[Spice-devel] [PATCH 06/16] worker: move DisplayChannel/DisplayChannelClient functions together

Jonathon Jongsma jjongsma at redhat.com
Tue Nov 10 07:54:00 PST 2015


ACK

On Tue, 2015-11-10 at 14:16 +0000, Frediano Ziglio wrote:
> From: Marc-André Lureau <marcandre.lureau at gmail.com>
> 
> Signed-off-by: Marc-André Lureau <marcandre.lureau at gmail.com>
> Signed-off-by: Frediano Ziglio <fziglio at redhat.com>
> ---
>  server/red_worker.c | 327 ++++++++++++++++++++++++++----------------
> ----------
>  1 file changed, 164 insertions(+), 163 deletions(-)
> 
> diff --git a/server/red_worker.c b/server/red_worker.c
> index 816938c..1284e44 100644
> --- a/server/red_worker.c
> +++ b/server/red_worker.c
> @@ -516,6 +516,138 @@ static void
> display_channel_client_release_item_after_push(DisplayChannelClient
>      SAFE_FOREACH(link, next, drawable, &(drawable)->glz_ring, glz,
> LINK_TO_GLZ(link))
>  
>  
> +static inline int get_stream_id(RedWorker *worker, Stream *stream)
> +{
> +    return (int)(stream - worker->streams_buf);
> +}
> +
> +static inline void red_free_stream(RedWorker *worker, Stream
> *stream)
> +{
> +    stream->next = worker->free_streams;
> +    worker->free_streams = stream;
> +}
> +
> +static void red_release_stream(RedWorker *worker, Stream *stream)
> +{
> +    if (!--stream->refs) {
> +        spice_assert(!ring_item_is_linked(&stream->link));
> +        red_free_stream(worker, stream);
> +        worker->stream_count--;
> +    }
> +}
> +
> +static void red_display_release_stream(RedWorker *worker,
> StreamAgent *agent)
> +{
> +    spice_assert(agent->stream);
> +    red_release_stream(worker, agent->stream);
> +}
> +
> +static void red_display_release_stream_clip(RedWorker *worker,
> StreamClipItem *item)
> +{
> +    if (!--item->refs) {
> +        red_display_release_stream(worker, item->stream_agent);
> +        free(item->rects);
> +        free(item);
> +    }
> +}
> +
> +static void dcc_push_stream_agent_clip(DisplayChannelClient* dcc,
> StreamAgent *agent)
> +{
> +    StreamClipItem *item = stream_clip_item_new(dcc, agent);
> +    int n_rects;
> +
> +    if (!item) {
> +        spice_critical("alloc failed");
> +    }
> +    item->clip_type = SPICE_CLIP_TYPE_RECTS;
> +
> +    n_rects = pixman_region32_n_rects(&agent->clip);
> +
> +    item->rects = spice_malloc_n_m(n_rects, sizeof(SpiceRect),
> sizeof(SpiceClipRects));
> +    item->rects->num_rects = n_rects;
> +    region_ret_rects(&agent->clip, item->rects->rects, n_rects);
> +    red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), (PipeItem
> *)item);
> +}
> +
> +
> +static void red_attach_stream(RedWorker *worker, Drawable *drawable,
> Stream *stream)
> +{
> +    DisplayChannelClient *dcc;
> +    RingItem *item, *next;
> +
> +    spice_assert(!drawable->stream && !stream->current);
> +    spice_assert(drawable && stream);
> +    stream->current = drawable;
> +    drawable->stream = stream;
> +    stream->last_time = drawable->creation_time;
> +
> +    uint64_t duration = drawable->creation_time - stream
> ->input_fps_start_time;
> +    if (duration >= RED_STREAM_INPUT_FPS_TIMEOUT) {
> +        /* Round to the nearest integer, for instance 24 for 23.976
> */
> +        stream->input_fps = ((uint64_t)stream->num_input_frames *
> 1000 * 1000 * 1000 + duration / 2) / duration;
> +        spice_debug("input-fps=%u", stream->input_fps);
> +        stream->num_input_frames = 0;
> +        stream->input_fps_start_time = drawable->creation_time;
> +    } else {
> +        stream->num_input_frames++;
> +    }
> +
> +    FOREACH_DCC(worker->display_channel, item, next, dcc) {
> +        StreamAgent *agent;
> +        QRegion clip_in_draw_dest;
> +
> +        agent = &dcc->stream_agents[get_stream_id(worker, stream)];
