[FFmpeg-devel] [PATCH v2 1/2] lavc/d3d12va: remove unused variables

Xiang, Haihao haihao.xiang at intel.com
Wed Jan 17 08:22:39 EET 2024


On Ma, 2024-01-15 at 10:34 +0800, tong1.wu-at-intel.com at ffmpeg.org wrote:
> From: Tong Wu <tong1.wu at intel.com>
> 
> Signed-off-by: Tong Wu <tong1.wu at intel.com>
> ---
>  libavcodec/d3d12va_av1.c    | 18 +++++-------------
>  libavcodec/d3d12va_decode.c |  9 ++-------
>  libavcodec/d3d12va_h264.c   |  4 ----
>  libavcodec/d3d12va_hevc.c   |  5 -----
>  libavcodec/d3d12va_vc1.c    |  3 ---
>  libavcodec/d3d12va_vp9.c    |  4 ----
>  6 files changed, 7 insertions(+), 36 deletions(-)
> 
> diff --git a/libavcodec/d3d12va_av1.c b/libavcodec/d3d12va_av1.c
> index 6a3543353f..5f96f7da04 100644
> --- a/libavcodec/d3d12va_av1.c
> +++ b/libavcodec/d3d12va_av1.c
> @@ -108,11 +108,8 @@ static int d3d12va_av1_decode_slice(AVCodecContext
> *avctx,
>  
>  static int update_input_arguments(AVCodecContext *avctx,
> D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS *input_args, ID3D12Resource *buffer)
>  {
> -    D3D12VADecodeContext    *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext       *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext  *frames_hwctx = frames_ctx->hwctx;
> -    const AV1DecContext     *h            = avctx->priv_data;
> -    AV1DecodePictureContext *ctx_pic      = h-
> >cur_frame.hwaccel_picture_private;
> +    const AV1DecContext     *h       = avctx->priv_data;
> +    AV1DecodePictureContext *ctx_pic = h->cur_frame.hwaccel_picture_private;
>      uint8_t *mapped_data;
>  
>      D3D12_VIDEO_DECODE_FRAME_ARGUMENT *args = &input_args-
> >FrameArguments[input_args->NumFrameArguments++];
> @@ -142,7 +139,6 @@ static int d3d12va_av1_end_frame(AVCodecContext *avctx)
>  {
>      int ret;
>      const AV1DecContext     *h       = avctx->priv_data;
> -    D3D12VADecodeContext    *ctx     = D3D12VA_DECODE_CONTEXT(avctx);
>      AV1DecodePictureContext *ctx_pic = h->cur_frame.hwaccel_picture_private;
>  
>      if (ctx_pic->tiles <= 0 || ctx_pic->bitstream_size <= 0)
> @@ -156,10 +152,8 @@ static int d3d12va_av1_end_frame(AVCodecContext *avctx)
>  
>  static int d3d12va_av1_decode_init(AVCodecContext *avctx)
>  {
> -    const AV1DecContext     *h       = avctx->priv_data;
> -    D3D12VADecodeContext    *ctx     = D3D12VA_DECODE_CONTEXT(avctx);
> -    D3D12AV1DecodeContext   *av1_ctx = D3D12_AV1_DECODE_CONTEXT(avctx);
> -    AV1DecodePictureContext *ctx_pic = h->cur_frame.hwaccel_picture_private;
> +    D3D12VADecodeContext  *ctx     = D3D12VA_DECODE_CONTEXT(avctx);
> +    D3D12AV1DecodeContext *av1_ctx = D3D12_AV1_DECODE_CONTEXT(avctx);
>      DXVA_PicParams_AV1 pp;
>  
>      int ret;
> @@ -186,9 +180,7 @@ static int d3d12va_av1_decode_init(AVCodecContext *avctx)
>  
>  static int d3d12va_av1_decode_uninit(AVCodecContext *avctx)
>  {
> -    const AV1DecContext     *h       = avctx->priv_data;
> -    D3D12AV1DecodeContext   *ctx     = D3D12_AV1_DECODE_CONTEXT(avctx);
> -    AV1DecodePictureContext *ctx_pic = h->cur_frame.hwaccel_picture_private;
> +    D3D12AV1DecodeContext *ctx = D3D12_AV1_DECODE_CONTEXT(avctx);
>  
>      if (ctx->bitstream_buffer)
>          av_freep(&ctx->bitstream_buffer);
> diff --git a/libavcodec/d3d12va_decode.c b/libavcodec/d3d12va_decode.c
> index c5c599675e..ae2f577e25 100644
> --- a/libavcodec/d3d12va_decode.c
> +++ b/libavcodec/d3d12va_decode.c
> @@ -265,8 +265,7 @@ fail:
>  
>  int ff_d3d12va_common_frame_params(AVCodecContext *avctx, AVBufferRef
> *hw_frames_ctx)
>  {
> -    AVHWFramesContext      *frames_ctx   = (AVHWFramesContext
> *)hw_frames_ctx->data;
> -    AVHWDeviceContext      *device_ctx   = frames_ctx->device_ctx;
> +    AVHWFramesContext *frames_ctx = (AVHWFramesContext *)hw_frames_ctx->data;
>  
>      frames_ctx->format    = AV_PIX_FMT_D3D12;
>      frames_ctx->sw_format = avctx->sw_pix_fmt == AV_PIX_FMT_YUV420P10 ?
> AV_PIX_FMT_P010 : AV_PIX_FMT_NV12;
> @@ -407,9 +406,7 @@ int ff_d3d12va_decode_uninit(AVCodecContext *avctx)
>  static inline int d3d12va_update_reference_frames_state(AVCodecContext
> *avctx, D3D12_RESOURCE_BARRIER *barriers,
>                                                          ID3D12Resource
> *current_resource, int state_before, int state_end)
>  {
> -    D3D12VADecodeContext   *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext      *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext *frames_hwctx = frames_ctx->hwctx;
> +    D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx);
