X-Git-Url: https://scm.cri.ensmp.fr/git/Faustine.git/blobdiff_plain/1059e1cc0c2ecfa237406949aa26155b6a5b9154..66f23d4fabf89ad09adbd4dfc15ac6b5b2b7da83:/interpretor/lib/src/libsndfile-1.0.25/programs/sndfile-play.c diff --git a/interpretor/lib/src/libsndfile-1.0.25/programs/sndfile-play.c b/interpretor/lib/src/libsndfile-1.0.25/programs/sndfile-play.c deleted file mode 100644 index f2a32d7..0000000 --- a/interpretor/lib/src/libsndfile-1.0.25/programs/sndfile-play.c +++ /dev/null @@ -1,1023 +0,0 @@ -/* -** Copyright (C) 1999-2011 Erik de Castro Lopo -** -** All rights reserved. -** -** Redistribution and use in source and binary forms, with or without -** modification, are permitted provided that the following conditions are -** met: -** -** * Redistributions of source code must retain the above copyright -** notice, this list of conditions and the following disclaimer. -** * Redistributions in binary form must reproduce the above copyright -** notice, this list of conditions and the following disclaimer in -** the documentation and/or other materials provided with the -** distribution. -** * Neither the author nor the names of any contributors may be used -** to endorse or promote products derived from this software without -** specific prior written permission. -** -** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED -** TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR -** PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR -** CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, -** EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, -** PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; -** OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, -** WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR -** OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF -** ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. -*/ - -#include "sfconfig.h" - -#include -#include -#include -#include - -#if HAVE_UNISTD_H -#include -#endif - -#include - -#include "common.h" - -#if HAVE_ALSA_ASOUNDLIB_H - #define ALSA_PCM_NEW_HW_PARAMS_API - #define ALSA_PCM_NEW_SW_PARAMS_API - #include - #include -#endif - -#if defined (__linux__) || defined (__FreeBSD_kernel__) || defined (__FreeBSD__) - #include - #include - #include - -#elif (defined (__MACH__) && defined (__APPLE__)) - #include - #include - -#elif defined (HAVE_SNDIO_H) - #include - -#elif (defined (sun) && defined (unix)) - #include - #include - #include - -#elif (OS_IS_WIN32 == 1) - #include - #include - -#endif - -#define SIGNED_SIZEOF(x) ((int) sizeof (x)) -#define BUFFER_LEN (2048) - -/*------------------------------------------------------------------------------ -** Linux/OSS functions for playing a sound. -*/ - -#if HAVE_ALSA_ASOUNDLIB_H - -static snd_pcm_t * alsa_open (int channels, unsigned srate, int realtime) ; -static int alsa_write_float (snd_pcm_t *alsa_dev, float *data, int frames, int channels) ; - -static void -alsa_play (int argc, char *argv []) -{ static float buffer [BUFFER_LEN] ; - SNDFILE *sndfile ; - SF_INFO sfinfo ; - snd_pcm_t * alsa_dev ; - int k, readcount, subformat ; - - for (k = 1 ; k < argc ; k++) - { memset (&sfinfo, 0, sizeof (sfinfo)) ; - - printf ("Playing %s\n", argv [k]) ; - if (! (sndfile = sf_open (argv [k], SFM_READ, &sfinfo))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - if (sfinfo.channels < 1 || sfinfo.channels > 2) - { printf ("Error : channels = %d.