> +        region_or(&agent->vis_region, &drawable
> ->tree_item.base.rgn);
> +
> +        region_init(&clip_in_draw_dest);
> +        region_add(&clip_in_draw_dest, &drawable->red_drawable
> ->bbox);
> +        region_and(&clip_in_draw_dest, &agent->clip);
> +
> +        if (!region_is_equal(&clip_in_draw_dest, &drawable
> ->tree_item.base.rgn)) {
> +            region_remove(&agent->clip, &drawable->red_drawable
> ->bbox);
> +            region_or(&agent->clip, &drawable->tree_item.base.rgn);
> +            dcc_push_stream_agent_clip(dcc, agent);
> +        }
> +#ifdef STREAM_STATS
> +        agent->stats.num_input_frames++;
> +#endif
> +    }
> +}
> +
> +static void red_stop_stream(RedWorker *worker, Stream *stream)
> +{
> +    DisplayChannelClient *dcc;
> +    RingItem *item, *next;
> +
> +    spice_assert(ring_item_is_linked(&stream->link));
> +    spice_assert(!stream->current);
> +    spice_debug("stream %d", get_stream_id(worker, stream));
> +    FOREACH_DCC(worker->display_channel, item, next, dcc) {
> +        StreamAgent *stream_agent;
> +
> +        stream_agent = &dcc->stream_agents[get_stream_id(worker,
> stream)];
> +        region_clear(&stream_agent->vis_region);
> +        region_clear(&stream_agent->clip);
> +        spice_assert(!pipe_item_is_linked(&stream_agent
> ->destroy_item));
> +        if (stream_agent->mjpeg_encoder && dcc
> ->use_mjpeg_encoder_rate_control) {
> +            uint64_t stream_bit_rate =
> mjpeg_encoder_get_bit_rate(stream_agent->mjpeg_encoder);
> +
> +            if (stream_bit_rate > dcc->streams_max_bit_rate) {
> +                spice_debug("old max-bit-rate=%.2f new=%.2f",
> +                dcc->streams_max_bit_rate / 8.0 / 1024.0 / 1024.0,
> +                stream_bit_rate / 8.0 / 1024.0 / 1024.0);
> +                dcc->streams_max_bit_rate = stream_bit_rate;
> +            }
> +        }
> +        stream->refs++;
> +        red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc),
> &stream_agent->destroy_item);
> +        stream_agent_stats_print(stream_agent);
> +    }
> +    worker->streams_size_total -= stream->width * stream->height;
> +    ring_remove(&stream->link);
> +    red_release_stream(worker, stream);
> +}
> +
>  /* fixme: move to display channel */
>  DrawablePipeItem *drawable_pipe_item_new(DisplayChannelClient *dcc,
>                                           Drawable *drawable)
> @@ -880,6 +1012,25 @@ static inline void
> red_destroy_surface_item(RedWorker *worker,
>      red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), &destroy
> ->pipe_item);
>  }
>  
> +static void red_reset_stream_trace(RedWorker *worker)
> +{
> +    Ring *ring = &worker->streams;
> +    RingItem *item = ring_get_head(ring);
> +
> +    while (item) {
> +        Stream *stream = SPICE_CONTAINEROF(item, Stream, link);
> +        item = ring_next(ring, item);
> +        if (!stream->current) {
> +            red_stop_stream(worker, stream);
> +        } else {
> +            spice_info("attached stream");
> +        }
> +    }
> +
> +    worker->next_item_trace = 0;
> +    memset(worker->items_trace, 0, sizeof(worker->items_trace));
> +}
> +
>  static void red_surface_unref(RedWorker *worker, uint32_t
> surface_id)
>  {
>      RedSurface *surface = &worker->surfaces[surface_id];
> @@ -1504,21 +1655,6 @@ static int is_same_drawable(RedWorker *worker,
> Drawable *d1, Drawable *d2)
>      }
>  }
>  
> -static inline void red_free_stream(RedWorker *worker, Stream
> *stream)
> -{
> -    stream->next = worker->free_streams;
> -    worker->free_streams = stream;
> -}
> -
> -static void red_release_stream(RedWorker *worker, Stream *stream)
> -{
> -    if (!--stream->refs) {
> -        spice_assert(!ring_item_is_linked(&stream->link));
