Refactor kms_vaapi and kms_cuda

Also fixes color metadata, color range and hdr on nvidia wayland.

1 files changed, 53 insertions, 525 deletions

diff --git a/src/capture/kms_cuda.c b/src/capture/kms_cuda.c
index 8970a0b..11c3d79 100644
--- a/src/capture/kms_cuda.c
+++ b/src/capture/kms_cuda.c
@@ -1,7 +1,5 @@
 #include "../../include/capture/kms_cuda.h"
-#include "../../kms/client/kms_client.h"
-#include "../../include/utils.h"
-#include "../../include/color_conversion.h"
+#include "../../include/capture/kms.h"
 #include "../../include/cuda.h"
 #include <stdlib.h>
 #include <stdio.h>
@@ -9,60 +7,20 @@
 #include <assert.h>
 #include <libavutil/hwcontext.h>
 #include <libavutil/hwcontext_cuda.h>
-#include <libavutil/mastering_display_metadata.h>
-#include <libavutil/frame.h>
 #include <libavcodec/avcodec.h>
 
-/*
-    TODO: Use dummy pool for cuda buffer so we can create our own cuda buffers from pixel buffer objects
-    and copy the input textures to the pixel buffer objects. Use sw_format NV12 as well. Then this is
-    similar to kms_vaapi. This allows us to remove one extra texture and texture copy.
-*/
-// TODO: Wayland capture
-
-#define MAX_CONNECTOR_IDS 32
-
 typedef struct {
-    uint32_t connector_ids[MAX_CONNECTOR_IDS];
-    int num_connector_ids;
-} MonitorId;
+    gsr_capture_base base;
+    gsr_capture_kms kms;
 
-typedef struct {
     gsr_capture_kms_cuda_params params;
 
-    bool should_stop;
-    bool stop_is_error;
-    bool created_hw_frame;
-
     gsr_cuda cuda;
-    
-    gsr_kms_client kms_client;
-    gsr_kms_response kms_response;
-
-    vec2i capture_pos;
-    vec2i capture_size;
-    MonitorId monitor_id;
-
-    CUgraphicsResource cuda_graphics_resource;
-    CUarray mapped_array;
-
-    unsigned int input_texture;
-    unsigned int cursor_texture;
-    unsigned int target_texture;
-
-    gsr_color_conversion color_conversion;
-
-    AVCodecContext *video_codec_context;
-    AVMasteringDisplayMetadata *mastering_display_metadata;
-    AVContentLightMetadata *light_metadata;
-
-    gsr_monitor_rotation monitor_rotation;
+    CUgraphicsResource cuda_graphics_resources[2];
+    CUarray mapped_arrays[2];
+    CUstream cuda_stream;
 } gsr_capture_kms_cuda;
 
-static int max_int(int a, int b) {
-    return a > b ? a : b;
-}
-
 static void gsr_capture_kms_cuda_stop(gsr_capture *cap, AVCodecContext *video_codec_context);
 
 static bool cuda_create_codec_context(gsr_capture_kms_cuda *cap_kms, AVCodecContext *video_codec_context) {
@@ -98,7 +56,7 @@ static bool cuda_create_codec_context(gsr_capture_kms_cuda *cap_kms, AVCodecCont
         (AVHWFramesContext *)frame_context->data;
     hw_frame_context->width = video_codec_context->width;
     hw_frame_context->height = video_codec_context->height;
-    hw_frame_context->sw_format = AV_PIX_FMT_BGR0;
+    hw_frame_context->sw_format = cap_kms->params.hdr ? AV_PIX_FMT_P010LE : AV_PIX_FMT_NV12;
     hw_frame_context->format = video_codec_context->pix_fmt;
     hw_frame_context->device_ref = device_ctx;
     hw_frame_context->device_ctx = (AVHWDeviceContext*)device_ctx->data;
@@ -112,80 +70,21 @@ static bool cuda_create_codec_context(gsr_capture_kms_cuda *cap_kms, AVCodecCont
         return false;
     }
 
