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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 extern int global_verbosity_level; // Global variable for hb_deep_log
12 typedef enum hb_debug_level_s
13 {
14     HB_SUPPORT_LOG      = 1, // helpful in tech support
15     HB_HOUSEKEEPING_LOG = 2, // stuff we hate scrolling through  
16     HB_GRANULAR_LOG     = 3  // sample-by-sample
17 } hb_debug_level_t;
18 void hb_deep_log( hb_debug_level_t level, char * log, ... );
19 void hb_error( char * fmt, ...);
20
21 int  hb_list_bytes( hb_list_t * );
22 void hb_list_seebytes( hb_list_t * l, uint8_t * dst, int size );
23 void hb_list_getbytes( hb_list_t * l, uint8_t * dst, int size,
24                        uint64_t * pts, uint64_t * pos );
25 void hb_list_empty( hb_list_t ** );
26
27 hb_title_t * hb_title_init( char * dvd, int index );
28 void         hb_title_close( hb_title_t ** );
29
30 void         hb_filter_close( hb_filter_object_t ** );
31
32 /***********************************************************************
33  * hb.c
34  **********************************************************************/
35 int  hb_get_pid( hb_handle_t * );
36 void hb_set_state( hb_handle_t *, hb_state_t * );
37
38 /***********************************************************************
39  * fifo.c
40  **********************************************************************/
41 struct hb_buffer_s
42 {
43     int           size;
44     int           alloc;
45     uint8_t *     data;
46     int           cur;
47
48     int64_t       sequence;
49
50     int           id;
51     int64_t       start;
52     int64_t       stop;
53     int           new_chap;
54
55 #define HB_FRAME_IDR    0x01
56 #define HB_FRAME_I      0x02
57 #define HB_FRAME_AUDIO  0x04
58 #define HB_FRAME_P      0x10
59 #define HB_FRAME_B      0x20
60 #define HB_FRAME_BREF   0x40
61 #define HB_FRAME_KEY    0x0F
62 #define HB_FRAME_REF    0xF0
63     uint8_t       frametype;
64     uint16_t       flags;
65
66     /* Holds the output PTS from x264, for use by b-frame offsets in muxmp4.c */
67     int64_t     renderOffset;
68
69     int           x;
70     int           y;
71     int           width;
72     int           height;
73
74     hb_buffer_t * sub;
75
76     hb_buffer_t * next;
77 };
78
79 void hb_buffer_pool_init( void );
80 void hb_buffer_pool_free( void );
81
82 hb_buffer_t * hb_buffer_init( int size );
83 void          hb_buffer_realloc( hb_buffer_t *, int size );
84 void          hb_buffer_close( hb_buffer_t ** );
85 void          hb_buffer_copy_settings( hb_buffer_t * dst,
86                                        const hb_buffer_t * src );
87
88 hb_fifo_t   * hb_fifo_init();
89 int           hb_fifo_size( hb_fifo_t * );
90 int           hb_fifo_is_full( hb_fifo_t * );
91 float         hb_fifo_percent_full( hb_fifo_t * f );
92 hb_buffer_t * hb_fifo_get( hb_fifo_t * );
93 hb_buffer_t * hb_fifo_see( hb_fifo_t * );
94 hb_buffer_t * hb_fifo_see2( hb_fifo_t * );
95 void          hb_fifo_push( hb_fifo_t *, hb_buffer_t * );
96 void          hb_fifo_push_head( hb_fifo_t *, hb_buffer_t * );
97 void          hb_fifo_close( hb_fifo_t ** );
98
99 /***********************************************************************
100  * Threads: update.c, scan.c, work.c, reader.c, muxcommon.c
101  **********************************************************************/
102 hb_thread_t * hb_update_init( int * build, char * version );
103 hb_thread_t * hb_scan_init( hb_handle_t *, const char * path,
104                             int title_index, hb_list_t * list_title );
105 hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count,
106                             volatile int * die, int * error, hb_job_t ** job );
107 hb_thread_t  * hb_reader_init( hb_job_t * );
108 hb_thread_t  * hb_muxer_init( hb_job_t * );
109 hb_work_object_t * hb_get_work( int );
110 hb_work_object_t * hb_codec_decoder( int );
111 hb_work_object_t * hb_codec_encoder( int );
112
113 /***********************************************************************
114  * mpegdemux.c
115  **********************************************************************/
116 typedef struct {
117     int64_t last_scr;       /* unadjusted SCR from most recent pack */
118     int     scr_changes;    /* number of SCR discontinuities */
