Bump version: 0.40 → 0.41

always use ijg
updated readme
2026-02-19 16:26:30 +00:00 · 2018-11-12 11:37:09 +03:00 · 2018-11-12 11:36:56 +03:00 · 2018-11-12 11:02:53 +03:00 · 2018-11-09 22:42:24 +03:00 · 2018-11-09 22:42:07 +03:00
22 changed files with 281 additions and 166 deletions
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,7 +1,7 @@
 [bumpversion]
 commit = True
 tag = True
-current_version = 0.28
+current_version = 0.41
 parse = (?P<major>\d+)\.(?P<minor>\d+)(\.(?P<patch>\d+)(\-(?P<release>[a-z]+))?)?
 serialize = 
 	{major}.{minor}
--- a/6
+++ b/6
@@ -29,8 +29,8 @@ install: $(PROG)


 regen:
-	tools/make-jpeg-h.py src/data/blank.jpeg src/data/blank.h BLANK 640 480
-	tools/make-html-h.py src/data/index.html src/data/html_index.h HTML_INDEX_PAGE
+	tools/make-jpeg-h.py src/data/blank.jpeg src/data/blank_jpeg.h BLANK 640 480
+	tools/make-html-h.py src/data/index.html src/data/index_html.h HTML_INDEX_PAGE


 $(PROG): $(OBJECTS)
@@ -57,7 +57,7 @@ push:
 	git push
 	git push --tags

-
+clean-all: clean
 clean:
 	rm -f src/*.o src/{jpeg,omx}/*.o vgcore.* $(PROG)
 	rm -rf pkg src/$(PROG)-* src/v*.tar.gz v*.tar.gz $(PROG)-*.pkg.tar.xz
--- a/2
+++ b/2
@@ -3,7 +3,7 @@


 pkgname=ustreamer
-pkgver=0.28
+pkgver=0.41
 pkgrel=1
 pkgdesc="Lightweight and fast MJPG-HTTP streamer"
 url="https://github.com/pi-kvm/ustreamer"
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ The recommended way of running µStreamer with [Auvidea B101](https://www.raspbe
 $ ./ustreamer \
    --format=uyvy \ # Device input format
    --encoder=omx \ # Hardware encoding with OpenMAX
-    --dv-timings \ # use DV-timings
+    --dv-timings \ # Use DV-timings
    --quality=20 \ # OpenMAX has a non-linear quality scale
    --drop-same-frames=30 # Save that traffic
 ```
--- a/src/config.h
+++ b/src/config.h
@@ -21,4 +21,4 @@

 #pragma once

-#define VERSION "0.28"
+#define VERSION "0.41"
--- a/src/data/blank_jpeg.h
+++ b/src/data/blank_jpeg.h
--- a/src/data/index.html
+++ b/src/data/index.html
@@ -2,7 +2,7 @@

 <html>
 <head>
-	<meta charset=\"utf-8\">
+	<meta charset="utf-8" />
 	<title>uStreamer</title>
 </head>

@@ -11,29 +11,42 @@
 	<hr>
 	<ul>
 		<li>
-			<a href=\"/ping\"><b>/ping</b></a><br>
+			<a href="/state"><b><samp>/state</samp></b></a><br>
 			Get JSON structure with state of the server.
 		</li>
 		<br>
 		<li>
-			<a href=\"/snapshot\"><b>/snapshot</b></a><br>
-			Get a current actual image from server.
+			<a href="/snapshot"><b><samp>/snapshot</samp></b></a><br>
+			Get a current actual image from the server.
 		</li>
 		<br>
 		<li>
-			<a href=\"/stream\"><b>/stream</b></a><br>
+			<a href="/stream"><b><samp>/stream</samp></b></a><br>
 			Get a live stream. Query params:<br>
 			<br>
 			<ul>
 				<li>
-					<i>extra_headers=1</i><br>
-					Add X-UStreamer-* headers to /stream handle (like on <a href=\"/snapshot\">/snapshot</a>).
+					<b><samp>key=abc123</samp></b><br>
+					User-defined key, which is part of cookie <samp>stream_client</samp>, which allows<br>
+					the stream client to determine its identifier and view statistics using <a href="/state"><samp>/state</samp></a>.
 				</li>
 				<br>
 				<li>
-					<i>advance_headers=1</i><br>
+					<b><samp>extra_headers=1</samp></b><br>
+					Add <samp>X-UStreamer-*</samp> headers to /stream handle (like on <a href="/snapshot"><samp>/snapshot</samp></a>).
+				</li>
+				<br>
+				<li>
+					<b><samp>advance_headers=1</samp></b><br>
 					Enable workaround for Chromium/Blink
-					<a href=\"https://bugs.chromium.org/p/chromium/issues/detail?id=527446\">Bug #527446</a>.
+					<a href="https://bugs.chromium.org/p/chromium/issues/detail?id=527446">Bug #527446</a>.
+				</li>
+				<br>
+				<li>
+					<b><samp>dual_final_frames=1</samp></b><br>
+					Enable workaround for Safari/WebKit bug when using option <samp>--drop-same-frames</samp>.<br>
+					Without this option, when the frame series is completed, WebKit-based browsers<br>
+					renders the last frame with a delay.
 				</li>
 			</ul>
 		</li>
@@ -41,6 +54,6 @@
 	</ul>
 	<br>
 	<hr>
-	<a href=\"https://github.com/pi-kvm/ustreamer\">Sources &amp; docs</a>
+	<a href="https://github.com/pi-kvm/ustreamer">Sources &amp; docs</a>
 </body>
 </html>
--- a/src/data/index_html.h
+++ b/src/data/index_html.h
@@ -29,7 +29,7 @@ const char *HTML_INDEX_PAGE = " \
 	\
 	<html> \
 	<head> \
-		<meta charset=\"utf-8\"> \
+		<meta charset=\"utf-8\" /> \
 		<title>uStreamer</title> \
 	</head> \
 	\
@@ -38,30 +38,43 @@ const char *HTML_INDEX_PAGE = " \
 		<hr> \
 		<ul> \
 			<li> \
-				<a href=\"/ping\"><b>/ping</b></a><br> \
+				<a href=\"/state\"><b><samp>/state</samp></b></a><br> \
 				Get JSON structure with state of the server. \
 			</li> \
 			<br> \
 			<li> \
-				<a href=\"/snapshot\"><b>/snapshot</b></a><br> \
-				Get a current actual image from server. \
+				<a href=\"/snapshot\"><b><samp>/snapshot</samp></b></a><br> \
+				Get a current actual image from the server. \
 			</li> \
 			<br> \
 			<li> \
-				<a href=\"/stream\"><b>/stream</b></a><br> \
+				<a href=\"/stream\"><b><samp>/stream</samp></b></a><br> \
 				Get a live stream. Query params:<br> \
 				<br> \
 				<ul> \
 					<li> \
-						<i>extra_headers=1</i><br> \
-						Add X-UStreamer-* headers to /stream handle (like on <a href=\"/snapshot\">/snapshot</a>). \
+						<b><samp>key=abc123</samp></b><br> \
+						User-defined key, which is part of cookie <samp>stream_client</samp>, which allows<br> \
+						the stream client to determine its identifier and view statistics using <a href=\"/state\"><samp>/state</samp></a>. \
 					</li> \
 					<br> \
 					<li> \
-						<i>advance_headers=1</i><br> \
+						<b><samp>extra_headers=1</samp></b><br> \
+						Add <samp>X-UStreamer-*</samp> headers to /stream handle (like on <a href=\"/snapshot\"><samp>/snapshot</samp></a>). \
+					</li> \
+					<br> \
+					<li> \
+						<b><samp>advance_headers=1</samp></b><br> \
 						Enable workaround for Chromium/Blink \