+    cap_kms->cuda_stream = cuda_device_context->stream;
     video_codec_context->hw_device_ctx = av_buffer_ref(device_ctx);
     video_codec_context->hw_frames_ctx = av_buffer_ref(frame_context);
     return true;
 }
 
-// TODO: On monitor reconfiguration, find monitor x, y, width and height again. Do the same for nvfbc.
-
-typedef struct {
-    gsr_capture_kms_cuda *cap_kms;
-    const char *monitor_to_capture;
-    int monitor_to_capture_len;
-    int num_monitors;
-} MonitorCallbackUserdata;
-
-static void monitor_callback(const gsr_monitor *monitor, void *userdata) {
-    MonitorCallbackUserdata *monitor_callback_userdata = userdata;
-    ++monitor_callback_userdata->num_monitors;
-
-    if(monitor_callback_userdata->monitor_to_capture_len != monitor->name_len || memcmp(monitor_callback_userdata->monitor_to_capture, monitor->name, monitor->name_len) != 0)
-        return;
-
-    if(monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids < MAX_CONNECTOR_IDS) {
-        monitor_callback_userdata->cap_kms->monitor_id.connector_ids[monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids] = monitor->connector_id;
-        ++monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids;
-    }
-
-    if(monitor_callback_userdata->cap_kms->monitor_id.num_connector_ids == MAX_CONNECTOR_IDS)
-        fprintf(stderr, "gsr warning: reached max connector ids\n");
-}
-
-static int gsr_capture_kms_cuda_start(gsr_capture *cap, AVCodecContext *video_codec_context) {
+static int gsr_capture_kms_cuda_start(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame) {
     gsr_capture_kms_cuda *cap_kms = cap->priv;
 
-    cap_kms->video_codec_context = video_codec_context;
-
-    gsr_monitor monitor;
-    cap_kms->monitor_id.num_connector_ids = 0;
-
-    int kms_init_res = gsr_kms_client_init(&cap_kms->kms_client, cap_kms->params.egl->card_path);
-    if(kms_init_res != 0) {
+    const int res = gsr_capture_kms_start(&cap_kms->kms, &cap_kms->base, cap_kms->params.display_to_capture, cap_kms->params.egl, video_codec_context);
+    if(res != 0) {
         gsr_capture_kms_cuda_stop(cap, video_codec_context);
-        return kms_init_res;
+        return res;
     }
 
-    MonitorCallbackUserdata monitor_callback_userdata = {
-        cap_kms,
-        cap_kms->params.display_to_capture, strlen(cap_kms->params.display_to_capture),
-        0
-    };
-    for_each_active_monitor_output(cap_kms->params.egl, GSR_CONNECTION_DRM, monitor_callback, &monitor_callback_userdata);
-
-    if(!get_monitor_by_name(cap_kms->params.egl, GSR_CONNECTION_DRM, cap_kms->params.display_to_capture, &monitor)) {
-        fprintf(stderr, "gsr error: gsr_capture_kms_cuda_start: failed to find monitor by name \"%s\"\n", cap_kms->params.display_to_capture);
-        gsr_capture_kms_cuda_stop(cap, video_codec_context);
-        return -1;
-    }
-
-    monitor.name = cap_kms->params.display_to_capture;
-    cap_kms->monitor_rotation = drm_monitor_get_display_server_rotation(cap_kms->params.egl, &monitor);
-
-    cap_kms->capture_pos = monitor.pos;
-    if(cap_kms->monitor_rotation == GSR_MONITOR_ROT_90 || cap_kms->monitor_rotation == GSR_MONITOR_ROT_270) {
-        cap_kms->capture_size.x = monitor.size.y;
-        cap_kms->capture_size.y = monitor.size.x;
-    } else {
-        cap_kms->capture_size = monitor.size;
-    }
-
-    video_codec_context->width = max_int(2, cap_kms->capture_size.x & ~1);
-    video_codec_context->height = max_int(2, cap_kms->capture_size.y & ~1);
-
-    /* Disable vsync */
-    cap_kms->params.egl->eglSwapInterval(cap_kms->params.egl->egl_display, 0);
-
     // TODO: overclocking is not supported on wayland...
     if(!gsr_cuda_load(&cap_kms->cuda, NULL, false)) {
         fprintf(stderr, "gsr error: gsr_capture_kms_cuda_start: failed to load cuda\n");
@@ -198,131 +97,24 @@ static int gsr_capture_kms_cuda_start(gsr_capture *cap, AVCodecContext *video_co
         return -1;
     }
 
