mirror of https://github.com/FFmpeg/FFmpeg.git
Signed-off-by: Paul B Mahol <onemda@gmail.com>pull/36/head
Paul B Mahol
12 years ago
parent
fcb069af8f
commit
9c774459a9
12 changed files with 1113 additions and 1 deletions
@ -0,0 +1,762 @@ |
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/*
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* Copyright (c) 2003 Rich Felker |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU General Public |
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* License as published by the Free Software Foundation; either |
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* version 2 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License along |
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* with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/avassert.h" |
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#include "libavutil/imgutils.h" |
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#include "libavutil/opt.h" |
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#include "libavutil/pixdesc.h" |
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#include "avfilter.h" |
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#include "formats.h" |
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#include "internal.h" |
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#include "video.h" |
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#include "vf_pullup.h" |
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#define F_HAVE_BREAKS 1 |
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#define F_HAVE_AFFINITY 2 |
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#define BREAK_LEFT 1 |
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#define BREAK_RIGHT 2 |
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#define OFFSET(x) offsetof(PullupContext, x) |
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#define FLAGS AV_OPT_FLAG_VIDEO_PARAM|AV_OPT_FLAG_FILTERING_PARAM |
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static const AVOption pullup_options[] = { |
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{ "jl", "set left junk size", OFFSET(junk_left), AV_OPT_TYPE_INT, {.i64=1}, 0, INT_MAX, FLAGS }, |
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{ "jr", "set right junk size", OFFSET(junk_right), AV_OPT_TYPE_INT, {.i64=1}, 0, INT_MAX, FLAGS }, |
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{ "jt", "set top junk size", OFFSET(junk_top), AV_OPT_TYPE_INT, {.i64=4}, 1, INT_MAX, FLAGS }, |
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{ "jd", "set down junk size", OFFSET(junk_down), AV_OPT_TYPE_INT, {.i64=4}, 1, INT_MAX, FLAGS }, |
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{ "sb", "set strict breaks", OFFSET(strict_breaks), AV_OPT_TYPE_INT, {.i64=0},-1, 1, FLAGS }, |
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{ "mp", "set metric plane", OFFSET(metric_plane), AV_OPT_TYPE_INT, {.i64=0}, 0, 2, FLAGS, "mp" }, |
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{ "y", "luma", 0, AV_OPT_TYPE_CONST, {.i64=0}, 0, 0, FLAGS, "mp" }, |
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{ "u", "chroma blue", 0, AV_OPT_TYPE_CONST, {.i64=1}, 0, 0, FLAGS, "mp" }, |
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{ "v", "chroma red", 0, AV_OPT_TYPE_CONST, {.i64=2}, 0, 0, FLAGS, "mp" }, |
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{ NULL } |
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}; |
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AVFILTER_DEFINE_CLASS(pullup); |
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static int query_formats(AVFilterContext *ctx) |
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{ |
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static const enum AVPixelFormat pix_fmts[] = { |
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AV_PIX_FMT_YUVJ444P, AV_PIX_FMT_YUVJ440P, |
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AV_PIX_FMT_YUVJ422P, AV_PIX_FMT_YUVJ420P, |
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AV_PIX_FMT_YUV444P, AV_PIX_FMT_YUV440P, |
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AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV420P, |
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AV_PIX_FMT_YUV411P, AV_PIX_FMT_YUV410P, |
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AV_PIX_FMT_YUVJ411P, AV_PIX_FMT_GRAY8, |
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AV_PIX_FMT_NONE |
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}; |
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ff_set_common_formats(ctx, ff_make_format_list(pix_fmts)); |
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return 0; |
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} |
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#define ABS(a) (((a) ^ ((a) >> 31)) - ((a) >> 31)) |
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static int diff_c(const uint8_t *a, const uint8_t *b, int s) |
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{ |
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int i, j, diff = 0; |
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for (i = 0; i < 4; i++) { |
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for (j = 0; j < 8; j++) |
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diff += ABS(a[j] - b[j]); |
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a += s; |
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b += s; |
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} |
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return diff; |
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} |
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static int comb_c(const uint8_t *a, const uint8_t *b, int s) |
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{ |
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int i, j, comb = 0; |
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for (i = 0; i < 4; i++) { |
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for (j = 0; j < 8; j++) |
