#include "libavutil/internal.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
-#include "libavutil/pixelutils.h"
#include "avfilter.h"
#include "internal.h"
#include "video.h"
+#include "filters.h"
#include "framerate.h"
+#include "scene_sad.h"
#define OFFSET(x) offsetof(FrameRateContext, x)
#define V AV_OPT_FLAG_VIDEO_PARAM
{"interp_start", "point to start linear interpolation", OFFSET(interp_start), AV_OPT_TYPE_INT, {.i64=15}, 0, 255, V|F },
{"interp_end", "point to end linear interpolation", OFFSET(interp_end), AV_OPT_TYPE_INT, {.i64=240}, 0, 255, V|F },
- {"scene", "scene change level", OFFSET(scene_score), AV_OPT_TYPE_DOUBLE, {.dbl=8.2}, 0, INT_MAX, V|F },
+ {"scene", "scene change level", OFFSET(scene_score), AV_OPT_TYPE_DOUBLE, {.dbl=8.2}, 0, 100., V|F },
{"flags", "set flags", OFFSET(flags), AV_OPT_TYPE_FLAGS, {.i64=1}, 0, INT_MAX, V|F, "flags" },
{"scene_change_detect", "enable scene change detection", 0, AV_OPT_TYPE_CONST, {.i64=FRAMERATE_FLAG_SCD}, INT_MIN, INT_MAX, V|F, "flags" },
AVFILTER_DEFINE_CLASS(framerate);
-static av_always_inline int64_t sad_8x8_16(const uint16_t *src1, ptrdiff_t stride1,
- const uint16_t *src2, ptrdiff_t stride2)
-{
- int sum = 0;
- int x, y;
-
- for (y = 0; y < 8; y++) {
- for (x = 0; x < 8; x++)
- sum += FFABS(src1[x] - src2[x]);
- src1 += stride1;
- src2 += stride2;
- }
- return sum;
-}
-
-static int64_t scene_sad16(FrameRateContext *s, const uint16_t *p1, int p1_linesize, const uint16_t* p2, int p2_linesize, const int width, const int height)
-{
- int64_t sad;
- int x, y;
- for (sad = y = 0; y < height - 7; y += 8) {
- for (x = 0; x < width - 7; x += 8) {
- sad += sad_8x8_16(p1 + y * p1_linesize + x,
- p1_linesize,
- p2 + y * p2_linesize + x,
- p2_linesize);
- }
- }
- return sad;
-}
-
-static int64_t scene_sad8(FrameRateContext *s, uint8_t *p1, int p1_linesize, uint8_t* p2, int p2_linesize, const int width, const int height)
-{
- int64_t sad;
- int x, y;
- for (sad = y = 0; y < height - 7; y += 8) {
- for (x = 0; x < width - 7; x += 8) {
- sad += s->sad(p1 + y * p1_linesize + x,
- p1_linesize,
- p2 + y * p2_linesize + x,
- p2_linesize);
- }
- }
- emms_c();
- return sad;
-}
-
static double get_scene_score(AVFilterContext *ctx, AVFrame *crnt, AVFrame *next)
{
FrameRateContext *s = ctx->priv;
if (crnt->height == next->height &&
crnt->width == next->width) {
- int64_t sad;
+ uint64_t sad;
double mafd, diff;
ff_dlog(ctx, "get_scene_score() process\n");
- if (s->bitdepth == 8)
- sad = scene_sad8(s, crnt->data[0], crnt->linesize[0], next->data[0], next->linesize[0], crnt->width, crnt->height);
- else
- sad = scene_sad16(s, (const uint16_t*)crnt->data[0], crnt->linesize[0] / 2, (const uint16_t*)next->data[0], next->linesize[0] / 2, crnt->width, crnt->height);
-
- mafd = (double)sad * 100.0 / FFMAX(1, (crnt->height & ~7) * (crnt->width & ~7)) / (1 << s->bitdepth);
+ s->sad(crnt->data[0], crnt->linesize[0], next->data[0], next->linesize[0], crnt->width, crnt->height, &sad);