-    return 0;
-}
-
-static unsigned int gl_create_texture(gsr_capture_kms_cuda *cap_kms, int width, int height) {
-    unsigned int texture_id = 0;
-    cap_kms->params.egl->glGenTextures(1, &texture_id);
-    cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, texture_id);
-    cap_kms->params.egl->glTexImage2D(GL_TEXTURE_2D, 0, GL_RGB, width, height, 0, GL_RGB, GL_UNSIGNED_BYTE, NULL);
-
-    cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-    cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-    cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
-    cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
-
-    cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
-    return texture_id;
-}
-
-static bool cuda_register_opengl_texture(gsr_capture_kms_cuda *cap_kms) {
-    CUresult res;
-    CUcontext old_ctx;
-    res = cap_kms->cuda.cuCtxPushCurrent_v2(cap_kms->cuda.cu_ctx);
-    // TODO: Use cuGraphicsEGLRegisterImage instead with the window egl image (dont use window_texture).
-    // That removes the need for an extra texture and texture copy
-    res = cap_kms->cuda.cuGraphicsGLRegisterImage(
-        &cap_kms->cuda_graphics_resource, cap_kms->target_texture, GL_TEXTURE_2D,
-        CU_GRAPHICS_REGISTER_FLAGS_READ_ONLY);
-    if (res != CUDA_SUCCESS) {
-        const char *err_str = "unknown";
-        cap_kms->cuda.cuGetErrorString(res, &err_str);
-        fprintf(stderr, "gsr error: cuda_register_opengl_texture: cuGraphicsGLRegisterImage failed, error: %s, texture " "id: %u\n", err_str, cap_kms->target_texture);
-        res = cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx);
-        return false;
+    gsr_cuda_context cuda_context = {
+        .cuda = &cap_kms->cuda,
+        .cuda_graphics_resources = cap_kms->cuda_graphics_resources,
+        .mapped_arrays = cap_kms->mapped_arrays
+    };
+    if(!gsr_capture_base_setup_cuda_textures(&cap_kms->base, frame, &cuda_context, cap_kms->params.egl, cap_kms->params.color_range, cap_kms->params.hdr)) {
+        gsr_capture_kms_cuda_stop(cap, video_codec_context);
+        return -1;
     }
 
