diff options
author | Sjoerd Simons <sjoerd@debian.org> | 2009-04-15 22:50:00 +0100 |
---|---|---|
committer | Sjoerd Simons <sjoerd@debian.org> | 2009-04-15 22:50:00 +0100 |
commit | 2333d7cffc05252fa3185ca126ef1ff0b5d73aa6 (patch) | |
tree | e2014ac84fbfcd8bda713784aa64edc4f061af93 /src/pulsecore/protocol-native.c | |
parent | 897e73dc49c7f4019450a21fec07d054d769d1dc (diff) |
Imported Upstream version 0.9.15
Diffstat (limited to 'src/pulsecore/protocol-native.c')
-rw-r--r-- | src/pulsecore/protocol-native.c | 647 |
1 files changed, 371 insertions, 276 deletions
diff --git a/src/pulsecore/protocol-native.c b/src/pulsecore/protocol-native.c index 50a9191..aecaf71 100644 --- a/src/pulsecore/protocol-native.c +++ b/src/pulsecore/protocol-native.c @@ -81,8 +81,20 @@ typedef struct record_stream { pa_source_output *source_output; pa_memblockq *memblockq; - size_t fragment_size; - pa_usec_t source_latency; + + pa_bool_t adjust_latency:1; + pa_bool_t early_requests:1; + + pa_buffer_attr buffer_attr; + + pa_atomic_t on_the_fly; + pa_usec_t configured_source_latency; + size_t drop_initial; + + /* Only updated after SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY */ + size_t on_the_fly_snapshot; + pa_usec_t current_monitor_latency; + pa_usec_t current_source_latency; } record_stream; PA_DECLARE_CLASS(record_stream); @@ -105,18 +117,24 @@ typedef struct playback_stream { pa_sink_input *sink_input; pa_memblockq *memblockq; + + pa_bool_t adjust_latency:1; + pa_bool_t early_requests:1; + pa_bool_t is_underrun:1; pa_bool_t drain_request:1; uint32_t drain_tag; uint32_t syncid; pa_atomic_t missing; - size_t minreq; - pa_usec_t sink_latency; + pa_usec_t configured_sink_latency; + pa_buffer_attr buffer_attr; /* Only updated after SINK_INPUT_MESSAGE_UPDATE_LATENCY */ int64_t read_index, write_index; size_t render_memblockq_length; + pa_usec_t current_sink_latency; + uint64_t playing_for, underrun_for; } playback_stream; PA_DECLARE_CLASS(playback_stream); @@ -174,13 +192,18 @@ struct pa_native_protocol { }; enum { + SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY = PA_SOURCE_OUTPUT_MESSAGE_MAX +}; + +enum { SINK_INPUT_MESSAGE_POST_DATA = PA_SINK_INPUT_MESSAGE_MAX, /* data from main loop to sink input */ SINK_INPUT_MESSAGE_DRAIN, /* disabled prebuf, get playback started. */ SINK_INPUT_MESSAGE_FLUSH, SINK_INPUT_MESSAGE_TRIGGER, SINK_INPUT_MESSAGE_SEEK, SINK_INPUT_MESSAGE_PREBUF_FORCE, - SINK_INPUT_MESSAGE_UPDATE_LATENCY + SINK_INPUT_MESSAGE_UPDATE_LATENCY, + SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR }; enum { @@ -188,7 +211,8 @@ enum { PLAYBACK_STREAM_MESSAGE_UNDERFLOW, PLAYBACK_STREAM_MESSAGE_OVERFLOW, PLAYBACK_STREAM_MESSAGE_DRAIN_ACK, - PLAYBACK_STREAM_MESSAGE_STARTED + PLAYBACK_STREAM_MESSAGE_STARTED, + PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH }; enum { @@ -203,7 +227,7 @@ enum { static int sink_input_pop_cb(pa_sink_input *i, size_t length, pa_memchunk *chunk); static void sink_input_kill_cb(pa_sink_input *i); static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend); -static void sink_input_moved_cb(pa_sink_input *i); +static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest); static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes); static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes); static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes); @@ -215,11 +239,12 @@ static void playback_stream_request_bytes(struct playback_stream*s); static void source_output_kill_cb(pa_source_output *o); static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk); static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend); -static void source_output_moved_cb(pa_source_output *o); +static void source_output_moving_cb(pa_source_output *o, pa_source *dest); static pa_usec_t source_output_get_latency_cb(pa_source_output *o); static void source_output_send_event_cb(pa_source_output *o, const char *event, pa_proplist *pl); static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk); +static int source_output_process_msg(pa_msgobject *o, int code, void *userdata, int64_t offset, pa_memchunk *chunk); static void command_exit(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); @@ -360,6 +385,7 @@ static const pa_pdispatch_cb_t command_table[PA_COMMAND_MAX] = { /* structure management */ +/* Called from main context */ static void upload_stream_unlink(upload_stream *s) { pa_assert(s); @@ -371,6 +397,7 @@ static void upload_stream_unlink(upload_stream *s) { upload_stream_unref(s); } +/* Called from main context */ static void upload_stream_free(pa_object *o) { upload_stream *s = UPLOAD_STREAM(o); pa_assert(s); @@ -388,6 +415,7 @@ static void upload_stream_free(pa_object *o) { pa_xfree(s); } +/* Called from main context */ static upload_stream* upload_stream_new( pa_native_connection *c, const pa_sample_spec *ss, @@ -420,6 +448,7 @@ static upload_stream* upload_stream_new( return s; } +/* Called from main context */ static void record_stream_unlink(record_stream *s) { pa_assert(s); @@ -437,6 +466,7 @@ static void record_stream_unlink(record_stream *s) { record_stream_unref(s); } +/* Called from main context */ static void record_stream_free(pa_object *o) { record_stream *s = RECORD_STREAM(o); pa_assert(s); @@ -447,6 +477,7 @@ static void record_stream_free(pa_object *o) { pa_xfree(s); } +/* Called from main context */ static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { record_stream *s = RECORD_STREAM(o); record_stream_assert_ref(s); @@ -458,6 +489,10 @@ static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, i case RECORD_STREAM_MESSAGE_POST_DATA: + /* We try to keep up to date with how many bytes are + * currently on the fly */ + pa_atomic_sub(&s->on_the_fly, chunk->length); + if (pa_memblockq_push_align(s->memblockq, chunk) < 0) { /* pa_log_warn("Failed to push data into output queue."); */ return -1; @@ -472,35 +507,34 @@ static int record_stream_process_msg(pa_msgobject *o, int code, void*userdata, i return 0; } -static void fix_record_buffer_attr_pre( - record_stream *s, - pa_bool_t adjust_latency, - pa_bool_t early_requests, - uint32_t *maxlength, - uint32_t *fragsize) { +/* Called from main context */ +static void fix_record_buffer_attr_pre(record_stream *s) { size_t frame_size; pa_usec_t orig_fragsize_usec, fragsize_usec, source_usec; pa_assert(s); - pa_assert(maxlength); - pa_assert(fragsize); + + /* This function will be called from the main thread, before as + * well as after the source output has been activated using + * pa_source_output_put()! That means it may not touch any + * ->thread_info data! */ frame_size = pa_frame_size(&s->source_output->sample_spec); - if (*maxlength == (uint32_t) -1 || *maxlength > MAX_MEMBLOCKQ_LENGTH) - *maxlength = MAX_MEMBLOCKQ_LENGTH; - if (*maxlength <= 0) - *maxlength = (uint32_t) frame_size; + if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH) + s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH; + if (s->buffer_attr.maxlength <= 0) + s->buffer_attr.maxlength = (uint32_t) frame_size; - if (*fragsize == (uint32_t) -1) - *fragsize = (uint32_t) pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC*PA_USEC_PER_MSEC, &s->source_output->sample_spec); - if (*fragsize <= 0) - *fragsize = (uint32_t) frame_size; + if (s->buffer_attr.fragsize == (uint32_t) -1) + s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(DEFAULT_FRAGSIZE_MSEC*PA_USEC_PER_MSEC, &s->source_output->sample_spec); + if (s->buffer_attr.fragsize <= 0) + s->buffer_attr.fragsize = (uint32_t) frame_size; - orig_fragsize_usec = fragsize_usec = pa_bytes_to_usec(*fragsize, &s->source_output->sample_spec); + orig_fragsize_usec = fragsize_usec = pa_bytes_to_usec(s->buffer_attr.fragsize, &s->source_output->sample_spec); - if (early_requests) { + if (s->early_requests) { /* In early request mode we need to emulate the classic * fragment-based playback model. We do this setting the source @@ -508,7 +542,7 @@ static void fix_record_buffer_attr_pre( source_usec = fragsize_usec; - } else if (adjust_latency) { + } else if (s->adjust_latency) { /* So, the user asked us to adjust the latency according to * what the source can provide. Half the latency will be @@ -522,73 +556,69 @@ static void fix_record_buffer_attr_pre( /* Ok, the user didn't ask us to adjust the latency, hence we * don't */ - source_usec = 0; + source_usec = (pa_usec_t) -1; } - if (source_usec > 0) - s->source_latency = pa_source_output_set_requested_latency(s->source_output, source_usec); + if (source_usec != (pa_usec_t) -1) + s->configured_source_latency = pa_source_output_set_requested_latency(s->source_output, source_usec); else - s->source_latency = 0; + s->configured_source_latency = 0; - if (early_requests) { + if (s->early_requests) { /* Ok, we didn't necessarily get what we were asking for, so * let's tell the user */ - fragsize_usec = s->source_latency; + fragsize_usec = s->configured_source_latency; - } else if (adjust_latency) { + } else if (s->adjust_latency) { /* Now subtract what we actually got */ - if (fragsize_usec >= s->source_latency*2) - fragsize_usec -= s->source_latency; + if (fragsize_usec >= s->configured_source_latency*2) + fragsize_usec -= s->configured_source_latency; else - fragsize_usec = s->source_latency; + fragsize_usec = s->configured_source_latency; } if (pa_usec_to_bytes(orig_fragsize_usec, &s->source_output->sample_spec) != pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec)) - *fragsize = (uint32_t) pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec); + s->buffer_attr.fragsize = (uint32_t) pa_usec_to_bytes(fragsize_usec, &s->source_output->sample_spec); - if (*fragsize <= 0) - *fragsize = (uint32_t) frame_size; + if (s->buffer_attr.fragsize <= 0) + s->buffer_attr.fragsize = (uint32_t) frame_size; } -static void fix_record_buffer_attr_post( - record_stream *s, - uint32_t *maxlength, - uint32_t *fragsize) { - +/* Called from main context */ +static void fix_record_buffer_attr_post(record_stream *s) { size_t base; pa_assert(s); - pa_assert(maxlength); - pa_assert(fragsize); - *maxlength = (uint32_t) pa_memblockq_get_maxlength(s->memblockq); + /* This function will be called from the main thread, before as + * well as after the source output has been activated using + * pa_source_output_put()! That means it may not touch and + * ->thread_info data! */ base = pa_frame_size(&s->source_output->sample_spec); - s->fragment_size = (*fragsize/base)*base; - if (s->fragment_size <= 0) - s->fragment_size = base; + s->buffer_attr.fragsize = (s->buffer_attr.fragsize/base)*base; + if (s->buffer_attr.fragsize <= 0) + s->buffer_attr.fragsize = base; - if (s->fragment_size > *maxlength) - s->fragment_size = *maxlength; - - *fragsize = (uint32_t) s->fragment_size; + if (s->buffer_attr.fragsize > s->buffer_attr.maxlength) + s->buffer_attr.fragsize = s->buffer_attr.maxlength; } +/* Called from main context */ static record_stream* record_stream_new( pa_native_connection *c, pa_source *source, pa_sample_spec *ss, pa_channel_map *map, pa_bool_t peak_detect, - uint32_t *maxlength, - uint32_t *fragsize, + pa_buffer_attr *attr, pa_source_output_flags_t flags, pa_proplist *p, pa_bool_t adjust_latency, @@ -603,7 +633,6 @@ static record_stream* record_stream_new( pa_assert(c); pa_assert(ss); - pa_assert(maxlength); pa_assert(p); pa_assert(ret); @@ -632,20 +661,25 @@ static record_stream* record_stream_new( s->parent.process_msg = record_stream_process_msg; s->connection = c; s->source_output = source_output; + s->buffer_attr = *attr; + s->adjust_latency = adjust_latency; + s->early_requests = early_requests; + pa_atomic_store(&s->on_the_fly, 0); + s->source_output->parent.process_msg = source_output_process_msg; s->source_output->push = source_output_push_cb; s->source_output->kill = source_output_kill_cb; s->source_output->get_latency = source_output_get_latency_cb; - s->source_output->moved = source_output_moved_cb; + s->source_output->moving = source_output_moving_cb; s->source_output->suspend = source_output_suspend_cb; s->source_output->send_event = source_output_send_event_cb; s->source_output->userdata = s; - fix_record_buffer_attr_pre(s, adjust_latency, early_requests, maxlength, fragsize); + fix_record_buffer_attr_pre(s); s->memblockq = pa_memblockq_new( 0, - *maxlength, + s->buffer_attr.maxlength, 0, base = pa_frame_size(&source_output->sample_spec), 1, @@ -653,7 +687,8 @@ static record_stream* record_stream_new( 0, NULL); - fix_record_buffer_attr_post(s, maxlength, fragsize); + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); + fix_record_buffer_attr_post(s); *ss = s->source_output->sample_spec; *map = s->source_output->channel_map; @@ -661,14 +696,15 @@ static record_stream* record_stream_new( pa_idxset_put(c->record_streams, s, &s->index); pa_log_info("Final latency %0.2f ms = %0.2f ms + %0.2f ms", - ((double) pa_bytes_to_usec(s->fragment_size, &source_output->sample_spec) + (double) s->source_latency) / PA_USEC_PER_MSEC, - (double) pa_bytes_to_usec(s->fragment_size, &source_output->sample_spec) / PA_USEC_PER_MSEC, - (double) s->source_latency / PA_USEC_PER_MSEC); + ((double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) + (double) s->configured_source_latency) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(s->buffer_attr.fragsize, &source_output->sample_spec) / PA_USEC_PER_MSEC, + (double) s->configured_source_latency / PA_USEC_PER_MSEC); pa_source_output_put(s->source_output); return s; } +/* Called from main context */ static void record_stream_send_killed(record_stream *r) { pa_tagstruct *t; record_stream_assert_ref(r); @@ -680,6 +716,7 @@ static void record_stream_send_killed(record_stream *r) { pa_pstream_send_tagstruct(r->connection->pstream, t); } +/* Called from main context */ static void playback_stream_unlink(playback_stream *s) { pa_assert(s); @@ -700,6 +737,7 @@ static void playback_stream_unlink(playback_stream *s) { playback_stream_unref(s); } +/* Called from main context */ static void playback_stream_free(pa_object* o) { playback_stream *s = PLAYBACK_STREAM(o); pa_assert(s); @@ -710,6 +748,7 @@ static void playback_stream_free(pa_object* o) { pa_xfree(s); } +/* Called from main context */ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { playback_stream *s = PLAYBACK_STREAM(o); playback_stream_assert_ref(s); @@ -720,24 +759,21 @@ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, switch (code) { case PLAYBACK_STREAM_MESSAGE_REQUEST_DATA: { pa_tagstruct *t; - uint32_t l = 0; + int l = 0; for (;;) { - if ((l = (uint32_t) pa_atomic_load(&s->missing)) <= 0) - break; + if ((l = pa_atomic_load(&s->missing)) <= 0) + return 0; - if (pa_atomic_cmpxchg(&s->missing, (int) l, 0)) + if (pa_atomic_cmpxchg(&s->missing, l, 0)) break; } - if (l <= 0) - break; - t = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(t, PA_COMMAND_REQUEST); pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ pa_tagstruct_putu32(t, s->index); - pa_tagstruct_putu32(t, l); + pa_tagstruct_putu32(t, (uint32_t) l); pa_pstream_send_tagstruct(s->connection->pstream, t); /* pa_log("Requesting %lu bytes", (unsigned long) l); */ @@ -775,7 +811,7 @@ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, if (s->connection->version >= 13) { pa_tagstruct *t; - /* Notify the user we're overflowed*/ + /* Notify the user we started playback */ t = pa_tagstruct_new(NULL, 0); pa_tagstruct_putu32(t, PA_COMMAND_STARTED); pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ @@ -788,67 +824,79 @@ static int playback_stream_process_msg(pa_msgobject *o, int code, void*userdata, case PLAYBACK_STREAM_MESSAGE_DRAIN_ACK: pa_pstream_send_simple_ack(s->connection->pstream, PA_PTR_TO_UINT(userdata)); break; + + case PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH: { + pa_tagstruct *t; + + s->buffer_attr.tlength = (uint32_t) offset; + + t = pa_tagstruct_new(NULL, 0); + pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_BUFFER_ATTR_CHANGED); + pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ + pa_tagstruct_putu32(t, s->index); + pa_tagstruct_putu32(t, s->buffer_attr.maxlength); + pa_tagstruct_putu32(t, s->buffer_attr.tlength); + pa_tagstruct_putu32(t, s->buffer_attr.prebuf); + pa_tagstruct_putu32(t, s->buffer_attr.minreq); + pa_tagstruct_put_usec(t, s->configured_sink_latency); + pa_pstream_send_tagstruct(s->connection->pstream, t); + + break; + } } return 0; } -static void fix_playback_buffer_attr_pre( - playback_stream *s, - pa_bool_t adjust_latency, - pa_bool_t early_requests, - uint32_t *maxlength, - uint32_t *tlength, - uint32_t* prebuf, - uint32_t* minreq) { - - size_t frame_size; +/* Called from main context */ +static void fix_playback_buffer_attr(playback_stream *s) { + size_t frame_size, max_prebuf; pa_usec_t orig_tlength_usec, tlength_usec, orig_minreq_usec, minreq_usec, sink_usec; pa_assert(s); - pa_assert(maxlength); - pa_assert(tlength); - pa_assert(prebuf); - pa_assert(minreq); + + /* This function will be called from the main thread, before as + * well as after the sink input has been activated using + * pa_sink_input_put()! That means it may not touch any + * ->thread_info data, such as the memblockq! */ frame_size = pa_frame_size(&s->sink_input->sample_spec); - if (*maxlength == (uint32_t) -1 || *maxlength > MAX_MEMBLOCKQ_LENGTH) - *maxlength = MAX_MEMBLOCKQ_LENGTH; - if (*maxlength <= 0) - *maxlength = (uint32_t) frame_size; + if (s->buffer_attr.maxlength == (uint32_t) -1 || s->buffer_attr.maxlength > MAX_MEMBLOCKQ_LENGTH) + s->buffer_attr.maxlength = MAX_MEMBLOCKQ_LENGTH; + if (s->buffer_attr.maxlength <= 0) + s->buffer_attr.maxlength = (uint32_t) frame_size; - if (*tlength == (uint32_t) -1) - *tlength = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_TLENGTH_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); - if (*tlength <= 0) - *tlength = (uint32_t) frame_size; + if (s->buffer_attr.tlength == (uint32_t) -1) + s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_TLENGTH_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); + if (s->buffer_attr.tlength <= 0) + s->buffer_attr.tlength = (uint32_t) frame_size; - if (*minreq == (uint32_t) -1) - *minreq = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_PROCESS_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); - if (*minreq <= 0) - *minreq = (uint32_t) frame_size; + if (s->buffer_attr.minreq == (uint32_t) -1) + s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes_round_up(DEFAULT_PROCESS_MSEC*PA_USEC_PER_MSEC, &s->sink_input->sample_spec); + if (s->buffer_attr.minreq <= 0) + s->buffer_attr.minreq = (uint32_t) frame_size; - if (*tlength < *minreq+frame_size) - *tlength = *minreq+(uint32_t) frame_size; + if (s->buffer_attr.tlength < s->buffer_attr.minreq+frame_size) + s->buffer_attr.tlength = s->buffer_attr.minreq+(uint32_t) frame_size; - orig_tlength_usec = tlength_usec = pa_bytes_to_usec(*tlength, &s->sink_input->sample_spec); - orig_minreq_usec = minreq_usec = pa_bytes_to_usec(*minreq, &s->sink_input->sample_spec); + orig_tlength_usec = tlength_usec = pa_bytes_to_usec(s->buffer_attr.tlength, &s->sink_input->sample_spec); + orig_minreq_usec = minreq_usec = pa_bytes_to_usec(s->buffer_attr.minreq, &s->sink_input->sample_spec); pa_log_info("Requested tlength=%0.2f ms, minreq=%0.2f ms", (double) tlength_usec / PA_USEC_PER_MSEC, (double) minreq_usec / PA_USEC_PER_MSEC); - if (early_requests) { + if (s->early_requests) { /* In early request mode we need to emulate the classic * fragment-based playback model. We do this setting the sink * latency to the fragment size. */ sink_usec = minreq_usec; - pa_log_debug("Early requests mode enabled, configuring sink latency to minreq."); - } else if (adjust_latency) { + } else if (s->adjust_latency) { /* So, the user asked us to adjust the latency of the stream * buffer according to the what the sink can provide. The @@ -888,80 +936,60 @@ static void fix_playback_buffer_attr_pre( pa_log_debug("Traditional mode enabled, modifying sink usec only for compat with minreq."); } - s->sink_latency = pa_sink_input_set_requested_latency(s->sink_input, sink_usec); + s->configured_sink_latency = pa_sink_input_set_requested_latency(s->sink_input, sink_usec); - if (early_requests) { + if (s->early_requests) { /* Ok, we didn't necessarily get what we were asking for, so * let's tell the user */ - minreq_usec = s->sink_latency; + minreq_usec = s->configured_sink_latency; - } else if (adjust_latency) { + } else if (s->adjust_latency) { /* Ok, we didn't necessarily get what we were asking for, so * let's subtract from what we asked for for the remaining * buffer space */ - if (tlength_usec >= s->sink_latency) - tlength_usec -= s->sink_latency; + if (tlength_usec >= s->configured_sink_latency) + tlength_usec -= s->configured_sink_latency; } /* FIXME: This is actually larger than necessary, since not all of * the sink latency is actually rewritable. */ - if (tlength_usec < s->sink_latency + 2*minreq_usec) - tlength_usec = s->sink_latency + 2*minreq_usec; + if (tlength_usec < s->configured_sink_latency + 2*minreq_usec) + tlength_usec = s->configured_sink_latency + 2*minreq_usec; if (pa_usec_to_bytes_round_up(orig_tlength_usec, &s->sink_input->sample_spec) != pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec)) - *tlength = (uint32_t) pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec); + s->buffer_attr.tlength = (uint32_t) pa_usec_to_bytes_round_up(tlength_usec, &s->sink_input->sample_spec); if (pa_usec_to_bytes(orig_minreq_usec, &s->sink_input->sample_spec) != pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec)) - *minreq = (uint32_t) pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec); + s->buffer_attr.minreq = (uint32_t) pa_usec_to_bytes(minreq_usec, &s->sink_input->sample_spec); - if (*minreq <= 0) { - *minreq = (uint32_t) frame_size; - *tlength += (uint32_t) frame_size*2; + if (s->buffer_attr.minreq <= 0) { + s->buffer_attr.minreq = (uint32_t) frame_size; + s->buffer_attr.tlength += (uint32_t) frame_size*2; } - if (*tlength <= *minreq) - *tlength = *minreq*2 + (uint32_t) frame_size; - - if (*prebuf == (uint32_t) -1 || *prebuf > *tlength) - *prebuf = *tlength; -} - -static void fix_playback_buffer_attr_post( - playback_stream *s, - uint32_t *maxlength, - uint32_t *tlength, - uint32_t* prebuf, - uint32_t* minreq) { - - pa_assert(s); - pa_assert(maxlength); - pa_assert(tlength); - pa_assert(prebuf); - pa_assert(minreq); + if (s->buffer_attr.tlength <= s->buffer_attr.minreq) + s->buffer_attr.tlength = s->buffer_attr.minreq*2 + (uint32_t) frame_size; - *maxlength = (uint32_t) pa_memblockq_get_maxlength(s->memblockq); - *tlength = (uint32_t) pa_memblockq_get_tlength(s->memblockq); - *prebuf = (uint32_t) pa_memblockq_get_prebuf(s->memblockq); - *minreq = (uint32_t) pa_memblockq_get_minreq(s->memblockq); + max_prebuf = s->buffer_attr.tlength + (uint32_t)frame_size - s->buffer_attr.minreq; - s->minreq = *minreq; + if (s->buffer_attr.prebuf == (uint32_t) -1 || + s->buffer_attr.prebuf > max_prebuf) + s->buffer_attr.prebuf = max_prebuf; } +/* Called from main context */ static playback_stream* playback_stream_new( pa_native_connection *c, pa_sink *sink, pa_sample_spec *ss, pa_channel_map *map, - uint32_t *maxlength, - uint32_t *tlength, - uint32_t *prebuf, - uint32_t *minreq, + pa_buffer_attr *a, pa_cvolume *volume, pa_bool_t muted, pa_bool_t muted_set, @@ -982,10 +1010,6 @@ static playback_stream* playback_stream_new( pa_assert(c); pa_assert(ss); - pa_assert(maxlength); - pa_assert(tlength); - pa_assert(prebuf); - pa_assert(minreq); pa_assert(missing); pa_assert(p); pa_assert(ret); @@ -1042,6 +1066,9 @@ static playback_stream* playback_stream_new( s->is_underrun = TRUE; s->drain_request = FALSE; pa_atomic_store(&s->missing, 0); + s->buffer_attr = *a; + s->adjust_latency = adjust_latency; + s->early_requests = early_requests; s->sink_input->parent.process_msg = sink_input_process_msg; s->sink_input->pop = sink_input_pop_cb; @@ -1049,28 +1076,28 @@ static playback_stream* playback_stream_new( s->sink_input->update_max_rewind = sink_input_update_max_rewind_cb; s->sink_input->update_max_request = sink_input_update_max_request_cb; s->sink_input->kill = sink_input_kill_cb; - s->sink_input->moved = sink_input_moved_cb; + s->sink_input->moving = sink_input_moving_cb; s->sink_input->suspend = sink_input_suspend_cb; s->sink_input->send_event = sink_input_send_event_cb; s->sink_input->userdata = s; start_index = ssync ? pa_memblockq_get_read_index(ssync->memblockq) : 0; - fix_playback_buffer_attr_pre(s, adjust_latency, early_requests, maxlength, tlength, prebuf, minreq); - pa_sink_input_get_silence(sink_input, &silence); + fix_playback_buffer_attr(s); + pa_sink_input_get_silence(sink_input, &silence); s->memblockq = pa_memblockq_new( start_index, - *maxlength, - *tlength, + s->buffer_attr.maxlength, + s->buffer_attr.tlength, pa_frame_size(&sink_input->sample_spec), - *prebuf, - *minreq, + s->buffer_attr.prebuf, + s->buffer_attr.minreq, 0, &silence); - pa_memblock_unref(silence.memblock); - fix_playback_buffer_attr_post(s, maxlength, tlength, prebuf, minreq); + + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); *missing = (uint32_t) pa_memblockq_pop_missing(s->memblockq); @@ -1080,18 +1107,19 @@ static playback_stream* playback_stream_new( pa_idxset_put(c->output_streams, s, &s->index); pa_log_info("Final latency %0.2f ms = %0.2f ms + 2*%0.2f ms + %0.2f ms", - ((double) pa_bytes_to_usec(*tlength, &sink_input->sample_spec) + (double) s->sink_latency) / PA_USEC_PER_MSEC, - (double) pa_bytes_to_usec(*tlength-*minreq*2, &sink_input->sample_spec) / PA_USEC_PER_MSEC, - (double) pa_bytes_to_usec(*minreq, &sink_input->sample_spec) / PA_USEC_PER_MSEC, - (double) s->sink_latency / PA_USEC_PER_MSEC); + ((double) pa_bytes_to_usec(s->buffer_attr.tlength, &sink_input->sample_spec) + (double) s->configured_sink_latency) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(s->buffer_attr.tlength-s->buffer_attr.minreq*2, &sink_input->sample_spec) / PA_USEC_PER_MSEC, + (double) pa_bytes_to_usec(s->buffer_attr.minreq, &sink_input->sample_spec) / PA_USEC_PER_MSEC, + (double) s->configured_sink_latency / PA_USEC_PER_MSEC); pa_sink_input_put(s->sink_input); return s; } -/* Called from thread context */ +/* Called from IO context */ static void playback_stream_request_bytes(playback_stream *s) { - size_t m, previous_missing; + size_t m, minreq; + int previous_missing; playback_stream_assert_ref(s); @@ -1102,14 +1130,16 @@ static void playback_stream_request_bytes(playback_stream *s) { /* pa_log("request_bytes(%lu)", (unsigned long) m); */ - previous_missing = (size_t) pa_atomic_add(&s->missing, (int) m); + previous_missing = pa_atomic_add(&s->missing, (int) m); + minreq = pa_memblockq_get_minreq(s->memblockq); if (pa_memblockq_prebuf_active(s->memblockq) || - (previous_missing < s->minreq && previous_missing+m >= s->minreq)) + (previous_missing < (int) minreq && previous_missing + (int) m >= (int) minreq)) pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_REQUEST_DATA, NULL, 0, NULL, NULL); } +/* Called from main context */ static void playback_stream_send_killed(playback_stream *p) { pa_tagstruct *t; playback_stream_assert_ref(p); @@ -1121,6 +1151,7 @@ static void playback_stream_send_killed(playback_stream *p) { pa_pstream_send_tagstruct(p->connection->pstream, t); } +/* Called from main context */ static int native_connection_process_msg(pa_msgobject *o, int code, void*userdata, int64_t offset, pa_memchunk *chunk) { pa_native_connection *c = PA_NATIVE_CONNECTION(o); pa_native_connection_assert_ref(c); @@ -1142,6 +1173,7 @@ static int native_connection_process_msg(pa_msgobject *o, int code, void*userdat return 0; } +/* Called from main context */ static void native_connection_unlink(pa_native_connection *c) { record_stream *r; output_stream *o; @@ -1181,6 +1213,7 @@ static void native_connection_unlink(pa_native_connection *c) { pa_native_connection_unref(c); } +/* Called from main context */ static void native_connection_free(pa_object *o) { pa_native_connection *c = PA_NATIVE_CONNECTION(o); @@ -1198,6 +1231,7 @@ static void native_connection_free(pa_object *o) { pa_xfree(c); } +/* Called from main context */ static void native_connection_send_memblock(pa_native_connection *c) { uint32_t start; record_stream *r; @@ -1217,8 +1251,8 @@ static void native_connection_send_memblock(pa_native_connection *c) { if (pa_memblockq_peek(r->memblockq, &chunk) >= 0) { pa_memchunk schunk = chunk; - if (schunk.length > r->fragment_size) - schunk.length = r->fragment_size; + if (schunk.length > r->buffer_attr.fragsize) + schunk.length = r->buffer_attr.fragsize; pa_pstream_send_memblock(c->pstream, r->index, 0, PA_SEEK_RELATIVE, &schunk); @@ -1232,6 +1266,7 @@ static void native_connection_send_memblock(pa_native_connection *c) { /*** sink input callbacks ***/ +/* Called from thread context */ static void handle_seek(playback_stream *s, int64_t indexw) { playback_stream_assert_ref(s); @@ -1284,7 +1319,12 @@ static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int int64_t windex; windex = pa_memblockq_get_write_index(s->memblockq); - pa_memblockq_seek(s->memblockq, offset, PA_PTR_TO_UINT(userdata)); + + /* The client side is incapable of accounting correctly + * for seeks of a type != PA_SEEK_RELATIVE. We need to be + * able to deal with that. */ + + pa_memblockq_seek(s->memblockq, offset, PA_PTR_TO_UINT(userdata), PA_PTR_TO_UINT(userdata) == PA_SEEK_RELATIVE); handle_seek(s, windex); return 0; @@ -1302,7 +1342,7 @@ static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int if (pa_memblockq_push_align(s->memblockq, chunk) < 0) { pa_log_warn("Failed to push data into queue"); pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_OVERFLOW, NULL, 0, NULL, NULL); - pa_memblockq_seek(s->memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE); + pa_memblockq_seek(s->memblockq, (int64_t) chunk->length, PA_SEEK_RELATIVE, TRUE); } handle_seek(s, windex); @@ -1371,10 +1411,14 @@ static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int } case SINK_INPUT_MESSAGE_UPDATE_LATENCY: - + /* Atomically get a snapshot of all timing parameters... */ s->read_index = pa_memblockq_get_read_index(s->memblockq); s->write_index = pa_memblockq_get_write_index(s->memblockq); s->render_memblockq_length = pa_memblockq_get_length(s->sink_input->thread_info.render_memblockq); + s->current_sink_latency = pa_sink_get_latency_within_thread(s->sink_input->sink); + s->underrun_for = s->sink_input->thread_info.underrun_for; + s->playing_for = s->sink_input->thread_info.playing_for; + return 0; case PA_SINK_INPUT_MESSAGE_SET_STATE: { @@ -1399,6 +1443,12 @@ static int sink_input_process_msg(pa_msgobject *o, int code, void *userdata, int * latency added by the resampler */ break; } + + case SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR: { + pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr); + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); + return 0; + } } return pa_sink_input_process_msg(o, code, userdata, offset, chunk); @@ -1418,7 +1468,8 @@ static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk if (pa_memblockq_is_readable(s->memblockq)) s->is_underrun = FALSE; else { -/* pa_log("%s, UNDERRUN: %lu", pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME), (unsigned long) pa_memblockq_get_length(s->memblockq)); */ + if (!s->is_underrun) + pa_log_debug("Underrun on '%s', %lu bytes in queue.", pa_strnull(pa_proplist_gets(i->proplist, PA_PROP_MEDIA_NAME)), (unsigned long) pa_memblockq_get_length(s->memblockq)); if (s->drain_request && pa_sink_input_safe_to_remove(i)) { s->drain_request = FALSE; @@ -1447,6 +1498,7 @@ static int sink_input_pop_cb(pa_sink_input *i, size_t nbytes, pa_memchunk *chunk return 0; } +/* Called from thread context */ static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) { playback_stream *s; @@ -1461,6 +1513,7 @@ static void sink_input_process_rewind_cb(pa_sink_input *i, size_t nbytes) { pa_memblockq_rewind(s->memblockq, nbytes); } +/* Called from thread context */ static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) { playback_stream *s; @@ -1471,18 +1524,30 @@ static void sink_input_update_max_rewind_cb(pa_sink_input *i, size_t nbytes) { pa_memblockq_set_maxrewind(s->memblockq, nbytes); } +/* Called from thread context */ static void sink_input_update_max_request_cb(pa_sink_input *i, size_t nbytes) { playback_stream *s; - size_t tlength; + size_t new_tlength, old_tlength; pa_sink_input_assert_ref(i); s = PLAYBACK_STREAM(i->userdata); playback_stream_assert_ref(s); - tlength = nbytes+2*pa_memblockq_get_minreq(s->memblockq); + old_tlength = pa_memblockq_get_tlength(s->memblockq); + new_tlength = nbytes+2*pa_memblockq_get_minreq(s->memblockq); + + if (old_tlength < new_tlength) { + pa_log_debug("max_request changed, trying to update from %zu to %zu.", old_tlength, new_tlength); + pa_memblockq_set_tlength(s->memblockq, new_tlength); + new_tlength = pa_memblockq_get_tlength(s->memblockq); - if (pa_memblockq_get_tlength(s->memblockq) < tlength) - pa_memblockq_set_tlength(s->memblockq, tlength); + if (new_tlength == old_tlength) + pa_log_debug("Failed to increase tlength"); + else { + pa_log_debug("Notifying client about increased