mp4.c File Reference

Include dependency graph for mp4.c:


Data Structures

struct  mp4_chunk_t
struct  mp4_track_t
struct  demux_sys_t

Defines

#define chunk   p_track->chunk[p_track->i_chunk]
#define SET(fct)
#define p_decconfig   p_esds->data.p_esds->es_descriptor.p_decConfigDescr
#define QT_V0_MAX_SAMPLES   1024

Functions

static int Open (vlc_object_t *)
 Probes and initializes.
static void Close (vlc_object_t *)
 Releases resources.
int vlc_entry__main (module_t *p_module)
const char * vlc_entry_license__main (void)
static int Demux (demux_t *)
static int DemuxRef (demux_t *p_demux)
static int Seek (demux_t *, mtime_t)
static int Control (demux_t *, int, va_list)
static void MP4_TrackCreate (demux_t *, mp4_track_t *, MP4_Box_t *, bool b_force_enable)
static void MP4_TrackDestroy (mp4_track_t *)
static int MP4_TrackSelect (demux_t *, mp4_track_t *, mtime_t)
static void MP4_TrackUnselect (demux_t *, mp4_track_t *)
static int MP4_TrackSeek (demux_t *, mp4_track_t *, mtime_t)
static uint64_t MP4_TrackGetPos (mp4_track_t *)
static int MP4_TrackSampleSize (mp4_track_t *)
static int MP4_TrackNextSample (demux_t *, mp4_track_t *)
static void MP4_TrackSetELST (demux_t *, mp4_track_t *, int64_t)
static void MP4_UpdateSeekpoint (demux_t *)
static const char * MP4_ConvertMacCode (uint16_t)
static int64_t MP4_TrackGetDTS (demux_t *p_demux, mp4_track_t *p_track)
static int64_t MP4_TrackGetPTSDelta (mp4_track_t *p_track)
static int64_t MP4_GetMoviePTS (demux_sys_t *p_sys)
static void LoadChapter (demux_t *p_demux)
static void LoadChapterGpac (demux_t *p_demux, MP4_Box_t *p_chpl)
static void LoadChapterApple (demux_t *p_demux, mp4_track_t *tk)
static int TrackCreateChunksIndex (demux_t *p_demux, mp4_track_t *p_demux_track)
static int TrackCreateSamplesIndex (demux_t *p_demux, mp4_track_t *p_demux_track)
static void TrackGetESSampleRate (unsigned *pi_num, unsigned *pi_den, const mp4_track_t *p_track, unsigned i_sd_index, unsigned i_chunk)
 It computes the sample rate for a video track using the given sample description index.
static int TrackCreateES (demux_t *p_demux, mp4_track_t *p_track, unsigned int i_chunk, es_out_id_t **pp_es)
static int TrackTimeToSampleChunk (demux_t *p_demux, mp4_track_t *p_track, int64_t i_start, uint32_t *pi_chunk, uint32_t *pi_sample)
static int TrackGotoChunkSample (demux_t *p_demux, mp4_track_t *p_track, unsigned int i_chunk, unsigned int i_sample)

Define Documentation

#define chunk   p_track->chunk[p_track->i_chunk]

Referenced by EncodeFrame(), MP4_TrackGetDTS(), TrackGetESSampleRate(), and TrackTimeToSampleChunk().

#define p_decconfig   p_esds->data.p_esds->es_descriptor.p_decConfigDescr

Referenced by TrackCreateES().

#define QT_V0_MAX_SAMPLES   1024

Referenced by MP4_TrackNextSample(), and MP4_TrackSampleSize().

#define SET ( fct   ) 

Value:

do { char *psz_utf = strdup( p_0xa9xxx->data.p_0xa9xxx->psz_text ? p_0xa9xxx->data.p_0xa9xxx->psz_text : "" ); \
    if( psz_utf ) { EnsureUTF8( psz_utf );  \
                    fct( p_meta, psz_utf ); free( psz_utf ); } } while(0)

Referenced by Control(), Demux(), ReadMeta(), ReadMetaFromAPE(), ReadMetaFromId3v2(), ReadMetaFromXiph(), VLCInfo::updatePanelWithItem:, and WriteMeta().