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comb += ABS((a[j] << 1) - b[j - s] - b[j ]) + |
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ABS((b[j] << 1) - a[j ] - a[j + s]); |
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a += s; |
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b += s; |
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} |
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return comb; |
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} |
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static int var_c(const uint8_t *a, const uint8_t *b, int s) |
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{ |
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int i, j, var = 0; |
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for (i = 0; i < 3; i++) { |
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for (j = 0; j < 8; j++) |
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var += ABS(a[j] - a[j + s]); |
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a += s; |
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} |
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return 4 * var; /* match comb scaling */ |
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} |
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static int alloc_metrics(PullupContext *s, PullupField *f) |
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{ |
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f->diffs = av_calloc(FFALIGN(s->metric_length, 16), sizeof(*f->diffs)); |
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f->combs = av_calloc(FFALIGN(s->metric_length, 16), sizeof(*f->combs)); |
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f->vars = av_calloc(FFALIGN(s->metric_length, 16), sizeof(*f->vars)); |
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if (!f->diffs || !f->combs || !f->vars) { |
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av_freep(&f->diffs); |
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av_freep(&f->combs); |
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av_freep(&f->vars); |
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return AVERROR(ENOMEM); |
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} |
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return 0; |
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} |
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static PullupField *make_field_queue(PullupContext *s, int len) |
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{ |
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PullupField *head, *f; |
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f = head = av_mallocz(sizeof(*head)); |
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if (!f) |
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return NULL; |
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if (alloc_metrics(s, f) < 0) { |
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av_free(f); |
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return NULL; |
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} |
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for (; len > 0; len--) { |
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f->next = av_mallocz(sizeof(*f->next)); |
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if (!f->next) |
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return NULL; |
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f->next->prev = f; |
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f = f->next; |
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if (alloc_metrics(s, f) < 0) |
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return NULL; |
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} |
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f->next = head; |
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head->prev = f; |
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return head; |
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} |
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static int config_input(AVFilterLink *inlink) |
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{ |
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AVFilterContext *ctx = inlink->dst; |
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PullupContext *s = ctx->priv; |
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const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format); |
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const int mp = s->metric_plane; |
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s->planeheight[1] = s->planeheight[2] = FF_CEIL_RSHIFT(inlink->h, desc->log2_chroma_h); |
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s->planeheight[0] = s->planeheight[3] = inlink->h; |
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s->planewidth[1] = s->planewidth[2] = FF_CEIL_RSHIFT(inlink->w, desc->log2_chroma_w); |
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s->planewidth[0] = s->planewidth[3] = inlink->w; |
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s->nb_planes = av_pix_fmt_count_planes(inlink->format); |
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s->metric_w = (s->planewidth[mp] - ((s->junk_left + s->junk_right) << 3)) >> 3; |
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s->metric_h = (s->planeheight[mp] - ((s->junk_top + s->junk_bottom) << 1)) >> 3; |
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s->metric_offset = (s->junk_left << 3) + (s->junk_top << 1) * s->planewidth[mp]; |
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s->metric_length = s->metric_w * s->metric_h; |
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av_log(ctx, AV_LOG_DEBUG, "w: %d h: %d\n", s->metric_w, s->metric_h); |
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av_log(ctx, AV_LOG_DEBUG, "offset: %d length: %d\n", s->metric_offset, s->metric_length); |
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s->head = make_field_queue(s, 8); |
