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[handbrake-jp/handbrake-jp-git.git] / libhb / internal.h
1 /* $Id: internal.h,v 1.41 2005/11/25 15:05:25 titer Exp $
2
3    This file is part of the HandBrake source code.
4    Homepage: <http://handbrake.fr/>.
5    It may be used under the terms of the GNU General Public License. */
6
7 /***********************************************************************
8  * common.c
9  **********************************************************************/
10 void hb_log( char * log, ... );
11 void hb_error( char * fmt, ...);
12
13 int  hb_list_bytes( hb_list_t * );
14 void hb_list_seebytes( hb_list_t * l, uint8_t * dst, int size );
15 void hb_list_getbytes( hb_list_t * l, uint8_t * dst, int size,
16                        uint64_t * pts, uint64_t * pos );
17 void hb_list_empty( hb_list_t ** );
18
19 hb_title_t * hb_title_init( char * dvd, int index );
20 void         hb_title_close( hb_title_t ** );
21
22 void         hb_filter_close( hb_filter_object_t ** );
23
24 /***********************************************************************
25  * hb.c
26  **********************************************************************/
27 int  hb_get_pid( hb_handle_t * );
28 void hb_set_state( hb_handle_t *, hb_state_t * );
29
30 /***********************************************************************
31  * fifo.c
32  **********************************************************************/
33 struct hb_buffer_s
34 {
35     int           size;
36     int           alloc;
37     uint8_t *     data;
38     int           cur;
39
40     int64_t       sequence;
41
42     int           id;
43     int64_t       start;
44     int64_t       stop;
45     int           new_chap;
46
47 #define HB_FRAME_IDR    0x01
48 #define HB_FRAME_I      0x02
49 #define HB_FRAME_AUDIO  0x04
50 #define HB_FRAME_P      0x10
51 #define HB_FRAME_B      0x20
52 #define HB_FRAME_BREF   0x40
53 #define HB_FRAME_KEY    0x0F
54 #define HB_FRAME_REF    0xF0
55     uint8_t       frametype;
56     uint16_t       flags;
57
58     /* Holds the output PTS from x264, for use by b-frame offsets in muxmp4.c */
59     int64_t     renderOffset;
60
61     int           x;
62     int           y;
63     int           width;
64     int           height;
65
66     hb_buffer_t * sub;
67
68     hb_buffer_t * next;
69 };
70
71 void hb_buffer_pool_init( void );
72 void hb_buffer_pool_free( void );
73
74 hb_buffer_t * hb_buffer_init( int size );
75 void          hb_buffer_realloc( hb_buffer_t *, int size );
76 void          hb_buffer_close( hb_buffer_t ** );
77 void          hb_buffer_copy_settings( hb_buffer_t * dst,
78                                        const hb_buffer_t * src );
79
80 hb_fifo_t   * hb_fifo_init();
81 int           hb_fifo_size( hb_fifo_t * );
82 int           hb_fifo_is_full( hb_fifo_t * );
83 float         hb_fifo_percent_full( hb_fifo_t * f );
84 hb_buffer_t * hb_fifo_get( hb_fifo_t * );
85 hb_buffer_t * hb_fifo_see( hb_fifo_t * );
86 hb_buffer_t * hb_fifo_see2( hb_fifo_t * );
87 void          hb_fifo_push( hb_fifo_t *, hb_buffer_t * );
88 void          hb_fifo_push_head( hb_fifo_t *, hb_buffer_t * );
89 void          hb_fifo_close( hb_fifo_t ** );
90
91 /***********************************************************************
92  * Threads: update.c, scan.c, work.c, reader.c, muxcommon.c
93  **********************************************************************/
94 hb_thread_t * hb_update_init( int * build, char * version );
95 hb_thread_t * hb_scan_init( hb_handle_t *, const char * path,
96                             int title_index, hb_list_t * list_title );
97 hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count,
98                             volatile int * die, int * error, hb_job_t ** job );
99 hb_thread_t  * hb_reader_init( hb_job_t * );
100 hb_thread_t  * hb_muxer_init( hb_job_t * );
101 hb_work_object_t * hb_get_work( int );
102 hb_work_object_t * hb_codec_decoder( int );
103 hb_work_object_t * hb_codec_encoder( int );
104
105 /***********************************************************************
106  * mpegdemux.c
107  **********************************************************************/
108 typedef struct {
109     int64_t last_scr;       /* unadjusted SCR from most recent pack */
110     int     scr_changes;    /* number of SCR discontinuities */
