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authortpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-02-17 00:32:19 +0000
committertpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da>2010-02-17 00:32:19 +0000
commit0d382a262c0638d0f572fc37193ccc5ed3dc895f (patch)
tree8578dcddfce4191f3f7a142a37769df7add48475 /k9decmpeg/mpeg2.h
downloadk9copy-0d382a262c0638d0f572fc37193ccc5ed3dc895f.tar.gz
k9copy-0d382a262c0638d0f572fc37193ccc5ed3dc895f.zip
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
Diffstat (limited to 'k9decmpeg/mpeg2.h')
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+/*
+ * mpeg2.h
+ * Copyright (C) 2000-2003 Michel Lespinasse <[email protected]>
+ * Copyright (C) 1999-2000 Aaron Holtzman <[email protected]>
+ *
+ * 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 */