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authorLuiz Augusto von Dentz <luiz.dentz@openbossa.org>2007-10-18 21:45:14 +0000
committerLuiz Augusto von Dentz <luiz.dentz@openbossa.org>2007-10-18 21:45:14 +0000
commitfcbcc7bfdfe61d57f38bd44cbc7a2edcea23e7a8 (patch)
tree9fbd328886a99ef7dc2a1bb148714b4baaa71d0d /audio
parent83a8b201c5316ef297f4630ac8ece0f3dd198ff0 (diff)
Add gstsbcutil.c and gstsbcutil.h.
Diffstat (limited to 'audio')
-rw-r--r--audio/Makefile.am3
-rw-r--r--audio/gstsbcutil.c185
-rw-r--r--audio/gstsbcutil.h47
3 files changed, 234 insertions, 1 deletions
diff --git a/audio/Makefile.am b/audio/Makefile.am
index c54a8e72..13ed4080 100644
--- a/audio/Makefile.am
+++ b/audio/Makefile.am
@@ -43,7 +43,8 @@ libgstbluetooth_la_SOURCES = gstbluetooth.c ipc.h \
gstsbcenc.h gstsbcenc.c \
gstsbcdec.h gstsbcdec.c \
gstsbcparse.h gstsbcparse.c \
- gsta2dpsink.h gsta2dpsink.c
+ gsta2dpsink.h gsta2dpsink.c \
+ gstsbcutil.h gstsbcutil.c
libgstbluetooth_la_LDFLAGS = -module -avoid-version -export-symbols-regex gst_plugin_desc
libgstbluetooth_la_LIBADD = @SBC_LIBS@ @GSTREAMER_LIBS@ -lgstaudio-0.10
libgstbluetooth_la_CFLAGS = @GSTREAMER_CFLAGS@ @SBC_CFLAGS@
diff --git a/audio/gstsbcutil.c b/audio/gstsbcutil.c
new file mode 100644
index 00000000..706e7f54
--- /dev/null
+++ b/audio/gstsbcutil.c
@@ -0,0 +1,185 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2004-2007 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+
+/* common functions for gstreamer sbc related plugins */
+
+
+#include "gstsbcutil.h"
+#include "ipc.h"
+
+/*
+ * Selects one rate from a list of possible rates
+ * TODO - use a better approach to this (it is selecting the last element)
+ */
+gint gst_sbc_select_rate_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_int(gst_value_list_get_value(value, size-1));
+}
+
+/*
+ * Selects one rate from a range of possible rates
+ * TODO - use a better approach to this (it is selecting the maximum value)
+ */
+gint gst_sbc_select_rate_from_range(const GValue *value)
+{
+ return gst_value_get_int_range_max(value);
+}
+
+/*
+ * Selects one number of channels from a list of possible numbers
+ * TODO - use a better approach to this (it is selecting the last element)
+ */
+gint gst_sbc_select_channels_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_int(gst_value_list_get_value(value, size-1));
+}
+
+/*
+ * Selects one number of channels option from a range of possible numbers
+ * TODO - use a better approach to this (it is selecting the maximum value)
+ */
+gint gst_sbc_select_channels_from_range(const GValue *value)
+{
+ return gst_value_get_int_range_max(value);
+}
+
+/*
+ * Selects one number of blocks from a list of possible blocks
+ * TODO - use a better approach to this (it is selecting the last element)
+ */
+gint gst_sbc_select_blocks_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_int(gst_value_list_get_value(value, size-1));
+}
+
+/*
+ * Selects one blocks option from a range of possible blocks
+ * TODO - use a better approach to this (it is selecting the maximum value)
+ */
+gint gst_sbc_select_blocks_from_range(const GValue *value)
+{
+ return gst_value_get_int_range_max(value);
+}
+
+/*
+ * Selects one number of subbands from a list
+ * TODO - use a better approach to this (it is selecting the last element)
+ */
+gint gst_sbc_select_subbands_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_int(gst_value_list_get_value(value, size-1));
+}
+
+/*
