static int put_image(struct vf_instance *vf, mp_image_t *mpi, double pts)
{
struct pullup_context *c = vf->priv->ctx;
struct pullup_buffer *b;
struct pullup_frame *f;
mp_image_t *dmpi;
int ret;
int p;
int i;
if (!vf->priv->init) init_pullup(vf, mpi);
if (mpi->flags & MP_IMGFLAG_DIRECT) {
b = mpi->priv;
mpi->priv = 0;
} else {
b = pullup_get_buffer(c, 2);
if (!b) {
mp_msg(MSGT_VFILTER,MSGL_ERR,"Could not get buffer from pullup!\n");
f = pullup_get_frame(c);
pullup_release_frame(f);
return 0;
}
memcpy_pic(b->planes[0], mpi->planes[0], mpi->w, mpi->h,
c->stride[0], mpi->stride[0]);
if (mpi->flags & MP_IMGFLAG_PLANAR) {
memcpy_pic(b->planes[1], mpi->planes[1],
mpi->chroma_width, mpi->chroma_height,
c->stride[1], mpi->stride[1]);
memcpy_pic(b->planes[2], mpi->planes[2],
mpi->chroma_width, mpi->chroma_height,
c->stride[2], mpi->stride[2]);
}
}
if (mpi->qscale) {
fast_memcpy(b->planes[3], mpi->qscale, c->w[3]);
fast_memcpy(b->planes[3]+c->w[3], mpi->qscale, c->w[3]);
}
p = mpi->fields & MP_IMGFIELD_TOP_FIRST ? 0 :
(mpi->fields & MP_IMGFIELD_ORDERED ? 1 : 0);
pullup_submit_field(c, b, p);
pullup_submit_field(c, b, p^1);
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST)
pullup_submit_field(c, b, p);
pullup_release_buffer(b, 2);
f = pullup_get_frame(c);
/* Fake yes for first few frames (buffer depth) to keep from
* breaking A/V sync with G1's bad architecture... */
if (!f) return vf->priv->fakecount ? (--vf->priv->fakecount,1) : 0;
if (f->length < 2) {
pullup_release_frame(f);
f = pullup_get_frame(c);
if (!f) return 0;
if (f->length < 2) {
pullup_release_frame(f);
if (!(mpi->fields & MP_IMGFIELD_REPEAT_FIRST))
return 0;
f = pullup_get_frame(c);
if (!f) return 0;
if (f->length < 2) {
pullup_release_frame(f);
return 0;
}
}
}
#if 0
/* Average qscale tables from both frames. */
if (mpi->qscale) {
for (i=0; i<c->w[3]; i++) {
vf->priv->qbuf[i] = (f->ofields[0]->planes[3][i]
+ f->ofields[1]->planes[3][i+c->w[3]])>>1;
}
}
#else
/* Take worst of qscale tables from both frames. */
if (mpi->qscale) {
for (i=0; i<c->w[3]; i++) {
vf->priv->qbuf[i] = MAX(f->ofields[0]->planes[3][i], f->ofields[1]->planes[3][i+c->w[3]]);
}
}
#endif
/* If the frame isn't already exportable... */
while (!f->buffer) {
dmpi = vf_get_image(vf->next, mpi->imgfmt,
MP_IMGTYPE_TEMP, MP_IMGFLAG_ACCEPT_STRIDE,
mpi->width, mpi->height);
/* FIXME: Is it ok to discard dmpi if it's not direct? */
if (!(dmpi->flags & MP_IMGFLAG_DIRECT)) {
pullup_pack_frame(c, f);
break;
}
/* Direct render fields into output buffer */
my_memcpy_pic(dmpi->planes[0], f->ofields[0]->planes[0],
mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
my_memcpy_pic(dmpi->planes[0] + dmpi->stride[0],
f->ofields[1]->planes[0] + c->stride[0],
mpi->w, mpi->h/2, dmpi->stride[0]*2, c->stride[0]*2);
if (mpi->flags & MP_IMGFLAG_PLANAR) {
my_memcpy_pic(dmpi->planes[1], f->ofields[0]->planes[1],
mpi->chroma_width, mpi->chroma_height/2,
dmpi->stride[1]*2, c->stride[1]*2);
my_memcpy_pic(dmpi->planes[1] + dmpi->stride[1],
f->ofields[1]->planes[1] + c->stride[1],
mpi->chroma_width, mpi->chroma_height/2,
dmpi->stride[1]*2, c->stride[1]*2);
my_memcpy_pic(dmpi->planes[2], f->ofields[0]->planes[2],
mpi->chroma_width, mpi->chroma_height/2,
dmpi->stride[2]*2, c->stride[2]*2);
my_memcpy_pic(dmpi->planes[2] + dmpi->stride[2],
f->ofields[1]->planes[2] + c->stride[2],
mpi->chroma_width, mpi->chroma_height/2,
