#include <stdio.h>
#include <stdlib.h>
-#include <string.h>
#include <pulse/utf8.h>
#include <pulse/xmalloc.h>
#include <pulse/util.h>
+#include <pulse/internal.h>
#include <pulsecore/sample-util.h>
#include <pulsecore/core-subscribe.h>
#include <pulsecore/play-memblockq.h>
#include <pulsecore/namereg.h>
#include <pulsecore/core-util.h>
-#include <pulse/timeval.h>
#include "sink-input.h"
+/* #define SINK_INPUT_DEBUG */
+
#define MEMBLOCKQ_MAXLENGTH (32*1024*1024)
#define CONVERT_BUFFER_LENGTH (PA_PAGE_SIZE)
static void sink_input_free(pa_object *o);
static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v);
-static void sink_input_set_ramping_info(pa_sink_input* i, pa_volume_t pre_virtual_volume, pa_volume_t target_virtual_volume, pa_usec_t t);
-static void sink_input_set_ramping_info_for_mute(pa_sink_input* i, pa_bool_t mute, pa_usec_t t);
-static void sink_input_volume_ramping(pa_sink_input* i, pa_memchunk* chunk);
-static void sink_input_rewind_ramp_info(pa_sink_input *i, size_t nbytes);
-static void sink_input_release_envelope(pa_sink_input *i);
-
-static int check_passthrough_connection(pa_sink_input_flags_t flags, pa_sink *dest) {
-
- if (dest->flags & PA_SINK_PASSTHROUGH) {
-
- if (pa_idxset_size(dest->inputs) > 0) {
- pa_sink_input *alt_i;
- uint32_t idx;
-
- alt_i = pa_idxset_first(dest->inputs, &idx);
-
- /* only need to check the first input is not PASSTHROUGH */
- if (alt_i->flags & PA_SINK_INPUT_PASSTHROUGH) {
- pa_log_warn("Sink is already connected to PASSTHROUGH input");
- return -PA_ERR_BUSY;
- }
-
- /* Current inputs are PCM, check new input is not PASSTHROUGH */
- if (flags & PA_SINK_INPUT_PASSTHROUGH) {
- pa_log_warn("Sink is already connected, cannot accept new PASSTHROUGH INPUT");
- return -PA_ERR_BUSY;
- }
- }
+static int check_passthrough_connection(pa_bool_t passthrough, pa_sink *dest) {
+ if (pa_sink_is_passthrough(dest)) {
+ pa_log_warn("Sink is already connected to PASSTHROUGH input");
+ return -PA_ERR_BUSY;
+ }
- } else {
- if (flags & PA_SINK_INPUT_PASSTHROUGH) {
- pa_log_warn("Cannot connect PASSTHROUGH sink input to sink without PASSTHROUGH capabilities");
- return -PA_ERR_INVALID;
- }
+ /* If current input(s) exist, check new input is not PASSTHROUGH */
+ if (pa_idxset_size(dest->inputs) > 0 && passthrough) {
+ pa_log_warn("Sink is already connected, cannot accept new PASSTHROUGH INPUT");
+ return -PA_ERR_BUSY;
}
+
return PA_OK;
}
pa_zero(*data);
data->resample_method = PA_RESAMPLER_INVALID;
data->proplist = pa_proplist_new();
+ data->volume_writable = TRUE;
return data;
}
data->channel_map = *map;
}
+pa_bool_t pa_sink_input_new_data_is_passthrough(pa_sink_input_new_data *data) {
+ pa_assert(data);
+
+ if (PA_LIKELY(data->format) && PA_UNLIKELY(!pa_format_info_is_pcm(data->format)))
+ return TRUE;
+
+ if (PA_UNLIKELY(data->flags & PA_SINK_INPUT_PASSTHROUGH))
+ return TRUE;
+
+ return FALSE;
+}
+
void pa_sink_input_new_data_set_volume(pa_sink_input_new_data *data, const pa_cvolume *volume) {
pa_assert(data);
+ pa_assert(data->volume_writable);
if ((data->volume_is_set = !!volume))
data->volume = *volume;
data->muted = !!mute;
}
+pa_bool_t pa_sink_input_new_data_set_sink(pa_sink_input_new_data *data, pa_sink *s, pa_bool_t save) {
+ pa_bool_t ret = TRUE;
+ pa_idxset *formats = NULL;
+
+ pa_assert(data);
+ pa_assert(s);
+
+ if (!data->req_formats) {
+ /* We're not working with the extended API */
+ data->sink = s;
+ data->save_sink = save;
+ } else {
+ /* Extended API: let's see if this sink supports the formats the client can provide */
+ formats = pa_sink_check_formats(s, data->req_formats);
+
+ if (formats && !pa_idxset_isempty(formats)) {
+ /* Sink supports at least one of the requested formats */
+ data->sink = s;
+ data->save_sink = save;
+ if (data->nego_formats)
+ pa_idxset_free(data->nego_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ data->nego_formats = formats;
+ } else {
+ /* Sink doesn't support any of the formats requested by the client */
+ if (formats)
+ pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+ ret = FALSE;
+ }
+ }
+
+ return ret;
+}
+
+pa_bool_t pa_sink_input_new_data_set_formats(pa_sink_input_new_data *data, pa_idxset *formats) {
+ pa_assert(data);
+ pa_assert(formats);
+
+ if (data->req_formats)
+ pa_idxset_free(formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ data->req_formats = formats;
+
+ if (data->sink) {
+ /* Trigger format negotiation */
+ return pa_sink_input_new_data_set_sink(data, data->sink, data->save_sink);
+ }
+
+ return TRUE;
+}
+
void pa_sink_input_new_data_done(pa_sink_input_new_data *data) {
pa_assert(data);
+ if (data->req_formats)
+ pa_idxset_free(data->req_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ if (data->nego_formats)
+ pa_idxset_free(data->nego_formats, (pa_free2_cb_t) pa_format_info_free2, NULL);
+
+ if (data->format)
+ pa_format_info_free(data->format);
+
pa_proplist_free(data->proplist);
}
pa_channel_map original_cm;
int r;
char *pt;
+ char *memblockq_name;
+ pa_sample_spec ss;
+ pa_channel_map map;
pa_assert(_i);
pa_assert(core);
if (data->client)
pa_proplist_update(data->proplist, PA_UPDATE_MERGE, data->client->proplist);
+ if (data->origin_sink && (data->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER))
+ data->volume_writable = FALSE;
+
+ if (!data->req_formats) {
+ /* From this point on, we want to work only with formats, and get back
+ * to using the sample spec and channel map after all decisions w.r.t.