 						<a href=\"https://bugs.chromium.org/p/chromium/issues/detail?id=527446\">Bug #527446</a>. \
 					</li> \
+					<br> \
+					<li> \
+						<b><samp>dual_final_frames=1</samp></b><br> \
+						Enable workaround for Safari/WebKit bug when using option <samp>--drop-same-frames</samp>.<br> \
+						Without this option, when the frame series is completed, WebKit-based browsers<br> \
+						renders the last frame with a delay. \
+					</li> \
 				</ul> \
 			</li> \
 			<br> \
--- a/src/device.c
+++ b/src/device.c
@@ -84,7 +84,6 @@ struct device_t *device_init() {
 	dev->standard = V4L2_STD_UNKNOWN;
 	dev->n_buffers = max_u(sysconf(_SC_NPROCESSORS_ONLN), 1) + 1;
 	dev->n_workers = dev->n_buffers;
-	dev->soft_fps = 30;
 	dev->timeout = 1;
 	dev->error_delay = 1;
 	dev->run = run;
@@ -138,8 +137,6 @@ int device_open(struct device_t *dev) {
 	}
 	_device_open_alloc_picbufs(dev);

-	dev->run->n_workers = dev->n_workers;
-
 	LOG_DEBUG("Device fd=%d initialized", dev->run->fd);
 	return 0;

--- a/src/device.h
+++ b/src/device.h
@@ -72,8 +72,7 @@ struct device_t {
 	bool			dv_timings;
 	unsigned		n_buffers;
 	unsigned		n_workers;
-	unsigned		soft_fps;
-	unsigned		every_frame;
+	unsigned		desired_fps;
 	unsigned		min_frame_size;
 	bool			persistent;
 	unsigned		timeout;
--- a/src/encoder.c
+++ b/src/encoder.c
@@ -54,7 +54,11 @@ struct encoder_t *encoder_init() {
 	return encoder;
 }

-void encoder_prepare(struct encoder_t *encoder) {
+#pragma GCC diagnostic ignored "-Wunused-parameter"
+#pragma GCC diagnostic push
+void encoder_prepare(struct encoder_t *encoder, struct device_t *dev) {
+#pragma GCC diagnostic pop
+
 	assert(encoder->type != ENCODER_TYPE_UNKNOWN);

 	if (encoder->type != ENCODER_TYPE_CPU) {
@@ -65,8 +69,20 @@ void encoder_prepare(struct encoder_t *encoder) {

 #	ifdef OMX_ENCODER
 	if (encoder->type == ENCODER_TYPE_OMX) {
-		if ((encoder->omx = omx_encoder_init()) == NULL) {
-			goto use_fallback;
+		if (dev->n_workers > OMX_MAX_ENCODERS) {
+			LOG_INFO(
+				"OMX-based encoder can only work with %u worker threads; forced --workers=%u",
+				OMX_MAX_ENCODERS, OMX_MAX_ENCODERS
+			);
+			dev->n_workers = OMX_MAX_ENCODERS;
+		}
+		encoder->n_omxs = dev->n_workers;
+
+		A_CALLOC(encoder->omxs, encoder->n_omxs);
+		for (unsigned index = 0; index < encoder->n_omxs; ++index) {
+			if ((encoder->omxs[index] = omx_encoder_init()) == NULL) {
+				goto use_fallback;
+			}
 		}
 	}
 #	endif
@@ -83,8 +99,13 @@ void encoder_prepare(struct encoder_t *encoder) {

 void encoder_destroy(struct encoder_t *encoder) {
 #	ifdef OMX_ENCODER
-	if (encoder->omx) {
-		omx_encoder_destroy(encoder->omx);
+	if (encoder->omxs) {
+		for (unsigned index = 0; index < encoder->n_omxs; ++index) {
+			if (encoder->omxs[index]) {
+				omx_encoder_destroy(encoder->omxs[index]);
+			}
+		}
+		free(encoder->omxs);
 	}
 #	endif
 	free(encoder);
@@ -101,18 +122,16 @@ enum encoder_type_t encoder_parse_type(const char *const str) {

 #pragma GCC diagnostic ignored "-Wunused-parameter"
 #pragma GCC diagnostic push
-void encoder_prepare_for_device(struct encoder_t *encoder, struct device_t *dev) {
+void encoder_prepare_live(struct encoder_t *encoder, struct device_t *dev) {
 	assert(encoder->type != ENCODER_TYPE_UNKNOWN);

 #pragma GCC diagnostic pop
 #	ifdef OMX_ENCODER
 	if (encoder->type == ENCODER_TYPE_OMX) {
-		if (omx_encoder_prepare_for_device(encoder->omx, dev, encoder->quality, encoder->omx_use_ijg) < 0) {
-			goto use_fallback;
-		}
-		if (dev->run->n_workers > 1) {
-			LOG_INFO("OMX encoder can only work with one worker thread; forcing n_workers to 1");
-			dev->run->n_workers = 1;
+		for (unsigned index = 0; index < encoder->n_omxs; ++index) {
+			if (omx_encoder_prepare_live(encoder->omxs[index], dev, encoder->quality) < 0) {
+				goto use_fallback;
+			}
 		}
 	}
 #	endif
@@ -124,28 +143,28 @@ void encoder_prepare_for_device(struct encoder_t *encoder, struct device_t *dev)
 	use_fallback:
 		LOG_ERROR("Can't prepare selected encoder, falling back to CPU");
 		encoder->type = ENCODER_TYPE_CPU;
-		dev->run->n_workers = dev->n_workers;
 #	pragma GCC diagnostic pop
 }

-int encoder_compress_buffer(struct encoder_t *encoder, struct device_t *dev, const unsigned index) {
+#pragma GCC diagnostic ignored "-Wunused-label"
+#pragma GCC diagnostic push
+int encoder_compress_buffer(struct encoder_t *encoder, struct device_t *dev,
+	const unsigned worker_number, const unsigned buf_index) {
+#pragma GCC diagnostic pop
+
 	assert(encoder->type != ENCODER_TYPE_UNKNOWN);

-	dev->run->pictures[index].encode_begin_time = get_now_monotonic();
-
 	if (encoder->type == ENCODER_TYPE_CPU) {
-		jpeg_encoder_compress_buffer(dev, index, encoder->quality);
+		jpeg_encoder_compress_buffer(dev, buf_index, encoder->quality);
 	}
 #	ifdef OMX_ENCODER
 	else if (encoder->type == ENCODER_TYPE_OMX) {
-		if (omx_encoder_compress_buffer(encoder->omx, dev, index) < 0) {
+		if (omx_encoder_compress_buffer(encoder->omxs[worker_number], dev, buf_index) < 0) {
 			goto error;
 		}
 	}
 #	endif

-	dev->run->pictures[index].encode_end_time = get_now_monotonic();
-
 	return 0;

 #	pragma GCC diagnostic ignored "-Wunused-label"
@@ -153,7 +172,6 @@ int encoder_compress_buffer(struct encoder_t *encoder, struct device_t *dev, con
 	error:
 		LOG_INFO("HW compressing error, falling back to CPU");
 		encoder->type = ENCODER_TYPE_CPU;
-		dev->run->n_workers = dev->n_workers;
 		return -1;
 #	pragma GCC diagnostic pop
 }
--- a/src/encoder.h
+++ b/src/encoder.h
@@ -48,8 +48,8 @@ struct encoder_t {
 	enum encoder_type_t		type;
 	unsigned				quality;
 #ifdef OMX_ENCODER
-	bool					omx_use_ijg;
-	struct omx_encoder_t	*omx;
+	unsigned				n_omxs;
+	struct omx_encoder_t	**omxs;
 #endif
 };

@@ -59,6 +59,8 @@ void encoder_destroy(struct encoder_t *encoder);

 enum encoder_type_t encoder_parse_type(const char *const str);

-void encoder_prepare(struct encoder_t *encoder);
-void encoder_prepare_for_device(struct encoder_t *encoder, struct device_t *dev);
