* Intel Indeo 2 codec
* Copyright (c) 2005 Konstantin Shishkov
*
- * This library is free software; you can redistribute it and/or
+ * This file is part of FFmpeg.
+ *
+ * FFmpeg 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 of the License, or (at your option) any later version.
+ * version 2.1 of the License, or (at your option) any later version.
*
- * This library is distributed in the hope that it will be useful,
+ * FFmpeg 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 this library; if not, write to the Free Software
+ * License along with FFmpeg; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
- *
*/
/**
- * @file indeo2.c
+ * @file libavcodec/indeo2.c
* Intel Indeo 2 decoder.
*/
#define ALT_BITSTREAM_READER_LE
}
} else { /* add two deltas from table */
t = dst[out - stride] + (table[c * 2] - 128);
- t= clip_uint8(t);
+ t= av_clip_uint8(t);
dst[out] = t;
out++;
t = dst[out - stride] + (table[(c * 2) + 1] - 128);
- t= clip_uint8(t);
+ t= av_clip_uint8(t);
dst[out] = t;
out++;
}
out += c * 2;
} else { /* add two deltas from table */
t = dst[out] + (((table[c * 2] - 128)*3) >> 2);
- t= clip_uint8(t);
+ t= av_clip_uint8(t);
dst[out] = t;
out++;
t = dst[out] + (((table[(c * 2) + 1] - 128)*3) >> 2);
- t= clip_uint8(t);
+ t= av_clip_uint8(t);
dst[out] = t;
out++;
}
static int ir2_decode_frame(AVCodecContext *avctx,
void *data, int *data_size,
- uint8_t *buf, int buf_size)
+ const uint8_t *buf, int buf_size)
{
Ir2Context * const s = avctx->priv_data;
AVFrame *picture = data;
return buf_size;
}
-static int ir2_decode_init(AVCodecContext *avctx){
+static av_cold int ir2_decode_init(AVCodecContext *avctx){
Ir2Context * const ic = avctx->priv_data;
ic->avctx = avctx;
avctx->pix_fmt= PIX_FMT_YUV410P;
if (!ir2_vlc.table)
+#ifdef ALT_BITSTREAM_READER_LE
init_vlc(&ir2_vlc, CODE_VLC_BITS, IR2_CODES,
&ir2_codes[0][1], 4, 2,
-#ifdef ALT_BITSTREAM_READER_LE
&ir2_codes[0][0], 4, 2, INIT_VLC_USE_STATIC | INIT_VLC_LE);
#else
+ init_vlc(&ir2_vlc, CODE_VLC_BITS, IR2_CODES,
+ &ir2_codes[0][1], 4, 2,
&ir2_codes[0][0], 4, 2, INIT_VLC_USE_STATIC);
#endif
NULL,
ir2_decode_frame,
CODEC_CAP_DR1,
+ .long_name = NULL_IF_CONFIG_SMALL("Intel Indeo 2"),
};