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https://gitlab.freedesktop.org/gstreamer/gstreamer.git
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8c5a8f4466
Related to: https://gitlab.freedesktop.org/gstreamer/gst-plugins-base/-/issues/972 Part-of: <https://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/3901>
109 lines
2.7 KiB
C
109 lines
2.7 KiB
C
/* GStreamer
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* Copyright (C) 2023 Carlos Rafael Giani <crg7475@mailbox.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#ifdef HAVE_CONFIG_H
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# include "config.h"
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#endif
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#include "gstdsdformat.h"
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/**
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* gst_dsd_format_from_string:
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* @format: a format string
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*
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* Convert the @format string to its #GstDsdFormat.
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*
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* Returns: the #GstDsdFormat for @format or GST_DSD_FORMAT_UNKNOWN when the
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* string is not a known format.
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*
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* Since: 1.24
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*/
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GstDsdFormat
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gst_dsd_format_from_string (const gchar * str)
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{
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if (g_strcmp0 (str, "DSDU8") == 0)
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return GST_DSD_FORMAT_U8;
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else if (g_strcmp0 (str, "DSDU16LE") == 0)
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return GST_DSD_FORMAT_U16LE;
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else if (g_strcmp0 (str, "DSDU16BE") == 0)
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return GST_DSD_FORMAT_U16BE;
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else if (g_strcmp0 (str, "DSDU32LE") == 0)
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return GST_DSD_FORMAT_U32LE;
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else if (g_strcmp0 (str, "DSDU32BE") == 0)
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return GST_DSD_FORMAT_U32BE;
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else
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return GST_DSD_FORMAT_UNKNOWN;
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}
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/**
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* gst_dsd_format_to_string:
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* @format: a #GstDsdFormat
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*
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* Returns a string containing a descriptive name for
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* the #GstDsdFormat if there is one, or NULL otherwise.
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*
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* Returns: the name corresponding to @format
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*
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* Since: 1.24
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*/
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const gchar *
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gst_dsd_format_to_string (GstDsdFormat format)
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{
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switch (format) {
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case GST_DSD_FORMAT_U8:
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return "DSDU8";
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case GST_DSD_FORMAT_U16LE:
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return "DSDU16LE";
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case GST_DSD_FORMAT_U16BE:
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return "DSDU16BE";
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case GST_DSD_FORMAT_U32LE:
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return "DSDU32LE";
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case GST_DSD_FORMAT_U32BE:
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return "DSDU32BE";
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default:
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return NULL;
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}
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}
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/**
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* gst_dsd_format_get_width:
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* @format: a #GstDsdFormat
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*
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* Returns: Number of bytes in this DSD grouping format.
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*
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* Since: 1.24
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*/
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guint
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gst_dsd_format_get_width (GstDsdFormat format)
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{
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switch (format) {
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case GST_DSD_FORMAT_U8:
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return 1;
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case GST_DSD_FORMAT_U16LE:
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return 2;
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case GST_DSD_FORMAT_U16BE:
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return 2;
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case GST_DSD_FORMAT_U32LE:
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return 4;
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case GST_DSD_FORMAT_U32BE:
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return 4;
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default:
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return 0;
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}
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}
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