-int encoder_compress_buffer(struct encoder_t *encoder, struct device_t *dev, const unsigned index);
+void encoder_prepare(struct encoder_t *encoder, struct device_t *dev);
+void encoder_prepare_live(struct encoder_t *encoder, struct device_t *dev);
+
+int encoder_compress_buffer(struct encoder_t *encoder, struct device_t *dev,
+	const unsigned worker_number, const unsigned buf_index);
--- a/src/http.c
+++ b/src/http.c
@@ -43,14 +43,15 @@
 #include "stream.h"
 #include "http.h"

-#include "data/html_index.h"
-#include "data/blank.h"
+#include "data/index_html.h"
+#include "data/blank_jpeg.h"


 static bool _http_get_param_true(struct evkeyvalq *params, const char *key);
+static char *_http_get_param_uri(struct evkeyvalq *params, const char *key);

 static void _http_callback_root(struct evhttp_request *request, void *arg);
-static void _http_callback_ping(struct evhttp_request *request, void *v_server);
+static void _http_callback_state(struct evhttp_request *request, void *v_server);
 static void _http_callback_snapshot(struct evhttp_request *request, void *v_server);

 static void _http_callback_stream(struct evhttp_request *request, void *v_server);
@@ -58,7 +59,7 @@ static void _http_callback_stream_write(struct bufferevent *buf_event, void *v_c
 static void _http_callback_stream_error(struct bufferevent *buf_event, short what, void *v_ctx);

 static void _http_exposed_refresh(int fd, short event, void *v_server);
-static void _http_queue_send_stream(struct http_server_t *server, const bool updated);
+static void _http_queue_send_stream(struct http_server_t *server, const bool stream_updated, const bool picture_updated);

 static bool _expose_new_picture(struct http_server_t *server);
 static bool _expose_blank_picture(struct http_server_t *server);
@@ -90,7 +91,7 @@ struct http_server_t *http_server_init(struct stream_t *stream) {
 	evhttp_set_allowed_methods(run->http, EVHTTP_REQ_GET|EVHTTP_REQ_HEAD);

 	assert(!evhttp_set_cb(run->http, "/", _http_callback_root, NULL));
-	assert(!evhttp_set_cb(run->http, "/ping", _http_callback_ping, (void *)server));
+	assert(!evhttp_set_cb(run->http, "/state", _http_callback_state, (void *)server));
 	assert(!evhttp_set_cb(run->http, "/snapshot", _http_callback_snapshot, (void *)server));
 	assert(!evhttp_set_cb(run->http, "/stream", _http_callback_stream, (void *)server));

@@ -117,7 +118,11 @@ int http_server_listen(struct http_server_t *server) {
 	struct timeval refresh_interval;

 	refresh_interval.tv_sec = 0;
-	refresh_interval.tv_usec = 1000000 / (server->run->stream->dev->soft_fps * 2);
+	if (server->run->stream->dev->desired_fps > 0) {
+		refresh_interval.tv_usec = 1000000 / (server->run->stream->dev->desired_fps * 2);
+	} else {
+		refresh_interval.tv_usec = 16000; // ~60fps
+	}
 	assert((server->run->refresh = event_new(server->run->base, -1, EV_PERSIST, _http_exposed_refresh, server)));
 	assert(!event_add(server->run->refresh, &refresh_interval));

@@ -157,6 +162,15 @@ static bool _http_get_param_true(struct evkeyvalq *params, const char *key) {
 	return false;
 }

+static char *_http_get_param_uri(struct evkeyvalq *params, const char *key) {
+	const char *value_str;
+
+	if ((value_str = evhttp_find_header(params, key)) != NULL) {
+		return evhttp_encode_uri(value_str);
+	}
+	return NULL;
+}
+
 #define ADD_HEADER(_key, _value) \
 	assert(!evhttp_add_header(evhttp_request_get_output_headers(request), _key, _value))

@@ -179,7 +193,7 @@ static void _http_callback_root(struct evhttp_request *request, UNUSED void *arg
 	evbuffer_free(buf);
 }

-static void _http_callback_ping(struct evhttp_request *request, void *v_server) {
+static void _http_callback_state(struct evhttp_request *request, void *v_server) {
 	struct http_server_t *server = (struct http_server_t *)v_server;
 	struct evbuffer *buf;

@@ -187,27 +201,31 @@ static void _http_callback_ping(struct evhttp_request *request, void *v_server)

 	assert((buf = evbuffer_new()));
 	assert(evbuffer_add_printf(buf,
-		"{\"source\": {\"resolution\": {\"width\": %u, \"height\": %u},"
-		" \"online\": %s, \"quality\": %u, \"captured_fps\": %u},"
-		" \"stream\": {\"queued_fps\": %u,  \"clients\": %u, \"clients_stat\": {",
+		"{\"ok\": true, \"result\":"
+		" {\"source\": {\"resolution\": {\"width\": %u, \"height\": %u},"
+		" \"online\": %s, \"quality\": %u, \"desired_fps\": %u, \"captured_fps\": %u},"
+		" \"stream\": {\"queued_fps\": %u, \"clients\": %u, \"clients_stat\": {",
 		(server->fake_width ? server->fake_width : server->run->exposed->width),
 		(server->fake_height ? server->fake_height : server->run->exposed->height),
-		(server->run->exposed->online ? "true" : "false"),
+		bool_to_string(server->run->exposed->online),
 		server->run->stream->encoder->quality,
+		server->run->stream->dev->desired_fps,
 		server->run->exposed->captured_fps,
 		server->run->exposed->queued_fps,
 		server->run->stream_clients_count
 	));
 	for (struct stream_client_t * client = server->run->stream_clients; client != NULL; client = client->next) {
 		assert(evbuffer_add_printf(buf,
-			"\"%s\": {\"fps\": %u, \"advance_headers\": %s}%s",
+			"\"%s\": {\"fps\": %u, \"extra_headers\": %s, \"advance_headers\": %s, \"dual_final_frames\": %s}%s",
 			client->id,
 			client->fps,
-			(client->advance_headers ? "true" : "false"),
+			bool_to_string(client->extra_headers),
+			bool_to_string(client->advance_headers),
+			bool_to_string(client->dual_final_frames),
 			(client->next ? ", " : "")
 		));
 	}
-	assert(evbuffer_add_printf(buf, "}}}"));
+	assert(evbuffer_add_printf(buf, "}}}}"));

 	ADD_HEADER("Content-Type", "application/json");
 	evhttp_send_reply(request, HTTP_OK, "OK", buf);
@@ -217,7 +235,7 @@ static void _http_callback_ping(struct evhttp_request *request, void *v_server)
 static void _http_callback_snapshot(struct evhttp_request *request, void *v_server) {
 	struct http_server_t *server = (struct http_server_t *)v_server;
 	struct evbuffer *buf;
-	char time_buf[64];
+	char header_buf[64];

 	PROCESS_HEAD_REQUEST;