+ * routing are complete. */
+ pa_idxset *tmp = pa_idxset_new(NULL, NULL);
+ pa_format_info *f = pa_format_info_from_sample_spec(&data->sample_spec,
+ data->channel_map_is_set ? &data->channel_map : NULL);
+ pa_idxset_put(tmp, f, NULL);
+ pa_sink_input_new_data_set_formats(data, tmp);
+ }
+
if ((r = pa_hook_fire(&core->hooks[PA_CORE_HOOK_SINK_INPUT_NEW], data)) < 0)
return r;
pa_return_val_if_fail(!data->driver || pa_utf8_valid(data->driver), -PA_ERR_INVALID);
if (!data->sink) {
- data->sink = pa_namereg_get(core, NULL, PA_NAMEREG_SINK);
- data->save_sink = FALSE;
+ pa_sink *sink = pa_namereg_get(core, NULL, PA_NAMEREG_SINK);
+ pa_return_val_if_fail(sink, -PA_ERR_NOENTITY);
+ pa_sink_input_new_data_set_sink(data, sink, FALSE);
+ }
+ /* Routing's done, we have a sink. Now let's fix the format and set up the
+ * sample spec */
+
+ /* If something didn't pick a format for us, pick the top-most format since
+ * we assume this is sorted in priority order */
+ if (!data->format && data->nego_formats && !pa_idxset_isempty(data->nego_formats))
+ data->format = pa_format_info_copy(pa_idxset_first(data->nego_formats, NULL));
+
+ pa_return_val_if_fail(data->format, -PA_ERR_NOTSUPPORTED);
+
+ /* Now populate the sample spec and format according to the final
+ * format that we've negotiated */
+ if (PA_LIKELY(data->format->encoding == PA_ENCODING_PCM)) {
+ pa_return_val_if_fail(pa_format_info_to_sample_spec(data->format, &ss, &map), -PA_ERR_INVALID);
+ pa_sink_input_new_data_set_sample_spec(data, &ss);
+ if (pa_channel_map_valid(&map))
+ pa_sink_input_new_data_set_channel_map(data, &map);
+ } else {
+ pa_return_val_if_fail(pa_format_info_to_sample_spec_fake(data->format, &ss), -PA_ERR_INVALID);
+ pa_sink_input_new_data_set_sample_spec(data, &ss);
}
- pa_return_val_if_fail(data->sink, -PA_ERR_NOENTITY);
pa_return_val_if_fail(PA_SINK_IS_LINKED(pa_sink_get_state(data->sink)), -PA_ERR_BADSTATE);
pa_return_val_if_fail(!data->sync_base || (data->sync_base->sink == data->sink && pa_sink_input_get_state(data->sync_base) == PA_SINK_INPUT_CORKED), -PA_ERR_INVALID);
- r = check_passthrough_connection(data->flags, data->sink);
- pa_return_val_if_fail(r == PA_OK, r);
+ r = check_passthrough_connection(pa_sink_input_new_data_is_passthrough(data), data->sink);
+ if (r != PA_OK)
+ return r;
if (!data->sample_spec_is_set)
data->sample_spec = data->sink->sample_spec;
pa_return_val_if_fail(pa_channel_map_compatible(&data->channel_map, &data->sample_spec), -PA_ERR_INVALID);
+ /* Don't restore (or save) stream volume for passthrough streams and
+ * prevent attenuation/gain */
+ if (pa_sink_input_new_data_is_passthrough(data)) {
+ data->volume_is_set = TRUE;
+ pa_cvolume_reset(&data->volume, data->sample_spec.channels);
+ data->volume_is_absolute = TRUE;
+ data->save_volume = FALSE;
+ }
+
if (!data->volume_is_set) {
pa_cvolume_reset(&data->volume, data->sample_spec.channels);
data->volume_is_absolute = FALSE;
pa_assert(pa_sample_spec_valid(&data->sample_spec));
pa_assert(pa_channel_map_valid(&data->channel_map));
+ if (!(data->flags & PA_SINK_INPUT_VARIABLE_RATE) &&
+ !pa_sample_spec_equal(&data->sample_spec, &data->sink->sample_spec)) {
+ /* try to change sink rate. This is done before the FIXATE hook since
+ module-suspend-on-idle can resume a sink */
+
+ pa_log_info("Trying to change sample rate");
+ if (pa_sink_update_rate(data->sink, data->sample_spec.rate, pa_sink_input_new_data_is_passthrough(data)) == TRUE)
+ pa_log_info("Rate changed to %u Hz",
+ data->sink->sample_spec.rate);
+ else
+ pa_log_info("Resampling enabled to %u Hz", data->sink->sample_spec.rate);
+ }
+
/* Due to the fixing of the sample spec the volume might not match anymore */
pa_cvolume_remap(&data->volume, &original_cm, &data->channel_map);
!pa_sample_spec_equal(&data->sample_spec, &data->sink->sample_spec) ||
!pa_channel_map_equal(&data->channel_map, &data->sink->channel_map)) {
- if (!(resampler = pa_resampler_new(
- core->mempool,
- &data->sample_spec, &data->channel_map,
- &data->sink->sample_spec, &data->sink->channel_map,
- data->resample_method,
- ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
- ((data->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
- (core->disable_remixing || (data->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
- (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
- pa_log_warn("Unsupported resampling operation.");
- return -PA_ERR_NOTSUPPORTED;
- }
+ /* Note: for passthrough content we need to adjust the output rate to that of the current sink-input */
+ if (!pa_sink_input_new_data_is_passthrough(data)) /* no resampler for passthrough content */
+ if (!(resampler = pa_resampler_new(
+ core->mempool,
+ &data->sample_spec, &data->channel_map,
+ &data->sink->sample_spec, &data->sink->channel_map,
+ data->resample_method,
+ ((data->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
+ ((data->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
+ (core->disable_remixing || (data->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0) |
+ (core->disable_lfe_remixing ? PA_RESAMPLER_NO_LFE : 0)))) {
+ pa_log_warn("Unsupported resampling operation.");
+ return -PA_ERR_NOTSUPPORTED;
+ }
}
i = pa_msgobject_new(pa_sink_input);
i->actual_resample_method = resampler ? pa_resampler_get_method(resampler) : PA_RESAMPLER_INVALID;
i->sample_spec = data->sample_spec;
i->channel_map = data->channel_map;
+ i->format = pa_format_info_copy(data->format);
- if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !data->volume_is_absolute) {
+ if (!data->volume_is_absolute && pa_sink_flat_volume_enabled(i->sink)) {
pa_cvolume remapped;
/* When the 'absolute' bool is not set then we'll treat the volume
i->real_ratio = i->reference_ratio = data->volume;
pa_cvolume_reset(&i->soft_volume, i->sample_spec.channels);
pa_cvolume_reset(&i->real_ratio, i->sample_spec.channels);
+ i->volume_writable = data->volume_writable;
i->save_volume = data->save_volume;
i->save_sink = data->save_sink;
i->save_muted = data->save_muted;
reset_callbacks(i);
i->userdata = NULL;
- /* Set Ramping info */
- i->thread_info.ramp_info.is_ramping = FALSE;
- i->thread_info.ramp_info.envelope_dead = TRUE;
- i->thread_info.ramp_info.envelope = NULL;
- i->thread_info.ramp_info.item = NULL;
- i->thread_info.ramp_info.envelope_dying = 0;
-
- pa_atomic_store(&i->before_ramping_v, 0);
- pa_atomic_store(&i->before_ramping_m, 0);
-
i->thread_info.state = i->state;
i->thread_info.attached = FALSE;
pa_atomic_store(&i->thread_info.drained, 1);
