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35 lines
862 B
35 lines
862 B
/* 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 <[email protected]> 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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