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* [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
@ 2011-08-24 13:05 David Stockwell
  2011-08-24 15:02 ` Lucas De Marchi
  0 siblings, 1 reply; 5+ messages in thread
From: David Stockwell @ 2011-08-24 13:05 UTC (permalink / raw)
  To: linux-bluetooth; +Cc: johan.hedberg

[PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration

Should be total playing time of the track (TrackDuration)
in msec, not current position within track.
---
 audio/control.c |   21 ++++++++-------------
 1 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/audio/control.c b/audio/control.c
index be95c19..eb86029 100644
--- a/audio/control.c
+++ b/audio/control.c
@@ -194,7 +194,8 @@ enum media_info_id {
 	MEDIA_INFO_TRACK =		4,
 	MEDIA_INFO_N_TRACKS =		5,
 	MEDIA_INFO_GENRE =		6,
-	MEDIA_INFO_CURRENT_POSITION =	7,
+	MEDIA_INFO_PLAYING_TIME =	7,
+	MEDIA_INFO_LAST,
 };
 
 static DBusConnection *connection = NULL;
@@ -928,19 +929,13 @@ static int mp_get_media_attribute(struct media_player 
*mp,
 		len = strlen(valstr);
 		memcpy(elem->val, valstr, len);
 		break;
-	case MEDIA_INFO_CURRENT_POSITION:
-		if (mi->elapsed != 0xFFFFFFFF) {
-			uint32_t elapsed;
-
-			mp_get_playback_status(mp, NULL, &elapsed, NULL);
-
-			snprintf(valstr, 20, "%u", elapsed);
-			len = strlen(valstr);
-			memcpy(elem->val, valstr, len);
-		} else {
+	case MEDIA_INFO_PLAYING_TIME:
+		if (!mi->track_len)
 			return -ENOENT;
-		}
 
+		snprintf(valstr, 20, "%u", mi->track_len);
+		len = strlen(valstr);
+		memcpy(elem->val, valstr, len);
 		break;
 	default:
 		return -EINVAL;
@@ -1126,7 +1121,7 @@ static int avrcp_handle_get_element_attributes(struct 
control *control,
 		 * Return all available information, at least
 		 * title must be returned.
 		 */
-		for (i = 1; i <= MEDIA_INFO_CURRENT_POSITION; i++) {
+		for (i = 1; i < MEDIA_INFO_LAST; i++) {
 			size = mp_get_media_attribute(control->mp, i,
 							&pdu->params[pos]);
 
-- 
1.7.3.4


^ permalink raw reply related	[flat|nested] 5+ messages in thread

* Re: [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
  2011-08-24 13:05 [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration David Stockwell
@ 2011-08-24 15:02 ` Lucas De Marchi
  0 siblings, 0 replies; 5+ messages in thread
From: Lucas De Marchi @ 2011-08-24 15:02 UTC (permalink / raw)
  To: David Stockwell; +Cc: linux-bluetooth, johan.hedberg

Hi David,

* David Stockwell <dstockwell@frequency-one.com> [2011-08-24 08:05:59 -0500]:

> [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
> 
> Should be total playing time of the track (TrackDuration)
> in msec, not current position within track.
> ---
>  audio/control.c |   21 ++++++++-------------
>  1 files changed, 8 insertions(+), 13 deletions(-)
> 
> diff --git a/audio/control.c b/audio/control.c
> index be95c19..eb86029 100644
> --- a/audio/control.c
> +++ b/audio/control.c
> @@ -194,7 +194,8 @@ enum media_info_id {
>  	MEDIA_INFO_TRACK =		4,
>  	MEDIA_INFO_N_TRACKS =		5,
>  	MEDIA_INFO_GENRE =		6,
> -	MEDIA_INFO_CURRENT_POSITION =	7,
> +	MEDIA_INFO_PLAYING_TIME =	7,
> +	MEDIA_INFO_LAST,
>  };
>  
>  static DBusConnection *connection = NULL;
> @@ -928,19 +929,13 @@ static int mp_get_media_attribute(struct media_player 
> *mp,
>  		len = strlen(valstr);
>  		memcpy(elem->val, valstr, len);
>  		break;
> -	case MEDIA_INFO_CURRENT_POSITION:
> -		if (mi->elapsed != 0xFFFFFFFF) {
> -			uint32_t elapsed;
> -
> -			mp_get_playback_status(mp, NULL, &elapsed, NULL);
> -
> -			snprintf(valstr, 20, "%u", elapsed);
> -			len = strlen(valstr);
> -			memcpy(elem->val, valstr, len);
> -		} else {
> +	case MEDIA_INFO_PLAYING_TIME:
> +		if (!mi->track_len)

track_len is initialized with 0xFFFFFFFF, because as per spec when it
has this value it means it's not available (see media_info_init())


Otherwise seems good.

regards, 
Lucas De Marchi

^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
  2011-08-24  8:30 ` Johan Hedberg
@ 2011-08-24 12:39   ` David Stockwell
  0 siblings, 0 replies; 5+ messages in thread
From: David Stockwell @ 2011-08-24 12:39 UTC (permalink / raw)
  To: Johan Hedberg; +Cc: linux-bluetooth

Hi Johan

-----Original Message----- 
From: Johan Hedberg
Sent: Wednesday, August 24, 2011 3:30 AM
To: David Stockwell
Cc: linux-bluetooth@vger.kernel.org
Subject: Re: [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration

Hi David,

On Tue, Aug 23, 2011, David Stockwell wrote:
> @@ -194,7 +194,8 @@ enum media_info_id {
>  MEDIA_INFO_TRACK = 4,
>  MEDIA_INFO_N_TRACKS = 5,
>  MEDIA_INFO_GENRE = 6,
> - MEDIA_INFO_CURRENT_POSITION = 7,
> + MEDIA_INFO_PLAYING_TIME = 7,
> + MEDIA_INFO_LAST = MEDIA_INFO_PLAYING_TIME,
>  };

Actually that's not quite what I meant. The idea was this:

MEDIA_INFO_PLAYING_TIME = 7,
MEDIA_INFO_LAST,

That way you can just keep adding new entries above MEDIA_INFO_LAST and
its value will always be the last "real" value + 1 (which also means
that the comparison in the for-loop changes from <= to <).

+++++ Thanks.  As you can tell, C is not my most frequently used language...
I'll take care of it and resubmit.

Johan 


^ permalink raw reply	[flat|nested] 5+ messages in thread

* Re: [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
  2011-08-24  3:25 David Stockwell
@ 2011-08-24  8:30 ` Johan Hedberg
  2011-08-24 12:39   ` David Stockwell
  0 siblings, 1 reply; 5+ messages in thread
From: Johan Hedberg @ 2011-08-24  8:30 UTC (permalink / raw)
  To: David Stockwell; +Cc: linux-bluetooth

Hi David,

On Tue, Aug 23, 2011, David Stockwell wrote:
> @@ -194,7 +194,8 @@ enum media_info_id {
>  	MEDIA_INFO_TRACK =		4,
>  	MEDIA_INFO_N_TRACKS =		5,
>  	MEDIA_INFO_GENRE =		6,
> -	MEDIA_INFO_CURRENT_POSITION =	7,
> +	MEDIA_INFO_PLAYING_TIME =	7,
> +	MEDIA_INFO_LAST = MEDIA_INFO_PLAYING_TIME,
>  };

Actually that's not quite what I meant. The idea was this:

	MEDIA_INFO_PLAYING_TIME = 7,
	MEDIA_INFO_LAST,

That way you can just keep adding new entries above MEDIA_INFO_LAST and
its value will always be the last "real" value + 1 (which also means
that the comparison in the for-loop changes from <= to <).

Johan

^ permalink raw reply	[flat|nested] 5+ messages in thread

* [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration
@ 2011-08-24  3:25 David Stockwell
  2011-08-24  8:30 ` Johan Hedberg
  0 siblings, 1 reply; 5+ messages in thread
From: David Stockwell @ 2011-08-24  3:25 UTC (permalink / raw)
  To: linux-bluetooth

Metadata item #7 should return TrackDuration

Should be total playing time of the track (TrackDuration)
in msec, not current position within track.
---
 audio/control.c |   21 ++++++++-------------
 1 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/audio/control.c b/audio/control.c
index be95c19..dd2930c 100644
--- a/audio/control.c
+++ b/audio/control.c
@@ -194,7 +194,8 @@ enum media_info_id {
 	MEDIA_INFO_TRACK =		4,
 	MEDIA_INFO_N_TRACKS =		5,
 	MEDIA_INFO_GENRE =		6,
-	MEDIA_INFO_CURRENT_POSITION =	7,
+	MEDIA_INFO_PLAYING_TIME =	7,
+	MEDIA_INFO_LAST = MEDIA_INFO_PLAYING_TIME,
 };
 
 static DBusConnection *connection = NULL;
@@ -928,19 +929,13 @@ static int mp_get_media_attribute(struct media_player 
*mp,
 		len = strlen(valstr);
 		memcpy(elem->val, valstr, len);
 		break;
-	case MEDIA_INFO_CURRENT_POSITION:
-		if (mi->elapsed != 0xFFFFFFFF) {
-			uint32_t elapsed;
-
-			mp_get_playback_status(mp, NULL, &elapsed, NULL);
-
-			snprintf(valstr, 20, "%u", elapsed);
-			len = strlen(valstr);
-			memcpy(elem->val, valstr, len);
-		} else {
+	case MEDIA_INFO_PLAYING_TIME:
+		if (!mi->track_len)
 			return -ENOENT;
-		}
 
+		snprintf(valstr, 20, "%u", mi->track_len);
+		len = strlen(valstr);
+		memcpy(elem->val, valstr, len);
 		break;
 	default:
 		return -EINVAL;
@@ -1126,7 +1121,7 @@ static int avrcp_handle_get_element_attributes(struct 
control *control,
 		 * Return all available information, at least
 		 * title must be returned.
 		 */
-		for (i = 1; i <= MEDIA_INFO_CURRENT_POSITION; i++) {
+		for (i = 1; i <= MEDIA_INFO_LAST; i++) {
 			size = mp_get_media_attribute(control->mp, i,
 							&pdu->params[pos]);
 
-- 
1.7.3.4


^ permalink raw reply related	[flat|nested] 5+ messages in thread

end of thread, other threads:[~2011-08-24 15:02 UTC | newest]

Thread overview: 5+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-08-24 13:05 [PATCH 2/3] AVRCP: Metadata item #7 should return TrackDuration David Stockwell
2011-08-24 15:02 ` Lucas De Marchi
  -- strict thread matches above, loose matches on Subject: below --
2011-08-24  3:25 David Stockwell
2011-08-24  8:30 ` Johan Hedberg
2011-08-24 12:39   ` David Stockwell

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