Репозитории ALT
| S: | 3.4.2-alt1 |
| 5.1: | 1.2.38pre1-alt1 |
| 4.1: | 1.2.35-alt2.1 |
| 4.0: | 1.2.32-alt2.1 |
| 3.0: | 1.2.23-alt1 |
| +backports: | 1.2.30-alt1.M30.1 |
Группа :: Графические оболочки/Icewm
Пакет: icewm
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Патч: icewm-alt-sound.patch
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icewm/src/icesound.cc | 254 ++++++++++++++++++++++++++++++++++++++++++-------
1 files changed, 220 insertions(+), 34 deletions(-)
diff --git a/icewm/src/icesound.cc b/icewm/src/icesound.cc
index 9143224..8afaa50 100644
--- a/icewm/src/icesound.cc
+++ b/icewm/src/icesound.cc
@@ -27,6 +27,8 @@
* GNUified usage message, prepared for NLS, minor cleanups,
* made arguments case sensitive, converted into a C++
* application
+ * 2005-11-30: Christian W. Zuckschwerdt <zany@triq.net>
+ * Added ALSA interface support
*
* TODO: a virtual YAudioInterface class the OSS, ESD and YIFF implement
*
@@ -35,6 +37,7 @@
*
* Sound output interface types and notes:
*
+ * ALSA Advanced Linux Sound Architecture (needs libsndfile)
* OSS Open Sound Source (generic)
* Y Y sound systems
* ESounD Enlightenment Sound Daemon (uses caching and *throttling)
@@ -85,6 +88,7 @@
char const * ApplicationName = "icesound";
+#define ALSA_DEFAULT_DEVICE "default"
#define OSS_DEFAULT_DEVICE "/dev/dsp"
#define YIFF_DEFAULT_SERVER "127.0.0.1:9433"
@@ -180,6 +184,179 @@ char * YAudioInterface::findSample(char const * basefname) {}
/******************************************************************************
+ * ALSA audio interface
+ ******************************************************************************/
+
+#ifdef ENABLE_ALSA
+
+#include <alsa/asoundlib.h>
+#include <sndfile.h>
+
+class YALSAAudio : public YAudioInterface {+public:
+ YALSAAudio(): device(ALSA_DEFAULT_DEVICE) {}+
+ virtual void play(int sound);
+ virtual int init(int & argc, char **& argv);
+
+private:
+ friend class CommandLine;
+ class CommandLine : public YCommandLine {+ public:
+ CommandLine(int & argc, char **& argv, YALSAAudio & alsa):
+ YCommandLine(argc, argv), alsa(alsa) {}+
+ virtual char getArgument(char const * const & arg, char const *& val) {+ char const * larg(arg[1] == '-' ? arg + 2 : arg + 1);
+
+ if (!strpcmp(larg, "device")) {+ val = getValue(arg, strchr(arg, '='));
+ return 'D';
+ }
+
+ if (strchr("D", arg[1])) {+ val = getValue(arg, arg[2] ? arg + 2 : NULL);
+ return arg[1];
+ }
+
+ return '\0';
+ }
+
+ virtual int setOption(char const * arg, char opt, char const * val) {+ switch(opt) {+ case 'D': // ======================================== device ===
+ alsa.device = val;
+ return 0;
+
+ default:
+ return YCommandLine::setOption(arg, opt, val);
+ }
+ }
+
+ protected:
+ YALSAAudio & alsa;
+ };
+
+ friend class CommandLine;
+ char const * device;
+};
+
+/**
+ * Play a sound sample directly to the digital signal processor.
+ */
+void YALSAAudio::play(int sound) {+ if (device == NULL) return;
+
+ for(unsigned i(0); i < ACOUNT(gui_events); i++)
+ if(gui_events[i].type == sound) {+ char * samplefile(findSample(i));
+
+#ifndef DEBUG
+ if (IceSound::verbose)
+#endif
+ msg(_("Playing sample #%d (%s)"), sound, samplefile);+
+ if (!samplefile) {+ return;
+ }
+
+ int err;
+ snd_pcm_t *playback_handle;
+ snd_pcm_hw_params_t *hw_params;
+
+ SF_INFO sfinfo;
+ SNDFILE* sf = sf_open(samplefile, SFM_READ, &sfinfo);
+ if(sf == NULL) {+ warn("%s: %s", samplefile, sf_strerror(sf));+ return;
+ }
+
+ if ((err = snd_pcm_open (&playback_handle, device, SND_PCM_STREAM_PLAYBACK, 0)) < 0) {+ warn ("cannot open audio device %s (%s)\n",+ device,
+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_malloc (&hw_params)) < 0) {+ warn ("cannot allocate hardware parameter structure (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_any (playback_handle, hw_params)) < 0) {+ warn ("cannot initialize hardware parameter structure (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_set_access (playback_handle, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) {+ warn ("cannot set access type (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_set_format (playback_handle, hw_params, SND_PCM_FORMAT_S16_LE)) < 0) {+ warn ("cannot set sample format (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_set_rate_near (playback_handle, hw_params, (unsigned int *)&sfinfo.samplerate, 0)) < 0) {+ warn ("cannot set sample rate (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params_set_channels (playback_handle, hw_params, sfinfo.channels)) < 0) {+ warn ("cannot set channel count (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ if ((err = snd_pcm_hw_params (playback_handle, hw_params)) < 0) {+ warn ("cannot set parameters (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ snd_pcm_hw_params_free (hw_params);
+
+ if ((err = snd_pcm_prepare (playback_handle)) < 0) {+ warn ("cannot prepare audio interface for use (%s)\n",+ snd_strerror (err));
+ return;
+ }
+
+ short sbuf[512]; // period_size * channels * snd_pcm_format_width(format)) / 8
+ for (int n; (n = sf_readf_short (sf, sbuf, 256)) > 0; ) {+ if ((err = snd_pcm_writei (playback_handle, sbuf, n) != n)) {+ warn ("write to audio interface failed (%s) %d\n",+ snd_strerror (err), sizeof(short));
+ return;
+ }
+ }
+ sf_close(sf);
+
+ snd_pcm_close (playback_handle);
+
+ delete[] samplefile;
+ }
+}
+
+int YALSAAudio::init(int & argc, char **& argv) {+ int rc(0);
+
+ TRY(CommandLine(argc, argv, *this).parse())
+
+ // check the device parameter perhaps?
