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screencopy: implement dmabuf

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This commit is contained in:
vaxerski
2023-04-12 21:40:51 +01:00
parent 985764c8db
commit a22e1174ee
6 changed files with 65 additions and 9 deletions
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57
src/protocols/Screencopy.cpp
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@@ -51,11 +51,20 @@ static void handleDestroy(wl_client* client, wl_resource* resource) {
}
static void handleCopyFrame(wl_client* client, wl_resource* resource, wl_resource* buffer) {
const auto PFRAME = frameFromResource(resource);
if (!PFRAME)
return;
g_pProtocolManager->m_pScreencopyProtocolManager->copyFrame(client, resource, buffer);
}
static void handleCopyWithDamage(wl_client* client, wl_resource* resource, wl_resource* buffer) {
const auto PFRAME = frameFromResource(resource);
const auto PFRAME = frameFromResource(resource);
if (!PFRAME)
return;
PFRAME->withDamage = true;
handleCopyFrame(client, resource, buffer);
}
@@ -206,10 +215,9 @@ void CScreencopyProtocolManager::captureOutput(wl_client* client, wl_resource* r
zwlr_screencopy_frame_v1_send_buffer(PFRAME->resource, convert_drm_format_to_wl_shm(PFRAME->shmFormat), PFRAME->box.width, PFRAME->box.height, PFRAME->shmStride);
if (wl_resource_get_version(resource) >= 3) {
// todo
// if (PFRAME->dmabufFormat != DRM_FORMAT_INVALID) {
// zwlr_screencopy_frame_v1_send_linux_dmabuf(PFRAME->resource, PFRAME->dmabufFormat, PFRAME->box.width, PFRAME->box.height);
// }
if (PFRAME->dmabufFormat != DRM_FORMAT_INVALID) {
zwlr_screencopy_frame_v1_send_linux_dmabuf(PFRAME->resource, PFRAME->dmabufFormat, PFRAME->box.width, PFRAME->box.height);
}
zwlr_screencopy_frame_v1_send_buffer_done(PFRAME->resource);
}
@@ -284,7 +292,17 @@ void CScreencopyProtocolManager::copyFrame(wl_client* client, wl_resource* resou
g_pCompositor->scheduleFrameForMonitor(PFRAME->pMonitor);
}
void CScreencopyProtocolManager::onOutputCommit(CMonitor* pMonitor, wlr_output_event_commit* e) {
m_pLastMonitorBackBuffer = e->buffer;
shareAllFrames(pMonitor, true);
m_pLastMonitorBackBuffer = nullptr;
}
void CScreencopyProtocolManager::onRenderEnd(CMonitor* pMonitor) {
shareAllFrames(pMonitor, false);
}
void CScreencopyProtocolManager::shareAllFrames(CMonitor* pMonitor, bool dmabuf) {
if (m_vFramesAwaitingWrite.empty())
return; // nothing to share
@@ -297,7 +315,7 @@ void CScreencopyProtocolManager::onRenderEnd(CMonitor* pMonitor) {
continue;
}
if (f->pMonitor != pMonitor)
if (f->pMonitor != pMonitor || dmabuf != (f->bufferCap == WLR_BUFFER_CAP_DMABUF))
continue;
shareFrame(f);
@@ -349,6 +367,7 @@ void CScreencopyProtocolManager::shareFrame(SScreencopyFrame* frame) {
uint32_t tvSecLo = now.tv_sec & 0xFFFFFFFF;
zwlr_screencopy_frame_v1_send_ready(frame->resource, tvSecHi, tvSecLo, now.tv_nsec);
}
void CScreencopyProtocolManager::sendFrameDamage(SScreencopyFrame* frame) {
if (!frame->withDamage)
return;
@@ -408,7 +427,27 @@ bool CScreencopyProtocolManager::copyFrameShm(SScreencopyFrame* frame, timespec*
}
bool CScreencopyProtocolManager::copyFrameDmabuf(SScreencopyFrame* frame) {
// todo
Debug::log(ERR, "DMABUF copying not impl'd!");
return false;
wlr_texture* sourceTex = wlr_texture_from_buffer(g_pCompositor->m_sWLRRenderer, m_pLastMonitorBackBuffer);
if (!sourceTex)
return false;
float glMatrix[9];
wlr_matrix_identity(glMatrix);
wlr_matrix_scale(glMatrix, frame->pMonitor->vecPixelSize.x, frame->pMonitor->vecPixelSize.y);
wlr_matrix_translate(glMatrix, -frame->box.x, -frame->box.y);
if (!wlr_renderer_begin_with_buffer(g_pCompositor->m_sWLRRenderer, frame->buffer)) {
wlr_texture_destroy(sourceTex);
return false;
}
float color[] = {0, 0, 0, 0};
wlr_renderer_clear(g_pCompositor->m_sWLRRenderer, color);
wlr_render_texture_with_matrix(g_pCompositor->m_sWLRRenderer, sourceTex, glMatrix, 1.0f);
wlr_texture_destroy(sourceTex);
wlr_renderer_end(g_pCompositor->m_sWLRRenderer);
return true;
}