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new features:

Browse source 
future cancellation
  corking
  flushing
for playback streams in native protocol


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@152 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-08-22 21:13:58 +00:00
parent ea4805a0fd
commit 41295bbf56
20 changed files with 309 additions and 129 deletions
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49
polyp/polyplib-stream.c
View file

@ -267,7 +267,7 @@ void pa_stream_connect_record(struct pa_stream *s, const char *dev, const struct
create_stream(s, dev, attr);
}
void pa_stream_write(struct pa_stream *s, const void *data, size_t length, void (*free_cb)(void *p)) {
void pa_stream_write(struct pa_stream *s, const void *data, size_t length, void (*free_cb)(void *p), size_t delta) {
struct pa_memchunk chunk;
assert(s && s->context && data && length && s->state == PA_STREAM_READY && s->ref >= 1);
@ -282,7 +282,7 @@ void pa_stream_write(struct pa_stream *s, const void *data, size_t length, void
chunk.index = 0;
chunk.length = length;
pa_pstream_send_memblock(s->context->pstream, s->channel, 0, &chunk);
pa_pstream_send_memblock(s->context->pstream, s->channel, delta, &chunk);
pa_memblock_unref(chunk.memblock);
if (length < s->requested_bytes)
@ -452,3 +452,48 @@ finish:
pa_operation_done(o);
pa_operation_unref(o);
}
struct pa_operation* pa_stream_cork(struct pa_stream *s, int b, void (*cb) (struct pa_stream*s, int success, void *userdata), void *userdata) {
struct pa_operation *o;
struct pa_tagstruct *t;
uint32_t tag;
assert(s && s->ref >= 1 && s->state == PA_STREAM_READY);
o = pa_operation_new(s->context, s);
assert(o);
o->callback = cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
assert(t);
pa_tagstruct_putu32(t, PA_COMMAND_CORK_PLAYBACK_STREAM);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);
pa_tagstruct_putu32(t, !!b);
pa_pstream_send_tagstruct(s->context->pstream, t);
pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_stream_simple_ack_callback, o);
return pa_operation_ref(o);
}
struct pa_operation* pa_stream_flush(struct pa_stream *s, void (*cb)(struct pa_stream *s, int success, void *userdata), void *userdata) {
struct pa_operation *o;
struct pa_tagstruct *t;
uint32_t tag;
assert(s && s->ref >= 1 && s->state == PA_STREAM_READY);
o = pa_operation_new(s->context, s);
assert(o);
o->callback = cb;
o->userdata = userdata;
t = pa_tagstruct_new(NULL, 0);
assert(t);
pa_tagstruct_putu32(t, PA_COMMAND_FLUSH_PLAYBACK_STREAM);
pa_tagstruct_putu32(t, tag = s->context->ctag++);
pa_tagstruct_putu32(t, s->channel);
pa_pstream_send_tagstruct(s->context->pstream, t);
pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_stream_simple_ack_callback, o);
return pa_operation_ref(o);
}