/* internal.h Copyright (c) 2003-2013 HandBrake Team This file is part of the HandBrake source code Homepage: . It may be used under the terms of the GNU General Public License v2. For full terms see the file COPYING file or visit http://www.gnu.org/licenses/gpl-2.0.html */ #include "hbffmpeg.h" #include "extras/cl.h" /*********************************************************************** * common.c **********************************************************************/ void hb_log( char * log, ... ) HB_WPRINTF(1,2); 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_valog( hb_debug_level_t level, const char * prefix, const char * log, va_list args) HB_WPRINTF(3,0); void hb_deep_log( hb_debug_level_t level, char * log, ... ) HB_WPRINTF(2,3); void hb_error( char * fmt, ...) HB_WPRINTF(1,2); void hb_hexdump( hb_debug_level_t level, const char * label, const uint8_t * data, int len ); 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 ** ); /*********************************************************************** * hb.c **********************************************************************/ int hb_get_pid( hb_handle_t * ); void hb_set_state( hb_handle_t *, hb_state_t * ); /*********************************************************************** * fifo.c **********************************************************************/ /* * Holds a packet of data that is moving through the transcoding process. * * May have metadata associated with it via extra fields * that are conditionally used depending on the type of packet. */ struct hb_buffer_s { int size; // size of this packet int alloc; // used internally by the packet allocator (hb_buffer_init) uint8_t * data; // packet data int offset; // used internally by packet lists (hb_list_t) /* * Corresponds to the order that this packet was read from the demuxer. * * It is important that video decoder work-objects pass this value through * from their input packets to the output packets they generate. Otherwise * RENDERSUB subtitles (especially VOB subtitles) will break. * * Subtitle decoder work-objects that output a renderable subtitle * format (ex: PICTURESUB) must also be careful to pass the sequence number * through for the same reason. */ int64_t sequence; struct settings { enum { AUDIO_BUF, VIDEO_BUF, SUBTITLE_BUF, FRAME_BUF, OTHER_BUF } type; int id; // ID of the track that the packet comes from int64_t start; // start time of frame double duration; // Actual duration, may be fractional ticks int64_t stop; // stop time of frame int64_t renderOffset; // DTS used by b-frame offsets in muxmp4 int64_t pcr; uint8_t discontinuity; int new_chap; // Video packets: if non-zero, is the index of the chapter whose boundary was crossed #define HB_FRAME_IDR 0x01 #define HB_FRAME_I 0x02 #define HB_FRAME_AUDIO 0x04 #define HB_FRAME_SUBTITLE 0x08 #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; } s; struct format { int x; int y; int width; int height; int fmt; } f; struct plane { uint8_t * data; int stride; int width; int height; int height_stride; int size; } plane[4]; // 3 Color components + alpha struct qsv { void *qsv_atom; void *filter_details; } qsv_details; /* OpenCL */ struct cl_data { cl_mem buffer; cl_event last_event; enum { HOST, DEVICE } buffer_location; } cl; // PICTURESUB subtitle packets: // Video packets (after processing by the hb_sync_video work-object): // A (copy of a) PICTURESUB subtitle packet that needs to be burned into // this video packet by the vobsub renderer filter // // Subtitles that are simply passed thru are NOT attached to the // associated video packets. hb_buffer_t * sub; // Packets in a list: // the next packet in the list hb_buffer_t * next; }; void hb_buffer_pool_init( void ); void hb_buffer_pool_free( void ); hb_buffer_t * hb_buffer_init( int size ); hb_buffer_t * hb_frame_buffer_init( int pix_fmt, int w, int h); void hb_buffer_init_planes( hb_buffer_t * b ); void hb_buffer_realloc( hb_buffer_t *, int size ); void hb_video_buffer_realloc( hb_buffer_t * b, int