Function Documentation

static void Close ( vlc_object_t *  p_this  )  [static]

Releases resources.

Close the module.

Destroys the X11 window.

Disconnect from the X server.

Close a SDL video output.

It destroys an OpenGL vout display.

Terminate a vout display created by Open.

It destroyes a Direct3D vout display.

Terminate an output method created by Open.

Release the drawable.

Close a libcaca video output.

Close a aa video output method.

Close the filter.

Terminate a splitter module.

This function closes a clone video splitter module.

Common close function.

Releases allocate resources.

Close: Destructor.

Parameters:
p_this pointer to this filter object
p_this,: the filter object

static int Control ( demux_t *  p_demux,
int  i_query,
va_list  args 
) [static]

References MP4_Box_s::data, DEMUX_GET_ATTACHMENTS, DEMUX_GET_FPS, DEMUX_GET_LENGTH, DEMUX_GET_META, DEMUX_GET_POSITION, DEMUX_GET_TIME, DEMUX_GET_TITLE_INFO, DEMUX_HAS_UNSUPPORTED_META, DEMUX_SET_GROUP, DEMUX_SET_NEXT_DEMUX_TIME, DEMUX_SET_POSITION, DEMUX_SET_SEEKPOINT, DEMUX_SET_TIME, DEMUX_SET_TITLE, demux_sys_t::f_fps, FOURCC_0xa9alb, FOURCC_0xa9ART, FOURCC_0xa9aut, FOURCC_0xa9cmt, FOURCC_0xa9com, FOURCC_0xa9cpy, FOURCC_0xa9day, FOURCC_0xa9des, FOURCC_0xa9dir, FOURCC_0xa9dis, FOURCC_0xa9dsa, FOURCC_0xa9enc, FOURCC_0xa9fmt, FOURCC_0xa9gen, FOURCC_0xa9hst, FOURCC_0xa9inf, FOURCC_0xa9nam, FOURCC_0xa9ope, FOURCC_0xa9prd, FOURCC_0xa9prf, FOURCC_0xa9req, FOURCC_0xa9src, FOURCC_0xa9swr, FOURCC_0xa9trk, FOURCC_0xa9url, FOURCC_0xa9wrt, FOURCC_gnre, FOURCC_trkn, FOURCC_WLOC, demux_sys_t::i_duration, MP4_Box_data_gnre_t::i_genre, demux_sys_t::i_time, demux_sys_t::i_timescale, MP4_Box_data_trkn_t::i_track_number, MP4_Box_s::i_type, MP4_BoxGet(), msg_Warn, NUM_GENRES, MP4_Box_data_s::p_0xa9xxx, MP4_Box_s::p_first, MP4_Box_data_s::p_gnre, MP4_Box_s::p_next, demux_sys_t::p_root, demux_t::p_sys, demux_sys_t::p_title, MP4_Box_data_s::p_trkn, ppsz_genres, Seek(), SET, VLC_EGENERIC, vlc_input_title_Duplicate(), vlc_meta_SetAlbum, vlc_meta_SetArtist, vlc_meta_SetCopyright, vlc_meta_SetDate, vlc_meta_SetDescription, vlc_meta_SetEncodedBy, vlc_meta_SetGenre, vlc_meta_SetTitle, vlc_meta_SetTrackNum, vlc_meta_SetURL, and VLC_SUCCESS.

static int Demux ( demux_t *  p_demux  )  [static]