-    res = cap_kms->cuda.cuGraphicsResourceSetMapFlags(cap_kms->cuda_graphics_resource, CU_GRAPHICS_MAP_RESOURCE_FLAGS_READ_ONLY);
-    res = cap_kms->cuda.cuGraphicsMapResources(1, &cap_kms->cuda_graphics_resource, 0);
-
-    res = cap_kms->cuda.cuGraphicsSubResourceGetMappedArray(&cap_kms->mapped_array, cap_kms->cuda_graphics_resource, 0, 0);
-    res = cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx);
-    return true;
-}
-
-static void gsr_capture_kms_cuda_tick(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame **frame) {
-    gsr_capture_kms_cuda *cap_kms = cap->priv;
-
-    if(!cap_kms->created_hw_frame) {
-        cap_kms->created_hw_frame = true;
-
-        av_frame_free(frame);
-        *frame = av_frame_alloc();
-        if(!frame) {
-            fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to allocate frame\n");
-            cap_kms->should_stop = true;
-            cap_kms->stop_is_error = true;
-            return;
-        }
-        (*frame)->format = video_codec_context->pix_fmt;
-        (*frame)->width = video_codec_context->width;
-        (*frame)->height = video_codec_context->height;
-        (*frame)->color_range = video_codec_context->color_range;
-        (*frame)->color_primaries = video_codec_context->color_primaries;
-        (*frame)->color_trc = video_codec_context->color_trc;
-        (*frame)->colorspace = video_codec_context->colorspace;
-        (*frame)->chroma_location = video_codec_context->chroma_sample_location;
-
-        if(av_hwframe_get_buffer(video_codec_context->hw_frames_ctx, *frame, 0) < 0) {
-            fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: av_hwframe_get_buffer failed\n");
-            cap_kms->should_stop = true;
-            cap_kms->stop_is_error = true;
-            return;
-        }
-
-        cap_kms->params.egl->glGenTextures(1, &cap_kms->input_texture);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, cap_kms->input_texture);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
-
-        cap_kms->params.egl->glGenTextures(1, &cap_kms->cursor_texture);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, cap_kms->cursor_texture);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
-        cap_kms->params.egl->glTexParameteri(GL_TEXTURE_EXTERNAL_OES, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, 0);
-
-        cap_kms->target_texture = gl_create_texture(cap_kms, video_codec_context->width, video_codec_context->height);
-        if(cap_kms->target_texture == 0) {
-            fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to create opengl texture\n");
-            cap_kms->should_stop = true;
-            cap_kms->stop_is_error = true;
-            return;
-        }
-
-        if(!cuda_register_opengl_texture(cap_kms)) {
-            cap_kms->should_stop = true;
-            cap_kms->stop_is_error = true;
-            return;
-        }
-
-        gsr_color_conversion_params color_conversion_params = {0};
-        color_conversion_params.egl = cap_kms->params.egl;
-        color_conversion_params.source_color = GSR_SOURCE_COLOR_RGB;
-        color_conversion_params.destination_color = GSR_DESTINATION_COLOR_BGR;
-
-        color_conversion_params.destination_textures[0] = cap_kms->target_texture;
-        color_conversion_params.num_destination_textures = 1;
-
-        if(gsr_color_conversion_init(&cap_kms->color_conversion, &color_conversion_params) != 0) {
-            fprintf(stderr, "gsr error: gsr_capture_kms_cuda_tick: failed to create color conversion\n");
-            cap_kms->should_stop = true;
-            cap_kms->stop_is_error = true;
-            return;
-        }
-    }
+    return 0;
 }
 
 static bool gsr_capture_kms_cuda_should_stop(gsr_capture *cap, bool *err) {
     gsr_capture_kms_cuda *cap_kms = cap->priv;
-    if(cap_kms->should_stop) {
+    if(cap_kms->kms.should_stop) {
         if(err)
-            *err = cap_kms->stop_is_error;
+            *err = cap_kms->kms.stop_is_error;
         return true;
     }
 
@@ -331,284 +123,51 @@ static bool gsr_capture_kms_cuda_should_stop(gsr_capture *cap, bool *err) {
     return false;
 }
 
