diff options
Diffstat (limited to 'include/media')
| -rw-r--r-- | include/media/media-request.h | 2 | ||||
| -rw-r--r-- | include/media/mpeg2-ctrls.h | 86 | ||||
| -rw-r--r-- | include/media/v4l2-ctrls.h | 6 | ||||
| -rw-r--r-- | include/media/v4l2-mem2mem.h | 2 | ||||
| -rw-r--r-- | include/media/videobuf2-core.h | 2 |
5 files changed, 96 insertions, 2 deletions
diff --git a/include/media/media-request.h b/include/media/media-request.h index 0ce75c35131f..bd36d7431698 100644 --- a/include/media/media-request.h +++ b/include/media/media-request.h @@ -68,7 +68,7 @@ struct media_request { unsigned int access_count; struct list_head objects; unsigned int num_incomplete_objects; - struct wait_queue_head poll_wait; + wait_queue_head_t poll_wait; spinlock_t lock; }; diff --git a/include/media/mpeg2-ctrls.h b/include/media/mpeg2-ctrls.h new file mode 100644 index 000000000000..d21f40edc09e --- /dev/null +++ b/include/media/mpeg2-ctrls.h @@ -0,0 +1,86 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * These are the MPEG2 state controls for use with stateless MPEG-2 + * codec drivers. + * + * It turns out that these structs are not stable yet and will undergo + * more changes. So keep them private until they are stable and ready to + * become part of the official public API. + */ + +#ifndef _MPEG2_CTRLS_H_ +#define _MPEG2_CTRLS_H_ + +#define V4L2_CID_MPEG_VIDEO_MPEG2_SLICE_PARAMS (V4L2_CID_MPEG_BASE+250) +#define V4L2_CID_MPEG_VIDEO_MPEG2_QUANTIZATION (V4L2_CID_MPEG_BASE+251) + +/* enum v4l2_ctrl_type type values */ +#define V4L2_CTRL_TYPE_MPEG2_SLICE_PARAMS 0x0103 +#define V4L2_CTRL_TYPE_MPEG2_QUANTIZATION 0x0104 + +#define V4L2_MPEG2_PICTURE_CODING_TYPE_I 1 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_P 2 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_B 3 +#define V4L2_MPEG2_PICTURE_CODING_TYPE_D 4 + +struct v4l2_mpeg2_sequence { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence header */ + __u16 horizontal_size; + __u16 vertical_size; + __u32 vbv_buffer_size; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Sequence extension */ + __u8 profile_and_level_indication; + __u8 progressive_sequence; + __u8 chroma_format; + __u8 pad; +}; + +struct v4l2_mpeg2_picture { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture header */ + __u8 picture_coding_type; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Picture coding extension */ + __u8 f_code[2][2]; + __u8 intra_dc_precision; + __u8 picture_structure; + __u8 top_field_first; + __u8 frame_pred_frame_dct; + __u8 concealment_motion_vectors; + __u8 q_scale_type; + __u8 intra_vlc_format; + __u8 alternate_scan; + __u8 repeat_first_field; + __u8 progressive_frame; + __u8 pad; +}; + +struct v4l2_ctrl_mpeg2_slice_params { + __u32 bit_size; + __u32 data_bit_offset; + + struct v4l2_mpeg2_sequence sequence; + struct v4l2_mpeg2_picture picture; + + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Slice */ + __u8 quantiser_scale_code; + + __u8 backward_ref_index; + __u8 forward_ref_index; + __u8 pad; +}; + +struct v4l2_ctrl_mpeg2_quantization { + /* ISO/IEC 13818-2, ITU-T Rec. H.262: Quant matrix extension */ + __u8 load_intra_quantiser_matrix; + __u8 load_non_intra_quantiser_matrix; + __u8 load_chroma_intra_quantiser_matrix; + __u8 load_chroma_non_intra_quantiser_matrix; + + __u8 intra_quantiser_matrix[64]; + __u8 non_intra_quantiser_matrix[64]; + __u8 chroma_intra_quantiser_matrix[64]; + __u8 chroma_non_intra_quantiser_matrix[64]; +}; + +#endif diff --git a/include/media/v4l2-ctrls.h b/include/media/v4l2-ctrls.h index 83ce0593b275..d63cf227b0ab 100644 --- a/include/media/v4l2-ctrls.h +++ b/include/media/v4l2-ctrls.h @@ -22,6 +22,12 @@ #include <linux/videodev2.h> #include <media/media-request.h> +/* + * Include the mpeg2 stateless codec compound control definitions. + * This will move to the public headers once this API is fully stable. + */ +#include <media/mpeg2-ctrls.h> + /* forward references */ struct file; struct v4l2_ctrl_handler; diff --git a/include/media/v4l2-mem2mem.h b/include/media/v4l2-mem2mem.h index 58c1ecf3d648..5467264771ec 100644 --- a/include/media/v4l2-mem2mem.h +++ b/include/media/v4l2-mem2mem.h @@ -624,7 +624,7 @@ v4l2_m2m_dst_buf_remove_by_idx(struct v4l2_m2m_ctx *m2m_ctx, unsigned int idx) /* v4l2 request helper */ -void vb2_m2m_request_queue(struct media_request *req); +void v4l2_m2m_request_queue(struct media_request *req); /* v4l2 ioctl helpers */ diff --git a/include/media/videobuf2-core.h b/include/media/videobuf2-core.h index e86981d615ae..4a737b2c610b 100644 --- a/include/media/videobuf2-core.h +++ b/include/media/videobuf2-core.h @@ -239,6 +239,7 @@ struct vb2_queue; * @num_planes: number of planes in the buffer * on an internal driver queue. * @timestamp: frame timestamp in ns. + * @request: the request this buffer is associated with. * @req_obj: used to bind this buffer to a request. This * request object has a refcount. */ @@ -249,6 +250,7 @@ struct vb2_buffer { unsigned int memory; unsigned int num_planes; u64 timestamp; + struct media_request *request; struct media_request_object req_obj; /* private: internal use only |