i->thread_info.playing_for = 0;
i->thread_info.direct_outputs = pa_hashmap_new(pa_idxset_trivial_hash_func, pa_idxset_trivial_compare_func);
+ pa_assert_se(pa_idxset_put(core->sink_inputs, i, &i->index) == 0);
+ pa_assert_se(pa_idxset_put(i->sink->inputs, pa_sink_input_ref(i), NULL) == 0);
+
+ if (i->client)
+ pa_assert_se(pa_idxset_put(i->client->sink_inputs, i, NULL) >= 0);
+
+ memblockq_name = pa_sprintf_malloc("sink input render_memblockq [%u]", i->index);
i->thread_info.render_memblockq = pa_memblockq_new(
+ memblockq_name,
0,
MEMBLOCKQ_MAXLENGTH,
0,
- pa_frame_size(&i->sink->sample_spec),
+ &i->sink->sample_spec,
0,
1,
0,
&i->sink->silence);
-
- pa_assert_se(pa_idxset_put(core->sink_inputs, i, &i->index) == 0);
- pa_assert_se(pa_idxset_put(i->sink->inputs, pa_sink_input_ref(i), NULL) == 0);
-
- if (i->client)
- pa_assert_se(pa_idxset_put(i->client->sink_inputs, i, NULL) >= 0);
+ pa_xfree(memblockq_name);
pt = pa_proplist_to_string_sep(i->proplist, "\n ");
pa_log_info("Created input %u \"%s\" on %s with sample spec %s and channel map %s\n %s",
if (i->state == state)
return;
+ if (i->state == PA_SINK_INPUT_CORKED && state == PA_SINK_INPUT_RUNNING && pa_sink_used_by(i->sink) == 0) {
+ /* We were uncorked and the sink was not playing anything -- let's try
+ * to update the sample rate to avoid resampling */
+ pa_sink_update_rate(i->sink, i->sample_spec.rate, pa_sink_input_is_passthrough(i));
+ }
+
pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_STATE, PA_UINT_TO_PTR(state), 0, NULL) == 0);
update_n_corked(i, state);
/* Called from main context */
void pa_sink_input_unlink(pa_sink_input *i) {
pa_bool_t linked;
- pa_source_output *o, *p = NULL;
+ pa_source_output *o, *p = NULL;
pa_assert(i);
pa_assert_ctl_context();
i->state = PA_SINK_INPUT_UNLINKED;
if (linked && i->sink) {
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_leave_passthrough(i->sink);
+
/* We might need to update the sink's volume if we are in flat volume mode. */
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_flat_volume_enabled(i->sink))
pa_sink_set_volume(i->sink, NULL, FALSE, FALSE);
if (i->sink->asyncmsgq)
* "half-moved" or are connected to sinks that have no asyncmsgq
* and are hence half-destructed themselves! */
- if (i->thread_info.ramp_info.envelope) {
- pa_log_debug ("Freeing envelope\n");
- pa_envelope_free(i->thread_info.ramp_info.envelope);
- i->thread_info.ramp_info.envelope = NULL;
- }
-
if (i->thread_info.render_memblockq)
pa_memblockq_free(i->thread_info.render_memblockq);
if (i->thread_info.resampler)
pa_resampler_free(i->thread_info.resampler);
+ if (i->format)
+ pa_format_info_free(i->format);
+
if (i->proplist)
pa_proplist_free(i->proplist);
i->state = state;
/* We might need to update the sink's volume if we are in flat volume mode. */
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_flat_volume_enabled(i->sink))
pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
- else
+ else {
+ if (i->origin_sink && (i->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER)) {
+ pa_assert(pa_cvolume_is_norm(&i->volume));
+ pa_assert(pa_cvolume_is_norm(&i->reference_ratio));
+ }
+
set_real_ratio(i, &i->volume);
+ }
+
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_enter_passthrough(i->sink);
i->thread_info.soft_volume = i->soft_volume;
i->thread_info.muted = i->muted;
void pa_sink_input_peek(pa_sink_input *i, size_t slength /* in sink frames */, pa_memchunk *chunk, pa_cvolume *volume) {
pa_bool_t do_volume_adj_here, need_volume_factor_sink;
pa_bool_t volume_is_norm;
- pa_bool_t ramping;
size_t block_size_max_sink, block_size_max_sink_input;
size_t ilength;
pa_assert(chunk);
pa_assert(volume);
-/* pa_log_debug("peek"); */
-
- pa_assert(i->thread_info.state == PA_SINK_INPUT_RUNNING ||
- i->thread_info.state == PA_SINK_INPUT_CORKED ||
- i->thread_info.state == PA_SINK_INPUT_DRAINED);
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("peek");
+#endif
block_size_max_sink_input = i->thread_info.resampler ?
pa_resampler_max_block_size(i->thread_info.resampler) :
* to adjust the volume *before* we resample. Otherwise we can do
* it after and leave it for the sink code */
- do_volume_adj_here = !pa_channel_map_equal(&i->channel_map, &i->sink->channel_map) || i->thread_info.ramp_info.is_ramping;
+ do_volume_adj_here = !pa_channel_map_equal(&i->channel_map, &i->sink->channel_map);
volume_is_norm = pa_cvolume_is_norm(&i->thread_info.soft_volume) && !i->thread_info.muted;
need_volume_factor_sink = !pa_cvolume_is_norm(&i->volume_factor_sink);
wchunk.length = block_size_max_sink_input;
/* It might be necessary to adjust the volume here */
- if (do_volume_adj_here && !volume_is_norm && !i->thread_info.ramp_info.is_ramping) {
+ if (do_volume_adj_here && !volume_is_norm) {
pa_memchunk_make_writable(&wchunk, 0);
if (i->thread_info.muted) {
pa_memchunk rchunk;
pa_resampler_run(i->thread_info.resampler, &wchunk, &rchunk);
-/* pa_log_debug("pushing %lu", (unsigned long) rchunk.length); */
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("pushing %lu", (unsigned long) rchunk.length);
+#endif
if (rchunk.memblock) {
pa_assert(chunk->length > 0);
pa_assert(chunk->memblock);
-/* pa_log_debug("peeking %lu", (unsigned long) chunk->length); */
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("peeking %lu", (unsigned long) chunk->length);
+#endif
if (chunk->length > block_size_max_sink)
chunk->length = block_size_max_sink;
- ramping = i->thread_info.ramp_info.is_ramping;
- if (ramping)
- sink_input_volume_ramping(i, chunk);
-
- if (!i->thread_info.ramp_info.envelope_dead) {
- i->thread_info.ramp_info.envelope_dying += chunk->length;
- pa_log_debug("Envelope dying is %d, chunk length is %zu, dead thresholder is %lu\n", i->thread_info.ramp_info.envelope_dying,
- chunk->length,
- i->sink->thread_info.max_rewind + pa_envelope_length(i->thread_info.ramp_info.envelope));
-
- if (i->thread_info.ramp_info.envelope_dying >= (int32_t) (i->sink->thread_info.max_rewind + pa_envelope_length(i->thread_info.ramp_info.envelope))) {
- pa_log_debug("RELEASE Envelop");
- i->thread_info.ramp_info.envelope_dead = TRUE;
- sink_input_release_envelope(i);
- }
- }
-
/* Let's see if we had to apply the volume adjustment ourselves,
* or if this can be done by the sink for us */
pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec));
pa_assert(nbytes > 0);
-/* pa_log_debug("dropping %lu", (unsigned long) nbytes); */
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("dropping %lu", (unsigned long) nbytes);
