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screencast: check if pipewire returns a modifier list 

Using SPA_POD_PROP_FLAG_DONT_FIXATE pipewire can return a list of
supported modifiers. In that case are we responsible to select one
modifier and fixate it.
This commit is contained in:
columbarius 2021-08-08 04:55:43 +02:00
parent 77bcd14ad2
commit a70a1195d4
1 changed files with 14 additions and 5 deletions
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19
src/screencast/pipewire_screencast.c
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@ -157,13 +157,22 @@ static void pwr_handle_stream_param_changed(void *data, uint32_t id,
spa_format_video_raw_parse(param, &cast->pwr_format);
cast->framerate = (uint32_t)(cast->pwr_format.max_framerate.num / cast->pwr_format.max_framerate.denom);
if (spa_pod_find_prop(param, NULL, SPA_FORMAT_VIDEO_modifier) != NULL) {
if (cast->pwr_format.modifier != DRM_FORMAT_MOD_INVALID) {
const struct spa_pod_prop *prop_modifier;
if ((prop_modifier = spa_pod_find_prop(param, NULL, SPA_FORMAT_VIDEO_modifier)) != NULL) {
cast->buffer_type = DMABUF;
data_type = 1<<SPA_DATA_DmaBuf;
assert(cast->pwr_format.format == xdpw_format_pw_from_drm_fourcc(cast->screencopy_frame_info[DMABUF].format));
if ((prop_modifier->flags & SPA_POD_PROP_FLAG_DONT_FIXATE) > 0) {
// TODO: fixate
abort();
}
cast->buffer_type = DMABUF;
blocks = 1;
data_type = 1<<SPA_DATA_DmaBuf;
if (cast->pwr_format.modifier == DRM_FORMAT_MOD_INVALID) {
blocks = 1;
} else {
blocks = gbm_device_get_format_modifier_plane_count(cast->ctx->gbm,
cast->screencopy_frame_info[DMABUF].format, cast->pwr_format.modifier);
}
} else {
cast->buffer_type = WL_SHM;
blocks = 1;