*/
#include "libavutil/imgutils.h"
+#include "libavutil/common.h"
#include "libavutil/cpu.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
+#include "formats.h"
#include "gradfun.h"
+#include "internal.h"
+#include "video.h"
DECLARE_ALIGNED(16, static const uint16_t, dither)[8][8] = {
{0x00,0x60,0x18,0x78,0x06,0x66,0x1E,0x7E},
}
}
-static av_cold int init(AVFilterContext *ctx, const char *args, void *opaque)
+static av_cold int init(AVFilterContext *ctx, const char *args)
{
GradFunContext *gf = ctx->priv;
float thresh = 1.2;
int radius = 16;
- int cpu_flags = av_get_cpu_flags();
if (args)
sscanf(args, "%f:%d", &thresh, &radius);
gf->blur_line = ff_gradfun_blur_line_c;
gf->filter_line = ff_gradfun_filter_line_c;
- if (HAVE_MMX && cpu_flags & AV_CPU_FLAG_MMX2)
- gf->filter_line = ff_gradfun_filter_line_mmx2;
- if (HAVE_SSSE3 && cpu_flags & AV_CPU_FLAG_SSSE3)
- gf->filter_line = ff_gradfun_filter_line_ssse3;
- if (HAVE_SSE && cpu_flags & AV_CPU_FLAG_SSE2)
- gf->blur_line = ff_gradfun_blur_line_sse2;
+ if (ARCH_X86)
+ ff_gradfun_init_x86(gf);
- av_log(ctx, AV_LOG_INFO, "threshold:%.2f radius:%d\n", thresh, gf->radius);
+ av_log(ctx, AV_LOG_VERBOSE, "threshold:%.2f radius:%d\n", thresh, gf->radius);
return 0;
}
static int query_formats(AVFilterContext *ctx)
{
- static const enum PixelFormat pix_fmts[] = {
- PIX_FMT_YUV410P, PIX_FMT_YUV420P,
- PIX_FMT_GRAY8, PIX_FMT_NV12,
- PIX_FMT_NV21, PIX_FMT_YUV444P,
- PIX_FMT_YUV422P, PIX_FMT_YUV411P,
- PIX_FMT_NONE
+ static const enum AVPixelFormat pix_fmts[] = {
+ AV_PIX_FMT_YUV410P, AV_PIX_FMT_YUV420P,
+ AV_PIX_FMT_GRAY8, AV_PIX_FMT_NV12,
+ AV_PIX_FMT_NV21, AV_PIX_FMT_YUV444P,
+ AV_PIX_FMT_YUV422P, AV_PIX_FMT_YUV411P,
+ AV_PIX_FMT_NONE
};
- avfilter_set_common_formats(ctx, avfilter_make_format_list(pix_fmts));
+ ff_set_common_formats(ctx, ff_make_format_list(pix_fmts));
return 0;
}
static int config_input(AVFilterLink *inlink)
{
GradFunContext *gf = inlink->dst->priv;
- int hsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_w;
- int vsub = av_pix_fmt_descriptors[inlink->format].log2_chroma_h;
+ const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(inlink->format);
+ int hsub = desc->log2_chroma_w;
+ int vsub = desc->log2_chroma_h;
gf->buf = av_mallocz((FFALIGN(inlink->w, 16) * (gf->radius + 1) / 2 + 32) * sizeof(uint16_t));
if (!gf->buf)
return 0;
}
-static void start_frame(AVFilterLink *inlink, AVFilterBufferRef *inpicref)
-{
- AVFilterLink *outlink = inlink->dst->outputs[0];
- AVFilterBufferRef *outpicref;
-
- if (inpicref->perms & AV_PERM_PRESERVE) {
- outpicref = avfilter_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
- avfilter_copy_buffer_ref_props(outpicref, inpicref);
- outpicref->video->w = outlink->w;
- outpicref->video->h = outlink->h;
- } else
- outpicref = inpicref;
-
- outlink->out_buf = outpicref;
- avfilter_start_frame(outlink, avfilter_ref_buffer(outpicref, ~0));
-}
-
-static void null_draw_slice(AVFilterLink *link, int y, int h, int slice_dir) { }
-
-static void end_frame(AVFilterLink *inlink)
+static int filter_frame(AVFilterLink *inlink, AVFilterBufferRef *in)
{
GradFunContext *gf = inlink->dst->priv;
- AVFilterBufferRef *inpic = inlink->cur_buf;
AVFilterLink *outlink = inlink->dst->outputs[0];
- AVFilterBufferRef *outpic = outlink->out_buf;
- int p;
+ AVFilterBufferRef *out;
+ int p, direct;
+
+ if ((in->perms & AV_PERM_WRITE) && !(in->perms & AV_PERM_PRESERVE)) {
+ direct = 1;
+ out = in;
+ } else {
+ out = ff_get_video_buffer(outlink, AV_PERM_WRITE, outlink->w, outlink->h);
+ if (!out) {
+ avfilter_unref_bufferp(&in);
+ return AVERROR(ENOMEM);
+ }
- for (p = 0; p < 4 && inpic->data[p]; p++) {
+ avfilter_copy_buffer_ref_props(out, in);
+ out->video->w = outlink->w;
+ out->video->h = outlink->h;
+ }
+
+ for (p = 0; p < 4 && in->data[p]; p++) {
int w = inlink->w;
int h = inlink->h;
int r = gf->radius;
}
if (FFMIN(w, h) > 2 * r)
- filter(gf, outpic->data[p], inpic->data[p], w, h, outpic->linesize[p], inpic->linesize[p], r);
- else if (outpic->data[p] != inpic->data[p])
- av_image_copy_plane(outpic->data[p], outpic->linesize[p], inpic->data[p], inpic->linesize[p], w, h);
+ filter(gf, out->data[p], in->data[p], w, h, out->linesize[p], in->linesize[p], r);
+ else if (out->data[p] != in->data[p])
+ av_image_copy_plane(out->data[p], out->linesize[p], in->data[p], in->linesize[p], w, h);
}
- avfilter_draw_slice(outlink, 0, inlink->h, 1);
- avfilter_end_frame(outlink);
- avfilter_unref_buffer(inpic);
- if (outpic != inpic)
- avfilter_unref_buffer(outpic);
+ if (!direct)
+ avfilter_unref_bufferp(&in);
+
+ return ff_filter_frame(outlink, out);
}
+static const AVFilterPad avfilter_vf_gradfun_inputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ .config_props = config_input,
+ .filter_frame = filter_frame,
+ .min_perms = AV_PERM_READ,
+ },
+ { NULL }
+};
+
+static const AVFilterPad avfilter_vf_gradfun_outputs[] = {
+ {
+ .name = "default",
+ .type = AVMEDIA_TYPE_VIDEO,
+ },
+ { NULL }
+};
+
AVFilter avfilter_vf_gradfun = {
.name = "gradfun",
.description = NULL_IF_CONFIG_SMALL("Debands video quickly using gradients."),
.uninit = uninit,
.query_formats = query_formats,
- .inputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO,
- .config_props = config_input,
- .start_frame = start_frame,
- .draw_slice = null_draw_slice,
- .end_frame = end_frame,
- .min_perms = AV_PERM_READ, },
- { .name = NULL}},
- .outputs = (AVFilterPad[]) {{ .name = "default",
- .type = AVMEDIA_TYPE_VIDEO, },
- { .name = NULL}},
+ .inputs = avfilter_vf_gradfun_inputs,
+ .outputs = avfilter_vf_gradfun_outputs,
};
projects / ffmpeg / blobdiff