*
* based upon code from Sebastian Jedruszkiewicz <elf@frogger.rules.pl>
*
- * 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
*/
#include "dsputil.h"
#include "mpegvideo.h"
#include "mpeg12.h"
+#include "thread.h"
typedef struct MDECContext{
AVCodecContext *avctx;
a->dsp.clear_blocks(block[0]);
for(i=0; i<6; i++){
- if( mdec_decode_block_intra(a, block[ block_index[i] ], block_index[i]) < 0)
+ if( mdec_decode_block_intra(a, block[ block_index[i] ], block_index[i]) < 0 ||
+ get_bits_left(&a->gb) < 0)
return -1;
}
return 0;
int i;
if(p->data[0])
- avctx->release_buffer(avctx, p);
+ ff_thread_release_buffer(avctx, p);
p->reference= 0;
- if(avctx->get_buffer(avctx, p) < 0){
+ if(ff_thread_get_buffer(avctx, p) < 0){
av_log(avctx, AV_LOG_ERROR, "get_buffer() failed\n");
return -1;
}
- p->pict_type= FF_I_TYPE;
+ p->pict_type= AV_PICTURE_TYPE_I;
p->key_frame= 1;
av_fast_malloc(&a->bitstream_buffer, &a->bitstream_buffer_size, buf_size + FF_INPUT_BUFFER_PADDING_SIZE);
ff_mpeg12_init_vlcs();
ff_init_scantable(a->dsp.idct_permutation, &a->scantable, ff_zigzag_direct);
+ if( avctx->idct_algo == FF_IDCT_AUTO )
+ avctx->idct_algo = FF_IDCT_SIMPLE;
p->qstride= 0;
p->qscale_table= av_mallocz(a->mb_width);
- avctx->pix_fmt= PIX_FMT_YUV420P;
+ avctx->pix_fmt= PIX_FMT_YUVJ420P;
+
+ return 0;
+}
+
+static av_cold int decode_init_thread_copy(AVCodecContext *avctx){
+ MDECContext * const a = avctx->priv_data;
+ AVFrame *p = (AVFrame*)&a->picture;
+
+ avctx->coded_frame = p;
+ a->avctx= avctx;
+
+ p->qscale_table = av_mallocz( a->mb_width);
return 0;
}
return 0;
}
-AVCodec mdec_decoder = {
- "mdec",
- AVMEDIA_TYPE_VIDEO,
- CODEC_ID_MDEC,
- sizeof(MDECContext),
- decode_init,
- NULL,
- decode_end,
- decode_frame,
- CODEC_CAP_DR1,
+AVCodec ff_mdec_decoder = {
+ .name = "mdec",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .id = CODEC_ID_MDEC,
+ .priv_data_size = sizeof(MDECContext),
+ .init = decode_init,
+ .close = decode_end,
+ .decode = decode_frame,
+ .capabilities = CODEC_CAP_DR1 | CODEC_CAP_FRAME_THREADS,
.long_name= NULL_IF_CONFIG_SMALL("Sony PlayStation MDEC (Motion DECoder)"),
+ .init_thread_copy= ONLY_IF_THREADS_ENABLED(decode_init_thread_copy)
};