hwdec: do not add hwdec device if it failed to create

video/out/d3d11/hwdec_d3d11va.c

@@ -108,6 +108,12 @@ static int init(struct ra_hwdec *hw)
         .supported_formats = subfmts,
         .hw_imgfmt = IMGFMT_D3D11,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        return -1;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
     return 0;
 }

video/out/d3d11/hwdec_dxva2dxgi.c

@@ -136,6 +136,12 @@ static int init(struct ra_hwdec *hw)
         .av_device_ref = d3d9_wrap_device_ref((IDirect3DDevice9 *)p->dev9),
         .hw_imgfmt = IMGFMT_DXVA2,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        goto done;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
 
     ret = 0;

video/out/hwdec/hwdec_aimagereader.c

@@ -178,6 +178,12 @@ static int init(struct ra_hwdec *hw)
         .av_device_ref = create_mediacodec_device_ref(p->surface),
         .hw_imgfmt = IMGFMT_MEDIACODEC,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        return -1;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
 
     return 0;

video/out/hwdec/hwdec_drmprime_overlay.c

@@ -304,13 +304,19 @@ static int init(struct ra_hwdec *hw)
     };
 
     char *device = drmGetDeviceNameFromFd2(p->ctx->fd);
-    if (!av_hwdevice_ctx_create(&p->hwctx.av_device_ref, AV_HWDEVICE_TYPE_DRM,
+    int ret = av_hwdevice_ctx_create(&p->hwctx.av_device_ref,
-                                device, NULL, 0)) {
+                                     AV_HWDEVICE_TYPE_DRM, device, NULL, 0);
-        hwdec_devices_add(hw->devs, &p->hwctx);
+
-    }
     if (device)
         free(device);
 
+    if (ret != 0) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx: %s\n", av_err2str(ret));
+        goto err;
+    }
+
+    hwdec_devices_add(hw->devs, &p->hwctx);
+
     return 0;
 
 err:

video/out/opengl/hwdec_d3d11egl.c

@@ -185,6 +185,12 @@ static int init(struct ra_hwdec *hw)
         .supported_formats = subfmts,
         .hw_imgfmt = IMGFMT_D3D11,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        return -1;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
 
     return 0;

video/out/opengl/hwdec_dxva2egl.c

@@ -183,6 +183,12 @@ static int init(struct ra_hwdec *hw)
         .av_device_ref = d3d9_wrap_device_ref((IDirect3DDevice9 *)p->device9ex),
         .hw_imgfmt = IMGFMT_DXVA2,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        goto fail;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
 
     return 0;

video/out/opengl/hwdec_dxva2gldx.c

@@ -83,6 +83,12 @@ static int init(struct ra_hwdec *hw)
         .av_device_ref = d3d9_wrap_device_ref((IDirect3DDevice9 *)p->device),
         .hw_imgfmt = IMGFMT_DXVA2,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        return -1;
+    }
+
     hwdec_devices_add(hw->devs, &p->hwctx);
     return 0;
 }

video/out/opengl/hwdec_ios.m

@@ -71,8 +71,12 @@ static int init(struct ra_hwdec *hw)
         .hw_imgfmt = IMGFMT_VIDEOTOOLBOX,
     };
 
-    av_hwdevice_ctx_create(&p->hwctx.av_device_ref, AV_HWDEVICE_TYPE_VIDEOTOOLBOX,
+    int ret = av_hwdevice_ctx_create(&p->hwctx.av_device_ref,
-                           NULL, NULL, 0);
+                                     AV_HWDEVICE_TYPE_VIDEOTOOLBOX, NULL, NULL, 0);
+    if (ret != 0) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx: %s\n", av_err2str(ret));
+        return -1;
+    }
 
     hwdec_devices_add(hw->devs, &p->hwctx);
 

video/out/opengl/hwdec_osx.c

@@ -72,8 +72,12 @@ static int init(struct ra_hwdec *hw)
         .hw_imgfmt = IMGFMT_VIDEOTOOLBOX,
     };
 
-    av_hwdevice_ctx_create(&p->hwctx.av_device_ref, AV_HWDEVICE_TYPE_VIDEOTOOLBOX,
+    int ret = av_hwdevice_ctx_create(&p->hwctx.av_device_ref,
-                           NULL, NULL, 0);
+                                     AV_HWDEVICE_TYPE_VIDEOTOOLBOX, NULL, NULL, 0);
+    if (ret != 0) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx: %s\n", av_err2str(ret));
+        return -1;
+    }
 
     hwdec_devices_add(hw->devs, &p->hwctx);
 

video/out/vo_mediacodec_embed.c

@@ -55,6 +55,12 @@ static int preinit(struct vo *vo)
         .av_device_ref = create_mediacodec_device_ref(vo),
         .hw_imgfmt = IMGFMT_MEDIACODEC,
     };
+
+    if (!p->hwctx.av_device_ref) {
+        MP_VERBOSE(hw, "Failed to create hwdevice_ctx\n");
+        return -1;
+    }
+
     hwdec_devices_add(vo->hwdec_devs, &p->hwctx);
     return 0;
 }