* Chinese AVS video (AVS1-P2, JiZhun profile) decoder.
* Copyright (c) 2006 Stefan Gehrer <stefan.gehrer@gmx.de>
*
- * 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/cavs.c
+ * @file
* Chinese AVS video (AVS1-P2, JiZhun profile) decoder
* @author Stefan Gehrer <stefan.gehrer@gmx.de>
*/
#include "avcodec.h"
-#include "bitstream.h"
+#include "get_bits.h"
#include "golomb.h"
#include "mathops.h"
#include "cavs.h"
*
*/
void ff_cavs_filter(AVSContext *h, enum cavs_mb mb_type) {
- DECLARE_ALIGNED_8(uint8_t, bs[8]);
+ uint8_t bs[8];
int qp_avg, alpha, beta, tc;
int i;
if(!h->loop_filter_disable) {
/* determine bs */
if(mb_type == I_8X8)
- *((uint64_t *)bs) = 0x0202020202020202ULL;
+ memset(bs,2,8);
else{
- *((uint64_t *)bs) = 0;
+ memset(bs,0,8);
if(ff_cavs_partition_flags[mb_type] & SPLITV){
bs[2] = get_bs(&h->mv[MV_FWD_X0], &h->mv[MV_FWD_X1], mb_type > P_8X8);
bs[3] = get_bs(&h->mv[MV_FWD_X2], &h->mv[MV_FWD_X3], mb_type > P_8X8);
bs[4] = get_bs(&h->mv[MV_FWD_B2], &h->mv[MV_FWD_X0], mb_type > P_8X8);
bs[5] = get_bs(&h->mv[MV_FWD_B3], &h->mv[MV_FWD_X1], mb_type > P_8X8);
}
- if( *((uint64_t *)bs) ) {
+ if(AV_RN64(bs)) {
if(h->flags & A_AVAIL) {
qp_avg = (h->qp + h->left_qp + 1) >> 1;
SET_PARAMS;
- h->s.dsp.cavs_filter_lv(h->cy,h->l_stride,alpha,beta,tc,bs[0],bs[1]);
- h->s.dsp.cavs_filter_cv(h->cu,h->c_stride,alpha,beta,tc,bs[0],bs[1]);
- h->s.dsp.cavs_filter_cv(h->cv,h->c_stride,alpha,beta,tc,bs[0],bs[1]);
+ h->cdsp.cavs_filter_lv(h->cy,h->l_stride,alpha,beta,tc,bs[0],bs[1]);
+ h->cdsp.cavs_filter_cv(h->cu,h->c_stride,alpha,beta,tc,bs[0],bs[1]);
+ h->cdsp.cavs_filter_cv(h->cv,h->c_stride,alpha,beta,tc,bs[0],bs[1]);
}
qp_avg = h->qp;
SET_PARAMS;
- h->s.dsp.cavs_filter_lv(h->cy + 8,h->l_stride,alpha,beta,tc,bs[2],bs[3]);
- h->s.dsp.cavs_filter_lh(h->cy + 8*h->l_stride,h->l_stride,alpha,beta,tc,
+ h->cdsp.cavs_filter_lv(h->cy + 8,h->l_stride,alpha,beta,tc,bs[2],bs[3]);
+ h->cdsp.cavs_filter_lh(h->cy + 8*h->l_stride,h->l_stride,alpha,beta,tc,
bs[6],bs[7]);
if(h->flags & B_AVAIL) {
qp_avg = (h->qp + h->top_qp[h->mbx] + 1) >> 1;
SET_PARAMS;
- h->s.dsp.cavs_filter_lh(h->cy,h->l_stride,alpha,beta,tc,bs[4],bs[5]);
- h->s.dsp.cavs_filter_ch(h->cu,h->c_stride,alpha,beta,tc,bs[4],bs[5]);
- h->s.dsp.cavs_filter_ch(h->cv,h->c_stride,alpha,beta,tc,bs[4],bs[5]);
+ h->cdsp.cavs_filter_lh(h->cy,h->l_stride,alpha,beta,tc,bs[4],bs[5]);
+ h->cdsp.cavs_filter_ch(h->cu,h->c_stride,alpha,beta,tc,bs[4],bs[5]);
+ h->cdsp.cavs_filter_ch(h->cv,h->c_stride,alpha,beta,tc,bs[4],bs[5]);
}
}
}
const int mx= mv->x + src_x_offset*8;
const int my= mv->y + src_y_offset*8;
const int luma_xy= (mx&3) + ((my&3)<<2);
- uint8_t * src_y = pic->data[0] + (mx>>2) + (my>>2)*h->l_stride;
