Merge pull request #1270 from g4jc/libcubeb

Update libcubeb

1 files changed, 93 insertions, 67 deletions

diff --git a/media/libcubeb/src/cubeb_jack.cpp b/media/libcubeb/src/cubeb_jack.cpp
index 8f995da66..1ab876c3f 100644
--- a/media/libcubeb/src/cubeb_jack.cpp
+++ b/media/libcubeb/src/cubeb_jack.cpp
@@ -8,23 +8,20 @@
  */
 #define _DEFAULT_SOURCE
 #define _BSD_SOURCE
+#ifndef __FreeBSD__
 #define _POSIX_SOURCE
-#include <algorithm>
+#endif
 #include <dlfcn.h>
-#include <limits>
 #include <stdio.h>
-#include <sys/time.h>
-#include <assert.h>
 #include <string.h>
 #include <limits.h>
-#include <poll.h>
-#include <unistd.h>
 #include <stdlib.h>
 #include <pthread.h>
 #include <math.h>
 #include "cubeb/cubeb.h"
 #include "cubeb-internal.h"
 #include "cubeb_resampler.h"
+#include "cubeb_utils.h"
 
 #include <jack/jack.h>
 #include <jack/statistics.h>
@@ -98,7 +95,9 @@ static int cbjack_stream_device_destroy(cubeb_stream * stream,
                                         cubeb_device * device);
 static int cbjack_stream_get_current_device(cubeb_stream * stm, cubeb_device ** const device);
 static int cbjack_enumerate_devices(cubeb * context, cubeb_device_type type,
-                                    cubeb_device_collection ** collection);
+                                    cubeb_device_collection * collection);
+static int cbjack_device_collection_destroy(cubeb * context,
+                                            cubeb_device_collection * collection);
 static int cbjack_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_name,
                               cubeb_devid input_device,
                               cubeb_stream_params * input_stream_params,
@@ -121,15 +120,16 @@ static struct cubeb_ops const cbjack_ops = {
   .get_min_latency = cbjack_get_min_latency,
   .get_preferred_sample_rate = cbjack_get_preferred_sample_rate,
   .enumerate_devices = cbjack_enumerate_devices,
+  .device_collection_destroy = cbjack_device_collection_destroy,
   .destroy = cbjack_destroy,
   .stream_init = cbjack_stream_init,
   .stream_destroy = cbjack_stream_destroy,
   .stream_start = cbjack_stream_start,
   .stream_stop = cbjack_stream_stop,
+  .stream_reset_default_device = NULL,
   .stream_get_position = cbjack_stream_get_position,
   .stream_get_latency = cbjack_get_latency,
   .stream_set_volume = cbjack_stream_set_volume,
-  .stream_set_panning = NULL,
   .stream_get_current_device = cbjack_stream_get_current_device,
   .stream_device_destroy = cbjack_stream_device_destroy,
   .stream_register_device_changed_callback = NULL,
@@ -137,7 +137,10 @@ static struct cubeb_ops const cbjack_ops = {
 };
 
 struct cubeb_stream {
+  /* Note: Must match cubeb_stream layout in cubeb.c. */
   cubeb * context;
+  void * user_ptr;
+  /**/
 
   /**< Mutex for each stream */
   pthread_mutex_t mutex;
@@ -147,7 +150,6 @@ struct cubeb_stream {
 
   cubeb_data_callback data_callback;
   cubeb_state_callback state_callback;
-  void * user_ptr;
   cubeb_stream_params in_params;
   cubeb_stream_params out_params;
 
@@ -183,7 +185,6 @@ struct cubeb {
   cubeb_stream streams[MAX_STREAMS];
   unsigned int active_streams;
 
-  cubeb_device_info * devinfo[2];
   cubeb_device_collection_changed_callback collection_changed_callback;
 
   bool active;
@@ -210,6 +211,9 @@ load_jack_lib(cubeb * context)
 # endif
 #else
   context->libjack = dlopen("libjack.so.0", RTLD_LAZY);
+  if (!context->libjack) {
+    context->libjack = dlopen("libjack.so", RTLD_LAZY);
+  }
 #endif
   if (!context->libjack) {
     return CUBEB_ERROR;
@@ -230,9 +234,10 @@ load_jack_lib(cubeb * context)
   return CUBEB_OK;
 }
 
-static void
+static int
 cbjack_connect_ports (cubeb_stream * stream)
 {
+  int r = CUBEB_ERROR;
   const char ** phys_in_ports = api_jack_get_ports (stream->context->jack_client,
                                                    NULL, NULL,
                                                    JackPortIsInput
@@ -242,7 +247,7 @@ cbjack_connect_ports (cubeb_stream * stream)
                                                     JackPortIsOutput
                                                     | JackPortIsPhysical);
 
