From 22c8cebb858012e4e9c551bb54456237e7597697 Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Thu, 16 Feb 2006 22:43:59 +0000 Subject: drop polyplib- prefix from client library files git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@492 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/polyp/polyplib-simple.c | 393 -------------------------------------------- 1 file changed, 393 deletions(-) delete mode 100644 src/polyp/polyplib-simple.c (limited to 'src/polyp/polyplib-simple.c') diff --git a/src/polyp/polyplib-simple.c b/src/polyp/polyplib-simple.c deleted file mode 100644 index 7436f007..00000000 --- a/src/polyp/polyplib-simple.c +++ /dev/null @@ -1,393 +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 Lesser 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 Lesser 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 -#include -#include - -#include "polyplib-simple.h" -#include "polyplib.h" -#include "mainloop.h" -#include -#include -#include - -struct pa_simple { - pa_mainloop *mainloop; - pa_context *context; - pa_stream *stream; - pa_stream_direction_t direction; - - int dead; - - void *read_data; - size_t read_index, read_length; - pa_usec_t latency; -}; - -static void read_callback(pa_stream *s, const void*data, size_t length, void *userdata); - -static int check_error(pa_simple *p, int *rerror) { - pa_context_state_t cst; - pa_stream_state_t sst; - assert(p); - - if ((cst = pa_context_get_state(p->context)) == PA_CONTEXT_FAILED) - goto fail; - - assert(cst != PA_CONTEXT_TERMINATED); - - if (p->stream) { - if ((sst = pa_stream_get_state(p->stream)) == PA_STREAM_FAILED) - goto fail; - - assert(sst != PA_STREAM_TERMINATED); - } - - return 0; - -fail: - if (rerror) - *rerror = pa_context_errno(p->context); - - p->dead = 1; - - return -1; -} - -static int iterate(pa_simple *p, int block, int *rerror) { - assert(p && p->context && p->mainloop); - - if (check_error(p, rerror) < 0) - return -1; - - if (!block && !pa_context_is_pending(p->context)) - return 0; - - do { - if (pa_mainloop_iterate(p->mainloop, 1, NULL) < 0) { - if (rerror) - *rerror = PA_ERROR_INTERNAL; - return -1; - } - - if (check_error(p, rerror) < 0) - return -1; - - } while (pa_context_is_pending(p->context)); - - - while (pa_mainloop_deferred_pending(p->mainloop)) { - - if (pa_mainloop_iterate(p->mainloop, 0, NULL) < 0) { - if (rerror) - *rerror = PA_ERROR_INTERNAL; - return -1; - } - - if (check_error(p, rerror) < 0) - return -1; - } - - return 0; -} - -pa_simple* pa_simple_new( - const char *server, - const char *name, - pa_stream_direction_t dir, - const char *dev, - const char *stream_name, - const pa_sample_spec *ss, - const pa_buffer_attr *attr, - int *rerror) { - - pa_simple *p; - int error = PA_ERROR_INTERNAL; - assert(ss && (dir == PA_STREAM_PLAYBACK || dir == PA_STREAM_RECORD)); - - p = pa_xmalloc(sizeof(pa_simple)); - p->context = NULL; - p->stream = NULL; - p->mainloop = pa_mainloop_new(); - assert(p->mainloop); - p->dead = 0; - p->direction = dir; - p->read_data = NULL; - p->read_index = p->read_length = 0; - p->latency = 0; - - if (!(p->context = pa_context_new(pa_mainloop_get_api(p->mainloop), name))) - goto fail; - - pa_context_connect(p->context, server, 1, NULL); - - /* Wait until the context is ready */ - while (pa_context_get_state(p->context) != PA_CONTEXT_READY) { - if (iterate(p, 1, &error) < 0) - goto fail; - } - - if (!(p->stream = pa_stream_new(p->context, stream_name, ss, NULL))) - goto fail; - - if (dir == PA_STREAM_PLAYBACK) - pa_stream_connect_playback(p->stream, dev, attr, 0, NULL); - else - pa_stream_connect_record(p->stream, dev, attr, 0); - - /* Wait until the stream is ready */ - while (pa_stream_get_state(p->stream) != PA_STREAM_READY) { - if (iterate(p, 1, &error) < 0) - goto fail; - } - - pa_stream_set_read_callback(p->stream, read_callback, p); - - return p; - -fail: - if (rerror) - *rerror = error; - pa_simple_free(p); - return NULL; -} - -void pa_simple_free(pa_simple *s) { - assert(s); - - pa_xfree(s->read_data); - - if (s->stream) - pa_stream_unref(s->stream); - - if (s->context) - pa_context_unref(s->context); - - if (s->mainloop) - pa_mainloop_free(s->mainloop); - - pa_xfree(s); -} - -int pa_simple_write(pa_simple *p, const void*data, size_t length, int *rerror) { - assert(p && data && p->direction == PA_STREAM_PLAYBACK); - - if (p->dead) { - if (rerror) - *rerror = pa_context_errno(p->context); - - return -1; - } - - while (length > 0) { - size_t l; - - while (!