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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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d998e03e32
Use the new v4l2_m2m_buf_copy_data helper function and use timestamps to refer to reference frames instead of using buffer indices. Also remove the padding fields in the structs, that's a bad idea. Just use the right types to keep everything aligned. Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl> Tested-by: Paul Kocialkowski <paul.kocialkowski@bootlin.com> Signed-off-by: Mauro Carvalho Chehab <mchehab+samsung@kernel.org>
83 lines
2.3 KiB
C
83 lines
2.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* These are the MPEG2 state controls for use with stateless MPEG-2
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* codec drivers.
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*
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* It turns out that these structs are not stable yet and will undergo
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* more changes. So keep them private until they are stable and ready to
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* become part of the official public API.
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*/
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#ifndef _MPEG2_CTRLS_H_
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#define _MPEG2_CTRLS_H_
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#define V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS (V4L2_CID_MPEG_BASE+250)
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#define V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (V4L2_CID_MPEG_BASE+251)
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/* enum v4l2_ctrl_type type values */
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#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103
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#define V4L2_CTRL_TYPE_MPEG2_QUANTIZATION 0x0104
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#define V4L2_MPEG2_PICTURE_CODING_TYPE_I 1
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#define V4L2_MPEG2_PICTURE_CODING_TYPE_P 2
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#define V4L2_MPEG2_PICTURE_CODING_TYPE_B 3
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#define V4L2_MPEG2_PICTURE_CODING_TYPE_D 4
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struct v4l2_mpeg2_sequence {
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */
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__u16 horizontal_size;
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__u16 vertical_size;
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__u32 vbv_buffer_size;
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */
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__u16 profile_and_level_indication;
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__u8 progressive_sequence;
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__u8 chroma_format;
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};
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struct v4l2_mpeg2_picture {
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */
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__u8 picture_coding_type;
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture coding extension */
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__u8 f_code[2][2];
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__u8 intra_dc_precision;
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__u8 picture_structure;
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__u8 top_field_first;
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__u8 frame_pred_frame_dct;
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__u8 concealment_motion_vectors;
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__u8 q_scale_type;
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__u8 intra_vlc_format;
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__u8 alternate_scan;
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__u8 repeat_first_field;
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__u16 progressive_frame;
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};
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struct v4l2_ctrl_mpeg2_slice_params {
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__u32 bit_size;
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__u32 data_bit_offset;
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__u64 backward_ref_ts;
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__u64 forward_ref_ts;
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struct v4l2_mpeg2_sequence sequence;
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struct v4l2_mpeg2_picture picture;
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Slice */
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__u32 quantiser_scale_code;
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};
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struct v4l2_ctrl_mpeg2_quantization {
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/* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */
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__u8 load_intra_quantiser_matrix;
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__u8 load_non_intra_quantiser_matrix;
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__u8 load_chroma_intra_quantiser_matrix;
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__u8 load_chroma_non_intra_quantiser_matrix;
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__u8 intra_quantiser_matrix[64];
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__u8 non_intra_quantiser_matrix[64];
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__u8 chroma_intra_quantiser_matrix[64];
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__u8 chroma_non_intra_quantiser_matrix[64];
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};
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#endif
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