+ emms_c();
+ mafd = (double)sad * 100.0 / (crnt->width * crnt->height) / (1 << s->bitdepth);
diff = fabs(mafd - s->prev_mafd);
ret = av_clipf(FFMIN(mafd, diff), 0, 100.0);
s->prev_mafd = mafd;
{
FrameRateContext *s = ctx->priv;
ThreadData *td = arg;
+ AVFrame *work = s->work;
+ AVFrame *src1 = td->copy_src1;
+ AVFrame *src2 = td->copy_src2;
uint16_t src1_factor = td->src1_factor;
uint16_t src2_factor = td->src2_factor;
int plane;
- for (plane = 0; plane < 4 && td->copy_src1->data[plane] && td->copy_src2->data[plane]; plane++) {
- int cpy_line_width = s->line_size[plane];
- uint8_t *cpy_src1_data = td->copy_src1->data[plane];
- int cpy_src1_line_size = td->copy_src1->linesize[plane];
- uint8_t *cpy_src2_data = td->copy_src2->data[plane];
- int cpy_src2_line_size = td->copy_src2->linesize[plane];
- int cpy_src_h = (plane > 0 && plane < 3) ? (td->copy_src1->height >> s->vsub) : (td->copy_src1->height);
- uint8_t *cpy_dst_data = s->work->data[plane];
- int cpy_dst_line_size = s->work->linesize[plane];
- const int start = (cpy_src_h * job ) / nb_jobs;
- const int end = (cpy_src_h * (job+1)) / nb_jobs;
- cpy_src1_data += start * cpy_src1_line_size;
- cpy_src2_data += start * cpy_src2_line_size;
- cpy_dst_data += start * cpy_dst_line_size;
-
- s->blend(cpy_src1_data, cpy_src1_line_size,
- cpy_src2_data, cpy_src2_line_size,
- cpy_dst_data, cpy_dst_line_size,
- cpy_line_width, end - start,
+ for (plane = 0; plane < 4 && src1->data[plane] && src2->data[plane]; plane++) {
+ const int start = (s->height[plane] * job ) / nb_jobs;
+ const int end = (s->height[plane] * (job+1)) / nb_jobs;
+ uint8_t *src1_data = src1->data[plane] + start * src1->linesize[plane];
+ uint8_t *src2_data = src2->data[plane] + start * src2->linesize[plane];
+ uint8_t *dst_data = work->data[plane] + start * work->linesize[plane];
+
+ s->blend(src1_data, src1->linesize[plane], src2_data, src2->linesize[plane],
+ dst_data, work->linesize[plane], s->line_size[plane], end - start,
src1_factor, src2_factor, s->blend_factor_max >> 1);
}
return 0;
if (!s->f0) {
- s->work = av_frame_clone(s->f1);
+ av_assert1(s->flush);
+ s->work = s->f1;
+ s->f1 = NULL;
} else {
if (work_pts >= s->pts1 + s->delta && s->flush)
return 0;
return ff_set_common_formats(ctx, fmts_list);
}
-static void blend_frames_c(BLEND_FUNC_PARAMS)
-{
- int line, pixel;
- for (line = 0; line < height; line++) {
- for (pixel = 0; pixel < width; pixel++)
- dst[pixel] = ((src1[pixel] * factor1) + (src2[pixel] * factor2) + half) >> BLEND_FACTOR_DEPTH8;
- src1 += src1_linesize;
- src2 += src2_linesize;
- dst += dst_linesize;
- }
-}
-
-static void blend_frames16_c(BLEND_FUNC_PARAMS)
-{
- int line, pixel;
- uint16_t *dstw = (uint16_t *)dst;
- uint16_t *src1w = (uint16_t *)src1;
- uint16_t *src2w = (uint16_t *)src2;
- width /= 2;
- src1_linesize /= 2;
- src2_linesize /= 2;
- dst_linesize /= 2;
- for (line = 0; line < height; line++) {
- for (pixel = 0; pixel < width; pixel++)