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if (!s->head) |
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return AVERROR(ENOMEM); |
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s->diff = diff_c; |
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s->comb = comb_c; |
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s->var = var_c; |
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if (ARCH_X86) |
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ff_pullup_init_x86(s); |
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return 0; |
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} |
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static int config_output(AVFilterLink *outlink) |
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{ |
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outlink->flags |= FF_LINK_FLAG_REQUEST_LOOP; |
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return 0; |
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} |
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static PullupBuffer *pullup_lock_buffer(PullupBuffer *b, int parity) |
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{ |
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if (!b) |
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return NULL; |
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if ((parity + 1) & 1) |
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b->lock[0]++; |
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if ((parity + 1) & 2) |
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b->lock[1]++; |
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return b; |
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} |
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static void pullup_release_buffer(PullupBuffer *b, int parity) |
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{ |
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if (!b) |
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return; |
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if ((parity + 1) & 1) |
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b->lock[0]--; |
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if ((parity + 1) & 2) |
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b->lock[1]--; |
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} |
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static int alloc_buffer(PullupContext *s, PullupBuffer *b) |
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{ |
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int i; |
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if (b->planes[0]) |
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return 0; |
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for (i = 0; i < s->nb_planes; i++) { |
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b->planes[i] = av_malloc(s->planeheight[i] * s->planewidth[i]); |
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} |
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return 0; |
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} |
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static PullupBuffer *pullup_get_buffer(PullupContext *s, int parity) |
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{ |
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int i; |
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/* Try first to get the sister buffer for the previous field */ |
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if (parity < 2 && s->last && parity != s->last->parity |
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&& !s->last->buffer->lock[parity]) { |
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alloc_buffer(s, s->last->buffer); |
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return pullup_lock_buffer(s->last->buffer, parity); |
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} |
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/* Prefer a buffer with both fields open */ |
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for (i = 0; i < FF_ARRAY_ELEMS(s->buffers); i++) { |
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if (s->buffers[i].lock[0]) |
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continue; |
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if (s->buffers[i].lock[1]) |
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continue; |
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alloc_buffer(s, &s->buffers[i]); |
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return pullup_lock_buffer(&s->buffers[i], parity); |
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} |
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if (parity == 2) |
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return 0; |
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/* Search for any half-free buffer */ |
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for (i = 0; i < FF_ARRAY_ELEMS(s->buffers); i++) { |
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if (((parity + 1) & 1) && s->buffers[i].lock[0]) |
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continue; |
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if (((parity + 1) & 2) && s->buffers[i].lock[1]) |
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continue; |
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alloc_buffer(s, &s->buffers[i]); |
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return pullup_lock_buffer(&s->buffers[i], parity); |
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} |
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return NULL; |
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} |
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static int queue_length(PullupField *begin, PullupField *end) |
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{ |
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PullupField *f; |
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int count = 1; |
