int ff_dualinput_init(AVFilterContext *ctx, FFDualInputContext *s)
{
FFFrameSyncIn *in;
int ret;
if ((ret = ff_framesync_init(&s->fs, ctx, 2)) < 0)
return ret;
in = s->fs.in;
s->fs.opaque = s;
s->fs.on_event = process_frame;
in[0].time_base = ctx->inputs[0]->time_base;
in[1].time_base = ctx->inputs[1]->time_base;
in[0].sync = 2;
in[0].before = EXT_STOP;
in[0].after = EXT_INFINITY;
in[1].sync = 1;
in[1].before = EXT_NULL;
in[1].after = EXT_INFINITY;
if (s->shortest)
in[0].after = in[1].after = EXT_STOP;
if (!s->repeatlast) {
in[1].after = EXT_NULL;
in[1].sync = 0;
}
if (s->skip_initial_unpaired) {
in[1].before = EXT_STOP;
}
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
DisplaceContext *s = ctx->priv;
AVFilterLink *srclink = ctx->inputs[0];
AVFilterLink *xlink = ctx->inputs[1];
AVFilterLink *ylink = ctx->inputs[2];
FFFrameSyncIn *in;
int ret;
if (srclink->format != xlink->format ||
srclink->format != ylink->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
if (srclink->w != xlink->w ||
srclink->h != xlink->h ||
srclink->w != ylink->w ||
srclink->h != ylink->h) {
av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
"(size %dx%d) do not match the corresponding "
"second input link %s parameters (%dx%d) "
"and/or third input link %s parameters (%dx%d)\n",
ctx->input_pads[0].name, srclink->w, srclink->h,
ctx->input_pads[1].name, xlink->w, xlink->h,
ctx->input_pads[2].name, ylink->w, ylink->h);
return AVERROR(EINVAL);
}
outlink->w = srclink->w;
outlink->h = srclink->h;
outlink->time_base = srclink->time_base;
outlink->sample_aspect_ratio = srclink->sample_aspect_ratio;
outlink->frame_rate = srclink->frame_rate;
ret = ff_framesync_init(&s->fs, ctx, 3);
if (ret < 0)
return ret;
in = s->fs.in;
in[0].time_base = srclink->time_base;
in[1].time_base = xlink->time_base;
in[2].time_base = ylink->time_base;
in[0].sync = 2;
in[0].before = EXT_STOP;
in[0].after = EXT_STOP;
in[1].sync = 1;
in[1].before = EXT_NULL;
in[1].after = EXT_INFINITY;
in[2].sync = 1;
in[2].before = EXT_NULL;
in[2].after = EXT_INFINITY;
s->fs.opaque = s;
s->fs.on_event = process_frame;
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
StackContext *s = ctx->priv;
AVRational time_base = ctx->inputs[0]->time_base;
AVRational frame_rate = ctx->inputs[0]->frame_rate;
int height = ctx->inputs[0]->h;
int width = ctx->inputs[0]->w;
FFFrameSyncIn *in;
int i, ret;
if (s->is_vertical) {
for (i = 1; i < s->nb_inputs; i++) {
if (ctx->inputs[i]->w != width) {
av_log(ctx, AV_LOG_ERROR, "Input %d width %d does not match input %d width %d.\n", i, ctx->inputs[i]->w, 0, width);
return AVERROR(EINVAL);
}
height += ctx->inputs[i]->h;
}
} else {
for (i = 1; i < s->nb_inputs; i++) {
if (ctx->inputs[i]->h != height) {
av_log(ctx, AV_LOG_ERROR, "Input %d height %d does not match input %d height %d.\n", i, ctx->inputs[i]->h, 0, height);
return AVERROR(EINVAL);
}
width += ctx->inputs[i]->w;
}
}
s->desc = av_pix_fmt_desc_get(outlink->format);
if (!s->desc)
return AVERROR_BUG;
s->nb_planes = av_pix_fmt_count_planes(outlink->format);
outlink->w = width;
outlink->h = height;
outlink->time_base = time_base;
outlink->frame_rate = frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, s->nb_inputs)) < 0)
return ret;
in = s->fs.in;
s->fs.opaque = s;
s->fs.on_event = process_frame;
