/* $Id: internal.h,v 1.41 2005/11/25 15:05:25 titer Exp $ This file is part of the HandBrake source code. Homepage: . It may be used under the terms of the GNU General Public License. */ /*********************************************************************** * common.c **********************************************************************/ void hb_log( char * log, ... ); extern int global_verbosity_level; // Global variable for hb_deep_log typedef enum hb_debug_level_s { HB_SUPPORT_LOG = 1, // helpful in tech support HB_HOUSEKEEPING_LOG = 2, // stuff we hate scrolling through HB_GRANULAR_LOG = 3 // sample-by-sample } hb_debug_level_t; void hb_deep_log( hb_debug_level_t level, char * log, ... ); void hb_error( char * fmt, ...); int hb_list_bytes( hb_list_t * ); void hb_list_seebytes( hb_list_t * l, uint8_t * dst, int size ); void hb_list_getbytes( hb_list_t * l, uint8_t * dst, int size, uint64_t * pts, uint64_t * pos ); void hb_list_empty( hb_list_t ** ); hb_title_t * hb_title_init( char * dvd, int index ); void hb_title_close( hb_title_t ** ); void hb_filter_close( hb_filter_object_t ** ); /*********************************************************************** * hb.c **********************************************************************/ int hb_get_pid( hb_handle_t * ); void hb_set_state( hb_handle_t *, hb_state_t * ); /*********************************************************************** * fifo.c **********************************************************************/ struct hb_buffer_s { int size; int alloc; uint8_t * data; int cur; int64_t sequence; int id; int64_t start; int64_t stop; int new_chap; #define HB_FRAME_IDR 0x01 #define HB_FRAME_I 0x02 #define HB_FRAME_AUDIO 0x04 #define HB_FRAME_P 0x10 #define HB_FRAME_B 0x20 #define HB_FRAME_BREF 0x40 #define HB_FRAME_KEY 0x0F #define HB_FRAME_REF 0xF0 uint8_t frametype; uint16_t flags; /* Holds the output PTS from x264, for use by b-frame offsets in muxmp4.c */ int64_t renderOffset; int x; int y; int width; int height; hb_buffer_t * sub; hb_buffer_t * next; }; void hb_buffer_pool_init( void ); void hb_buffer_pool_free( void ); hb_buffer_t * hb_buffer_init( int size ); void hb_buffer_realloc( hb_buffer_t *, int size ); void hb_buffer_close( hb_buffer_t ** ); void hb_buffer_copy_settings( hb_buffer_t * dst, const hb_buffer_t * src ); hb_fifo_t * hb_fifo_init(); int hb_fifo_size( hb_fifo_t * ); int hb_fifo_is_full( hb_fifo_t * ); float hb_fifo_percent_full( hb_fifo_t * f ); hb_buffer_t * hb_fifo_get( hb_fifo_t * ); hb_buffer_t * hb_fifo_see( hb_fifo_t * ); hb_buffer_t * hb_fifo_see2( hb_fifo_t * ); void hb_fifo_push( hb_fifo_t *, hb_buffer_t * ); void hb_fifo_push_head( hb_fifo_t *, hb_buffer_t * ); void hb_fifo_close( hb_fifo_t ** ); // this routine gets a buffer for an uncompressed YUV420 video frame // with dimensions width x height. static inline hb_buffer_t * hb_video_buffer_init( int width, int height ) { // Y requires w x h bytes. U & V each require (w+1)/2 x // (h+1)/2 bytes (the "+1" is to round up). We shift rather // than divide by 2 since the compiler can't know these ints // are positive so it generates very expensive integer divides // if we do "/2". The code here matches the calculation for // PIX_FMT_YUV420P in ffmpeg's avpicture_fill() which is required // for most of HB's filters to work right. return hb_buffer_init( width * height + ( ( width+1 ) >> 1 ) * ( ( height+1 ) >> 1 ) * 2 ); } // this routine 'moves' data from src to dst by interchanging 'data', // 'size' & 'alloc' between them and copying the rest of the fields // from src to dst. static inline void hb_buffer_swap_copy( hb_buffer_t *src, hb_buffer_t *dst ) { uint8_t *data = dst->data; int size = dst->size; int alloc = dst->alloc; *dst = *src; src->data = data; src->size = size; src->alloc = alloc; } /*********************************************************************** * Threads: update.c, scan.c, work.c, reader.c, muxcommon.c **********************************************************************/ hb_thread_t * hb_update_init( int * build, char * version ); hb_thread_t * hb_scan_init( hb_handle_t *, const char * path, int title_index, hb_list_t * list_title, int preview_count, int store_previews ); hb_thread_t * hb_work_init( hb_list_t * jobs, int cpu_count, volatile int * die, int * error, hb_job_t ** job ); hb_thread_t * hb_reader_init( hb_job_t * ); hb_thread_t * hb_muxer_init( hb_job_t * ); hb_work_object_t * hb_get_work( int ); hb_work_object_t * hb_codec_decoder( int ); hb_work_object_t * hb_codec_encoder( int ); /*********************************************************************** * mpegdemux.c **********************************************************************/ typedef struct { int64_t last_scr; /* unadjusted SCR from most recent pack */ int64_t last_pts; /* last pts we saw */ int scr_changes; /* number of SCR discontinuities */ int dts_drops; /* number of drops because DTS too far from SCR */ } hb_psdemux_t; typedef int (*hb_muxer_t)(hb_buffer_t *, hb_list_t *, hb_psdemux_t*); int hb_demux_ps( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * ); int hb_demux_ss( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * ); int hb_demux_null( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * ); extern const hb_muxer_t hb_demux[]; /*********************************************************************** * decmetadata.c **********************************************************************/ extern void decmetadata( hb_title_t *title ); /*********************************************************************** * dvd.c **********************************************************************/ typedef struct hb_dvd_s hb_dvd_t; typedef struct hb_stream_s hb_stream_t; hb_dvd_t * hb_dvd_init( char * path ); int hb_dvd_title_count( hb_dvd_t * ); hb_title_t * hb_dvd_title_scan( hb_dvd_t *, int title ); int hb_dvd_start( hb_dvd_t *, int title, int chapter ); void hb_dvd_stop( hb_dvd_t * ); int hb_dvd_seek( hb_dvd_t *, float ); int hb_dvd_read( hb_dvd_t *, hb_buffer_t * ); int hb_dvd_chapter( hb_dvd_t * ); int hb_dvd_is_break( hb_dvd_t * d ); void hb_dvd_close( hb_dvd_t ** ); hb_stream_t * hb_stream_open( char * path, hb_title_t *title ); void hb_stream_close( hb_stream_t ** ); hb_title_t * hb_stream_title_scan( hb_stream_t *); int hb_stream_read( hb_stream_t *, hb_buffer_t *); int hb_stream_seek( hb_stream_t *, float ); void * hb_ffmpeg_context( int codec_param ); void * hb_ffmpeg_avstream( int codec_param ); /*********************************************************************** * Work objects **********************************************************************/ #define HB_CONFIG_MAX_SIZE 8192 union hb_esconfig_u { struct { uint8_t bytes[HB_CONFIG_MAX_SIZE]; int length; } mpeg4; struct { uint8_t sps[HB_CONFIG_MAX_SIZE]; int sps_length; uint8_t pps[HB_CONFIG_MAX_SIZE]; int pps_length; uint32_t init_delay; } h264; struct { uint8_t headers[3][HB_CONFIG_MAX_SIZE]; } theora; struct { uint8_t bytes[HB_CONFIG_MAX_SIZE]; int length; } aac; struct { uint8_t headers[3][HB_CONFIG_MAX_SIZE]; char *language; } vorbis; struct { /* ac3flags stores the flags from the AC3 source, as found in scan.c */ int ac3flags; // next two items are used by the bsinfo routine to accumulate small // frames until we have enough to validate the crc. int len; // space currently used in 'buf' uint8_t buf[HB_CONFIG_MAX_SIZE-sizeof(int)]; } a52; struct { /* dcaflags stores the flags from the DCA source, as found in scan.c */ int dcaflags; } dca; }; enum { WORK_SYNC = 1, WORK_DECMPEG2, WORK_DECSUB, WORK_RENDER, WORK_ENCAVCODEC, WORK_ENCXVID, WORK_ENCX264, WORK_ENCTHEORA, WORK_DECA52, WORK_DECDCA, WORK_DECAVCODEC, WORK_DECAVCODECV, WORK_DECAVCODECVI, WORK_DECAVCODECAI, WORK_DECLPCM, WORK_ENCFAAC, WORK_ENCLAME, WORK_ENCVORBIS }; enum { FILTER_DEINTERLACE = 1, FILTER_DEBLOCK, FILTER_DENOISE, FILTER_DETELECINE, FILTER_DECOMB }; extern hb_work_object_t * hb_objects; #define HB_WORK_IDLE 0 #define HB_WORK_OK 1 #define HB_WORK_ERROR 2 #define HB_WORK_DONE 3 /*********************************************************************** * Muxers **********************************************************************/ typedef struct hb_mux_object_s hb_mux_object_t; typedef struct hb_mux_data_s hb_mux_data_t; #define HB_MUX_COMMON \ int (*init) ( hb_mux_object_t * ); \ int (*mux) ( hb_mux_object_t *, hb_mux_data_t *, \ hb_buffer_t * ); \ int (*end) ( hb_mux_object_t * ); #define DECLARE_MUX( a ) \ hb_mux_object_t * hb_mux_##a##_init( hb_job_t * ); DECLARE_MUX( mp4 ); DECLARE_MUX( avi ); DECLARE_MUX( ogm ); DECLARE_MUX( mkv );