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if (!begin || !end) |
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return 0; |
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for (f = begin; f != end; f = f->next) |
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count++; |
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return count; |
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} |
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static int find_first_break(PullupField *f, int max) |
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{ |
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int i; |
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for (i = 0; i < max; i++) { |
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if (f->breaks & BREAK_RIGHT || f->next->breaks & BREAK_LEFT) |
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return i + 1; |
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f = f->next; |
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} |
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return 0; |
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} |
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static void compute_breaks(PullupContext *s, PullupField *f0) |
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{ |
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PullupField *f1 = f0->next; |
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PullupField *f2 = f1->next; |
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PullupField *f3 = f2->next; |
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int i, l, max_l = 0, max_r = 0; |
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if (f0->flags & F_HAVE_BREAKS) |
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return; |
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f0->flags |= F_HAVE_BREAKS; |
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/* Special case when fields are 100% identical */ |
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if (f0->buffer == f2->buffer && f1->buffer != f3->buffer) { |
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f2->breaks |= BREAK_RIGHT; |
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return; |
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} |
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if (f0->buffer != f2->buffer && f1->buffer == f3->buffer) { |
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f1->breaks |= BREAK_LEFT; |
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return; |
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} |
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for (i = 0; i < s->metric_length; i++) { |
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l = f2->diffs[i] - f3->diffs[i]; |
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if ( l > max_l) |
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max_l = l; |
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if (-l > max_r) |
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max_r = -l; |
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} |
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/* Don't get tripped up when differences are mostly quant error */ |
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if (max_l + max_r < 128) |
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return; |
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if (max_l > 4 * max_r) |
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f1->breaks |= BREAK_LEFT; |
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if (max_r > 4 * max_l) |
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f2->breaks |= BREAK_RIGHT; |
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} |
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static void compute_affinity(PullupContext *s, PullupField *f) |
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{ |
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int i, max_l = 0, max_r = 0, l; |
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if (f->flags & F_HAVE_AFFINITY) |
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return; |
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f->flags |= F_HAVE_AFFINITY; |
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if (f->buffer == f->next->next->buffer) { |
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f->affinity = 1; |
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f->next->affinity = 0; |
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f->next->next->affinity = -1; |
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f->next->flags |= F_HAVE_AFFINITY; |
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f->next->next->flags |= F_HAVE_AFFINITY; |
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return; |
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} |
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for (i = 0; i < s->metric_length; i++) { |
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int v = f->vars[i]; |
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int lv = f->prev->vars[i]; |
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int rv = f->next->vars[i]; |
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int lc = f->combs[i] - (v + lv) + ABS(v - lv); |
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int rc = f->next->combs[i] - (v + rv) + ABS(v - rv); |
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lc = FFMAX(lc, 0); |
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rc = FFMAX(rc, 0); |
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l = lc - rc; |
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if ( l > max_l) |
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max_l = l; |
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if (-l > max_r) |
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max_r = -l; |
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} |
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if (max_l + max_r < 64) |
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return; |