for (i = 0; i < s->nb_inputs; i++) {
AVFilterLink *inlink = ctx->inputs[i];
in[i].time_base = inlink->time_base;
in[i].sync = 1;
in[i].before = EXT_STOP;
in[i].after = EXT_INFINITY;
}
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
StreamSelectContext *s = ctx->priv;
const int outlink_idx = FF_OUTLINK_IDX(outlink);
const int inlink_idx = s->map[outlink_idx];
AVFilterLink *inlink = ctx->inputs[inlink_idx];
FFFrameSyncIn *in;
int i, ret;
av_log(ctx, AV_LOG_VERBOSE, "config output link %d "
"with settings from input link %d\n",
outlink_idx, inlink_idx);
switch (outlink->type) {
case AVMEDIA_TYPE_VIDEO:
outlink->w = inlink->w;
outlink->h = inlink->h;
outlink->sample_aspect_ratio = inlink->sample_aspect_ratio;
outlink->frame_rate = inlink->frame_rate;
break;
case AVMEDIA_TYPE_AUDIO:
outlink->sample_rate = inlink->sample_rate;
outlink->channels = inlink->channels;
outlink->channel_layout = inlink->channel_layout;
break;
}
outlink->time_base = inlink->time_base;
outlink->format = inlink->format;
if (s->fs.opaque == s)
return 0;
if ((ret = ff_framesync_init(&s->fs, ctx, ctx->nb_inputs)) < 0)
return ret;
in = s->fs.in;
s->fs.opaque = s;
s->fs.on_event = process_frame;
for (i = 0; i < ctx->nb_inputs; i++) {
in[i].time_base = ctx->inputs[i]->time_base;
in[i].sync = 1;
in[i].before = EXT_STOP;
in[i].after = EXT_STOP;
}
s->frames = av_calloc(ctx->nb_inputs, sizeof(*s->frames));
if (!s->frames)
return AVERROR(ENOMEM);
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
MixContext *s = ctx->priv;
AVRational time_base = ctx->inputs[0]->time_base;
AVRational frame_rate = ctx->inputs[0]->frame_rate;
AVFilterLink *inlink = ctx->inputs[0];
int height = ctx->inputs[0]->h;
int width = ctx->inputs[0]->w;
FFFrameSyncIn *in;
int i, ret;
for (i = 1; i < s->nb_inputs; i++) {
if (ctx->inputs[i]->h != height || ctx->inputs[i]->w != width) {
av_log(ctx, AV_LOG_ERROR, "Input %d size (%dx%d) does not match input %d size (%dx%d).\n", i, ctx->inputs[i]->w, ctx->inputs[i]->h, 0, width, height);
return AVERROR(EINVAL);
}
}
s->desc = av_pix_fmt_desc_get(outlink->format);
if (!s->desc)
return AVERROR_BUG;
s->nb_planes = av_pix_fmt_count_planes(outlink->format);
s->depth = s->desc->comp[0].depth;
outlink->w = width;
outlink->h = height;
outlink->time_base = time_base;
outlink->frame_rate = frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, s->nb_inputs)) < 0)
return ret;
in = s->fs.in;
s->fs.opaque = s;
s->fs.on_event = process_frame;
if ((ret = av_image_fill_linesizes(s->linesize, inlink->format, inlink->w)) < 0)
return ret;
s->height[1] = s->height[2] = AV_CEIL_RSHIFT(inlink->h, s->desc->log2_chroma_h);
s->height[0] = s->height[3] = inlink->h;
for (i = 0; i < s->nb_inputs; i++) {
AVFilterLink *inlink = ctx->inputs[i];
in[i].time_base = inlink->time_base;
in[i].sync = 1;
in[i].before = EXT_STOP;
in[i].after = (s->duration == 1 || (s->duration == 2 && i == 0)) ? EXT_STOP : EXT_INFINITY;
}
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
HysteresisContext *s = ctx->priv;
AVFilterLink *base = ctx->inputs[0];
AVFilterLink *alt = ctx->inputs[1];
FFFrameSyncIn *in;
int ret;
if (base->format != alt->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
if (base->w != alt->w || base->h != alt->h) {
av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
