On Fri, 29 Dec 2017 15:06:09 +0800
Zhong Li <zhong...@intel.com> wrote:
> Add the flag "AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX" to indicate
> AVCodecContext.hw_device_ctx should be set before calling
> avcodec_open2() for qsv decoding.
> It is consistent with examples/qsvdec.c.
>
> It also can make function "hw_device_match_by_codec()" can find qsv
> device successfully.
>
> Signed-off-by: Zhong Li <zhong...@intel.com>
> ---
> libavcodec/qsvdec.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/libavcodec/qsvdec.c b/libavcodec/qsvdec.c
> index 55fe59b..ff1dcf1 100644
> --- a/libavcodec/qsvdec.c
> +++ b/libavcodec/qsvdec.c
> @@ -45,7 +45,8 @@ const AVCodecHWConfigInternal *ff_qsv_hw_configs[] = {
> &(const AVCodecHWConfigInternal) {
> .public = {
> .pix_fmt = AV_PIX_FMT_QSV,
> - .methods = AV_CODEC_HW_CONFIG_METHOD_HW_FRAMES_CTX |
> + .methods = AV_CODEC_HW_CONFIG_METHOD_HW_DEVICE_CTX |
> + AV_CODEC_HW_CONFIG_METHOD_HW_FRAMES_CTX |
> AV_CODEC_HW_CONFIG_METHOD_AD_HOC,
> .device_type = AV_HWDEVICE_TYPE_QSV,
> },
I guess that's correct. It also looks like it supports the INTERNAL
method? (Not sure.)
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