References __MAX, __MIN, b, mp4_track_t::b_chapter, mp4_track_t::b_drms, mp4_track_t::b_ok, mp4_track_t::b_selected, MP4_Box_s::data, drms_decrypt(), drms_get_p_key(), es_out_Control(), ES_OUT_GET_ES_STATE, es_out_Send(), ES_OUT_SET_PCR, mp4_track_t::fmt, GetWBE, block_t::i_buffer, es_format_t::i_cat, es_format_t::i_codec, MP4_Box_data_skcr_t::i_decr, block_t::i_dts, demux_sys_t::i_duration, MP4_Box_data_skcr_t::i_encr, MP4_Box_data_skcr_t::i_init, demux_sys_t::i_pcr, block_t::i_pts, mp4_track_t::i_sample, mp4_track_t::i_sample_count, demux_sys_t::i_time, demux_sys_t::i_timescale, mp4_track_t::i_track_ID, demux_sys_t::i_tracks, MP4_GetMoviePTS(), MP4_TrackGetDTS(), MP4_TrackGetPos(), MP4_TrackGetPTSDelta(), MP4_TrackNextSample(), MP4_TrackSampleSize(), MP4_TrackSelect(), MP4_TrackUnselect(), MP4_UpdateSeekpoint(), msg_Dbg, msg_Warn, demux_t::out, block_t::p_buffer, mp4_track_t::p_drms, mp4_track_t::p_es, MP4_Box_data_s::p_skcr, mp4_track_t::p_skcr, demux_t::p_sys, demux_t::s, SPU_ES, stream_Block(), stream_Seek(), tk, demux_sys_t::track, VIDEO_ES, VLC_FOURCC, VLC_TS_0, and VLC_TS_INVALID.

static int DemuxRef ( demux_t *  p_demux  )  [static]

static void LoadChapter ( demux_t *  p_demux  )  [static]

References mp4_track_t::b_ok, MP4_Box_s::data, mp4_track_t::fmt, es_format_t::i_cat, MP4_Box_data_chpl_t::i_chapter, es_format_t::i_codec, MP4_Box_data_tref_generic_t::i_entry_count, MP4_Box_data_tref_generic_t::i_track_ID, mp4_track_t::i_track_ID, demux_sys_t::i_tracks, LoadChapterApple(), LoadChapterGpac(), MP4_BoxGet(), MP4_Box_data_s::p_chpl, demux_sys_t::p_root, demux_t::p_sys, demux_sys_t::p_tref_chap, MP4_Box_data_s::p_tref_generic, SPU_ES, tk, demux_sys_t::track, and VLC_FOURCC.

static void LoadChapterApple ( demux_t *  p_demux,
mp4_track_t *  tk 
) [static]

References __MAX, __MIN, mp4_track_t::chunk, EnsureUTF8(), GetWBE, mp4_track_t::i_chunk, mp4_track_t::i_sample, mp4_chunk_t::i_sample_count, mp4_track_t::i_sample_count, mp4_chunk_t::i_sample_first, seekpoint_t::i_time_offset, MP4_TrackGetDTS(), MP4_TrackGetPos(), MP4_TrackGetPTSDelta(), MP4_TrackSampleSize(), demux_t::p_sys, demux_sys_t::p_title, seekpoint_t::psz_name, demux_t::s, stream_Read(), stream_Seek(), strndup(), TAB_APPEND, vlc_input_title_New(), and vlc_seekpoint_New().

Referenced by LoadChapter().

static void LoadChapterGpac ( demux_t *  p_demux,
MP4_Box_t *  p_chpl 
) [static]

References MP4_Box_data_chpl_t::chapter, MP4_Box_s::data, EnsureUTF8(), MP4_Box_data_chpl_t::i_chapter, MP4_Box_data_chpl_t::i_start, seekpoint_t::i_time_offset, MP4_Box_data_s::p_chpl, demux_t::p_sys, demux_sys_t::p_title, MP4_Box_data_chpl_t::psz_name, seekpoint_t::psz_name, strdup(), TAB_APPEND, vlc_input_title_New(), and vlc_seekpoint_New().

Referenced by LoadChapter().

static const char * MP4_ConvertMacCode ( uint16_t  i_code  )  [static]

Referenced by MP4_TrackCreate().

static int64_t MP4_GetMoviePTS ( demux_sys_t *  p_sys  )  [inline, static]

References demux_sys_t::i_time, and demux_sys_t::i_timescale.

