType,
af_fmt2str(audio_format, buf, 128), audio_format);