int gavl_time_parse(const char * str, gavl_time_t * ret)
{
double seconds_f;
gavl_time_t seconds_t;
int i_tmp;
const char * start;
const char * end_c;
char * end;
*ret = 0;
start = str;
if(!isdigit(*start))
return 0;
while(1)
{
end_c = start;
while(isdigit(*end_c))
end_c++;
if(*end_c == '.')
{
*ret *= 60;
/* Floating point seconds */
seconds_f = strtod(start, &end);
seconds_t = gavl_seconds_to_time(seconds_f);
*ret *= GAVL_TIME_SCALE;
*ret += seconds_t;
end_c = end;
return end_c - str;
}
else if(*end_c != ':')
{
/* Integer seconds */
i_tmp = strtol(start, &end, 10);
*ret *= 60;
*ret += i_tmp;
*ret *= GAVL_TIME_SCALE;
end_c = end;
return end_c - str;
}
else
{
i_tmp = strtol(start, &end, 10);
*ret *= 60;
*ret += i_tmp;
end++; // ':'
end_c = end;
}
if(*end_c == '\0')
break;
start = end_c;
}
return 0;
}
bool ReadMedia::timeSeek(double seconds) {
gavl_time_t gt = gavl_seconds_to_time( seconds ) ;
lockState();
if (m_state == STATE_READY && m_file && bgav_can_seek( m_file) && seconds >= 0.0 && seconds < m_length_in_seconds ) {
if (m_audio_stream_count) {
m_pcm_seek = gavl_time_to_samples(m_audio_format.samplerate, gt );
if (m_pcm_seek >= m_num_samples || m_pcm_seek < 0)
m_pcm_seek = SEEK_NOTHING;
unlockState();
signalAV();
return true;
} else if ( m_video_stream_count && m_video_format.framerate_mode == GAVL_FRAMERATE_CONSTANT ) {
m_frame_seek = gavl_time_to_frames( m_video_format.timescale, m_video_format.frame_duration, gt );
if (m_frame_seek >= m_num_frames || m_frame_seek < 0 )
m_frame_seek = SEEK_NOTHING;
unlockState();
signalAV();
return true;
}
}
unlockState();
return false;
}
void
bg_recorder_set_video_snapshot_parameter(void * data,
const char * name,
const bg_parameter_value_t * val)
{
bg_recorder_t * rec;
bg_recorder_video_stream_t * vs;
if(!name)
return;
rec = data;
vs = &rec->vs;
if(!strcmp(name, "snapshot_auto"))
{
pthread_mutex_lock(&rec->snapshot_mutex);
if(val->val_i)
vs->flags |= STREAM_SNAPSHOT_AUTO;
else
vs->flags &= ~STREAM_SNAPSHOT_AUTO;
pthread_mutex_unlock(&rec->snapshot_mutex);
}
else if(!strcmp(name, "snapshot_overwrite"))
{
if(val->val_i)
vs->flags |= STREAM_SNAPSHOT_OVERWRITE;
else
vs->flags &= ~STREAM_SNAPSHOT_OVERWRITE;
}
else if(!strcmp(name, "snapshot_interval"))
vs->snapshot_interval = gavl_seconds_to_time(val->val_f);
else if( !strcmp(name, "plugin"))
{
const bg_plugin_info_t * info;
if(vs->snapshot_handle &&
!strcmp(vs->snapshot_handle->info->name, val->val_str))
return;
bg_recorder_interrupt(rec);
if(vs->snapshot_handle)
bg_plugin_unref(vs->snapshot_handle);
info = bg_plugin_find_by_name(rec->plugin_reg, val->val_str);
vs->snapshot_handle = bg_plugin_load(rec->plugin_reg,
info);
vs->snapshot_plugin = (bg_image_writer_plugin_t*)(vs->snapshot_handle->plugin);
if(vs->snapshot_plugin->set_callbacks)
vs->snapshot_plugin->set_callbacks(vs->snapshot_handle->priv,
&vs->snapshot_cb);
}
else
{
vs->snapshot_plugin->common.set_parameter(vs->snapshot_handle->priv,
name, val);
}
}