-static float monitor_rotation_to_radians(gsr_monitor_rotation rot) {
-    switch(rot) {
-        case GSR_MONITOR_ROT_0:   return 0.0f;
-        case GSR_MONITOR_ROT_90:  return M_PI_2;
-        case GSR_MONITOR_ROT_180: return M_PI;
-        case GSR_MONITOR_ROT_270: return M_PI + M_PI_2;
-    }
-    return 0.0f;
-}
-
-/* Prefer non combined planes */
-static gsr_kms_response_fd* find_drm_by_connector_id(gsr_kms_response *kms_response, uint32_t connector_id) {
-    int index_combined = -1;
-    for(int i = 0; i < kms_response->num_fds; ++i) {
-        if(kms_response->fds[i].connector_id == connector_id && !kms_response->fds[i].is_cursor) {
-            if(kms_response->fds[i].is_combined_plane)
-                index_combined = i;
-            else
-                return &kms_response->fds[i];
-        }
-    }
-
-    if(index_combined != -1)
-        return &kms_response->fds[index_combined];
-    else
-        return NULL;
-}
-
-static gsr_kms_response_fd* find_first_combined_drm(gsr_kms_response *kms_response) {
-    for(int i = 0; i < kms_response->num_fds; ++i) {
-        if(kms_response->fds[i].is_combined_plane && !kms_response->fds[i].is_cursor)
-            return &kms_response->fds[i];
-    }
-    return NULL;
-}
-
-static gsr_kms_response_fd* find_largest_drm(gsr_kms_response *kms_response) {
-    if(kms_response->num_fds == 0)
-        return NULL;
-
-    int64_t largest_size = 0;
-    gsr_kms_response_fd *largest_drm = &kms_response->fds[0];
-    for(int i = 0; i < kms_response->num_fds; ++i) {
-        const int64_t size = (int64_t)kms_response->fds[i].width * (int64_t)kms_response->fds[i].height;
-        if(size > largest_size && !kms_response->fds[i].is_cursor) {
-            largest_size = size;
-            largest_drm = &kms_response->fds[i];
-        }
-    }
-    return largest_drm;
-}
-
 static void gsr_capture_kms_unload_cuda_graphics(gsr_capture_kms_cuda *cap_kms) {
     if(cap_kms->cuda.cu_ctx) {
         CUcontext old_ctx;
         cap_kms->cuda.cuCtxPushCurrent_v2(cap_kms->cuda.cu_ctx);
 
-        if(cap_kms->cuda_graphics_resource) {
-            cap_kms->cuda.cuGraphicsUnmapResources(1, &cap_kms->cuda_graphics_resource, 0);
-            cap_kms->cuda.cuGraphicsUnregisterResource(cap_kms->cuda_graphics_resource);
-            cap_kms->cuda_graphics_resource = 0;
+        for(int i = 0; i < 2; ++i) {
+            if(cap_kms->cuda_graphics_resources[i]) {
+                cap_kms->cuda.cuGraphicsUnmapResources(1, &cap_kms->cuda_graphics_resources[i], 0);
+                cap_kms->cuda.cuGraphicsUnregisterResource(cap_kms->cuda_graphics_resources[i]);
+                cap_kms->cuda_graphics_resources[i] = 0;
+            }
         }
 
