Mpeg: Ask FFmpeg not to look beyond the header.

unknownbrackets · Jul 23, 2016 · 81f8cb5 · 81f8cb5
1 parent e075649
commit 81f8cb5
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/Core/HW/MediaEngine.cpp b/Core/HW/MediaEngine.cpp
@@ -253,8 +253,13 @@ bool MediaEngine::openContext() {
 	m_pFormatCtx->pb = m_pIOContext;
 
 	// Open video file
-	if (avformat_open_input((AVFormatContext**)&m_pFormatCtx, NULL, NULL, NULL) != 0)
+    AVDictionary *open_opt = nullptr;
+    av_dict_set_int(&open_opt, "probesize", m_mpegheaderSize, 0);
+	if (avformat_open_input((AVFormatContext**)&m_pFormatCtx, NULL, NULL, &open_opt) != 0) {
+		av_dict_free(&open_opt);
 		return false;
+	}
+	av_dict_free(&open_opt);
 
 	if (avformat_find_stream_info(m_pFormatCtx, NULL) < 0) {
 		closeContext();