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/*****************************************************************
* gmerlin-encoders - encoder plugins for gmerlin
*
* Copyright (c) 2001 - 2012 Members of the Gmerlin project
* gmerlin-general@lists.sourceforge.net
* http://gmerlin.sourceforge.net
*
* 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
* (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/>.
* *****************************************************************/
/* Common defintions and routines for creating y4m streams */
typedef struct
{
gavl_video_format_t format;
/* For checking if an incoming frame can be read without memcpying */
int strides[4];
int chroma_mode;
y4m_stream_info_t si;
y4m_frame_info_t fi;
int fd;
gavl_video_frame_t * frame;
uint8_t * tmp_planes[4];
bg_encoder_framerate_t fr;
gavl_video_sink_t * sink;
} bg_y4m_common_t;
/* Set pixelformat and chroma placement from chroma_mode */
void bg_y4m_set_pixelformat(bg_y4m_common_t * com);
int bg_y4m_write_header(bg_y4m_common_t * com);
int bg_y4m_write_frame(bg_y4m_common_t * com, gavl_video_frame_t * frame);
void bg_y4m_cleanup(bg_y4m_common_t * com);
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