         cap_kms->cuda.cuCtxPopCurrent_v2(&old_ctx);
     }
 }
 
-static gsr_kms_response_fd* find_cursor_drm(gsr_kms_response *kms_response) {
-    for(int i = 0; i < kms_response->num_fds; ++i) {
-        if(kms_response->fds[i].is_cursor)
-            return &kms_response->fds[i];
-    }
-    return NULL;
-}
-
-#define HDMI_STATIC_METADATA_TYPE1 0
-#define HDMI_EOTF_SMPTE_ST2084 2
-
-static bool hdr_metadata_is_supported_format(const struct hdr_output_metadata *hdr_metadata) {
-    return hdr_metadata->metadata_type == HDMI_STATIC_METADATA_TYPE1 &&
-        hdr_metadata->hdmi_metadata_type1.metadata_type == HDMI_STATIC_METADATA_TYPE1 &&
-        hdr_metadata->hdmi_metadata_type1.eotf == HDMI_EOTF_SMPTE_ST2084;
-}
-
-static void gsr_capture_kms_vaapi_set_hdr_metadata(gsr_capture_kms_cuda *cap_kms, AVFrame *frame, gsr_kms_response_fd *drm_fd) {
-    if(!cap_kms->mastering_display_metadata)
-        cap_kms->mastering_display_metadata = av_mastering_display_metadata_create_side_data(frame);
-
-    if(!cap_kms->light_metadata)
-        cap_kms->light_metadata = av_content_light_metadata_create_side_data(frame);
-
-    if(cap_kms->mastering_display_metadata) {
-        for(int i = 0; i < 3; ++i) {
-            cap_kms->mastering_display_metadata->display_primaries[i][0] = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.display_primaries[i].x, 50000);
-            cap_kms->mastering_display_metadata->display_primaries[i][1] = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.display_primaries[i].y, 50000);
-        }
-
-        cap_kms->mastering_display_metadata->white_point[0] = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.white_point.x, 50000);
-        cap_kms->mastering_display_metadata->white_point[1] = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.white_point.y, 50000);
-
-        cap_kms->mastering_display_metadata->min_luminance = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.min_display_mastering_luminance, 10000);
-        cap_kms->mastering_display_metadata->max_luminance = av_make_q(drm_fd->hdr_metadata.hdmi_metadata_type1.max_display_mastering_luminance, 1);
-
-        cap_kms->mastering_display_metadata->has_primaries = cap_kms->mastering_display_metadata->display_primaries[0][0].num > 0;
-        cap_kms->mastering_display_metadata->has_luminance = cap_kms->mastering_display_metadata->max_luminance.num > 0;
-    }
-
-    if(cap_kms->light_metadata) {
-        cap_kms->light_metadata->MaxCLL = drm_fd->hdr_metadata.hdmi_metadata_type1.max_cll;
-        cap_kms->light_metadata->MaxFALL = drm_fd->hdr_metadata.hdmi_metadata_type1.max_fall;
-    }
-}
-
-static vec2i swap_vec2i(vec2i value) {
-    int tmp = value.x;
-    value.x = value.y;
-    value.y = tmp;
-    return value;
-}
-
 static int gsr_capture_kms_cuda_capture(gsr_capture *cap, AVFrame *frame) {
-    (void)frame;
     gsr_capture_kms_cuda *cap_kms = cap->priv;
 
-    cap_kms->params.egl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
-    cap_kms->params.egl->glClear(GL_COLOR_BUFFER_BIT);
-
-    for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) {
-        if(cap_kms->kms_response.fds[i].fd > 0)
-            close(cap_kms->kms_response.fds[i].fd);
-        cap_kms->kms_response.fds[i].fd = 0;
-    }
-    cap_kms->kms_response.num_fds = 0;
-
-    gsr_kms_response_fd *drm_fd = NULL;
-    gsr_kms_response_fd *cursor_drm_fd = NULL;
-    bool capture_is_combined_plane = false;
-
-    if(gsr_kms_client_get_kms(&cap_kms->kms_client, &cap_kms->kms_response) != 0) {
-        fprintf(stderr, "gsr error: gsr_capture_kms_vaapi_capture: failed to get kms, error: %d (%s)\n", cap_kms->kms_response.result, cap_kms->kms_response.err_msg);
-        return -1;
-    }
-
-    if(cap_kms->kms_response.num_fds == 0) {
-        static bool error_shown = false;
-        if(!error_shown) {
-            error_shown = true;
-            fprintf(stderr, "gsr error: no drm found, capture will fail\n");
-        }
-        return -1;
-    }
+    gsr_capture_kms_capture(&cap_kms->kms, &cap_kms->base, frame, cap_kms->params.egl, cap_kms->params.hdr, true, true);
 
