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videoconvert: support planar formats

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Keep track of the per-place strides and sizes and use that to fill the
output buffer.
This commit is contained in:
Wim Taymans 2025-03-26 12:29:26 +01:00
parent ea7cfb9e94
commit 241ec04d88
1 changed files with 30 additions and 8 deletions
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38
spa/plugins/videoconvert/videoconvert-ffmpeg.c
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@ -119,6 +119,9 @@ struct dir {
int width;
int height;
ptrdiff_t linesizes[4];
size_t size[4];
unsigned int control:1;
};
@ -1518,7 +1521,6 @@ static int port_set_format(void *object,
struct dir *dir = &this->dir[direction];
struct dir *odir = &this->dir[SPA_DIRECTION_REVERSE(direction)];
enum AVPixelFormat pix_fmt;
int linesizes[4];
if (info.media_type != SPA_MEDIA_TYPE_video) {
spa_log_error(this->log, "unexpected types %d/%d",
@ -1531,20 +1533,36 @@ static int port_set_format(void *object,
}
switch (info.media_subtype) {
case SPA_MEDIA_SUBTYPE_raw:
{
int linesizes[4];
pix_fmt = format_to_pix_fmt(info.info.raw.format);
av_image_fill_linesizes(linesizes, pix_fmt, info.info.raw.size.width);
port->stride = linesizes[0];
port->size = port->stride * info.info.raw.size.height;
port->blocks = 0;
for (int i = 0; i < 4; i++) {
dir->linesizes[i] = linesizes[i];
if (linesizes[i])
port->blocks++;
}
av_image_fill_plane_sizes(dir->size,
pix_fmt, info.info.raw.size.height,
dir->linesizes);
port->size = av_image_get_buffer_size(pix_fmt,
info.info.raw.size.width,
info.info.raw.size.height, this->max_align);
break;
}
case SPA_MEDIA_SUBTYPE_mjpg:
port->stride = 0;
port->size = info.info.mjpg.size.width * info.info.mjpg.size.height;
port->blocks = 1;
break;
default:
spa_log_error(this->log, "unsupported subtype %d", info.media_subtype);
return -ENOTSUP;
}
port->blocks = 1;
dir->format = info;
dir->have_format = true;
if (odir->have_format) {
@ -1868,8 +1886,10 @@ static int impl_node_process(void *object)
f->format = in->pix_fmt;
f->width = in->width;
f->height = in->height;
f->data[0] = sbuf->datas[0];
f->linesize[0] = sbuf->buf->datas[0].chunk->stride;
for (uint_fast32_t i = 0; i < sbuf->buf->n_datas; ++i) {
f->data[i] = sbuf->datas[i];
f->linesize[i] = sbuf->buf->datas[i].chunk->stride;
}
}
/* do conversion */
@ -1899,9 +1919,11 @@ static int impl_node_process(void *object)
sizes[0] = this->encoder.packet->size;
strides[0] = 1;
} else {
datas[0] = f->data[0];
strides[0] = f->linesize[0];
sizes[0] = strides[0] * out->height;
for (uint_fast32_t i = 0; i < dbuf->buf->n_datas; ++i) {
datas[i] = f->data[i];
strides[i] = f->linesize[i];
sizes[i] = out->size[i];
}
}
/* write to output */