h264: tighten the valid range for ref_frame_count

[ffmpeg] / libavcodec / dxva2.h

diff --git a/libavcodec/dxva2.h b/libavcodec/dxva2.h
index 6f08a84044434c1c2992b1b7cab28399fcede9dc..ec448a4c2cd243f612b49e67da39be20042d0c27 100644 (file)
--- a/libavcodec/dxva2.h
+++ b/libavcodec/dxva2.h
@@ -23,10 +23,31 @@
 #ifndef AVCODEC_DXVA_H
 #define AVCODEC_DXVA_H
 
-#include <stdint.h>
+/**
+ * @file
+ * @ingroup lavc_codec_hwaccel_dxva2
+ * Public libavcodec DXVA2 header.
+ */
+
+#if !defined(_WIN32_WINNT) || _WIN32_WINNT < 0x0602
+#undef _WIN32_WINNT
+#define _WIN32_WINNT 0x0602
+#endif
 
+#include <stdint.h>
+#include <d3d9.h>
 #include <dxva2api.h>
 
+/**
+ * @defgroup lavc_codec_hwaccel_dxva2 DXVA2
+ * @ingroup lavc_codec_hwaccel
+ *
+ * @{
+ */
+
+#define FF_DXVA2_WORKAROUND_SCALING_LIST_ZIGZAG 1 ///< Work around for DXVA2 and old UVD/UVD+ ATI video cards
+#define FF_DXVA2_WORKAROUND_INTEL_CLEARVIDEO    2 ///< Work around for DXVA2 and old Intel GPUs with ClearVideo interface
+
 /**
  * This structure is used to provides the necessary configurations and data
  * to the DXVA2 Libav HWAccel implementation.
@@ -60,9 +81,13 @@ struct dxva_context {
     uint64_t workaround;
 
     /**
-     * Private to the FFmpeg AVHWAccel implementation
+     * Private to the Libav AVHWAccel implementation
      */
     unsigned report_id;
 };
 
+/**
+ * @}
+ */
+
 #endif /* AVCODEC_DXVA_H */