Signed-off-by: Frediano Ziglio <fziglio@xxxxxxxxxx>
---
server/dcc-encoders.c | 134 +++++++++++++++++++++++++++++++++++++++++++++
server/dcc-encoders.h | 6 ++
server/dcc.c | 148 --------------------------------------------------
3 files changed, 140 insertions(+), 148 deletions(-)
diff --git a/server/dcc-encoders.c b/server/dcc-encoders.c
index 814cae7..c0b9714 100644
--- a/server/dcc-encoders.c
+++ b/server/dcc-encoders.c
@@ -1050,3 +1050,137 @@ int dcc_compress_image_lz4(EncodersData *enc, SpiceImage *dest,
return TRUE;
}
#endif
+
+/* if already exists, returns it. Otherwise allocates and adds it (1) to the ring tail
+ in the channel (2) to the Drawable*/
+static RedGlzDrawable *get_glz_drawable(EncodersData *enc, Drawable *drawable)
+{
+ RedGlzDrawable *ret;
+ RingItem *item, *next;
+
+ // TODO - I don't really understand what's going on here, so doing the technical equivalent
+ // now that we have multiple glz_dicts, so the only way to go from dcc to drawable glz is to go
+ // over the glz_ring (unless adding some better data structure then a ring)
+ DRAWABLE_FOREACH_GLZ_SAFE(drawable, item, next, ret) {
+ if (ret->encoders == enc) {
+ return ret;
+ }
+ }
+
+ ret = spice_new(RedGlzDrawable, 1);
+
+ ret->encoders = enc;
+ ret->red_drawable = red_drawable_ref(drawable->red_drawable);
+ ret->drawable = drawable;
+ ret->instances_count = 0;
+ ring_init(&ret->instances);
+
+ ring_item_init(&ret->link);
+ ring_item_init(&ret->drawable_link);
+ ring_add_before(&ret->link, &enc->glz_drawables);
+ ring_add(&drawable->glz_ring, &ret->drawable_link);
+ return ret;
+}
+
+/* allocates new instance and adds it to instances in the given drawable.
+ NOTE - the caller should set the glz_instance returned by the encoder by itself.*/
+static GlzDrawableInstanceItem *add_glz_drawable_instance(RedGlzDrawable *glz_drawable)
+{
+ spice_assert(glz_drawable->instances_count < MAX_GLZ_DRAWABLE_INSTANCES);
+ // NOTE: We assume the additions are performed consecutively, without removals in the middle
+ GlzDrawableInstanceItem *ret = glz_drawable->instances_pool + glz_drawable->instances_count;
+ glz_drawable->instances_count++;
+
+ ring_item_init(&ret->free_link);
+ ring_item_init(&ret->glz_link);
+ ring_add(&glz_drawable->instances, &ret->glz_link);
+ ret->context = NULL;
+ ret->glz_drawable = glz_drawable;
+
+ return ret;
+}
+
+#define MIN_GLZ_SIZE_FOR_ZLIB 100
+
+int dcc_compress_image_glz(EncodersData *enc,
+ SpiceImage *dest, SpiceBitmap *src, Drawable *drawable,
+ compress_send_data_t* o_comp_data,
+ gboolean enable_zlib_glz_wrap,
+ stat_info_t *glz_stats,
+ stat_info_t *zlib_glz_stats)
+{
+ stat_start_time_t start_time;
+ stat_start_time_init(&start_time, zlib_glz_stats);
+ spice_assert(bitmap_fmt_is_rgb(src->format));
+ GlzData *glz_data = &enc->glz_data;
+ ZlibData *zlib_data;
+ LzImageType type = bitmap_fmt_to_lz_image_type[src->format];
+ RedGlzDrawable *glz_drawable;
+ GlzDrawableInstanceItem *glz_drawable_instance;
+ int glz_size;
+ int zlib_size;
+
+#ifdef COMPRESS_DEBUG
+ spice_info("LZ global compress fmt=%d", src->format);
+#endif
+
+ encoder_data_init(&glz_data->data);
+
+ glz_drawable = get_glz_drawable(enc, drawable);
+ glz_drawable_instance = add_glz_drawable_instance(glz_drawable);
+
+ glz_data->data.u.lines_data.chunks = src->data;
+ glz_data->data.u.lines_data.stride = src->stride;
+ glz_data->data.u.lines_data.next = 0;
+ glz_data->data.u.lines_data.reverse = 0;
+
+ glz_size = glz_encode(enc->glz, type, src->x, src->y,
+ (src->flags & SPICE_BITMAP_FLAGS_TOP_DOWN), NULL, 0,