\n", sfinfo.channels) ; - continue ; - } ; - - if ((alsa_dev = alsa_open (sfinfo.channels, (unsigned) sfinfo.samplerate, SF_FALSE)) == NULL) - continue ; - - subformat = sfinfo.format & SF_FORMAT_SUBMASK ; - - if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) - { double scale ; - int m ; - - sf_command (sndfile, SFC_CALC_SIGNAL_MAX, &scale, sizeof (scale)) ; - if (scale < 1e-10) - scale = 1.0 ; - else - scale = 32700.0 / scale ; - - while ((readcount = sf_read_float (sndfile, buffer, BUFFER_LEN))) - { for (m = 0 ; m < readcount ; m++) - buffer [m] *= scale ; - alsa_write_float (alsa_dev, buffer, BUFFER_LEN / sfinfo.channels, sfinfo.channels) ; - } ; - } - else - { while ((readcount = sf_read_float (sndfile, buffer, BUFFER_LEN))) - alsa_write_float (alsa_dev, buffer, BUFFER_LEN / sfinfo.channels, sfinfo.channels) ; - } ; - - snd_pcm_drain (alsa_dev) ; - snd_pcm_close (alsa_dev) ; - - sf_close (sndfile) ; - } ; - - return ; -} /* alsa_play */ - -static snd_pcm_t * -alsa_open (int channels, unsigned samplerate, int realtime) -{ const char * device = "default" ; - snd_pcm_t *alsa_dev = NULL ; - snd_pcm_hw_params_t *hw_params ; - snd_pcm_uframes_t buffer_size ; - snd_pcm_uframes_t alsa_period_size, alsa_buffer_frames ; - snd_pcm_sw_params_t *sw_params ; - - int err ; - - if (realtime) - { alsa_period_size = 256 ; - alsa_buffer_frames = 3 * alsa_period_size ; - } - else - { alsa_period_size = 1024 ; - alsa_buffer_frames = 4 * alsa_period_size ; - } ; - - if ((err = snd_pcm_open (&alsa_dev, device, SND_PCM_STREAM_PLAYBACK, 0)) < 0) - { fprintf (stderr, "cannot open audio device \"%s\" (%s)\n", device, snd_strerror (err)) ; - goto catch_error ; - } ; - - snd_pcm_nonblock (alsa_dev, 0) ; - - if ((err = snd_pcm_hw_params_malloc (&hw_params)) < 0) - { fprintf (stderr, "cannot allocate hardware parameter structure (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_any (alsa_dev, hw_params)) < 0) - { fprintf (stderr, "cannot initialize hardware parameter structure (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_access (alsa_dev, hw_params, SND_PCM_ACCESS_RW_INTERLEAVED)) < 0) - { fprintf (stderr, "cannot set access type (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_format (alsa_dev, hw_params, SND_PCM_FORMAT_FLOAT)) < 0) - { fprintf (stderr, "cannot set sample format (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_rate_near (alsa_dev, hw_params, &samplerate, 0)) < 0) - { fprintf (stderr, "cannot set sample rate (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_channels (alsa_dev, hw_params, channels)) < 0) - { fprintf (stderr, "cannot set channel count (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_buffer_size_near (alsa_dev, hw_params, &alsa_buffer_frames)) < 0) - { fprintf (stderr, "cannot set buffer size (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params_set_period_size_near (alsa_dev, hw_params, &alsa_period_size, 0)) < 0) - { fprintf (stderr, "cannot set period size (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_hw_params (alsa_dev, hw_params)) < 0) - { fprintf (stderr, "cannot set parameters (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - /* extra check: if we have only one period, this code won't work */ - snd_pcm_hw_params_get_period_size (hw_params, &alsa_period_size, 0) ; - snd_pcm_hw_params_get_buffer_size (hw_params, &buffer_size) ; - if (alsa_period_size == buffer_size) - { fprintf (stderr, "Can't use period equal to buffer size (%lu == %lu)", alsa_period_size, buffer_size) ; - goto catch_error ; - } ; - - snd_pcm_hw_params_free (hw_params) ; - - if ((err = snd_pcm_sw_params_malloc (&sw_params)) != 0) - { fprintf (stderr, "%s: snd_pcm_sw_params_malloc: %s", __func__, snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_sw_params_current (alsa_dev, sw_params)) != 0) - { fprintf (stderr, "%s: snd_pcm_sw_params_current: %s", __func__, snd_strerror (err)) ; - goto catch_error ; - } ; - - /* note: set start threshold to delay start until the ring buffer is full */ - snd_pcm_sw_params_current (alsa_dev, sw_params) ; - - if ((err = snd_pcm_sw_params_set_start_threshold (alsa_dev, sw_params, buffer_size)) < 0) - { fprintf (stderr, "cannot set start threshold (%s)\n", snd_strerror (err)) ; - goto catch_error ; - } ; - - if ((err = snd_pcm_sw_params (alsa_dev, sw_params)) != 0) - { fprintf (stderr, "%s: snd_pcm_sw_params: %s", __func__, snd_strerror (err)) ; - goto catch_error ; - } ; - - snd_pcm_sw_params_free (sw_params) ; - - snd_pcm_reset (alsa_dev) ; - -catch_error : - - if (err < 0 && alsa_dev != NULL) - { snd_pcm_close (alsa_dev) ; - return NULL ; - } ; - - return alsa_dev ; -} /* alsa_open */ - -static int -alsa_write_float (snd_pcm_t *alsa_dev, float *data, int frames, int channels) -{ static int epipe_count = 0 ; - - int total = 0 ; - int retval ; - - if (epipe_count > 0) - epipe_count -- ; - - while (total < frames) - { retval = snd_pcm_writei (alsa_dev, data + total * channels, frames - total) ; - - if (retval >= 0) - { total += retval ; - if (total == frames) - return total ; - - continue ; - } ; - - switch (retval) - { case -EAGAIN : - puts ("alsa_write_float: EAGAIN") ; - continue ; - break ; - - case -EPIPE : - if (epipe_count > 0) - { printf ("alsa_write_float: EPIPE %d\n", epipe_count) ; - if (epipe_count > 140) - return retval ; - } ; - epipe_count += 100 ; - -#if 0 - if (0) - { snd_pcm_status_t *status ; - - snd_pcm_status_alloca (&status) ; - if ((retval = snd_pcm_status (alsa_dev, status)) < 0) - fprintf (stderr, "alsa_out: xrun. can't determine length\n") ; - else if (snd_pcm_status_get_state (status) == SND_PCM_STATE_XRUN) - { struct timeval now, diff, tstamp ; - - gettimeofday (&now, 0) ; - snd_pcm_status_get_trigger_tstamp (status, &tstamp) ; - timersub (&now, &tstamp, &diff) ; - - fprintf (stderr, "alsa_write_float xrun: of at least %.3f msecs. resetting stream\n", - diff.tv_sec * 1000 + diff.tv_usec / 1000.0) ; - } - else - fprintf (stderr, "alsa_write_float: xrun. can't determine length\n") ; - } ; -#endif - - snd_pcm_prepare (alsa_dev) ; - break ; - - case -EBADFD : - fprintf (stderr, "alsa_write_float: Bad PCM state.n") ; - return 0 ; - break ; - - case -ESTRPIPE : - fprintf (stderr, "alsa_write_float: Suspend event.n") ; - return 0 ; - break ; - - case -EIO : - puts ("alsa_write_float: EIO") ; - return 0 ; - - default : - fprintf (stderr, "alsa_write_float: retval = %d\n", retval) ; - return 0 ; - break ; - } ; /* switch */ - } ; /* while */ - - return total ; -} /* alsa_write_float */ - -#endif /* HAVE_ALSA_ASOUNDLIB_H */ - -/*------------------------------------------------------------------------------ -** Linux/OSS functions for playing a sound. -*/ - -#if defined (__linux__) || defined (__FreeBSD_kernel__) || defined (__FreeBSD__) - -static int opensoundsys_open_device (int channels, int srate) ; - -static int -opensoundsys_play (int argc, char *argv []) -{ static short buffer [BUFFER_LEN] ; - SNDFILE *sndfile ; - SF_INFO sfinfo ; - int k, audio_device, readcount, writecount, subformat ; - - for (k = 1 ; k < argc ; k++) - { memset (&sfinfo, 0, sizeof (sfinfo)) ; - - printf ("Playing %s\n", argv [k]) ; - if (! (sndfile = sf_open (argv [k], SFM_READ, &sfinfo))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - if (sfinfo.channels < 1 || sfinfo.channels > 2) - { printf ("Error : channels = %d.