obs-studio/libobs/media-io/video-io.h

88 lines
2.5 KiB
C
Raw Normal View History

2013-09-30 19:37:13 -07:00
/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
2013-09-30 19:37:13 -07:00
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#pragma once
2013-09-30 19:37:13 -07:00
#include "../util/c99defs.h"
#include "media-io.h"
#ifdef __cplusplus
extern "C" {
#endif
/*
* Base video output component. Use this to create an video output track
* for the media.
*/
struct video_output;
typedef struct video_output *video_t;
enum video_format {
VIDEO_FORMAT_UNKNOWN,
/* planar 420 format */
VIDEO_FORMAT_I420, /* three-plane */
VIDEO_FORMAT_NV12, /* two-plane, lum and packed chroma */
/* packed 422 formats */
VIDEO_FORMAT_YVYU,
VIDEO_FORMAT_YUY2, /* YUYV */
VIDEO_FORMAT_UYVY,
/* packed uncompressed formats */
VIDEO_FORMAT_YUVX,
VIDEO_FORMAT_UYVX,
VIDEO_FORMAT_RGBA,
VIDEO_FORMAT_BGRA,
VIDEO_FORMAT_BGRX,
};
2013-09-30 19:37:13 -07:00
struct video_frame {
const void *data;
uint32_t row_size; /* for RGB/BGR formats and UYVX */
uint64_t timestamp;
2013-09-30 19:37:13 -07:00
};
struct video_info {
const char *name;
enum video_format type;
uint32_t fps_num; /* numerator */
uint32_t fps_den; /* denominator */
uint32_t width;
uint32_t height;
2013-09-30 19:37:13 -07:00
};
#define VIDEO_OUTPUT_SUCCESS 0
#define VIDEO_OUTPUT_INVALIDPARAM -1
#define VIDEO_OUTPUT_FAIL -2
EXPORT int video_output_open(video_t *video, media_t media,
struct video_info *info);
EXPORT const struct video_info *video_output_getinfo(video_t video);
2013-09-30 19:37:13 -07:00
EXPORT void video_output_frame(video_t video, struct video_frame *frame);
EXPORT bool video_output_wait(video_t video);
EXPORT uint64_t video_getframetime(video_t video);
EXPORT uint64_t video_gettime(video_t video);
EXPORT void video_output_stop(video_t video);
EXPORT void video_output_close(video_t video);
#ifdef __cplusplus
}
#endif