| /* Gstreamer | |
| * Copyright (C) <2011> Intel Corporation | |
| * Copyright (C) <2011> Collabora Ltd. | |
| * Copyright (C) <2011> Thibault Saunier <thibault.saunier@collabora.com> | |
| * | |
| * This library is free software; you can redistribute it and/or | |
| * modify it under the terms of the GNU Library General Public | |
| * License as published by the Free Software Foundation; either | |
| * version 2 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 | |
| * Library General Public License for more details. | |
| * | |
| * You should have received a copy of the GNU Library 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. | |
| */ | |
| #ifdef HAVE_CONFIG_H | |
| #include "config.h" | |
| #endif | |
| #include "parserutils.h" | |
| gboolean | |
| decode_vlc (GstBitReader * br, guint * res, const VLCTable * table, | |
| guint length) | |
| { | |
| guint8 i; | |
| guint cbits = 0; | |
| guint32 value = 0; | |
| for (i = 0; i < length; i++) { | |
| if (cbits != table[i].cbits) { | |
| cbits = table[i].cbits; | |
| if (!gst_bit_reader_peek_bits_uint32 (br, &value, cbits)) { | |
| goto failed; | |
| } | |
| } | |
| if (value == table[i].cword) { | |
| SKIP (br, cbits); | |
| if (res) | |
| *res = table[i].value; | |
| return TRUE; | |
| } | |
| } | |
| GST_DEBUG ("Did not find code"); | |
| failed: | |
| { | |
| GST_WARNING ("Could not decode VLC returning"); | |
| return FALSE; | |
| } | |
| } |