\n", sfinfo.channels) ; - continue ; - } ; - - audio_device = opensoundsys_open_device (sfinfo.channels, sfinfo.samplerate) ; - - subformat = sfinfo.format & SF_FORMAT_SUBMASK ; - - if (subformat == SF_FORMAT_FLOAT || subformat == SF_FORMAT_DOUBLE) - { static float float_buffer [BUFFER_LEN] ; - double scale ; - int m ; - - sf_command (sndfile, SFC_CALC_SIGNAL_MAX, &scale, sizeof (scale)) ; - if (scale < 1e-10) - scale = 1.0 ; - else - scale = 32700.0 / scale ; - - while ((readcount = sf_read_float (sndfile, float_buffer, BUFFER_LEN))) - { for (m = 0 ; m < readcount ; m++) - buffer [m] = scale * float_buffer [m] ; - writecount = write (audio_device, buffer, readcount * sizeof (short)) ; - } ; - } - else - { while ((readcount = sf_read_short (sndfile, buffer, BUFFER_LEN))) - writecount = write (audio_device, buffer, readcount * sizeof (short)) ; - } ; - - if (ioctl (audio_device, SNDCTL_DSP_POST, 0) == -1) - perror ("ioctl (SNDCTL_DSP_POST) ") ; - - if (ioctl (audio_device, SNDCTL_DSP_SYNC, 0) == -1) - perror ("ioctl (SNDCTL_DSP_SYNC) ") ; - - close (audio_device) ; - - sf_close (sndfile) ; - } ; - - return writecount ; -} /* opensoundsys_play */ - -static int -opensoundsys_open_device (int channels, int srate) -{ int fd, stereo, fmt ; - - if ((fd = open ("/dev/dsp", O_WRONLY, 0)) == -1 && - (fd = open ("/dev/sound/dsp", O_WRONLY, 0)) == -1) - { perror ("opensoundsys_open_device : open ") ; - exit (1) ; - } ; - - stereo = 0 ; - if (ioctl (fd, SNDCTL_DSP_STEREO, &stereo) == -1) - { /* Fatal error */ - perror ("opensoundsys_open_device : stereo ") ; - exit (1) ; - } ; - - if (ioctl (fd, SNDCTL_DSP_RESET, 0)) - { perror ("opensoundsys_open_device : reset ") ; - exit (1) ; - } ; - - fmt = CPU_IS_BIG_ENDIAN ? AFMT_S16_BE : AFMT_S16_LE ; - if (ioctl (fd, SNDCTL_DSP_SETFMT, &fmt) != 0) - { perror ("opensoundsys_open_device : set format ") ; - exit (1) ; - } ; - - if (ioctl (fd, SNDCTL_DSP_CHANNELS, &channels) != 0) - { perror ("opensoundsys_open_device : channels ") ; - exit (1) ; - } ; - - if (ioctl (fd, SNDCTL_DSP_SPEED, &srate) != 0) - { perror ("opensoundsys_open_device : sample rate ") ; - exit (1) ; - } ; - - if (ioctl (fd, SNDCTL_DSP_SYNC, 0) != 0) - { perror ("opensoundsys_open_device : sync ") ; - exit (1) ; - } ; - - return fd ; -} /* opensoundsys_open_device */ - -#endif /* __linux__ */ - -/*------------------------------------------------------------------------------ -** Mac OS X functions for playing a sound. -*/ - -#if (defined (__MACH__) && defined (__APPLE__)) /* MacOSX */ - -typedef struct -{ AudioStreamBasicDescription format ; - - UInt32 buf_size ; - AudioDeviceID device ; - - SNDFILE *sndfile ; - SF_INFO sfinfo ; - - int fake_stereo ; - int done_playing ; -} MacOSXAudioData ; - -#include - -static OSStatus -macosx_audio_out_callback (AudioDeviceID device, const AudioTimeStamp* current_time, - const AudioBufferList* data_in, const AudioTimeStamp* time_in, - AudioBufferList* data_out, const AudioTimeStamp* time_out, - void* client_data) -{ MacOSXAudioData *audio_data ; - int size, sample_count, read_count, k ; - float *buffer ; - - /* Prevent compiler warnings. */ - device = device ; - current_time = current_time ; - data_in = data_in ; - time_in = time_in ; - time_out = time_out ; - - audio_data = (MacOSXAudioData*) client_data ; - - size = data_out->mBuffers [0].mDataByteSize ; - sample_count = size / sizeof (float) ; - - buffer = (float*) data_out->mBuffers [0].mData ; - - if (audio_data->fake_stereo != 0) - { read_count = sf_read_float (audio_data->sndfile, buffer, sample_count / 2) ; - - for (k = read_count - 1 ; k >= 0 ; k--) - { buffer [2 * k ] = buffer [k] ; - buffer [2 * k + 1] = buffer [k] ; - } ; - read_count *= 2 ; - } - else - read_count = sf_read_float (audio_data->sndfile, buffer, sample_count) ; - - /* Fill the remainder with zeroes. */ - if (read_count < sample_count) - { if (audio_data->fake_stereo == 0) - memset (&(buffer [read_count]), 0, (sample_count - read_count) * sizeof (float)) ; - /* Tell the main application to terminate. */ - audio_data->done_playing = SF_TRUE ; - } ; - - return noErr ; -} /* macosx_audio_out_callback */ - -static void -macosx_play (int argc, char *argv []) -{ MacOSXAudioData audio_data ; - OSStatus err ; - UInt32 count, buffer_size ; - int k ; - - audio_data.fake_stereo = 0 ; - audio_data.device = kAudioDeviceUnknown ; - - /* get the default output device for the HAL */ - count = sizeof (AudioDeviceID) ; - if ((err = AudioHardwareGetProperty (kAudioHardwarePropertyDefaultOutputDevice, - &count, (void *) &(audio_data.device))) != noErr) - { printf ("AudioHardwareGetProperty (kAudioDevicePropertyDefaultOutputDevice) failed.\n") ; - return ; - } ; - - /* get the buffersize that the default device uses for IO */ - count = sizeof (UInt32) ; - if ((err = AudioDeviceGetProperty (audio_data.device, 0, false, kAudioDevicePropertyBufferSize, - &count, &buffer_size)) != noErr) - { printf ("AudioDeviceGetProperty (kAudioDevicePropertyBufferSize) failed.\n") ; - return ; - } ; - - /* get a description of the data format used by the default device */ - count = sizeof (AudioStreamBasicDescription) ; - if ((err = AudioDeviceGetProperty (audio_data.device, 0, false, kAudioDevicePropertyStreamFormat, - &count, &(audio_data.format))) != noErr) - { printf ("AudioDeviceGetProperty (kAudioDevicePropertyStreamFormat) failed.\n") ; - return ; - } ; - - /* Base setup completed. Now play files. */ - for (k = 1 ; k < argc ; k++) - { printf ("Playing %s\n", argv [k]) ; - if (! (audio_data.sndfile = sf_open (argv [k], SFM_READ, &(audio_data.sfinfo)))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - if (audio_data.sfinfo.channels < 1 || audio_data.sfinfo.channels > 2) - { printf ("Error : channels = %d.\n", audio_data.sfinfo.channels) ; - continue ; - } ; - - audio_data.format.mSampleRate = audio_data.sfinfo.samplerate ; - - if (audio_data.sfinfo.channels == 1) - { audio_data.format.mChannelsPerFrame = 2 ; - audio_data.fake_stereo = 1 ; - } - else - audio_data.format.mChannelsPerFrame = audio_data.sfinfo.channels ; - - if ((err = AudioDeviceSetProperty (audio_data.device, NULL, 0, false, kAudioDevicePropertyStreamFormat, - sizeof (AudioStreamBasicDescription), &(audio_data.format))) != noErr) - { printf ("AudioDeviceSetProperty (kAudioDevicePropertyStreamFormat) failed.\n") ; - return ; - } ; - - /* we want linear pcm */ - if (audio_data.format.mFormatID != kAudioFormatLinearPCM) - return ; - - /* Fire off the device. */ - if ((err = AudioDeviceAddIOProc (audio_data.device, macosx_audio_out_callback, - (void *) &audio_data)) != noErr) - { printf ("AudioDeviceAddIOProc failed.\n") ; - return ; - } ; - - err = AudioDeviceStart (audio_data.device, macosx_audio_out_callback) ; - if (err != noErr) - return ; - - audio_data.done_playing = SF_FALSE ; - - while (audio_data.done_playing == SF_FALSE) - usleep (10 * 1000) ; /* 10 000 milliseconds. */ - - if ((err = AudioDeviceStop (audio_data.device, macosx_audio_out_callback)) != noErr) - { printf ("AudioDeviceStop failed.\n") ; - return ; - } ; - - err = AudioDeviceRemoveIOProc (audio_data.device, macosx_audio_out_callback) ; - if (err != noErr) - { printf ("AudioDeviceRemoveIOProc failed.