diff options
| -rw-r--r-- | src/xine-engine/post.c | 13 | ||||
| -rw-r--r-- | src/xine-engine/video_out.c | 49 | ||||
| -rw-r--r-- | src/xine-engine/video_out.h | 3 | ||||
| -rw-r--r-- | src/xine-engine/xine.c | 170 | ||||
| -rw-r--r-- | src/xine-engine/xine_internal.h | 20 |
5 files changed, 243 insertions, 12 deletions
diff --git a/src/xine-engine/post.c b/src/xine-engine/post.c index 6ae96e982..0dba50c82 100644 --- a/src/xine-engine/post.c +++ b/src/xine-engine/post.c @@ -149,6 +149,14 @@ static void post_video_flush(xine_video_port_t *port_gen) { if (port->port_lock) pthread_mutex_unlock(port->port_lock); } +static void post_video_trigger_drawing(xine_video_port_t *port_gen) { + post_video_port_t *port = (post_video_port_t *)port_gen; + + if (port->port_lock) pthread_mutex_lock(port->port_lock); + port->original_port->trigger_drawing(port->original_port); + if (port->port_lock) pthread_mutex_unlock(port->port_lock); +} + static int post_video_status(xine_video_port_t *port_gen, xine_stream_t *stream, int *width, int *height, int64_t *img_duration) { post_video_port_t *port = (post_video_port_t *)port_gen; @@ -192,6 +200,7 @@ static int post_video_rewire(xine_post_out_t *output_gen, void *data) { if (!new_port) return 0; + this->running_ticket->lock_port_rewiring(this->running_ticket, -1); this->running_ticket->revoke(this->running_ticket, 1); if (input_port->original_port->status(input_port->original_port, input_port->stream, @@ -202,6 +211,7 @@ static int post_video_rewire(xine_post_out_t *output_gen, void *data) { input_port->original_port = new_port; this->running_ticket->issue(this->running_ticket, 1); + this->running_ticket->unlock_port_rewiring(this->running_ticket); return 1; } @@ -223,6 +233,7 @@ post_video_port_t *_x_post_intercept_video_port(post_plugin_t *post, xine_video_ port->new_port.exit = post_video_exit; port->new_port.get_overlay_manager = post_video_get_overlay_manager; port->new_port.flush = post_video_flush; + port->new_port.trigger_drawing = post_video_trigger_drawing; port->new_port.status = post_video_status; port->new_port.get_property = post_video_get_property; port->new_port.set_property = post_video_set_property; @@ -680,6 +691,7 @@ static int post_audio_rewire(xine_post_out_t *output_gen, void *data) { if (!new_port) return 0; + this->running_ticket->lock_port_rewiring(this->running_ticket, -1); this->running_ticket->revoke(this->running_ticket, 1); if (input_port->original_port->status(input_port->original_port, input_port->stream, @@ -690,6 +702,7 @@ static int post_audio_rewire(xine_post_out_t *output_gen, void *data) { input_port->original_port = new_port; this->running_ticket->issue(this->running_ticket, 1); + this->running_ticket->unlock_port_rewiring(this->running_ticket); return 1; } diff --git a/src/xine-engine/video_out.c b/src/xine-engine/video_out.c index 2a3ee1980..d61df1eb2 100644 --- a/src/xine-engine/video_out.c +++ b/src/xine-engine/video_out.c @@ -1043,6 +1043,32 @@ static void check_redraw_needed (vos_t *this, int64_t vpts) { this->redraw_needed = 1; } +static int interruptable_sleep(vos_t *this, int usec_to_sleep) +{ + int timedout = 0; + + struct timeval now; + gettimeofday(&now, 0); + + pthread_mutex_lock (&this->trigger_drawing_mutex); + if (!this->trigger_drawing) { + struct timespec