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Subject: media: uapi: mpeg2: Move reference buffer fields Author: Ezequiel Garcia <[email protected]> Date: Thu Apr 29 16:48:13 2021 +0200 The forward and backwards references are specified per-picture and not per-slice. Move it to V4L2_CID_MPEG_VIDEO_MPEG2_PICTURE. Signed-off-by: Ezequiel Garcia <[email protected]> Tested-by: Jernej Skrabec <[email protected]> Reviewed-by: Jernej Skrabec <[email protected]> Tested-by: Daniel Almeida <[email protected]> Signed-off-by: Hans Verkuil <[email protected]> Signed-off-by: Mauro Carvalho Chehab <[email protected]> .../userspace-api/media/v4l/ext-ctrls-codec.rst | 28 +++++++++++----------- drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c | 6 ++--- .../staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c | 6 ++--- drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c | 4 ++-- include/media/mpeg2-ctrls.h | 16 ++++++------- 5 files changed, 28 insertions(+), 32 deletions(-) --- diff --git a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst index f96a2dcb22cc..1765b2a1129d 100644 --- a/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst +++ b/Documentation/userspace-api/media/v4l/ext-ctrls-codec.rst @@ -1636,20 +1636,6 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - * - __u32 - ``data_bit_offset`` - Offset (in bits) to the video data in the current slice data. - * - __u64 - - ``backward_ref_ts`` - - Timestamp of the V4L2 capture buffer to use as backward reference, used - with B-coded and P-coded frames. The timestamp refers to the - ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the - :c:func:`v4l2_timeval_to_ns()` function to convert the struct - :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64. - * - __u64 - - ``forward_ref_ts`` - - Timestamp for the V4L2 capture buffer to use as forward reference, used - with B-coded frames. The timestamp refers to the ``timestamp`` field in - struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()` - function to convert the struct :c:type:`timeval` in struct - :c:type:`v4l2_buffer` to a __u64. * - __u32 - ``quantiser_scale_code`` - Code used to determine the quantization scale to use for the IDCT. @@ -1742,6 +1728,20 @@ enum v4l2_mpeg_video_h264_hierarchical_coding_type - :stub-columns: 0 :widths: 1 1 2 + * - __u64 + - ``backward_ref_ts`` + - Timestamp of the V4L2 capture buffer to use as backward reference, used + with B-coded and P-coded frames. The timestamp refers to the + ``timestamp`` field in struct :c:type:`v4l2_buffer`. Use the + :c:func:`v4l2_timeval_to_ns()` function to convert the struct + :c:type:`timeval` in struct :c:type:`v4l2_buffer` to a __u64. + * - __u64 + - ``forward_ref_ts`` + - Timestamp for the V4L2 capture buffer to use as forward reference, used + with B-coded frames. The timestamp refers to the ``timestamp`` field in + struct :c:type:`v4l2_buffer`. Use the :c:func:`v4l2_timeval_to_ns()` + function to convert the struct :c:type:`timeval` in struct + :c:type:`v4l2_buffer` to a __u64. * - __u32 - ``flags`` - See :ref:`MPEG-2 Picture Flags <mpeg2_picture_flags>`. diff --git a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c index fd61e1fae30e..19c897cbd348 100644 --- a/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c +++ b/drivers/staging/media/hantro/hantro_g1_mpeg2_dec.c @@ -101,12 +101,10 @@ hantro_g1_mpeg2_dec_set_buffers(struct hantro_dev *vpu, struct hantro_ctx *ctx, switch (pic->picture_coding_type) { case V4L2_MPEG2_PIC_CODING_TYPE_B: - backward_addr = hantro_get_ref(ctx, - slice_params->backward_ref_ts); + backward_addr = hantro_get_ref(ctx, pic->backward_ref_ts); fallthrough; case V4L2_MPEG2_PIC_CODING_TYPE_P: - forward_addr = hantro_get_ref(ctx, - slice_params->forward_ref_ts); + forward_addr = hantro_get_ref(ctx, pic->forward_ref_ts); } /* Source bitstream buffer */ diff --git