Referenced by Demux(), and MP4_UpdateSeekpoint().

static void MP4_TrackCreate ( demux_t *  p_demux,
mp4_track_t *  p_track,
MP4_Box_t *  p_box_trak,
bool  b_force_enable 
) [static]

References AUDIO_ES, mp4_track_t::b_chapter, mp4_track_t::b_drms, mp4_track_t::b_enable, mp4_track_t::b_mac_encoding, mp4_track_t::b_ok, mp4_track_t::b_selected, mp4_track_t::chunk, MP4_Box_s::data, es_format_Init(), mp4_track_t::fmt, FOURCC_0xa9nam, FOURCC_sbtl, FOURCC_soun, FOURCC_subp, FOURCC_text, FOURCC_tx3g, FOURCC_vide, es_format_t::i_cat, mp4_track_t::i_chunk, mp4_track_t::i_chunk_count, mp4_track_t::i_elst, mp4_track_t::i_elst_time, MP4_Box_data_tref_generic_t::i_entry_count, MP4_Box_data_elst_s::i_entry_count, mp4_chunk_t::i_first_dts, MP4_Box_data_tkhd_s::i_flags, MP4_Box_data_hdlr_s::i_handler_type, MP4_Box_data_tkhd_s::i_height, mp4_track_t::i_height, MP4_Box_data_mdhd_s::i_language, MP4_Box_data_mdhd_s::i_language_code, MP4_Box_data_elst_s::i_media_rate_fraction, MP4_Box_data_elst_s::i_media_rate_integer, MP4_Box_data_elst_s::i_media_time, es_format_t::i_priority, mp4_track_t::i_sample, mp4_chunk_t::i_sample_count, MP4_Box_data_elst_s::i_segment_duration, demux_sys_t::i_timescale, MP4_Box_data_mdhd_s::i_timescale, mp4_track_t::i_timescale, MP4_Box_data_tref_generic_t::i_track_ID, MP4_Box_data_tkhd_s::i_track_ID, mp4_track_t::i_track_ID, MP4_Box_s::i_type, MP4_Box_data_tkhd_s::i_width, mp4_track_t::i_width, MP4_BoxGet(), MP4_ConvertMacCode(), MP4_TRACK_ENABLED, msg_Dbg, msg_Err, msg_Warn, MP4_Box_data_s::p_0xa9xxx, MP4_Box_data_sample_vide_s::p_drms, MP4_Box_data_sample_soun_s::p_drms, mp4_track_t::p_drms, MP4_Box_data_s::p_elst, mp4_track_t::p_elst, mp4_track_t::p_es, MP4_Box_s::p_first, MP4_Box_data_s::p_hdlr, MP4_Box_data_s::p_mdhd, MP4_Box_s::p_next, MP4_Box_data_s::p_sample_soun, MP4_Box_data_s::p_sample_vide, mp4_track_t::p_skcr, mp4_track_t::p_stbl, mp4_track_t::p_stsd, demux_t::p_sys, MP4_Box_data_s::p_tkhd, demux_sys_t::p_tref_chap, MP4_Box_data_s::p_tref_generic, es_format_t::psz_description, es_format_t::psz_language, MP4_Box_data_0xa9xxx_t::psz_text, SPU_ES, strdup(), TrackCreateChunksIndex(), TrackCreateES(), TrackCreateSamplesIndex(), UNKNOWN_ES, and VIDEO_ES.

static void MP4_TrackDestroy ( mp4_track_t *  p_track  )  [static]

References mp4_track_t::b_enable, mp4_track_t::b_ok, mp4_track_t::b_selected, mp4_track_t::chunk, es_format_Clean(), mp4_track_t::fmt, FREENULL, mp4_track_t::i_chunk_count, mp4_track_t::i_sample_size, mp4_chunk_t::p_sample_count_dts, mp4_chunk_t::p_sample_count_pts, mp4_chunk_t::p_sample_delta_dts, mp4_chunk_t::p_sample_offset_pts, and mp4_track_t::p_sample_size.

static int64_t MP4_TrackGetDTS ( demux_t *  p_demux,
mp4_track_t *  p_track 
) [inline, static]

References chunk, MP4_Box_s::data, mp4_track_t::i_elst, mp4_track_t::i_elst_time, MP4_Box_data_elst_s::i_media_rate_fraction, MP4_Box_data_elst_s::i_media_rate_integer, MP4_Box_data_elst_s::i_media_time, mp4_track_t::i_sample, demux_sys_t::i_timescale, mp4_track_t::i_timescale, MP4_Box_data_s::p_elst, mp4_track_t::p_elst, demux_t::p_sys, and p_sys.

