[pulseaudio-commits] src/daemon src/modules src/pulsecore

Tanu Kaskinen tanuk at kemper.freedesktop.org
Thu Jun 5 06:00:25 PDT 2014


 src/daemon/daemon-conf.c      |    6 ++----
 src/modules/dbus/iface-core.c |    6 ++----
 src/pulsecore/modargs.c       |    3 ---
 src/pulsecore/sink.c          |   32 ++++++++++++++------------------
 src/pulsecore/source.c        |   32 ++++++++++++++------------------
 5 files changed, 32 insertions(+), 47 deletions(-)

New commits:
commit 42c814b9f320c5868fac98b4291265ca00e79fde
Author: Alexander E. Patrakov <patrakov at gmail.com>
Date:   Mon Jun 2 22:45:31 2014 +0600

    source, sink: Support weird sample rates
    
    This fixes assertion failures that manifest themselves with cards that
    support only weird rates such as 37286Hz. Tested with snd-pcsp.
    
    Signed-off-by: Alexander E. Patrakov <patrakov at gmail.com>
    BugLink: https://bugs.freedesktop.org/show_bug.cgi?id=48109

diff --git a/src/daemon/daemon-conf.c b/src/daemon/daemon-conf.c
index ce777a6..d0e177c 100644
--- a/src/daemon/daemon-conf.c
+++ b/src/daemon/daemon-conf.c
@@ -345,8 +345,7 @@ static int parse_sample_rate(pa_config_parser_state *state) {
 
     c = state->data;
 
-    if (pa_atou(state->rvalue, &r) < 0 || !pa_sample_rate_valid(r) ||
-        !((r % 4000 == 0) || (r % 11025 == 0))) {
+    if (pa_atou(state->rvalue, &r) < 0 || !pa_sample_rate_valid(r)) {
         pa_log(_("[%s:%u] Invalid sample rate '%s'."), state->filename, state->lineno, state->rvalue);
         return -1;
     }
@@ -363,8 +362,7 @@ static int parse_alternate_sample_rate(pa_config_parser_state *state) {
 
     c = state->data;
 
-    if (pa_atou(state->rvalue, &r) < 0 || !pa_sample_rate_valid(r) ||
-        !((r % 4000==0) || (r % 11025 == 0))) {
+    if (pa_atou(state->rvalue, &r) < 0 || !pa_sample_rate_valid(r)) {
         pa_log(_("[%s:%u] Invalid sample rate '%s'."), state->filename, state->lineno, state->rvalue);
         return -1;
     }
diff --git a/src/modules/dbus/iface-core.c b/src/modules/dbus/iface-core.c
index c7853cc..90f862e 100644
--- a/src/modules/dbus/iface-core.c
+++ b/src/modules/dbus/iface-core.c
@@ -544,8 +544,7 @@ static void handle_set_default_sample_rate(DBusConnection *conn, DBusMessage *ms
 
     dbus_message_iter_get_basic(iter, &default_sample_rate);
 
-    if (!pa_sample_rate_valid(default_sample_rate) ||
-        !((default_sample_rate % 4000 == 0) || (default_sample_rate % 11025 == 0)))  {
+    if (!pa_sample_rate_valid(default_sample_rate)) {
         pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate.");
         return;
     }
@@ -579,8 +578,7 @@ static void handle_set_alternate_sample_rate(DBusConnection *conn, DBusMessage *
 
     dbus_message_iter_get_basic(iter, &alternate_sample_rate);
 
-    if (!pa_sample_rate_valid(alternate_sample_rate) ||
-        !((alternate_sample_rate % 4000 == 0) || (alternate_sample_rate % 11025 == 0))) {
+    if (!pa_sample_rate_valid(alternate_sample_rate)) {
         pa_dbus_send_error(conn, msg, DBUS_ERROR_INVALID_ARGS, "Invalid sample rate.");
         return;
     }
diff --git a/src/pulsecore/modargs.c b/src/pulsecore/modargs.c
index a9c4e10..01ba5e4 100644
--- a/src/pulsecore/modargs.c
+++ b/src/pulsecore/modargs.c
@@ -418,9 +418,6 @@ int pa_modargs_get_alternate_sample_rate(pa_modargs *ma, uint32_t *alternate_rat
         !pa_sample_rate_valid(*alternate_rate))
         return -1;
 
-    if (!((rate_local % 4000 == 0) || (rate_local % 11025 == 0)))
-        return -1;
-
     *alternate_rate = rate_local;
 
     return 0;
diff --git a/src/pulsecore/sink.c b/src/pulsecore/sink.c
index fbb14d2..ccf6ea1 100644
--- a/src/pulsecore/sink.c
+++ b/src/pulsecore/sink.c
@@ -1387,7 +1387,8 @@ int pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
     uint32_t alternate_rate = s->alternate_sample_rate;
     uint32_t idx;
     pa_sink_input *i;
-    bool use_alternate = false;
+    bool default_rate_is_usable = false;
+    bool alternate_rate_is_usable = false;
 
     if (rate == s->sample_spec.rate)
         return 0;
@@ -1396,7 +1397,7 @@ int pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
         return -1;
 
     if (PA_UNLIKELY(default_rate == alternate_rate && !passthrough)) {
-        pa_log_debug("Default and alternate sample rates are the same.");
+        pa_log_debug("Default and alternate sample rates are the same, so there is no point in switching.");
         return -1;
     }
 
