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allow specifying the channel map to use on the command line

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git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@805 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2006-04-26 16:07:33 +00:00
parent c478b0f118
commit c3cc14153a
1 changed files with 24 additions and 3 deletions
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27
src/utils/pacat.c
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@ -66,6 +66,9 @@ static pa_sample_spec sample_spec = {
.channels = 2 .channels = 2
}; };
static pa_channel_map channel_map;
static int channel_map_set = 0;
/* A shortcut for terminating the application */ /* A shortcut for terminating the application */
static void quit(int ret) { static void quit(int ret) {
assert(mainloop_api); assert(mainloop_api);
@ -184,7 +187,7 @@ static void context_state_callback(pa_context *c, void *userdata) {
if (verbose) if (verbose)
fprintf(stderr, "Connection established.\n"); fprintf(stderr, "Connection established.\n");
if (!(stream = pa_stream_new(c, stream_name, &sample_spec, NULL))) { if (!(stream = pa_stream_new(c, stream_name, &sample_spec, channel_map_set ? &channel_map : NULL))) {
fprintf(stderr, "pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(c))); fprintf(stderr, "pa_stream_new() failed: %s\n", pa_strerror(pa_context_errno(c)));
goto fail; goto fail;
} }
@ -405,7 +408,8 @@ static void help(const char *argv0) {
" --format=SAMPLEFORMAT The sample type, one of s16le, s16be, u8, float32le,\n" " --format=SAMPLEFORMAT The sample type, one of s16le, s16be, u8, float32le,\n"
" float32be, ulaw, alaw (defaults to s16ne)\n" " float32be, ulaw, alaw (defaults to s16ne)\n"
" --channels=CHANNELS The number of channels, 1 for mono, 2 for stereo\n" " --channels=CHANNELS The number of channels, 1 for mono, 2 for stereo\n"
" (defaults to 2)\n", " (defaults to 2)\n"
" --channel-map=CHANNELMAP Channel map to use instead of the default\n",
argv0); argv0);
} }
@ -415,7 +419,8 @@ enum {
ARG_VOLUME, ARG_VOLUME,
ARG_SAMPLERATE, ARG_SAMPLERATE,
ARG_SAMPLEFORMAT, ARG_SAMPLEFORMAT,
ARG_CHANNELS ARG_CHANNELS,
ARG_CHANNELMAP,
}; };
int main(int argc, char *argv[]) { int main(int argc, char *argv[]) {
@ -438,6 +443,7 @@ int main(int argc, char *argv[]) {
{"rate", 1, NULL, ARG_SAMPLERATE}, {"rate", 1, NULL, ARG_SAMPLERATE},
{"format", 1, NULL, ARG_SAMPLEFORMAT}, {"format", 1, NULL, ARG_SAMPLEFORMAT},
{"channels", 1, NULL, ARG_CHANNELS}, {"channels", 1, NULL, ARG_CHANNELS},
{"channel-map", 1, NULL, ARG_CHANNELMAP},
{NULL, 0, NULL, 0} {NULL, 0, NULL, 0}
}; };
@ -514,6 +520,16 @@ int main(int argc, char *argv[]) {
sample_spec.rate = atoi(optarg); sample_spec.rate = atoi(optarg);
break; break;
case ARG_CHANNELMAP:
if (!pa_channel_map_parse(&channel_map, optarg)) {
fprintf(stderr, "Invalid channel map\n");
goto quit;
}
channel_map_set = 1;
break;
default: default:
goto quit; goto quit;
} }
@ -530,6 +546,11 @@ int main(int argc, char *argv[]) {
goto quit; goto quit;
} }
if (channel_map_set && channel_map.channels != sample_spec.channels) {
fprintf(stderr, "Channel map doesn't match sample specification\n");
goto quit;
}
if (verbose) { if (verbose) {
char t[PA_SAMPLE_SPEC_SNPRINT_MAX]; char t[PA_SAMPLE_SPEC_SNPRINT_MAX];
pa_sample_spec_snprint(t, sizeof(t), &sample_spec); pa_sample_spec_snprint(t, sizeof(t), &sample_spec);