优化实时视频流判断

Hu Chunming
1 parent d3b383c9
Showing 1 changed file with 15 additions and 8 deletions
src/decoder/dvpp/DvppDecoder.cpp
@@ -108,14 +108,6 @@ bool DvppDecoder::init(FFDecConfig cfg){
 AVCodecContext* DvppDecoder::init_FFmpeg(FFDecConfig config){
     const char* input_file = config.uri.c_str();
-    FILE* infile = fopen(input_file, "r");
-    if(nullptr != infile) {
-        m_bReal = false;
-        fclose(infile);
-        infile = nullptr;
-    } else {
-        m_bReal = true;
-    }
 	// 打开输入视频文件
 	AVDictionary *options = nullptr;
@@ -131,6 +123,21 @@ AVCodecContext* DvppDecoder::init_FFmpeg(FFDecConfig config){
         }
         av_dump_format(fmt_ctx, 0, input_file, 0);
+        FILE* infile = fopen(input_file, "r");
+        if(nullptr != infile) {
+            // 可以作为本地文件打开，那必然是文件
+            m_bReal = false;
+            fclose(infile);
+            infile = nullptr;
+        } else {
+            // http://xxxx/xxx.mp4   也与文件同
+            if (fmt_ctx->iformat && fmt_ctx->iformat->extensions) {
+                m_bReal = false;
+            } else {
+                m_bReal = true;
+            }
+        }
+
         // 查找流信息
         if (avformat_find_stream_info(fmt_ctx, nullptr) < 0) {
             LOG_ERROR("[{}]- Cannot find input stream information!", m_dec_name);