+#endif
pa_memblockq_drop(i->thread_info.render_memblockq, nbytes);
}
pa_assert(PA_SINK_INPUT_IS_LINKED(i->thread_info.state));
pa_assert(pa_frame_aligned(nbytes, &i->sink->sample_spec));
-/* pa_log_debug("rewind(%lu, %lu)", (unsigned long) nbytes, (unsigned long) i->thread_info.rewrite_nbytes); */
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("rewind(%lu, %lu)", (unsigned long) nbytes, (unsigned long) i->thread_info.rewrite_nbytes);
+#endif
lbq = pa_memblockq_get_length(i->thread_info.render_memblockq);
if (nbytes > 0 && !i->thread_info.dont_rewind_render) {
pa_log_debug("Have to rewind %lu bytes on render memblockq.", (unsigned long) nbytes);
pa_memblockq_rewind(i->thread_info.render_memblockq, nbytes);
- sink_input_rewind_ramp_info(i, nbytes);
}
if (i->thread_info.rewrite_nbytes == (size_t) -1) {
if (usec != (pa_usec_t) -1) {
pa_usec_t min_latency, max_latency;
pa_sink_get_latency_range(i->sink, &min_latency, &max_latency);
- usec = PA_CLAMP(usec, min_latency, max_latency);
+ usec = PA_CLAMP(usec, min_latency, max_latency);
}
}
}
/* Called from main context */
+void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) {
+ pa_cvolume v;
+
+ pa_sink_input_assert_ref(i);
+ pa_assert_ctl_context();
+ pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ pa_assert(volume);
+ pa_assert(pa_cvolume_valid(volume));
+ pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &i->sample_spec));
+ pa_assert(i->volume_writable);
+
+ if (!absolute && pa_sink_flat_volume_enabled(i->sink)) {
+ v = i->sink->reference_volume;
+ pa_cvolume_remap(&v, &i->sink->channel_map, &i->channel_map);
+
+ if (pa_cvolume_compatible(volume, &i->sample_spec))
+ volume = pa_sw_cvolume_multiply(&v, &v, volume);
+ else
+ volume = pa_sw_cvolume_multiply_scalar(&v, &v, pa_cvolume_max(volume));
+ } else {
+ if (!pa_cvolume_compatible(volume, &i->sample_spec)) {
+ v = i->volume;
+ volume = pa_cvolume_scale(&v, pa_cvolume_max(volume));
+ }
+ }
+
+ if (pa_cvolume_equal(volume, &i->volume)) {
+ i->save_volume = i->save_volume || save;
+ return;
+ }
+
+ i->volume = *volume;
+ i->save_volume = save;
+
+ if (pa_sink_flat_volume_enabled(i->sink)) {
+ /* We are in flat volume mode, so let's update all sink input
+ * volumes and update the flat volume of the sink */
+
+ pa_sink_set_volume(i->sink, NULL, TRUE, save);
+
+ } else {
+ /* OK, we are in normal volume mode. The volume only affects
+ * ourselves */
+ set_real_ratio(i, volume);
+
+ /* Copy the new soft_volume to the thread_info struct */
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_SOFT_VOLUME, NULL, 0, NULL) == 0);
+ }
+
+ /* The volume changed, let's tell people so */
+ if (i->volume_changed)
+ i->volume_changed(i);
+
+ /* The virtual volume changed, let's tell people so */
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+}
+
+/* Called from main context */
static void set_real_ratio(pa_sink_input *i, const pa_cvolume *v) {
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
/* We don't copy the data to the thread_info data. That's left for someone else to do */
}
-/* Called from main context */
-void pa_sink_input_set_volume(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute) {
+/* Called from main or I/O context */
+pa_bool_t pa_sink_input_is_passthrough(pa_sink_input *i) {
+ pa_sink_input_assert_ref(i);
- /* Do not allow for volume changes for non-audio types */
- if (i->flags & PA_SINK_INPUT_PASSTHROUGH)
- return;
+ if (PA_UNLIKELY(!pa_format_info_is_pcm(i->format)))
+ return TRUE;
- /* test ramping -> return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 2000 * PA_USEC_PER_MSEC); */
- return pa_sink_input_set_volume_with_ramping(i, volume, save, absolute, 0);
+ if (PA_UNLIKELY(i->flags & PA_SINK_INPUT_PASSTHROUGH))
+ return TRUE;
+
+ return FALSE;
+}
+
+/* Called from main context */
+pa_bool_t pa_sink_input_is_volume_readable(pa_sink_input *i) {
+ pa_sink_input_assert_ref(i);
+ pa_assert_ctl_context();
+
+ return !pa_sink_input_is_passthrough(i);
}
/* Called from main context */
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ pa_assert(pa_sink_input_is_volume_readable(i));
- if (absolute || !(i->sink->flags & PA_SINK_FLAT_VOLUME))
+ if (absolute || !pa_sink_flat_volume_enabled(i->sink))
*volume = i->volume;
else
*volume = i->reference_ratio;
/* Called from main context */
void pa_sink_input_set_mute(pa_sink_input *i, pa_bool_t mute, pa_bool_t save) {
- /* test ramping -> return pa_sink_input_set_mute_with_ramping(i, mute, save, 2000 * PA_USEC_PER_MSEC); */
- return pa_sink_input_set_mute_with_ramping(i, mute, save, 0);
+ pa_sink_input_assert_ref(i);
+ pa_assert_ctl_context();
+ pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+
+ if (!i->muted == !mute) {
+ i->save_muted = i->save_muted || mute;
+ return;
+ }
+
+ i->muted = mute;
+ i->save_muted = save;
+
+ pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_SOFT_MUTE, NULL, 0, NULL) == 0);
+
+ /* The mute status changed, let's tell people so */
+ if (i->mute_changed)
+ i->mute_changed(i);
+
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
}
/* Called from main context */
return FALSE;
}
- if (check_passthrough_connection(i->flags, dest) < 0)
+ if (check_passthrough_connection(pa_sink_input_is_passthrough(i), dest) < 0)
return FALSE;
if (i->may_move_to)
if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED)
pa_assert_se(i->sink->n_corked-- >= 1);
- if (i->sink->flags & PA_SINK_FLAT_VOLUME)
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_leave_passthrough(i->sink);
+
+ if (pa_sink_flat_volume_enabled(i->sink))
/* We might need to update the sink's volume if we are in flat
* volume mode. */
pa_sink_set_volume(i->sink, NULL, FALSE, FALSE);
return 0;
}
+/* Called from main context. If i has an origin sink that uses volume sharing,
+ * then also the origin sink and all streams connected to it need to update
+ * their volume - this function does all that by using recursion. */
+static void update_volume_due_to_moving(pa_sink_input *i, pa_sink *dest) {
+ pa_cvolume old_volume;
+
+ pa_assert(i);
+ pa_assert(dest);
+ pa_assert(i->sink); /* The destination sink should already be set. */
+
+ if (i->origin_sink && (i->origin_sink->flags & PA_SINK_SHARE_VOLUME_WITH_MASTER)) {
+ pa_sink *root_sink = pa_sink_get_master(i->sink);
+ pa_sink_input *origin_sink_input;
+ uint32_t idx;
+
+ if (PA_UNLIKELY(!root_sink))
+ return;
+
+ if (pa_sink_flat_volume_enabled(i->sink)) {
+ /* Ok, so the origin sink uses volume sharing, and flat volume is