@@ -232,11 +250,16 @@ static void _http_callback_snapshot(struct evhttp_request *request, void *v_serv
 	ADD_HEADER("Expires", "Mon, 3 Jan 2000 12:34:56 GMT");

 #	define ADD_TIME_HEADER(_key, _value) \
-		{ sprintf(time_buf, "%.06Lf", _value); ADD_HEADER(_key, time_buf); }
+		{ sprintf(header_buf, "%.06Lf", _value); ADD_HEADER(_key, header_buf); }
+
+#	define ADD_UNSIGNED_HEADER(_key, _value) \
+		{ sprintf(header_buf, "%u", _value); ADD_HEADER(_key, header_buf); }

 	ADD_TIME_HEADER("X-Timestamp", get_now_real());

-	ADD_HEADER("X-UStreamer-Online",					(EXPOSED(online) ? "true" : "false"));
+	ADD_HEADER("X-UStreamer-Online",					bool_to_string(EXPOSED(online)));
+	ADD_UNSIGNED_HEADER("X-UStreamer-Width",			EXPOSED(width));
+	ADD_UNSIGNED_HEADER("X-UStreamer-Height",			EXPOSED(height));
 	ADD_TIME_HEADER("X-UStreamer-Grab-Time",			EXPOSED(picture.grab_time));
 	ADD_TIME_HEADER("X-UStreamer-Encode-Begin-Time",	EXPOSED(picture.encode_begin_time));
 	ADD_TIME_HEADER("X-UStreamer-Encode-End-Time",		EXPOSED(picture.encode_end_time));
@@ -245,6 +268,7 @@ static void _http_callback_snapshot(struct evhttp_request *request, void *v_serv
 	ADD_TIME_HEADER("X-UStreamer-Expose-End-Time",		EXPOSED(expose_end_time));
 	ADD_TIME_HEADER("X-UStreamer-Send-Time",			get_now_monotonic());

+#	undef ADD_UNSUGNED_HEADER
 #	undef ADD_TIME_HEADER

 	ADD_HEADER("Content-Type", "image/jpeg");
@@ -284,8 +308,10 @@ static void _http_callback_stream(struct evhttp_request *request, void *v_server
 		client->need_first_frame = true;

 		evhttp_parse_query(evhttp_request_get_uri(request), &params);
+		client->key = _http_get_param_uri(&params, "key");
 		client->extra_headers = _http_get_param_true(&params, "extra_headers");
 		client->advance_headers = _http_get_param_true(&params, "advance_headers");
+		client->dual_final_frames = _http_get_param_true(&params, "dual_final_frames");
 		evhttp_clear_headers(&params);

 		uuid_generate(uuid);
@@ -304,8 +330,14 @@ static void _http_callback_stream(struct evhttp_request *request, void *v_server

 		evhttp_connection_get_peer(conn, &client_addr, &client_port);
 		LOG_INFO(
-			"HTTP: Registered the new stream client: [%s]:%u; id=%s; clients now: %u",
-			client_addr, client_port, client->id, server->run->stream_clients_count
+			"HTTP: Registered the new stream client: [%s]:%u; id=%s;"
+			" advance_headers=%s; dual_final_frames=%s; clients now: %u",
+			client_addr,
+			client_port,
+			client->id,
+			bool_to_string(client->advance_headers),
+			bool_to_string(client->dual_final_frames),
+			server->run->stream_clients_count
 		);

 		buf_event = evhttp_connection_get_bufferevent(conn);
@@ -366,10 +398,11 @@ static void _http_callback_stream_write(struct bufferevent *buf_event, void *v_c
 			"Cache-Control: no-store, no-cache, must-revalidate, pre-check=0, post-check=0, max-age=0" RN
 			"Pragma: no-cache" RN
 			"Expires: Mon, 3 Jan 2000 12:34:56 GMT" RN
-			"Set-Cookie: stream_client_id=%s; path=/; max-age=30" RN
+			"Set-Cookie: stream_client=%s/%s; path=/; max-age=30" RN
 			"Content-Type: multipart/x-mixed-replace;boundary=" BOUNDARY RN
 			RN
 			"--" BOUNDARY RN,
+			(client->key != NULL ? client->key : "0"),
 			client->id
 		));

@@ -395,6 +428,8 @@ static void _http_callback_stream_write(struct bufferevent *buf_event, void *v_c
 		if (client->extra_headers) {
 			assert(evbuffer_add_printf(buf,
 				"X-UStreamer-Online: %s" RN
+				"X-UStreamer-Width: %u" RN
+				"X-UStreamer-Height: %u" RN
 				"X-UStreamer-Client-FPS: %u" RN
 				"X-UStreamer-Grab-Time: %.06Lf" RN
 				"X-UStreamer-Encode-Begin-Time: %.06Lf" RN
@@ -404,7 +439,9 @@ static void _http_callback_stream_write(struct bufferevent *buf_event, void *v_c
 				"X-UStreamer-Expose-End-Time: %.06Lf" RN
 				"X-UStreamer-Send-Time: %.06Lf" RN
 				RN,
-				(EXPOSED(online) ? "true" : "false"),
+				bool_to_string(EXPOSED(online)),
+				EXPOSED(width),
+				EXPOSED(height),
 				client->fps,
 				EXPOSED(picture.grab_time),
 				EXPOSED(picture.encode_begin_time),
@@ -433,10 +470,10 @@ static void _http_callback_stream_write(struct bufferevent *buf_event, void *v_c
 	bufferevent_setcb(buf_event, NULL, NULL, _http_callback_stream_error, (void *)client);
 	bufferevent_enable(buf_event, EV_READ);

-#	undef BOUNDARY
-#	undef RN
-#	undef ADD_ADVANCE_HEADERS
 #	undef EXPOSED
+#	undef ADD_ADVANCE_HEADERS
+#	undef RN
+#	undef BOUNDARY
 }

 static void _http_callback_stream_error(UNUSED struct bufferevent *buf_event, UNUSED short what, void *v_client) {
@@ -467,10 +504,11 @@ static void _http_callback_stream_error(UNUSED struct bufferevent *buf_event, UN
 	if (client->next != NULL) {
 		client->next->prev = client->prev;
 	}
+	free(client->key);
 	free(client);
 }

-static void _http_queue_send_stream(struct http_server_t *server, const bool updated) {
+static void _http_queue_send_stream(struct http_server_t *server, const bool stream_updated, const bool picture_updated) {
 	struct evhttp_connection *conn;
 	struct bufferevent *buf_event;
 	long long now;
@@ -480,12 +518,32 @@ static void _http_queue_send_stream(struct http_server_t *server, const bool upd

 	for (struct stream_client_t *client = server->run->stream_clients; client != NULL; client = client->next) {
 		conn = evhttp_request_get_connection(client->request);
-		if (conn != NULL && (updated || client->need_first_frame)) {
-			buf_event = evhttp_connection_get_bufferevent(conn);
-			bufferevent_setcb(buf_event, NULL, _http_callback_stream_write, _http_callback_stream_error, (void *)client);
-			bufferevent_enable(buf_event, EV_READ|EV_WRITE);
-			client->need_first_frame = false;
-			queued = true;
+		if (conn != NULL) {
+			// Фикс для бага WebKit. При включенной опции дропа одинаковых фреймов,
+			// WebKit отрисовывает последний фрейм в серии с некоторой задержкой,
+			// и нужно послать два фрейма, чтобы серия была вовремя завершена.
+			// Это похоже на баг Blink (см. _http_callback_stream_write() и advance_headers),
+			// но фикс для него не лечит проблему вебкита. Такие дела.