Referenced by Demux(), LoadChapterApple(), and MP4_TrackNextSample().

static uint64_t MP4_TrackGetPos ( mp4_track_t *  p_track  )  [static]

References es_format_t::audio, mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::fmt, audio_format_t::i_blockalign, MP4_Box_data_sample_soun_s::i_bytes_per_frame, mp4_track_t::i_chunk, mp4_chunk_t::i_offset, MP4_Box_data_sample_soun_s::i_qt_version, mp4_track_t::i_sample, mp4_chunk_t::i_sample_first, MP4_Box_data_sample_soun_s::i_sample_per_packet, mp4_track_t::i_sample_size, mp4_track_t::p_sample, mp4_track_t::p_sample_size, and MP4_Box_data_s::p_sample_soun.

Referenced by Demux(), and LoadChapterApple().

static int64_t MP4_TrackGetPTSDelta ( mp4_track_t *  p_track  )  [inline, static]

References mp4_track_t::chunk, mp4_track_t::i_chunk, mp4_track_t::i_sample, mp4_chunk_t::i_sample_first, mp4_track_t::i_timescale, mp4_chunk_t::p_sample_count_pts, and mp4_chunk_t::p_sample_offset_pts.

Referenced by Demux(), and LoadChapterApple().

static int MP4_TrackNextSample ( demux_t *  p_demux,
mp4_track_t *  p_track 
) [static]

References es_format_t::audio, AUDIO_ES, mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::fmt, audio_format_t::i_blockalign, es_format_t::i_cat, mp4_track_t::i_chunk, mp4_track_t::i_elst, mp4_track_t::i_elst_time, MP4_Box_data_elst_s::i_entry_count, MP4_Box_data_sample_soun_s::i_qt_version, mp4_track_t::i_sample, mp4_track_t::i_sample_count, mp4_chunk_t::i_sample_count, mp4_chunk_t::i_sample_first, MP4_Box_data_sample_soun_s::i_sample_per_packet, mp4_track_t::i_sample_size, MP4_Box_data_elst_s::i_segment_duration, demux_sys_t::i_timescale, mp4_track_t::i_track_ID, MP4_TrackGetDTS(), MP4_TrackSetELST(), MP4_TrackUnselect(), msg_Warn, MP4_Box_data_s::p_elst, mp4_track_t::p_elst, mp4_track_t::p_sample, MP4_Box_data_s::p_sample_soun, demux_t::p_sys, QT_V0_MAX_SAMPLES, TrackGotoChunkSample(), VLC_EGENERIC, and VLC_SUCCESS.

Referenced by Demux().

static int MP4_TrackSampleSize ( mp4_track_t *  p_track  )  [static]

References __MIN, es_format_t::audio, AUDIO_ES, mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::fmt, audio_format_t::i_blockalign, MP4_Box_data_sample_soun_s::i_bytes_per_frame, es_format_t::i_cat, mp4_track_t::i_chunk, MP4_Box_data_sample_soun_s::i_qt_version, mp4_track_t::i_sample, mp4_chunk_t::i_sample_count, mp4_chunk_t::i_sample_first, MP4_Box_data_sample_soun_s::i_sample_per_packet, mp4_track_t::i_sample_size, mp4_track_t::p_sample, mp4_track_t::p_sample_size, MP4_Box_data_s::p_sample_soun, and QT_V0_MAX_SAMPLES.

Referenced by Demux(), and LoadChapterApple().

static int MP4_TrackSeek ( demux_t *  p_demux,
mp4_track_t *  p_track,
mtime_t  i_start 
) [static]

References mp4_track_t::b_chapter, mp4_track_t::b_ok, mp4_track_t::b_selected, mp4_track_t::i_track_ID, msg_Warn, TrackGotoChunkSample(), TrackTimeToSampleChunk(), VLC_EGENERIC, and VLC_SUCCESS.

Referenced by MP4_TrackSelect(), and Seek().

static int MP4_TrackSelect ( demux_t *  p_demux,
mp4_track_t *  p_track,
mtime_t  i_start 
) [static]

References mp4_track_t::b_chapter, mp4_track_t::b_ok, mp4_track_t::b_selected, mp4_track_t::i_track_ID, MP4_TrackSeek(), msg_Warn, VLC_EGENERIC, and VLC_SUCCESS.

