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authorThiago Sousa Santos <thiagossantos@gmail.com>2008-11-08 02:00:58 +0000
committerDavid Schleef <ds@schleef.org>2008-11-08 02:00:58 +0000
commite8d0f5e3b34d1657a0afe7af421d349faca216ee (patch)
tree06964dc59f8be5bea086a5c98a9183a002e0174d /gst/qtmux/descriptors.h
parent5e8f80a9f5d1a9528ff016f05ef62da24f2b546a (diff)
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Copy qtmux from revision 148 of the gst-qtmux repository.
Original commit message from CVS: patch by: Thiago Sousa Santos <thiagossantos@gmail.com> * configure.ac: * gst/qtmux/Makefile.am: * gst/qtmux/atoms.c: * gst/qtmux/atoms.h: * gst/qtmux/descriptors.c: * gst/qtmux/descriptors.h: * gst/qtmux/fourcc.h: * gst/qtmux/ftypcc.h: * gst/qtmux/gstqtmux.c: * gst/qtmux/gstqtmux.h: * gst/qtmux/gstqtmuxmap.c: * gst/qtmux/gstqtmuxmap.h: * gst/qtmux/properties.c: * gst/qtmux/properties.h: Copy qtmux from revision 148 of the gst-qtmux repository. Fixes #550280.
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+/* Quicktime muxer plugin for GStreamer
+ * Copyright (C) 2008 Thiago Sousa Santos <thiagoss@embedded.ufcg.edu.br>
+ *
+ * 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., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifndef __DESCRIPTORS_H__
+#define __DESCRIPTORS_H__
+
+#include <glib.h>
+#include <string.h>
+#include "properties.h"
+
+/*
+ * Tags for descriptor (each kind is represented by a number, instead of fourcc as in atoms)
+ */
+#define OBJECT_DESC_TAG 0x01
+#define INIT_OBJECT_DESC_TAG 0x02
+#define ES_DESCRIPTOR_TAG 0x03
+#define DECODER_CONFIG_DESC_TAG 0x04
+#define DECODER_SPECIFIC_INFO_TAG 0x05
+#define SL_CONFIG_DESC_TAG 0x06
+#define ES_ID_INC_TAG 0x0E
+#define MP4_INIT_OBJECT_DESC_TAG 0x10
+
+#define ESDS_OBJECT_TYPE_MPEG1_P3 0x6B
+#define ESDS_OBJECT_TYPE_MPEG2_P7_MAIN 0x66
+#define ESDS_OBJECT_TYPE_MPEG4_P7_LC 0x67
+#define ESDS_OBJECT_TYPE_MPEG4_P7_SSR 0x68
+#define ESDS_OBJECT_TYPE_MPEG4_P2 0x20
+#define ESDS_OBJECT_TYPE_MPEG4_P3 0x40
+
+#define ESDS_STREAM_TYPE_VISUAL 0x04
+#define ESDS_STREAM_TYPE_AUDIO 0x05
+
+
+typedef struct _BaseDescriptor
+{
+ guint8 tag;
+ /* the first bit of each byte indicates if the next byte should be used */
+ guint8 size[4];
+} BaseDescriptor;
+
+typedef struct _SLConfigDescriptor
+{
+ BaseDescriptor base;
+
+ guint8 predefined; /* everything is supposed predefined */
+} SLConfigDescriptor;
+
+typedef struct _DecoderSpecificInfoDescriptor
+{
+ BaseDescriptor base;
+ guint32 length;
+ guint8 *data;
+} DecoderSpecificInfoDescriptor;
+
+typedef struct _DecoderConfigDescriptor {
+ BaseDescriptor base;
+
+ guint8 object_type;
+
+ /* following are condensed into streamType:
+ * bit(6) streamType;
+ * bit(1) upStream;
+ * const bit(1) reserved=1;
+ */
+ guint8 stream_type;
+
+ guint8 buffer_size_DB[3];
+ guint32 max_bitrate;
+ guint32 avg_bitrate;
+
+ DecoderSpecificInfoDescriptor *dec_specific_info;
+} DecoderConfigDescriptor;
+
+typedef struct _ESDescriptor
+{
+ BaseDescriptor base;
+
+ guint16 id;
+
+ /* flags contains the following:
+ * bit(1) streamDependenceFlag;
+ * bit(1) URL_Flag;
+ * bit(1) OCRstreamFlag;
+ * bit(5) streamPriority;
+ */
+ guint8 flags;
+
+ guint16 depends_on_es_id;
+ guint8 url_length; /* only if URL_flag is set */
+ guint8 *url_string; /* size is url_length */
+
+ guint16 ocr_es_id; /* only if OCRstreamFlag is set */
+
+ DecoderConfigDescriptor dec_conf_desc;
+ SLConfigDescriptor sl_conf_desc;
+
+ /* optional remainder of ESDescriptor is not used */
+} ESDescriptor;
+
+/* --- FUNCTIONS --- */
+void desc_es_init (ESDescriptor *es);
+ESDescriptor *desc_es_descriptor_new ();
+guint64 desc_es_descriptor_copy_data (ESDescriptor *es, guint8 **buffer,
+ guint64 *size, guint64 *offset);
+void desc_es_descriptor_clear (ESDescriptor *es);
+
+DecoderSpecificInfoDescriptor *desc_dec_specific_info_new();
+void desc_dec_specific_info_free (DecoderSpecificInfoDescriptor *dsid);
+void desc_dec_specific_info_alloc_data (DecoderSpecificInfoDescriptor *dsid,
+ guint32 size);
+
+#endif /* __DESCRIPTORS_H__ */