DxVA2: add HEVC decoding support

Signed-off-by: Jean-Baptiste Kempf <jb@videolan.org>

NEWS

@@ -34,6 +34,7 @@ Decoder:
  * Fixed uncompressed DVD-Audio (AOB) LPCM decoding
  * Rewrite WPL playlists and add ZPL playlists support (Zune)
  * Support TDSC, Canopus HQX
+ * Support HEVC hardware decoding on Windows, using DxVA2
 
 Demuxers:
  * Support HD-DVD .evo (H.264, VC-1, MPEG-2, PCM, AC-3, E-AC3, MLP, DTS)

modules/codec/avcodec/dxva2.c

@@ -135,6 +135,9 @@ DEFINE_GUID(DXVA_ModeMPEG4pt2_VLD_AdvSimple_NoGMC,  0xed418a9f, 0x010d, 0x4eda,
 DEFINE_GUID(DXVA_ModeMPEG4pt2_VLD_AdvSimple_GMC,    0xab998b5b, 0x4258, 0x44a9, 0x9f, 0xeb, 0x94, 0xe5, 0x97, 0xa6, 0xba, 0xae);
 DEFINE_GUID(DXVA_ModeMPEG4pt2_VLD_AdvSimple_Avivo,  0x7C74ADC6, 0xe2ba, 0x4ade, 0x86, 0xde, 0x30, 0xbe, 0xab, 0xb4, 0x0c, 0xc1);
 
+DEFINE_GUID(DXVA_ModeHEVC_VLD_Main,                 0x5b11d51b, 0x2f4c, 0x4452,0xbc,0xc3,0x09,0xf2,0xa1,0x16,0x0c,0xc0);
+DEFINE_GUID(DXVA_ModeHEVC_VLD_Main10,               0x107af0e0, 0xef1a, 0x4d19,0xab,0xa8,0x67,0xa1,0x63,0x07,0x3d,0x13);
+
 
 /* */
 typedef struct {
@@ -194,6 +197,10 @@ static const dxva2_mode_t dxva2_modes[] = {
     { "MPEG-4 Part 2 variable-length decoder, Simple&Advanced Profile, GMC",          &DXVA_ModeMPEG4pt2_VLD_AdvSimple_GMC,   0 },
     { "MPEG-4 Part 2 variable-length decoder, Simple&Advanced Profile, Avivo",        &DXVA_ModeMPEG4pt2_VLD_AdvSimple_Avivo, 0 },
 
+    /* HEVC */
+    { "HEVC Main profile",                                                            &DXVA_ModeHEVC_VLD_Main,                AV_CODEC_ID_HEVC },
+    { "HEVC Main 10 profile",                                                         &DXVA_ModeHEVC_VLD_Main10,              0 },
+
     { NULL, NULL, 0 }
 };