[vlc-commits] d3d11va: workaround for Xbox decoder limitations

[Steve Lhomme]

vlc | branch: master | Steve Lhomme <robUx4 at videolabs.io> | Thu Jan 19 11:10:47 2017 +0100| [d65c6a93d673e7806f480c048b3ec2676b63e4a9] | committer: Jean-Baptiste Kempf

d3d11va: workaround for Xbox decoder limitations

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

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=d65c6a93d673e7806f480c048b3ec2676b63e4a9
---

 modules/codec/avcodec/d3d11va.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/modules/codec/avcodec/d3d11va.c b/modules/codec/avcodec/d3d11va.c
index deed0e7..9edbffb 100644
--- a/modules/codec/avcodec/d3d11va.c
+++ b/modules/codec/avcodec/d3d11va.c
@@ -952,6 +952,19 @@ static int DxCreateDecoderSurfaces(vlc_va_t *va, int codec_id, const video_forma
         ID3D10Multithread_Release(pMultithread);
     }
 
+#if VLC_WINSTORE_APP
+    /* On the Xbox 1/S, any decoding of H264 with one dimension over 2304
+     * crashes totally the device */
+    if (codec_id == AV_CODEC_ID_H264 &&
+        (dx_sys->surface_width > 2304 || dx_sys->surface_height > 2304) &&
+        isXboxHardware((ID3D11Device*) dx_sys->d3ddev))
+    {
+        msg_Warn(va, "%dx%d resolution not supported by your hardware", dx_sys->surface_width, dx_sys->surface_height);
+        dx_sys->surface_count = 0;
+        return VLC_EGENERIC;
+    }
+#endif
+
     D3D11_VIDEO_DECODER_OUTPUT_VIEW_DESC viewDesc;
     ZeroMemory(&viewDesc, sizeof(viewDesc));
     viewDesc.DecodeProfile = dx_sys->input;