a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c index 5b383906af59..18bd14704ebf 100644 --- a/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c +++ b/drivers/staging/media/hantro/rk3399_vpu_hw_mpeg2_dec.c @@ -104,12 +104,10 @@ rk3399_vpu_mpeg2_dec_set_buffers(struct hantro_dev *vpu, switch (pic->picture_coding_type) { case V4L2_MPEG2_PIC_CODING_TYPE_B: - backward_addr = hantro_get_ref(ctx, - slice_params->backward_ref_ts); + backward_addr = hantro_get_ref(ctx, pic->backward_ref_ts); fallthrough; case V4L2_MPEG2_PIC_CODING_TYPE_P: - forward_addr = hantro_get_ref(ctx, - slice_params->forward_ref_ts); + forward_addr = hantro_get_ref(ctx, pic->forward_ref_ts); } /* Source bitstream buffer */ diff --git a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c index 65a175c6a5c2..16e99792cf42 100644 --- a/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c +++ b/drivers/staging/media/sunxi/cedrus/cedrus_mpeg2.c @@ -128,14 +128,14 @@ static void cedrus_mpeg2_setup(struct cedrus_ctx *ctx, struct cedrus_run *run) vq = v4l2_m2m_get_vq(ctx->fh.m2m_ctx, V4L2_BUF_TYPE_VIDEO_CAPTURE); - forward_idx = vb2_find_timestamp(vq, slice_params->forward_ref_ts, 0); + forward_idx = vb2_find_timestamp(vq, pic->forward_ref_ts, 0); fwd_luma_addr = cedrus_dst_buf_addr(ctx, forward_idx, 0); fwd_chroma_addr = cedrus_dst_buf_addr(ctx, forward_idx, 1); cedrus_write(dev, VE_DEC_MPEG_FWD_REF_LUMA_ADDR, fwd_luma_addr); cedrus_write(dev, VE_DEC_MPEG_FWD_REF_CHROMA_ADDR, fwd_chroma_addr); - backward_idx = vb2_find_timestamp(vq, slice_params->backward_ref_ts, 0); + backward_idx = vb2_find_timestamp(vq, pic->backward_ref_ts, 0); bwd_luma_addr = cedrus_dst_buf_addr(ctx, backward_idx, 0); bwd_chroma_addr = cedrus_dst_buf_addr(ctx, backward_idx, 1); diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h index b4a6aa16d4c0..922ca2243f44 100644 --- a/include/media/mpeg2-ctrls.h +++ b/include/media/mpeg2-ctrls.h @@ -77,6 +77,12 @@ struct v4l2_ctrl_mpeg2_sequence { * All the members on this structure match the picture header and picture * coding extension syntaxes as specified by the MPEG-2 specification. * + * @backward_ref_ts: timestamp of the V4L2 capture buffer to use as + * reference for backward prediction. + * @forward_ref_ts: timestamp of the V4L2 capture buffer to use as + * reference for forward prediction. These timestamp refers to the + * timestamp field in struct v4l2_buffer. Use v4l2_timeval_to_ns() + * to convert the struct timeval to a __u64. * @flags: see V4L2_MPEG2_PIC_FLAG_{}. * @f_code[2][2]: see MPEG-2 specification. * @picture_coding_type: see MPEG-2 specification. @@ -85,6 +91,8 @@ struct v4l2_ctrl_mpeg2_sequence { * @reserved: padding field. Should be zeroed by applications. */ struct v4l2_ctrl_mpeg2_picture { + __u64 backward_ref_ts; + __u64 forward_ref_ts; __u32 flags; __u8 f_code[2][2]; __u8 picture_coding_type; @@ -96,12 +104,6 @@ struct v4l2_ctrl_mpeg2_picture { /** * struct v4l2_ctrl_mpeg2_slice_params - MPEG-2 slice header * - * @backward_ref_ts: timestamp of the V4L2 capture buffer to use as - * reference for backward prediction. - * @forward_ref_ts: timestamp of the V4L2 capture buffer to use as - * reference for forward prediction. These timestamp refers to the - * timestamp field in struct v4l2_buffer. Use v4l2_timeval_to_ns() - * to convert the struct timeval to a __u64. * @quantiser_scale_code: quantiser scale integer matching an * homonymous syntax element. * @reserved: padding field. Should be zeroed by applications. @@ -109,8 +111,6 @@ struct v4l2_ctrl_mpeg2_picture { struct v4l2_ctrl_mpeg2_slice_params { __u32 bit_size; __u32 data_bit_offset; - __u64 backward_ref_ts; - __u64 forward_ref_ts; __u32 quantiser_scale_code; __u32 reserved; }; _______________________________________________ linuxtv-commits mailing list [email protected] https://www.linuxtv.org/cgi-bin/mailman/listinfo/linuxtv-commits