+
+			bool dual_update = (
+				server->drop_same_frames
+				&& client->dual_final_frames
+				&& stream_updated
+				&& client->updated_prev
+				&& !picture_updated
+			);
+
+			if (dual_update || picture_updated || client->need_first_frame) {
+				buf_event = evhttp_connection_get_bufferevent(conn);
+				bufferevent_setcb(buf_event, NULL, _http_callback_stream_write, _http_callback_stream_error, (void *)client);
+				bufferevent_enable(buf_event, EV_READ|EV_WRITE);
+
+				client->need_first_frame = false;
+				client->updated_prev = (picture_updated || client->need_first_frame); // Игнорировать dual
+				queued = true;
+			} else if (stream_updated) { // Для dual
+				client->updated_prev = false;
+			}
 		}
 	}

@@ -501,7 +559,8 @@ static void _http_queue_send_stream(struct http_server_t *server, const bool upd

 static void _http_exposed_refresh(UNUSED int fd, UNUSED short what, void *v_server) {
 	struct http_server_t *server = (struct http_server_t *)v_server;
-	bool updated = false;
+	bool stream_updated = false;
+	bool picture_updated = false;

 #	define UNLOCK_STREAM \
 		{ server->run->stream->updated = false; A_PTHREAD_M_UNLOCK(&server->run->stream->mutex); }
@@ -510,20 +569,22 @@ static void _http_exposed_refresh(UNUSED int fd, UNUSED short what, void *v_serv
 		LOG_DEBUG("Refreshing HTTP exposed ...");
 		A_PTHREAD_M_LOCK(&server->run->stream->mutex);
 		if (server->run->stream->picture.size > 0) { // If online
-			updated = _expose_new_picture(server);
+			picture_updated = _expose_new_picture(server);
 			UNLOCK_STREAM;
 		} else {
 			UNLOCK_STREAM;
-			updated = _expose_blank_picture(server);
+			picture_updated = _expose_blank_picture(server);
 		}
+		stream_updated = true;
 	} else if (!server->run->exposed->online) {
 		LOG_DEBUG("Refreshing HTTP exposed (BLANK) ...");
-		updated = _expose_blank_picture(server);
+		picture_updated = _expose_blank_picture(server);
+		stream_updated = true;
 	}

 #	undef UNLOCK_STREAM

-	_http_queue_send_stream(server, updated);
+	_http_queue_send_stream(server, stream_updated, picture_updated);
 }

 static bool _expose_new_picture(struct http_server_t *server) {
@@ -589,8 +650,8 @@ static bool _expose_new_picture(struct http_server_t *server) {
 		 EXPOSED(expose_end_time) - EXPOSED(expose_begin_time)
 	);

-#	undef STREAM
 #	undef EXPOSED
+#	undef STREAM
 	return true; // Updated
 }

--- a/src/http.h
+++ b/src/http.h
@@ -31,11 +31,16 @@
 struct stream_client_t {
 	struct http_server_t	*server;
 	struct evhttp_request	*request;
-	char					id[37]; // ex. "1b4e28ba-2fa1-11d2-883f-0016d3cca427" + "\0"
+
+	char					*key;
 	bool					extra_headers;
 	bool					advance_headers;
+	bool					dual_final_frames;
+
+	char					id[37]; // ex. "1b4e28ba-2fa1-11d2-883f-0016d3cca427" + "\0"
 	bool					need_initial;
 	bool					need_first_frame;
+	bool					updated_prev;
 	unsigned				fps;
 	unsigned				fps_accum;
 	long long				fps_accum_second;
--- a/src/main.c
+++ b/src/main.c
@@ -40,25 +40,21 @@
 #include "http.h"


-static const char _short_opts[] = "d:i:x:y:f:a:e:z:tn:w:q:c:s:p:r:h";
+static const char _short_opts[] = "d:i:x:y:f:a:z:tn:w:q:c:s:p:r:h";
 static const struct option _long_opts[] = {
 	{"device",					required_argument,	NULL,	'd'},
 	{"input",					required_argument,	NULL,	'i'},
 	{"width",					required_argument,	NULL,	'x'},
 	{"height",					required_argument,	NULL,	'y'},
-	{"format",					required_argument,	NULL,	'f'},
+	{"format",					required_argument,	NULL,	'm'},
 	{"tv-standard",				required_argument,	NULL,	'a'},
-	{"soft-fps",				required_argument,	NULL,	'm'},
-	{"every-frame",				required_argument,	NULL,	'e'},
+	{"desired-fps",				required_argument,	NULL,	'f'},
 	{"min-frame-size",			required_argument,	NULL,	'z'},
 	{"dv-timings",				no_argument,		NULL,	't'},
 	{"buffers",					required_argument,	NULL,	'b'},
 	{"workers",					required_argument,	NULL,	'w'},
 	{"quality",					required_argument,	NULL,	'q'},
 	{"encoder",					required_argument,	NULL,	'c'},
-#	ifdef OMX_ENCODER
-	{"encoder-omx-use-ijg",		required_argument,	NULL,	500},
-#	endif
 	{"device-timeout",			required_argument,	NULL,	1000},
 	{"device-persistent",		no_argument,		NULL,	1001},
 	{"device-error-delay",		required_argument,	NULL,	1002},
@@ -102,12 +98,11 @@ static void _help(struct device_t *dev, struct encoder_t *encoder, struct http_s
 	printf("    -i|--input <N>                   -- Input channel. Default: %u.\n\n", dev->input);
 	printf("    -x|--width <N>                   -- Initial image width. Default: %d.\n\n", dev->width);
 	printf("    -y|--height <N>                  -- Initial image height. Default: %d.\n\n", dev->height);
-	printf("    -f|--format <fmt>                -- Image format.\n");
+	printf("    -m|--format <fmt>                -- Image format.\n");
 	printf("                                        Available: %s; default: YUYV.\n\n", FORMATS_STR);
 	printf("    -a|--tv-standard <std>           -- Force TV standard.\n");
 	printf("                                        Available: %s; default: disabled.\n\n", STANDARDS_STR);
-	printf("    -m|--soft-fps <N>                -- Soft FPS limit; default: %u.\n\n", dev->soft_fps);
-	printf("    -e|--every-frame <N>             -- Drop all input frames except specified. Default: disabled.\n\n");
+	printf("    -f|--desired-fps <N>             -- Desired FPS; default: maximum as possible.\n\n");
 	printf("    -z|--min-frame-size <N>          -- Drop frames smaller then this limit.\n");
 	printf("                                        Useful if the device produces small-sized garbage frames.\n\n");
 	printf("    -t|--dv-timings                  -- Enable DV timings queriyng and events processing.\n");
@@ -119,10 +114,6 @@ static void _help(struct device_t *dev, struct encoder_t *encoder, struct http_s
 	printf("    -q|--quality <N>                 -- Set quality of JPEG encoding from 1 to 100 (best). Default: %d.\n\n", encoder->quality);
