Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 756 insertions, 0 deletions

diff --git a/media/libcubeb/src/cubeb.c b/media/libcubeb/src/cubeb.c
new file mode 100644
index 0000000000..bc994f9536
--- /dev/null
+++ b/media/libcubeb/src/cubeb.c
@@ -0,0 +1,756 @@
+/*
+ * Copyright © 2013 Mozilla Foundation
+ *
+ * This program is made available under an ISC-style license.  See the
+ * accompanying file LICENSE for details.
+ */
+#undef NDEBUG
+#include "cubeb/cubeb.h"
+#include "cubeb-internal.h"
+#include <assert.h>
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+
+#define NELEMS(x) ((int)(sizeof(x) / sizeof(x[0])))
+
+struct cubeb {
+  struct cubeb_ops * ops;
+};
+
+struct cubeb_stream {
+  /*
+   * Note: All implementations of cubeb_stream must keep the following
+   * layout.
+   */
+  struct cubeb * context;
+  void * user_ptr;
+};
+
+#if defined(USE_PULSE)
+int
+pulse_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_PULSE_RUST)
+int
+pulse_rust_init(cubeb ** contet, char const * context_name);
+#endif
+#if defined(USE_JACK)
+int
+jack_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_ALSA)
+int
+alsa_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_AUDIOUNIT)
+int
+audiounit_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_AUDIOUNIT_RUST)
+int
+audiounit_rust_init(cubeb ** contet, char const * context_name);
+#endif
+#if defined(USE_WINMM)
+int
+winmm_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_WASAPI)
+int
+wasapi_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_SNDIO)
+int
+sndio_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_SUN)
+int
+sun_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_OPENSL)
+int
+opensl_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_OSS)
+int
+oss_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_AAUDIO)
+int
+aaudio_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_AUDIOTRACK)
+int
+audiotrack_init(cubeb ** context, char const * context_name);
+#endif
+#if defined(USE_KAI)
+int
+kai_init(cubeb ** context, char const * context_name);
+#endif
+
+static int
+validate_stream_params(cubeb_stream_params * input_stream_params,
+                       cubeb_stream_params * output_stream_params)
+{
+  XASSERT(input_stream_params || output_stream_params);
+  if (output_stream_params) {
+    if (output_stream_params->rate < 1000 ||
+        output_stream_params->rate > 384000 ||
+        output_stream_params->channels < 1 ||
+        output_stream_params->channels > UINT8_MAX) {
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+  }
+  if (input_stream_params) {
+    if (input_stream_params->rate < 1000 ||
+        input_stream_params->rate > 384000 ||
+        input_stream_params->channels < 1 ||
+        input_stream_params->channels > UINT8_MAX) {
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+  }
+  // Rate and sample format must be the same for input and output, if using a
+  // duplex stream
+  if (input_stream_params && output_stream_params) {
+    if (input_stream_params->rate != output_stream_params->rate ||
+        input_stream_params->format != output_stream_params->format) {
+      return CUBEB_ERROR_INVALID_FORMAT;
+    }
+  }
+
+  cubeb_stream_params * params =
+      input_stream_params ? input_stream_params : output_stream_params;
+
+  switch (params->format) {
+  case CUBEB_SAMPLE_S16LE:
+  case CUBEB_SAMPLE_S16BE:
+  case CUBEB_SAMPLE_FLOAT32LE:
+  case CUBEB_SAMPLE_FLOAT32BE:
+    return CUBEB_OK;
+  }
+
+  return CUBEB_ERROR_INVALID_FORMAT;
+}
+
+static int
+validate_latency(int latency)
+{
+  if (latency < 1 || latency > 96000) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+  return CUBEB_OK;
+}
+
+int