- dstw[pixel] = ((src1w[pixel] * factor1) + (src2w[pixel] * factor2) + half) >> BLEND_FACTOR_DEPTH16;
- src1w += src1_linesize;
- src2w += src2_linesize;
- dstw += dst_linesize;
- }
+#define BLEND_FRAME_FUNC(nbits) \
+static void blend_frames##nbits##_c(BLEND_FUNC_PARAMS) \
+{ \
+ int line, pixel; \
+ uint##nbits##_t *dstw = (uint##nbits##_t *)dst; \
+ uint##nbits##_t *src1w = (uint##nbits##_t *)src1; \
+ uint##nbits##_t *src2w = (uint##nbits##_t *)src2; \
+ int bytes = nbits / 8; \
+ width /= bytes; \
+ src1_linesize /= bytes; \
+ src2_linesize /= bytes; \
+ dst_linesize /= bytes; \
+ for (line = 0; line < height; line++) { \
+ for (pixel = 0; pixel < width; pixel++) \
+ dstw[pixel] = ((src1w[pixel] * factor1) + \
+ (src2w[pixel] * factor2) + half) \
+ >> BLEND_FACTOR_DEPTH(nbits); \
+ src1w += src1_linesize; \
+ src2w += src2_linesize; \
+ dstw += dst_linesize; \
+ } \
}
+BLEND_FRAME_FUNC(8)
+BLEND_FRAME_FUNC(16)
void ff_framerate_init(FrameRateContext *s)
{
if (s->bitdepth == 8) {
- s->blend_factor_max = 1 << BLEND_FACTOR_DEPTH8;
- s->blend = blend_frames_c;
+ s->blend_factor_max = 1 << BLEND_FACTOR_DEPTH(8);
+ s->blend = blend_frames8_c;
} else {
- s->blend_factor_max = 1 << BLEND_FACTOR_DEPTH16;
+ s->blend_factor_max = 1 << BLEND_FACTOR_DEPTH(16);
s->blend = blend_frames16_c;
}
if (ARCH_X86)
const AVPixFmtDescriptor *pix_desc = av_pix_fmt_desc_get(inlink->format);
int plane;
+ s->vsub = pix_desc->log2_chroma_h;
for (plane = 0; plane < 4; plane++) {
- s->line_size[plane] = av_image_get_linesize(inlink->format, inlink->w,
- plane);
+ s->line_size[plane] = av_image_get_linesize(inlink->format, inlink->w, plane);
+ s->height[plane] = inlink->h >> ((plane == 1 || plane == 2) ? s->vsub : 0);
}
s->bitdepth = pix_desc->comp[0].depth;
- s->vsub = pix_desc->log2_chroma_h;
- s->sad = av_pixelutils_get_sad_fn(3, 3, 2, s); // 8x8 both sources aligned
+ s->sad = ff_scene_sad_get_fn(s->bitdepth == 8 ? 8 : 16);
if (!s->sad)
return AVERROR(EINVAL);
return 0;
}
-static int filter_frame(AVFilterLink *inlink, AVFrame *inpicref)
+static int activate(AVFilterContext *ctx)
{
- int ret;
- AVFilterContext *ctx = inlink->dst;
+ int ret, status;
+ AVFilterLink *inlink = ctx->inputs[0];
+ AVFilterLink *outlink = ctx->outputs[0];
FrameRateContext *s = ctx->priv;
+ AVFrame *inpicref;
int64_t pts;
- if (inpicref->interlaced_frame)
- av_log(ctx, AV_LOG_WARNING, "Interlaced frame found - the output will not be correct.\n");
+ FF_FILTER_FORWARD_STATUS_BACK(outlink, inlink);
- if (inpicref->pts == AV_NOPTS_VALUE) {
- av_log(ctx, AV_LOG_WARNING, "Ignoring frame without PTS.\n");
- return 0;
+retry:
+ ret = process_work_frame(ctx);
+ if (ret < 0)
+ return ret;
+ else if (ret == 1)
+ return ff_filter_frame(outlink, s->work);
+
+ ret = ff_inlink_consume_frame(inlink, &inpicref);
+ if (ret < 0)
+ return ret;
+
+ if (inpicref) {
+ if (inpicref->interlaced_frame)
+ av_log(ctx, AV_LOG_WARNING, "Interlaced frame found - the output will not be correct.\n");
+
+ if (inpicref->pts == AV_NOPTS_VALUE) {
+ av_log(ctx, AV_LOG_WARNING, "Ignoring frame without PTS.\n");
+ av_frame_free(&inpicref);
+ }
}
- pts = av_rescale_q(inpicref->pts, s->srce_time_base, s->dest_time_base);
- if (s->f1 && pts == s->pts1) {
- av_log(ctx, AV_LOG_WARNING, "Ignoring frame with same PTS.\n");
- return 0;
+ if (inpicref) {
+ pts = av_rescale_q(inpicref->pts, s->srce_time_base, s->dest_time_base);
+
+ if (s->f1 && pts == s->pts1) {
+ av_log(ctx, AV_LOG_WARNING, "Ignoring frame with same PTS.\n");
+ av_frame_free(&inpicref);
+ }
}
- av_frame_free(&s->f0);
- s->f0 = s->f1;
- s->pts0 = s->pts1;
- s->f1 = inpicref;
- s->pts1 = pts;
- s->delta = s->pts1 - s->pts0;
- s->score = -1.0;
-
- if (s->delta < 0) {
- av_log(ctx, AV_LOG_WARNING, "PTS discontinuity.\n");
- s->start_pts = s->pts1;
- s->n = 0;
+ if (inpicref) {
av_frame_free(&s->f0);
+ s->f0 = s->f1;
+ s->pts0 = s->pts1;
+ s->f1 = inpicref;
+ s->pts1 = pts;
+ s->delta = s->pts1 - s->pts0;
+ s->score = -1.0;
+
+ if (s->delta < 0) {
+ av_log(ctx, AV_LOG_WARNING, "PTS discontinuity.\n");
+ s->start_pts = s->pts1;
+ s->n = 0;
+ av_frame_free(&s->f0);
+ }
+
+ if (s->start_pts == AV_NOPTS_VALUE)
+ s->start_pts = s->pts1;
+
+ goto retry;
}
- if (s->start_pts == AV_NOPTS_VALUE)
- s->start_pts = s->pts1;
+ if (ff_inlink_acknowledge_status(inlink, &status, &pts)) {
+ if (!s->flush) {
+ s->flush = 1;
+ goto retry;
+ }
+ ff_outlink_set_status(outlink, status, pts);
+ return 0;
+ }
- do {
- ret = process_work_frame(ctx);
- if (ret <= 0)
- return ret;
- ret = ff_filter_frame(ctx->outputs[0], s->work);
- } while (ret >= 0);
+ FF_FILTER_FORWARD_WANTED(outlink, inlink);
- return ret;
+ return FFERROR_NOT_READY;
}
static int config_output(AVFilterLink *outlink)
return 0;
}
-static int request_frame(AVFilterLink *outlink)
-{
- AVFilterContext *ctx = outlink->src;
- FrameRateContext *s = ctx->priv;
- int ret;
-
- ff_dlog(ctx, "request_frame()\n");
-
- ret = ff_request_frame(ctx->inputs[0]);
- if (ret == AVERROR_EOF && s->f1 && !s->flush) {
- s->flush = 1;
- ret = process_work_frame(ctx);
- if (ret < 0)
- return ret;
- ret = ret ? ff_filter_frame(ctx->outputs[0], s->work) : AVERROR_EOF;
- }
-
- ff_dlog(ctx, "request_frame() source's request_frame() returned:%d\n", ret);
- return ret;
-}
-
static const AVFilterPad framerate_inputs[] = {
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
.config_props = config_input,
- .filter_frame = filter_frame,
},
{ NULL }
};
{
.name = "default",
.type = AVMEDIA_TYPE_VIDEO,
- .request_frame = request_frame,
.config_props = config_output,
},
{ NULL }
};
-AVFilter ff_vf_framerate = {
+const AVFilter ff_vf_framerate = {
.name = "framerate",
.description = NULL_IF_CONFIG_SMALL("Upsamples or downsamples progressive source between specified frame rates."),
.priv_size = sizeof(FrameRateContext),
.inputs = framerate_inputs,
.outputs = framerate_outputs,
.flags = AVFILTER_FLAG_SLICE_THREADS,
+ .activate = activate,
};