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PlayerControl: use SignedSongTime for the song duration

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This commit is contained in:
Max Kellermann 2014-08-29 12:43:47 +02:00
parent ca252804c6
commit 2289968634
3 changed files with 16 additions and 14 deletions
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4
src/PlayerControl.hxx
View File

@ -89,7 +89,7 @@ struct player_status {
PlayerState state;
uint16_t bit_rate;
AudioFormat audio_format;
float total_time;
SignedSongTime total_time;
float elapsed_time;
};
@ -151,7 +151,7 @@ struct PlayerControl {
uint16_t bit_rate;
AudioFormat audio_format;
float total_time;
SignedSongTime total_time;
float elapsed_time;
/**

22
src/PlayerThread.cxx
View File

@ -349,7 +349,7 @@ Player::WaitForDecoder()
decoder_starting = true;
/* update PlayerControl's song information */
pc.total_time = pc.next_song->GetDuration().ToDoubleS();
pc.total_time = pc.next_song->GetDuration();
pc.bit_rate = 0;
pc.audio_format.Clear();
@ -368,21 +368,21 @@ Player::WaitForDecoder()
* Returns the real duration of the song, comprising the duration
* indicated by the decoder plugin.
*/
static double
real_song_duration(const DetachedSong &song, double decoder_duration)
static SignedSongTime
real_song_duration(const DetachedSong &song, SignedSongTime decoder_duration)
{
if (decoder_duration <= 0.0)
if (decoder_duration.IsNegative())
/* the decoder plugin didn't provide information; fall
back to Song::GetDuration() */
return song.GetDuration().ToDoubleS();
return song.GetDuration();
const SongTime start_time = song.GetStartTime();
const SongTime end_time = song.GetEndTime();
if (end_time.IsPositive() && end_time.ToDoubleS() < decoder_duration)
return (end_time - start_time).ToDoubleS();
if (end_time.IsPositive() && end_time < SongTime(decoder_duration))
return SignedSongTime(end_time - start_time);
return decoder_duration - start_time.ToDoubleS();
return SignedSongTime(SongTime(decoder_duration) - start_time);
}
bool
@ -450,7 +450,7 @@ Player::CheckDecoderStartup()
return true;
pc.Lock();
pc.total_time = real_song_duration(*dc.song, dc.total_time.ToDoubleS());
pc.total_time = real_song_duration(*dc.song, dc.total_time);
pc.audio_format = dc.in_audio_format;
pc.Unlock();
@ -562,8 +562,8 @@ Player::SeekDecoder()
/* send the SEEK command */
SongTime where = pc.seek_time;
if (pc.total_time > 0) {
const SongTime total_time = SongTime::FromS(pc.total_time);
if (!pc.total_time.IsNegative()) {
const SongTime total_time(pc.total_time);
if (where > total_time)
where = total_time;
}

4
src/command/PlayerCommands.cxx
View File

@ -176,7 +176,9 @@ handle_status(Client &client,
"elapsed: %1.3f\n"
COMMAND_STATUS_BITRATE ": %u\n",
(int)(player_status.elapsed_time + 0.5),
(int)(player_status.total_time + 0.5),
player_status.total_time.IsNegative()
? 0u
: unsigned(player_status.total_time.RoundS()),
player_status.elapsed_time,
player_status.bit_rate);