+ src->stride, glz_data->data.bufs_head->buf.bytes,
+ sizeof(glz_data->data.bufs_head->buf),
+ glz_drawable_instance,
+ &glz_drawable_instance->context);
+
+ stat_compress_add(glz_stats, start_time, src->stride * src->y, glz_size);
+
+ if (!enable_zlib_glz_wrap || (glz_size < MIN_GLZ_SIZE_FOR_ZLIB)) {
+ goto glz;
+ }
+ stat_start_time_init(&start_time, zlib_glz_stats);
+ zlib_data = &enc->zlib_data;
+
+ encoder_data_init(&zlib_data->data);
+
+ zlib_data->data.u.compressed_data.next = glz_data->data.bufs_head;
+ zlib_data->data.u.compressed_data.size_left = glz_size;
+
+ zlib_size = zlib_encode(enc->zlib, enc->zlib_level,
+ glz_size, zlib_data->data.bufs_head->buf.bytes,
+ sizeof(zlib_data->data.bufs_head->buf));
+
+ // the compressed buffer is bigger than the original data
+ if (zlib_size >= glz_size) {
+ encoder_data_reset(&zlib_data->data);
+ goto glz;
+ } else {
+ encoder_data_reset(&glz_data->data);
+ }
+
+ dest->descriptor.type = SPICE_IMAGE_TYPE_ZLIB_GLZ_RGB;
+ dest->u.zlib_glz.glz_data_size = glz_size;
+ dest->u.zlib_glz.data_size = zlib_size;
+
+ o_comp_data->comp_buf = zlib_data->data.bufs_head;
+ o_comp_data->comp_buf_size = zlib_size;
+
+ stat_compress_add(zlib_glz_stats, start_time, glz_size, zlib_size);
+ return TRUE;
+glz:
+ dest->descriptor.type = SPICE_IMAGE_TYPE_GLZ_RGB;
+ dest->u.lz_rgb.data_size = glz_size;
+
+ o_comp_data->comp_buf = glz_data->data.bufs_head;
+ o_comp_data->comp_buf_size = glz_size;
+
+ return TRUE;
+}
diff --git a/server/dcc-encoders.h b/server/dcc-encoders.h
index 2d54c9d..f98eac0 100644
--- a/server/dcc-encoders.h
+++ b/server/dcc-encoders.h
@@ -216,6 +216,12 @@ int dcc_compress_image_jpeg(EncodersData *enc, SpiceImage *dest,
int dcc_compress_image_lz4(EncodersData *enc, SpiceImage *dest,
SpiceBitmap *src, compress_send_data_t* o_comp_data,
stat_info_t *stats);
+int dcc_compress_image_glz(EncodersData *enc,
+ SpiceImage *dest, SpiceBitmap *src, struct Drawable *drawable,
+ compress_send_data_t* o_comp_data,
+ gboolean enable_zlib_glz_wrap,
+ stat_info_t *glz_stats,
+ stat_info_t *zlib_glz_stats);
#define RED_RELEASE_BUNCH_SIZE 64
diff --git a/server/dcc.c b/server/dcc.c
index 273789a..5447adb 100644
--- a/server/dcc.c
+++ b/server/dcc.c
@@ -632,154 +632,6 @@ void dcc_destroy_surface(DisplayChannelClient *dcc, uint32_t surface_id)
red_channel_client_pipe_add(RED_CHANNEL_CLIENT(dcc), &destroy->pipe_item);
}
-/* if already exists, returns it. Otherwise allocates and adds it (1) to the ring tail
- in the channel (2) to the Drawable*/
-static RedGlzDrawable *get_glz_drawable(EncodersData *enc, Drawable *drawable)
-{
- RedGlzDrawable *ret;
- RingItem *item, *next;
-
- // TODO - I don't really understand what's going on here, so doing the technical equivalent
- // now that we have multiple glz_dicts, so the only way to go from dcc to drawable glz is to go
- // over the glz_ring (unless adding some better data structure then a ring)
- DRAWABLE_FOREACH_GLZ_SAFE(drawable, item, next, ret) {
- if (ret->encoders == enc) {
- return ret;
- }
- }
-
- ret = spice_new(RedGlzDrawable, 1);
-
- ret->encoders = enc;
- ret->red_drawable = red_drawable_ref(drawable->red_drawable);
- ret->drawable = drawable;
- ret->instances_count = 0;
- ring_init(&ret->instances);
-
- ring_item_init(&ret->link);
- ring_item_init(&ret->drawable_link);
- ring_add_before(&ret->link, &enc->glz_drawables);
- ring_add(&drawable->glz_ring, &ret->drawable_link);
- return ret;
-}
-
-/* allocates new instance and adds it to instances in the given drawable.