- if (*phys_in_ports == NULL) {
+ if (phys_in_ports == NULL || *phys_in_ports == NULL) {
     goto skipplayback;
   }
 
@@ -252,9 +257,10 @@ cbjack_connect_ports (cubeb_stream * stream)
 
     api_jack_connect (stream->context->jack_client, src_port, phys_in_ports[c]);
   }
+  r = CUBEB_OK;
 
 skipplayback:
-  if (*phys_out_ports == NULL) {
+  if (phys_out_ports == NULL || *phys_out_ports == NULL) {
     goto end;
   }
   // Connect inputs to capture
@@ -263,9 +269,15 @@ skipplayback:
 
     api_jack_connect (stream->context->jack_client, phys_out_ports[c], src_port);
   }
+  r = CUBEB_OK;
 end:
-  api_jack_free(phys_out_ports);
-  api_jack_free(phys_in_ports);
+  if (phys_out_ports) {
+    api_jack_free(phys_out_ports);
+  }
+  if (phys_in_ports) {
+    api_jack_free(phys_in_ports);
+  }
+  return r;
 }
 
 static int
@@ -426,7 +438,6 @@ cbjack_process(jack_nframes_t nframes, void * arg)
   return 0;
 }
 
-
 static void
 cbjack_deinterleave_playback_refill_float(cubeb_stream * stream, float ** in, float ** bufs_out, jack_nframes_t nframes)
 {
@@ -439,7 +450,6 @@ cbjack_deinterleave_playback_refill_float(cubeb_stream * stream, float ** in, fl
   long done_frames = 0;
   long input_frames_count = (in != NULL) ? nframes : 0;
 
-
   done_frames = cubeb_resampler_fill(stream->resampler,
                                      inptr,
                                      &input_frames_count,
@@ -736,6 +746,12 @@ cbjack_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_
   if (input_device || output_device)
     return CUBEB_ERROR_NOT_SUPPORTED;
 
+  // Loopback is unsupported
+  if ((input_stream_params && (input_stream_params->prefs & CUBEB_STREAM_PREF_LOOPBACK)) ||
+      (output_stream_params && (output_stream_params->prefs & CUBEB_STREAM_PREF_LOOPBACK))) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
   *stream = NULL;
 
   // Find a free stream.
@@ -867,7 +883,11 @@ cbjack_stream_init(cubeb * context, cubeb_stream ** stream, char const * stream_
     }
   }
 
-  cbjack_connect_ports(stm);
+  if (cbjack_connect_ports(stm) != CUBEB_OK) {
+    pthread_mutex_unlock(&stm->mutex);
+    cbjack_stream_destroy(stm);
+    return CUBEB_ERROR;
+  }
 
   *stream = stm;
 
@@ -940,7 +960,6 @@ cbjack_stream_set_volume(cubeb_stream * stm, float volume)
   return CUBEB_OK;
 }
 
-
 static int
 cbjack_stream_get_current_device(cubeb_stream * stm, cubeb_device ** const device)
 {
@@ -978,70 +997,77 @@ cbjack_stream_device_destroy(cubeb_stream * /*stream*/,
   return CUBEB_OK;
 }
 
+#define JACK_DEFAULT_IN "JACK capture"
+#define JACK_DEFAULT_OUT "JACK playback"
+
 static int
 cbjack_enumerate_devices(cubeb * context, cubeb_device_type type,
-                         cubeb_device_collection ** collection)
+                         cubeb_device_collection * collection)
 {
   if (!context)
     return CUBEB_ERROR;
 
   uint32_t rate;
-  uint8_t i = 0;
-  uint8_t j;
   cbjack_get_preferred_sample_rate(context, &rate);
-  const char * j_in = "JACK capture";
-  const char * j_out = "JACK playback";
+
+  cubeb_device_info * devices = new cubeb_device_info[2];
+  if (!devices)
+    return CUBEB_ERROR;
+  PodZero(devices, 2);
+  collection->count = 0;
 