-    for(int i = 0; i < cap_kms->monitor_id.num_connector_ids; ++i) {
-        drm_fd = find_drm_by_connector_id(&cap_kms->kms_response, cap_kms->monitor_id.connector_ids[i]);
-        if(drm_fd)
-            break;
-    }
-
-    // Will never happen on wayland unless the target monitor has been disconnected
-    if(!drm_fd) {
-        drm_fd = find_first_combined_drm(&cap_kms->kms_response);
-        if(!drm_fd)
-            drm_fd = find_largest_drm(&cap_kms->kms_response);
-        capture_is_combined_plane = true;
-    }
-
-    cursor_drm_fd = find_cursor_drm(&cap_kms->kms_response);
-
-    if(!drm_fd)
-        return -1;
-
-    if(!capture_is_combined_plane && cursor_drm_fd && cursor_drm_fd->connector_id != drm_fd->connector_id)
-        cursor_drm_fd = NULL;
-
-    if(drm_fd->has_hdr_metadata && cap_kms->params.hdr && hdr_metadata_is_supported_format(&drm_fd->hdr_metadata))
-        gsr_capture_kms_vaapi_set_hdr_metadata(cap_kms, frame, drm_fd);
-
-    const intptr_t img_attr[] = {
-        //EGL_IMAGE_PRESERVED_KHR, EGL_TRUE,
-        EGL_LINUX_DRM_FOURCC_EXT,       drm_fd->pixel_format,//cap_kms->params.egl->pixel_format, ARGB8888
-        EGL_WIDTH,                      drm_fd->width,//cap_kms->params.egl->width,
-        EGL_HEIGHT,                     drm_fd->height,//cap_kms->params.egl->height,
-        EGL_DMA_BUF_PLANE0_FD_EXT,      drm_fd->fd,//cap_kms->params.egl->fd,
-        EGL_DMA_BUF_PLANE0_OFFSET_EXT,  drm_fd->offset,//cap_kms->params.egl->offset,
-        EGL_DMA_BUF_PLANE0_PITCH_EXT,   drm_fd->pitch,//cap_kms->params.egl->pitch,
-        EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, drm_fd->modifier & 0xFFFFFFFFULL,//cap_kms->params.egl->modifier & 0xFFFFFFFFULL,
-        EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, drm_fd->modifier >> 32ULL,//cap_kms->params.egl->modifier >> 32ULL,
-        EGL_NONE
-    };
+    const int div[2] = {1, 2}; // divide UV texture size by 2 because chroma is half size
+    for(int i = 0; i < 2; ++i) {
+        CUDA_MEMCPY2D memcpy_struct;
+        memcpy_struct.srcXInBytes = 0;
+        memcpy_struct.srcY = 0;
+        memcpy_struct.srcMemoryType = CU_MEMORYTYPE_ARRAY;
 
-    EGLImage image = cap_kms->params.egl->eglCreateImage(cap_kms->params.egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr);
-    cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, cap_kms->input_texture);
-    cap_kms->params.egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_2D, image);
-    cap_kms->params.egl->eglDestroyImage(cap_kms->params.egl->egl_display, image);
-    cap_kms->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
-
-    vec2i capture_pos = cap_kms->capture_pos;
-    if(!capture_is_combined_plane)
-        capture_pos = (vec2i){drm_fd->x, drm_fd->y};
-
-    const float texture_rotation = monitor_rotation_to_radians(cap_kms->monitor_rotation);
-
-    gsr_color_conversion_draw(&cap_kms->color_conversion, cap_kms->input_texture,
-        (vec2i){0, 0}, cap_kms->capture_size,
-        capture_pos, cap_kms->capture_size,
-        texture_rotation, false);
-
-    if(cursor_drm_fd) {
-        const vec2i cursor_size = {cursor_drm_fd->width, cursor_drm_fd->height};
-        vec2i cursor_pos = {cursor_drm_fd->x, cursor_drm_fd->y};
-        switch(cap_kms->monitor_rotation) {
-            case GSR_MONITOR_ROT_0:
-                break;
-            case GSR_MONITOR_ROT_90:
-                cursor_pos = swap_vec2i(cursor_pos);
-                cursor_pos.x = cap_kms->capture_size.x - cursor_pos.x;
-                // TODO: Remove this horrible hack
-                cursor_pos.x -= cursor_size.x;
-                break;
-            case GSR_MONITOR_ROT_180:
-                cursor_pos.x = cap_kms->capture_size.x - cursor_pos.x;
-                cursor_pos.y = cap_kms->capture_size.y - cursor_pos.y;
-                // TODO: Remove this horrible hack
-                cursor_pos.x -= cursor_size.x;
-                cursor_pos.y -= cursor_size.y;
-                break;
-            case GSR_MONITOR_ROT_270:
-                cursor_pos = swap_vec2i(cursor_pos);
-                cursor_pos.y = cap_kms->capture_size.y - cursor_pos.y;
-                // TODO: Remove this horrible hack
-                cursor_pos.y -= cursor_size.y;
-                break;
-        }
+        memcpy_struct.dstXInBytes = 0;
+        memcpy_struct.dstY = 0;
+        memcpy_struct.dstMemoryType = CU_MEMORYTYPE_DEVICE;
 
