From 0d382a262c0638d0f572fc37193ccc5ed3dc895f Mon Sep 17 00:00:00 2001 From: tpearson Date: Wed, 17 Feb 2010 00:32:19 +0000 Subject: Added old abandoned version of k9copy git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/k9copy@1091546 283d02a7-25f6-0310-bc7c-ecb5cbfe19da --- k9decmpeg/mpeg2.h | 196 ++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 196 insertions(+) create mode 100755 k9decmpeg/mpeg2.h (limited to 'k9decmpeg/mpeg2.h') diff --git a/k9decmpeg/mpeg2.h b/k9decmpeg/mpeg2.h new file mode 100755 index 0000000..e8c7d2d --- /dev/null +++ b/k9decmpeg/mpeg2.h @@ -0,0 +1,196 @@ +/* + * mpeg2.h + * Copyright (C) 2000-2003 Michel Lespinasse + * Copyright (C) 1999-2000 Aaron Holtzman + * + * This file is part of mpeg2dec, a free MPEG-2 video stream decoder. + * See http://libmpeg2.sourceforge.net/ for updates. + * + * mpeg2dec is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * mpeg2dec 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 General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#ifndef MPEG2_H +#define MPEG2_H + +#define MPEG2_VERSION(a,b,c) (((a)<<16)|((b)<<8)|(c)) +#define MPEG2_RELEASE MPEG2_VERSION (0, 4, 0) /* 0.4.0 */ + +#define SEQ_FLAG_MPEG2 1 +#define SEQ_FLAG_CONSTRAINED_PARAMETERS 2 +#define SEQ_FLAG_PROGRESSIVE_SEQUENCE 4 +#define SEQ_FLAG_LOW_DELAY 8 +#define SEQ_FLAG_COLOUR_DESCRIPTION 16 + +#define SEQ_MASK_VIDEO_FORMAT 0xe0 +#define SEQ_VIDEO_FORMAT_COMPONENT 0 +#define SEQ_VIDEO_FORMAT_PAL 0x20 +#define SEQ_VIDEO_FORMAT_NTSC 0x40 +#define SEQ_VIDEO_FORMAT_SECAM 0x60 +#define SEQ_VIDEO_FORMAT_MAC 0x80 +#define SEQ_VIDEO_FORMAT_UNSPECIFIED 0xa0 + +typedef struct mpeg2_sequence_s { + unsigned int width, height; + unsigned int chroma_width, chroma_height; + unsigned int byte_rate; + unsigned int vbv_buffer_size; + uint32_t flags; + + unsigned int picture_width, picture_height; + unsigned int display_width, display_height; + unsigned int pixel_width, pixel_height; + unsigned int frame_period; + + uint8_t profile_level_id; + uint8_t colour_primaries; + uint8_t transfer_characteristics; + uint8_t matrix_coefficients; +} mpeg2_sequence_t; + +#define GOP_FLAG_DROP_FRAME 1 +#define GOP_FLAG_BROKEN_LINK 2 +#define GOP_FLAG_CLOSED_GOP 4 + +typedef struct mpeg2_gop_s { + uint8_t hours; + uint8_t minutes; + uint8_t seconds; + uint8_t pictures; + uint32_t flags; +} mpeg2_gop_t; + +#define PIC_MASK_CODING_TYPE 7 +#define PIC_FLAG_CODING_TYPE_I 1 +#define PIC_FLAG_CODING_TYPE_P 2 +#define PIC_FLAG_CODING_TYPE_B 3 +#define PIC_FLAG_CODING_TYPE_D 4 + +#define PIC_FLAG_TOP_FIELD_FIRST 8 +#define PIC_FLAG_PROGRESSIVE_FRAME 16 +#define PIC_FLAG_COMPOSITE_DISPLAY 32 +#define PIC_FLAG_SKIP 64 +#define PIC_FLAG_TAGS 128 +#define PIC_MASK_COMPOSITE_DISPLAY 0xfffff000 + +typedef struct mpeg2_picture_s { + unsigned int temporal_reference; + unsigned int nb_fields; + uint32_t tag, tag2; + uint32_t flags; + struct { + int x, y; + } display_offset[3]; +} mpeg2_picture_t; + +typedef struct mpeg2_fbuf_s { + uint8_t * buf[3]; + void * id; +} mpeg2_fbuf_t; + +typedef struct mpeg2_info_s { + const mpeg2_sequence_t * sequence; + const mpeg2_gop_t * gop; + const mpeg2_picture_t * current_picture; + const mpeg2_picture_t * current_picture_2nd; + const mpeg2_fbuf_t * current_fbuf; + const mpeg2_picture_t * display_picture; + const mpeg2_picture_t * display_picture_2nd; + const mpeg2_fbuf_t * display_fbuf; + const mpeg2_fbuf_t * discard_fbuf; + const uint8_t * user_data; + unsigned int user_data_len; +} mpeg2_info_t; + +typedef struct mpeg2dec_s mpeg2dec_t; +typedef struct mpeg2_decoder_s mpeg2_decoder_t; + +typedef enum { + STATE_BUFFER = 0, + STATE_SEQUENCE = 1, + STATE_SEQUENCE_REPEATED = 2, + STATE_GOP = 3, + STATE_PICTURE = 4, + STATE_SLICE_1ST = 5, + STATE_PICTURE_2ND = 6, + STATE_SLICE = 7, + STATE_END = 8, + STATE_INVALID = 9, + STATE_INVALID_END = 10 +} mpeg2_state_t; + +typedef struct mpeg2_convert_init_s { + unsigned int id_size; + unsigned int buf_size[3]; + void (* start) (void * id, const mpeg2_fbuf_t * fbuf, + const mpeg2_picture_t * picture, const mpeg2_gop_t * gop); + void (* copy) (void * id, uint8_t * const * src, unsigned int v_offset); +} mpeg2_convert_init_t; +typedef enum { + MPEG2_CONVERT_SET = 0, + MPEG2_CONVERT_STRIDE = 1, + MPEG2_CONVERT_START = 2 +} mpeg2_convert_stage_t; +typedef int mpeg2_convert_t (int stage, void * id, + const mpeg2_sequence_t * sequence, int stride, + uint32_t accel, void * arg, + mpeg2_convert_init_t * result); +int mpeg2_convert (mpeg2dec_t * mpeg2dec, mpeg2_convert_t convert, void * arg); +int mpeg2_stride (mpeg2dec_t * mpeg2dec, int stride); +void mpeg2_set_buf (mpeg2dec_t * mpeg2dec, uint8_t * buf[3], void * id); +void mpeg2_custom_fbuf (mpeg2dec_t * mpeg2dec, int custom_fbuf); + +#define MPEG2_ACCEL_X86_MMX 1 +#define MPEG2_ACCEL_X86_3DNOW 2 +#define MPEG2_ACCEL_X86_MMXEXT 4 +#define MPEG2_ACCEL_PPC_ALTIVEC 1 +#define MPEG2_ACCEL_ALPHA 1 +#define MPEG2_ACCEL_ALPHA_MVI 2 +#define MPEG2_ACCEL_SPARC_VIS 1 +#define MPEG2_ACCEL_SPARC_VIS2 2 +#define MPEG2_ACCEL_DETECT 0x80000000 + +uint32_t mpeg2_accel (uint32_t accel); +mpeg2dec_t * mpeg2_init (void); +const mpeg2_info_t * mpeg2_info (mpeg2dec_t * mpeg2dec); +void mpeg2_close (mpeg2dec_t * mpeg2dec); + +void mpeg2_buffer (mpeg2dec_t * mpeg2dec, uint8_t * start, uint8_t * end); +int mpeg2_getpos (mpeg2dec_t * mpeg2dec); +mpeg2_state_t mpeg2_parse (mpeg2dec_t * mpeg2dec); + +void mpeg2_reset (mpeg2dec_t * mpeg2dec, int full_reset); +void mpeg2_skip (mpeg2dec_t * mpeg2dec, int skip); +void mpeg2_slice_region (mpeg2dec_t * mpeg2dec, int start, int end); + +void mpeg2_tag_picture (mpeg2dec_t * mpeg2dec, uint32_t tag, uint32_t tag2); + +void mpeg2_init_fbuf (mpeg2_decoder_t * decoder, uint8_t * current_fbuf[3], + uint8_t * forward_fbuf[3], uint8_t * backward_fbuf[3]); +void mpeg2_slice (mpeg2_decoder_t * decoder, int code, const uint8_t * buffer); + +typedef enum { + MPEG2_ALLOC_MPEG2DEC = 0, + MPEG2_ALLOC_CHUNK = 1, + MPEG2_ALLOC_YUV = 2, + MPEG2_ALLOC_CONVERT_ID = 3, + MPEG2_ALLOC_CONVERTED = 4 +} mpeg2_alloc_t; + +void * mpeg2_malloc (unsigned size, mpeg2_alloc_t reason); +void mpeg2_free (void * buf); +void mpeg2_malloc_hooks (void * malloc (unsigned, mpeg2_alloc_t), + int free (void *)); + +#endif /* MPEG2_H */ -- cgit v1.2.3