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tight: Fix problems found while testing

tight-encoder-v2
Andri Yngvason 2020-07-08 18:51:18 +00:00
parent ad11276c4f
commit 6124b65d6f
1 changed files with 27 additions and 26 deletions
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53
src/tight-encoder-v2.c
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@ -27,7 +27,7 @@
#define TSL 64 /* Tile Side Length */
#define MAX_TILE_SIZE (2 * (TSL * TSL * 4 + sizeof(struct rfb_server_fb_rect)))
#define MAX_TILE_SIZE (2 * TSL * TSL * 4)
enum tight_tile_state {
TIGHT_TILE_READY = 0,
@ -39,6 +39,7 @@ struct tight_tile {
enum tight_tile_state state;
struct tight_encoder_v2* parent;
size_t size;
uint8_t type;
char buffer[MAX_TILE_SIZE];
};
@ -138,18 +139,13 @@ static int tight_apply_damage(struct tight_encoder_v2* self,
return n_damaged;
}
static void tight_encode_size(struct tight_tile* tile)
static void tight_encode_size(struct vec* dst, size_t size)
{
size_t size = tile->size;
tile->buffer[tile->size++] = (size & 0x7f) | ((size >= 128) << 7);
vec_fast_append_8(dst, (size & 0x7f) | ((size >= 128) << 7));
if (size >= 128)
tile->buffer[tile->size++] =
((size >> 7) & 0x7f) | ((size >= 16384) << 7);
vec_fast_append_8(dst, ((size >> 7) & 0x7f) | ((size >= 16384) << 7));
if (size >= 16384)
tile->buffer[tile->size++] = (size >> 14) & 0xff;
vec_fast_append_8(dst, (size >> 14) & 0xff);
}
static int calc_bytes_per_cpixel(const struct rfb_pixel_format* fmt)
@ -222,28 +218,17 @@ static void tight_encode_tile_basic(struct tight_encoder_v2* self,
struct tight_tile* tile)
{
intptr_t index = ((intptr_t)tile - (intptr_t)self->grid) / sizeof(*tile);
uint32_t gx = index % self->width;
uint32_t gy = index / self->width;
uint32_t gx = index % self->grid_width;
uint32_t gy = index / self->grid_width;
uint32_t x = gx * TSL;
uint32_t y_start = gy * TSL;
struct rfb_server_fb_rect rect = {
.encoding = htonl(RFB_ENCODING_TIGHT),
.x = htons(x),
.y = htons(y_start),
.width = htons(TSL),
.height = htons(TSL),
};
tile->size = sizeof(rect);
memcpy(tile->buffer, &rect, sizeof(rect));
// TODO Figure out of way to postpone job instead of blocking
int zs_index = tight_acquire_zstream(self);
z_stream* zs = &self->zs[zs_index];
tile->buffer[tile->size++] = TIGHT_BASIC | TIGHT_STREAM(zs_index);
tile->type = TIGHT_BASIC | TIGHT_STREAM(zs_index);
int bytes_per_cpixel = calc_bytes_per_cpixel(self->dfmt);
assert(bytes_per_cpixel <= 4);
@ -252,6 +237,7 @@ static void tight_encode_tile_basic(struct tight_encoder_v2* self,
uint32_t* addr = nvnc_fb_get_addr(self->fb);
uint32_t stride = nvnc_fb_get_width(self->fb);
// TODO: Limit width and hight to the sides
for (uint32_t y = y_start; y < y_start + TSL; ++y) {
void* img = addr + x + y * stride;
pixel32_to_cpixel(row, self->dfmt, img, self->sfmt,
@ -263,14 +249,14 @@ static void tight_encode_tile_basic(struct tight_encoder_v2* self,
abort();
}
tight_encode_size(tile);
tight_release_zstream(self, zs_index);
}
static void tight_encode_tile(struct tight_encoder_v2* self,
struct tight_tile* tile)
{
tile->size = 0;
tight_encode_tile_basic(self, tile);
//TODO Jpeg
}
@ -289,6 +275,18 @@ static void tight_finish_tile(struct tight_encoder_v2* self, uint32_t x,
uint32_t y)
{
struct tight_tile* tile = tight_tile(self, x, y);
struct rfb_server_fb_rect rect = {
.encoding = htonl(RFB_ENCODING_TIGHT),
.x = htons(x * TSL),
.y = htons(y * TSL),
.width = htons(TSL),
.height = htons(TSL),
};
vec_append(self->dst, &rect, sizeof(rect));
vec_append(self->dst, &tile->type, sizeof(tile->type));
tight_encode_size(self->dst, tile->size);
vec_append(self->dst, tile->buffer, tile->size);
tile->state = TIGHT_TILE_READY;
}
@ -330,6 +328,9 @@ static int tight_schedule_encode_tile(struct tight_encoder_v2* self,
{
struct tight_tile* tile = tight_tile(self, x, y);
if (tile->state != TIGHT_TILE_DAMAGED)
return 0;
struct aml_work* work = aml_work_new(do_encode_tile,
on_encode_tile_done, tile, NULL);
if (!work)