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screencast/pipewire: announce format with modifier

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Columbariu s 2021-08-02 02:43:04 +02:00 committed by Aleix Pol Gonzalez
parent 8a2475da63
commit 150ebf0cf7
1 changed files with 17 additions and 3 deletions
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20
src/plugins/screencast/pipewirestream.cpp
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@ -30,6 +30,8 @@
#include <sys/mman.h>
#include <unistd.h>
#include <libdrm/drm_fourcc.h>
namespace KWin
{
@ -245,7 +247,7 @@ bool PipeWireStream::createStream()
const QByteArray objname = "kwin-screencast-" + objectName().toUtf8();
pwStream = pw_stream_new(pwCore->pwCore, objname, nullptr);
uint8_t buffer[1024];
uint8_t buffer[2048];
spa_pod_builder podBuilder = SPA_POD_BUILDER_INIT(buffer, sizeof(buffer));
spa_fraction minFramerate = SPA_FRACTION(1, 1);
spa_fraction maxFramerate = SPA_FRACTION(25, 1);
@ -253,17 +255,29 @@ bool PipeWireStream::createStream()
spa_rectangle resolution = SPA_RECTANGLE(uint32_t(m_resolution.width()), uint32_t(m_resolution.height()));
uint64_t modifier = DRM_FORMAT_MOD_INVALID;
const spa_pod *params[2];
int n_params;
auto canCreateDmaBuf = [this] () -> bool {
return QSharedPointer<DmaBufTexture>(kwinApp()->platform()->createDmaBufTexture(m_resolution));
};
const auto format = m_hasAlpha || canCreateDmaBuf() ? SPA_VIDEO_FORMAT_BGRA : SPA_VIDEO_FORMAT_BGR;
const spa_pod *param = buildFormat(&podBuilder, format, &resolution, &defaultFramerate, &minFramerate, &maxFramerate, nullptr, 0);
if (canCreateDmaBuf()) {
params[0] = buildFormat(&podBuilder, format, &resolution, &defaultFramerate, &minFramerate, &maxFramerate, &modifier, 1);
params[1] = buildFormat(&podBuilder, format, &resolution, &defaultFramerate, &minFramerate, &maxFramerate, nullptr, 0);
n_params = 2;
} else {
params[0] = buildFormat(&podBuilder, format, &resolution, &defaultFramerate, &minFramerate, &maxFramerate, nullptr, 0);
n_params = 1;
}
pw_stream_add_listener(pwStream, &streamListener, &pwStreamEvents, this);
auto flags = pw_stream_flags(PW_STREAM_FLAG_DRIVER | PW_STREAM_FLAG_ALLOC_BUFFERS);
if (pw_stream_connect(pwStream, PW_DIRECTION_OUTPUT, SPA_ID_INVALID, flags, &param, 1) != 0) {
if (pw_stream_connect(pwStream, PW_DIRECTION_OUTPUT, SPA_ID_INVALID, flags, params, n_params) != 0) {
qCWarning(KWIN_SCREENCAST) << "Could not connect to stream";
pw_stream_destroy(pwStream);
pwStream = nullptr;