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screencast: announce implicit modifier via PipeWire

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This commit is contained in:
columbarius 2022-03-05 09:54:46 +01:00
parent d89631c792
commit 9085996111
1 changed files with 27 additions and 8 deletions
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35
src/screencast/pipewire_screencast.c
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@ -88,11 +88,25 @@ static struct spa_pod *build_format(struct spa_pod_builder *b, enum spa_video_fo
}
static uint32_t build_formats(struct spa_pod_builder *b, struct xdpw_screencast_instance *cast,
const struct spa_pod *params[static 1]) {
uint32_t param_count = 1;
params[0] = build_format(b, xdpw_format_pw_from_drm_fourcc(cast->screencopy_frame_info[WL_SHM].format),
cast->screencopy_frame_info[WL_SHM].width, cast->screencopy_frame_info[WL_SHM].height, cast->framerate,
NULL, 0);
const struct spa_pod *params[static 2]) {
uint32_t param_count;
uint32_t modifier_count = 1;
uint64_t modifier = DRM_FORMAT_MOD_INVALID;
if (cast->ctx->gbm) {
param_count = 2;
params[0] = build_format(b, xdpw_format_pw_from_drm_fourcc(cast->screencopy_frame_info[DMABUF].format),
cast->screencopy_frame_info[DMABUF].width, cast->screencopy_frame_info[DMABUF].height, cast->framerate,
&modifier, modifier_count);
params[1] = build_format(b, xdpw_format_pw_from_drm_fourcc(cast->screencopy_frame_info[WL_SHM].format),
cast->screencopy_frame_info[WL_SHM].width, cast->screencopy_frame_info[WL_SHM].height, cast->framerate,
NULL, 0);
} else {
param_count = 1;
params[0] = build_format(b, xdpw_format_pw_from_drm_fourcc(cast->screencopy_frame_info[WL_SHM].format),
cast->screencopy_frame_info[WL_SHM].width, cast->screencopy_frame_info[WL_SHM].height, cast->framerate,
NULL, 0);
}
return param_count;
}
@ -156,7 +170,12 @@ static void pwr_handle_stream_param_changed(void *data, uint32_t id,
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) {
abort();
if (cast->pwr_format.modifier != DRM_FORMAT_MOD_INVALID) {
abort();
}
cast->buffer_type = DMABUF;
blocks = 1;
data_type = 1<<SPA_DATA_DmaBuf;
} else {
cast->buffer_type = WL_SHM;
blocks = 1;
@ -326,7 +345,7 @@ void pwr_update_stream_param(struct xdpw_screencast_instance *cast) {
uint8_t params_buffer[1024];
struct spa_pod_builder b =
SPA_POD_BUILDER_INIT(params_buffer, sizeof(params_buffer));
const struct spa_pod *params[1];
const struct spa_pod *params[2];
uint32_t n_params = build_formats(&b, cast, params);
@ -341,7 +360,7 @@ void xdpw_pwr_stream_create(struct xdpw_screencast_instance *cast) {
uint8_t buffer[1024];
struct spa_pod_builder b = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
const struct spa_pod *params[1];
const struct spa_pod *params[2];
char name[] = "xdpw-stream-XXXXXX";
randname(name + strlen(name) - 6);