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esp32_camera_web_server: Improve support for MotionEye (#2777)
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parent
3178243811
commit
3a72dd5cb6
1 changed files with 17 additions and 9 deletions
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@ -21,12 +21,19 @@ static const char *const TAG = "esp32_camera_web_server";
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#define CONTENT_TYPE "image/jpeg"
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#define CONTENT_LENGTH "Content-Length"
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static const char *const STREAM_HEADER =
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"HTTP/1.1 200\r\nAccess-Control-Allow-Origin: *\r\nContent-Type: multipart/x-mixed-replace;boundary=" PART_BOUNDARY
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"\r\n";
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static const char *const STREAM_500 = "HTTP/1.1 500\r\nContent-Type: text/plain\r\n\r\nNo frames send.\r\n";
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static const char *const STREAM_BOUNDARY = "\r\n--" PART_BOUNDARY "\r\n";
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static const char *const STREAM_HEADER = "HTTP/1.0 200 OK\r\n"
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"Access-Control-Allow-Origin: *\r\n"
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"Connection: close\r\n"
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"Content-Type: multipart/x-mixed-replace;boundary=" PART_BOUNDARY "\r\n"
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"\r\n"
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"--" PART_BOUNDARY "\r\n";
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static const char *const STREAM_ERROR = "Content-Type: text/plain\r\n"
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"\r\n"
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"No frames send.\r\n"
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"--" PART_BOUNDARY "\r\n";
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static const char *const STREAM_PART = "Content-Type: " CONTENT_TYPE "\r\n" CONTENT_LENGTH ": %u\r\n\r\n";
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static const char *const STREAM_BOUNDARY = "\r\n"
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"--" PART_BOUNDARY "\r\n";
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CameraWebServer::CameraWebServer() {}
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@ -45,6 +52,7 @@ void CameraWebServer::setup() {
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config.ctrl_port = this->port_;
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config.max_open_sockets = 1;
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config.backlog_conn = 2;
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config.lru_purge_enable = true;
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if (httpd_start(&this->httpd_, &config) != ESP_OK) {
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mark_failed();
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@ -172,9 +180,6 @@ esp_err_t CameraWebServer::streaming_handler_(struct httpd_req *req) {
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ESP_LOGW(TAG, "STREAM: failed to acquire frame");
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res = ESP_FAIL;
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}
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if (res == ESP_OK) {
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res = httpd_send_all(req, STREAM_BOUNDARY, strlen(STREAM_BOUNDARY));
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}
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if (res == ESP_OK) {
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size_t hlen = snprintf(part_buf, 64, STREAM_PART, image->get_data_length());
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res = httpd_send_all(req, part_buf, hlen);
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@ -182,6 +187,9 @@ esp_err_t CameraWebServer::streaming_handler_(struct httpd_req *req) {
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if (res == ESP_OK) {
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res = httpd_send_all(req, (const char *) image->get_data_buffer(), image->get_data_length());
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}
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if (res == ESP_OK) {
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res = httpd_send_all(req, STREAM_BOUNDARY, strlen(STREAM_BOUNDARY));
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}
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if (res == ESP_OK) {
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frames++;
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int64_t frame_time = millis() - last_frame;
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@ -193,7 +201,7 @@ esp_err_t CameraWebServer::streaming_handler_(struct httpd_req *req) {
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}
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if (!frames) {
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res = httpd_send_all(req, STREAM_500, strlen(STREAM_500));
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res = httpd_send_all(req, STREAM_ERROR, strlen(STREAM_ERROR));
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}
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ESP_LOGI(TAG, "STREAM: closed. Frames: %u", frames);
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