abstime; + abstime.tv_sec = now.tv_sec + usec_to_sleep / 1000000; + abstime.tv_nsec = now.tv_usec * 1000 + (usec_to_sleep % 1000000) * 1000; + + if (abstime.tv_nsec > 1000000000) { + abstime.tv_nsec -= 1000000000; + abstime.tv_sec++; + } + + timedout = pthread_cond_timedwait(&this->trigger_drawing_cond, &this->trigger_drawing_mutex, &abstime); + } + this->trigger_drawing = 0; + pthread_mutex_unlock (&this->trigger_drawing_mutex); + + return timedout; +} + /* special loop for paused mode * needed to update screen due overlay changes, resize, window * movement, brightness adjusting etc. @@ -1088,7 +1114,7 @@ static void paused_loop( vos_t *this, int64_t vpts ) } pthread_mutex_unlock( &this->free_img_buf_queue->mutex ); - xine_usec_sleep (20000); + interruptable_sleep(this, 20000); pthread_mutex_lock( &this->free_img_buf_queue->mutex ); } @@ -1218,7 +1244,10 @@ static void *video_out_loop (void *this_gen) { "video_out: vpts/clock error, next_vpts=%" PRId64 " cur_vpts=%" PRId64 "\n", next_frame_vpts,vpts); if (usec_to_sleep > 0) - xine_usec_sleep (usec_to_sleep); + { + if (0 == interruptable_sleep(this, usec_to_sleep)) + break; + } if (this->discard_frames) break; @@ -1601,6 +1630,9 @@ static void vo_exit (xine_video_port_t *this_gen) { free (this->free_img_buf_queue); free (this->display_img_buf_queue); + pthread_cond_destroy(&this->trigger_drawing_cond); + pthread_mutex_destroy(&this->trigger_drawing_mutex); + free (this); } @@ -1670,6 +1702,15 @@ static void vo_flush (xine_video_port_t *this_gen) { } } +static void vo_trigger_drawing (xine_video_port_t *this_gen) { + vos_t *this = (vos_t *) this_gen; + + pthread_mutex_lock (&this->trigger_drawing_mutex); + this->trigger_drawing = 1; + pthread_cond_signal (&this->trigger_drawing_cond); + pthread_mutex_unlock (&this->trigger_drawing_mutex); +} + /* crop_frame() will allocate a new frame to copy in the given image * while cropping. maybe someday this will be an automatic post plugin. */ @@ -1765,6 +1806,7 @@ xine_video_port_t *_x_vo_new_port (xine_t *xine, vo_driver_t *driver, int grabon this->vo.enable_ovl = vo_enable_overlay; this->vo.get_overlay_manager = vo_get_overlay_manager; this->vo.flush = vo_flush; + this->vo.trigger_drawing = vo_trigger_drawing; this->vo.get_property = vo_get_property; this->vo.set_property = vo_set_property; this->vo.status = vo_status; @@ -1842,6 +1884,9 @@ xine_video_port_t *_x_vo_new_port (xine_t *xine, vo_driver_t *driver, int grabon "were not scheduled for display in time, xine sends a notification."), 20, NULL, NULL); + pthread_mutex_init(&this->trigger_drawing_mutex, NULL); + pthread_cond_init(&this->trigger_drawing_cond, NULL); + this->trigger_drawing = 0; if (grabonly) { diff --git a/src/xine-engine/video_out.h b/src/xine-engine/video_out.h index 7b42c43ed..06e5eaaa9 100644 --- a/src/xine-engine/video_out.h +++ b/src/xine-engine/video_out.h @@ -205,6 +205,9 @@ struct xine_video_port_s { /* flush video_out fifo */ void (*flush) (xine_video_port_t *self); + /* trigger immediate drawing */ + void (*trigger_drawing) (xine_video_port_t *self); + /* Get/Set video property * * See VO_PROP_* bellow diff --git a/src/xine-engine/xine.c b/src/xine-engine/xine.c index f49a988c9..840c91f3f 100644 --- a/src/xine-engine/xine.c +++ b/src/xine-engine/xine.c @@ -127,23 +127,42 @@ void _x_extra_info_merge( extra_info_t *dst, extra_info_t *src ) { } } -static void ticket_acquire(xine_ticket_t *this, int irrevocable) { +static int ticket_acquire_internal(xine_ticket_t *this, int irrevocable, int nonblocking) { + int must_wait = 0; pthread_mutex_lock(&this->lock); if (this->ticket_revoked && !this->irrevocable_tickets) - pthread_cond_wait(&this->issued, &this->lock); + must_wait = !nonblocking; else if (this->atomic_revoke && !pthread_equal(this->atomic_revoker_thread, pthread_self())) + must_wait = 1; + + if (must_wait) { + if (nonblocking) { + pthread_mutex_unlock(&this->lock); + return 0; + } + pthread_cond_wait(&this->issued, &this->lock); + } this->tickets_granted++; if (irrevocable) this->irrevocable_tickets++; pthread_mutex_unlock(&this->lock); + return 1; } -static void ticket_release(xine_ticket_t *this, int irrevocable) { +static int ticket_acquire_nonblocking(xine_ticket_t *this, int irrevocable) { + return ticket_acquire_internal(this, irrevocable, 1); +} + +static void ticket_acquire(xine_ticket_t *this, int irrevocable) { + ticket_acquire_internal(this, irrevocable, 0); +} + +static void ticket_release_internal(xine_ticket_t *this, int irrevocable, int nonblocking) { pthread_mutex_lock(&this->lock); @@ -153,12 +172,20 @@ static void ticket_release(xine_ticket_t *this, int irrevocable) { if (this->ticket_revoked && !this->tickets_granted) pthread_cond_broadcast(&this->revoked); - if (this->ticket_revoked && !this->irrevocable_tickets) + if (this->ticket_revoked && !this->irrevocable_tickets && !nonblocking) pthread_cond_wait(&this->issued, &this->lock); pthread_mutex_unlock(&this->lock); } +static void ticket_release_nonblocking(xine_ticket_t *this, int irrevocable) { + ticket_release_internal(this, irrevocable, 1); +} + +static void ticket_release(xine_ticket_t *this, int irrevocable) { + ticket_release_internal(this, irrevocable, 0); +} + static void ticket_renew(xine_ticket_t *this, int irrevocable) { pthread_mutex_lock(&this->lock); @@ -212,8 +239,37 @@ static void ticket_revoke(xine_ticket_t *this, int atomic) { pthread_mutex_unlock(&this->revoke_lock); } +static int ticket_lock_port_rewiring(xine_ticket_t *this, int ms_timeout) { + + if (ms_timeout >= 0) { + struct timespec abstime; + + struct timeval now; + gettimeofday(&now, 0); + + abstime.tv_sec = now.tv_sec + ms_timeout / 1000; + abstime.tv_nsec = now.tv_usec * 1000 + (ms_timeout % 1000) * 1e6; + + if (abstime.tv_nsec > 1e9) { + abstime.tv_nsec -= 1e9; + abstime.tv_sec++; + } + + return (0 == pthread_mutex_timedlock(&this->port_rewiring_lock, &abstime)); + } + + pthread_mutex_lock(&this->port_rewiring_lock); + return 1; +} + +static void ticket_unlock_port_rewiring(xine_ticket_t *this) { + + pthread_mutex_unlock(&this->port_rewiring_lock); +} + static void ticket_dispose(xine_ticket_t *this) { + pthread_mutex_destroy(&this->port_rewiring_lock); pthread_mutex_destroy(&this->lock); pthread_mutex_destroy(&this->revoke_lock); pthread_cond_destroy(&this->issued); @@ -227,15 +283,20 @@ static xine_ticket_t *ticket_init(void) { port_ticket = (xine_ticket_t *) xine_xmalloc(sizeof(xine_ticket_t)); - port_ticket->acquire = ticket_acquire; - port_ticket->release = ticket_release; - port_ticket->renew = ticket_renew; - port_ticket->issue = ticket_issue; - port_ticket->revoke = ticket_revoke; - port_ticket->dispose = ticket_dispose; + port_ticket->acquire_nonblocking = ticket_acquire_nonblocking; + port_ticket->acquire = ticket_acquire; + port_ticket->release_nonblocking = ticket_release_nonblocking; + port_ticket->release = ticket_release; + port_ticket->renew = ticket_renew; + port_ticket->issue = ticket_issue; + port_ticket->revoke = ticket_revoke; + port_ticket->lock_port_rewiring = ticket_lock_port_rewiring; + port_ticket->unlock_port_rewiring = ticket_unlock_port_rewiring; + port_ticket->dispose = ticket_dispose; pthread_mutex_init(&port_ticket->lock, NULL); pthread_mutex_init(&port_ticket->revoke_lock, NULL); + pthread_mutex_init(&port_ticket->port_rewiring_lock, NULL); pthread_cond_init(&port_ticket->issued, NULL); pthread_cond_init(&port_ticket->revoked, NULL); @@ -429,6 +490,7 @@ static int stream_rewire_audio(xine_post_out_t *output, void *data) if (!data) return 0; + stream->xine->port_ticket->lock_port_rewiring(stream->xine->port_ticket, -1); stream->xine->port_ticket->revoke(stream->xine->port_ticket, 1); if (stream->audio_out->status(stream->audio_out, stream, &bits, &rate, &mode)) { @@ -439,6 +501,7 @@ static int stream_rewire_audio(xine_post_out_t *output, void *data) stream->audio_out = new_port; stream->xine->port_ticket->issue(stream->xine->port_ticket, 1); + stream->xine->port_ticket->unlock_port_rewiring(stream->xine->port_ticket); return 1; } @@ -453,6 +516,7 @@ static int stream_rewire_video(xine_post_out_t *output, void *data) if (!data) return 0; + stream->xine->port_ticket->lock_port_rewiring(stream->xine->port_ticket, -1); stream->xine->port_ticket->revoke(stream->xine->port_ticket, 1); if (stream->video_out->status(stream->video_out, stream, &width, &height, &img_duration)) { @@ -463,6 +527,7 @@ static int stream_rewire_video(xine_post_out_t *output, void *data) stream->video_out = new_port; stream->xine->port_ticket->issue(stream->xine->port_ticket, 1); + stream->xine->port_ticket->unlock_port_rewiring(stream->xine->port_ticket); return 1; } @@ -2040,3 +2105,88 @@ int xine_stream_master_slave(xine_stream_t *master, xine_stream_t *slave, slave->master = master->master; return 1; } + +int _x_query_buffer_usage(xine_stream_t *stream, int *num_video_buffers, int *num_audio_buffers, int *num_video_frames, int *num_audio_frames) +{ + int ticket_acquired = -1; + + if (num_video_buffers) + *num_video_buffers = (stream->video_fifo ? stream->video_fifo->size(stream->video_fifo) : 0); + + if (num_audio_buffers) + *num_audio_buffers = (stream->audio_fifo ? stream->audio_fifo->size(stream->audio_fifo) : 0); + + if ((num_video_frames && stream->video_out) + || (num_audio_frames && stream->audio_out)) { + + ticket_acquired = stream->xine->port_ticket->acquire_nonblocking(stream->xine->port_ticket, 1); + } + + if (num_video_frames) + *num_video_frames = ((ticket_acquired && stream->video_out) ? stream->video_out->get_property(stream->video_out, VO_PROP_BUFS_IN_FIFO) : 0); + + if (num_audio_frames) + *num_audio_frames = ((ticket_acquired && stream->audio_out) ? stream->audio_out->get_property(stream->audio_out, AO_PROP_BUFS_IN_FIFO) : 0); + + if (ticket_acquired > 0) + stream->xine->port_ticket->release_nonblocking(stream->xine->port_ticket, 1); + + return ticket_acquired != 0; +} + +int _x_lock_port_rewiring(xine_t *xine, int ms_timeout) +{ + return xine->port_ticket->lock_port_rewiring(xine->port_ticket, ms_timeout); +} + +void _x_unlock_port_rewiring(xine_t *xine) +{ + xine->port_ticket->unlock_port_rewiring(xine->port_ticket); +} + +int _x_lock_frontend(xine_stream_t *stream, int ms_to_time_out) +{ + if (ms_to_time_out >= 0) { + struct timespec abstime; + + struct timeval now; + gettimeofday(&now, 0); + + abstime.tv_sec = now.tv_sec + ms_to_time_out / 1000; + abstime.tv_nsec = now.tv_usec * 1000 + (ms_to_time_out % 1000) * 1e6; + + if (abstime.tv_nsec > 1e9) { + abstime.tv_nsec -= 1e9; + abstime.tv_sec++; + } + + return (0 == pthread_mutex_timedlock(&stream->frontend_lock, &abstime)); + } + + pthread_mutex_lock(&stream->frontend_lock); + return 1; +} + +void _x_unlock_frontend(xine_stream_t *stream) +{ + pthread_mutex_unlock(&stream->frontend_lock); +} + +int _x_query_unprocessed_osd_events(xine_stream_t *stream) +{ + video_overlay_manager_t *ovl; + int redraw_needed; + + if (!stream->xine->port_ticket->acquire_nonblocking(stream->xine->port_ticket, 1)) + return -1; + + ovl = stream->video_out->get_overlay_manager(stream->video_out); + redraw_needed = ovl->redraw_needed(ovl, 0); + + if (redraw_needed) + stream->video_out->trigger_drawing(stream->video_out); + + stream->xine->port_ticket->release_nonblocking(stream->xine->port_ticket, 1); + + return redraw_needed; +} diff --git a/src/xine-engine/xine_internal.h b/src/xine-engine/xine_internal.h index 30899a4b3..f4041452d 100644 --- a/src/xine-engine/xine_internal.h +++ b/src/xine-engine/xine_internal.h @@ -159,6 +159,18 @@ struct xine_ticket_s { * revocation or by other threads acquiring tickets */ void (*revoke)(xine_ticket_t *self, int atomic); + /* behaves like acquire() but doesn't block the calling thread; when + * the thread would have been blocked, 0 is returned otherwise 1 + * this function acquires a ticket even if ticket revocation is active */ + int (*acquire_nonblocking)(xine_ticket_t *self, int irrevocable); + + /* behaves like release() but doesn't block the calling thread; should + * be used in combination with acquire_nonblocking() */ + void (*release_nonblocking)(xine_ticket_t *self, int irrevocable); + + int (*lock_port_rewiring)(xine_ticket_t *self, int ms_timeout); + void (*unlock_port_rewiring)(xine_ticket_t *self); + void (*dispose)(xine_ticket_t *self); pthread_mutex_t lock; @@ -170,6 +182,7 @@ struct xine_ticket_s { int pending_revocations; int atomic_revoke; pthread_t atomic_revoker_thread; + pthread_mutex_t port_rewiring_lock; #endif }; @@ -357,6 +370,13 @@ struct xine_stream_s { * private function prototypes: */ +int _x_query_buffer_usage(xine_stream_t *stream, int *num_video_buffers, int *num_audio_buffers, int *num_video_frames, int *num_audio_frames) XINE_PROTECTED; +int _x_lock_port_rewiring(xine_t *xine, int ms_to_time_out) XINE_PROTECTED; +void _x_unlock_port_rewiring(xine_t *xine) XINE_PROTECTED; +int _x_lock_frontend(xine_stream_t *stream, int ms_to_time_out) XINE_PROTECTED; +void _x_unlock_frontend(xine_stream_t *stream) XINE_PROTECTED; +int _x_query_unprocessed_osd_events(xine_stream_t *stream) XINE_PROTECTED; + void _x_handle_stream_end (xine_stream_t *stream, int non_user) XINE_PROTECTED; /* report message to UI. usually these are async errors */ |