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