/*
- * Micrsoft RLE Video Decoder
+ * Microsoft RLE video decoder
* Copyright (C) 2003 the ffmpeg project
*
- * This file is part of FFmpeg.
+ * This file is part of Libav.
*
- * FFmpeg is free software; you can redistribute it and/or
+ * Libav is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
- * FFmpeg is distributed in the hope that it will be useful,
+ * Libav 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
- * License along with FFmpeg; if not, write to the Free Software
+ * License along with Libav; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/msrle.c
- * MS RLE Video Decoder by Mike Melanson (melanson@pcisys.net)
+ * @file
+ * MS RLE video decoder by Mike Melanson (melanson@pcisys.net)
* For more information about the MS RLE format, visit:
* http://www.pcisys.net/~melanson/codecs/
*
* The MS RLE decoder outputs PAL8 colorspace data.
- *
- * Note that this decoder expects the palette colors from the end of the
- * BITMAPINFO header passed through palctrl.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
-#include <unistd.h>
#include "avcodec.h"
#include "dsputil.h"
const unsigned char *buf;
int size;
+ uint32_t pal[256];
} MsrleContext;
static av_cold int msrle_decode_init(AVCodecContext *avctx)
return -1;
}
- if (s->avctx->palctrl) {
- /* make the palette available */
- memcpy(s->frame.data[1], s->avctx->palctrl->palette, AVPALETTE_SIZE);
- if (s->avctx->palctrl->palette_changed) {
+ if (avctx->bits_per_coded_sample <= 8) {
+ const uint8_t *pal = av_packet_get_side_data(avpkt, AV_PKT_DATA_PALETTE, NULL);
+
+ if (pal) {
s->frame.palette_has_changed = 1;
- s->avctx->palctrl->palette_changed = 0;
+ memcpy(s->pal, pal, AVPALETTE_SIZE);
}
+
+ /* make the palette available */
+ memcpy(s->frame.data[1], s->pal, AVPALETTE_SIZE);
}
/* FIXME how to correctly detect RLE ??? */
return 0;
}
-AVCodec msrle_decoder = {
- "msrle",
- CODEC_TYPE_VIDEO,
- CODEC_ID_MSRLE,
- sizeof(MsrleContext),
- msrle_decode_init,
- NULL,
- msrle_decode_end,
- msrle_decode_frame,
- CODEC_CAP_DR1,
+AVCodec ff_msrle_decoder = {
+ .name = "msrle",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = CODEC_ID_MSRLE,
+ .priv_data_size = sizeof(MsrleContext),
+ .init = msrle_decode_init,
+ .close = msrle_decode_end,
+ .decode = msrle_decode_frame,
+ .capabilities = CODEC_CAP_DR1,
.long_name= NULL_IF_CONFIG_SMALL("Microsoft RLE"),
};