+cubeb_init(cubeb ** context, char const * context_name,
+           char const * backend_name)
+{
+  int (*init_oneshot)(cubeb **, char const *) = NULL;
+
+  if (backend_name != NULL) {
+    if (!strcmp(backend_name, "pulse")) {
+#if defined(USE_PULSE)
+      init_oneshot = pulse_init;
+#endif
+    } else if (!strcmp(backend_name, "pulse-rust")) {
+#if defined(USE_PULSE_RUST)
+      init_oneshot = pulse_rust_init;
+#endif
+    } else if (!strcmp(backend_name, "jack")) {
+#if defined(USE_JACK)
+      init_oneshot = jack_init;
+#endif
+    } else if (!strcmp(backend_name, "alsa")) {
+#if defined(USE_ALSA)
+      init_oneshot = alsa_init;
+#endif
+    } else if (!strcmp(backend_name, "audiounit")) {
+#if defined(USE_AUDIOUNIT)
+      init_oneshot = audiounit_init;
+#endif
+    } else if (!strcmp(backend_name, "audiounit-rust")) {
+#if defined(USE_AUDIOUNIT_RUST)
+      init_oneshot = audiounit_rust_init;
+#endif
+    } else if (!strcmp(backend_name, "wasapi")) {
+#if defined(USE_WASAPI)
+      init_oneshot = wasapi_init;
+#endif
+    } else if (!strcmp(backend_name, "winmm")) {
+#if defined(USE_WINMM)
+      init_oneshot = winmm_init;
+#endif
+    } else if (!strcmp(backend_name, "sndio")) {
+#if defined(USE_SNDIO)
+      init_oneshot = sndio_init;
+#endif
+    } else if (!strcmp(backend_name, "sun")) {
+#if defined(USE_SUN)
+      init_oneshot = sun_init;
+#endif
+    } else if (!strcmp(backend_name, "opensl")) {
+#if defined(USE_OPENSL)
+      init_oneshot = opensl_init;
+#endif
+    } else if (!strcmp(backend_name, "oss")) {
+#if defined(USE_OSS)
+      init_oneshot = oss_init;
+#endif
+    } else if (!strcmp(backend_name, "aaudio")) {
+#if defined(USE_AAUDIO)
+      init_oneshot = aaudio_init;
+#endif
+    } else if (!strcmp(backend_name, "audiotrack")) {
+#if defined(USE_AUDIOTRACK)
+      init_oneshot = audiotrack_init;
+#endif
+    } else if (!strcmp(backend_name, "kai")) {
+#if defined(USE_KAI)
+      init_oneshot = kai_init;
+#endif
+    } else {
+      /* Already set */
+    }
+  }
+
+  int (*default_init[])(cubeb **, char const *) = {
+    /*
+     * init_oneshot must be at the top to allow user
+     * to override all other choices
+     */
+    init_oneshot,
+#if defined(USE_PULSE_RUST)
+    pulse_rust_init,
+#endif
+#if defined(USE_PULSE)
+    pulse_init,
+#endif
+#if defined(USE_JACK)
+    jack_init,
+#endif
+#if defined(USE_SNDIO)
+    sndio_init,
+#endif
+#if defined(USE_ALSA)
+    alsa_init,
+#endif
+#if defined(USE_OSS)
+    oss_init,
+#endif
+#if defined(USE_AUDIOUNIT_RUST)
+    audiounit_rust_init,
+#endif
+#if defined(USE_AUDIOUNIT)
+    audiounit_init,
+#endif
+#if defined(USE_WASAPI)
+    wasapi_init,
+#endif
+#if defined(USE_WINMM)
+    winmm_init,
+#endif
+#if defined(USE_SUN)
+    sun_init,
+#endif
+#if defined(USE_AAUDIO)
+    aaudio_init,
+#endif
+#if defined(USE_OPENSL)
+    opensl_init,
+#endif
+#if defined(USE_AUDIOTRACK)
+    audiotrack_init,
+#endif
+#if defined(USE_KAI)
+    kai_init,
+#endif
+  };
+  int i;
+
+  if (!context) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+#define OK(fn) assert((*context)->ops->fn)
+  for (i = 0; i < NELEMS(default_init); ++i) {
+    if (default_init[i] && default_init[i](context, context_name) == CUBEB_OK) {
+      /* Assert that the minimal API is implemented. */
+      OK(get_backend_id);
+      OK(destroy);
+      OK(stream_init);
+      OK(stream_destroy);
+      OK(stream_start);
+      OK(stream_stop);
+      OK(stream_get_position);
+      return CUBEB_OK;
+    }
+  }
+  return CUBEB_ERROR;
+}
+
+char const *
+cubeb_get_backend_id(cubeb * context)
+{
+  if (!context) {
+    return NULL;
+  }
+
+  return context->ops->get_backend_id(context);
+}
+
+int
+cubeb_get_max_channel_count(cubeb * context, uint32_t * max_channels)