 	printf("    --encoder <type>                 -- Use specified encoder. It may affects to workers number.\n");
 	printf("                                     -- Available: %s; default: CPU.\n\n", ENCODER_TYPES_STR);
-#	ifdef OMX_ENCODER
-	printf("    --encoder-omx-use-ijg            -- Use the standard IJG quality tables when encoding images using OMX.\n");
-	printf("                                        Default: disabled.\n\n");
-#	endif
 	printf("    --device-timeout <seconds>       -- Timeout for device querying. Default: %d\n\n", dev->timeout);
 	printf("    --device-persistent              -- Don't re-initialize device on timeout. Default: disabled.\n\n");
 	printf("    --device-error-delay <seconds>   -- Delay before trying to connect to the device again\n");
@@ -135,8 +126,8 @@ static void _help(struct device_t *dev, struct encoder_t *encoder, struct http_s
 	printf("                                  It can significantly reduce the outgoing traffic, but will increase\n");
 	printf("                                  the CPU loading. Don't use this option with analog signal sources\n");
 	printf("                                  or webcams, it's useless. Default: disabled.\n\n");
-	printf("    --fake-width <N>           -- Override image width for /ping. Default: disabled\n\n");
-	printf("    --fake-height <N>          -- Override image height for /ping. Default: disabled.\n\n");
+	printf("    --fake-width <N>           -- Override image width for /state. Default: disabled\n\n");
+	printf("    --fake-height <N>          -- Override image height for /state. Default: disabled.\n\n");
 	printf("    --server-timeout <seconds> -- Timeout for client connections. Default: %d\n\n", server->timeout);
 	printf("Misc options:\n");
 	printf("-------------\n");
@@ -177,20 +168,16 @@ static int _parse_options(int argc, char *argv[], struct device_t *dev, struct e
 			case 'y':	OPT_UNSIGNED(dev->height, "--height", 180, 1200);
 #			pragma GCC diagnostic ignored "-Wsign-compare"
 #			pragma GCC diagnostic push
-			case 'f':	OPT_PARSE(dev->format, device_parse_format, FORMAT_UNKNOWN, "pixel format");
+			case 'm':	OPT_PARSE(dev->format, device_parse_format, FORMAT_UNKNOWN, "pixel format");
 #			pragma GCC diagnostic pop
 			case 'a':	OPT_PARSE(dev->standard, device_parse_standard, STANDARD_UNKNOWN, "TV standard");
-			case 'm':	OPT_UNSIGNED(dev->soft_fps, "--soft-fps", 1, 30);
-			case 'e':	OPT_UNSIGNED(dev->every_frame, "--every-frame", 1, 30);
+			case 'f':	OPT_UNSIGNED(dev->desired_fps, "--desired-fps", 0, 30);
 			case 'z':	OPT_UNSIGNED(dev->min_frame_size, "--min-frame-size", 0, 8192);
 			case 't':	OPT_SET(dev->dv_timings, true);
 			case 'b':	OPT_UNSIGNED(dev->n_buffers, "--buffers", 1, 32);
 			case 'w':	OPT_UNSIGNED(dev->n_workers, "--workers", 1, 32);
 			case 'q':	OPT_UNSIGNED(encoder->quality, "--quality", 1, 100);
 			case 'c':	OPT_PARSE(encoder->type, encoder_parse_type, ENCODER_TYPE_UNKNOWN, "encoder type");
-#			ifdef OMX_ENCODER
-			case 500:	OPT_SET(encoder->omx_use_ijg, true);
-#			endif
 			case 1000:	OPT_UNSIGNED(dev->timeout, "--device-timeout", 1, 60);
 			case 1001:	OPT_SET(dev->persistent, true);
 			case 1002:	OPT_UNSIGNED(dev->error_delay, "--device-error-delay", 1, 60);
@@ -213,9 +200,9 @@ static int _parse_options(int argc, char *argv[], struct device_t *dev, struct e
 		}
 	}

-#	undef OPT_SET
-#	undef OPT_UNSIGNED
 #	undef OPT_PARSE
+#	undef OPT_UNSIGNED
+#	undef OPT_SET
 	return 0;
 }

@@ -287,7 +274,7 @@ int main(int argc, char *argv[]) {

 	if ((exit_code = _parse_options(argc, argv, dev, encoder, server)) == 0) {
 		_install_signal_handlers();
-		encoder_prepare(encoder);
+		encoder_prepare(encoder, dev);

 		pthread_t stream_loop_tid;
 		pthread_t server_loop_tid;
--- a/src/omx/encoder.c
+++ b/src/omx/encoder.c
@@ -45,10 +45,13 @@
 #define OUTPUT_PORT 341


+static int _i_omx = 0;
+
+
 static int _omx_init_component(struct omx_encoder_t *omx);
 static int _omx_init_disable_ports(struct omx_encoder_t *omx);
 static int _omx_setup_input(struct omx_encoder_t *omx, struct device_t *dev);
-static int _omx_setup_output(struct omx_encoder_t *omx, const unsigned quality, const bool use_ijg);
+static int _omx_setup_output(struct omx_encoder_t *omx, const unsigned quality);
 static int _omx_encoder_clear_ports(struct omx_encoder_t *omx);

 static OMX_ERRORTYPE _omx_event_handler(UNUSED OMX_HANDLETYPE encoder,
@@ -77,17 +80,20 @@ struct omx_encoder_t *omx_encoder_init() {

 	A_CALLOC(omx, 1);

-	LOG_INFO("Initializing OMX JPEG encoder ...");
+	assert(_i_omx >= 0);
+	if (_i_omx == 0) {
+		LOG_INFO("Initializing BCM ...");
+		bcm_host_init();

-	LOG_DEBUG("Initializing BCM ...");
-	bcm_host_init();
-
-	LOG_DEBUG("Initializing OMX ...");
-	if ((error = OMX_Init()) != OMX_ErrorNone) {
-		LOG_OMX_ERROR(error, "Can't initialize OMX");
-		goto error;
+		LOG_INFO("Initializing OMX ...");
+		if ((error = OMX_Init()) != OMX_ErrorNone) {
+			LOG_OMX_ERROR(error, "Can't initialize OMX");
+			goto error;
+		}
 	}
-	omx->i_omx = true;
+	_i_omx += 1;
+
+	LOG_INFO("Initializing OMX JPEG encoder ...");

 	if (vcos_semaphore_create(&omx->handler_lock, "handler_lock", 0) != VCOS_SUCCESS) {
 		LOG_ERROR("Can't create VCOS semaphore");
@@ -129,14 +135,20 @@ void omx_encoder_destroy(struct omx_encoder_t *omx) {
 		}
 	}

-	if (omx->i_omx) {
+	assert(_i_omx >= 0);
+	_i_omx -= 1;
+	if (_i_omx == 0) {
+		LOG_INFO("Destroying OMX ...");
 		OMX_Deinit();
+
+		LOG_INFO("Destroying BCM ...");
+		bcm_host_deinit();
 	}
-	bcm_host_deinit();
+
 	free(omx);
 }

-int omx_encoder_prepare_for_device(struct omx_encoder_t *omx, struct device_t *dev, const unsigned quality, const bool use_ijg) {
+int omx_encoder_prepare_live(struct omx_encoder_t *omx, struct device_t *dev, const unsigned quality) {
 	if (component_set_state(&omx->encoder, OMX_StateIdle) < 0) {
 		return -1;
 	}
@@ -146,7 +158,7 @@ int omx_encoder_prepare_for_device(struct omx_encoder_t *omx, struct device_t *d
