From 41f6aea8fdbc744c13bc461056a2d694a5c4d06f Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Sat, 17 Jul 2004 14:12:30 +0000 Subject: rename src to polyp git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@90 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/alsa-util.c | 98 --------------------------------------------------------- 1 file changed, 98 deletions(-) delete mode 100644 src/alsa-util.c (limited to 'src/alsa-util.c') diff --git a/src/alsa-util.c b/src/alsa-util.c deleted file mode 100644 index 7f266df5..00000000 --- a/src/alsa-util.c +++ /dev/null @@ -1,98 +0,0 @@ -/* $Id$ */ - -/*** - This file is part of polypaudio. - - polypaudio is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published - by the Free Software Foundation; either version 2 of the License, - or (at your option) any later version. - - polypaudio is distributed in the hope that it will be useful, but - WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - General Public License for more details. - - You should have received a copy of the GNU General Public License - along with polypaudio; if not, write to the Free Software - Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - USA. -***/ - -#ifdef HAVE_CONFIG_H -#include -#endif - -#include - -#include "alsa-util.h" -#include "sample.h" - -int pa_alsa_set_hw_params(snd_pcm_t *pcm_handle, struct pa_sample_spec *ss, uint32_t *periods, snd_pcm_uframes_t *buffer_size) { - int ret = 0; - snd_pcm_hw_params_t *hwparams = NULL; - static const snd_pcm_format_t format_trans[] = { - [PA_SAMPLE_U8] = SND_PCM_FORMAT_U8, - [PA_SAMPLE_ALAW] = SND_PCM_FORMAT_A_LAW, - [PA_SAMPLE_ULAW] = SND_PCM_FORMAT_MU_LAW, - [PA_SAMPLE_S16LE] = SND_PCM_FORMAT_S16_LE, - [PA_SAMPLE_S16BE] = SND_PCM_FORMAT_S16_BE, - [PA_SAMPLE_FLOAT32LE] = SND_PCM_FORMAT_FLOAT_LE, - [PA_SAMPLE_FLOAT32BE] = SND_PCM_FORMAT_FLOAT_BE, - }; - - if (snd_pcm_hw_params_malloc(&hwparams) < 0 || - snd_pcm_hw_params_any(pcm_handle, hwparams) < 0 || - snd_pcm_hw_params_set_access(pcm_handle, hwparams, SND_PCM_ACCESS_RW_INTERLEAVED) < 0 || - snd_pcm_hw_params_set_format(pcm_handle, hwparams, format_trans[ss->format]) < 0 || - snd_pcm_hw_params_set_rate_near(pcm_handle, hwparams, &ss->rate, NULL) < 0 || - snd_pcm_hw_params_set_channels(pcm_handle, hwparams, ss->channels) < 0 || - snd_pcm_hw_params_set_periods_near(pcm_handle, hwparams, periods, NULL) < 0 || - snd_pcm_hw_params_set_buffer_size_near(pcm_handle, hwparams, buffer_size) < 0 || - snd_pcm_hw_params(pcm_handle, hwparams) < 0) { - ret = -1; - } - - if (hwparams) - snd_pcm_hw_params_free(hwparams); - return ret; -} - -int pa_create_io_sources(snd_pcm_t *pcm_handle, struct pa_mainloop_api* m, void ***io_sources, unsigned *n_io_sources, void (*cb)(struct pa_mainloop_api*a, void *id, int fd, enum pa_mainloop_api_io_events events, void *userdata), void *userdata) { - unsigned i; - struct pollfd *pfds, *ppfd; - void **ios; - assert(pcm_handle && m && io_sources && n_io_sources && cb); - - *n_io_sources = snd_pcm_poll_descriptors_count(pcm_handle); - - pfds = malloc(sizeof(struct pollfd) * *n_io_sources); - assert(pfds); - if (snd_pcm_poll_descriptors(pcm_handle, pfds, *n_io_sources) < 0) { - free(pfds); - return -1; - } - - *io_sources = malloc(sizeof(void*) * *n_io_sources); - assert(io_sources); - - for (i = 0, ios = *io_sources, ppfd = pfds; i < *n_io_sources; i++, ios++, ppfd++) { - *ios = m->source_io(m, ppfd->fd, - ((ppfd->events & POLLIN) ? PA_MAINLOOP_API_IO_EVENT_INPUT : 0) | - ((ppfd->events & POLLOUT) ? PA_MAINLOOP_API_IO_EVENT_OUTPUT : 0), cb, userdata); - assert(*ios); - } - - free(pfds); - return 0; -} - -void pa_free_io_sources(struct pa_mainloop_api* m, void **io_sources, unsigned n_io_sources) { - unsigned i; - void **ios; - assert(m && io_sources); - - for (ios = io_sources, i = 0; i < n_io_sources; i++, ios++) - m->cancel_io(m, *ios); - free(io_sources); -} -- cgit