diff options
Diffstat (limited to 'polyp/play-memchunk.c')
-rw-r--r-- | polyp/play-memchunk.c | 109 |
1 files changed, 0 insertions, 109 deletions
diff --git a/polyp/play-memchunk.c b/polyp/play-memchunk.c deleted file mode 100644 index c7a85454..00000000 --- a/polyp/play-memchunk.c +++ /dev/null @@ -1,109 +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 <config.h> -#endif - -#include <stdlib.h> -#include <assert.h> -#include <stdio.h> -#include <string.h> - -#include "play-memchunk.h" -#include "sink-input.h" -#include "xmalloc.h" - -#define PA_TYPEID_MEMCHUNK PA_TYPEID_MAKE('M', 'C', 'N', 'K') - -static void sink_input_kill(struct pa_sink_input *i) { - struct pa_memchunk *c; - assert(i && i->userdata); - c = i->userdata; - - pa_sink_input_disconnect(i); - pa_sink_input_unref(i); - - pa_memblock_unref(c->memblock); - pa_xfree(c); - -} - -static int sink_input_peek(struct pa_sink_input *i, struct pa_memchunk *chunk) { - struct pa_memchunk *c; - assert(i && chunk && i->userdata); - c = i->userdata; - - if (c->length <= 0) - return -1; - - assert(c->memblock && c->memblock->length); - *chunk = *c; - pa_memblock_ref(c->memblock); - - return 0; -} - -static void si_kill(struct pa_mainloop_api *m, void *i) { - sink_input_kill(i); -} - -static void sink_input_drop(struct pa_sink_input *i, const struct pa_memchunk*chunk, size_t length) { - struct pa_memchunk *c; - assert(i && length && i->userdata); - c = i->userdata; - - assert(!memcmp(chunk, c, sizeof(chunk))); - assert(length <= c->length); - - c->length -= length; - c->index += length; - - if (c->length <= 0) - pa_mainloop_api_once(i->sink->core->mainloop, si_kill, i); -} - -int pa_play_memchunk(struct pa_sink *sink, const char *name, const struct pa_sample_spec *ss, const struct pa_memchunk *chunk, pa_volume_t volume) { - struct pa_sink_input *si; - struct pa_memchunk *nchunk; - - assert(sink && chunk); - - if (volume <= 0) - return 0; - - if (!(si = pa_sink_input_new(sink, PA_TYPEID_MEMCHUNK, name, ss, 0, -1))) - return -1; - - si->volume = volume; - si->peek = sink_input_peek; - si->drop = sink_input_drop; - si->kill = sink_input_kill; - - si->userdata = nchunk = pa_xmalloc(sizeof(struct pa_memchunk)); - *nchunk = *chunk; - - pa_memblock_ref(chunk->memblock); - - pa_sink_notify(sink); - - return 0; -} |