   if (type & CUBEB_DEVICE_TYPE_OUTPUT) {
-    context->devinfo[i] = (cubeb_device_info *)malloc(sizeof(cubeb_device_info));
-    context->devinfo[i]->device_id = strdup(j_out);
-    context->devinfo[i]->devid = context->devinfo[i]->device_id;
-    context->devinfo[i]->friendly_name = strdup(j_out);
-    context->devinfo[i]->group_id = strdup(j_out);
-    context->devinfo[i]->vendor_name = strdup(j_out);
-    context->devinfo[i]->type = CUBEB_DEVICE_TYPE_OUTPUT;
-    context->devinfo[i]->state = CUBEB_DEVICE_STATE_ENABLED;
-    context->devinfo[i]->preferred = CUBEB_DEVICE_PREF_ALL;
-    context->devinfo[i]->format = CUBEB_DEVICE_FMT_F32NE;
-    context->devinfo[i]->default_format = CUBEB_DEVICE_FMT_F32NE;
-    context->devinfo[i]->max_channels = MAX_CHANNELS;
-    context->devinfo[i]->min_rate = rate;
-    context->devinfo[i]->max_rate = rate;
-    context->devinfo[i]->default_rate = rate;
-    context->devinfo[i]->latency_lo = 0;
-    context->devinfo[i]->latency_hi = 0;
-    i++;
+    cubeb_device_info * cur = &devices[collection->count];
+    cur->device_id = JACK_DEFAULT_OUT;
+    cur->devid = (cubeb_devid) cur->device_id;
+    cur->friendly_name = JACK_DEFAULT_OUT;
+    cur->group_id = JACK_DEFAULT_OUT;
+    cur->vendor_name = JACK_DEFAULT_OUT;
+    cur->type = CUBEB_DEVICE_TYPE_OUTPUT;
+    cur->state = CUBEB_DEVICE_STATE_ENABLED;
+    cur->preferred = CUBEB_DEVICE_PREF_ALL;
+    cur->format = CUBEB_DEVICE_FMT_F32NE;
+    cur->default_format = CUBEB_DEVICE_FMT_F32NE;
+    cur->max_channels = MAX_CHANNELS;
+    cur->min_rate = rate;
+    cur->max_rate = rate;
+    cur->default_rate = rate;
+    cur->latency_lo = 0;
+    cur->latency_hi = 0;
+    collection->count +=1 ;
   }
 
   if (type & CUBEB_DEVICE_TYPE_INPUT) {
-    context->devinfo[i] = (cubeb_device_info *)malloc(sizeof(cubeb_device_info));
-    context->devinfo[i]->device_id = strdup(j_in);
-    context->devinfo[i]->devid = context->devinfo[i]->device_id;
-    context->devinfo[i]->friendly_name = strdup(j_in);
-    context->devinfo[i]->group_id = strdup(j_in);
-    context->devinfo[i]->vendor_name = strdup(j_in);
-    context->devinfo[i]->type = CUBEB_DEVICE_TYPE_INPUT;
-    context->devinfo[i]->state = CUBEB_DEVICE_STATE_ENABLED;
-    context->devinfo[i]->preferred = CUBEB_DEVICE_PREF_ALL;
-    context->devinfo[i]->format = CUBEB_DEVICE_FMT_F32NE;
-    context->devinfo[i]->default_format = CUBEB_DEVICE_FMT_F32NE;
-    context->devinfo[i]->max_channels = MAX_CHANNELS;
-    context->devinfo[i]->min_rate = rate;
-    context->devinfo[i]->max_rate = rate;
-    context->devinfo[i]->default_rate = rate;
-    context->devinfo[i]->latency_lo = 0;
-    context->devinfo[i]->latency_hi = 0;
-    i++;
+    cubeb_device_info * cur = &devices[collection->count];
+    cur->device_id = JACK_DEFAULT_IN;
+    cur->devid = (cubeb_devid) cur->device_id;
+    cur->friendly_name = JACK_DEFAULT_IN;
+    cur->group_id = JACK_DEFAULT_IN;
+    cur->vendor_name = JACK_DEFAULT_IN;
+    cur->type = CUBEB_DEVICE_TYPE_INPUT;
+    cur->state = CUBEB_DEVICE_STATE_ENABLED;
+    cur->preferred = CUBEB_DEVICE_PREF_ALL;
+    cur->format = CUBEB_DEVICE_FMT_F32NE;
+    cur->default_format = CUBEB_DEVICE_FMT_F32NE;
+    cur->max_channels = MAX_CHANNELS;
+    cur->min_rate = rate;
+    cur->max_rate = rate;
+    cur->default_rate = rate;
+    cur->latency_lo = 0;
+    cur->latency_hi = 0;
+    collection->count += 1;
   }
 
-  *collection = (cubeb_device_collection *)
-                 malloc(sizeof(cubeb_device_collection) +
-                        i * sizeof(cubeb_device_info *));
+  collection->device = devices;
 
-  (*collection)->count = i;
+  return CUBEB_OK;
+}
 
-  for (j = 0; j < i; j++) {
-    (*collection)->device[j] = context->devinfo[j];
-  }
+static int
+cbjack_device_collection_destroy(cubeb * /*ctx*/,
+                                 cubeb_device_collection * collection)
+{
+  XASSERT(collection);
+  delete [] collection->device;
   return CUBEB_OK;
 }