>  
>      int num_barrier = 0;
>      for (int i = 0; i < ctx->max_num_ref; i++) {
> @@ -436,8 +433,6 @@ int ff_d3d12va_common_end_frame(AVCodecContext *avctx,
> AVFrame *frame,
>  {
>      int ret;
>      D3D12VADecodeContext   *ctx               =
> D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext      *frames_ctx        =
> D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext *frames_hwctx      = frames_ctx->hwctx;
>      ID3D12Resource         *buffer            = NULL;
>      ID3D12CommandAllocator *command_allocator = NULL;
>      AVD3D12VAFrame         *f                 = (AVD3D12VAFrame *)frame-
> >data[0];
> diff --git a/libavcodec/d3d12va_h264.c b/libavcodec/d3d12va_h264.c
> index 24e1c523fa..e89c90995c 100644
> --- a/libavcodec/d3d12va_h264.c
> +++ b/libavcodec/d3d12va_h264.c
> @@ -104,10 +104,6 @@ static int d3d12va_h264_decode_slice(AVCodecContext
> *avctx, const uint8_t *buffe
>  #define START_CODE_SIZE 3
>  static int update_input_arguments(AVCodecContext *avctx,
> D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS *input_args, ID3D12Resource *buffer)
>  {
> -    D3D12VADecodeContext     *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext        *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext   *frames_hwctx = frames_ctx->hwctx;
> -
>      const H264Context        *h               = avctx->priv_data;
>      const H264Picture        *current_picture = h->cur_pic_ptr;
>      H264DecodePictureContext *ctx_pic         = current_picture-
> >hwaccel_picture_private;
> diff --git a/libavcodec/d3d12va_hevc.c b/libavcodec/d3d12va_hevc.c
> index 7e0c295a2d..a6a3b802f9 100644
> --- a/libavcodec/d3d12va_hevc.c
> +++ b/libavcodec/d3d12va_hevc.c
> @@ -98,10 +98,6 @@ static int d3d12va_hevc_decode_slice(AVCodecContext *avctx,
> const uint8_t *buffe
>  #define START_CODE_SIZE 3
>  static int update_input_arguments(AVCodecContext *avctx,
> D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS *input_args, ID3D12Resource *buffer)
>  {
> -    D3D12VADecodeContext   *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext      *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext *frames_hwctx = frames_ctx->hwctx;
> -
>      const HEVCContext        *h               = avctx->priv_data;
>      const HEVCFrame          *current_picture = h->ref;
>      HEVCDecodePictureContext *ctx_pic         = current_picture-
> >hwaccel_picture_private;
> @@ -166,7 +162,6 @@ static int d3d12va_hevc_end_frame(AVCodecContext *avctx)
>  
>  static int d3d12va_hevc_decode_init(AVCodecContext *avctx)
>  {
> -    HEVCContext          *h   = avctx->priv_data;
>      D3D12VADecodeContext *ctx = D3D12VA_DECODE_CONTEXT(avctx);
>      DXVA_PicParams_HEVC pp;
>  
> diff --git a/libavcodec/d3d12va_vc1.c b/libavcodec/d3d12va_vc1.c
> index 3d15abd1f1..b39b03ab45 100644
> --- a/libavcodec/d3d12va_vc1.c
> +++ b/libavcodec/d3d12va_vc1.c
> @@ -95,9 +95,6 @@ static int d3d12va_vc1_decode_slice(AVCodecContext *avctx,
> const uint8_t *buffer
>  
>  static int update_input_arguments(AVCodecContext *avctx,
> D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS *input_args, ID3D12Resource *buffer)
>  {
> -    D3D12VADecodeContext      *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext         *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext    *frames_hwctx = frames_ctx->hwctx;
>      const VC1Context *v                     = avctx->priv_data;
>      const MpegEncContext      *s            = &v->s;
>      D3D12DecodePictureContext *ctx_pic      = s->current_picture_ptr-
> >hwaccel_picture_private;
> diff --git a/libavcodec/d3d12va_vp9.c b/libavcodec/d3d12va_vp9.c
> index d6dfc905d9..5a1cb0187d 100644
> --- a/libavcodec/d3d12va_vp9.c
> +++ b/libavcodec/d3d12va_vp9.c
> @@ -85,10 +85,6 @@ static int d3d12va_vp9_decode_slice(AVCodecContext *avctx,
> const uint8_t *buffer
>  
>  static int update_input_arguments(AVCodecContext *avctx,
> D3D12_VIDEO_DECODE_INPUT_STREAM_ARGUMENTS *input_args, ID3D12Resource *buffer)
>  {
> -    D3D12VADecodeContext   *ctx          = D3D12VA_DECODE_CONTEXT(avctx);
> -    AVHWFramesContext      *frames_ctx   = D3D12VA_FRAMES_CONTEXT(avctx);
> -    AVD3D12VAFramesContext *frames_hwctx = frames_ctx->hwctx;
> -
>      const VP9SharedContext  *h       = avctx->priv_data;
>      VP9DecodePictureContext *ctx_pic = h-
> >frames[CUR_FRAME].hwaccel_picture_private;
>  

Patchset LGTM, 

Thanks
Haihao




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