"(size %dx%d) do not match the corresponding "
"second input link %s parameters (size %dx%d)\n",
ctx->input_pads[0].name, base->w, base->h,
ctx->input_pads[1].name,
alt->w, alt->h);
return AVERROR(EINVAL);
}
outlink->w = base->w;
outlink->h = base->h;
outlink->time_base = base->time_base;
outlink->sample_aspect_ratio = base->sample_aspect_ratio;
outlink->frame_rate = base->frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, 2)) < 0)
return ret;
in = s->fs.in;
in[0].time_base = base->time_base;
in[1].time_base = alt->time_base;
in[0].sync = 1;
in[0].before = EXT_STOP;
in[0].after = EXT_INFINITY;
in[1].sync = 1;
in[1].before = EXT_STOP;
in[1].after = EXT_INFINITY;
s->fs.opaque = s;
s->fs.on_event = process_frame;
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
LIBVMAFContext *s = ctx->priv;
AVFilterLink *mainlink = ctx->inputs[0];
int ret;
ret = ff_framesync_init_dualinput(&s->fs, ctx);
if (ret < 0)
return ret;
outlink->w = mainlink->w;
outlink->h = mainlink->h;
outlink->time_base = mainlink->time_base;
outlink->sample_aspect_ratio = mainlink->sample_aspect_ratio;
outlink->frame_rate = mainlink->frame_rate;
if ((ret = ff_framesync_configure(&s->fs)) < 0)
return ret;
return 0;
}
static int program_opencl_config_output(AVFilterLink *outlink)
{
AVFilterContext *avctx = outlink->src;
ProgramOpenCLContext *ctx = avctx->priv;
int err;
err = ff_opencl_filter_config_output(outlink);
if (err < 0)
return err;
if (ctx->nb_inputs > 0) {
FFFrameSyncIn *in;
int i;
err = ff_framesync_init(&ctx->fs, avctx, ctx->nb_inputs);
if (err < 0)
return err;
ctx->fs.opaque = ctx;
ctx->fs.on_event = &program_opencl_filter;
in = ctx->fs.in;
for (i = 0; i < ctx->nb_inputs; i++) {
const AVFilterLink *inlink = avctx->inputs[i];
in[i].time_base = inlink->time_base;
in[i].sync = 1;
in[i].before = EXT_STOP;
in[i].after = EXT_INFINITY;
}
err = ff_framesync_configure(&ctx->fs);
if (err < 0)
return err;
} else {
outlink->time_base = av_inv_q(ctx->source_rate);
}
return 0;
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
MidEqualizerContext *s = ctx->priv;
AVFilterLink *in0 = ctx->inputs[0];
AVFilterLink *in1 = ctx->inputs[1];
FFFrameSyncIn *in;
int ret;
if (in0->format != in1->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
outlink->w = in0->w;
outlink->h = in0->h;
outlink->time_base = in0->time_base;
outlink->sample_aspect_ratio = in0->sample_aspect_ratio;
outlink->frame_rate = in0->frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, 2)) < 0)
return ret;
in = s->fs.in;
in[0].time_base = in0->time_base;
in[1].time_base = in1->time_base;
in[0].sync = 1;
in[0].before = EXT_STOP;
in[0].after = EXT_INFINITY;
in[1].sync = 1;
in[1].before = EXT_STOP;
in[1].after = EXT_INFINITY;
s->fs.opaque = s;
s->fs.on_event = process_frame;
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
MaskedMergeContext *s = ctx->priv;
AVFilterLink *base = ctx->inputs[0];
AVFilterLink *overlay = ctx->inputs[1];
AVFilterLink *mask = ctx->inputs[2];
FFFrameSyncIn *in;
int ret;
if (base->format != overlay->format ||
base->format != mask->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
if (base->w != overlay->w ||
base->h != overlay->h ||
base->sample_aspect_ratio.num != overlay->sample_aspect_ratio.num ||
base->sample_aspect_ratio.den != overlay->sample_aspect_ratio.den ||
