| -rw-r--r-- | libavformat/avio.h | 3 | ||||
| -rw-r--r-- | libavformat/utils.c | 14 |
2 files changed, 16 insertions, 1 deletions
diff --git a/libavformat/utils.c b/libavformat/utils.c index 5211ffd..0c732c5 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -70,6 +70,13 @@ const char *avformat_license(void) return LICENSE_PREFIX FFMPEG_LICENSE + sizeof(LICENSE_PREFIX) - 1; } +int64_t avformat_getcurtime_us(void) +{ + struct timespec timeval; + clock_gettime(CLOCK_MONOTONIC, &timeval); + return ((int64_t)timeval.tv_nsec / 1000 + (int64_t)timeval.tv_sec * 1000000); +} + #define RELATIVE_TS_BASE (INT64_MAX - (1LL<<48)) static int is_relative(int64_t ts) { @@ -1304,12 +1311,17 @@ static int read_from_packet_buffer(AVPacketList **pkt_buffer, static int read_frame_internal(AVFormatContext *s, AVPacket *pkt) { int ret = 0, i, got_packet = 0; - + int64_t first_timeval = avformat_getcurtime_us(); av_init_packet(pkt); while (!got_packet && !s->parse_queue) { AVStream *st; AVPacket cur_pkt; + if (s->pb->mediascan_flag) { + if (avformat_getcurtime_us() > (first_timeval + s->max_analyze_duration)) { + return -1; + } + } /* read next packet */ ret = ff_read_packet(s, &cur_pkt); |