 	if (_omx_setup_input(omx, dev) < 0) {
 		return -1;
 	}
-	if (_omx_setup_output(omx, quality, use_ijg) < 0) {
+	if (_omx_setup_output(omx, quality) < 0) {
 		return -1;
 	}
 	if (component_set_state(&omx->encoder, OMX_StateExecuting) < 0) {
@@ -317,7 +329,7 @@ static int _omx_setup_input(struct omx_encoder_t *omx, struct device_t *dev) {
 	return 0;
 }

-static int _omx_setup_output(struct omx_encoder_t *omx, const unsigned quality, const bool use_ijg) {
+static int _omx_setup_output(struct omx_encoder_t *omx, const unsigned quality) {
 	OMX_ERRORTYPE error;
 	OMX_PARAM_PORTDEFINITIONTYPE portdef;

@@ -353,7 +365,7 @@ static int _omx_setup_output(struct omx_encoder_t *omx, const unsigned quality,
 		}
 	}

-	if (use_ijg) {
+	{
 		OMX_PARAM_IJGSCALINGTYPE ijg;

 		OMX_INIT_STRUCTURE(ijg);
--- a/src/omx/encoder.h
+++ b/src/omx/encoder.h
@@ -29,6 +29,9 @@
 #include "../device.h"


+#define OMX_MAX_ENCODERS 3
+
+
 struct omx_encoder_t {
 	OMX_HANDLETYPE			encoder;
 	OMX_BUFFERHEADERTYPE	*input_buffer;
@@ -38,7 +41,6 @@ struct omx_encoder_t {
 	bool					failed;
 	VCOS_SEMAPHORE_T		handler_lock;

-	bool	i_omx;
 	bool	i_handler_lock;
 	bool	i_encoder;
 	bool	i_input_port_enabled;
@@ -49,5 +51,5 @@ struct omx_encoder_t {
 struct omx_encoder_t *omx_encoder_init();
 void omx_encoder_destroy(struct omx_encoder_t *omx);

-int omx_encoder_prepare_for_device(struct omx_encoder_t *omx, struct device_t *dev, const unsigned quality, const bool use_ijg);
+int omx_encoder_prepare_live(struct omx_encoder_t *omx, struct device_t *dev, const unsigned quality);
 int omx_encoder_compress_buffer(struct omx_encoder_t *omx, struct device_t *dev, const unsigned index);
--- a/src/omx/formatters.c
+++ b/src/omx/formatters.c
@@ -78,5 +78,5 @@ const char *omx_state_to_string(const OMX_STATETYPE state) {
 	}
 }

-#undef CASE_TO_STRING
 #undef CASE_ASSERT
+#undef CASE_TO_STRING
--- a/src/stream.c
+++ b/src/stream.c
@@ -78,11 +78,11 @@ void stream_loop(struct stream_t *stream) {
 	pool.workers_stop = &workers_stop;

 	LOG_INFO("Using V4L2 device: %s", stream->dev->path);
+	LOG_INFO("Using desired FPS: %u", stream->dev->desired_fps);

 	while (_stream_init_loop(stream->dev, &pool) == 0) {
 		struct worker_t *oldest_worker = NULL;
 		struct worker_t *last_worker = NULL;
-		unsigned frames_count = 0;
 		long double grab_after = 0;
 		unsigned fluency_passed = 0;
 		unsigned captured_fps_accum = 0;
@@ -116,7 +116,7 @@ void stream_loop(struct stream_t *stream) {

 				LOG_PERF("##### Raw frame accepted; worker = %u", free_worker_number);
 			} else {
-				for (unsigned number = 0; number < stream->dev->run->n_workers; ++number) {
+				for (unsigned number = 0; number < stream->dev->n_workers; ++number) {
 					if (!pool.workers[number].has_job && (free_worker_number == -1
 						|| pool.workers[free_worker_number].job_start_time < pool.workers[number].job_start_time
 					)) {
@@ -183,15 +183,6 @@ void stream_loop(struct stream_t *stream) {
 					}
 					stream->dev->run->pictures[buf_info.index].grab_time = now;

-					if (stream->dev->every_frame) {
-						if (frames_count < stream->dev->every_frame - 1) {
-							frames_count += 1;
-							LOG_DEBUG("Dropping frame %d for option --every-frame=%d", frames_count, stream->dev->every_frame);
-							goto pass_frame;
-						}
-						frames_count = 0;
-					}
-
 					// Workaround for broken, corrupted frames:
 					// Under low light conditions corrupted frames may get captured.
 					// The good thing is such frames are quite small compared to the regular pictures.
@@ -321,25 +312,28 @@ static void _stream_expose_picture(struct stream_t *stream, unsigned buf_index)
 }

 static long double _stream_get_fluency_delay(struct device_t *dev, struct workers_pool_t *pool) {
-	long double comp_time = 0;
+	long double sum_comp_time = 0;
+	long double avg_comp_time;
 	long double min_delay;
 	long double soft_delay;

-	for (unsigned number = 0; number < dev->run->n_workers; ++number) {
+	for (unsigned number = 0; number < dev->n_workers; ++number) {
 		A_PTHREAD_M_LOCK(&pool->workers[number].last_comp_time_mutex);
 		if (pool->workers[number].last_comp_time > 0) {
-			comp_time += pool->workers[number].last_comp_time;
+			sum_comp_time += pool->workers[number].last_comp_time;
 		}
 		A_PTHREAD_M_UNLOCK(&pool->workers[number].last_comp_time_mutex);
 	}
-	comp_time = comp_time / dev->run->n_workers; // Среднее время работы воркеров
+	avg_comp_time = sum_comp_time / dev->n_workers; // Среднее время работы воркеров

-	min_delay = comp_time / dev->run->n_workers; // Минимальное время работы размазывается на N воркеров
-	soft_delay = ((long double)1) / dev->soft_fps; // Искусственное время задержки на основе желаемого FPS
+	min_delay = avg_comp_time / dev->n_workers; // Среднее время работы размазывается на N воркеров

-	if (min_delay > 0) {
+	if (dev->desired_fps > 0 && min_delay > 0) {
+		// Искусственное время задержки на основе желаемого FPS, если включен --desired-fps
+		soft_delay = ((long double) 1) / dev->desired_fps - sum_comp_time;
 		return (min_delay > soft_delay ? min_delay : soft_delay);
 	}
+
 	return min_delay;
 }

@@ -372,7 +366,7 @@ static int _stream_init(struct device_t *dev, struct workers_pool_t *pool) {
 		goto error;
 	}

-	encoder_prepare_for_device(pool->encoder, dev);
+	encoder_prepare_live(pool->encoder, dev);

 	_stream_init_workers(dev, pool);

@@ -384,15 +378,15 @@ static int _stream_init(struct device_t *dev, struct workers_pool_t *pool) {
 }

 static void _stream_init_workers(struct device_t *dev, struct workers_pool_t *pool) {
-	LOG_INFO("Spawning %d workers ...", dev->run->n_workers);
+	LOG_INFO("Spawning %d workers ...", dev->n_workers);

 	*pool->workers_stop = false;
-	A_CALLOC(pool->workers, dev->run->n_workers);
+	A_CALLOC(pool->workers, dev->n_workers);

 	A_PTHREAD_M_INIT(&pool->free_workers_mutex);
 	A_PTHREAD_C_INIT(&pool->free_workers_cond);