Referenced by Demux().

static void MP4_TrackSetELST ( demux_t *  p_demux,
mp4_track_t *  tk,
int64_t  i_time 
) [static]

References MP4_Box_s::data, mp4_track_t::i_elst, mp4_track_t::i_elst_time, MP4_Box_data_elst_s::i_entry_count, MP4_Box_data_elst_s::i_media_time, MP4_Box_data_elst_s::i_segment_duration, demux_sys_t::i_timescale, msg_Warn, MP4_Box_data_s::p_elst, mp4_track_t::p_elst, and demux_t::p_sys.

Referenced by MP4_TrackNextSample(), and TrackTimeToSampleChunk().

static void MP4_TrackUnselect ( demux_t *  p_demux,
mp4_track_t *  p_track 
) [static]

References mp4_track_t::b_chapter, mp4_track_t::b_ok, mp4_track_t::b_selected, es_out_Control(), ES_OUT_SET_ES_STATE, mp4_track_t::i_track_ID, msg_Warn, demux_t::out, and mp4_track_t::p_es.

Referenced by Demux(), and MP4_TrackNextSample().

static void MP4_UpdateSeekpoint ( demux_t *  p_demux  )  [static]

References demux_t::i_seekpoint, demux_t::i_update, demux_t::info, INPUT_UPDATE_SEEKPOINT, MP4_GetMoviePTS(), demux_t::p_sys, and demux_sys_t::p_title.

Referenced by Demux(), and Seek().

static int Open ( vlc_object_t *  p_this  )  [static]

Probes and initializes.

Basic chorus/flanger/delay audio filter This implements a variable delay filter for VLC.

Todo:

  • Improve CDDB support (non-blocking, cache, .

Open the module.

Create an X11 window.

Probe the X server.

This function initializes SDL vout method.

It creates an OpenGL vout display.

This function allocates and initialize the DirectX vout display.

It creates a Direct3D vout display.

This function allocates and initializes a FB vout method.

Find the drawable set by libvlc application.

This function initializes libcaca vout method.

This function allocates and initializes a aa vout method.

This function allocates and initializes a Wall splitter module.

Open the filter.

This function allocates and initializes a Clone splitter module.

Open: initialize and create stuff.

Connect to the sftp server and ask for a file.

Parameters:
p_this,: the vlc_object
Returns:
VLC_SUCCESS if everything was fine
Parameters:
p_this 
p_this,: the filter object
Returns:
VLC_SUCCESS or vlc error codes

Todo:
Reinstate meta codec name

static int Seek ( demux_t *  p_demux,
mtime_t  i_date 
) [static]

References es_out_Control(), ES_OUT_SET_NEXT_DISPLAY_TIME, demux_sys_t::i_pcr, demux_sys_t::i_time, demux_sys_t::i_timescale, demux_sys_t::i_tracks, MP4_TrackSeek(), MP4_UpdateSeekpoint(), demux_t::out, demux_t::p_sys, tk, demux_sys_t::track, and VLC_SUCCESS.

static int TrackCreateChunksIndex ( demux_t *  p_demux,
mp4_track_t *  p_demux_track 
) [static]

References mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::i_chunk_count, MP4_Box_data_co64_s::i_chunk_offset, MP4_Box_data_stsc_s::i_entry_count, MP4_Box_data_co64_s::i_entry_count, MP4_Box_data_stsc_s::i_first_chunk, mp4_chunk_t::i_first_dts, mp4_chunk_t::i_offset, mp4_chunk_t::i_sample_count, MP4_Box_data_stsc_s::i_sample_description_index, mp4_chunk_t::i_sample_description_index, mp4_chunk_t::i_sample_first, MP4_Box_data_stsc_s::i_samples_per_chunk, mp4_track_t::i_track_ID, MP4_BoxGet(), msg_Dbg, msg_Warn, MP4_Box_data_s::p_co64, mp4_chunk_t::p_sample_count_dts, mp4_chunk_t::p_sample_count_pts, mp4_chunk_t::p_sample_delta_dts, mp4_chunk_t::p_sample_offset_pts, mp4_track_t::p_stbl, MP4_Box_data_s::p_stsc, VLC_EGENERIC, VLC_ENOMEM, and VLC_SUCCESS.