> -        red_free_stream(worker, stream);
> -        worker->stream_count--;
> -    }
> -}
> -
>  static inline void red_detach_stream(RedWorker *worker, Stream
> *stream, int detach_sized)
>  {
>      spice_assert(stream->current && stream->current->stream);
> @@ -1530,116 +1666,6 @@ static inline void
> red_detach_stream(RedWorker *worker, Stream *stream, int deta
>      stream->current = NULL;
>  }
>  
> -static void dcc_push_stream_agent_clip(DisplayChannelClient* dcc,
> StreamAgent *agent)
> -{
> -    StreamClipItem *item = stream_clip_item_new(dcc, agent);
> -    int n_rects;
> -
> -    if (!item) {
> -        spice_critical("alloc failed");
> -    }
> -    item->clip_type = SPICE_CLIP_TYPE_RECTS;
> -
> -    n_rects = pixman_region32_n_rects(&agent->clip);
> -
> -    item->rects = spice_malloc_n_m(n_rects, sizeof(SpiceRect),
> sizeof(SpiceClipRects));
> -    item->rects->num_rects = n_rects;
> -    region_ret_rects(&agent->clip, item->rects->rects, n_rects);
> -    red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), (PipeItem
> *)item);
> -}
> -
> -static void red_display_release_stream_clip(RedWorker *worker,
> StreamClipItem *item)
> -{
> -    if (!--item->refs) {
> -        red_display_release_stream(worker, item->stream_agent);
> -        free(item->rects);
> -        free(item);
> -    }
> -}
> -
> -static inline int get_stream_id(RedWorker *worker, Stream *stream)
> -{
> -    return (int)(stream - worker->streams_buf);
> -}
> -
> -static void red_attach_stream(RedWorker *worker, Drawable *drawable,
> Stream *stream)
> -{
> -    DisplayChannelClient *dcc;
> -    RingItem *item, *next;
> -
> -    spice_assert(!drawable->stream && !stream->current);
> -    spice_assert(drawable && stream);
> -    stream->current = drawable;
> -    drawable->stream = stream;
> -    stream->last_time = drawable->creation_time;
> -
> -    uint64_t duration = drawable->creation_time - stream
> ->input_fps_start_time;
> -    if (duration >= RED_STREAM_INPUT_FPS_TIMEOUT) {
> -        /* Round to the nearest integer, for instance 24 for 23.976
> */
> -        stream->input_fps = ((uint64_t)stream->num_input_frames *
> 1000 * 1000 * 1000 + duration / 2) / duration;
> -        spice_debug("input-fps=%u", stream->input_fps);
> -        stream->num_input_frames = 0;
> -        stream->input_fps_start_time = drawable->creation_time;
> -    } else {
> -        stream->num_input_frames++;
> -    }
> -
> -    FOREACH_DCC(worker->display_channel, item, next, dcc) {
> -        StreamAgent *agent;
> -        QRegion clip_in_draw_dest;
> -
> -        agent = &dcc->stream_agents[get_stream_id(worker, stream)];
> -        region_or(&agent->vis_region, &drawable
> ->tree_item.base.rgn);
> -
> -        region_init(&clip_in_draw_dest);
> -        region_add(&clip_in_draw_dest, &drawable->red_drawable
> ->bbox);
> -        region_and(&clip_in_draw_dest, &agent->clip);
> -
> -        if (!region_is_equal(&clip_in_draw_dest, &drawable
> ->tree_item.base.rgn)) {
> -            region_remove(&agent->clip, &drawable->red_drawable
> ->bbox);
> -            region_or(&agent->clip, &drawable->tree_item.base.rgn);
> -            dcc_push_stream_agent_clip(dcc, agent);
> -        }
> -#ifdef STREAM_STATS
> -        agent->stats.num_input_frames++;
> -#endif
> -    }
> -}
> -
> -static void red_stop_stream(RedWorker *worker, Stream *stream)
> -{
> -    DisplayChannelClient *dcc;
> -    RingItem *item, *next;
> -
> -    spice_assert(ring_item_is_linked(&stream->link));
> -    spice_assert(!stream->current);
> -    spice_debug("stream %d", get_stream_id(worker, stream));
> -    FOREACH_DCC(worker->display_channel, item, next, dcc) {
> -        StreamAgent *stream_agent;
> -
> -        stream_agent = &dcc->stream_agents[get_stream_id(worker,