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if (max_r > 6 * max_l) |
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f->affinity = -1; |
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else if (max_l > 6 * max_r) |
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f->affinity = 1; |
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} |
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static int decide_frame_length(PullupContext *s) |
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{ |
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PullupField *f0 = s->first; |
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PullupField *f1 = f0->next; |
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PullupField *f2 = f1->next; |
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PullupField *f; |
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int i, l, n; |
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if (queue_length(s->first, s->last) < 4) |
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return 0; |
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f = s->first; |
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n = queue_length(f, s->last); |
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for (i = 0; i < n - 1; i++) { |
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if (i < n - 3) |
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compute_breaks(s, f); |
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compute_affinity(s, f); |
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f = f->next; |
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} |
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if (f0->affinity == -1) |
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return 1; |
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l = find_first_break(f0, 3); |
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if (l == 1 && s->strict_breaks < 0) |
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l = 0; |
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switch (l) { |
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case 1: |
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return 1 + (s->strict_breaks < 1 && f0->affinity == 1 && f1->affinity == -1); |
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case 2: |
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/* FIXME: strictly speaking, f0->prev is no longer valid... :) */ |
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if (s->strict_pairs |
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&& (f0->prev->breaks & BREAK_RIGHT) && (f2->breaks & BREAK_LEFT) |
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&& (f0->affinity != 1 || f1->affinity != -1) ) |
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return 1; |
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return 1 + (f1->affinity != 1); |
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case 3: |
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return 2 + (f2->affinity != 1); |
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default: |
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/* 9 possibilities covered before switch */ |
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if (f1->affinity == 1) |
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return 1; /* covers 6 */ |
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else if (f1->affinity == -1) |
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return 2; /* covers 6 */ |
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else if (f2->affinity == -1) { /* covers 2 */ |
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return (f0->affinity == 1) ? 3 : 1; |
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} else { |
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return 2; /* the remaining 6 */ |
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} |
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} |
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} |
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static PullupFrame *pullup_get_frame(PullupContext *s) |
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{ |
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PullupFrame *fr = &s->frame; |
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int i, n = decide_frame_length(s); |
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int aff = s->first->next->affinity; |
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av_assert1(n < FF_ARRAY_ELEMS(fr->ifields)); |
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if (!n || fr->lock) |
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return NULL; |
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fr->lock++; |
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fr->length = n; |
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fr->parity = s->first->parity; |
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fr->buffer = 0; |
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for (i = 0; i < n; i++) { |
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/* We cheat and steal the buffer without release+relock */ |
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fr->ifields[i] = s->first->buffer; |
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s->first->buffer = 0; |
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s->first = s->first->next; |
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} |
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if (n == 1) { |
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fr->ofields[fr->parity ] = fr->ifields[0]; |
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fr->ofields[fr->parity ^ 1] = 0; |
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} else if (n == 2) { |
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fr->ofields[fr->parity ] = fr->ifields[0]; |
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fr->ofields[fr->parity ^ 1] = fr->ifields[1]; |
