From 2159e90f787ff07d27275ae74db4caa159c00dc5 Mon Sep 17 00:00:00 2001
From: xiongziliang <771730766@qq.com>
Date: Fri, 5 Apr 2024 22:07:09 +0800
Subject: [PATCH] Add demo of reading H.264 file and pushing RTSP/RTMP stream

---
 api/tests/h264_pusher.c | 152 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 152 insertions(+)
 create mode 100644 api/tests/h264_pusher.c

diff --git a/api/tests/h264_pusher.c b/api/tests/h264_pusher.c
new file mode 100644
index 00000000..bb87b03b
--- /dev/null
+++ b/api/tests/h264_pusher.c
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2016-present The ZLMediaKit project authors. All Rights Reserved.
+ *
+ * This file is part of ZLMediaKit(https://github.com/ZLMediaKit/ZLMediaKit).
+ *
+ * Use of this source code is governed by MIT-like license that can be found in the
+ * LICENSE file in the root of the source tree. All contributing project authors
+ * may be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <signal.h>
+#include <stdio.h>
+#include <string.h>
+#ifdef _WIN32
+#include "windows.h"
+#else
+#include "unistd.h"
+#endif
+#include "mk_mediakit.h"
+
+static int exit_flag = 0;
+static void s_on_exit(int sig) {
+    exit_flag = 1;
+}
+
+static void on_h264_frame(void *user_data, mk_h264_splitter splitter, const char *data, int size) {
+#ifdef _WIN32
+    Sleep(40);
+#else
+    usleep(40 * 1000);
+#endif
+    static int dts = 0;
+    mk_frame frame = mk_frame_create(MKCodecH264, dts, dts, data, size, NULL, NULL);
+    dts += 40;
+    mk_media_input_frame((mk_media)user_data, frame);
+    mk_frame_unref(frame);
+}
+
+typedef struct {
+    mk_pusher pusher;
+    char *url;
+} Context;
+
+void release_context(void *user_data) {
+    Context *ptr = (Context *)user_data;
+    if (ptr->pusher) {
+        mk_pusher_release(ptr->pusher);
+    }
+    free(ptr->url);
+    free(ptr);
+    log_info("停止推流");
+}
+
+void on_push_result(void *user_data, int err_code, const char *err_msg) {
+    Context *ptr = (Context *)user_data;
+    if (err_code == 0) {
+        log_info("推流成功: %s", ptr->url);
+    } else {
+        log_warn("推流%s失败: %d(%s)", ptr->url, err_code, err_msg);
+    }
+}
+
+void on_push_shutdown(void *user_data, int err_code, const char *err_msg) {
+    Context *ptr = (Context *)user_data;
+    log_warn("推流%s中断: %d(%s)", ptr->url, err_code, err_msg);
+}
+
+void API_CALL on_regist(void *user_data, mk_media_source sender, int regist) {
+    Context *ptr = (Context *)user_data;
+    const char *schema = mk_media_source_get_schema(sender);
+    if (strcasestr(ptr->url, schema) != ptr->url) {
+        // 协议匹配失败
+        return;
+    }
+
+    if (!regist) {
+        // 注销
+        if (ptr->pusher) {
+            mk_pusher_release(ptr->pusher);
+            ptr->pusher = NULL;
+        }
+    } else {
+        // 注册
+        if (!ptr->pusher) {
+            ptr->pusher = mk_pusher_create_src(sender);
+            mk_pusher_set_on_result2(ptr->pusher, on_push_result, ptr, NULL);
+            mk_pusher_set_on_shutdown2(ptr->pusher, on_push_shutdown, ptr, NULL);
+            // 开始推流
+            mk_pusher_publish(ptr->pusher, ptr->url);
+        }
+    }
+}
+
+int main(int argc, char *argv[]) {
+    if (argc < 3) {
+        log_error("Usage: /path/to/h264/file rtsp_or_rtmp_url");
+        return -1;
+    }
+    mk_config config = { .ini = NULL,
+                         .ini_is_path = 1,
+                         .log_level = 0,
+                         .log_mask = LOG_CONSOLE,
+                         .log_file_path = NULL,
+                         .log_file_days = 0,
+                         .ssl = NULL,
+                         .ssl_is_path = 1,
+                         .ssl_pwd = NULL,
+                         .thread_num = 0 };
+    mk_env_init(&config);
+
+    FILE *fp = fopen(argv[1], "rb");
+    if (!fp) {
+        log_error("打开文件失败!");
+        return -1;
+    }
+
+    mk_media media = mk_media_create("__defaultVhost__", "live", "test", 0, 0, 0);
+    // h264的codec
+    codec_args v_args = { 0 };
+    mk_track v_track = mk_track_create(MKCodecH264, &v_args);
+    mk_media_init_track(media, v_track);
+    mk_media_init_complete(media);
+    mk_track_unref(v_track);
+
+    Context *ctx = (Context *)malloc(sizeof(Context));
+    memset(ctx, 0, sizeof(Context));
+    ctx->url = strdup(argv[2]);
+
+    mk_media_set_on_regist2(media, on_regist, ctx, release_context);
+
+    // 创建h264分帧器
+    mk_h264_splitter splitter = mk_h264_splitter_create(on_h264_frame, media, 0);
+    signal(SIGINT, s_on_exit); // 设置退出信号
+    signal(SIGTERM, s_on_exit); // 设置退出信号
+
+    char buf[1024];
+    while (!exit_flag) {
+        int size = fread(buf, 1, sizeof(buf) - 1, fp);
+        if (size > 0) {
+            mk_h264_splitter_input_data(splitter, buf, size);
+        } else {
+            // 文件读完了，重新开始
+            fseek(fp, 0, SEEK_SET);
+        }
+    }
+
+    log_info("文件读取完毕");
+    mk_h264_splitter_release(splitter);
+    mk_media_release(media);
+    fclose(fp);
+    return 0;
+}
\ No newline at end of file