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VRG: test sender - send back RenderPacket

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+ use requested width/height from received RenderPacket
This commit is contained in:
Martin Pulec
2021-05-03 13:42:16 +02:00
parent 4fc9590a4f
commit f0fb17362b
2 changed files with 37 additions and 6 deletions
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2
README.md
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@@ -13,7 +13,7 @@ header is `libug.h` (in _src/_).
### Compile
cc -Isrc -o test_sender test_libug_sender.c -Llib -lug
cc -Isrc -o test_sender test_libug_sender.c -Llib -lug -pthread
### Run

41
test_libug_sender.c
View File

@@ -4,6 +4,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <threads.h>
#include <time.h>
#include <libug.h>
@@ -14,9 +15,17 @@
#define DEFAULT_HEIGHT 1080
#define FPS 30.0
struct sender_data {
struct RenderPacket pkt;
mtx_t lock;
};
static void render_packet_received_callback(void *udata, struct RenderPacket *pkt) {
(void) udata;
struct sender_data *s = udata;
printf("Received RenderPacket: %p\n", pkt);
mtx_lock(&s->lock);
memcpy(&s->pkt, pkt, sizeof(struct RenderPacket));
mtx_unlock(&s->lock);
}
static void usage(const char *progname) {
@@ -33,7 +42,12 @@ static void usage(const char *progname) {
#define MIN(a, b) (((a) < (b))? (a): (b))
#define MAX(a, b) (((a) > (b))? (a): (b))
static void fill(unsigned char *data, int width, int height, libug_pixfmt_t pixfmt) {
static void fill(unsigned char **buf_p, int width, int height, libug_pixfmt_t pixfmt) {
assert(width > 0 && height > 0);
free(*buf_p);
size_t len = (width + 768) * height * 4;
char *data = malloc(len);
*buf_p = data;
assert(pixfmt == UG_RGBA);
for (int y = 0; y < height; ++y) {
for (int x = 0; x < width; ++x) {
@@ -46,11 +60,12 @@ static void fill(unsigned char *data, int width, int height, libug_pixfmt_t pixf
}
int main(int argc, char *argv[]) {
struct sender_data data = { 0 };
struct ug_sender_parameters init_params = { 0 };
init_params.receiver = "localhost";
init_params.compression = UG_UNCOMPRESSED;
init_params.rprc = render_packet_received_callback;
init_params.rprc_udata = NULL; // not used by render_packet_received_callback()
init_params.rprc_udata = &data;
bool disable_strips = false;
int width = DEFAULT_WIDTH;
int height = DEFAULT_HEIGHT;
@@ -96,18 +111,33 @@ int main(int argc, char *argv[]) {
}
}
int ret = mtx_init(&data.lock, mtx_plain);
if (ret != thrd_success) {
perror("mtx_init");
return 1;
}
struct ug_sender *s = ug_sender_init(&init_params);
if (!s) {
return 1;
}
time_t t0 = time(NULL);
size_t len = width * height * 4;
unsigned char *test = malloc(len + 768 * width * 4);
fill(test, width, height + 768, UG_RGBA);
fill(&test, width, height, UG_RGBA);
uint32_t frames = 0;
uint32_t frames_last = 0;
while (1) {
struct RenderPacket pkt = { .frame = frames };
struct RenderPacket pkt;
mtx_lock(&data.lock);
memcpy(&pkt, &data.pkt, sizeof pkt);
mtx_unlock(&data.lock);
if (pkt.pix_width_eye != 0 && pkt.pix_height_eye != 0 && width != pkt.pix_width_eye && height != pkt.pix_height_eye) {
width = pkt.pix_width_eye;
height = pkt.pix_height_eye;
fill(&test, width, height, UG_RGBA);
}
ug_send_frame(s, (char *) test + width * 4 * (frames % 768), UG_RGBA, width, height, &pkt);
frames += 1;
time_t seconds = time(NULL) - t0;
@@ -121,5 +151,6 @@ int main(int argc, char *argv[]) {
free(test);
ug_sender_done(s);
mtx_destroy(&data.lock);
}