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} else if (n == 3) { |
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if (!aff) |
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aff = (fr->ifields[0] == fr->ifields[1]) ? -1 : 1; |
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fr->ofields[fr->parity ] = fr->ifields[1 + aff]; |
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fr->ofields[fr->parity ^ 1] = fr->ifields[1 ]; |
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} |
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pullup_lock_buffer(fr->ofields[0], 0); |
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pullup_lock_buffer(fr->ofields[1], 1); |
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if (fr->ofields[0] == fr->ofields[1]) { |
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fr->buffer = fr->ofields[0]; |
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pullup_lock_buffer(fr->buffer, 2); |
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return fr; |
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} |
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return fr; |
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} |
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static void pullup_release_frame(PullupFrame *f) |
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{ |
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int i; |
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for (i = 0; i < f->length; i++) |
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pullup_release_buffer(f->ifields[i], f->parity ^ (i & 1)); |
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pullup_release_buffer(f->ofields[0], 0); |
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pullup_release_buffer(f->ofields[1], 1); |
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if (f->buffer) |
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pullup_release_buffer(f->buffer, 2); |
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f->lock--; |
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} |
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static void compute_metric(PullupContext *s, int *dest, |
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PullupField *fa, int pa, PullupField *fb, int pb, |
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int (*func)(const uint8_t *, const uint8_t *, int)) |
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{ |
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int mp = s->metric_plane; |
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int xstep = 8; |
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int ystep = s->planewidth[mp] << 3; |
||||
int stride = s->planewidth[mp] << 1; /* field stride */ |
||||
int w = s->metric_w * xstep; |
||||
uint8_t *a, *b; |
||||
int x, y; |
||||
|
||||
if (!fa->buffer || !fb->buffer) |
||||
return; |
||||
|
||||
/* Shortcut for duplicate fields (e.g. from RFF flag) */ |
||||
if (fa->buffer == fb->buffer && pa == pb) { |
||||
memset(dest, 0, s->metric_length * sizeof(*dest)); |
||||
return; |
||||
} |
||||
|
||||
a = fa->buffer->planes[mp] + pa * s->planewidth[mp] + s->metric_offset; |
||||
b = fb->buffer->planes[mp] + pb * s->planewidth[mp] + s->metric_offset; |
||||
|
||||
for (y = 0; y < s->metric_h; y++) { |
||||
for (x = 0; x < w; x += xstep) |
||||
*dest++ = func(a + x, b + x, stride); |
||||
a += ystep; b += ystep; |
||||
} |
||||
} |
||||
|
||||
static int check_field_queue(PullupContext *s) |
||||
{ |
||||
int ret; |
||||
|
||||
if (s->head->next == s->first) { |
||||
PullupField *f = av_mallocz(sizeof(*f)); |
||||
|
||||
if (!f) |
||||
return AVERROR(ENOMEM); |
||||
|
||||
if ((ret = alloc_metrics(s, f)) < 0) { |
||||
av_free(f); |
||||
return ret; |
||||
} |
||||
|
||||
f->prev = s->head; |
||||
f->next = s->first; |
||||
s->head->next = f; |
||||
s->first->prev = f; |
||||
} |
||||
|
||||
return 0; |
||||
} |
||||
|
||||
static void pullup_submit_field(PullupContext *s, PullupBuffer *b, int parity) |
||||
{ |
||||
PullupField *f; |
||||
|
||||
/* Grow the circular list if needed */ |
||||
if (check_field_queue(s) < 0) |
||||
return; |
||||
|
||||
/* Cannot have two fields of same parity in a row; drop the new one */ |
||||
if (s->last && s->last->parity == parity) |
||||
return; |
||||
|
||||
f = s->head; |
||||
f->parity = parity; |
||||
f->buffer = pullup_lock_buffer(b, parity); |
||||
f->flags = 0; |
||||
f->breaks = 0; |
||||
f->affinity = 0; |
||||
|
||||
compute_metric(s, f->diffs, f, parity, f->prev->prev, parity, s->diff); |
||||
compute_metric(s, f->combs, parity ? f->prev : f, 0, parity ? f : f->prev, 1, s->comb); |
||||
compute_metric(s, f->vars, f, parity, f, -1, s->var); |
||||
emms_c(); |
||||
|
||||
/* Advance the circular list */ |
||||
if (!s->first) |
||||
s->first = s->head; |
||||
|
||||
s->last = s->head; |
||||
s->head = s->head->next; |
||||
} |
||||
|
||||
static void copy_field(PullupContext *s, |
||||
PullupBuffer *dst, PullupBuffer *src, int parity) |
||||
{ |
||||
uint8_t *dd, *ss; |
||||
int i; |
||||
|
||||
for (i = 0; i < s->nb_planes; i++) { |
||||
ss = src->planes[i] + parity * s->planewidth[i]; |
||||
dd = dst->planes[i] + parity * s->planewidth[i]; |
||||
|
||||
av_image_copy_plane(dd, s->planewidth[i] << 1, |
||||
ss, s->planewidth[i] << 1, |
||||
s->planewidth[i], s->planeheight[i] >> 1); |
||||
} |
||||
} |
||||
|
||||
static void pullup_pack_frame(PullupContext *s, PullupFrame *fr) |
||||
{ |
||||
int i; |
||||
|
||||
if (fr->buffer) |
||||
return; |
||||
|
||||
if (fr->length < 2) |
||||
return; /* FIXME: deal with this */ |
||||
|
||||
for (i = 0; i < 2; i++) { |
||||
if (fr->ofields[i]->lock[i^1]) |
||||
continue; |
||||
|
||||
fr->buffer = fr->ofields[i]; |
||||
pullup_lock_buffer(fr->buffer, 2); |
||||
copy_field(s, fr->buffer, fr->ofields[i^1], i^1); |
||||
return; |
||||
} |
||||
|
||||
fr->buffer = pullup_get_buffer(s, 2); |
||||
|
||||
copy_field(s, fr->buffer, fr->ofields[0], 0); |
||||
copy_field(s, fr->buffer, fr->ofields[1], 1); |
||||
} |
||||
|
||||