+ * enabled. The volume will have to be updated as follows:
+ *
+ * i->volume := i->sink->real_volume
+ * (handled later by pa_sink_set_volume)
+ * i->reference_ratio := i->volume / i->sink->reference_volume
+ * (handled later by pa_sink_set_volume)
+ * i->real_ratio stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * i->soft_volume stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ pa_assert(pa_cvolume_is_norm(&i->real_ratio));
+ pa_assert(pa_cvolume_equal(&i->soft_volume, &i->volume_factor));
+
+ /* Notifications will be sent by pa_sink_set_volume(). */
+
+ } else {
+ /* Ok, so the origin sink uses volume sharing, and flat volume is
+ * disabled. The volume will have to be updated as follows:
+ *
+ * i->volume := 0 dB
+ * i->reference_ratio := 0 dB
+ * i->real_ratio stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have real_ratio of 0 dB)
+ * i->soft_volume stays unchanged
+ * (streams whose origin sink uses volume sharing should
+ * always have volume_factor as soft_volume, so no change
+ * should be needed) */
+
+ old_volume = i->volume;
+ pa_cvolume_reset(&i->volume, i->volume.channels);
+ pa_cvolume_reset(&i->reference_ratio, i->reference_ratio.channels);
+ pa_assert(pa_cvolume_is_norm(&i->real_ratio));
+ pa_assert(pa_cvolume_equal(&i->soft_volume, &i->volume_factor));
+
+ /* Notify others about the changed sink input volume. */
+ if (!pa_cvolume_equal(&i->volume, &old_volume)) {
+ if (i->volume_changed)
+ i->volume_changed(i);
+
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ }
+ }
+
+ /* Additionally, the origin sink volume needs updating:
+ *
+ * i->origin_sink->reference_volume := root_sink->reference_volume
+ * i->origin_sink->real_volume := root_sink->real_volume
+ * i->origin_sink->soft_volume stays unchanged
+ * (sinks that use volume sharing should always have
+ * soft_volume of 0 dB) */
+
+ old_volume = i->origin_sink->reference_volume;
+
+ i->origin_sink->reference_volume = root_sink->reference_volume;
+ pa_cvolume_remap(&i->origin_sink->reference_volume, &root_sink->channel_map, &i->origin_sink->channel_map);
+
+ i->origin_sink->real_volume = root_sink->real_volume;
+ pa_cvolume_remap(&i->origin_sink->real_volume, &root_sink->channel_map, &i->origin_sink->channel_map);
+
+ pa_assert(pa_cvolume_is_norm(&i->origin_sink->soft_volume));
+
+ /* Notify others about the changed sink volume. If you wonder whether
+ * i->origin_sink->set_volume() should be called somewhere, that's not
+ * the case, because sinks that use volume sharing shouldn't have any
+ * internal volume that set_volume() would update. If you wonder
+ * whether the thread_info variables should be synced, yes, they
+ * should, and it's done by the PA_SINK_MESSAGE_FINISH_MOVE message
+ * handler. */
+ if (!pa_cvolume_equal(&i->origin_sink->reference_volume, &old_volume))
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK|PA_SUBSCRIPTION_EVENT_CHANGE, i->origin_sink->index);
+
+ /* Recursively update origin sink inputs. */
+ PA_IDXSET_FOREACH(origin_sink_input, i->origin_sink->inputs, idx)
+ update_volume_due_to_moving(origin_sink_input, dest);
+
+ } else {
+ old_volume = i->volume;
+
+ if (pa_sink_flat_volume_enabled(i->sink)) {
+ /* Ok, so this is a regular stream, and flat volume is enabled. The
+ * volume will have to be updated as follows:
+ *
+ * i->volume := i->reference_ratio * i->sink->reference_volume
+ * i->reference_ratio stays unchanged
+ * i->real_ratio := i->volume / i->sink->real_volume
+ * (handled later by pa_sink_set_volume)
+ * i->soft_volume := i->real_ratio * i->volume_factor
+ * (handled later by pa_sink_set_volume) */
+
+ i->volume = i->sink->reference_volume;
+ pa_cvolume_remap(&i->volume, &i->sink->channel_map, &i->channel_map);
+ pa_sw_cvolume_multiply(&i->volume, &i->volume, &i->reference_ratio);
+
+ } else {
+ /* Ok, so this is a regular stream, and flat volume is disabled.
+ * The volume will have to be updated as follows:
+ *
+ * i->volume := i->reference_ratio
+ * i->reference_ratio stays unchanged
+ * i->real_ratio := i->reference_ratio
+ * i->soft_volume := i->real_ratio * i->volume_factor */
+
+ i->volume = i->reference_ratio;
+ i->real_ratio = i->reference_ratio;
+ pa_sw_cvolume_multiply(&i->soft_volume, &i->real_ratio, &i->volume_factor);
+ }
+
+ /* Notify others about the changed sink input volume. */
+ if (!pa_cvolume_equal(&i->volume, &old_volume)) {
+ /* XXX: In case i->sink has flat volume enabled, then real_ratio
+ * and soft_volume are not updated yet. Let's hope that the
+ * callback implementation doesn't care about those variables... */
+ if (i->volume_changed)
+ i->volume_changed(i);
+
+ pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ }
+ }
+
+ /* If i->sink == dest, then recursion has finished, and we can finally call
+ * pa_sink_set_volume(), which will do the rest of the updates. */
+ if ((i->sink == dest) && pa_sink_flat_volume_enabled(i->sink))
+ pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
+}
+
/* Called from main context */
int pa_sink_input_finish_move(pa_sink_input *i, pa_sink *dest, pa_bool_t save) {
- pa_resampler *new_resampler;
-
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
if (!pa_sink_input_may_move_to(i, dest))
return -PA_ERR_NOTSUPPORTED;
- if (i->thread_info.resampler &&
- pa_sample_spec_equal(pa_resampler_output_sample_spec(i->thread_info.resampler), &dest->sample_spec) &&
- pa_channel_map_equal(pa_resampler_output_channel_map(i->thread_info.resampler), &dest->channel_map))
-
- /* Try to reuse the old resampler if possible */
- new_resampler = i->thread_info.resampler;
-
- else if ((i->flags & PA_SINK_INPUT_VARIABLE_RATE) ||
- !pa_sample_spec_equal(&i->sample_spec, &dest->sample_spec) ||
- !pa_channel_map_equal(&i->channel_map, &dest->channel_map)) {
+ if (pa_sink_input_is_passthrough(i) && !pa_sink_check_format(dest, i->format)) {
+ pa_proplist *p = pa_proplist_new();
+ pa_log_debug("New sink doesn't support stream format, sending format-changed and killing");
+ /* Tell the client what device we want to be on if it is going to
+ * reconnect */
+ pa_proplist_sets(p, "device", dest->name);
+ pa_sink_input_send_event(i, PA_STREAM_EVENT_FORMAT_LOST, p);
+ pa_proplist_free(p);
+ return -PA_ERR_NOTSUPPORTED;
+ }
- /* Okey, we need a new resampler for the new sink */
+ if (!(i->flags & PA_SINK_INPUT_VARIABLE_RATE) &&
+ !pa_sample_spec_equal(&i->sample_spec, &dest->sample_spec)) {
+ /* try to change dest sink rate if possible without glitches.