@@ -1416,25 +1417,20 @@ int pa_sink_update_rate(pa_sink *s, uint32_t rate, bool passthrough) {
     if (PA_UNLIKELY(!pa_sample_rate_valid(desired_rate)))
         return -1;
 
-    if (!passthrough) {
-        pa_assert((default_rate % 4000 == 0) || (default_rate % 11025 == 0));
-        pa_assert((alternate_rate % 4000 == 0) || (alternate_rate % 11025 == 0));
-
-        if (default_rate % 11025 == 0) {
-            if ((alternate_rate % 4000 == 0) && (desired_rate % 4000 == 0))
-                use_alternate=true;
-        } else {
-            /* default is 4000 multiple */
-            if ((alternate_rate % 11025 == 0) && (desired_rate % 11025 == 0))
-                use_alternate=true;
-        }
-
-        if (use_alternate)
+    if (!passthrough && default_rate != desired_rate && alternate_rate != desired_rate) {
+        if (default_rate % 11025 == 0 && desired_rate % 11025 == 0)
+            default_rate_is_usable = true;
+        if (default_rate % 4000 == 0 && desired_rate % 4000 == 0)
+            default_rate_is_usable = true;
+        if (alternate_rate && alternate_rate % 11025 == 0 && desired_rate % 11025 == 0)
+            alternate_rate_is_usable = true;
+        if (alternate_rate && alternate_rate % 4000 == 0 && desired_rate % 4000 == 0)
+            alternate_rate_is_usable = true;
+
+        if (alternate_rate_is_usable && !default_rate_is_usable)
             desired_rate = alternate_rate;
         else
             desired_rate = default_rate;
-    } else {
-        desired_rate = rate; /* use stream sampling rate, discard default/alternate settings */
     }
 
     if (desired_rate == s->sample_spec.rate)
diff --git a/src/pulsecore/source.c b/src/pulsecore/source.c
index 61d42fa..d2b8375 100644
--- a/src/pulsecore/source.c
+++ b/src/pulsecore/source.c
@@ -975,7 +975,8 @@ int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
     uint32_t desired_rate = rate;
     uint32_t default_rate = s->default_sample_rate;
     uint32_t alternate_rate = s->alternate_sample_rate;
-    bool use_alternate = false;
+    bool default_rate_is_usable = false;
+    bool alternate_rate_is_usable = false;
 
     if (rate == s->sample_spec.rate)
         return 0;
@@ -984,7 +985,7 @@ int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
         return -1;
 
     if (PA_UNLIKELY(default_rate == alternate_rate && !passthrough)) {
-        pa_log_debug("Default and alternate sample rates are the same.");
+        pa_log_debug("Default and alternate sample rates are the same, so there is no point in switching.");
         return -1;
     }
 
@@ -1004,25 +1005,20 @@ int pa_source_update_rate(pa_source *s, uint32_t rate, bool passthrough) {
     if (PA_UNLIKELY(!pa_sample_rate_valid(desired_rate)))
         return -1;
 
-    if (!passthrough) {
-        pa_assert((default_rate % 4000 == 0) || (default_rate % 11025 == 0));
-        pa_assert((alternate_rate % 4000 == 0) || (alternate_rate % 11025 == 0));
-
-        if (default_rate % 11025 == 0) {
-            if ((alternate_rate % 4000 == 0) && (desired_rate % 4000 == 0))
-                use_alternate=true;
-        } else {
-            /* default is 4000 multiple */
-            if ((alternate_rate % 11025 == 0) && (desired_rate % 11025 == 0))
-                use_alternate=true;
-        }
-
-        if (use_alternate)
+    if (!passthrough && default_rate != desired_rate && alternate_rate != desired_rate) {
+        if (default_rate % 11025 == 0 && desired_rate % 11025 == 0)
+            default_rate_is_usable = true;
+        if (default_rate % 4000 == 0 && desired_rate % 4000 == 0)
+            default_rate_is_usable = true;
+        if (alternate_rate && alternate_rate % 11025 == 0 && desired_rate % 11025 == 0)
+            alternate_rate_is_usable = true;
+        if (alternate_rate && alternate_rate % 4000 == 0 && desired_rate % 4000 == 0)
+            alternate_rate_is_usable = true;
+
+        if (alternate_rate_is_usable && !default_rate_is_usable)
             desired_rate = alternate_rate;
         else
             desired_rate = default_rate;
-    } else {
-        desired_rate = rate; /* use stream sampling rate, discard default/alternate settings */
     }
 
     if (desired_rate == s->sample_spec.rate)



More information about the pulseaudio-commits mailing list