Referenced by MP4_TrackCreate().

static int TrackCreateES ( demux_t *  p_demux,
mp4_track_t *  p_track,
unsigned int  i_chunk,
es_out_id_t **  pp_es 
) [static]

References es_format_t::audio, AUDIO_ES, mp4_track_t::b_mac_encoding, mp4_track_t::chunk, MP4_Box_s::data, es_out_Add(), demux_sys_t::f_fps, mp4_track_t::fmt, MP4_Box_data_avcC_t::i_avcC, es_format_t::i_bitrate, MP4_Box_data_dac3_t::i_bitrate_code, video_format_t::i_bits_per_pixel, audio_format_t::i_bitspersample, audio_format_t::i_blockalign, MP4_Box_data_sample_soun_s::i_bytes_per_frame, MP4_Box_data_sample_soun_s::i_bytes_per_packet, MP4_Box_data_sample_soun_s::i_bytes_per_sample, es_format_t::i_cat, MP4_Box_data_sample_soun_s::i_channelcount, audio_format_t::i_channels, es_format_t::i_codec, MP4_Box_data_sample_vide_s::i_depth, es_format_t::i_extra, video_format_t::i_frame_rate, video_format_t::i_frame_rate_base, mp4_track_t::i_height, MP4_Box_data_sample_vide_s::i_height, video_format_t::i_height, MP4_Box_data_enda_t::i_little_endian, subs_format_t::i_original_frame_height, subs_format_t::i_original_frame_width, MP4_Box_data_sample_soun_s::i_qt_description, MP4_Box_data_sample_vide_s::i_qt_image_description, MP4_Box_data_sample_soun_s::i_qt_version, audio_format_t::i_rate, mp4_chunk_t::i_sample_description_index, MP4_Box_data_sample_soun_s::i_sample_per_packet, mp4_track_t::i_sample_size, MP4_Box_data_sample_soun_s::i_sampleratehi, MP4_Box_data_sample_soun_s::i_samplesize, video_format_t::i_sar_den, video_format_t::i_sar_num, mp4_track_t::i_timescale, mp4_track_t::i_track_ID, MP4_Box_s::i_type, MP4_Box_data_frma_t::i_type, video_format_t::i_visible_height, video_format_t::i_visible_width, mp4_track_t::i_width, MP4_Box_data_sample_vide_s::i_width, video_format_t::i_width, MP4_BoxGet(), msg_Err, msg_Warn, demux_t::out, MP4_Box_data_avcC_t::p_avcC, MP4_Box_data_s::p_avcC, MP4_Box_data_s::p_dac3, MP4_Box_data_s::p_data, p_decconfig, MP4_Box_data_s::p_enda, MP4_Box_data_s::p_esds, es_format_t::p_extra, MP4_Box_data_s::p_frma, MP4_Box_data_sample_soun_s::p_qt_description, MP4_Box_data_sample_vide_s::p_qt_image_description, mp4_track_t::p_sample, MP4_Box_data_s::p_sample_soun, MP4_Box_data_s::p_sample_vide, mp4_track_t::p_stsd, demux_t::p_sys, subs_format_t::psz_encoding, subs_format_t::spu, SPU_ES, strdup(), es_format_t::subs, TrackGetESSampleRate(), es_format_t::video, VIDEO_ES, VLC_CODEC_ALS, VLC_CODEC_F32B, VLC_CODEC_F32L, VLC_CODEC_F64B, VLC_CODEC_F64L, VLC_EGENERIC, VLC_FOURCC, and VLC_SUCCESS.