+ module-suspend-on-idle resumes destination sink with
+ SINK_INPUT_MOVE_FINISH hook */
- if (!(new_resampler = pa_resampler_new(
- i->core->mempool,
- &i->sample_spec, &i->channel_map,
- &dest->sample_spec, &dest->channel_map,
- i->requested_resample_method,
- ((i->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
- ((i->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
- (i->core->disable_remixing || (i->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0)))) {
- pa_log_warn("Unsupported resampling operation.");
- return -PA_ERR_NOTSUPPORTED;
- }
- } else
- new_resampler = NULL;
+ pa_log_info("Trying to change sample rate");
+ if (pa_sink_update_rate(dest, i->sample_spec.rate, pa_sink_input_is_passthrough(i)) == TRUE)
+ pa_log_info("Rate changed to %u Hz",
+ dest->sample_spec.rate);
+ else
+ pa_log_info("Resampling enabled to %u Hz",
+ dest->sample_spec.rate);
+ }
if (i->moving)
i->moving(i, dest);
if (pa_sink_input_get_state(i) == PA_SINK_INPUT_CORKED)
i->sink->n_corked++;
- /* Replace resampler and render queue */
- if (new_resampler != i->thread_info.resampler) {
-
- if (i->thread_info.resampler)
- pa_resampler_free(i->thread_info.resampler);
- i->thread_info.resampler = new_resampler;
-
- pa_memblockq_free(i->thread_info.render_memblockq);
+ pa_sink_input_update_rate(i);
- i->thread_info.render_memblockq = pa_memblockq_new(
- 0,
- MEMBLOCKQ_MAXLENGTH,
- 0,
- pa_frame_size(&i->sink->sample_spec),
- 0,
- 1,
- 0,
- &i->sink->silence);
- }
pa_sink_update_status(dest);
- if (i->sink->flags & PA_SINK_FLAT_VOLUME) {
- pa_cvolume remapped;
-
- /* Make relative volumes absolute */
- remapped = dest->reference_volume;
- pa_cvolume_remap(&remapped, &dest->channel_map, &i->channel_map);
- pa_sw_cvolume_multiply(&i->volume, &i->reference_ratio, &remapped);
+ update_volume_due_to_moving(i, dest);
- /* We might need to update the sink's volume if we are in flat volume mode. */
- pa_sink_set_volume(i->sink, NULL, FALSE, i->save_volume);
- }
+ if (pa_sink_input_is_passthrough(i))
+ pa_sink_enter_passthrough(i->sink);
pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i->sink), PA_SINK_MESSAGE_FINISH_MOVE, i, 0, NULL) == 0);
/* Notify everyone */
pa_hook_fire(&i->core->hooks[PA_CORE_HOOK_SINK_INPUT_MOVE_FINISH], i);
-
- if (i->volume_changed)
- i->volume_changed(i);
-
pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
return 0;
if (i->state_change)
i->state_change(i, state);
- i->thread_info.state = state;
-
if (corking) {
pa_log_debug("Requesting rewind due to corking");
* so that the unplayed already mixed data is not lost */
pa_sink_input_request_rewind(i, 0, TRUE, TRUE, FALSE);
+ /* Set the corked state *after* requesting rewind */
+ i->thread_info.state = state;
+
} else if (uncorking) {
+ pa_log_debug("Requesting rewind due to uncorking");
+
i->thread_info.underrun_for = (uint64_t) -1;
i->thread_info.playing_for = 0;
- pa_log_debug("Requesting rewind due to uncorking");
+ /* Set the uncorked state *before* requesting rewind */
+ i->thread_info.state = state;
/* OK, we're being uncorked. Make sure we're not rewound when
* the hw buffer is remixed and request a remix. */
pa_sink_input_request_rewind(i, 0, FALSE, TRUE, TRUE);
- }
+ } else
+ /* We may not be corking or uncorking, but we still need to set the state. */
+ i->thread_info.state = state;
}
/* Called from thread context, except when it is not. */
switch (code) {
case PA_SINK_INPUT_MESSAGE_SET_SOFT_VOLUME:
- if (pa_atomic_load(&i->before_ramping_v))
- i->thread_info.future_soft_volume = i->soft_volume;
-
if (!pa_cvolume_equal(&i->thread_info.soft_volume, &i->soft_volume)) {
- if (!pa_atomic_load(&i->before_ramping_v))
- i->thread_info.soft_volume = i->soft_volume;
+ i->thread_info.soft_volume = i->soft_volume;
pa_sink_input_request_rewind(i, 0, TRUE, FALSE, FALSE);
}
return 0;
case PA_SINK_INPUT_MESSAGE_SET_SOFT_MUTE:
- if (pa_atomic_load(&i->before_ramping_m))
- i->thread_info.future_muted = i->muted;
-
if (i->thread_info.muted != i->muted) {
- if (!pa_atomic_load(&i->before_ramping_m))
- i->thread_info.muted = i->muted;
+ i->thread_info.muted = i->muted;
pa_sink_input_request_rewind(i, 0, TRUE, FALSE, FALSE);
}
return 0;
*r = i->thread_info.requested_sink_latency;
return 0;
}
-
- case PA_SINK_INPUT_MESSAGE_SET_ENVELOPE: {
- if (!i->thread_info.ramp_info.envelope)
- i->thread_info.ramp_info.envelope = pa_envelope_new(&i->sink->sample_spec);
-
- if (i->thread_info.ramp_info.envelope && i->thread_info.ramp_info.item) {
- pa_envelope_remove(i->thread_info.ramp_info.envelope, i->thread_info.ramp_info.item);
- i->thread_info.ramp_info.item = NULL;
- }
-
- i->thread_info.ramp_info.item = pa_envelope_add(i->thread_info.ramp_info.envelope, &i->using_def);
- i->thread_info.ramp_info.is_ramping = TRUE;
- i->thread_info.ramp_info.envelope_dead = FALSE;
- i->thread_info.ramp_info.envelope_dying = 0;
-
- if (i->thread_info.ramp_info.envelope)
- pa_envelope_restart(i->thread_info.ramp_info.envelope);
-
- return 0;
- }
}
return -PA_ERR_NOTIMPLEMENTED;
nbytes = PA_MAX(i->thread_info.rewrite_nbytes, nbytes);
- /* pa_log_debug("request rewrite %zu", nbytes); */
+#ifdef SINK_INPUT_DEBUG
+ pa_log_debug("request rewrite %zu", nbytes);
+#endif
/* Calculate how much we can rewind locally without having to
* touch the sink */
pa_proplist_free(pl);
