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author | Timo Rothenpieler <timo@rothenpieler.org> | 2022-12-04 15:22:13 +0100 |
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committer | Timo Rothenpieler <timo@rothenpieler.org> | 2022-12-04 15:22:13 +0100 |
commit | ee650398ec29861a1fe5c8d1a905cc340e82378d (patch) | |
tree | b825f19878b680f2379becd8f72b8d1be62e4af5 /libavfilter/vf_libplacebo.c | |
parent | fc016fd665903b61bcf37c5d23897fe951f5d8e6 (diff) | |
download | ffmpeg-ee650398ec29861a1fe5c8d1a905cc340e82378d.tar.gz |
avfilter/vf_libplacebo: ensure filter hwdevice is a vulkan one
Before this, the filter blindly casts to AVVulkanDeviceContext and
passes invalid values to libplacebo if it's not.
Diffstat (limited to 'libavfilter/vf_libplacebo.c')
-rw-r--r-- | libavfilter/vf_libplacebo.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/libavfilter/vf_libplacebo.c b/libavfilter/vf_libplacebo.c index 3678b60b7d..d3c62d12a4 100644 --- a/libavfilter/vf_libplacebo.c +++ b/libavfilter/vf_libplacebo.c @@ -252,6 +252,7 @@ static int init_vulkan(AVFilterContext *avctx) { int err = 0; LibplaceboContext *s = avctx->priv; + const AVHWDeviceContext *avhwctx; const AVVulkanDeviceContext *hwctx; uint8_t *buf = NULL; size_t buf_len; @@ -261,7 +262,15 @@ static int init_vulkan(AVFilterContext *avctx) return AVERROR(EINVAL); } - hwctx = ((AVHWDeviceContext*) avctx->hw_device_ctx->data)->hwctx; + avhwctx = avctx->hw_device_ctx->data; + + if (avhwctx->type != AV_HWDEVICE_TYPE_VULKAN) { + av_log(s, AV_LOG_ERROR, "Expected vulkan hwdevice for vf_libplacebo, got %s.\n", + av_hwdevice_get_type_name(avhwctx->type)); + return AVERROR(EINVAL); + } + + hwctx = avhwctx->hwctx; /* Import libavfilter vulkan context into libplacebo */ s->vulkan = pl_vulkan_import(s->log, pl_vulkan_import_params( |