mirror of
https://gitlab.freedesktop.org/gstreamer/gstreamer.git
synced 2024-10-05 18:22:23 +00:00
199 lines
5.3 KiB
C
199 lines
5.3 KiB
C
/*
|
|
*
|
|
* 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;
|
|
}
|
|
}
|