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pcmDevice and chronos in stream

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git-svn-id: svn://elaine/murooma/trunk@298 d8a302eb-03bc-478d-80e4-98257eca68ef
This commit is contained in:
(no author) 2014-09-27 12:13:47 +00:00
parent fe79a78efe
commit d0c07e3b67
13 changed files with 239 additions and 118 deletions
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59
client/alsaPlayer.cpp
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@ -2,13 +2,12 @@
#include <alsa/asoundlib.h>
#include <iostream>
#define PCM_DEVICE "default"
#define BUFFER_TIME 100000
using namespace std;
Player::Player(Stream* stream) : active_(false), stream_(stream)
Player::Player(const PcmDevice& pcmDevice, Stream* stream) : active_(false), stream_(stream), pcmDevice_(pcmDevice)
{
}
@ -25,8 +24,8 @@ void Player::start()
/* Open the PCM device in playback mode */
if ((pcm = snd_pcm_open(&pcm_handle, PCM_DEVICE, SND_PCM_STREAM_PLAYBACK, 0)) < 0)
cout << "ERROR: Can't open " << PCM_DEVICE << " PCM device. " << snd_strerror(pcm) << "\n";
if ((pcm = snd_pcm_open(&pcm_handle, pcmDevice_.name.c_str(), SND_PCM_STREAM_PLAYBACK, 0)) < 0)
cout << "ERROR: Can't open " << pcmDevice_.name << " PCM device. " << snd_strerror(pcm) << "\n";
/* struct snd_pcm_playback_info_t pinfo;
if ( (pcm = snd_pcm_playback_info( pcm_handle, &pinfo )) < 0 )
@ -149,3 +148,55 @@ void Player::worker()
}
vector<PcmDevice> Player::pcm_list(void)
{
void **hints, **n;
char *name, *descr, *io;
vector<PcmDevice> result;
PcmDevice pcmDevice;
if (snd_device_name_hint(-1, "pcm", &hints) < 0)
return result;
n = hints;
size_t idx(0);
while (*n != NULL) {
name = snd_device_name_get_hint(*n, "NAME");
descr = snd_device_name_get_hint(*n, "DESC");
io = snd_device_name_get_hint(*n, "IOID");
if (io != NULL && strcmp(io, "Output") != 0)
goto __end;
pcmDevice.name = name;
pcmDevice.description = descr;
pcmDevice.idx = idx++;
result.push_back(pcmDevice);
// printf("%s\n", name);
//cout << "Name: " << name << "\n";
//cout << "Desc: " << descr << "\n";
/*
if ((descr1 = descr) != NULL) {
printf(" ");
while (*descr1) {
if (*descr1 == '\n')
printf("\n ");
else
putchar(*descr1);
descr1++;
}
putchar('\n');
}
*/
__end:
if (name != NULL)
free(name);
if (descr != NULL)
free(descr);
if (io != NULL)
free(io);
n++;
}
snd_device_name_free_hint(hints);
return result;
}