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Fixed big-endian support

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This commit is contained in:
Jaroslav Kysela 2003-01-08 11:30:04 +00:00
parent 3343a6b188
commit 365af335eb
2 changed files with 10 additions and 8 deletions
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2
ac3dec/ac3spdif.c
View file

@ -154,7 +154,7 @@ output_spdif(uint8_t *data_start, uint8_t *data_end, int quiet)
done_banner = 1; done_banner = 1;
} }
#ifndef WORDS_BIGENDIAN #ifndef _a_b_c_d_e_f /* WORDS_BIGENDIAN */
// extract_ac3 seems to write swabbed data // extract_ac3 seems to write swabbed data
swab(&buf[10], &buf[10], syncinfo.frame_size * 2 - 2); swab(&buf[10], &buf[10], syncinfo.frame_size * 2 - 2);
#endif #endif

16
ac3dec/output.c
View file

@ -41,6 +41,7 @@ int output_open(output_t *output)
char devstr[128]; char devstr[128];
snd_pcm_hw_params_t *params; snd_pcm_hw_params_t *params;
unsigned int rate, buffer_time, period_time, tmp; unsigned int rate, buffer_time, period_time, tmp;
snd_pcm_format_t format = output->bits == 16 ? SND_PCM_FORMAT_S16 : SND_PCM_FORMAT_U8;
int err, step; int err, step;
snd_pcm_hw_params_alloca(&params); snd_pcm_hw_params_alloca(&params);
@ -76,6 +77,7 @@ int output_open(output_t *output)
sprintf(devstr, "iec958:AES0=0x%x,AES1=0x%x,AES2=0x%x,AES3=0x%x", s[0], s[1], s[2], s[3]); sprintf(devstr, "iec958:AES0=0x%x,AES1=0x%x,AES2=0x%x,AES3=0x%x", s[0], s[1], s[2], s[3]);
if (out_config.card) if (out_config.card)
sprintf(devstr + strlen(devstr), ",CARD=%s", out_config.card); sprintf(devstr + strlen(devstr), ",CARD=%s", out_config.card);
format = SND_PCM_FORMAT_S16_LE;
} else { } else {
if (out_config.card) if (out_config.card)
sprintf(devstr, "plughw:%s", out_config.card); sprintf(devstr, "plughw:%s", out_config.card);
@ -114,29 +116,29 @@ int output_open(output_t *output)
err = snd_pcm_hw_params_set_access(pcm, params, err = snd_pcm_hw_params_set_access(pcm, params,
SND_PCM_ACCESS_RW_INTERLEAVED); SND_PCM_ACCESS_RW_INTERLEAVED);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Access type not available"); fprintf(stderr, "Access type not available\n");
goto __close; goto __close;
} }
err = snd_pcm_hw_params_set_format(pcm, params, output->bits == 16 ? SND_PCM_FORMAT_S16_LE : SND_PCM_FORMAT_U8); err = snd_pcm_hw_params_set_format(pcm, params, format);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Sample format non available"); fprintf(stderr, "Sample format non available\n");
goto __close; goto __close;
} }
err = snd_pcm_hw_params_set_channels(pcm, params, output->channels); err = snd_pcm_hw_params_set_channels(pcm, params, output->channels);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Channels count non available"); fprintf(stderr, "Channels count non available\n");
goto __close; goto __close;
} }
rate = output->rate; rate = output->rate;
err = snd_pcm_hw_params_set_rate_near(pcm, params, &rate, 0); err = snd_pcm_hw_params_set_rate_near(pcm, params, &rate, 0);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Rate not available"); fprintf(stderr, "Rate not available\n");
goto __close; goto __close;
} }
buffer_time = 500000; buffer_time = 500000;
err = snd_pcm_hw_params_set_buffer_time_near(pcm, params, &buffer_time, 0); err = snd_pcm_hw_params_set_buffer_time_near(pcm, params, &buffer_time, 0);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Buffer time not available"); fprintf(stderr, "Buffer time not available\n");
goto __close; goto __close;
} }
step = 2; step = 2;
@ -146,7 +148,7 @@ int output_open(output_t *output)
tmp = period_time; tmp = period_time;
err = snd_pcm_hw_params_set_period_time_near(pcm, params, &tmp, 0); err = snd_pcm_hw_params_set_period_time_near(pcm, params, &tmp, 0);
if (err < 0) { if (err < 0) {
fprintf(stderr, "Period time not available"); fprintf(stderr, "Period time not available\n");
goto __close; goto __close;
} }
if (tmp == period_time) { if (tmp == period_time) {