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libobs/media-io/video-io.h

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+/******************************************************************************
+    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 3 of the License, or
+    (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/>.
+******************************************************************************/
+
+#ifndef VIDEO_IO_H
+#define VIDEO_IO_H
+
+#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;
+
+struct video_frame {
+	const void *data;
+	uint32_t   row_size;
+	uint64_t   timestamp;
+};
+
+struct video_info {
+	const char *name;
+	const char *format;
+
+	uint32_t   fps_num; /* numerator */
+	uint32_t   fps_den; /* denominator */
+	uint32_t   width;
+	uint32_t   height;
+};
+
+#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 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
+
+#endif