+{
+  if (!context || !max_channels) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!context->ops->get_max_channel_count) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return context->ops->get_max_channel_count(context, max_channels);
+}
+
+int
+cubeb_get_min_latency(cubeb * context, cubeb_stream_params * params,
+                      uint32_t * latency_ms)
+{
+  if (!context || !params || !latency_ms) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!context->ops->get_min_latency) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return context->ops->get_min_latency(context, *params, latency_ms);
+}
+
+int
+cubeb_get_preferred_sample_rate(cubeb * context, uint32_t * rate)
+{
+  if (!context || !rate) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!context->ops->get_preferred_sample_rate) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return context->ops->get_preferred_sample_rate(context, rate);
+}
+
+int
+cubeb_get_supported_input_processing_params(
+    cubeb * context, cubeb_input_processing_params * params)
+{
+  if (!context || !params) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!context->ops->get_supported_input_processing_params) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return context->ops->get_supported_input_processing_params(context, params);
+}
+
+void
+cubeb_destroy(cubeb * context)
+{
+  if (!context) {
+    return;
+  }
+
+  context->ops->destroy(context);
+
+  cubeb_set_log_callback(CUBEB_LOG_DISABLED, NULL);
+}
+
+int
+cubeb_stream_init(cubeb * context, cubeb_stream ** stream,
+                  char const * stream_name, cubeb_devid input_device,
+                  cubeb_stream_params * input_stream_params,
+                  cubeb_devid output_device,
+                  cubeb_stream_params * output_stream_params,
+                  unsigned int latency, cubeb_data_callback data_callback,
+                  cubeb_state_callback state_callback, void * user_ptr)
+{
+  int r;
+
+  if (!context || !stream || !data_callback || !state_callback) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if ((r = validate_stream_params(input_stream_params, output_stream_params)) !=
+          CUBEB_OK ||
+      (r = validate_latency(latency)) != CUBEB_OK) {
+    return r;
+  }
+
+  r = context->ops->stream_init(context, stream, stream_name, input_device,
+                                input_stream_params, output_device,
+                                output_stream_params, latency, data_callback,
+                                state_callback, user_ptr);
+
+  if (r == CUBEB_ERROR_INVALID_FORMAT) {
+    LOG("Invalid format, %p %p %d %d", output_stream_params,
+        input_stream_params,
+        output_stream_params && output_stream_params->format,
+        input_stream_params && input_stream_params->format);
+  }
+
+  return r;
+}
+
+void
+cubeb_stream_destroy(cubeb_stream * stream)
+{
+  if (!stream) {
+    return;
+  }
+
+  stream->context->ops->stream_destroy(stream);
+}
+
+int
+cubeb_stream_start(cubeb_stream * stream)
+{
+  if (!stream) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  return stream->context->ops->stream_start(stream);
+}
+
+int
+cubeb_stream_stop(cubeb_stream * stream)
+{
+  if (!stream) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  return stream->context->ops->stream_stop(stream);
+}
+
+int
+cubeb_stream_get_position(cubeb_stream * stream, uint64_t * position)
+{
+  if (!stream || !position) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  return stream->context->ops->stream_get_position(stream, position);
+}
+
+int
+cubeb_stream_get_latency(cubeb_stream * stream, uint32_t * latency)
+{
