reframe_truehd.c File Reference

#include <gpac/avparse.h>
#include <gpac/constants.h>
#include <gpac/filters.h>

Data Structures
struct	TrueHDIdx
struct	TrueHDHdr
struct	GF_TrueHDDmxCtx

Macros
#define	OFFS(_n)   #_n, offsetof(GF_TrueHDDmxCtx, _n)

Functions
GF_Err	truehd_configure_pid (GF_Filter *filter, GF_FilterPid *pid, Bool is_remove)
static void	truehd_aux_ac3 (GF_TrueHDDmxCtx *ctx, GF_BitStream *bs, GF_AC3Header *hdr)
static GF_Err	truehd_parse_frame (GF_TrueHDDmxCtx *ctx, GF_BitStream *bs, TrueHDHdr *hdr, u64 *frame_start)
static u32	truehd_frame_dur (u32 sample_rate)
static void	truehd_check_dur (GF_Filter *filter, GF_TrueHDDmxCtx *ctx)
static void	truehd_check_pid (GF_Filter *filter, GF_TrueHDDmxCtx *ctx, TrueHDHdr *hdr)
static Bool	truehd_process_event (GF_Filter *filter, const GF_FilterEvent *evt)
static GFINLINE void	truehd_update_cts (GF_TrueHDDmxCtx *ctx, TrueHDHdr *hdr)
GF_Err	truehd_process (GF_Filter *filter)
static void	truehd_finalize (GF_Filter *filter)
static const char *	truehd_probe_data (const u8 *data, u32 size, GF_FilterProbeScore *score)
const GF_FilterRegister *	truehd_register (GF_FilterSession *session)

Variables
static const GF_FilterCapability	TrueHDDmxCaps []
static const GF_FilterArgs	TrueHDDmxArgs []
GF_FilterRegister	TrueHDDmxRegister

---

Data Structure Documentation

TrueHDIdx

struct TrueHDIdx

Data Fields
u64	pos
Double	duration

TrueHDHdr

struct TrueHDHdr

Data Fields
u32	frame_size
u32	time
u32	sync
u32	format
u32	sample_rate
Bool	mc_6_ch
Bool	mc_8_ch
u8	ch_2_modif
u8	ch_6_modif
u8	ch_8_modif
u8	ch_6_assign
u16	ch_8_assign
u16	peak_rate

GF_TrueHDDmxCtx

struct GF_TrueHDDmxCtx

Data Fields
Double	index
Bool	auxac3
GF_FilterPid *	ipid
GF_FilterPid *	opid
GF_FilterPid *	aux_opid
GF_Filter *	filter
GF_BitStream *	bs
u64	file_pos
u64	cts
u32	sample_rate
u32	nb_ch
u32	format
GF_Fraction64	duration
Double	start_range
Bool	in_seek
u32	timescale
u32	frame_dur
u8 *	truehd_buffer
u32	truehd_buffer_size
u32	truehd_buffer_alloc
u32	resume_from
u64	byte_offset
Bool	is_playing
Bool	is_file
Bool	file_loaded
Bool	initial_play_done
GF_FilterPacket *	src_pck
GF_FilterPacket *	src_current
TrueHDIdx *	indexes
u32	index_alloc_size
u32	index_size
Bool	copy_props
GF_AC3Header	ac3_hdr
Bool	is_sync

Macro Definition Documentation

OFFS

#define OFFS

(

_n

)

#_n, offsetof(GF_TrueHDDmxCtx, _n)

Function Documentation

truehd_configure_pid()

GF_Err truehd_configure_pid	(	GF_Filter *	filter,
		GF_FilterPid *	pid,
		Bool	is_remove
	)

truehd_aux_ac3()

static void truehd_aux_ac3 ( GF_TrueHDDmxCtx *  ctx, GF_BitStream *  bs, GF_AC3Header *  hdr  )

static

truehd_parse_frame()

static GF_Err truehd_parse_frame ( GF_TrueHDDmxCtx *  ctx, GF_BitStream *  bs, TrueHDHdr *  hdr, u64 *  frame_start  )

static

truehd_frame_dur()

static u32 truehd_frame_dur ( u32  sample_rate )

static

truehd_check_dur()

static void truehd_check_dur ( GF_Filter *  filter, GF_TrueHDDmxCtx *  ctx  )

static

truehd_check_pid()

static void truehd_check_pid ( GF_Filter *  filter, GF_TrueHDDmxCtx *  ctx, TrueHDHdr *  hdr  )

static

truehd_process_event()

static Bool truehd_process_event ( GF_Filter *  filter, const GF_FilterEvent *  evt  )

static

truehd_update_cts()

static GFINLINE void truehd_update_cts ( GF_TrueHDDmxCtx *  ctx, TrueHDHdr *  hdr  )

static

truehd_process()

GF_Err truehd_process

(

GF_Filter *

filter

)

truehd_finalize()

static void truehd_finalize ( GF_Filter *  filter )

static

truehd_probe_data()

static const char * truehd_probe_data ( const u8 *  data, u32  size, GF_FilterProbeScore *  score  )

static

truehd_register()

const GF_FilterRegister * truehd_register

(

GF_FilterSession *

session

)

Variable Documentation

TrueHDDmxCaps

const GF_FilterCapability TrueHDDmxCaps[]

static

Initial value:

=
{
        CAP_UINT(GF_CAPS_INPUT, GF_PROP_PID_STREAM_TYPE, GF_STREAM_FILE),
        CAP_STRING(GF_CAPS_INPUT, GF_PROP_PID_FILE_EXT, "mlp|thd|truehd"),
        CAP_STRING(GF_CAPS_INPUT, GF_PROP_PID_MIME, "audio/truehd|audio/x-truehd"),
        CAP_UINT(GF_CAPS_OUTPUT_STATIC, GF_PROP_PID_STREAM_TYPE, GF_STREAM_AUDIO),
        CAP_UINT(GF_CAPS_OUTPUT_STATIC, GF_PROP_PID_CODECID, GF_CODECID_TRUEHD),
        CAP_BOOL(GF_CAPS_OUTPUT_STATIC_EXCLUDED, GF_PROP_PID_UNFRAMED, GF_TRUE),
        {0},
        CAP_UINT(GF_CAPS_INPUT,GF_PROP_PID_STREAM_TYPE, GF_STREAM_AUDIO),
        CAP_UINT(GF_CAPS_INPUT,GF_PROP_PID_CODECID, GF_CODECID_TRUEHD),
        CAP_BOOL(GF_CAPS_INPUT,GF_PROP_PID_UNFRAMED, GF_TRUE),
}

TrueHDDmxArgs

const GF_FilterArgs TrueHDDmxArgs[]

static

Initial value:

=
{
        { OFFS(index), "indexing window length", GF_PROP_DOUBLE, "1.0", NULL, 0},
        { OFFS(auxac3), "expose auxiliary AC-3 stream if present", GF_PROP_BOOL, "false", NULL, 0},
        {0}
}

TrueHDDmxRegister

GF_FilterRegister TrueHDDmxRegister

Initial value:

= {
        .name = "rftruehd",
 
 
        .private_size = sizeof(GF_TrueHDDmxCtx),
        .args = TrueHDDmxArgs,
        .finalize = truehd_finalize,
        SETCAPS(TrueHDDmxCaps),
        .configure_pid = truehd_configure_pid,
        .process = truehd_process,
        .probe_data = truehd_probe_data,
        .process_event = truehd_process_event
}