From 21b746932241246be846a133abb3c5f91b1cab85 Mon Sep 17 00:00:00 2001 From: Anton Khirnov Date: Wed, 23 Mar 2016 11:02:19 +0100 Subject: svq3: eliminate H264Context.cur_pic usage Use the SVQ3Context variable instead --- libavcodec/svq3.c | 41 ++++++++++++++++++----------------------- 1 file changed, 18 insertions(+), 23 deletions(-) (limited to 'libavcodec/svq3.c') diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c index bb43968687..48561cceda 100644 --- a/libavcodec/svq3.c +++ b/libavcodec/svq3.c @@ -423,7 +423,7 @@ static inline void svq3_mc_dir_part(SVQ3Context *s, } /* form component predictions */ - dest = h->cur_pic.f->data[0] + x + y * linesize; + dest = s->cur_pic->f->data[0] + x + y * linesize; src = pic->f->data[0] + mx + my * linesize; if (emu) { @@ -450,7 +450,7 @@ static inline void svq3_mc_dir_part(SVQ3Context *s, blocksize++; for (i = 1; i < 3; i++) { - dest = h->cur_pic.f->data[i] + (x >> 1) + (y >> 1) * uvlinesize; + dest = s->cur_pic->f->data[i] + (x >> 1) + (y >> 1) * uvlinesize; src = pic->f->data[i] + mx + my * uvlinesize; if (emu) { @@ -581,7 +581,7 @@ static inline int svq3_mc_dir(SVQ3Context *s, int size, int mode, } /* write back motion vectors */ - fill_rectangle(h->cur_pic.motion_val[dir][b_xy], + fill_rectangle(s->cur_pic->motion_val[dir][b_xy], part_width >> 2, part_height >> 2, s->b_stride, pack16to32(mx, my), 4); } @@ -654,7 +654,7 @@ static void hl_decode_mb(SVQ3Context *s, const H264Context *h) const int mb_x = s->mb_x; const int mb_y = s->mb_y; const int mb_xy = s->mb_xy; - const int mb_type = h->cur_pic.mb_type[mb_xy]; + const int mb_type = s->cur_pic->mb_type[mb_xy]; uint8_t *dest_y, *dest_cb, *dest_cr; int linesize, uvlinesize; int i, j; @@ -664,9 +664,9 @@ static void hl_decode_mb(SVQ3Context *s, const H264Context *h) linesize = s->cur_pic->f->linesize[0]; uvlinesize = s->cur_pic->f->linesize[1]; - dest_y = h->cur_pic.f->data[0] + (mb_x + mb_y * linesize) * 16; - dest_cb = h->cur_pic.f->data[1] + mb_x * 8 + mb_y * uvlinesize * block_h; - dest_cr = h->cur_pic.f->data[2] + mb_x * 8 + mb_y * uvlinesize * block_h; + dest_y = s->cur_pic->f->data[0] + (mb_x + mb_y * linesize) * 16; + dest_cb = s->cur_pic->f->data[1] + mb_x * 8 + mb_y * uvlinesize * block_h; + dest_cr = s->cur_pic->f->data[2] + mb_x * 8 + mb_y * uvlinesize * block_h; s->vdsp.prefetch(dest_y + (s->mb_x & 3) * 4 * linesize + 64, linesize, 4); s->vdsp.prefetch(dest_cb + (s->mb_x & 7) * uvlinesize + 64, dest_cr - dest_cb, 2); @@ -753,21 +753,21 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) if (s->mb_x > 0 && s->intra4x4_pred_mode[s->mb2br_xy[mb_xy - 1] + 6] != -1) { for (i = 0; i < 4; i++) AV_COPY32(s->mv_cache[m][scan8[0] - 1 + i * 8], - h->cur_pic.motion_val[m][b_xy - 1 + i * s->b_stride]); + s->cur_pic->motion_val[m][b_xy - 1 + i * s->b_stride]); } else { for (i = 0; i < 4; i++) AV_ZERO32(s->mv_cache[m][scan8[0] - 1 + i * 8]); } if (s->mb_y > 0) { memcpy(s->mv_cache[m][scan8[0] - 1 * 8], - h->cur_pic.motion_val[m][b_xy - s->b_stride], + s->cur_pic->motion_val[m][b_xy - s->b_stride], 4 * 2 * sizeof(int16_t)); memset(&s->ref_cache[m][scan8[0] - 1 * 8], (s->intra4x4_pred_mode[s->mb2br_xy[mb_xy - s->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1, 4); if (s->mb_x < s->mb_width - 1) { AV_COPY32(s->mv_cache[m][scan8[0] + 4 - 1 * 8], - h->cur_pic.motion_val[m][b_xy - s->b_stride + 4]); + s->cur_pic->motion_val[m][b_xy - s->b_stride + 4]); s->ref_cache[m][scan8[0] + 4 - 1 * 8] = (s->intra4x4_pred_mode[s->mb2br_xy[mb_xy - s->mb_stride + 1] + 6] == -1 || s->intra4x4_pred_mode[s->mb2br_xy[mb_xy - s->mb_stride]] == -1) ? PART_NOT_AVAILABLE : 1; @@ -775,7 +775,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) s->ref_cache[m][scan8[0] + 4 - 1 * 8] = PART_NOT_AVAILABLE; if (s->mb_x > 0) { AV_COPY32(s->mv_cache[m][scan8[0] - 1 - 1 * 8], - h->cur_pic.motion_val[m][b_xy - s->b_stride - 1]); + s->cur_pic->motion_val[m][b_xy - s->b_stride - 1]); s->ref_cache[m][scan8[0] - 1 - 1 * 8] = (s->intra4x4_pred_mode[s->mb2br_xy[mb_xy - s->mb_stride - 1] + 3] == -1) ? PART_NOT_AVAILABLE : 1; } else @@ -798,7 +798,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) return -1; } else { for (i = 0; i < 4; i++) - memset(h->cur_pic.motion_val[0][b_xy + i * s->b_stride], + memset(s->cur_pic->motion_val[0][b_xy + i * s->b_stride], 0, 4 * 2 * sizeof(int16_t)); } if (mb_type != 1) { @@ -806,7 +806,7 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) return -1; } else { for (i = 0; i < 4; i++) - memset(h->cur_pic.motion_val[1][b_xy + i * s->b_stride], + memset(s->cur_pic->motion_val[1][b_xy + i * s->b_stride], 0, 4 * 2 * sizeof(int16_t)); } } @@ -898,11 +898,11 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) if (!IS_INTER(mb_type) && s->pict_type != AV_PICTURE_TYPE_I) { for (i = 0; i < 4; i++) - memset(h->cur_pic.motion_val[0][b_xy + i * s->b_stride], + memset(s->cur_pic->motion_val[0][b_xy + i * s->b_stride], 0, 4 * 2 * sizeof(int16_t)); if (s->pict_type == AV_PICTURE_TYPE_B) { for (i = 0; i < 4; i++) - memset(h->cur_pic.motion_val[1][b_xy + i * s->b_stride], + memset(s->cur_pic->motion_val[1][b_xy + i * s->b_stride], 0, 4 * 2 * sizeof(int16_t)); } } @@ -987,8 +987,8 @@ static int svq3_decode_mb(SVQ3Context *s, unsigned int mb_type) } } - s->cbp = cbp; - h->cur_pic.mb_type[mb_xy] = mb_type; + s->cbp = cbp; + s->cur_pic->mb_type[mb_xy] = mb_type; if (IS_INTRA(mb_type)) s->chroma_pred_mode = ff_h264_check_intra_pred_mode(h->avctx, s->top_samples_available, @@ -1413,9 +1413,6 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, if (ret < 0) return ret; - h->cur_pic_ptr = s->cur_pic; - h->cur_pic = *s->cur_pic; - for (i = 0; i < 16; i++) { h->block_offset[i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 4 * s->cur_pic->f->linesize[0] * ((scan8[i] - scan8[0]) >> 3); h->block_offset[48 + i] = (4 * ((scan8[i] - scan8[0]) & 7)) + 8 * s->cur_pic->f->linesize[0] * ((scan8[i] - scan8[0]) >> 3); @@ -1533,7 +1530,7 @@ static int svq3_decode_frame(AVCodecContext *avctx, void *data, hl_decode_mb(s, h); if (s->pict_type != AV_PICTURE_TYPE_B && !h->low_delay) - h->cur_pic.mb_type[s->mb_x + s->mb_y * s->mb_stride] = + s->cur_pic->mb_type[s->mb_x + s->mb_y * s->mb_stride] = (s->pict_type == AV_PICTURE_TYPE_P && mb_type < 8) ? (mb_type - 1) : -1; } @@ -1582,8 +1579,6 @@ static av_cold int svq3_decode_end(AVCodecContext *avctx) av_freep(&s->edge_emu_buffer); av_freep(&s->mb2br_xy); - memset(&h->cur_pic, 0, sizeof(h->cur_pic)); - ff_h264_free_context(h); return 0; -- cgit v1.2.3