w, int h ); void hb_buffer_reduce( hb_buffer_t * b, int size ); void hb_buffer_close( hb_buffer_t ** ); hb_buffer_t * hb_buffer_dup( const hb_buffer_t * src ); int hb_buffer_copy( hb_buffer_t * dst, const hb_buffer_t * src ); void hb_buffer_swap_copy( hb_buffer_t *src, hb_buffer_t *dst ); void hb_buffer_move_subs( hb_buffer_t * dst, hb_buffer_t * src ); hb_fifo_t * hb_fifo_init( int capacity, int thresh ); int hb_fifo_size( hb_fifo_t * ); int hb_fifo_size_bytes( 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_get_wait( hb_fifo_t * ); hb_buffer_t * hb_fifo_see( hb_fifo_t * ); hb_buffer_t * hb_fifo_see_wait( 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_wait( hb_fifo_t *, hb_buffer_t * ); int hb_fifo_full_wait( hb_fifo_t * f ); void hb_fifo_push_head( hb_fifo_t *, hb_buffer_t * ); void hb_fifo_push_list_element( hb_fifo_t *fifo, hb_buffer_t *buffer_list ); hb_buffer_t * hb_fifo_get_list_element( hb_fifo_t *fifo ); void hb_fifo_close( hb_fifo_t ** ); void hb_fifo_flush( hb_fifo_t * f ); static inline int hb_image_stride( int pix_fmt, int width, int plane ) { int linesize = av_image_get_linesize( pix_fmt, width, plane ); // Make buffer SIMD friendly. // Decomb requires stride aligned to 32 bytes // TODO: eliminate extra buffer copies in decomb linesize = MULTIPLE_MOD_UP( linesize, 32 ); return linesize; } static inline int hb_image_width(int pix_fmt, int width, int plane) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt); if (desc != NULL && (plane == 1 || plane == 2)) { // The wacky arithmatic assures rounding up. width = -((-width) >> desc->log2_chroma_w); } return width; } static inline int hb_image_height_stride(int pix_fmt, int height, int plane) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt); // Decomb requires 6 extra lines and stride aligned to 32 bytes height = MULTIPLE_MOD_UP(height + 6, 32); if (desc != NULL && (plane == 1 || plane == 2)) { height = height >> desc->log2_chroma_h; } return height; } static inline int hb_image_height(int pix_fmt, int height, int plane) { const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(pix_fmt); if (desc != NULL && (plane == 1 || plane == 2)) { // The wacky arithmatic assures rounding up. height = -((-height) >> desc->log2_chroma_h); } return height; } // 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 ) { return hb_frame_buffer_init( AV_PIX_FMT_YUV420P, width, height ); } /*********************************************************************** * 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 *, volatile int * die, const char * path, int title_index, hb_title_set_t * title_set, int preview_count, int store_previews, uint64_t min_duration ); hb_thread_t * hb_work_init( hb_list_t * jobs, volatile int * die, hb_error_code * error, hb_job_t ** job ); void ReadLoop( void * _w ); hb_work_object_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 ); /*********************************************************************** * sync.c **********************************************************************/ hb_work_object_t * hb_sync_init( hb_job_t * job ); /*********************************************************************** * mpegdemux.c **********************************************************************/ typedef struct { int64_t last_scr; /* unadjusted SCR from most recent pack */ int64_t scr_delta; 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 */ int new_chap; } hb_psdemux_t; typedef void (*hb_muxer_t)(hb_buffer_t *, hb_list_t *, hb_psdemux_t*); void hb_demux_ps( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * ); void hb_demux_ts( hb_buffer_t * ps_buf, hb_list_t * es_list, hb_psdemux_t * ); void 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 int decmetadata( hb_title_t *title ); /*********************************************************************** * batch.c **********************************************************************/ typedef struct hb_batch_s hb_batch_t; hb_batch_t * hb_batch_init( char * path ); void