}
-/* Called from IO context */
-static void sink_input_volume_ramping(pa_sink_input* i, pa_memchunk* chunk) {
- pa_assert(i);
- pa_assert(chunk);
- pa_assert(chunk->memblock);
- pa_assert(i->thread_info.ramp_info.is_ramping);
-
- /* Volume is adjusted with ramping effect here */
- pa_envelope_apply(i->thread_info.ramp_info.envelope, chunk);
-
- if (pa_envelope_is_finished(i->thread_info.ramp_info.envelope)) {
- i->thread_info.ramp_info.is_ramping = FALSE;
- if (pa_atomic_load(&i->before_ramping_v)) {
- i->thread_info.soft_volume = i->thread_info.future_soft_volume;
- pa_atomic_store(&i->before_ramping_v, 0);
- }
- else if (pa_atomic_load(&i->before_ramping_m)) {
- i->thread_info.muted = i->thread_info.future_muted;
- pa_atomic_store(&i->before_ramping_m, 0);
- }
- }
-}
-
-/*
- * Called from main context
- * This function should be called inside pa_sink_input_set_volume_with_ramping
- * should be called after soft_volume of sink_input and sink are all adjusted
- */
-static void sink_input_set_ramping_info(pa_sink_input* i, pa_volume_t pre_virtual_volume, pa_volume_t target_virtual_volume, pa_usec_t t) {
-
- int32_t target_abs_vol, target_apply_vol, pre_apply_vol;
- pa_assert(i);
-
- pa_log_debug("Sink input's soft volume is %d= %f ", pa_cvolume_avg(&i->soft_volume), pa_sw_volume_to_linear(pa_cvolume_avg(&i->soft_volume)));
-
- /* Calculation formula are target_abs_vol := i->soft_volume
- * target_apply_vol := lrint(pa_sw_volume_to_linear(target_abs_vol) * 0x10000)
- * pre_apply_vol := ( previous_virtual_volume / target_virtual_volume ) * target_apply_vol
- *
- * Will do volume adjustment inside pa_sink_input_peek
- */
- target_abs_vol = pa_cvolume_avg(&i->soft_volume);
- target_apply_vol = (int32_t) lrint(pa_sw_volume_to_linear(target_abs_vol) * 0x10000);
- pre_apply_vol = (int32_t) ((pa_sw_volume_to_linear(pre_virtual_volume) / pa_sw_volume_to_linear(target_virtual_volume)) * target_apply_vol);
-
- i->using_def.n_points = 2;
- i->using_def.points_x[0] = 0;
- i->using_def.points_x[1] = t;
- i->using_def.points_y.i[0] = pre_apply_vol;
- i->using_def.points_y.i[1] = target_apply_vol;
- i->using_def.points_y.f[0] = ((float) i->using_def.points_y.i[0]) /0x10000;
- i->using_def.points_y.f[1] = ((float) i->using_def.points_y.i[1]) /0x10000;
-
- pa_log_debug("Volume Ramping: Point 1 is %d=%f, Point 2 is %d=%f\n", i->using_def.points_y.i[0], i->using_def.points_y.f[0],
- i->using_def.points_y.i[1], i->using_def.points_y.f[1]);
-
- pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_ENVELOPE, NULL, 0, NULL) == 0);
-}
-
/* Called from main context */
-static void sink_input_set_ramping_info_for_mute(pa_sink_input* i, pa_bool_t mute, pa_usec_t t) {
-
- int32_t cur_vol;
- pa_assert(i);
-
- i->using_def.n_points = 2;
- i->using_def.points_x[0] = 0;
- i->using_def.points_x[1] = t;
- cur_vol = (int32_t) lrint( pa_sw_volume_to_linear(pa_cvolume_avg(&i->soft_volume)) * 0x10000);
-
- if (mute) {
- i->using_def.points_y.i[0] = cur_vol;
- i->using_def.points_y.i[1] = 0;
- } else {
- i->using_def.points_y.i[0] = 0;
- i->using_def.points_y.i[1] = cur_vol;
- }
-
- i->using_def.points_y.f[0] = ((float) i->using_def.points_y.i[0]) /0x10000;
- i->using_def.points_y.f[1] = ((float) i->using_def.points_y.i[1]) /0x10000;
-
- pa_log_debug("Mute Ramping: Point 1 is %d=%f, Point 2 is %d=%f\n", i->using_def.points_y.i[0], i->using_def.points_y.f[0],
- i->using_def.points_y.i[1], i->using_def.points_y.f[1]);
-
- pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_ENVELOPE, NULL, 0, NULL) == 0);
-}
-
-/* Called from IO context */
-static void sink_input_release_envelope(pa_sink_input *i) {
- pa_assert(i);
- pa_assert(!i->thread_info.ramp_info.is_ramping);
- pa_assert(i->thread_info.ramp_info.envelope_dead);
-
- pa_envelope_free(i->thread_info.ramp_info.envelope);
- i->thread_info.ramp_info.envelope = NULL;
- i->thread_info.ramp_info.item = NULL;
-}
-
-/* Called from IO context */
-static void sink_input_rewind_ramp_info(pa_sink_input *i, size_t nbytes) {
- pa_assert(i);
-
- if (!i->thread_info.ramp_info.envelope_dead) {
- int32_t envelope_length;
-
- pa_assert(i->thread_info.ramp_info.envelope);
-
- envelope_length = pa_envelope_length(i->thread_info.ramp_info.envelope);
-
- if (i->thread_info.ramp_info.envelope_dying > envelope_length) {
- if ((int32_t) (i->thread_info.ramp_info.envelope_dying - nbytes) < envelope_length) {
- pa_log_debug("Envelope Become Alive");
- pa_envelope_rewind(i->thread_info.ramp_info.envelope, envelope_length - (i->thread_info.ramp_info.envelope_dying - nbytes));
- i->thread_info.ramp_info.is_ramping = TRUE;
- }
- } else if (i->thread_info.ramp_info.envelope_dying < envelope_length) {
- if ((i->thread_info.ramp_info.envelope_dying - (ssize_t) nbytes) <= 0) {
- pa_log_debug("Envelope Restart");
- pa_envelope_restart(i->thread_info.ramp_info.envelope);
- }
- else {
- pa_log_debug("Envelope Simple Rewind");
- pa_envelope_rewind(i->thread_info.ramp_info.envelope, nbytes);
- }
- }
-
- i->thread_info.ramp_info.envelope_dying -= nbytes;
- if (i->thread_info.ramp_info.envelope_dying <= 0)
- i->thread_info.ramp_info.envelope_dying = 0;
- }
-}
-
-void pa_sink_input_set_volume_with_ramping(pa_sink_input *i, const pa_cvolume *volume, pa_bool_t save, pa_bool_t absolute, pa_usec_t t){
- pa_cvolume v;