dmpi->stride[2]*2, c->stride[2]*2);
}
pullup_release_frame(f);
if (mpi->qscale) {
dmpi->qscale = vf->priv->qbuf;
dmpi->qstride = mpi->qstride;
dmpi->qscale_type = mpi->qscale_type;
}
return vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
}
dmpi = vf_get_image(vf->next, mpi->imgfmt,
MP_IMGTYPE_EXPORT, MP_IMGFLAG_ACCEPT_STRIDE,
mpi->width, mpi->height);
dmpi->planes[0] = f->buffer->planes[0];
dmpi->planes[1] = f->buffer->planes[1];
dmpi->planes[2] = f->buffer->planes[2];
dmpi->stride[0] = c->stride[0];
dmpi->stride[1] = c->stride[1];
dmpi->stride[2] = c->stride[2];
if (mpi->qscale) {
dmpi->qscale = vf->priv->qbuf;
dmpi->qstride = mpi->qstride;
dmpi->qscale_type = mpi->qscale_type;
}
ret = vf_next_put_image(vf, dmpi, MP_NOPTS_VALUE);
pullup_release_frame(f);
return ret;
}
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 ? !in->top_field_first : 0;
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 int
IvtcFilter (VideoFilter *vf, VideoFrame *frame, int field)
{
(void)field;
ThisFilter *filter = (ThisFilter *) vf;
if (!frame->interlaced_frame)
{
filter->progressive_frame_seen = 1;
}
if (filter->progressive_frame_seen &&
frame->interlaced_frame)
{
filter->interlaced_frame_seen = 1;
}
if (!frame->interlaced_frame &&
!filter->apply_filter &&
filter->interlaced_frame_seen &&
filter->progressive_frame_seen)
{
fprintf(stderr,"turning on inverse telecine filter");
filter->apply_filter = 1;
}
if (!filter->apply_filter)
return 1;
SetupFilter(filter, frame->width, frame->height, (int*)frame->pitches);
struct pullup_buffer *b;
struct pullup_frame *f;
int ypitch = filter->context->stride[0];
int height = filter->height;
int cpitch = filter->context->stride[1];
int cheight = filter->height >> 1;
int p = frame->top_field_first ^ 1;
struct pullup_context *c = filter->context;
if (c->bpp[0] == 0)
c->bpp[0] = c->bpp[1] = c->bpp[2] = frame->bpp;
b = pullup_get_buffer(c,2);
if (!b)
{
f = pullup_get_frame(c);
pullup_release_frame(f);
return 0;
}
memcpy_pic(b->planes[0], frame->buf + frame->offsets[0],
height, ypitch, ypitch);
memcpy_pic(b->planes[1], frame->buf + frame->offsets[1],
cheight, cpitch, cpitch);
memcpy_pic(b->planes[2], frame->buf + frame->offsets[2],
cheight, cpitch, cpitch);
pullup_submit_field(c, b, p);
pullup_submit_field(c, b, p^1);
if (frame->repeat_pict)
pullup_submit_field(c, b, p);
pullup_release_buffer(b, 2);
f = pullup_get_frame(c);
if (!f)
return 0;
if (f->length < 2)
{
pullup_release_frame(f);
f = pullup_get_frame(c);
if (!f)
return 0;
if (f->length < 2)
{
pullup_release_frame(f);
if (!frame->repeat_pict)
return 0;
f = pullup_get_frame(c);
if (!f)
return 0;
if (f->length < 2)
{
pullup_release_frame(f);
return 0;
}
}
}
if (!f->buffer)
{
pullup_pack_frame(c, f);
}
if (!f->buffer)
return 0;
memcpy_pic(frame->buf + frame->offsets[0], f->buffer->planes[0],
height, ypitch, ypitch);
memcpy_pic(frame->buf + frame->offsets[1], f->buffer->planes[1],
cheight, cpitch, cpitch);
memcpy_pic(frame->buf + frame->offsets[2], f->buffer->planes[2],
cheight, cpitch, cpitch);
pullup_release_frame(f);
return 1;
}
static struct mp_image *filter(struct vf_instance *vf, struct mp_image *mpi)
{
struct pullup_context *c = vf->priv->ctx;
struct pullup_buffer *b;
struct pullup_frame *f;
int p;
int i;
double pts = mpi->pts;
struct mp_image *dmpi = NULL;
if (!vf->priv->init) init_pullup(vf, mpi);