\n") ; - return ; - } ; - - sf_close (audio_data.sndfile) ; - } ; - - return ; -} /* macosx_play */ - -#endif /* MacOSX */ - - -/*------------------------------------------------------------------------------ -** Win32 functions for playing a sound. -** -** This API sucks. Its needlessly complicated and is *WAY* too loose with -** passing pointers arounf in integers and and using char* pointers to -** point to data instead of short*. It plain sucks! -*/ - -#if (OS_IS_WIN32 == 1) - -#define WIN32_BUFFER_LEN (1<<15) - -typedef struct -{ HWAVEOUT hwave ; - WAVEHDR whdr [2] ; - - CRITICAL_SECTION mutex ; /* to control access to BuffersInUSe */ - HANDLE Event ; /* signal that a buffer is free */ - - short buffer [WIN32_BUFFER_LEN / sizeof (short)] ; - int current, bufferlen ; - int BuffersInUse ; - - SNDFILE *sndfile ; - SF_INFO sfinfo ; - - sf_count_t remaining ; -} Win32_Audio_Data ; - - -static void -win32_play_data (Win32_Audio_Data *audio_data) -{ int thisread, readcount ; - - /* fill a buffer if there is more data and we can read it sucessfully */ - readcount = (audio_data->remaining > audio_data->bufferlen) ? audio_data->bufferlen : (int) audio_data->remaining ; - - thisread = (int) sf_read_short (audio_data->sndfile, (short *) (audio_data->whdr [audio_data->current].lpData), readcount) ; - - audio_data->remaining -= thisread ; - - if (thisread > 0) - { /* Fix buffer length if this is only a partial block. */ - if (thisread < audio_data->bufferlen) - audio_data->whdr [audio_data->current].dwBufferLength = thisread * sizeof (short) ; - - /* Queue the WAVEHDR */ - waveOutWrite (audio_data->hwave, (LPWAVEHDR) &(audio_data->whdr [audio_data->current]), sizeof (WAVEHDR)) ; - - /* count another buffer in use */ - EnterCriticalSection (&audio_data->mutex) ; - audio_data->BuffersInUse ++ ; - LeaveCriticalSection (&audio_data->mutex) ; - - /* use the other buffer next time */ - audio_data->current = (audio_data->current + 1) % 2 ; - } ; - - return ; -} /* win32_play_data */ - -static void CALLBACK -win32_audio_out_callback (HWAVEOUT hwave, UINT msg, DWORD_PTR data, DWORD param1, DWORD param2) -{ Win32_Audio_Data *audio_data ; - - /* Prevent compiler warnings. */ - hwave = hwave ; - param1 = param2 ; - - if (data == 0) - return ; - - /* - ** I consider this technique of passing a pointer via an integer as - ** fundamentally broken but thats the way microsoft has defined the - ** interface. - */ - audio_data = (Win32_Audio_Data*) data ; - - /* let main loop know a buffer is free */ - if (msg == MM_WOM_DONE) - { EnterCriticalSection (&audio_data->mutex) ; - audio_data->BuffersInUse -- ; - LeaveCriticalSection (&audio_data->mutex) ; - SetEvent (audio_data->Event) ; - } ; - - return ; -} /* win32_audio_out_callback */ - -static void -win32_play (int argc, char *argv []) -{ Win32_Audio_Data audio_data ; - - WAVEFORMATEX wf ; - int k, error ; - - audio_data.sndfile = NULL ; - audio_data.hwave = 0 ; - - for (k = 1 ; k < argc ; k++) - { printf ("Playing %s\n", argv [k]) ; - - if (! (audio_data.sndfile = sf_open (argv [k], SFM_READ, &(audio_data.sfinfo)))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - audio_data.remaining = audio_data.sfinfo.frames * audio_data.sfinfo.channels ; - audio_data.current = 0 ; - - InitializeCriticalSection (&audio_data.mutex) ; - audio_data.Event = CreateEvent (0, FALSE, FALSE, 0) ; - - wf.nChannels = audio_data.sfinfo.channels ; - wf.wFormatTag = WAVE_FORMAT_PCM ; - wf.cbSize = 0 ; - wf.wBitsPerSample = 16 ; - - wf.nSamplesPerSec = audio_data.sfinfo.samplerate ; - - wf.nBlockAlign = audio_data.sfinfo.channels * sizeof (short) ; - - wf.nAvgBytesPerSec = wf.nBlockAlign * wf.nSamplesPerSec ; - - error = waveOutOpen (&(audio_data.hwave), WAVE_MAPPER, &wf, (DWORD_PTR) win32_audio_out_callback, - (DWORD_PTR) &audio_data, CALLBACK_FUNCTION) ; - if (error) - { puts ("waveOutOpen failed.") ; - audio_data.hwave = 0 ; - continue ; - } ; - - audio_data.whdr [0].lpData = (char*) audio_data.buffer ; - audio_data.whdr [1].lpData = ((char*) audio_data.buffer) + sizeof (audio_data.buffer) / 2 ; - - audio_data.whdr [0].dwBufferLength = sizeof (audio_data.buffer) / 2 ; - audio_data.whdr [1].dwBufferLength = sizeof (audio_data.buffer) / 2 ; - - audio_data.whdr [0].dwFlags = 0 ; - audio_data.whdr [1].dwFlags = 0 ; - - /* length of each audio buffer in samples */ - audio_data.bufferlen = sizeof (audio_data.buffer) / 2 / sizeof (short) ; - - /* Prepare the WAVEHDRs */ - if ((error = waveOutPrepareHeader (audio_data.hwave, &(audio_data.whdr [0]), sizeof (WAVEHDR)))) - { printf ("waveOutPrepareHeader [0] failed : %08X\n", error) ; - waveOutClose (audio_data.hwave) ; - continue ; - } ; - - if ((error = waveOutPrepareHeader (audio_data.hwave, &(audio_data.whdr [1]), sizeof (WAVEHDR)))) - { printf ("waveOutPrepareHeader [1] failed : %08X\n", error) ; - waveOutUnprepareHeader (audio_data.hwave, &(audio_data.whdr [0]), sizeof (WAVEHDR)) ; - waveOutClose (audio_data.hwave) ; - continue ; - } ; - - /* Fill up both buffers with audio data */ - audio_data.BuffersInUse = 0 ; - win32_play_data (&audio_data) ; - win32_play_data (&audio_data) ; - - /* loop until both buffers are released */ - while (audio_data.BuffersInUse > 0) - { - /* wait for buffer to be released */ - WaitForSingleObject (audio_data.Event, INFINITE) ; - - /* refill the buffer if there is more data to play */ - win32_play_data (&audio_data) ; - } ; - - waveOutUnprepareHeader (audio_data.hwave, &(audio_data.whdr [0]), sizeof (WAVEHDR)) ; - waveOutUnprepareHeader (audio_data.hwave, &(audio_data.whdr [1]), sizeof (WAVEHDR)) ; - - waveOutClose (audio_data.hwave) ; - audio_data.hwave = 0 ; - - DeleteCriticalSection (&audio_data.mutex) ; - - sf_close (audio_data.sndfile) ; - } ; - -} /* win32_play */ - -#endif /* Win32 */ - -/*------------------------------------------------------------------------------ -** OpenBDS's sndio. -*/ - -#if defined (HAVE_SNDIO_H) - -static void -sndio_play (int argc, char *argv []) -{ struct sio_hdl *hdl ; - struct sio_par par ; - short buffer [BUFFER_LEN] ; - SNDFILE *sndfile ; - SF_INFO sfinfo ; - int k, readcount ; - - for (k = 1 ; k < argc ; k++) - { printf ("Playing %s\n", argv [k]) ; - if (! (sndfile = sf_open (argv [k], SFM_READ, &sfinfo))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - if (sfinfo.channels < 1 || sfinfo.channels > 2) - { printf ("Error : channels = %d.\n", sfinfo.channels) ; - continue ; - } ; - - if ((hdl = sio_open (NULL, SIO_PLAY, 0)) == NULL) - { fprintf (stderr, "open sndio device failed") ; - return ; - } ; - - sio_initpar (&par) ; - par.rate = sfinfo.samplerate ; - par.pchan = sfinfo.channels ; - par.bits = 16 ; - par.sig = 1 ; - par.le = SIO_LE_NATIVE ; - - if (! sio_setpar (hdl, &par) || ! sio_getpar (hdl, &par)) - { fprintf (stderr, "set sndio params failed") ; - return ; - } ; - - if (! sio_start (hdl)) - { fprintf (stderr, "sndio start failed") ; - return ; - } ; - - while ((readcount = sf_read_short (sndfile, buffer, BUFFER_LEN))) - sio_write (hdl, buffer, readcount * sizeof (short)) ; - - sio_close (hdl) ; - } ; - - return ; -} /* sndio_play */ - -#endif /* sndio */ - -/*------------------------------------------------------------------------------ -** Solaris. -*/ - -#if (defined (sun) && defined (unix)) /* ie Solaris */ - -static void -solaris_play (int argc, char *argv []) -{ static short buffer [BUFFER_LEN] ; - audio_info_t audio_info ; - SNDFILE *sndfile ; - SF_INFO sfinfo ; - unsigned long delay_time ; - long k, start_count, output_count, write_count, read_count ; - int audio_fd, error, done ; - - for (k = 1 ; k < argc ; k++) - { printf ("Playing %s\n", argv [k]) ; - if (! (sndfile = sf_open (argv [k], SFM_READ, &sfinfo))) - { puts (sf_strerror (NULL)) ; - continue ; - } ; - - if (sfinfo.channels < 1 || sfinfo.channels > 2) - { printf ("Error : channels = %d.