* Electronic Arts TGQ Video Decoder
* Copyright (c) 2007-2008 Peter Ross <pross@xvid.org>
*
- * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/**
- * @file libavcodec/eatgq.c
+ * @file
* Electronic Arts TGQ Video Decoder
* @author Peter Ross <pross@xvid.org>
*
#include "avcodec.h"
#define ALT_BITSTREAM_READER_LE
-#include "bitstream.h"
+#include "get_bits.h"
#include "bytestream.h"
#include "dsputil.h"
#include "aandcttab.h"
int width,height;
ScanTable scantable;
int qtable[64];
+ DECLARE_ALIGNED(16, DCTELEM, block)[6][64];
} TgqContext;
static av_cold int tgq_decode_init(AVCodecContext *avctx){
}
}
-static void tgq_decode_mb(TgqContext *s, int mb_y, int mb_x, const int8_t **bs, const int8_t *buf_end){
+static void tgq_decode_mb(TgqContext *s, int mb_y, int mb_x, const uint8_t **bs, const uint8_t *buf_end){
int mode;
int i;
int8_t dc[6];
- DCTELEM block[6][64];
- mode = bytestream_get_byte((const uint8_t**)bs);
+ mode = bytestream_get_byte(bs);
if (mode>buf_end-*bs) {
av_log(s->avctx, AV_LOG_ERROR, "truncated macroblock\n");
return;
GetBitContext gb;
init_get_bits(&gb, *bs, mode*8);
for(i=0; i<6; i++)
- tgq_decode_block(s, block[i], &gb);
- tgq_idct_put_mb(s, block, mb_x, mb_y);
+ tgq_decode_block(s, s->block[i], &gb);
+ tgq_idct_put_mb(s, s->block, mb_x, mb_y);
}else{
if (mode==3) {
memset(dc, (*bs)[0], 4);
if (!s->frame.data[0]) {
s->frame.key_frame = 1;
- s->frame.pict_type = FF_I_TYPE;
+ s->frame.pict_type = AV_PICTURE_TYPE_I;
s->frame.buffer_hints = FF_BUFFER_HINTS_VALID;
if (avctx->get_buffer(avctx, &s->frame)) {
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
for (y=0; y<(avctx->height+15)/16; y++)
for (x=0; x<(avctx->width+15)/16; x++)
- tgq_decode_mb(s, y, x, (const int8_t**)&buf, (const int8_t*)buf_end);
+ tgq_decode_mb(s, y, x, &buf, buf_end);
*data_size = sizeof(AVFrame);
*(AVFrame*)data = s->frame;
return 0;
}
-AVCodec eatgq_decoder = {
+AVCodec ff_eatgq_decoder = {
"eatgq",
- CODEC_TYPE_VIDEO,
+ AVMEDIA_TYPE_VIDEO,
CODEC_ID_TGQ,
sizeof(TgqContext),
tgq_decode_init,