mirror of
https://github.com/outbackdingo/UltraGrid.git
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00801fa3d4
Replace blocking/nonblock/discard flags with numerical timeout for fine-grainer control of latency. The original flags are kept as convenience macros so the API changes is only small as long as non-block (default) or blocking is used.
107 lines
4.6 KiB
C++
107 lines
4.6 KiB
C++
/**
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* @file aja_win32_stub.cpp
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* @author Martin Pulec <pulec@cesnet.cz>
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*
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* This is a stub file importing actual dll. It sets some variables that
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* would be otherwise referenced directly (should_exit, audio_capture_channels).
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*/
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/*
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* Copyright (c) 2017-2018 CESNET z.s.p.o.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, is permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of CESNET nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING,
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* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
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* EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
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* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "host.h"
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#include "lib_common.h"
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#include "video_capture.h"
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#include "video_display.h"
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extern "C" {
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__declspec(dllimport) int vidcap_aja_init(struct vidcap_params *params, void **state);
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__declspec(dllimport) void vidcap_aja_done(void *state);
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__declspec(dllimport) struct video_frame *vidcap_aja_grab(void *state, struct audio_frame **audio);
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__declspec(dllimport) struct vidcap_type *vidcap_aja_probe(bool, void (**)(void *));
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__declspec(dllimport) volatile bool *aja_should_exit;
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__declspec(dllimport) unsigned int *aja_audio_capture_channels;
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}
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static int vidcap_aja_init_proxy(struct vidcap_params *params, void **state) {
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aja_should_exit = &should_exit;
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aja_audio_capture_channels = &audio_capture_channels;
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return vidcap_aja_init(params, state);
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}
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static const struct video_capture_info vidcap_aja_info = {
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vidcap_aja_probe,
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vidcap_aja_init_proxy,
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vidcap_aja_done,
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vidcap_aja_grab,
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VIDCAP_NO_GENERIC_FPS_INDICATOR,
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};
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REGISTER_MODULE(aja, &vidcap_aja_info, LIBRARY_CLASS_VIDEO_CAPTURE, VIDEO_CAPTURE_ABI_VERSION);
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extern "C" {
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__declspec(dllimport) int display_aja_get_property(void *state, int property, void *val, size_t *len);
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__declspec(dllimport) void display_aja_probe(struct device_info **available_cards, int *count, void (**deleter)(void *));
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__declspec(dllimport) void display_aja_run(void * /* arg */);
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__declspec(dllimport) int display_aja_reconfigure(void *state, struct video_desc desc);
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__declspec(dllimport) void *display_aja_init(struct module * /* parent */, const char *fmt, unsigned int flags);
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__declspec(dllimport) void display_aja_done(void *state);
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__declspec(dllimport) struct video_frame *display_aja_getf(void *state);
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__declspec(dllimport) int display_aja_putf(void *state, struct video_frame *frame, long long nonblock);
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__declspec(dllimport) void display_aja_put_audio_frame(void *state, const struct audio_frame *frame);
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__declspec(dllimport) int display_aja_reconfigure_audio(void *state, int quant_samples, int channels,
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int sample_rate);
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__declspec(dllimport) int *aja_display_init_noerr;
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}
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static void *display_aja_init_proxy(struct module *parent, const char *fmt, unsigned int flags) {
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aja_display_init_noerr = &display_init_noerr;
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return display_aja_init(parent, fmt, flags);
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}
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static const struct video_display_info display_aja_info = {
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display_aja_probe,
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display_aja_init_proxy,
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display_aja_run,
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display_aja_done,
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display_aja_getf,
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display_aja_putf,
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display_aja_reconfigure,
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display_aja_get_property,
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display_aja_put_audio_frame,
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display_aja_reconfigure_audio,
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DISPLAY_DOESNT_NEED_MAINLOOP,
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DISPLAY_NO_GENERIC_FPS_INDICATOR,
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};
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REGISTER_MODULE(aja, &display_aja_info, LIBRARY_CLASS_VIDEO_DISPLAY, VIDEO_DISPLAY_ABI_VERSION);
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