- pa_volume_t previous_virtual_volume, target_virtual_volume;
+/* Updates the sink input's resampler with whatever the current sink requires
+ * -- useful when the underlying sink's rate might have changed */
+int pa_sink_input_update_rate(pa_sink_input *i) {
+ pa_resampler *new_resampler;
+ char *memblockq_name;
pa_sink_input_assert_ref(i);
pa_assert_ctl_context();
- pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
- pa_assert(volume);
- pa_assert(pa_cvolume_valid(volume));
- pa_assert(volume->channels == 1 || pa_cvolume_compatible(volume, &i->sample_spec));
- if ((i->sink->flags & PA_SINK_FLAT_VOLUME) && !absolute) {
- v = i->sink->reference_volume;
- pa_cvolume_remap(&v, &i->sink->channel_map, &i->channel_map);
-
- if (pa_cvolume_compatible(volume, &i->sample_spec))
- volume = pa_sw_cvolume_multiply(&v, &v, volume);
- else
- volume = pa_sw_cvolume_multiply_scalar(&v, &v, pa_cvolume_max(volume));
- } else {
-
- if (!pa_cvolume_compatible(volume, &i->sample_spec)) {
- v = i->volume;
- volume = pa_cvolume_scale(&v, pa_cvolume_max(volume));
- }
- }
-
- if (pa_cvolume_equal(volume, &i->volume)) {
- i->save_volume = i->save_volume || save;
- return;
- }
-
- previous_virtual_volume = pa_cvolume_avg(&i->volume);
- target_virtual_volume = pa_cvolume_avg(volume);
-
- if (t > 0 && target_virtual_volume > 0)
- pa_log_debug("SetVolumeWithRamping: Virtual Volume From %u=%f to %u=%f\n", previous_virtual_volume, pa_sw_volume_to_linear(previous_virtual_volume),
- target_virtual_volume, pa_sw_volume_to_linear(target_virtual_volume));
-
- i->volume = *volume;
- i->save_volume = save;
-
- /* Set this flag before the following code modify i->thread_info.soft_volume */
- if (t > 0 && target_virtual_volume > 0)
- pa_atomic_store(&i->before_ramping_v, 1);
-
- if (i->sink->flags & PA_SINK_FLAT_VOLUME) {
- /* We are in flat volume mode, so let's update all sink input
- * volumes and update the flat volume of the sink */
-
- pa_sink_set_volume(i->sink, NULL, TRUE, save);
-
- } else {
- /* OK, we are in normal volume mode. The volume only affects
- * ourselves */
- set_real_ratio(i, volume);
-
- /* Copy the new soft_volume to the thread_info struct */
- pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_SOFT_VOLUME, NULL, 0, NULL) == 0);
- }
+ if (i->thread_info.resampler &&
+ pa_sample_spec_equal(pa_resampler_output_sample_spec(i->thread_info.resampler), &i->sink->sample_spec) &&
+ pa_channel_map_equal(pa_resampler_output_channel_map(i->thread_info.resampler), &i->sink->channel_map))
- if (t > 0 && target_virtual_volume > 0)
- sink_input_set_ramping_info(i, previous_virtual_volume, target_virtual_volume, t);
+ new_resampler = i->thread_info.resampler;
- /* The volume changed, let's tell people so */
- if (i->volume_changed)
- i->volume_changed(i);
+ else if (!pa_sink_input_is_passthrough(i) &&
+ ((i->flags & PA_SINK_INPUT_VARIABLE_RATE) ||
+ !pa_sample_spec_equal(&i->sample_spec, &i->sink->sample_spec) ||
+ !pa_channel_map_equal(&i->channel_map, &i->sink->channel_map))) {
- /* The virtual volume changed, let's tell people so */
- pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
-}
+ new_resampler = pa_resampler_new(i->core->mempool,
+ &i->sample_spec, &i->channel_map,
+ &i->sink->sample_spec, &i->sink->channel_map,
+ i->requested_resample_method,
+ ((i->flags & PA_SINK_INPUT_VARIABLE_RATE) ? PA_RESAMPLER_VARIABLE_RATE : 0) |
+ ((i->flags & PA_SINK_INPUT_NO_REMAP) ? PA_RESAMPLER_NO_REMAP : 0) |
+ (i->core->disable_remixing || (i->flags & PA_SINK_INPUT_NO_REMIX) ? PA_RESAMPLER_NO_REMIX : 0));
-void pa_sink_input_set_mute_with_ramping(pa_sink_input *i, pa_bool_t mute, pa_bool_t save, pa_usec_t t){
+ if (!new_resampler) {
+ pa_log_warn("Unsupported resampling operation.");
+ return -PA_ERR_NOTSUPPORTED;
+ }
+ } else
+ new_resampler = NULL;
- pa_sink_input_assert_ref(i);
- pa_assert_ctl_context();
- pa_assert(PA_SINK_INPUT_IS_LINKED(i->state));
+ if (new_resampler == i->thread_info.resampler)
+ return 0;
- if (!i->muted == !mute) {
- i->save_muted = i->save_muted || mute;
- return;
- }
+ if (i->thread_info.resampler)
+ pa_resampler_free(i->thread_info.resampler);
- i->muted = mute;
- i->save_muted = save;
+ i->thread_info.resampler = new_resampler;
- /* Set this flag before the following code modify i->thread_info.muted, otherwise distortion will be heard */
- if (t > 0)
- pa_atomic_store(&i->before_ramping_m, 1);
+ pa_memblockq_free(i->thread_info.render_memblockq);
- pa_assert_se(pa_asyncmsgq_send(i->sink->asyncmsgq, PA_MSGOBJECT(i), PA_SINK_INPUT_MESSAGE_SET_SOFT_MUTE, NULL, 0, NULL) == 0);
+ memblockq_name = pa_sprintf_malloc("sink input render_memblockq [%u]", i->index);
+ i->thread_info.render_memblockq = pa_memblockq_new(
+ memblockq_name,
+ 0,
+ MEMBLOCKQ_MAXLENGTH,
+ 0,
+ &i->sink->sample_spec,
+ 0,
+ 1,
+ 0,
+ &i->sink->silence);
+ pa_xfree(memblockq_name);
- if (t > 0)
- sink_input_set_ramping_info_for_mute(i, mute, t);
+ i->actual_resample_method = new_resampler ? pa_resampler_get_method(new_resampler) : PA_RESAMPLER_INVALID;
- /* The mute status changed, let's tell people so */
- if (i->mute_changed)
- i->mute_changed(i);
+ pa_log_debug("Updated resmpler for sink input %d", i->index);
- pa_subscription_post(i->core, PA_SUBSCRIPTION_EVENT_SINK_INPUT|PA_SUBSCRIPTION_EVENT_CHANGE, i->index);
+ return 0;
}