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Data Structures | |
struct | LXFDemuxContext |
Macros | |
#define | LXF_PACKET_HEADER_SIZE 60 |
#define | LXF_HEADER_DATA_SIZE 120 |
#define | LXF_IDENT "LEITCH\0" |
#define | LXF_IDENT_LENGTH 8 |
#define | LXF_SAMPLERATE 48000 |
#define | LXF_MAX_AUDIO_PACKET (8008*15*4) |
15-channel 32-bit NTSC audio frame |
Functions | |
static int | lxf_probe (AVProbeData *p) |
static int | check_checksum (const uint8_t *header) |
Verify the checksum of an LXF packet header. | |
static int | sync (AVFormatContext *s, uint8_t *header) |
Read input until we find the next ident. | |
static int | get_packet_header (AVFormatContext *s, uint8_t *header, uint32_t *format) |
Read and checksum the next packet header. | |
static int | lxf_read_header (AVFormatContext *s, AVFormatParameters *ap) |
static void | deplanarize (LXFDemuxContext *lxf, AVStream *ast, uint8_t *out, int bytes) |
De-planerize the PCM data in lxf->temp FIXME: remove this once support for planar audio is added to libavcodec. | |
static int | lxf_read_packet (AVFormatContext *s, AVPacket *pkt) |
Variables | |
static const AVCodecTag | lxf_tags [] |
AVInputFormat | ff_lxf_demuxer |
#define LXF_HEADER_DATA_SIZE 120 |
Definition at line 28 of file lxfdec.c.
Referenced by lxf_read_header().
#define LXF_IDENT "LEITCH\0" |
Definition at line 29 of file lxfdec.c.
Referenced by lxf_probe(), and sync().
#define LXF_IDENT_LENGTH 8 |
Definition at line 30 of file lxfdec.c.
Referenced by get_packet_header(), lxf_probe(), and sync().
#define LXF_MAX_AUDIO_PACKET (8008*15*4) |
15-channel 32-bit NTSC audio frame
Definition at line 32 of file lxfdec.c.
Referenced by lxf_read_packet().
#define LXF_PACKET_HEADER_SIZE 60 |
Definition at line 27 of file lxfdec.c.
Referenced by check_checksum(), get_packet_header(), lxf_read_header(), and lxf_read_packet().
#define LXF_SAMPLERATE 48000 |
Definition at line 31 of file lxfdec.c.
Referenced by get_packet_header(), and lxf_read_header().
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Verify the checksum of an LXF packet header.
[in] | header | the packet header to check |
Definition at line 68 of file lxfdec.c.
Referenced by get_packet_header().
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De-planerize the PCM data in lxf->temp FIXME: remove this once support for planar audio is added to libavcodec.
[out] | out | where to write the de-planerized data to |
[in] | bytes | the total size of the PCM data |
Definition at line 272 of file lxfdec.c.
Referenced by lxf_read_packet().
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Read and checksum the next packet header.
[out] | header | the read packet header |
[out] | format | context dependent format information |
Definition at line 113 of file lxfdec.c.
Referenced by lxf_read_header(), and lxf_read_packet().
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Read input until we find the next ident.
If found, copy it to the header buffer
[out] | header | where to copy the ident to |
Definition at line 85 of file lxfdec.c.
Referenced by avi_sync(), ff_gen_syncpoint_search(), get_packet_header(), ogg_read_page(), and opt_map().
AVInputFormat ff_lxf_demuxer |
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