- NOTE - the caller should set the glz_instance returned by the encoder by itself.*/
-static GlzDrawableInstanceItem *add_glz_drawable_instance(RedGlzDrawable *glz_drawable)
-{
- spice_assert(glz_drawable->instances_count < MAX_GLZ_DRAWABLE_INSTANCES);
- // NOTE: We assume the additions are performed consecutively, without removals in the middle
- GlzDrawableInstanceItem *ret = glz_drawable->instances_pool + glz_drawable->instances_count;
- glz_drawable->instances_count++;
-
- ring_item_init(&ret->free_link);
- ring_item_init(&ret->glz_link);
- ring_add(&glz_drawable->instances, &ret->glz_link);
- ret->context = NULL;
- ret->glz_drawable = glz_drawable;
-
- return ret;
-}
-
-static const LzImageType bitmap_fmt_to_lz_image_type[] = {
- LZ_IMAGE_TYPE_INVALID,
- LZ_IMAGE_TYPE_PLT1_LE,
- LZ_IMAGE_TYPE_PLT1_BE,
- LZ_IMAGE_TYPE_PLT4_LE,
- LZ_IMAGE_TYPE_PLT4_BE,
- LZ_IMAGE_TYPE_PLT8,
- LZ_IMAGE_TYPE_RGB16,
- LZ_IMAGE_TYPE_RGB24,
- LZ_IMAGE_TYPE_RGB32,
- LZ_IMAGE_TYPE_RGBA,
- LZ_IMAGE_TYPE_A8
-};
-
-#define MIN_GLZ_SIZE_FOR_ZLIB 100
-
-static int dcc_compress_image_glz(EncodersData *enc,
- SpiceImage *dest, SpiceBitmap *src, Drawable *drawable,
- compress_send_data_t* o_comp_data,
- gboolean enable_zlib_glz_wrap,
- stat_info_t *glz_stats,
- stat_info_t *zlib_glz_stats)
-{
- stat_start_time_t start_time;
- stat_start_time_init(&start_time, zlib_glz_stats);
- spice_assert(bitmap_fmt_is_rgb(src->format));
- GlzData *glz_data = &enc->glz_data;
- ZlibData *zlib_data;
- LzImageType type = bitmap_fmt_to_lz_image_type[src->format];
- RedGlzDrawable *glz_drawable;
- GlzDrawableInstanceItem *glz_drawable_instance;
- int glz_size;
- int zlib_size;
-
-#ifdef COMPRESS_DEBUG
- spice_info("LZ global compress fmt=%d", src->format);
-#endif
-
- encoder_data_init(&glz_data->data);
-
- glz_drawable = get_glz_drawable(enc, drawable);
- glz_drawable_instance = add_glz_drawable_instance(glz_drawable);
-
- glz_data->data.u.lines_data.chunks = src->data;
- glz_data->data.u.lines_data.stride = src->stride;
- glz_data->data.u.lines_data.next = 0;
- glz_data->data.u.lines_data.reverse = 0;
-
- glz_size = glz_encode(enc->glz, type, src->x, src->y,
- (src->flags & SPICE_BITMAP_FLAGS_TOP_DOWN), NULL, 0,
- src->stride, glz_data->data.bufs_head->buf.bytes,
- sizeof(glz_data->data.bufs_head->buf),
- glz_drawable_instance,
- &glz_drawable_instance->context);
-
- stat_compress_add(glz_stats, start_time, src->stride * src->y, glz_size);
-
- if (!enable_zlib_glz_wrap || (glz_size < MIN_GLZ_SIZE_FOR_ZLIB)) {
- goto glz;
- }
- stat_start_time_init(&start_time, zlib_glz_stats);
- zlib_data = &enc->zlib_data;
-
- encoder_data_init(&zlib_data->data);
-
- zlib_data->data.u.compressed_data.next = glz_data->data.bufs_head;
- zlib_data->data.u.compressed_data.size_left = glz_size;
-
- zlib_size = zlib_encode(enc->zlib, enc->zlib_level,
- glz_size, zlib_data->data.bufs_head->buf.bytes,
- sizeof(zlib_data->data.bufs_head->buf));
-
- // the compressed buffer is bigger than the original data
- if (zlib_size >= glz_size) {
- encoder_data_reset(&zlib_data->data);
- goto glz;
- } else {
- encoder_data_reset(&glz_data->data);
- }
-
- dest->descriptor.type = SPICE_IMAGE_TYPE_ZLIB_GLZ_RGB;
- dest->u.zlib_glz.glz_data_size = glz_size;
- dest->u.zlib_glz.data_size = zlib_size;
-
- o_comp_data->comp_buf = zlib_data->data.bufs_head;
- o_comp_data->comp_buf_size = zlib_size;
-
- stat_compress_add(zlib_glz_stats, start_time, glz_size, zlib_size);
- return TRUE;
-glz:
- dest->descriptor.type = SPICE_IMAGE_TYPE_GLZ_RGB;
- dest->u.lz_rgb.data_size = glz_size;
-
- o_comp_data->comp_buf = glz_data->data.bufs_head;
- o_comp_data->comp_buf_size = glz_size;
-
- return TRUE;
-}
-
#define MIN_DIMENSION_TO_QUIC 3
/**
* quic doesn't handle:
--
2.7.4
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