+ * Selects one subbands option from a range
+ * TODO - use a better approach to this (it is selecting the maximum value)
+ */
+gint gst_sbc_select_subbands_from_range(const GValue *value)
+{
+ return gst_value_get_int_range_max(value);
+}
+
+/*
+ * Selects one allocation mode from the ones on the list
+ * TODO - use a better approach
+ */
+const gchar* gst_sbc_get_allocation_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_string(gst_value_list_get_value(value, size-1));
+}
+
+/*
+ * Selects one mode from the ones on the list
+ * TODO - use a better aproach
+ */
+const gchar* gst_sbc_get_mode_from_list(const GValue *value)
+{
+ guint size = gst_value_list_get_size(value);
+ return g_value_get_string(gst_value_list_get_value(value, size-1));
+}
+
+gint gst_sbc_get_allocation_mode_int(const gchar* allocation)
+{
+ if (g_ascii_strcasecmp(allocation, "loudness") == 0)
+ return CFG_ALLOCATION_LOUDNESS;
+ else if (g_ascii_strcasecmp(allocation, "snr") == 0)
+ return CFG_ALLOCATION_SNR;
+ else if (g_ascii_strcasecmp(allocation, "auto") == 0)
+ return CFG_ALLOCATION_AUTO;
+ else
+ return -1;
+}
+
+gint gst_sbc_get_mode_int(const gchar* mode)
+{
+ if (g_ascii_strcasecmp(mode, "joint") == 0)
+ return CFG_MODE_JOINT_STEREO;
+ else if (g_ascii_strcasecmp(mode, "stereo") == 0)
+ return CFG_MODE_STEREO;
+ else if (g_ascii_strcasecmp(mode, "dual") == 0)
+ return CFG_MODE_DUAL_CHANNEL;
+ else if (g_ascii_strcasecmp(mode, "mono") == 0)
+ return CFG_MODE_MONO;
+ else if (g_ascii_strcasecmp(mode, "auto") == 0)
+ return CFG_MODE_AUTO;
+ else
+ return -1;
+}
+
+const gchar* gst_sbc_get_mode_string(int joint)
+{
+ switch (joint) {
+ case CFG_MODE_MONO:
+ return "mono";
+ case CFG_MODE_DUAL_CHANNEL:
+ return "dual";
+ case CFG_MODE_STEREO:
+ return "stereo";
+ case CFG_MODE_JOINT_STEREO:
+ return "joint";
+ case CFG_MODE_AUTO:
+ return NULL; /* TODO what should be selected here? */
+ default:
+ return NULL;
+ }
+}
+
+const gchar* gst_sbc_get_allocation_string(int alloc)
+{
+ switch (alloc) {
+ case CFG_ALLOCATION_LOUDNESS:
+ return "loudness";
+ case CFG_ALLOCATION_SNR:
+ return "snr";
+ case CFG_ALLOCATION_AUTO:
+ return NULL; /* TODO what should be selected here? */
+ default:
+ return NULL;
+ }
+}
diff --git a/audio/gstsbcutil.h b/audio/gstsbcutil.h
new file mode 100644
index 00000000..84161d85
--- /dev/null
+++ b/audio/gstsbcutil.h
@@ -0,0 +1,47 @@
+/*
+ *
+ * BlueZ - Bluetooth protocol stack for Linux
+ *
+ * Copyright (C) 2004-2007 Marcel Holtmann <marcel@holtmann.org>
+ *
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+
+/* common functions for gstreamer sbc related plugins */
+
+#include <gst/gst.h>
+
+gint gst_sbc_select_rate_from_list(const GValue *value);
+gint gst_sbc_select_rate_from_range(const GValue *value);
+
+gint gst_sbc_select_channels_from_list(const GValue *value);
+gint gst_sbc_select_channels_from_range(const GValue *value);
+
+gint gst_sbc_select_blocks_from_list(const GValue *value);
+gint gst_sbc_select_blocks_from_range(const GValue *value);
+
+gint gst_sbc_select_subbands_from_list(const GValue *value);
+gint gst_sbc_select_subbands_from_range(const GValue *value);
+
+const gchar* gst_sbc_get_allocation_from_list(const GValue *value);
+gint gst_sbc_get_allocation_mode_int(const gchar* allocation);
+const gchar* gst_sbc_get_allocation_string(int alloc);
+
+const gchar* gst_sbc_get_mode_from_list(const GValue *value);
+gint gst_sbc_get_mode_int(const gchar* mode);
+const gchar* gst_sbc_get_mode_string(int joint);