linux/drivers/media/platform/st/sti/delta/delta-mjpeg.h
Mauro Carvalho Chehab e7b8153e2a media: platform: place stm32/ and sti/ under st/ dir
As the end goal is to have platform drivers split by vendor,
move both stm32/ and sti/ for them to be inside st/ directory.

Acked-by: Hugues Fruchet <hugues.fruchet@st.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>
2022-03-18 05:58:34 +01:00

35 lines
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C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) STMicroelectronics SA 2013
* Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics.
*/
#ifndef DELTA_MJPEG_H
#define DELTA_MJPEG_H
#include "delta.h"
struct mjpeg_component {
unsigned int id;/* 1=Y, 2=Cb, 3=Cr, 4=L, 5=Q */
unsigned int h_sampling_factor;
unsigned int v_sampling_factor;
unsigned int quant_table_index;
};
#define MJPEG_MAX_COMPONENTS 5
struct mjpeg_header {
unsigned int length;
unsigned int sample_precision;
unsigned int frame_width;
unsigned int frame_height;
unsigned int nb_of_components;
struct mjpeg_component components[MJPEG_MAX_COMPONENTS];
};
int delta_mjpeg_read_header(struct delta_ctx *pctx,
unsigned char *data, unsigned int size,
struct mjpeg_header *header,
unsigned int *data_offset);
#endif /* DELTA_MJPEG_H */