> stream)];
> -        region_clear(&stream_agent->vis_region);
> -        region_clear(&stream_agent->clip);
> -        spice_assert(!pipe_item_is_linked(&stream_agent
> ->destroy_item));
> -        if (stream_agent->mjpeg_encoder && dcc
> ->use_mjpeg_encoder_rate_control) {
> -            uint64_t stream_bit_rate =
> mjpeg_encoder_get_bit_rate(stream_agent->mjpeg_encoder);
> -
> -            if (stream_bit_rate > dcc->streams_max_bit_rate) {
> -                spice_debug("old max-bit-rate=%.2f new=%.2f",
> -                dcc->streams_max_bit_rate / 8.0 / 1024.0 / 1024.0,
> -                stream_bit_rate / 8.0 / 1024.0 / 1024.0);
> -                dcc->streams_max_bit_rate = stream_bit_rate;
> -            }
> -        }
> -        stream->refs++;
> -        red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc),
> &stream_agent->destroy_item);
> -        stream_agent_stats_print(stream_agent);
> -    }
> -    worker->streams_size_total -= stream->width * stream->height;
> -    ring_remove(&stream->link);
> -    red_release_stream(worker, stream);
> -}
> -
>  static int red_display_drawable_is_in_pipe(DisplayChannelClient
> *dcc, Drawable *drawable)
>  {
>      DrawablePipeItem *dpi;
> @@ -1860,12 +1886,6 @@ static inline void
> red_handle_streams_timout(RedWorker *worker)
>      }
>  }
>  
> -static void red_display_release_stream(RedWorker *worker,
> StreamAgent *agent)
> -{
> -    spice_assert(agent->stream);
> -    red_release_stream(worker, agent->stream);
> -}
> -
>  static inline Stream *red_alloc_stream(RedWorker *worker)
>  {
>      Stream *stream;
> @@ -2136,19 +2156,6 @@ static void
> dcc_destroy_stream_agents(DisplayChannelClient *dcc)
>      }
>  }
>  
> -static void red_init_streams(RedWorker *worker)
> -{
> -    int i;
> -
> -    ring_init(&worker->streams);
> -    worker->free_streams = NULL;
> -    for (i = 0; i < NUM_STREAMS; i++) {
> -        Stream *stream = &worker->streams_buf[i];
> -        ring_item_init(&stream->link);
> -        red_free_stream(worker, stream);
> -    }
> -}
> -
>  static inline int __red_is_next_stream_frame(RedWorker *worker,
>                                               const Drawable
> *candidate,
>                                               const int
> other_src_width,
> @@ -2569,25 +2576,6 @@ static inline void
> red_use_stream_trace(RedWorker *worker, Drawable *drawable)
>      }
>  }
>  
> -static void red_reset_stream_trace(RedWorker *worker)
> -{
> -    Ring *ring = &worker->streams;
> -    RingItem *item = ring_get_head(ring);
> -
> -    while (item) {
> -        Stream *stream = SPICE_CONTAINEROF(item, Stream, link);
> -        item = ring_next(ring, item);
> -        if (!stream->current) {
> -            red_stop_stream(worker, stream);
> -        } else {
> -            spice_info("attached stream");
> -        }
> -    }
> -
> -    worker->next_item_trace = 0;
> -    memset(worker->items_trace, 0, sizeof(worker->items_trace));
> -}
> -
>  static inline int red_current_add(RedWorker *worker, Ring *ring,
> Drawable *drawable)
>  {
>      DrawItem *item = &drawable->tree_item;
> @@ -8858,6 +8846,19 @@ static void
> display_channel_release_item(RedChannelClient *rcc, PipeItem *item,
>      }
>  }
>  
> +static void red_init_streams(RedWorker *worker)
> +{
> +    int i;
> +
> +    ring_init(&worker->streams);
> +    worker->free_streams = NULL;
> +    for (i = 0; i < NUM_STREAMS; i++) {
> +        Stream *stream = &worker->streams_buf[i];
> +        ring_item_init(&stream->link);
> +        red_free_stream(worker, stream);
> +    }
> +}
> +
>  static void display_channel_create(RedWorker *worker, int migrate)
>  {
>      DisplayChannel *display_channel;


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