Commit 2118bc9f authored by Thierry's avatar Thierry

Add a null muxer which will just drop the packet.

This is similar to --noblit of libaom
parent 31634e36
......@@ -38,6 +38,7 @@ dav1d_sources = files(
'input/input.c',
'input/ivf.c',
'output/md5.c',
'output/null.c',
'output/output.c',
'output/y4m2.c',
'output/yuv.c',
......
/*
* Copyright © 2018, VideoLAN and dav1d authors
* Copyright © 2018, Two Orioles, LLC
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "output/muxer.h"
typedef struct MuxerPriv NullOutputContext;
static int null_open(NullOutputContext *const c, const char *const file,
const Dav1dPictureParameters *const p,
const unsigned fps[2])
{
return 0;
}
static int null_write(NullOutputContext *const c, Dav1dPicture *const p) {
dav1d_picture_unref(p);
return 0;
}
static void null_close(NullOutputContext *const c) {
}
const Muxer null_muxer = {
.priv_data_size = 0,
.name = "null",
.extension = "null",
.write_header = null_open,
.write_picture = null_write,
.write_trailer = null_close,
};
......@@ -41,7 +41,7 @@ struct MuxerContext {
const Muxer *impl;
};
#define MAX_NUM_MUXERS 3
#define MAX_NUM_MUXERS 4
static const Muxer *muxers[MAX_NUM_MUXERS];
static int num_muxers = 0;
......@@ -52,6 +52,7 @@ static int num_muxers = 0;
}
void init_muxers(void) {
register_muxer(null_muxer);
register_muxer(md5_muxer);
register_muxer(yuv_muxer);
register_muxer(y4m2_muxer);
......
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