if (1) {
b = pullup_get_buffer(c, 2);
if (!b) {
mp_msg(MSGT_VFILTER,MSGL_ERR,"Could not get buffer from pullup!\n");
f = pullup_get_frame(c);
pullup_release_frame(f);
goto skip;
}
memcpy_pic(b->planes[0], mpi->planes[0], mpi->w, mpi->h,
c->stride[0], mpi->stride[0]);
memcpy_pic(b->planes[1], mpi->planes[1],
mpi->chroma_width, mpi->chroma_height,
c->stride[1], mpi->stride[1]);
memcpy_pic(b->planes[2], mpi->planes[2],
mpi->chroma_width, mpi->chroma_height,
c->stride[2], mpi->stride[2]);
}
if (mpi->qscale) {
memcpy(b->planes[3], mpi->qscale, c->w[3]);
memcpy(b->planes[3]+c->w[3], mpi->qscale, c->w[3]);
}
p = mpi->fields & MP_IMGFIELD_TOP_FIRST ? 0 :
(mpi->fields & MP_IMGFIELD_ORDERED ? 1 : 0);
if (pts == MP_NOPTS_VALUE) {
pullup_submit_field(c, b, p, MP_NOPTS_VALUE);
pullup_submit_field(c, b, p^1, MP_NOPTS_VALUE);
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST)
pullup_submit_field(c, b, p, MP_NOPTS_VALUE);
} else {
double delta;
if (vf->priv->lastpts == MP_NOPTS_VALUE)
delta = 1001.0/60000.0; // delta = field time distance
else
delta = (pts - vf->priv->lastpts) / 2;
if (delta <= 0.0 || delta >= 0.5)
delta = 0.0;
vf->priv->lastpts = pts;
if (mpi->fields & MP_IMGFIELD_REPEAT_FIRST) {
pullup_submit_field(c, b, p, pts - delta);
pullup_submit_field(c, b, p^1, pts);
pullup_submit_field(c, b, p, pts + delta);
} else {
pullup_submit_field(c, b, p, pts - delta * 0.5);
pullup_submit_field(c, b, p^1, pts + delta * 0.5);
}
}
pullup_release_buffer(b, 2);
f = pullup_get_frame(c);
/* Fake yes for first few frames (buffer depth) to keep from
* breaking A/V sync with G1's bad architecture... */
//if (!f) return vf->priv->fakecount ? (--vf->priv->fakecount,1) : 0;
if (!f)
goto skip;
if (f->length < 2) {
pullup_release_frame(f);
f = pullup_get_frame(c);
if (!f) goto skip;
if (f->length < 2) {
pullup_release_frame(f);
if (!(mpi->fields & MP_IMGFIELD_REPEAT_FIRST))
goto skip;
f = pullup_get_frame(c);
if (!f) goto skip;
if (f->length < 2) {
pullup_release_frame(f);
goto skip;
}
}
}
#if 0
/* Average qscale tables from both frames. */
if (mpi->qscale) {
for (i=0; i<c->w[3]; i++) {
vf->priv->qbuf[i] = (f->ofields[0]->planes[3][i]
+ f->ofields[1]->planes[3][i+c->w[3]])>>1;
}
}
#else
/* Take worst of qscale tables from both frames. */
if (mpi->qscale) {
for (i=0; i<c->w[3]; i++) {
vf->priv->qbuf[i] = MAX(f->ofields[0]->planes[3][i], f->ofields[1]->planes[3][i+c->w[3]]);
}
}
#endif
/* If the frame isn't already exportable... */
if (!f->buffer)
pullup_pack_frame(c, f);
// NOTE: the copy could probably be avoided by changing or using the
// pullup internal buffer management. But right now just do the
// safe thing and always copy. Code outside the filter might
// hold a buffer reference even if the filter chain is destroyed.
dmpi = vf_alloc_out_image(vf);
mp_image_copy_attributes(dmpi, mpi);
struct mp_image data = *dmpi;
data.planes[0] = f->buffer->planes[0];
data.planes[1] = f->buffer->planes[1];
data.planes[2] = f->buffer->planes[2];
data.stride[0] = c->stride[0];
data.stride[1] = c->stride[1];
data.stride[2] = c->stride[2];
mp_image_copy(dmpi, &data);
dmpi->pts = f->pts;
// Warning: entirely bogus memory management of qscale
if (mpi->qscale) {
dmpi->qscale = vf->priv->qbuf;
dmpi->qstride = mpi->qstride;
dmpi->qscale_type = mpi->qscale_type;
}
pullup_release_frame(f);
skip:
talloc_free(mpi);
return dmpi;
}
