40 const unsigned char *ptr = p->
buf;
45 while (*ptr ==
'\r' || *ptr ==
'\n' || *ptr ==
'$' || !strncmp(ptr,
"//" , 2))
48 if (sscanf(ptr,
"%*d:%*d:%*d:%*d , %*d:%*d:%*d:%*d , %c", &c) == 1)
56 int hh1, mm1, ss1, ms1;
57 int hh2, mm2, ss2, ms2;
60 if (sscanf(*buf,
"%2d:%2d:%2d:%2d , %2d:%2d:%2d:%2d , %n",
61 &hh1, &mm1, &ss1, &ms1,
62 &hh2, &mm2, &ss2, &ms2, &len) >= 8 && len > 0) {
63 int64_t
start = (hh1*3600LL + mm1*60LL + ss1) * 100LL + ms1;
64 int64_t
end = (hh2*3600LL + mm2*60LL + ss2) * 100LL + ms2;
65 *duration = end -
start;
94 line[strcspn(line,
"\r\n")] = 0;
95 pts_start =
get_pts(&p , &duration);
103 sub->
pts = pts_start;
117 int64_t min_ts, int64_t ts, int64_t max_ts,
int flags)
121 min_ts, ts, max_ts, flags);
AVInputFormat ff_stl_demuxer
int64_t pos
byte position in stream, -1 if unknown
enum AVCodecID codec_id
Specific type of the encoded data (the codec used).
void ff_subtitles_queue_clean(FFDemuxSubtitlesQueue *q)
Remove and destroy all the subtitles packets.
static int64_t get_pts(char **buf, int *duration)
int ff_subtitles_queue_read_packet(FFDemuxSubtitlesQueue *q, AVPacket *pkt)
Generic read_packet() callback for subtitles demuxers using this queue system.
static av_cold int end(AVCodecContext *avctx)
int64_t duration
Duration of this packet in AVStream->time_base units, 0 if unknown.
AVStream * avformat_new_stream(AVFormatContext *s, const AVCodec *c)
Add a new stream to a media file.
static av_cold int read_close(AVFormatContext *ctx)
static av_always_inline int64_t avio_tell(AVIOContext *s)
ftell() equivalent for AVIOContext.
static int stl_read_seek(AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
static int stl_probe(AVProbeData *p)
static int stl_read_close(AVFormatContext *s)
static int stl_read_packet(AVFormatContext *s, AVPacket *pkt)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
enum AVMediaType codec_type
General type of the encoded data.
unsigned char * buf
Buffer must have AVPROBE_PADDING_SIZE of extra allocated bytes filled with zero.
int ff_get_line(AVIOContext *s, char *buf, int maxlen)
Read a whole line of text from AVIOContext.
static int read_header(FFV1Context *f)
static int read_packet(void *opaque, uint8_t *buf, int buf_size)
int ff_subtitles_queue_seek(FFDemuxSubtitlesQueue *q, AVFormatContext *s, int stream_index, int64_t min_ts, int64_t ts, int64_t max_ts, int flags)
Update current_sub_idx to emulate a seek.
AVIOContext * pb
I/O context.
static int stl_read_header(AVFormatContext *s)
This structure contains the data a format has to probe a file.
static av_always_inline int ff_subtitles_next_line(const char *ptr)
Get the number of characters to increment to jump to the next line, or to the end of the string...
void * priv_data
Format private data.
AVCodecParameters * codecpar
Codec parameters associated with this stream.
int avio_feof(AVIOContext *s)
feof() equivalent for AVIOContext.
AVPacket * ff_subtitles_queue_insert(FFDemuxSubtitlesQueue *q, const uint8_t *event, size_t len, int merge)
Insert a new subtitle event.
This structure stores compressed data.
void ff_subtitles_queue_finalize(void *log_ctx, FFDemuxSubtitlesQueue *q)
Set missing durations, sort subtitles by PTS (and then byte position), and drop duplicated events...
int64_t pts
Presentation timestamp in AVStream->time_base units; the time at which the decompressed packet will b...
#define AV_NOPTS_VALUE
Undefined timestamp value.