huxi
60 lines
1.3 KiB
C
60 lines
1.3 KiB
C
#ifndef VIDEOBUF_H
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#define VIDEOBUF_H
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#include "typedef.h"
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#include "generic/list.h"
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#include "generic/ioctl.h"
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#include "generic/lbuf.h"
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#include "video_ioctl.h"
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#include "video.h"
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void videobuf_queue_init(struct videobuf_queue *q, int align, const char *name);
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int videobuf_reqbufs(struct videobuf_queue *q, struct video_reqbufs *req);
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int videobuf_snoop_buf(struct videobuf_queue *q, struct video_buffer *b);
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int videobuf_dqbuf(struct videobuf_queue *q, struct video_buffer *b);
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int videobuf_qbuf(struct videobuf_queue *q, struct video_buffer *b);
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int videobuf_streamon(struct videobuf_queue *q, u8 *channel);
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int videobuf_streamoff(struct videobuf_queue *q, u8 channel);
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int videobuf_clear_stream(struct videobuf_queue *q, u8 channel);
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struct videobuf_buffer *videobuf_stream_alloc(struct videobuf_queue *q, u32 size);
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struct videobuf_buffer *videobuf_stream_realloc(struct videobuf_queue *q,
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struct videobuf_buffer *b, int size);
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u32 videobuf_stream_free_space(struct videobuf_queue *q);
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void videobuf_stream_free(struct videobuf_queue *q, struct videobuf_buffer *b);
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int videobuf_stream_finish(struct videobuf_queue *q, struct videobuf_buffer *b);
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int videobuf_query(struct videobuf_queue *q, struct videobuf_state *sta);
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void videobuf_queue_release(struct videobuf_queue *q);
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#endif
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