added missing bdatypes.h

3rdparty/include/dshow/bdatypes.h

+#ifndef _BDATYPES_H
+#define _BDATYPES_H
+#if __GNUC__ >= 3
+#pragma GCC system_header
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*--- DirectShow Reference - DirectShow Enumerated Types */
+typedef enum {
+	MEDIA_TRANSPORT_PACKET,
+	MEDIA_ELEMENTARY_STREAM,
+	MEDIA_MPEG2_PSI,
+	MEDIA_TRANSPORT_PAYLOAD
+} MEDIA_SAMPLE_CONTENT;
+/*--- DirectShow Reference - DirectShow Structures */
+typedef struct {
+	DWORD dwOffset;
+	DWORD dwPacketLength;
+	DWORD dwStride;
+} MPEG2_TRANSPORT_STRIDE;
+typedef struct {
+	ULONG ulPID;
+	MEDIA_SAMPLE_CONTENT MediaSampleContent ;
+} PID_MAP;
+
+#ifdef __cplusplus
+}
+#endif
+#endif