hevc: support Main10 decoding through dxva2

Changelog

@@ -2,6 +2,7 @@ Entries are sorted chronologically from oldest to youngest within each release,
 releases are sorted from youngest to oldest.
 
 version <next>:
+- DXVA2-accelerated HEVC Main10 decoding
 
 
 version 3.0:

libavcodec/hevc.c

@@ -347,7 +347,9 @@ static int set_sps(HEVCContext *s, const HEVCSPS *sps, enum AVPixelFormat pix_fm
 
     export_stream_params(s->avctx, &s->ps, sps);
 
-    if (sps->pix_fmt == AV_PIX_FMT_YUV420P || sps->pix_fmt == AV_PIX_FMT_YUVJ420P) {
+    switch (sps->pix_fmt) {
+    case AV_PIX_FMT_YUV420P:
+    case AV_PIX_FMT_YUVJ420P:
 #if CONFIG_HEVC_DXVA2_HWACCEL
         *fmt++ = AV_PIX_FMT_DXVA2_VLD;
 #endif
@@ -360,6 +362,15 @@ static int set_sps(HEVCContext *s, const HEVCSPS *sps, enum AVPixelFormat pix_fm
 #if CONFIG_HEVC_VDPAU_HWACCEL
         *fmt++ = AV_PIX_FMT_VDPAU;
 #endif
+        break;
+    case AV_PIX_FMT_YUV420P10:
+#if CONFIG_HEVC_DXVA2_HWACCEL
+        *fmt++ = AV_PIX_FMT_DXVA2_VLD;
+#endif
+#if CONFIG_HEVC_D3D11VA_HWACCEL
+        *fmt++ = AV_PIX_FMT_D3D11VA_VLD;
+#endif
+        break;
     }
 
     if (pix_fmt == AV_PIX_FMT_NONE) {

libavcodec/version.h

@@ -30,7 +30,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR  57
 #define LIBAVCODEC_VERSION_MINOR  24
-#define LIBAVCODEC_VERSION_MICRO 102
+#define LIBAVCODEC_VERSION_MICRO 103
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \