/* GStreamer H.263 Parser * Copyright (C) <2010> Arun Raghavan * Copyright (C) <2010> Edward Hervey * Copyright (C) <2010> Collabora Multimedia * Copyright (C) <2010> Nokia Corporation * * 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 __GST_H263_PARAMS_H__ #define __GST_H263_PARAMS_H__ #include #include #include G_BEGIN_DECLS typedef enum { PARSING = 0, GOT_HEADER, PASSTHROUGH } H263ParseState; /* H263 Optional Features */ typedef enum { /* Optional Unrestricted Motion Vector (UMV) mode (see Annex D) */ H263_OPTION_UMV_MODE = 1 << 0, /* Optional Syntax-based Arithmetic Coding (SAC) mode (see Annex E) */ H263_OPTION_SAC_MODE = 1 << 1, /* Optional Advanced Prediction mode (AP) (see Annex F) */ H263_OPTION_AP_MODE = 1 << 2, /* Optional PB-frames mode (see Annex G) */ H263_OPTION_PB_MODE = 1 << 3, /* Optional Advanced INTRA Coding (AIC) mode (see Annex I) */ H263_OPTION_AIC_MODE = 1 << 4, /* Optional Deblocking Filter (DF) mode (see Annex J) */ H263_OPTION_DF_MODE = 1 << 5, /* Optional Slice Structured (SS) mode (see Annex K) */ H263_OPTION_SS_MODE = 1 << 6, /* Optional Reference Picture Selection (RPS) mode (see Annex N) */ H263_OPTION_RPS_MODE = 1 << 7, /* Optional Independent Segment Decoding (ISD) mode (see Annex R) */ H263_OPTION_ISD_MODE = 1 << 8, /* Optional Alternative INTER VLC (AIV) mode (see Annex S) */ H263_OPTION_AIV_MODE = 1 << 9, /* Optional Modified Quantization (MQ) mode (see Annex T) */ H263_OPTION_MQ_MODE = 1 << 10, /* Optional Reference Picture Resampling (RPR) mode (see Annex P) */ H263_OPTION_RPR_MODE = 1 << 11, /* Optional Reduced-Resolution Update (RRU) mode (see Annex Q) */ H263_OPTION_RRU_MODE = 1 << 12, /* Optional Enhanced Reference Picture Selection (ERPS) mode (see Annex U) */ H263_OPTION_ERPS_MODE = 1 << 13, /* Optional Data Partitioned Slices (DPS) mode (see Annex V) */ H263_OPTION_DPS_MODE = 1 << 14 } H263OptionalFeatures; /* H263 Picture Types */ typedef enum { PICTURE_I = 0, /* I-picture (INTRA) Baseline */ PICTURE_P, /* P-picture (INTER) Baseline */ PICTURE_IMPROVED_PB, /* Improved PB-frame (Annex M) */ PICTURE_B, /* B-picture (Annex O) */ PICTURE_EI, /* EI-picture (Annex O) */ PICTURE_EP, /* EP-picture (Annex O) */ PICTURE_RESERVED1, PICTURE_RESERVED2, PICTURE_PB /* PB-frame (See Annex G) */ } H263PictureType; /* H263 Picture Format */ typedef enum { PICTURE_FMT_FORBIDDEN_0 = 0, PICTURE_FMT_SUB_QCIF, PICTURE_FMT_QCIF, PICTURE_FMT_CIF, PICTURE_FMT_4CIF, PICTURE_FMT_16CIF, PICTURE_FMT_RESERVED1, PICTURE_FMT_EXTENDEDPTYPE } H263PictureFormat; typedef enum { UUI_ABSENT = 0, UUI_IS_1, UUI_IS_01, } H263UUI; typedef struct _H263Params H263Params; struct _H263Params { guint32 temporal_ref; H263OptionalFeatures features; gboolean splitscreen; gboolean documentcamera; gboolean fullpicturefreezerelease; gboolean custompcfpresent; H263UUI uui; guint8 sss; H263PictureFormat format; H263PictureType type; guint32 width; guint32 height; guint8 parnum, pardenom; gint32 pcfnum, pcfdenom; }; gboolean gst_h263_parse_is_delta_unit (H263Params * params); GstFlowReturn gst_h263_parse_get_params (H263Params ** params_p, GstBuffer * buffer, gboolean fast, H263ParseState * state); void gst_h263_parse_get_framerate (H263Params * params, gint * num, gint * denom); gint gst_h263_parse_get_profile (H263Params * params); gint gst_h263_parse_get_level (H263Params * params, gint profile, guint bitrate, gint fps_num, gint fps_denom); G_END_DECLS #endif