119     int     flaky_clock;    /* try to compensate for PCR drops */
120     int     dts_drops;      /* number of drops because DTS too far from SCR */
121 } hb_psdemux_t;
122
123 int hb_demux_ps( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * );
124 int hb_demux_null( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * );
125
126 /***********************************************************************
127  * dvd.c
128  **********************************************************************/
129 typedef struct hb_dvd_s hb_dvd_t;
130 typedef struct hb_stream_s hb_stream_t;
131
132 hb_dvd_t *   hb_dvd_init( char * path );
133 int          hb_dvd_title_count( hb_dvd_t * );
134 hb_title_t * hb_dvd_title_scan( hb_dvd_t *, int title );
135 int          hb_dvd_start( hb_dvd_t *, int title, int chapter );
136 void         hb_dvd_stop( hb_dvd_t * );
137 int          hb_dvd_seek( hb_dvd_t *, float );
138 int          hb_dvd_read( hb_dvd_t *, hb_buffer_t * );
139 int          hb_dvd_chapter( hb_dvd_t * );
140 int          hb_dvd_is_break( hb_dvd_t * d );
141 void         hb_dvd_close( hb_dvd_t ** );
142
143 hb_stream_t * hb_stream_open( char * path, hb_title_t *title );
144 void             hb_stream_close( hb_stream_t ** );
145 hb_title_t * hb_stream_title_scan( hb_stream_t *);
146 int          hb_stream_read( hb_stream_t *, hb_buffer_t *);
147 int          hb_stream_seek( hb_stream_t *, float );
148
149 void       * hb_ffmpeg_context( int codec_param );
150 void       * hb_ffmpeg_avstream( int codec_param );
151
152 /***********************************************************************
153  * Work objects
154  **********************************************************************/
155 #define HB_CONFIG_MAX_SIZE 8192
156 union hb_esconfig_u
157 {
158
159     struct
160     {
161         uint8_t bytes[HB_CONFIG_MAX_SIZE];
162         int     length;
163     } mpeg4;
164
165         struct
166         {
167             uint8_t  sps[HB_CONFIG_MAX_SIZE];
168             int       sps_length;
169             uint8_t  pps[HB_CONFIG_MAX_SIZE];
170             int       pps_length;
171         uint32_t init_delay;
172         } h264;
173
174     struct
175     {
176         uint8_t headers[3][HB_CONFIG_MAX_SIZE];
177     } theora;
178
179     struct
180     {
181         uint8_t bytes[HB_CONFIG_MAX_SIZE];
182         int     length;
183     } aac;
184
185     struct
186     {
187         uint8_t headers[3][HB_CONFIG_MAX_SIZE];
188         char *language;
189     } vorbis;
190
191     struct
192     {
193         /* ac3flags stores the flags from the AC3 source, as found in scan.c */
194         int  ac3flags;
195     } a52;
196
197     struct
198     {
199         /* dcaflags stores the flags from the DCA source, as found in scan.c */
200         int  dcaflags;
201     } dca;
202
203 };
204
205 enum
206 {
207     WORK_SYNC = 1,
208     WORK_DECMPEG2,
209     WORK_DECSUB,
210     WORK_RENDER,
211     WORK_ENCAVCODEC,
212     WORK_ENCXVID,
213     WORK_ENCX264,
214     WORK_ENCTHEORA,
215     WORK_DECA52,
216     WORK_DECDCA,
217     WORK_DECAVCODEC,
218     WORK_DECAVCODECV,
219     WORK_DECAVCODECVI,
220     WORK_DECAVCODECAI,
221     WORK_DECLPCM,
222     WORK_ENCFAAC,
223     WORK_ENCLAME,
224     WORK_ENCVORBIS
225 };
226
227 enum
228 {
229     FILTER_DEINTERLACE = 1,
230     FILTER_DEBLOCK,
231     FILTER_DENOISE,
232     FILTER_DETELECINE,
233     FILTER_DECOMB
234 };
235
236 extern hb_work_object_t * hb_objects;
237
238 #define HB_WORK_IDLE     0
239 #define HB_WORK_OK       1
240 #define HB_WORK_ERROR    2
241 #define HB_WORK_DONE     3
242
243 /***********************************************************************
244  * Muxers
245  **********************************************************************/
246 typedef struct hb_mux_object_s hb_mux_object_t;
247 typedef struct hb_mux_data_s   hb_mux_data_t;
248
249 #define HB_MUX_COMMON \
250     int (*init)      ( hb_mux_object_t * ); \
251     int (*mux)       ( hb_mux_object_t *, hb_mux_data_t *, \
252                        hb_buffer_t * ); \
253     int (*end)       ( hb_mux_object_t * );
254
255 #define DECLARE_MUX( a ) \
256     hb_mux_object_t  * hb_mux_##a##_init( hb_job_t * );
257
258 DECLARE_MUX( mp4 );
259 DECLARE_MUX( avi );
260 DECLARE_MUX( ogm );
261 DECLARE_MUX( mkv );
262