mirror of https://github.com/mpv-player/mpv
61 lines
2.5 KiB
C
61 lines
2.5 KiB
C
#pragma once
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#include "filter.h"
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// A filter which automatically creates and uses a conversion filter based on
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// the filter settings, or passes through data unchanged if no conversion is
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// required.
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struct mp_autoconvert {
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// f->pins[0] is input, f->pins[1] is output
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struct mp_filter *f;
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// If this is set, the callback is invoked (from the process function), and
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// further data flow is blocked until mp_autoconvert_format_change_continue()
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// is called. The idea is that you can reselect the output parameters on
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// format changes and continue filtering when ready.
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void (*on_audio_format_change)(void *opaque);
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void *on_audio_format_change_opaque;
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};
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// (to free this, free the filter itself, mp_autoconvert.f)
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struct mp_autoconvert *mp_autoconvert_create(struct mp_filter *parent);
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// Add the imgfmt as allowed video image format, and error on non-video frames.
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// Each call adds to the list of allowed formats. Before the first call, all
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// formats are allowed (even non-video).
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// subfmt can be used to specify underlying surface formats for hardware formats,
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// otherwise must be 0.
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void mp_autoconvert_add_imgfmt(struct mp_autoconvert *c, int imgfmt, int subfmt);
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// Add the formats supported by the hwdec interops (or essentially refine them),
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// and trigger conversion if hw_subfmts mismatch. This is mostly a hack for
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// D3D11/ANGLE (which supports NV12 only).
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// Must be called mp_autoconvert_add_imgfmt(), and overrides them where formats
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// collide.
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struct mp_hwdec_devices;
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void mp_autoconvert_add_vo_hwdec_subfmts(struct mp_autoconvert *c,
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struct mp_hwdec_devices *devs);
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// Add afmt (an AF_FORMAT_* value) as allowed audio format.
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// See mp_autoconvert_add_imgfmt() for other remarks.
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void mp_autoconvert_add_afmt(struct mp_autoconvert *c, int afmt);
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// Add allowed audio channel configuration.
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struct mp_chmap;
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void mp_autoconvert_add_chmap(struct mp_autoconvert *c, struct mp_chmap *chmap);
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// Add allowed audio sample rate.
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void mp_autoconvert_add_srate(struct mp_autoconvert *c, int rate);
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// Reset set of allowed formats back to initial state. (This does not flush
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// any frames or remove currently active filters, although to get reasonable
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// behavior, you need to readd all previously allowed formats, or reset the
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// filter.)
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void mp_autoconvert_clear(struct mp_autoconvert *c);
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// See mp_autoconvert.on_audio_format_change.
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void mp_autoconvert_format_change_continue(struct mp_autoconvert *c);
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// vf_d3d11vpp.c
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struct mp_filter *vf_d3d11_create_outconv(struct mp_filter *parent);
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