111     int     flaky_clock;    /* try to compensate for PCR drops */
112     int     dts_drops;      /* number of drops because DTS too far from SCR */
113 } hb_psdemux_t;
114
115 int hb_demux_ps( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * );
116 int hb_demux_null( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * );
117
118 /***********************************************************************
119  * dvd.c
120  **********************************************************************/
121 typedef struct hb_dvd_s hb_dvd_t;
122 typedef struct hb_stream_s hb_stream_t;
123
124 hb_dvd_t *   hb_dvd_init( char * path );
125 int          hb_dvd_title_count( hb_dvd_t * );
126 hb_title_t * hb_dvd_title_scan( hb_dvd_t *, int title );
127 int          hb_dvd_start( hb_dvd_t *, int title, int chapter );
128 void         hb_dvd_stop( hb_dvd_t * );
129 int          hb_dvd_seek( hb_dvd_t *, float );
130 int          hb_dvd_read( hb_dvd_t *, hb_buffer_t * );
131 int          hb_dvd_chapter( hb_dvd_t * );
132 int          hb_dvd_is_break( hb_dvd_t * d );
133 void         hb_dvd_close( hb_dvd_t ** );
134
135 hb_stream_t * hb_stream_open( char * path, hb_title_t *title );
136 void             hb_stream_close( hb_stream_t ** );
137 hb_title_t * hb_stream_title_scan( hb_stream_t *);
138 int          hb_stream_read( hb_stream_t *, hb_buffer_t *);
139 int          hb_stream_seek( hb_stream_t *, float );
140
141 void       * hb_ffmpeg_context( int codec_param );
142 void       * hb_ffmpeg_avstream( int codec_param );
143
144 /***********************************************************************
145  * Work objects
146  **********************************************************************/
147 #define HB_CONFIG_MAX_SIZE 8192
148 union hb_esconfig_u
149 {
150
151     struct
152     {
153         uint8_t bytes[HB_CONFIG_MAX_SIZE];
154         int     length;
155     } mpeg4;
156
157         struct
158         {
159             uint8_t  sps[HB_CONFIG_MAX_SIZE];
160             int       sps_length;
161             uint8_t  pps[HB_CONFIG_MAX_SIZE];
162             int       pps_length;
163         uint32_t init_delay;
164         } h264;
165
166     struct
167     {
168         uint8_t headers[3][HB_CONFIG_MAX_SIZE];
169     } theora;
170
171     struct
172     {
173         uint8_t bytes[HB_CONFIG_MAX_SIZE];
174         int     length;
175     } aac;
176
177     struct
178     {
179         uint8_t headers[3][HB_CONFIG_MAX_SIZE];
180         char *language;
181     } vorbis;
182
183     struct
184     {
185         /* ac3flags stores the flags from the AC3 source, as found in scan.c */
186         int  ac3flags;
187     } a52;
188
189     struct
190     {
191         /* dcaflags stores the flags from the DCA source, as found in scan.c */
192         int  dcaflags;
193     } dca;
194
195 };
196
197 enum
198 {
199     WORK_SYNC = 1,
200     WORK_DECMPEG2,
201     WORK_DECSUB,
202     WORK_RENDER,
203     WORK_ENCAVCODEC,
204     WORK_ENCXVID,
205     WORK_ENCX264,
206     WORK_ENCTHEORA,
207     WORK_DECA52,
208     WORK_DECDCA,
209     WORK_DECAVCODEC,
210     WORK_DECAVCODECV,
211     WORK_DECAVCODECVI,
212     WORK_DECAVCODECAI,
213     WORK_DECLPCM,
214     WORK_ENCFAAC,
215     WORK_ENCLAME,
216     WORK_ENCVORBIS
217 };
218
219 enum
220 {
221     FILTER_DEINTERLACE = 1,
222     FILTER_DEBLOCK,
223     FILTER_DENOISE,
224     FILTER_DETELECINE,
225     FILTER_DECOMB
226 };
227
228 extern hb_work_object_t * hb_objects;
229
230 #define HB_WORK_IDLE     0
231 #define HB_WORK_OK       1
232 #define HB_WORK_ERROR    2
233 #define HB_WORK_DONE     3
234
235 /***********************************************************************
236  * Muxers
237  **********************************************************************/
238 typedef struct hb_mux_object_s hb_mux_object_t;
239 typedef struct hb_mux_data_s   hb_mux_data_t;
240
241 #define HB_MUX_COMMON \
242     int (*init)      ( hb_mux_object_t * ); \
243     int (*mux)       ( hb_mux_object_t *, hb_mux_data_t *, \
244                        hb_buffer_t * ); \
245     int (*end)       ( hb_mux_object_t * );
246
247 #define DECLARE_MUX( a ) \
248     hb_mux_object_t  * hb_mux_##a##_init( hb_job_t * );
249
250 DECLARE_MUX( mp4 );
251 DECLARE_MUX( avi );
252 DECLARE_MUX( ogm );
253 DECLARE_MUX( mkv );
254