code.delx.au - pulseaudio/blob - polyp/polyplib-scache.c

   1 /* $Id$ */
   2
   3 /***
   4   This file is part of polypaudio.
   5
   6   polypaudio is free software; you can redistribute it and/or modify
   7   it under the terms of the GNU Lesser General Public License as published
   8   by the Free Software Foundation; either version 2 of the License,
   9   or (at your option) any later version.
  10
  11   polypaudio is distributed in the hope that it will be useful, but
  12   WITHOUT ANY WARRANTY; without even the implied warranty of
  13   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  14   General Public License for more details.
  15
  16   You should have received a copy of the GNU Lesser General Public License
  17   along with polypaudio; if not, write to the Free Software
  18   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
  19   USA.
  20 ***/
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <assert.h>
  27 #include <stdlib.h>
  28 #include <stdio.h>
  29 #include <string.h>
  30
  31 #include "polyplib-scache.h"
  32 #include "polyplib-internal.h"
  33 #include "pstream-util.h"
  34
  35 void pa_stream_connect_upload(struct pa_stream *s, size_t length) {
  36     struct pa_tagstruct *t;
  37     uint32_t tag;
  38
  39     assert(s && length);
  40
  41     pa_stream_ref(s);
  42
  43     s->state = PA_STREAM_CREATING;
  44     s->direction = PA_STREAM_UPLOAD;
  45
  46     t = pa_tagstruct_new(NULL, 0);
  47     pa_tagstruct_putu32(t, PA_COMMAND_CREATE_UPLOAD_STREAM);
  48     pa_tagstruct_putu32(t, tag = s->context->ctag++);
  49     pa_tagstruct_puts(t, s->name);
  50     pa_tagstruct_put_sample_spec(t, &s->sample_spec);
  51     pa_tagstruct_putu32(t, length);
  52     pa_pstream_send_tagstruct(s->context->pstream, t);
  53     pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_create_stream_callback, s);
  54
  55     pa_stream_unref(s);
  56 }
  57
  58 void pa_stream_finish_upload(struct pa_stream *s) {
  59     struct pa_tagstruct *t;
  60     uint32_t tag;
  61     assert(s);
  62
  63     if (!s->channel_valid || !s->context->state == PA_CONTEXT_READY)
  64         return;
  65
  66     pa_stream_ref(s);
  67
  68     t = pa_tagstruct_new(NULL, 0);
  69     assert(t);
  70
  71     pa_tagstruct_putu32(t, PA_COMMAND_FINISH_UPLOAD_STREAM);
  72     pa_tagstruct_putu32(t, tag = s->context->ctag++);
  73     pa_tagstruct_putu32(t, s->channel);
  74     pa_pstream_send_tagstruct(s->context->pstream, t);
  75     pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_stream_disconnect_callback, s);
  76
  77     pa_stream_unref(s);
  78 }
  79
  80 struct pa_operation * pa_context_play_sample(struct pa_context *c, const char *name, const char *dev, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
  81     struct pa_operation *o;
  82     struct pa_tagstruct *t;
  83     uint32_t tag;
  84     assert(c && name && *name && (!dev || *dev));
  85
  86     o = pa_operation_new(c, NULL);
  87     o->callback = cb;
  88     o->userdata = userdata;
  89
  90     if (!dev)
  91         dev = c->conf->default_sink;
  92
  93     t = pa_tagstruct_new(NULL, 0);
  94     assert(t);
  95     pa_tagstruct_putu32(t, PA_COMMAND_PLAY_SAMPLE);
  96     pa_tagstruct_putu32(t, tag = c->ctag++);
  97     pa_tagstruct_putu32(t, (uint32_t) -1);
  98     pa_tagstruct_puts(t, dev);
  99     pa_tagstruct_putu32(t, volume);
 100     pa_tagstruct_puts(t, name);
 101     pa_pstream_send_tagstruct(c->pstream, t);
 102     pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o);
 103
 104     return pa_operation_ref(o);
 105 }
 106
 107 struct pa_operation* pa_context_remove_sample(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata) {
 108     struct pa_operation *o;
 109     struct pa_tagstruct *t;
 110     uint32_t tag;
 111     assert(c && name);
 112
 113     o = pa_operation_new(c, NULL);
 114     o->callback = cb;
 115     o->userdata = userdata;
 116
 117     t = pa_tagstruct_new(NULL, 0);
 118     assert(t);
 119     pa_tagstruct_putu32(t, PA_COMMAND_REMOVE_SAMPLE);
 120     pa_tagstruct_putu32(t, tag = c->ctag++);
 121     pa_tagstruct_puts(t, name);
 122     pa_pstream_send_tagstruct(c->pstream, t);
 123     pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, o);
 124
 125     return pa_operation_ref(o);
 126 }
 127