+  if (!stream || !latency) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_get_latency) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_get_latency(stream, latency);
+}
+
+int
+cubeb_stream_get_input_latency(cubeb_stream * stream, uint32_t * latency)
+{
+  if (!stream || !latency) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_get_input_latency) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_get_input_latency(stream, latency);
+}
+
+int
+cubeb_stream_set_volume(cubeb_stream * stream, float volume)
+{
+  if (!stream || volume > 1.0 || volume < 0.0) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_set_volume) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_set_volume(stream, volume);
+}
+
+int
+cubeb_stream_set_name(cubeb_stream * stream, char const * stream_name)
+{
+  if (!stream || !stream_name) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_set_name) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_set_name(stream, stream_name);
+}
+
+int
+cubeb_stream_get_current_device(cubeb_stream * stream,
+                                cubeb_device ** const device)
+{
+  if (!stream || !device) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_get_current_device) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_get_current_device(stream, device);
+}
+
+int
+cubeb_stream_set_input_mute(cubeb_stream * stream, int mute)
+{
+  if (!stream) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_set_input_mute) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_set_input_mute(stream, mute);
+}
+
+int
+cubeb_stream_set_input_processing_params(cubeb_stream * stream,
+                                         cubeb_input_processing_params params)
+{
+  if (!stream || !params) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_set_input_processing_params) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_set_input_processing_params(stream,
+                                                                  params);
+}
+
+int
+cubeb_stream_device_destroy(cubeb_stream * stream, cubeb_device * device)
+{
+  if (!stream || !device) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_device_destroy) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_device_destroy(stream, device);
+}
+
+int
+cubeb_stream_register_device_changed_callback(
+    cubeb_stream * stream,
+    cubeb_device_changed_callback device_changed_callback)
+{
+  if (!stream) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (!stream->context->ops->stream_register_device_changed_callback) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return stream->context->ops->stream_register_device_changed_callback(
+      stream, device_changed_callback);
+}
+
+void *
+cubeb_stream_user_ptr(cubeb_stream * stream)
+{
+  if (!stream) {
+    return NULL;
+  }
+
+  return stream->user_ptr;
+}
+
+static void
+log_device(cubeb_device_info * device_info)
+{
+  char devfmts[128] = "";
+  const char *devtype, *devstate, *devdeffmt;
+
+  switch (device_info->type) {
+  case CUBEB_DEVICE_TYPE_INPUT:
+    devtype = "input";
+    break;
+  case CUBEB_DEVICE_TYPE_OUTPUT:
+    devtype = "output";
+    break;
+  case CUBEB_DEVICE_TYPE_UNKNOWN:
+  default:
+    devtype = "unknown?";
+    break;
+  };
+
+  switch (device_info->state) {
+  case CUBEB_DEVICE_STATE_DISABLED:
+    devstate = "disabled";
+    break;
+  case CUBEB_DEVICE_STATE_UNPLUGGED:
+    devstate = "unplugged";
+    break;
+  case CUBEB_DEVICE_STATE_ENABLED:
+    devstate = "enabled";
+    break;
+  default:
+    devstate = "unknown?";
+    break;
+  };
+
+  switch (device_info->default_format) {
+  case CUBEB_DEVICE_FMT_S16LE:
+    devdeffmt = "S16LE";
+    break;
+  case CUBEB_DEVICE_FMT_S16BE:
+    devdeffmt = "S16BE";
+    break;