hb_batch_close( hb_batch_t ** _d ); int hb_batch_title_count( hb_batch_t * d ); hb_title_t * hb_batch_title_scan( hb_batch_t * d, int t ); /*********************************************************************** * dvd.c **********************************************************************/ typedef struct hb_bd_s hb_bd_t; typedef union 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, uint64_t min_duration ); int hb_dvd_start( hb_dvd_t *, hb_title_t *title, int chapter ); void hb_dvd_stop( hb_dvd_t * ); int hb_dvd_seek( hb_dvd_t *, float ); hb_buffer_t * hb_dvd_read( hb_dvd_t * ); int hb_dvd_chapter( hb_dvd_t * ); int hb_dvd_is_break( hb_dvd_t * d ); void hb_dvd_close( hb_dvd_t ** ); int hb_dvd_angle_count( hb_dvd_t * d ); void hb_dvd_set_angle( hb_dvd_t * d, int angle ); int hb_dvd_main_feature( hb_dvd_t * d, hb_list_t * list_title ); hb_bd_t * hb_bd_init( char * path ); int hb_bd_title_count( hb_bd_t * d ); hb_title_t * hb_bd_title_scan( hb_bd_t * d, int t, uint64_t min_duration ); int hb_bd_start( hb_bd_t * d, hb_title_t *title ); void hb_bd_stop( hb_bd_t * d ); int hb_bd_seek( hb_bd_t * d, float f ); int hb_bd_seek_pts( hb_bd_t * d, uint64_t pts ); int hb_bd_seek_chapter( hb_bd_t * d, int chapter ); hb_buffer_t * hb_bd_read( hb_bd_t * d ); int hb_bd_chapter( hb_bd_t * d ); void hb_bd_close( hb_bd_t ** _d ); void hb_bd_set_angle( hb_bd_t * d, int angle ); int hb_bd_main_feature( hb_bd_t * d, hb_list_t * list_title ); hb_stream_t * hb_bd_stream_open( hb_title_t *title ); void hb_ts_stream_reset(hb_stream_t *stream); hb_stream_t * hb_stream_open( char * path, hb_title_t *title, int scan ); void hb_stream_close( hb_stream_t ** ); hb_title_t * hb_stream_title_scan( hb_stream_t *, hb_title_t *); hb_buffer_t * hb_stream_read( hb_stream_t * ); int hb_stream_seek( hb_stream_t *, float ); int hb_stream_seek_ts( hb_stream_t * stream, int64_t ts ); int hb_stream_seek_chapter( hb_stream_t *, int ); int hb_stream_chapter( hb_stream_t * ); hb_buffer_t * hb_ts_decode_pkt( hb_stream_t *stream, const uint8_t * pkt ); #define STR4_TO_UINT32(p) \ ((((const uint8_t*)(p))[0] << 24) | \ (((const uint8_t*)(p))[1] << 16) | \ (((const uint8_t*)(p))[2] << 8) | \ ((const uint8_t*)(p))[3]) /*********************************************************************** * Work objects **********************************************************************/ #define HB_CONFIG_MAX_SIZE (2*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; } extradata; 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_VIDEO = 1, WORK_SYNC_AUDIO, WORK_DECMPEG2, WORK_DECCC608, WORK_DECVOBSUB, WORK_DECSRTSUB, WORK_DECUTF8SUB, WORK_DECTX3GSUB, WORK_DECSSASUB, WORK_ENCVOBSUB, WORK_RENDER, WORK_ENCAVCODEC, WORK_ENCQSV, WORK_ENCX264, WORK_ENCTHEORA, WORK_DECA52, WORK_DECAVCODEC, WORK_DECAVCODECV, WORK_DECLPCM, WORK_ENCFAAC, WORK_ENCLAME, WORK_ENCVORBIS, WORK_ENC_CA_AAC, WORK_ENC_CA_HAAC, WORK_ENCAVCODEC_AUDIO, WORK_MUX, WORK_READER, WORK_DECPGSSUB }; extern hb_filter_object_t hb_filter_detelecine; extern hb_filter_object_t hb_filter_deinterlace; extern hb_filter_object_t hb_filter_deblock; extern hb_filter_object_t hb_filter_denoise; extern hb_filter_object_t hb_filter_decomb; extern hb_filter_object_t hb_filter_rotate; extern hb_filter_object_t hb_filter_crop_scale; extern hb_filter_object_t hb_filter_render_sub; extern hb_filter_object_t hb_filter_vfr; #ifdef USE_QSV extern hb_filter_object_t hb_filter_qsv; extern hb_filter_object_t hb_filter_qsv_pre; extern hb_filter_object_t hb_filter_qsv_post; #endif // Picture flags used by filters #ifndef PIC_FLAG_REPEAT_FIRST_FIELD #define PIC_FLAG_REPEAT_FIRST_FIELD 256 #endif #ifndef PIC_FLAG_TOP_FIELD_FIRST #define PIC_FLAG_TOP_FIELD_FIRST 8 #endif #ifndef PIC_FLAG_PROGRESSIVE_FRAME #define PIC_FLAG_PROGRESSIVE_FRAME 16 #endif #define PIC_FLAG_REPEAT_FRAME 512 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( mkv ); DECLARE_MUX( avformat ); void hb_muxmp4_process_subtitle_style( uint8_t *input, uint8_t *output, uint8_t *style, uint16_t *stylesize );