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tight2: Refactor so that zlib streams are always in order

tight-encoder-v2
Andri Yngvason 2020-07-08 20:44:58 +00:00
parent 6310401aef
commit e941462fb2
1 changed files with 18 additions and 32 deletions
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50
src/tight-encoder-v2.c
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@ -249,7 +249,6 @@ static void tight_encode_tile_basic(struct tight_encoder_v2* self,
abort();
}
tight_release_zstream(self, zs_index);
}
static void tight_encode_tile(struct tight_encoder_v2* self,
@ -271,10 +270,21 @@ static int tight_encode_rect_count(struct tight_encoder_v2* self)
return vec_append(self->dst, &msg, sizeof(msg));
}
static void tight_finish_tile(struct tight_encoder_v2* self, uint32_t x,
uint32_t y)
static void do_encode_tile(void* obj)
{
struct tight_tile* tile = tight_tile(self, x, y);
struct tight_tile* tile = aml_get_userdata(obj);
struct tight_encoder_v2* self = tile->parent;
tight_encode_tile(self, tile);
}
static void on_encode_tile_done(void* obj)
{
struct tight_tile* tile = aml_get_userdata(obj);
struct tight_encoder_v2* self = tile->parent;
intptr_t index = ((intptr_t)tile - (intptr_t)self->grid) / sizeof(*tile);
uint32_t x = index % self->grid_width;
uint32_t y = index / self->grid_width;
struct rfb_server_fb_rect rect = {
.encoding = htonl(RFB_ENCODING_TIGHT),
@ -289,37 +299,11 @@ static void tight_finish_tile(struct tight_encoder_v2* self, uint32_t x,
tight_encode_size(self->dst, tile->size);
vec_append(self->dst, tile->buffer, tile->size);
tile->state = TIGHT_TILE_READY;
}
static void tight_finish_frame(struct tight_encoder_v2* self)
{
tight_encode_rect_count(self);
for (uint32_t y = 0; y < self->grid_height; ++y)
for (uint32_t x = 0; x < self->grid_width; ++x)
if (tight_tile(self, x, y)->state == TIGHT_TILE_ENCODED)
tight_finish_tile(self, x, y);
}
static void do_encode_tile(void* obj)
{
struct tight_tile* tile = aml_get_userdata(obj);
struct tight_encoder_v2* self = tile->parent;
tight_encode_tile(self, tile);
}
static void on_encode_tile_done(void* obj)
{
struct tight_tile* tile = aml_get_userdata(obj);
struct tight_encoder_v2* self = tile->parent;
tile->state = TIGHT_TILE_ENCODED;
tight_release_zstream(self, (tile->type >> 4) & 3);
pthread_mutex_lock(&self->wait_mutex);
if (--self->n_jobs == 0) {
tight_finish_frame(self);
if (--self->n_jobs == 0)
pthread_cond_signal(&self->wait_cond);
}
pthread_mutex_unlock(&self->wait_mutex);
}
@ -371,6 +355,8 @@ int tight_encode_frame_v2(struct tight_encoder_v2* self, struct vec* dst,
if (self->n_rects == 0)
return 0;
tight_encode_rect_count(self);
if (tight_schedule_encoding_jobs(self) < 0)
return -1;