base->w != mask->w ||
base->h != mask->h ||
base->sample_aspect_ratio.num != mask->sample_aspect_ratio.num ||
base->sample_aspect_ratio.den != mask->sample_aspect_ratio.den) {
av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
"(size %dx%d, SAR %d:%d) do not match the corresponding "
"second input link %s parameters (%dx%d, SAR %d:%d) "
"and/or third input link %s parameters (%dx%d, SAR %d:%d)\n",
ctx->input_pads[0].name, base->w, base->h,
base->sample_aspect_ratio.num,
base->sample_aspect_ratio.den,
ctx->input_pads[1].name, overlay->w, overlay->h,
overlay->sample_aspect_ratio.num,
overlay->sample_aspect_ratio.den,
ctx->input_pads[2].name, mask->w, mask->h,
mask->sample_aspect_ratio.num,
mask->sample_aspect_ratio.den);
return AVERROR(EINVAL);
}
outlink->w = base->w;
outlink->h = base->h;
outlink->time_base = base->time_base;
outlink->sample_aspect_ratio = base->sample_aspect_ratio;
outlink->frame_rate = base->frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, 3)) < 0)
return ret;
in = s->fs.in;
in[0].time_base = base->time_base;
in[1].time_base = overlay->time_base;
in[2].time_base = mask->time_base;
in[0].sync = 1;
in[0].before = EXT_STOP;
in[0].after = EXT_INFINITY;
in[1].sync = 1;
in[1].before = EXT_STOP;
in[1].after = EXT_INFINITY;
in[2].sync = 1;
in[2].before = EXT_STOP;
in[2].after = EXT_INFINITY;
s->fs.opaque = s;
s->fs.on_event = process_frame;
return ff_framesync_configure(&s->fs);
}
static int config_output(AVFilterLink *outlink)
{
AVFilterContext *ctx = outlink->src;
ThresholdContext *s = ctx->priv;
AVFilterLink *base = ctx->inputs[0];
AVFilterLink *threshold = ctx->inputs[1];
AVFilterLink *min = ctx->inputs[2];
AVFilterLink *max = ctx->inputs[3];
FFFrameSyncIn *in;
int ret;
if (base->format != threshold->format ||
base->format != min->format ||
base->format != max->format) {
av_log(ctx, AV_LOG_ERROR, "inputs must be of same pixel format\n");
return AVERROR(EINVAL);
}
if (base->w != threshold->w ||
base->h != threshold->h ||
base->w != min->w ||
base->h != min->h ||
base->w != max->w ||
base->h != max->h) {
av_log(ctx, AV_LOG_ERROR, "First input link %s parameters "
"(size %dx%d) do not match the corresponding "
"second input link %s parameters (%dx%d) "
"and/or third input link %s parameters (%dx%d) "
"and/or fourth input link %s parameters (%dx%d)\n",
ctx->input_pads[0].name, base->w, base->h,
ctx->input_pads[1].name, threshold->w, threshold->h,
ctx->input_pads[2].name, min->w, min->h,
ctx->input_pads[3].name, max->w, max->h);
return AVERROR(EINVAL);
}
outlink->w = base->w;
outlink->h = base->h;
outlink->time_base = base->time_base;
outlink->sample_aspect_ratio = base->sample_aspect_ratio;
outlink->frame_rate = base->frame_rate;
if ((ret = ff_framesync_init(&s->fs, ctx, 4)) < 0)
return ret;
in = s->fs.in;
in[0].time_base = base->time_base;
in[1].time_base = threshold->time_base;
in[2].time_base = min->time_base;
in[3].time_base = max->time_base;
in[0].sync = 1;
in[0].before = EXT_STOP;
in[0].after = EXT_STOP;
in[1].sync = 1;
in[1].before = EXT_STOP;
in[1].after = EXT_STOP;
in[2].sync = 1;
in[2].before = EXT_STOP;
in[2].after = EXT_STOP;
in[3].sync = 1;
in[3].before = EXT_STOP;
in[3].after = EXT_STOP;
s->fs.opaque = s;
s->fs.on_event = process_frame;
return ff_framesync_configure(&s->fs);
}