- uint8_t * src_cb= pic->data[1] + (mx>>3) + (my>>3)*h->c_stride;
- uint8_t * src_cr= pic->data[2] + (mx>>3) + (my>>3)*h->c_stride;
+ uint8_t * src_y = pic->f.data[0] + (mx >> 2) + (my >> 2) * h->l_stride;
+ uint8_t * src_cb = pic->f.data[1] + (mx >> 3) + (my >> 3) * h->c_stride;
+ uint8_t * src_cr = pic->f.data[2] + (mx >> 3) + (my >> 3) * h->c_stride;
int extra_width= 0; //(s->flags&CODEC_FLAG_EMU_EDGE) ? 0 : 16;
int extra_height= extra_width;
int emu=0;
const int pic_width = 16*h->mb_width;
const int pic_height = 16*h->mb_height;
- if(!pic->data[0])
+ if(!pic->f.data[0])
return;
if(mx&7) extra_width -= 3;
if(my&7) extra_height -= 3;
|| full_my < 0-extra_height
|| full_mx + 16/*FIXME*/ > pic_width + extra_width
|| full_my + 16/*FIXME*/ > pic_height + extra_height){
- ff_emulated_edge_mc(s->edge_emu_buffer, src_y - 2 - 2*h->l_stride, h->l_stride,
+ s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_y - 2 - 2*h->l_stride, h->l_stride,
16+5, 16+5/*FIXME*/, full_mx-2, full_my-2, pic_width, pic_height);
src_y= s->edge_emu_buffer + 2 + 2*h->l_stride;
emu=1;
}
if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, src_cb, h->c_stride,
+ s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_cb, h->c_stride,
9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
src_cb= s->edge_emu_buffer;
}
chroma_op(dest_cb, src_cb, h->c_stride, chroma_height, mx&7, my&7);
if(emu){
- ff_emulated_edge_mc(s->edge_emu_buffer, src_cr, h->c_stride,
+ s->dsp.emulated_edge_mc(s->edge_emu_buffer, src_cr, h->c_stride,
9, 9/*FIXME*/, (mx>>3), (my>>3), pic_width>>1, pic_height>>1);
src_cr= s->edge_emu_buffer;
}
void ff_cavs_inter(AVSContext *h, enum cavs_mb mb_type) {
if(ff_cavs_partition_flags[mb_type] == 0){ // 16x16
mc_part_std(h, 1, 8, 0, h->cy, h->cu, h->cv, 0, 0,
- h->s.dsp.put_cavs_qpel_pixels_tab[0],
+ h->cdsp.put_cavs_qpel_pixels_tab[0],
h->s.dsp.put_h264_chroma_pixels_tab[0],
- h->s.dsp.avg_cavs_qpel_pixels_tab[0],
+ h->cdsp.avg_cavs_qpel_pixels_tab[0],
h->s.dsp.avg_h264_chroma_pixels_tab[0],&h->mv[MV_FWD_X0]);
}else{
mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 0, 0,
- h->s.dsp.put_cavs_qpel_pixels_tab[1],
+ h->cdsp.put_cavs_qpel_pixels_tab[1],
h->s.dsp.put_h264_chroma_pixels_tab[1],
- h->s.dsp.avg_cavs_qpel_pixels_tab[1],
+ h->cdsp.avg_cavs_qpel_pixels_tab[1],
h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X0]);
mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 4, 0,
- h->s.dsp.put_cavs_qpel_pixels_tab[1],
+ h->cdsp.put_cavs_qpel_pixels_tab[1],
h->s.dsp.put_h264_chroma_pixels_tab[1],
- h->s.dsp.avg_cavs_qpel_pixels_tab[1],
+ h->cdsp.avg_cavs_qpel_pixels_tab[1],