-	for (unsigned number = 0; number < dev->run->n_workers; ++number) {
+	for (unsigned number = 0; number < dev->n_workers; ++number) {
 		pool->free_workers += 1;

 		A_PTHREAD_M_INIT(&pool->workers[number].has_job_mutex);
@@ -437,18 +431,22 @@ static void *_stream_worker_thread(void *v_ctx) {
 		A_PTHREAD_C_WAIT_TRUE(*ctx->has_job, ctx->has_job_cond, ctx->has_job_mutex);
 		A_PTHREAD_M_UNLOCK(ctx->has_job_mutex);

+#	define PICTURE(_next) ctx->dev->run->pictures[ctx->buf_index]._next
+
 		if (!*ctx->workers_stop) {
 			LOG_DEBUG("Worker %u compressing JPEG from buffer %d ...", ctx->number, ctx->buf_index);

-			if (encoder_compress_buffer(ctx->encoder, ctx->dev, ctx->buf_index) < 0) {
+			PICTURE(encode_begin_time) = get_now_monotonic();
+			if (encoder_compress_buffer(ctx->encoder, ctx->dev, ctx->number, ctx->buf_index) < 0) {
 				*ctx->job_failed = true;
 			}
+			PICTURE(encode_end_time) = get_now_monotonic();

 			if (_stream_release_buffer(ctx->dev, &ctx->buf_info) == 0) {
-				*ctx->job_start_time = ctx->dev->run->pictures[ctx->buf_index].encode_begin_time;
+				*ctx->job_start_time = PICTURE(encode_begin_time);
 				*ctx->has_job = false;

-				long double last_comp_time = ctx->dev->run->pictures[ctx->buf_index].encode_end_time - *ctx->job_start_time;
+				long double last_comp_time = PICTURE(encode_end_time) - *ctx->job_start_time;

 				A_PTHREAD_M_LOCK(ctx->last_comp_time_mutex);
 				*ctx->last_comp_time = last_comp_time;
@@ -456,7 +454,7 @@ static void *_stream_worker_thread(void *v_ctx) {

 				LOG_VERBOSE(
 					"Compressed JPEG size=%ld; time=%0.3Lf; worker=%u; buffer=%d",
-					ctx->dev->run->pictures[ctx->buf_index].size, last_comp_time, ctx->number, ctx->buf_index
+					PICTURE(size), last_comp_time, ctx->number, ctx->buf_index
 				);
 			} else {
 				*ctx->job_failed = true;
@@ -464,6 +462,8 @@ static void *_stream_worker_thread(void *v_ctx) {
 			}
 		}

+#	undef PICTURE
+
 		A_PTHREAD_M_LOCK(ctx->free_workers_mutex);
 		*ctx->free_workers += 1;
 		A_PTHREAD_M_UNLOCK(ctx->free_workers_mutex);
@@ -479,7 +479,7 @@ static void _stream_destroy_workers(struct device_t *dev, struct workers_pool_t
 		LOG_INFO("Destroying workers ...");

 		*pool->workers_stop = true;
-		for (unsigned number = 0; number < dev->run->n_workers; ++number) {
+		for (unsigned number = 0; number < dev->n_workers; ++number) {
 			A_PTHREAD_M_LOCK(&pool->workers[number].has_job_mutex);
 			pool->workers[number].has_job = true; // Final job: die
 			A_PTHREAD_M_UNLOCK(&pool->workers[number].has_job_mutex);
--- a/src/stream.h
+++ b/src/stream.h
@@ -72,7 +72,7 @@ struct worker_t {
 };

 struct workers_pool_t {
-	struct worker_t*workers;
+	struct worker_t		*workers;
 	bool				*workers_stop;

 	pthread_mutex_t		free_workers_mutex;
--- a/src/tools.h
+++ b/src/tools.h
@@ -23,6 +23,7 @@

 #include <stdio.h>
 #include <stdlib.h>
+#include <stdbool.h>
 #include <errno.h>
 #include <math.h>
 #include <pthread.h>
@@ -57,6 +58,10 @@
 #define UNUSED __attribute__((unused))


+INLINE char *bool_to_string(const bool flag) {
+	return (flag ? "true" : "false");
+}
+
 INLINE unsigned max_u(unsigned a, unsigned b) {
 	return (a > b ? a : b);
 }
--- a/tools/make-html-h.py
+++ b/tools/make-html-h.py
@@ -37,6 +37,7 @@ def main():
        text = html_file.read()

    text = text.strip()
+    text = text.replace("\"", "\\\"")
    text = text.replace("%VERSION%", "\" VERSION \"")
    text = textwrap.indent(text, "\t", (lambda line: True))
    text = "\n".join(("%s \\" if line.strip() else "%s\\") % (line) for line in text.split("\n"))
Author	SHA1	Message	Date
Devaev Maxim	8e61d7c55e	Bump version: 0.40 → 0.41	2018-11-12 11:37:09 +03:00
Devaev Maxim	4e42c42bae	always use ijg	2018-11-12 11:36:56 +03:00
Devaev Maxim	b53e3edef1	updated readme	2018-11-12 11:02:53 +03:00
Devaev Maxim	0afbf02451	Bump version: 0.39 → 0.40	2018-11-09 22:42:24 +03:00
Devaev Maxim	dd79efd6f5	removed legacy option --every-frame	2018-11-09 22:42:07 +03:00
Devaev Maxim	97ac19a2fe	Bump version: 0.38 → 0.39	2018-11-08 04:25:27 +03:00
Devaev Maxim	755e0c2a2a	fixed long option for desired fps	2018-11-08 04:25:16 +03:00
Devaev Maxim	ccab33a290	Bump version: 0.37 → 0.38	2018-11-08 03:24:42 +03:00
Devaev Maxim	76a8e65e80	soft_fps -> desired_fps	2018-11-08 03:23:58 +03:00
Devaev Maxim	3b86e64222	more flexible --soft-fps	2018-11-07 21:04:21 +03:00
Devaev Maxim	020482a05a	refactoring	2018-11-07 12:11:59 +03:00
Devaev Maxim	1896e22dff	unified /stat json with kvmd	2018-11-07 11:27:34 +03:00
Devaev Maxim	56df20fe84	Bump version: 0.36 → 0.37	2018-11-07 05:59:57 +03:00
Devaev Maxim	ed7dabbfcb	/ping -> /state; some docs	2018-11-07 05:59:48 +03:00
Devaev Maxim	b1d40d1b3a	Bump version: 0.35 → 0.36	2018-11-07 04:22:08 +03:00
Devaev Maxim	43939c7475	combined stream_client cookie	2018-11-07 04:20:57 +03:00
Devaev Maxim	8fa6db0be1	Bump version: 0.34 → 0.35	2018-11-07 03:08:10 +03:00
Devaev Maxim	d57e9864a4	stream key param	2018-11-07 03:07:58 +03:00
Devaev Maxim	077f236a43	Bump version: 0.33 → 0.34	2018-11-06 06:58:14 +03:00
Devaev Maxim	d57277877e	refactoring	2018-11-06 06:57:17 +03:00
Devaev Maxim	1b0db859b2	Bump version: 0.32 → 0.33	2018-11-06 01:40:43 +03:00
Devaev Maxim	d1d8c645a8	X-UStreamer-{Width,Height}	2018-11-06 01:37:12 +03:00
Devaev Maxim	a54541ff10	Bump version: 0.31 → 0.32	2018-11-05 10:13:48 +03:00
Devaev Maxim	e5a57ac2e0	parallel OMX encoding	2018-11-05 10:12:22 +03:00
Devaev Maxim	da0e00252d	Bump version: 0.30 → 0.31	2018-11-05 06:05:09 +03:00
Devaev Maxim	526ae8c3e6	added soft_fps to /ping	2018-11-05 06:04:57 +03:00
Devaev Maxim	d5081b2c18	Bump version: 0.29 → 0.30	2018-11-05 04:46:20 +03:00
Devaev Maxim	758b5558f9	report about stream client params	2018-11-05 04:46:08 +03:00
Devaev Maxim	97b2183038	Bump version: 0.28 → 0.29	2018-11-05 04:39:31 +03:00
Devaev Maxim	2732482d36	refactoring, html fixes	2018-11-05 04:39:20 +03:00
Devaev Maxim	ca52f12378	stream fix for webkit	2018-11-05 04:09:13 +03:00