Referenced by MP4_TrackCreate(), and TrackGotoChunkSample().

static int TrackCreateSamplesIndex ( demux_t *  p_demux,
mp4_track_t *  p_demux_track 
) [static]

References __MIN, mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::i_chunk_count, MP4_Box_data_stsz_s::i_entry_size, mp4_chunk_t::i_first_dts, mp4_chunk_t::i_last_dts, MP4_Box_data_ctts_s::i_sample_count, MP4_Box_data_stts_s::i_sample_count, mp4_chunk_t::i_sample_count, MP4_Box_data_stsz_s::i_sample_count, mp4_track_t::i_sample_count, MP4_Box_data_stts_s::i_sample_delta, MP4_Box_data_ctts_s::i_sample_offset, mp4_track_t::i_sample_size, MP4_Box_data_stsz_s::i_sample_size, mp4_track_t::i_timescale, mp4_track_t::i_track_ID, MP4_BoxGet(), msg_Dbg, msg_Warn, MP4_Box_data_s::p_ctts, mp4_chunk_t::p_sample_count_dts, mp4_chunk_t::p_sample_count_pts, mp4_chunk_t::p_sample_delta_dts, mp4_chunk_t::p_sample_offset_pts, mp4_track_t::p_sample_size, mp4_track_t::p_stbl, MP4_Box_data_s::p_stsz, MP4_Box_data_s::p_stts, VLC_EGENERIC, VLC_ENOMEM, and VLC_SUCCESS.

Referenced by MP4_TrackCreate().

static void TrackGetESSampleRate ( unsigned *  pi_num,
unsigned *  pi_den,
const mp4_track_t *  p_track,
unsigned  i_sd_index,
unsigned  i_chunk 
) [static]

It computes the sample rate for a video track using the given sample description index.

References chunk, mp4_track_t::chunk, mp4_track_t::i_chunk_count, mp4_chunk_t::i_first_dts, mp4_chunk_t::i_last_dts, mp4_chunk_t::i_sample_count, mp4_chunk_t::i_sample_description_index, mp4_track_t::i_timescale, and vlc_ureduce().

Referenced by TrackCreateES().

static int TrackGotoChunkSample ( demux_t *  p_demux,
mp4_track_t *  p_track,
unsigned int  i_chunk,
unsigned int  i_sample 
) [static]

References mp4_track_t::b_ok, mp4_track_t::b_selected, mp4_track_t::chunk, es_out_Control(), es_out_Del(), ES_OUT_GET_ES_STATE, ES_OUT_SET_ES, mp4_track_t::i_chunk, mp4_track_t::i_chunk_count, mp4_track_t::i_sample, mp4_chunk_t::i_sample_description_index, mp4_track_t::i_track_ID, msg_Err, msg_Warn, demux_t::out, mp4_track_t::p_es, TrackCreateES(), VLC_EGENERIC, and VLC_SUCCESS.

Referenced by MP4_TrackNextSample(), and MP4_TrackSeek().

static int TrackTimeToSampleChunk ( demux_t *  p_demux,
mp4_track_t *  p_track,
int64_t  i_start,
uint32_t *  pi_chunk,
uint32_t *  pi_sample 
) [static]

References chunk, mp4_track_t::chunk, MP4_Box_s::data, mp4_track_t::i_chunk_count, mp4_track_t::i_elst, mp4_track_t::i_elst_time, MP4_Box_data_stss_s::i_entry_count, MP4_Box_data_elst_s::i_entry_count, mp4_chunk_t::i_first_dts, MP4_Box_data_elst_s::i_media_rate_fraction, MP4_Box_data_elst_s::i_media_rate_integer, MP4_Box_data_elst_s::i_media_time, mp4_track_t::i_sample_count, mp4_chunk_t::i_sample_count, mp4_chunk_t::i_sample_first, MP4_Box_data_stss_s::i_sample_number, mp4_track_t::i_timescale, demux_sys_t::i_timescale, mp4_track_t::i_track_ID, MP4_BoxGet(), MP4_TrackSetELST(), msg_Dbg, msg_Warn, MP4_Box_data_s::p_elst, mp4_track_t::p_elst, mp4_chunk_t::p_sample_count_dts, mp4_chunk_t::p_sample_delta_dts, mp4_track_t::p_stbl, MP4_Box_data_s::p_stss, demux_t::p_sys, VLC_EGENERIC, and VLC_SUCCESS.

Referenced by MP4_TrackSeek().

int vlc_entry__main ( module_t *  p_module  ) 

const char* vlc_entry_license__main ( void   ) 

Generated on Tue May 25 08:05:17 2010 for VLC by  doxygen 1.5.6