static int filter_frame(AVFilterLink *inlink, AVFrame *in) |
||||
{ |
||||
AVFilterContext *ctx = inlink->dst; |
||||
AVFilterLink *outlink = ctx->outputs[0]; |
||||
PullupContext *s = ctx->priv; |
||||
PullupBuffer *b; |
||||
PullupFrame *f; |
||||
AVFrame *out; |
||||
int p, ret = 0; |
||||
|
||||
b = pullup_get_buffer(s, 2); |
||||
if (!b) { |
||||
av_log(ctx, AV_LOG_WARNING, "Could not get buffer!\n"); |
||||
f = pullup_get_frame(s); |
||||
pullup_release_frame(f); |
||||
goto end; |
||||
} |
||||
|
||||
av_image_copy(b->planes, s->planewidth, |
||||
(const uint8_t**)in->data, in->linesize, |
||||
inlink->format, inlink->w, inlink->h); |
||||
|
||||
p = !!in->interlaced_frame; |
||||
pullup_submit_field(s, b, p ); |
||||
pullup_submit_field(s, b, p^1); |
||||
|
||||
if (in->repeat_pict) |
||||
pullup_submit_field(s, b, p); |
||||
|
||||
pullup_release_buffer(b, 2); |
||||
|
||||
f = pullup_get_frame(s); |
||||
if (!f) |
||||
goto end; |
||||
|
||||
if (f->length < 2) { |
||||
pullup_release_frame(f); |
||||
f = pullup_get_frame(s); |
||||
if (!f) |
||||
goto end; |
||||
if (f->length < 2) { |
||||
pullup_release_frame(f); |
||||
if (!in->repeat_pict) |
||||
goto end; |
||||
f = pullup_get_frame(s); |
||||
if (!f) |
||||
goto end; |
||||
if (f->length < 2) { |
||||
pullup_release_frame(f); |
||||
goto end; |
||||
} |
||||
} |
||||
} |
||||
|
||||
/* If the frame isn't already exportable... */ |
||||
if (!f->buffer) |
||||
pullup_pack_frame(s, f); |
||||
|
||||
out = ff_get_video_buffer(outlink, outlink->w, outlink->h); |
||||
if (!out) { |
||||
ret = AVERROR(ENOMEM); |
||||
goto end; |
||||
} |
||||
av_frame_copy_props(out, in); |
||||
|
||||
av_image_copy(out->data, out->linesize, |
||||
(const uint8_t**)f->buffer->planes, s->planewidth, |
||||
inlink->format, inlink->w, inlink->h); |
||||
|
||||
ret = ff_filter_frame(outlink, out); |
||||
pullup_release_frame(f); |
||||
end: |
||||
av_frame_free(&in); |
||||
return ret; |
||||
} |
||||
|
||||
static av_cold void uninit(AVFilterContext *ctx) |
||||
{ |
||||
PullupContext *s = ctx->priv; |
||||
PullupField *f; |
||||
int i; |
||||
|
||||
f = s->head; |
||||
do { |
||||
if (!f) |
||||
break; |
||||
|
||||
av_free(f->diffs); |
||||
av_free(f->combs); |
||||
av_free(f->vars); |
||||
f = f->next; |
||||
av_freep(&f->prev); |
||||
} while (f != s->last); |
||||
av_freep(&s->last); |
||||
|
||||
for (i = 0; i < FF_ARRAY_ELEMS(s->buffers); i++) { |
||||
av_freep(&s->buffers[i].planes[0]); |
||||
av_freep(&s->buffers[i].planes[1]); |
||||
av_freep(&s->buffers[i].planes[2]); |
||||
} |
||||
} |
||||
|
||||
static const AVFilterPad pullup_inputs[] = { |
||||
{ |
||||
.name = "default", |
||||
.type = AVMEDIA_TYPE_VIDEO, |
||||
.filter_frame = filter_frame, |
||||
.config_props = config_input, |
||||
}, |
||||
{ NULL } |
||||
}; |
||||
|
||||
static const AVFilterPad pullup_outputs[] = { |
||||
{ |
||||
.name = "default", |
||||
.type = AVMEDIA_TYPE_VIDEO, |
||||
.config_props = config_output, |
||||
}, |
||||
{ NULL } |
||||
}; |
||||
|
||||
AVFilter avfilter_vf_pullup = { |
||||
.name = "pullup", |
||||
.description = NULL_IF_CONFIG_SMALL("Pullup from field sequence to frames."), |
||||
.priv_size = sizeof(PullupContext), |
||||
.priv_class = &pullup_class, |
||||
.uninit = uninit, |
||||
.query_formats = query_formats, |
||||
.inputs = pullup_inputs, |
||||
.outputs = pullup_outputs, |
||||
}; |
||||
@ -0,0 +1,71 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2 of the License, or (at your option) any later version. |
||||
* |
||||
* 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 General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License along |
||||
* with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#ifndef AVFILTER_PULLUP_H |
||||
#define AVFILTER_PULLUP_H |
||||
|
||||
#include "avfilter.h" |
||||
|
||||
typedef struct PullupBuffer { |
||||
int lock[2]; |
||||
uint8_t *planes[4]; |
||||
} PullupBuffer; |
||||
|
||||
typedef struct PullupField { |
||||
int parity; |
||||
PullupBuffer *buffer; |
||||
unsigned flags; |
||||
int breaks; |
||||
int affinity; |
||||
int *diffs; |
||||
int *combs; |
||||
int *vars; |
||||
struct PullupField *prev, *next; |
||||
} PullupField; |
||||
|
||||
typedef struct PullupFrame { |
||||
int lock; |
||||
int length; |
||||
int parity; |
||||
PullupBuffer *ifields[4], *ofields[2]; |
||||
PullupBuffer *buffer; |
||||
} PullupFrame; |
||||
|
||||
typedef struct PullupContext { |
||||
const AVClass *class; |
||||
int junk_left, junk_right, junk_top, junk_down, junk_bottom; |
||||
int metric_plane; |
||||
int strict_breaks; |
||||
int strict_pairs; |
||||
int metric_w, metric_h, metric_length; |
||||
int metric_offset; |
||||
int nb_planes; |
||||
int planewidth[4]; |
||||
int planeheight[4]; |
||||
PullupField *first, *last, *head; |
||||
PullupBuffer buffers[10]; |
||||
PullupFrame frame; |
||||
|
||||
int (*diff)(const uint8_t *a, const uint8_t *b, int s); |
||||
int (*comb)(const uint8_t *a, const uint8_t *b, int s); |
||||
int (*var )(const uint8_t *a, const uint8_t *b, int s); |
||||
} PullupContext; |
||||
|
||||
void ff_pullup_init_x86(PullupContext *s); |
||||
|
||||
#endif /* AVFILTER_PULLUP_H */ |
||||
@ -1,9 +1,11 @@ |
||||
OBJS-$(CONFIG_GRADFUN_FILTER) += x86/vf_gradfun.o
|
||||
OBJS-$(CONFIG_HQDN3D_FILTER) += x86/vf_hqdn3d_init.o
|
||||
OBJS-$(CONFIG_PULLUP_FILTER) += x86/vf_pullup_init.o
|
||||
OBJS-$(CONFIG_SPP_FILTER) += x86/vf_spp.o
|
||||
OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume_init.o
|
||||
OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif_init.o
|
||||
|
||||
YASM-OBJS-$(CONFIG_HQDN3D_FILTER) += x86/vf_hqdn3d.o
|
||||
YASM-OBJS-$(CONFIG_PULLUP_FILTER) += x86/vf_pullup.o
|
||||
YASM-OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume.o
|
||||
YASM-OBJS-$(CONFIG_YADIF_FILTER) += x86/vf_yadif.o x86/yadif-16.o x86/yadif-10.o
|
||||
|
||||
@ -0,0 +1,178 @@ |
||||
;***************************************************************************** |
||||
;* x86-optimized functions for pullup filter |
||||
;* |
||||
;* This file is part of FFmpeg. |
||||
;* |
||||