tlength"); + pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), PLAYBACK_STREAM_MESSAGE_UPDATE_TLENGTH, NULL, pa_memblockq_get_tlength(s->memblockq), NULL, NULL); + } + } } /* Called from main context */ @@ -1539,26 +1604,17 @@ static void sink_input_suspend_cb(pa_sink_input *i, pa_bool_t suspend) { } /* Called from main context */ -static void sink_input_moved_cb(pa_sink_input *i) { +static void sink_input_moving_cb(pa_sink_input *i, pa_sink *dest) { playback_stream *s; pa_tagstruct *t; - uint32_t maxlength, tlength, prebuf, minreq; pa_sink_input_assert_ref(i); s = PLAYBACK_STREAM(i->userdata); playback_stream_assert_ref(s); - maxlength = (uint32_t) pa_memblockq_get_maxlength(s->memblockq); - tlength = (uint32_t) pa_memblockq_get_tlength(s->memblockq); - prebuf = (uint32_t) pa_memblockq_get_prebuf(s->memblockq); - minreq = (uint32_t) pa_memblockq_get_minreq(s->memblockq); - - fix_playback_buffer_attr_pre(s, TRUE, FALSE, &maxlength, &tlength, &prebuf, &minreq); - pa_memblockq_set_maxlength(s->memblockq, maxlength); - pa_memblockq_set_tlength(s->memblockq, tlength); - pa_memblockq_set_prebuf(s->memblockq, prebuf); - pa_memblockq_set_minreq(s->memblockq, minreq); - fix_playback_buffer_attr_post(s, &maxlength, &tlength, &prebuf, &minreq); + fix_playback_buffer_attr(s); + pa_memblockq_apply_attr(s->memblockq, &s->buffer_attr); + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); if (s->connection->version < 12) return; @@ -1567,16 +1623,16 @@ static void sink_input_moved_cb(pa_sink_input *i) { pa_tagstruct_putu32(t, PA_COMMAND_PLAYBACK_STREAM_MOVED); pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ pa_tagstruct_putu32(t, s->index); - pa_tagstruct_putu32(t, i->sink->index); - pa_tagstruct_puts(t, i->sink->name); - pa_tagstruct_put_boolean(t, pa_sink_get_state(i->sink) == PA_SINK_SUSPENDED); + pa_tagstruct_putu32(t, dest->index); + pa_tagstruct_puts(t, dest->name); + pa_tagstruct_put_boolean(t, pa_sink_get_state(dest) == PA_SINK_SUSPENDED); if (s->connection->version >= 13) { - pa_tagstruct_putu32(t, maxlength); - pa_tagstruct_putu32(t, tlength); - pa_tagstruct_putu32(t, prebuf); - pa_tagstruct_putu32(t, minreq); - pa_tagstruct_put_usec(t, s->sink_latency); + pa_tagstruct_putu32(t, s->buffer_attr.maxlength); + pa_tagstruct_putu32(t, s->buffer_attr.tlength); + pa_tagstruct_putu32(t, s->buffer_attr.prebuf); + pa_tagstruct_putu32(t, s->buffer_attr.minreq); + pa_tagstruct_put_usec(t, s->configured_sink_latency); } pa_pstream_send_tagstruct(s->connection->pstream, t); @@ -1585,6 +1641,27 @@ static void sink_input_moved_cb(pa_sink_input *i) { /*** source_output callbacks ***/ /* Called from thread context */ +static int source_output_process_msg(pa_msgobject *_o, int code, void *userdata, int64_t offset, pa_memchunk *chunk) { + pa_source_output *o = PA_SOURCE_OUTPUT(_o); + record_stream *s; + + pa_source_output_assert_ref(o); + s = RECORD_STREAM(o->userdata); + record_stream_assert_ref(s); + + switch (code) { + case SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY: + /* Atomically get a snapshot of all timing parameters... */ + s->current_monitor_latency = o->source->monitor_of ? pa_sink_get_latency_within_thread(o->source->monitor_of) : 0; + s->current_source_latency = pa_source_get_latency_within_thread(o->source); + s->on_the_fly_snapshot = pa_atomic_load(&s->on_the_fly); + return 0; + } + + return pa_source_output_process_msg(_o, code, userdata, offset, chunk); +} + +/* Called from thread context */ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) { record_stream *s; @@ -1593,6 +1670,7 @@ static void source_output_push_cb(pa_source_output *o, const pa_memchunk *chunk) record_stream_assert_ref(s); pa_assert(chunk); + pa_atomic_add(&s->on_the_fly, chunk->length); pa_asyncmsgq_post(pa_thread_mq_get()->outq, PA_MSGOBJECT(s), RECORD_STREAM_MESSAGE_POST_DATA, NULL, 0, chunk, NULL); } @@ -1661,21 +1739,18 @@ static void source_output_suspend_cb(pa_source_output *o, pa_bool_t suspend) { } /* Called from main context */ -static void source_output_moved_cb(pa_source_output *o) { +static void source_output_moving_cb(pa_source_output *o, pa_source *dest) { record_stream *s; pa_tagstruct *t; - uint32_t maxlength, fragsize; pa_source_output_assert_ref(o); s = RECORD_STREAM(o->userdata); record_stream_assert_ref(s); - fragsize = (uint32_t) s->fragment_size; - maxlength = (uint32_t) pa_memblockq_get_length(s->memblockq); - - fix_record_buffer_attr_pre(s, TRUE, FALSE, &maxlength, &fragsize); - pa_memblockq_set_maxlength(s->memblockq, maxlength); - fix_record_buffer_attr_post(s, &maxlength, &fragsize); + fix_record_buffer_attr_pre(s); + pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength); + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); + fix_record_buffer_attr_post(s); if (s->connection->version < 12) return; @@ -1684,14 +1759,14 @@ static void source_output_moved_cb(pa_source_output *o) { pa_tagstruct_putu32(t, PA_COMMAND_RECORD_STREAM_MOVED); pa_tagstruct_putu32(t, (uint32_t) -1); /* tag */ pa_tagstruct_putu32(t, s->index); - pa_tagstruct_putu32(t, o->source->index); - pa_tagstruct_puts(t, o->source->name); - pa_tagstruct_put_boolean(t, pa_source_get_state(o->source) == PA_SOURCE_SUSPENDED); + pa_tagstruct_putu32(t, dest->index); + pa_tagstruct_puts(t, dest->name); + pa_tagstruct_put_boolean(t, pa_source_get_state(dest) == PA_SOURCE_SUSPENDED); if (s->connection->version >= 13) { - pa_tagstruct_putu32(t, maxlength); - pa_tagstruct_putu32(t, fragsize); - pa_tagstruct_put_usec(t, s->source_latency); + pa_tagstruct_putu32(t, s->buffer_attr.maxlength); + pa_tagstruct_putu32(t, s->buffer_attr.fragsize); + pa_tagstruct_put_usec(t, s->configured_source_latency); } pa_pstream_send_tagstruct(s->connection->pstream, t); @@ -1723,7 +1798,8 @@ static pa_tagstruct *reply_new(uint32_t tag) { static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { pa_native_connection *c = PA_NATIVE_CONNECTION(userdata); playback_stream *s; - uint32_t maxlength, tlength, prebuf, minreq, sink_index, syncid, missing; + uint32_t sink_index, syncid, missing; + pa_buffer_attr attr; const char *name = NULL, *sink_name; pa_sample_spec ss; pa_channel_map map; @@ -1752,6 +1828,7 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u pa_native_connection_assert_ref(c); pa_assert(t); + memset(&attr, 0, sizeof(attr)); if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) || pa_tagstruct_get( @@ -1760,11 +1837,11 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u PA_TAG_CHANNEL_MAP, &map, PA_TAG_U32, &sink_index, PA_TAG_STRING, &sink_name, - PA_TAG_U32, &maxlength, + PA_TAG_U32, &attr.maxlength, PA_TAG_BOOLEAN, &corked, - PA_TAG_U32, &tlength, - PA_TAG_U32, &prebuf, - PA_TAG_U32, &minreq, + PA_TAG_U32, &attr.tlength, + PA_TAG_U32, &attr.prebuf, + PA_TAG_U32, &attr.minreq, PA_TAG_U32, &syncid, PA_TAG_CVOLUME, &volume, PA_TAG_INVALID) < 