+
+ CATCH(/**/)
+}
+
+#endif /* ENABLE_ALSA */
+
+/******************************************************************************
* General (OSS) audio interface
******************************************************************************/
@@ -798,40 +975,40 @@ YAudioInterface * IceSound::audio(NULL);
*/
void IceSound::printUsage() { printf(_("\- Usage: %s [OPTION]...\n\
- \n\
- Plays audio files on GUI events raised by IceWM.\n\
- \n\
- Options:\n\
- \n\
- -d, --display=DISPLAY Display used by IceWM (default: $DISPLAY).\n\
- -s, --sample-dir=DIR Specifies the directory which contains\n\
- the sound files (ie ~/.icewm/sounds).\n\
- -i, --interface=TARGET Specifies the sound output target\n\
- interface, one of OSS, YIFF, ESD\n\
- -D, --device=DEVICE (OSS only) specifies the digital signal\n\
- processor (default /dev/dsp).\n\
- -S, --server=ADDR:PORT (ESD and YIFF) specifies server address and\n\
- port number (default localhost:16001 for ESD\n\
- and localhost:9433 for YIFF).\n\
- -m, --audio-mode[=MODE] (YIFF only) specifies the Audio mode (leave\n\
- blank to get a list).\n\
- --audio-mode-auto (YIFF only) change Audio mode on the fly to\n\
- best match sample's Audio (can cause\n\
- problems with other Y clients, overrides\n\
- --audio-mode).\n\
- \n\
- -v, --verbose Be verbose (prints out each sound event to\n\
- stdout).\n\
- -V, --version Prints version information and exits.\n\
- -h, --help Prints (this) help screen and exits.\n\
- \n\
- Return values:\n\
- \n\
- 0 Success.\n\
- 1 General error.\n\
- 2 Command line error.\n\
- 3 Subsystems error (ie cannot connect to server).\n\n"),
+Usage: %s [OPTION]...\n\
+\n\
+Plays audio files on GUI events raised by IceWM.\n\
+\n\
+Options:\n\
+\n\
+-d, --display=DISPLAY Display used by IceWM (default: $DISPLAY).\n\
+-s, --sample-dir=DIR Specifies the directory which contains\n\
+ the sound files (ie ~/.icewm/sounds).\n\
+-i, --interface=TARGET Specifies the sound output target\n\
+ interface, one of ALSA, OSS, YIFF, ESD\n\
+-D, --device=DEVICE (ALSA & OSS only) specifies the device to use\n\
+ (OSS default: /dev/dsp; ALSA: default).\n\
+-S, --server=ADDR:PORT (ESD and YIFF) specifies server address and\n\
+ port number (default localhost:16001 for ESD\n\
+ and localhost:9433 for YIFF).\n\
+-m, --audio-mode[=MODE] (YIFF only) specifies the Audio mode (leave\n\
+ blank to get a list).\n\
+--audio-mode-auto (YIFF only) change Audio mode on the fly to\n\
+ best match sample's Audio (can cause\n\
+ problems with other Y clients, overrides\n\
+--audio-mode).\n\
+\n\
+-v, --verbose Be verbose (prints out each sound event to\n\
+ stdout).\n\
+-V, --version Prints version information and exits.\n\
+-h, --help Prints (this) help screen and exits.\n\
+\n\
+Return values:\n\
+\n\
+0 Success.\n\
+1 General error.\n\
+2 Command line error.\n\
+3 Subsystems error (ie cannot connect to server).\n\n"),
ApplicationName);
return;
@@ -1000,6 +1177,15 @@ int IceSound::setOption(char const * /*arg*/, char opt, char const * val) { strcmp(val, "oss"))) {delete audio;
audio = new YOSSAudio();
+ } else if(!(strcmp(val, "ALSA") &&
+ strcmp(val, "alsa"))) {+#ifdef ENABLE_ALSA
+ delete audio;
+ audio = new YALSAAudio();
+#else
+ warn(_("Support for the %s interface not compiled."), val);+ return 2;
+#endif
} else if(!(strcmp(val, "ESD") &&
strcmp(val, "esd") &&
strcmp(val, "ESOUND") &&