1 /* GStreamer 2 * Copyright (C) <1999> Erik Walthinsen <omega@cse.ogi.edu> 3 * Copyright (C) <2009> STEricsson <benjamin.gaignard@stericsson.com> 4 * 5 * This library is free software; you can redistribute it and/or 6 * modify it under the terms of the GNU Library General Public 7 * License as published by the Free Software Foundation; either 8 * version 2 of the License, or (at your option) any later version. 9 * 10 * This library is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 13 * Library General Public License for more details. 14 * 15 * You should have received a copy of the GNU Library General Public 16 * License along with this library; if not, write to the 17 * Free Software Foundation, Inc., 51 Franklin St, Fifth Floor, 18 * Boston, MA 02110-1301, USA. 19 */ 20 21 #ifndef __GST_QTDEMUX_TYPES_H__ 22 #define __GST_QTDEMUX_TYPES_H__ 23 24 #include <gst/gst.h> 25 #include <gst/base/gstbytereader.h> 26 27 #include "qtdemux.h" 28 29 G_BEGIN_DECLS 30 31 typedef gboolean (*QtDumpFunc) (GstQTDemux * qtdemux, GstByteReader * data, 32 int depth); 33 34 typedef struct _QtNodeType QtNodeType; 35 36 #define QT_UINT32(a) (GST_READ_UINT32_BE(a)) 37 #define QT_UINT24(a) (GST_READ_UINT32_BE(a) >> 8) 38 #define QT_UINT16(a) (GST_READ_UINT16_BE(a)) 39 #define QT_UINT8(a) (GST_READ_UINT8(a)) 40 #define QT_FP32(a) ((GST_READ_UINT32_BE(a))/65536.0) 41 #define QT_SFP32(a) (((gint)(GST_READ_UINT32_BE(a)))/65536.0) 42 #define QT_FP16(a) ((GST_READ_UINT16_BE(a))/256.0) 43 #define QT_FOURCC(a) (GST_READ_UINT32_LE(a)) 44 #define QT_UINT64(a) ((((guint64)QT_UINT32(a))<<32)|QT_UINT32(((guint8 *)a)+4)) 45 46 typedef enum { 47 QT_FLAG_NONE = (0), 48 QT_FLAG_CONTAINER = (1 << 0) 49 } QtFlags; 50 51 struct _QtNodeType { 52 guint32 fourcc; 53 const gchar *name; 54 QtFlags flags; 55 QtDumpFunc dump; 56 }; 57 58 enum TfFlags 59 { 60 TF_BASE_DATA_OFFSET = 0x000001, /* base-data-offset-present */ 61 TF_SAMPLE_DESCRIPTION_INDEX = 0x000002, /* sample-description-index-present */ 62 TF_DEFAULT_SAMPLE_DURATION = 0x000008, /* default-sample-duration-present */ 63 TF_DEFAULT_SAMPLE_SIZE = 0x000010, /* default-sample-size-present */ 64 TF_DEFAULT_SAMPLE_FLAGS = 0x000020, /* default-sample-flags-present */ 65 TF_DURATION_IS_EMPTY = 0x010000, /* duration-is-empty */ 66 TF_DEFAULT_BASE_IS_MOOF = 0x020000 /* default-base-is-moof */ 67 }; 68 69 enum TrFlags 70 { 71 TR_DATA_OFFSET = 0x000001, /* data-offset-present */ 72 TR_FIRST_SAMPLE_FLAGS = 0x000004, /* first-sample-flags-present */ 73 TR_SAMPLE_DURATION = 0x000100, /* sample-duration-present */ 74 TR_SAMPLE_SIZE = 0x000200, /* sample-size-present */ 75 TR_SAMPLE_FLAGS = 0x000400, /* sample-flags-present */ 76 TR_COMPOSITION_TIME_OFFSETS = 0x000800 /* sample-composition-time-offsets-presents */ 77 }; 78 79 const QtNodeType *qtdemux_type_get (guint32 fourcc); 80 81 G_END_DECLS 82 83 #endif /* __GST_QTDEMUX_TYPES_H__ */ 84