;* FFmpeg is free software; you can redistribute it and/or modify |
||||
;* it under the terms of the GNU General Public License as published by |
||||
;* the Free Software Foundation; either version 2 of the License, or |
||||
;* (at your option) any later version. |
||||
;* |
||||
;* 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 General Public License for more details. |
||||
;* |
||||
;* You should have received a copy of the GNU General Public License along |
||||
;* with FFmpeg; if not, write to the Free Software Foundation, Inc., |
||||
;* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
||||
;****************************************************************************** |
||||
|
||||
%include "libavutil/x86/x86util.asm" |
||||
|
||||
SECTION_TEXT |
||||
|
||||
INIT_MMX mmx |
||||
cglobal pullup_filter_diff, 3, 5, 8, first, second, size |
||||
mov r3, 4 |
||||
pxor m4, m4 |
||||
pxor m7, m7 |
||||
|
||||
.loop: |
||||
movq m0, [firstq] |
||||
movq m2, [firstq] |
||||
add firstq, sizeq |
||||
movq m1, [secondq] |
||||
add secondq, sizeq |
||||
psubusb m2, m1 |
||||
psubusb m1, m0 |
||||
movq m0, m2 |
||||
movq m3, m1 |
||||
punpcklbw m0, m7 |
||||
punpcklbw m1, m7 |
||||
punpckhbw m2, m7 |
||||
punpckhbw m3, m7 |
||||
paddw m4, m0 |
||||
paddw m4, m1 |
||||
paddw m4, m2 |
||||
paddw m4, m3 |
||||
|
||||
dec r3 |
||||
jnz .loop |
||||
|
||||
movq m3, m4 |
||||
punpcklwd m4, m7 |
||||
punpckhwd m3, m7 |
||||
paddd m3, m4 |
||||
movd eax, m3 |
||||
psrlq m3, 32 |
||||
movd r4, m3 |
||||
add eax, r4 |
||||
RET |
||||
|
||||
INIT_MMX mmx |
||||
cglobal pullup_filter_comb, 3, 5, 8, first, second, size |
||||
mov r3, 4 |
||||
pxor m6, m6 |
||||
pxor m7, m7 |
||||
sub secondq, sizeq |
||||
|
||||
.loop: |
||||
movq m0, [secondq] |
||||
movq m1, [secondq] |
||||
punpcklbw m0, m7 |
||||
movq m2, [secondq+sizeq] |
||||
punpcklbw m1, m7 |
||||
punpcklbw m2, m7 |
||||
paddw m0, m0 |
||||
paddw m1, m2 |
||||
movq m2, m0 |
||||
psubusw m0, m1 |
||||
psubusw m1, m2 |
||||
paddw m6, m0 |
||||
paddw m6, m1 |
||||
|
||||
movq m0, [firstq] |
||||
movq m1, [secondq] |
||||
punpckhbw m0, m7 |
||||
movq m2, [secondq+sizeq] |
||||
punpckhbw m1, m7 |
||||
punpckhbw m2, m7 |
||||
paddw m0, m0 |
||||
paddw m1, m2 |
||||
movq m2, m0 |
||||
psubusw m0, m1 |
||||
psubusw m1, m2 |
||||
paddw m6, m0 |
||||
paddw m6, m1 |
||||
|
||||
movq m0, [secondq+sizeq] |
||||
movq m1, [firstq] |
||||
punpcklbw m0, m7 |
||||
movq m2, [firstq+sizeq] |
||||
punpcklbw m1, m7 |
||||
punpcklbw m2, m7 |
||||
paddw m0, m0 |
||||
paddw m1, m2 |
||||
movq m2, m0 |
||||
psubusw m0, m1 |
||||
psubusw m1, m2 |
||||
paddw m6, m0 |
||||
paddw m6, m1 |
||||
|
||||
movq m0, [secondq+sizeq] |
||||
movq m1, [firstq] |
||||
punpckhbw m0, m7 |
||||
movq m2, [firstq+sizeq] |
||||
punpckhbw m1, m7 |
||||
punpckhbw m2, m7 |
||||
paddw m0, m0 |
||||
paddw m1, m2 |
||||
movq m2, m0 |
||||
psubusw m0, m1 |
||||
psubusw m1, m2 |
||||
paddw m6, m0 |
||||
paddw m6, m1 |
||||
|
||||
add firstq, sizeq |
||||
add secondq, sizeq |
||||
dec r3 |
||||
jnz .loop |
||||
|
||||
movq m5, m6 |
||||
punpcklwd m6, m7 |
||||
punpckhwd m5, m7 |
||||
paddd m5, m6 |
||||
movd eax, m5 |
||||
psrlq m5, 32 |
||||
movd r4, m5 |
||||
add eax, r4 |
||||
RET |
||||
|
||||
INIT_MMX mmx |
||||
cglobal pullup_filter_var, 3, 5, 8, first, second, size |
||||
mov r3, 3 |
||||
pxor m4, m4 |
||||
pxor m7, m7 |
||||
|
||||
.loop: |
||||
movq m0, [firstq] |
||||
movq m2, [firstq] |
||||
movq m1, [firstq+sizeq] |
||||
add firstq, sizeq |
||||
psubusb m2, m1 |
||||
psubusb m1, m0 |
||||
movq m0, m2 |
||||
movq m3, m1 |
||||
punpcklbw m0, m7 |
||||
punpcklbw m1, m7 |
||||
punpckhbw m2, m7 |
||||
punpckhbw m3, m7 |
||||
paddw m4, m0 |
||||
paddw m4, m1 |
||||
paddw m4, m2 |
||||
paddw m4, m3 |
||||
|
||||
dec r3 |
||||
jnz .loop |
||||
|
||||
movq m3, m4 |
||||
punpcklwd m4, m7 |
||||
punpckhwd m3, m7 |
||||
paddd m3, m4 |
||||
movd eax, m3 |
||||
psrlq m3, 32 |
||||
movd r4, m3 |
||||
add eax, r4 |
||||
shl eax, 2 |
||||
RET |
||||
@ -0,0 +1,41 @@ |
||||
/*
|
||||
* This file is part of FFmpeg. |
||||
* |
||||
* FFmpeg is free software; you can redistribute it and/or |
||||
* modify it under the terms of the GNU General Public |
||||
* License as published by the Free Software Foundation; either |
||||
* version 2 of the License, or (at your option) any later version. |
||||
* |
||||
* 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 General Public License for more details. |
||||
* |
||||
* You should have received a copy of the GNU General Public License along |
||||
* with FFmpeg; if not, write to the Free Software |
||||
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
||||
*/ |
||||
|
||||
#include "libavutil/attributes.h" |
||||
#include "libavutil/cpu.h" |
||||
#include "libavutil/mem.h" |
||||
#include "libavutil/x86/asm.h" |
||||
#include "libavutil/x86/cpu.h" |
||||
#include "libavfilter/vf_pullup.h" |
||||
|
||||
int ff_pullup_filter_diff_mmx(const uint8_t *a, const uint8_t *b, int s); |
||||
int ff_pullup_filter_comb_mmx(const uint8_t *a, const uint8_t *b, int s); |
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int ff_pullup_filter_var_mmx (const uint8_t *a, const uint8_t *b, int s); |
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|
||||
av_cold void ff_pullup_init_x86(PullupContext *s) |
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{ |
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#if HAVE_YASM |
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int cpu_flags = av_get_cpu_flags(); |
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|
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if (EXTERNAL_MMX(cpu_flags)) { |
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s->diff = ff_pullup_filter_diff_mmx; |
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s->comb = ff_pullup_filter_comb_mmx; |
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s->var = ff_pullup_filter_var_mmx; |
||||
} |
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#endif |
||||
} |
||||
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Reference in new issue