forked from Qortal/Brooklyn
90 lines
3.2 KiB
C
90 lines
3.2 KiB
C
/*
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Copyright (c) 2012, Broadcom Europe Ltd
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* 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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* 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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* Neither the name of the copyright holder nor the
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names of its contributors may be used to endorse or promote products
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derived from this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
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DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef VIDTEX_H
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#define VIDTEX_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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/** \file Video-on-texture display.
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* Displays video decoded from a media URI or from camera preview onto an EGL surface.
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*/
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#include <EGL/egl.h>
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#include "interface/vcos/vcos.h"
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#include "interface/vcos/vcos_stdint.h"
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#include "svp.h"
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/** Max length of a vidtex URI */
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#define VIDTEX_MAX_URI 256
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/** Test option - create + destroy EGL image every frame */
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#define VIDTEX_OPT_IMG_PER_FRAME (1 << 0)
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/** Test option - display the Y' plane as greyscale texture */
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#define VIDTEX_OPT_Y_TEXTURE (1 << 1)
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/** Test option - display the U plane as greyscale texture */
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#define VIDTEX_OPT_U_TEXTURE (1 << 2)
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/** Test option - display the V plane as greyscale texture */
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#define VIDTEX_OPT_V_TEXTURE (1 << 3)
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/** Parameters to vidtex run.
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* N.B. Types need to be bitwise copyable, and between C and C++, so don't use pointers, bool
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* or anything else liable for problems.
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*/
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typedef struct VIDTEX_PARAMS_T
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{
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/** Duration of playback, in milliseconds. 0 = default, which is full duration for media and
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* a limited duration for camera.
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*/
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uint32_t duration_ms;
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/** Media URI, or empty string to use camera preview */
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char uri[VIDTEX_MAX_URI];
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/** Test options; bitmask of VIDTEX_OPT_XXX values */
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uint32_t opts;
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} VIDTEX_PARAMS_T;
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/** Run video-on-texture.
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* @param params Parameters to video-on-texture display.
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* @param win Native window handle.
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* @return 0 on success; -1 on failure.
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* It is considered successful if the video decode completed without error and at least
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* one EGL image was shown.
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*/
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int vidtex_run(const VIDTEX_PARAMS_T *params, EGLNativeWindowType win);
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#ifdef __cplusplus
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}
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#endif
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#endif
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