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https://github.com/mpv-player/mpv
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21 lines
866 B
C
21 lines
866 B
C
#pragma once
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// This is a helper for implementing thread-safety for DR callbacks. These need
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// to allocate GPU buffers on the GPU thread (e.g. OpenGL with its forced TLS),
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// and the buffers also need to be freed on the GPU thread.
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struct dr_helper;
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struct mp_image;
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struct mp_dispatch_queue;
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// This MUST be called on the "target" thread (it will call pthread_self()).
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// dr_helper_get_image() calls will use the dispatch queue to run get_image on
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// the target thread too.
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struct dr_helper *dr_helper_create(struct mp_dispatch_queue *dispatch,
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struct mp_image *(*get_image)(void *ctx, int imgfmt, int w, int h,
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int stride_align),
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void *get_image_ctx);
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struct mp_image *dr_helper_get_image(struct dr_helper *dr, int imgfmt,
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int w, int h, int stride_align);
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