h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X1]);
mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 0, 4,
- h->s.dsp.put_cavs_qpel_pixels_tab[1],
+ h->cdsp.put_cavs_qpel_pixels_tab[1],
h->s.dsp.put_h264_chroma_pixels_tab[1],
- h->s.dsp.avg_cavs_qpel_pixels_tab[1],
+ h->cdsp.avg_cavs_qpel_pixels_tab[1],
h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X2]);
mc_part_std(h, 1, 4, 0, h->cy, h->cu, h->cv, 4, 4,
- h->s.dsp.put_cavs_qpel_pixels_tab[1],
+ h->cdsp.put_cavs_qpel_pixels_tab[1],
h->s.dsp.put_h264_chroma_pixels_tab[1],
- h->s.dsp.avg_cavs_qpel_pixels_tab[1],
+ h->cdsp.avg_cavs_qpel_pixels_tab[1],
h->s.dsp.avg_h264_chroma_pixels_tab[1],&h->mv[MV_FWD_X3]);
}
}
/**
* save predictors for later macroblocks and increase
* macroblock address
- * @returns 0 if end of frame is reached, 1 otherwise
+ * @return 0 if end of frame is reached, 1 otherwise
*/
int ff_cavs_next_mb(AVSContext *h) {
int i;
h->mbx = 0;
h->mby++;
/* re-calculate sample pointers */
- h->cy = h->picture.data[0] + h->mby*16*h->l_stride;
- h->cu = h->picture.data[1] + h->mby*8*h->c_stride;
- h->cv = h->picture.data[2] + h->mby*8*h->c_stride;
+ h->cy = h->picture.f.data[0] + h->mby * 16 * h->l_stride;
+ h->cu = h->picture.f.data[1] + h->mby * 8 * h->c_stride;
+ h->cv = h->picture.f.data[2] + h->mby * 8 * h->c_stride;
if(h->mby == h->mb_height) { //frame end
return 0;
}
h->mv[MV_FWD_X0] = ff_cavs_dir_mv;
set_mvs(&h->mv[MV_FWD_X0], BLK_16X16);
h->pred_mode_Y[3] = h->pred_mode_Y[6] = NOT_AVAIL;
- h->cy = h->picture.data[0];
- h->cu = h->picture.data[1];
- h->cv = h->picture.data[2];
- h->l_stride = h->picture.linesize[0];
- h->c_stride = h->picture.linesize[1];
+ h->cy = h->picture.f.data[0];
+ h->cu = h->picture.f.data[1];
+ h->cv = h->picture.f.data[2];
+ h->l_stride = h->picture.f.linesize[0];
+ h->c_stride = h->picture.f.linesize[1];
h->luma_scan[2] = 8*h->l_stride;
h->luma_scan[3] = 8*h->l_stride+8;
h->mbx = h->mby = h->mbidx = 0;
h->top_mv[1] = av_malloc((h->mb_width*2+1)*sizeof(cavs_vector));
h->top_pred_Y = av_malloc( h->mb_width*2*sizeof(*h->top_pred_Y));
h->top_border_y = av_malloc((h->mb_width+1)*16);
- h->top_border_u = av_malloc((h->mb_width)*10);
- h->top_border_v = av_malloc((h->mb_width)*10);
+ h->top_border_u = av_malloc( h->mb_width * 10);
+ h->top_border_v = av_malloc( h->mb_width * 10);
/* alloc space for co-located MVs and types */
h->col_mv = av_malloc( h->mb_width*h->mb_height*4*sizeof(cavs_vector));
AVSContext *h = avctx->priv_data;
MpegEncContext * const s = &h->s;
- MPV_decode_defaults(s);
+ ff_MPV_decode_defaults(s);
+ ff_cavsdsp_init(&h->cdsp, avctx);
s->avctx = avctx;
avctx->pix_fmt= PIX_FMT_YUV420P;
projects / ffmpeg / blobdiff