(l = pa_stream_writable_size(p->stream))) - if (iterate(p, 1, rerror) < 0) - return -1; - - if (l > length) - l = length; - - pa_stream_write(p->stream, data, l, NULL, 0); - data = (const uint8_t*) data + l; - length -= l; - } - - /* Make sure that no data is pending for write */ - if (iterate(p, 0, rerror) < 0) - return -1; - - return 0; -} - -static void read_callback(pa_stream *s, const void*data, size_t length, void *userdata) { - pa_simple *p = userdata; - assert(s && data && length && p); - - if (p->read_data) { - pa_log(__FILE__": Buffer overflow, dropping incoming memory blocks.\n"); - pa_xfree(p->read_data); - } - - p->read_data = pa_xmemdup(data, p->read_length = length); - p->read_index = 0; -} - -int pa_simple_read(pa_simple *p, void*data, size_t length, int *rerror) { - assert(p && data && p->direction == PA_STREAM_RECORD); - - if (p->dead) { - if (rerror) - *rerror = pa_context_errno(p->context); - - return -1; - } - - while (length > 0) { - if (p->read_data) { - size_t l = length; - - if (p->read_length <= l) - l = p->read_length; - - memcpy(data, (uint8_t*) p->read_data+p->read_index, l); - - data = (uint8_t*) data + l; - length -= l; - - p->read_index += l; - p->read_length -= l; - - if (!p->read_length) { - pa_xfree(p->read_data); - p->read_data = NULL; - p->read_index = 0; - } - - if (!length) - return 0; - - assert(!p->read_data); - } - - if (iterate(p, 1, rerror) < 0) - return -1; - } - - return 0; -} - -static void drain_or_flush_complete(pa_stream *s, int success, void *userdata) { - pa_simple *p = userdata; - assert(s && p); - if (!success) - p->dead = 1; -} - -int pa_simple_drain(pa_simple *p, int *rerror) { - pa_operation *o; - assert(p && p->direction == PA_STREAM_PLAYBACK); - - if (p->dead) { - if (rerror) - *rerror = pa_context_errno(p->context); - - return -1; - } - - o = pa_stream_drain(p->stream, drain_or_flush_complete, p); - - while (pa_operation_get_state(o) == PA_OPERATION_RUNNING) { - if (iterate(p, 1, rerror) < 0) { - pa_operation_cancel(o); - pa_operation_unref(o); - return -1; - } - } - - pa_operation_unref(o); - - if (p->dead && rerror) - *rerror = pa_context_errno(p->context); - - return p->dead ? -1 : 0; -} - -static void latency_complete(pa_stream *s, const pa_latency_info *l, void *userdata) { - pa_simple *p = userdata; - assert(s && p); - - if (!l) - p->dead = 1; - else { - int negative = 0; - p->latency = pa_stream_get_latency(s, l, &negative); - if (negative) - p->latency = 0; - } -} - -pa_usec_t pa_simple_get_playback_latency(pa_simple *p, int *rerror) { - pa_operation *o; - assert(p && p->direction == PA_STREAM_PLAYBACK); - - if (p->dead) { - if (rerror) - *rerror = pa_context_errno(p->context); - - return (pa_usec_t) -1; - } - - p->latency = 0; - o = pa_stream_get_latency_info(p->stream, latency_complete, p); - - while (pa_operation_get_state(o) == PA_OPERATION_RUNNING) { - - if (iterate(p, 1, rerror) < 0) { - pa_operation_cancel(o); - pa_operation_unref(o); - return -1; - } - } - - pa_operation_unref(o); - - if (p->dead && rerror) - *rerror = pa_context_errno(p->context); - - return p->dead ? (pa_usec_t) -1 : p->latency; -} - -int pa_simple_flush(pa_simple *p, int *rerror) { - pa_operation *o; - assert(p && p->direction == PA_STREAM_PLAYBACK); - - if (p->dead) { - if (rerror) - *rerror = pa_context_errno(p->context); - - return -1; - } - - o = pa_stream_flush(p->stream, drain_or_flush_complete, p); - - while (pa_operation_get_state(o) == PA_OPERATION_RUNNING) { - if (iterate(p, 1, rerror) < 0) { - pa_operation_cancel(o); - pa_operation_unref(o); - return -1; - } - } - - pa_operation_unref(o); - - if (p->dead && rerror) - *rerror = pa_context_errno(p->context); - - return p->dead ? -1 : 0; -} -- cgit