+  case CUBEB_DEVICE_FMT_F32LE:
+    devdeffmt = "F32LE";
+    break;
+  case CUBEB_DEVICE_FMT_F32BE:
+    devdeffmt = "F32BE";
+    break;
+  default:
+    devdeffmt = "unknown?";
+    break;
+  };
+
+  if (device_info->format & CUBEB_DEVICE_FMT_S16LE) {
+    strcat(devfmts, " S16LE");
+  }
+  if (device_info->format & CUBEB_DEVICE_FMT_S16BE) {
+    strcat(devfmts, " S16BE");
+  }
+  if (device_info->format & CUBEB_DEVICE_FMT_F32LE) {
+    strcat(devfmts, " F32LE");
+  }
+  if (device_info->format & CUBEB_DEVICE_FMT_F32BE) {
+    strcat(devfmts, " F32BE");
+  }
+
+  LOG("DeviceID: \"%s\"%s\n"
+      "\tName:\t\"%s\"\n"
+      "\tGroup:\t\"%s\"\n"
+      "\tVendor:\t\"%s\"\n"
+      "\tType:\t%s\n"
+      "\tState:\t%s\n"
+      "\tMaximum channels:\t%u\n"
+      "\tFormat:\t%s (0x%x) (default: %s)\n"
+      "\tRate:\t[%u, %u] (default: %u)\n"
+      "\tLatency: lo %u frames, hi %u frames",
+      device_info->device_id, device_info->preferred ? " (PREFERRED)" : "",
+      device_info->friendly_name, device_info->group_id,
+      device_info->vendor_name, devtype, devstate, device_info->max_channels,
+      (devfmts[0] == '\0') ? devfmts : devfmts + 1,
+      (unsigned int)device_info->format, devdeffmt, device_info->min_rate,
+      device_info->max_rate, device_info->default_rate, device_info->latency_lo,
+      device_info->latency_hi);
+}
+
+int
+cubeb_enumerate_devices(cubeb * context, cubeb_device_type devtype,
+                        cubeb_device_collection * collection)
+{
+  int rv;
+  if ((devtype & (CUBEB_DEVICE_TYPE_INPUT | CUBEB_DEVICE_TYPE_OUTPUT)) == 0)
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  if (context == NULL || collection == NULL)
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  if (!context->ops->enumerate_devices)
+    return CUBEB_ERROR_NOT_SUPPORTED;
+
+  rv = context->ops->enumerate_devices(context, devtype, collection);
+
+  if (cubeb_log_get_callback()) {
+    for (size_t i = 0; i < collection->count; i++) {
+      log_device(&collection->device[i]);
+    }
+  }
+
+  return rv;
+}
+
+int
+cubeb_device_collection_destroy(cubeb * context,
+                                cubeb_device_collection * collection)
+{
+  int r;
+
+  if (context == NULL || collection == NULL)
+    return CUBEB_ERROR_INVALID_PARAMETER;
+
+  if (!context->ops->device_collection_destroy)
+    return CUBEB_ERROR_NOT_SUPPORTED;
+
+  if (!collection->device)
+    return CUBEB_OK;
+
+  r = context->ops->device_collection_destroy(context, collection);
+  if (r == CUBEB_OK) {
+    collection->device = NULL;
+    collection->count = 0;
+  }
+
+  return r;
+}
+
+int
+cubeb_register_device_collection_changed(
+    cubeb * context, cubeb_device_type devtype,
+    cubeb_device_collection_changed_callback callback, void * user_ptr)
+{
+  if (context == NULL ||
+      (devtype & (CUBEB_DEVICE_TYPE_INPUT | CUBEB_DEVICE_TYPE_OUTPUT)) == 0)
+    return CUBEB_ERROR_INVALID_PARAMETER;
+
+  if (!context->ops->register_device_collection_changed) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  return context->ops->register_device_collection_changed(context, devtype,
+                                                          callback, user_ptr);
+}
+
+int
+cubeb_set_log_callback(cubeb_log_level log_level,
+                       cubeb_log_callback log_callback)
+{
+  if (log_level < CUBEB_LOG_DISABLED || log_level > CUBEB_LOG_VERBOSE) {
+    return CUBEB_ERROR_INVALID_FORMAT;
+  }
+
+  if (!log_callback && log_level != CUBEB_LOG_DISABLED) {
+    return CUBEB_ERROR_INVALID_PARAMETER;
+  }
+
+  if (cubeb_log_get_callback() && log_callback) {
+    return CUBEB_ERROR_NOT_SUPPORTED;
+  }
+
+  cubeb_log_set(log_level, log_callback);
+
+  return CUBEB_OK;
+}