0) { @@ -1875,7 +1952,7 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u * flag. For older versions we synthesize it here */ muted_set = muted_set || muted; - s = playback_stream_new(c, sink, &ss, &map, &maxlength, &tlength, &prebuf, &minreq, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, &ret); + s = playback_stream_new(c, sink, &ss, &map, &attr, volume_set ? &volume : NULL, muted, muted_set, syncid, &missing, flags, p, adjust_latency, early_requests, &ret); pa_proplist_free(p); CHECK_VALIDITY(c->pstream, s, tag, ret); @@ -1891,10 +1968,10 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u if (c->version >= 9) { /* Since 0.9.0 we support sending the buffer metrics back to the client */ - pa_tagstruct_putu32(reply, (uint32_t) maxlength); - pa_tagstruct_putu32(reply, (uint32_t) tlength); - pa_tagstruct_putu32(reply, (uint32_t) prebuf); - pa_tagstruct_putu32(reply, (uint32_t) minreq); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.tlength); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.prebuf); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.minreq); } if (c->version >= 12) { @@ -1912,7 +1989,7 @@ static void command_create_playback_stream(pa_pdispatch *pd, uint32_t command, u } if (c->version >= 13) - pa_tagstruct_put_usec(reply, s->sink_latency); + pa_tagstruct_put_usec(reply, s->configured_sink_latency); pa_pstream_send_tagstruct(c->pstream, reply); } @@ -1978,7 +2055,7 @@ static void command_delete_stream(pa_pdispatch *pd, uint32_t command, uint32_t t static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { pa_native_connection *c = PA_NATIVE_CONNECTION(userdata); record_stream *s; - uint32_t maxlength, fragment_size; + pa_buffer_attr attr; uint32_t source_index; const char *name = NULL, *source_name; pa_sample_spec ss; @@ -2008,14 +2085,16 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin pa_native_connection_assert_ref(c); pa_assert(t); + memset(&attr, 0, sizeof(attr)); + if ((c->version < 13 && (pa_tagstruct_gets(t, &name) < 0 || !name)) || pa_tagstruct_get_sample_spec(t, &ss) < 0 || pa_tagstruct_get_channel_map(t, &map) < 0 || pa_tagstruct_getu32(t, &source_index) < 0 || pa_tagstruct_gets(t, &source_name) < 0 || - pa_tagstruct_getu32(t, &maxlength) < 0 || + pa_tagstruct_getu32(t, &attr.maxlength) < 0 || pa_tagstruct_get_boolean(t, &corked) < 0 || - pa_tagstruct_getu32(t, &fragment_size) < 0) { + pa_tagstruct_getu32(t, &attr.fragsize) < 0) { protocol_error(c); return; } @@ -2125,7 +2204,7 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin (dont_inhibit_auto_suspend ? PA_SOURCE_OUTPUT_DONT_INHIBIT_AUTO_SUSPEND : 0) | (fail_on_suspend ? PA_SOURCE_OUTPUT_FAIL_ON_SUSPEND : 0); - s = record_stream_new(c, source, &ss, &map, peak_detect, &maxlength, &fragment_size, flags, p, adjust_latency, direct_on_input, early_requests, &ret); + s = record_stream_new(c, source, &ss, &map, peak_detect, &attr, flags, p, adjust_latency, direct_on_input, early_requests, &ret); pa_proplist_free(p); CHECK_VALIDITY(c->pstream, s, tag, ret); @@ -2138,8 +2217,8 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin if (c->version >= 9) { /* Since 0.9 we support sending the buffer metrics back to the client */ - pa_tagstruct_putu32(reply, (uint32_t) maxlength); - pa_tagstruct_putu32(reply, (uint32_t) fragment_size); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.maxlength); + pa_tagstruct_putu32(reply, (uint32_t) s->buffer_attr.fragsize); } if (c->version >= 12) { @@ -2157,7 +2236,7 @@ static void command_create_record_stream(pa_pdispatch *pd, uint32_t command, uin } if (c->version >= 13) - pa_tagstruct_put_usec(reply, s->source_latency); + pa_tagstruct_put_usec(reply, s->configured_source_latency); pa_pstream_send_tagstruct(c->pstream, reply); } @@ -2444,7 +2523,6 @@ static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uin playback_stream *s; struct timeval tv, now; uint32_t idx; - pa_usec_t latency; pa_native_connection_assert_ref(c); pa_assert(t); @@ -2460,25 +2538,27 @@ static void command_get_playback_latency(pa_pdispatch *pd, uint32_t command, uin s = pa_idxset_get_by_index(c->output_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); CHECK_VALIDITY(c->pstream, playback_stream_isinstance(s), tag, PA_ERR_NOENTITY); - CHECK_VALIDITY(c->pstream, pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0, tag, PA_ERR_NOENTITY) - - reply = reply_new(tag); - - latency = pa_sink_get_latency(s->sink_input->sink); - latency += pa_bytes_to_usec(s->render_memblockq_length, &s->sink_input->sample_spec); - pa_tagstruct_put_usec(reply, latency); + /* Get an atomic snapshot of all timing parameters */ + pa_assert_se(pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0); + reply = reply_new(tag); + pa_tagstruct_put_usec(reply, + s->current_sink_latency + + pa_bytes_to_usec(s->render_memblockq_length, &s->sink_input->sample_spec)); pa_tagstruct_put_usec(reply, 0); - pa_tagstruct_put_boolean(reply, s->sink_input->thread_info.playing_for > 0); + pa_tagstruct_put_boolean(reply, + s->playing_for > 0 && + pa_sink_get_state(s->sink_input->sink) == PA_SINK_RUNNING && + pa_sink_input_get_state(s->sink_input) == PA_SINK_INPUT_RUNNING); pa_tagstruct_put_timeval(reply, &tv); pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now)); pa_tagstruct_puts64(reply, s->write_index); pa_tagstruct_puts64(reply, s->read_index); if (c->version >= 13) { - pa_tagstruct_putu64(reply, s->sink_input->thread_info.underrun_for); - pa_tagstruct_putu64(reply, s->sink_input->thread_info.playing_for); + pa_tagstruct_putu64(reply, s->underrun_for); + pa_tagstruct_putu64(reply, s->playing_for); } pa_pstream_send_tagstruct(c->pstream, reply); @@ -2505,10 +2585,17 @@ static void command_get_record_latency(pa_pdispatch *pd, uint32_t command, uint3 s = pa_idxset_get_by_index(c->record_streams, idx); CHECK_VALIDITY(c->pstream, s, tag, PA_ERR_NOENTITY); + /* Get an atomic snapshot of all timing parameters */ + pa_assert_se(pa_asyncmsgq_send(s->source_output->source->asyncmsgq, PA_MSGOBJECT(s->source_output), SOURCE_OUTPUT_MESSAGE_UPDATE_LATENCY, s, 0, NULL) == 0); + reply = reply_new(tag); - pa_tagstruct_put_usec(reply, s->source_output->source->monitor_of ? pa_sink_get_latency(s->source_output->source->monitor_of) : 0); - pa_tagstruct_put_usec(reply, pa_source_get_latency(s->source_output->source)); - pa_tagstruct_put_boolean(reply, pa_source_get_state(s->source_output->source) == PA_SOURCE_RUNNING); + pa_tagstruct_put_usec(reply, s->current_monitor_latency); + pa_tagstruct_put_usec(reply, + s->current_source_latency + + pa_bytes_to_usec(s->on_the_fly_snapshot, &s->source_output->sample_spec)); + pa_tagstruct_put_boolean(reply, + pa_source_get_state(s->source_output->source) == PA_SOURCE_RUNNING && + pa_source_output_get_state(s->source_output) == PA_SOURCE_OUTPUT_RUNNING); pa_tagstruct_put_timeval(reply, &tv); pa_tagstruct_put_timeval(reply, pa_gettimeofday(&now)); pa_tagstruct_puts64(reply, pa_memblockq_get_write_index(s->memblockq)); @@ -2732,7 +2819,7 @@ static void sink_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sin PA_TAG_SAMPLE_SPEC, &fixed_ss, PA_TAG_CHANNEL_MAP, &sink->channel_map, PA_TAG_U32, sink->module ? sink->module->index : PA_INVALID_INDEX, - PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE), + PA_TAG_CVOLUME, pa_sink_get_volume(sink, FALSE, FALSE), PA_TAG_BOOLEAN, pa_sink_get_mute(sink, FALSE), PA_TAG_U32, sink->monitor_source ? sink->monitor_source->index : PA_INVALID_INDEX, PA_TAG_STRING, sink->monitor_source ? sink->monitor_source->name : NULL, @@ -2856,6 +2943,7 @@ static void module_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_m static void sink_input_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_sink_input *s) { pa_sample_spec fixed_ss; pa_usec_t sink_latency; + pa_cvolume v; pa_assert(t); pa_sink_input_assert_ref(s); @@ -2869,7 +2957,7 @@ static void sink_input_fill_tagstruct(pa_native_connection *c, pa_tagstruct *t, pa_tagstruct_putu32(t, s->sink->index); pa_tagstruct_put_sample_spec(t, &fixed_ss); pa_tagstruct_put_channel_map(t, &s->channel_map); - pa_tagstruct_put_cvolume(t, pa_sink_input_get_volume(s)); + pa_tagstruct_put_cvolume(t, pa_sink_input_get_volume(s, &v, TRUE)); pa_tagstruct_put_usec(t, pa_sink_input_get_latency(s, &sink_latency)); pa_tagstruct_put_usec(t, sink_latency); pa_tagstruct_puts(t, pa_resample_method_to_string(pa_sink_input_get_resample_method(s))); @@ -3234,11 +3322,11 @@ static void command_set_volume( CHECK_VALIDITY(c->pstream, si || sink || source, tag, PA_ERR_NOENTITY); if (sink) - pa_sink_set_volume(sink, &volume, TRUE, TRUE); + pa_sink_set_volume(sink, &volume, TRUE, TRUE, TRUE); else if (source) pa_source_set_volume(source, &volume); else if (si) - pa_sink_input_set_volume(si, &volume, TRUE); + pa_sink_input_set_volume(si, &volume, TRUE, TRUE); pa_pstream_send_simple_ack(c->pstream, tag); } @@ -3435,12 +3523,14 @@ static void command_flush_record_stream(pa_pdispatch *pd, uint32_t command, uint static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata) { pa_native_connection *c = PA_NATIVE_CONNECTION(userdata); uint32_t idx; - uint32_t maxlength, tlength, prebuf, minreq, fragsize; + pa_buffer_attr a; pa_tagstruct *reply; pa_native_connection_assert_ref(c); pa_assert(t); + memset(&a, 0, sizeof(a)); + if (pa_tagstruct_getu32(t, &idx) < 0) { protocol_error(c); return; @@ -3458,10 +3548,10 @@ static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, u if (pa_tagstruct_get( t, - PA_TAG_U32, &maxlength, - PA_TAG_U32, &tlength, - PA_TAG_U32, &prebuf, - PA_TAG_U32, &minreq, + PA_TAG_U32, &a.maxlength, + PA_TAG_U32, &a.tlength, + PA_TAG_U32, &a.prebuf, + PA_TAG_U32, &a.minreq, PA_TAG_INVALID) < 0 || (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) || (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) || @@ -3470,21 +3560,21 @@ static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, u return; } - fix_playback_buffer_attr_pre(s, adjust_latency, early_requests, &maxlength, &tlength, &prebuf, &minreq); - pa_memblockq_set_maxlength(s->memblockq, maxlength); - pa_memblockq_set_tlength(s->memblockq, tlength); - pa_memblockq_set_prebuf(s->memblockq, prebuf); - pa_memblockq_set_minreq(s->memblockq, minreq); - fix_playback_buffer_attr_post(s, &maxlength, &tlength, &prebuf, &minreq); + s->adjust_latency = adjust_latency; + s->early_requests = early_requests; + s->buffer_attr = a; + + fix_playback_buffer_attr(s); + pa_assert_se(pa_asyncmsgq_send(s->sink_input->sink->asyncmsgq, PA_MSGOBJECT(s->sink_input), SINK_INPUT_MESSAGE_UPDATE_BUFFER_ATTR, NULL, 0, NULL) == 0); reply = reply_new(tag); - pa_tagstruct_putu32(reply, maxlength); - pa_tagstruct_putu32(reply, tlength); - pa_tagstruct_putu32(reply, prebuf); - pa_tagstruct_putu32(reply, minreq); + pa_tagstruct_putu32(reply, s->buffer_attr.maxlength); + pa_tagstruct_putu32(reply, s->buffer_attr.tlength); + pa_tagstruct_putu32(reply, s->buffer_attr.prebuf); + pa_tagstruct_putu32(reply, s->buffer_attr.minreq); if (c->version >= 13) - pa_tagstruct_put_usec(reply, s->sink_latency); + pa_tagstruct_put_usec(reply, s->configured_sink_latency); } else { record_stream *s; @@ -3496,8 +3586,8 @@ static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, u if (pa_tagstruct_get( t, - PA_TAG_U32, &maxlength, - PA_TAG_U32, &fragsize, + PA_TAG_U32, &a.maxlength, + PA_TAG_U32, &a.fragsize, PA_TAG_INVALID) < 0 || (c->version >= 13 && pa_tagstruct_get_boolean(t, &adjust_latency) < 0) || (c->version >= 14 && pa_tagstruct_get_boolean(t, &early_requests) < 0) || @@ -3506,16 +3596,21 @@ static void command_set_stream_buffer_attr(pa_pdispatch *pd, uint32_t command, u return; } - fix_record_buffer_attr_pre(s, adjust_latency, early_requests, &maxlength, &fragsize); - pa_memblockq_set_maxlength(s->memblockq, maxlength); - fix_record_buffer_attr_post(s, &maxlength, &fragsize); + s->adjust_latency = adjust_latency; + s->early_requests = early_requests; + s->buffer_attr = a; + + fix_record_buffer_attr_pre(s); + pa_memblockq_set_maxlength(s->memblockq, s->buffer_attr.maxlength); + pa_memblockq_get_attr(s->memblockq, &s->buffer_attr); + fix_record_buffer_attr_post(s); reply = reply_new(tag); - pa_tagstruct_putu32(reply, maxlength); - pa_tagstruct_putu32(reply, fragsize); + pa_tagstruct_putu32(reply, s->buffer_attr.maxlength); + pa_tagstruct_putu32(reply, s->buffer_attr.fragsize); if (c->version >= 13) - pa_tagstruct_put_usec(reply, s->source_latency); + pa_tagstruct_put_usec(reply, s->configured_source_latency); } pa_pstream_send_tagstruct(c->pstream, reply); @@ -4119,7 +4214,7 @@ static void command_set_card_profile(pa_pdispatch *pd, uint32_t command, uint32_ CHECK_VALIDITY(c->pstream, card, tag, PA_ERR_NOENTITY); - if (pa_card_set_profile(card, profile) < 0) { + if (pa_card_set_profile(card, profile, TRUE) < 0) { pa_pstream_send_error(c->pstream, tag, PA_ERR_INVALID); return; } @@ -4151,7 +4246,7 @@ static void pstream_memblock_callback(pa_pstream *p, uint32_t channel, int64_t o pa_native_connection_assert_ref(c); if (!(stream = OUTPUT_STREAM(pa_idxset_get_by_index(c->output_streams, channel)))) { - pa_log("client sent block for invalid stream."); + pa_log_debug("Client sent block for invalid stream."); /* Ignoring */ return; } |