\n", sfinfo.channels) ; - continue ; - } ; - - /* open the audio device - write only, non-blocking */ - if ((audio_fd = open ("/dev/audio", O_WRONLY | O_NONBLOCK)) < 0) - { perror ("open (/dev/audio) failed") ; - return ; - } ; - - /* Retrive standard values. */ - AUDIO_INITINFO (&audio_info) ; - - audio_info.play.sample_rate = sfinfo.samplerate ; - audio_info.play.channels = sfinfo.channels ; - audio_info.play.precision = 16 ; - audio_info.play.encoding = AUDIO_ENCODING_LINEAR ; - audio_info.play.gain = AUDIO_MAX_GAIN ; - audio_info.play.balance = AUDIO_MID_BALANCE ; - - if ((error = ioctl (audio_fd, AUDIO_SETINFO, &audio_info))) - { perror ("ioctl (AUDIO_SETINFO) failed") ; - return ; - } ; - - /* Delay time equal to 1/4 of a buffer in microseconds. */ - delay_time = (BUFFER_LEN * 1000000) / (audio_info.play.sample_rate * 4) ; - - done = 0 ; - while (! done) - { read_count = sf_read_short (sndfile, buffer, BUFFER_LEN) ; - if (read_count < BUFFER_LEN) - { memset (&(buffer [read_count]), 0, (BUFFER_LEN - read_count) * sizeof (short)) ; - /* Tell the main application to terminate. */ - done = SF_TRUE ; - } ; - - start_count = 0 ; - output_count = BUFFER_LEN * sizeof (short) ; - - while (output_count > 0) - { /* write as much data as possible */ - write_count = write (audio_fd, &(buffer [start_count]), output_count) ; - if (write_count > 0) - { output_count -= write_count ; - start_count += write_count ; - } - else - { /* Give the audio output time to catch up. */ - usleep (delay_time) ; - } ; - } ; /* while (outpur_count > 0) */ - } ; /* while (! done) */ - - close (audio_fd) ; - } ; - - return ; -} /* solaris_play */ - -#endif /* Solaris */ - -/*============================================================================== -** Main function. -*/ - -int -main (int argc, char *argv []) -{ - if (argc < 2) - { - printf ("\nUsage : %s \n\n", program_name (argv [0])) ; - printf (" Using %s.\n\n", sf_version_string ()) ; -#if (OS_IS_WIN32 == 1) - printf ("This is a Unix style command line application which\n" - "should be run in a MSDOS box or Command Shell window.\n\n") ; - printf ("Sleeping for 5 seconds before exiting.\n\n") ; - - Sleep (5 * 1000) ; -#endif - return 1 ; - } ; - -#if defined (__linux__) - #if HAVE_ALSA_ASOUNDLIB_H - if (access ("/proc/asound/cards", R_OK) == 0) - alsa_play (argc, argv) ; - else - #endif - opensoundsys_play (argc, argv) ; -#elif defined (__FreeBSD_kernel__) || defined (__FreeBSD__) - opensoundsys_play (argc, argv) ; -#elif (defined (__MACH__) && defined (__APPLE__)) - macosx_play (argc, argv) ; -#elif defined HAVE_SNDIO_H - sndio_play (argc, argv) ; -#elif (defined (sun) && defined (unix)) - solaris_play (argc, argv) ; -#elif (OS_IS_WIN32 == 1) - win32_play (argc, argv) ; -#elif defined (__BEOS__) - printf ("This program cannot be compiled on BeOS.\n") ; - printf ("Instead, compile the file sfplay_beos.cpp.\n") ; - return 1 ; -#else - puts ("*** Playing sound not yet supported on this platform.") ; - puts ("*** Please feel free to submit a patch.") ; - return 1 ; -#endif - - return 0 ; -} /* main */ -