23 #include "libavutil/intreadwrite.h"
27 #define NC_VIDEO_FLAG 0x1A5
38 if (size + 20 > probe_packet->
buf_size)
void av_free_packet(AVPacket *pkt)
Free a packet.
static int nc_read_packet(AVFormatContext *s, AVPacket *pkt)
AVCodecContext * codec
Codec context associated with this stream.
void av_log(void *avcl, int level, const char *fmt,...) av_printf_format(3
Send the specified message to the log if the level is less than or equal to the current av_log_level...
unsigned char * buf
Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero.
enum AVStreamParseType need_parsing
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
static int nc_probe(AVProbeData *probe_packet)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
#define AV_LOG_DEBUG
Stuff which is only useful for libav* developers.
int buf_size
Size of buf except extra allocated bytes.
AVInputFormat ff_nc_demuxer
enum AVMediaType codec_type
static int nc_read_header(AVFormatContext *s)
AVIOContext * pb
I/O context.
This structure contains the data a format has to probe a file.
int eof_reached
true if eof reached
This structure stores compressed data.