From: Laurent Aimar Date: Mon, 7 Sep 2009 17:39:53 +0000 (+0200) Subject: Cosmetics (K&R of picture_fifo). X-Git-Tag: 1.1.0-ff~3473 X-Git-Url: https://git.sesse.net/?a=commitdiff_plain;h=237a788bd03e9c56d67266168afe0b82b438d323;p=vlc Cosmetics (K&R of picture_fifo). --- diff --git a/include/vlc_picture_fifo.h b/include/vlc_picture_fifo.h index a881cea78f..440886e654 100644 --- a/include/vlc_picture_fifo.h +++ b/include/vlc_picture_fifo.h @@ -73,16 +73,16 @@ VLC_EXPORT( void, picture_fifo_Push, ( picture_fifo_t *, picture_t * ) ); /** * It release all picture inside the fifo that have a lower or equal date - * if b_below or higher or equal to not b_below than the given one. + * if flush_before or higher or equal to if not flush_before than the given one. * * All pictures inside the fifo will be released by picture_Release. */ -VLC_EXPORT( void, picture_fifo_Flush, ( picture_fifo_t *, mtime_t i_date, bool b_below ) ); +VLC_EXPORT( void, picture_fifo_Flush, ( picture_fifo_t *, mtime_t date, bool flush_before ) ); /** * It applies a delta on all the picture timestamp. */ -VLC_EXPORT( void, picture_fifo_OffsetDate, ( picture_fifo_t *, mtime_t i_delta ) ); +VLC_EXPORT( void, picture_fifo_OffsetDate, ( picture_fifo_t *, mtime_t delta ) ); #endif /* VLC_PICTURE_FIFO_H */ diff --git a/src/misc/picture_fifo.c b/src/misc/picture_fifo.c index 1e6fd6c0b9..a050a4a02a 100644 --- a/src/misc/picture_fifo.c +++ b/src/misc/picture_fifo.c @@ -37,119 +37,114 @@ /***************************************************************************** * *****************************************************************************/ -struct picture_fifo_t -{ +struct picture_fifo_t { vlc_mutex_t lock; - picture_t *p_first; - picture_t **pp_last; + picture_t *first; + picture_t **last_ptr; }; -static void PictureFifoReset( picture_fifo_t *p_fifo ) +static void PictureFifoReset(picture_fifo_t *fifo) { - p_fifo->p_first = NULL; - p_fifo->pp_last = &p_fifo->p_first; + fifo->first = NULL; + fifo->last_ptr = &fifo->first; } -static void PictureFifoPush( picture_fifo_t *p_fifo, picture_t *p_picture ) +static void PictureFifoPush(picture_fifo_t *fifo, picture_t *picture) { - assert( !p_picture->p_next ); - *p_fifo->pp_last = p_picture; - p_fifo->pp_last = &p_picture->p_next; + assert(!picture->p_next); + *fifo->last_ptr = picture; + fifo->last_ptr = &picture->p_next; } -static picture_t *PictureFifoPop( picture_fifo_t *p_fifo ) +static picture_t *PictureFifoPop(picture_fifo_t *fifo) { - picture_t *p_picture = p_fifo->p_first; + picture_t *picture = fifo->first; - if( p_picture ) - { - p_fifo->p_first = p_picture->p_next; - if( !p_fifo->p_first ) - p_fifo->pp_last = &p_fifo->p_first; + if (picture) { + fifo->first = picture->p_next; + if (!fifo->first) + fifo->last_ptr = &fifo->first; } - return p_picture; + return picture; } picture_fifo_t *picture_fifo_New(void) { - picture_fifo_t *p_fifo = malloc( sizeof(*p_fifo) ); - if( !p_fifo ) + picture_fifo_t *fifo = malloc(sizeof(*fifo)); + if (!fifo) return NULL; - vlc_mutex_init( &p_fifo->lock ); - PictureFifoReset( p_fifo ); - return p_fifo; + vlc_mutex_init(&fifo->lock); + PictureFifoReset(fifo); + return fifo; } -void picture_fifo_Push( picture_fifo_t *p_fifo, picture_t *p_picture ) +void picture_fifo_Push(picture_fifo_t *fifo, picture_t *picture) { - vlc_mutex_lock( &p_fifo->lock ); - PictureFifoPush( p_fifo, p_picture ); - vlc_mutex_unlock( &p_fifo->lock ); + vlc_mutex_lock(&fifo->lock); + PictureFifoPush(fifo, picture); + vlc_mutex_unlock(&fifo->lock); } -picture_t *picture_fifo_Pop( picture_fifo_t *p_fifo ) +picture_t *picture_fifo_Pop(picture_fifo_t *fifo) { - vlc_mutex_lock( &p_fifo->lock ); - picture_t *p_picture = PictureFifoPop( p_fifo ); - vlc_mutex_unlock( &p_fifo->lock ); + vlc_mutex_lock(&fifo->lock); + picture_t *picture = PictureFifoPop(fifo); + vlc_mutex_unlock(&fifo->lock); - return p_picture; + return picture; } -picture_t *picture_fifo_Peek( picture_fifo_t *p_fifo ) +picture_t *picture_fifo_Peek(picture_fifo_t *fifo) { - vlc_mutex_lock( &p_fifo->lock ); - picture_t *p_picture = p_fifo->p_first; - if( p_picture ) - picture_Hold( p_picture ); - vlc_mutex_unlock( &p_fifo->lock ); + vlc_mutex_lock(&fifo->lock); + picture_t *picture = fifo->first; + if (picture) + picture_Hold(picture); + vlc_mutex_unlock(&fifo->lock); - return p_picture; + return picture; } -void picture_fifo_Flush( picture_fifo_t *p_fifo, mtime_t i_date, bool b_below ) +void picture_fifo_Flush(picture_fifo_t *fifo, mtime_t date, bool flush_before) { - picture_t *p_picture; + picture_t *picture; - vlc_mutex_lock( &p_fifo->lock ); + vlc_mutex_lock(&fifo->lock); - p_picture = p_fifo->p_first; - PictureFifoReset( p_fifo ); + picture = fifo->first; + PictureFifoReset(fifo); picture_fifo_t tmp; - PictureFifoReset( &tmp ); + PictureFifoReset(&tmp); - while( p_picture ) - { - picture_t *p_next = p_picture->p_next; + while (picture) { + picture_t *next = picture->p_next; - p_picture->p_next = NULL; - if( ( b_below && p_picture->date <= i_date ) || - ( !b_below && p_picture->date >= i_date ) ) - PictureFifoPush( &tmp, p_picture ); + picture->p_next = NULL; + if (( flush_before && picture->date <= date) || + (!flush_before && picture->date >= date)) + PictureFifoPush(&tmp, picture); else - PictureFifoPush( p_fifo, p_picture ); - p_picture = p_next; + PictureFifoPush(fifo, picture); + picture = next; } - vlc_mutex_unlock( &p_fifo->lock ); + vlc_mutex_unlock(&fifo->lock); - for( ;; ) - { - picture_t *p_picture = PictureFifoPop( &tmp ); - if( !p_picture ) + for (;;) { + picture_t *picture = PictureFifoPop(&tmp); + if (!picture) break; - picture_Release( p_picture ); + picture_Release(picture); } } -void picture_fifo_OffsetDate( picture_fifo_t *p_fifo, mtime_t i_delta ) +void picture_fifo_OffsetDate(picture_fifo_t *fifo, mtime_t delta) { - vlc_mutex_lock( &p_fifo->lock ); - for( picture_t *p_picture = p_fifo->p_first; p_picture != NULL; ) - { - p_picture->date += i_delta; - p_picture = p_picture->p_next; + vlc_mutex_lock(&fifo->lock); + for (picture_t *picture = fifo->first; picture != NULL;) { + picture->date += delta; + picture = picture->p_next; } - vlc_mutex_unlock( &p_fifo->lock ); + vlc_mutex_unlock(&fifo->lock); } -void picture_fifo_Delete( picture_fifo_t *p_fifo ) +void picture_fifo_Delete(picture_fifo_t *fifo) { - picture_fifo_Flush( p_fifo, INT64_MAX, true ); - vlc_mutex_destroy( &p_fifo->lock ); + picture_fifo_Flush(fifo, INT64_MAX, true); + vlc_mutex_destroy(&fifo->lock); }