-        const intptr_t img_attr_cursor[] = {
-            EGL_LINUX_DRM_FOURCC_EXT,       cursor_drm_fd->pixel_format,
-            EGL_WIDTH,                      cursor_drm_fd->width,
-            EGL_HEIGHT,                     cursor_drm_fd->height,
-            EGL_DMA_BUF_PLANE0_FD_EXT,      cursor_drm_fd->fd,
-            EGL_DMA_BUF_PLANE0_OFFSET_EXT,  cursor_drm_fd->offset,
-            EGL_DMA_BUF_PLANE0_PITCH_EXT,   cursor_drm_fd->pitch,
-            EGL_DMA_BUF_PLANE0_MODIFIER_LO_EXT, cursor_drm_fd->modifier & 0xFFFFFFFFULL,
-            EGL_DMA_BUF_PLANE0_MODIFIER_HI_EXT, cursor_drm_fd->modifier >> 32ULL,
-            EGL_NONE
-        };
-
-        EGLImage cursor_image = cap_kms->params.egl->eglCreateImage(cap_kms->params.egl->egl_display, 0, EGL_LINUX_DMA_BUF_EXT, NULL, img_attr_cursor);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, cap_kms->cursor_texture);
-        cap_kms->params.egl->glEGLImageTargetTexture2DOES(GL_TEXTURE_EXTERNAL_OES, cursor_image);
-        cap_kms->params.egl->eglDestroyImage(cap_kms->params.egl->egl_display, cursor_image);
-        cap_kms->params.egl->glBindTexture(GL_TEXTURE_EXTERNAL_OES, 0);
-
-        gsr_color_conversion_draw(&cap_kms->color_conversion, cap_kms->cursor_texture,
-            cursor_pos, cursor_size,
-            (vec2i){0, 0}, cursor_size,
-            texture_rotation, true);
+        memcpy_struct.srcArray = cap_kms->mapped_arrays[i];
+        memcpy_struct.srcPitch = frame->width / div[i];
+        memcpy_struct.dstDevice = (CUdeviceptr)frame->data[i];
+        memcpy_struct.dstPitch = frame->linesize[i];
+        memcpy_struct.WidthInBytes = frame->width * (cap_kms->params.hdr ? 2 : 1);
+        memcpy_struct.Height = frame->height / div[i];
+        // TODO: Remove this copy if possible
+        cap_kms->cuda.cuMemcpy2DAsync_v2(&memcpy_struct, cap_kms->cuda_stream);
     }
 
-    cap_kms->params.egl->eglSwapBuffers(cap_kms->params.egl->egl_display, cap_kms->params.egl->egl_surface);
-
-    frame->linesize[0] = frame->width * 4;
-
-    CUDA_MEMCPY2D memcpy_struct;
-    memcpy_struct.srcXInBytes = 0;
-    memcpy_struct.srcY = 0;
-    memcpy_struct.srcMemoryType = CU_MEMORYTYPE_ARRAY;
-
-    memcpy_struct.dstXInBytes = 0;
-    memcpy_struct.dstY = 0;
-    memcpy_struct.dstMemoryType = CU_MEMORYTYPE_DEVICE;
-
-    memcpy_struct.srcArray = cap_kms->mapped_array;
-    memcpy_struct.srcPitch = frame->linesize[0];
-    memcpy_struct.dstDevice = (CUdeviceptr)frame->data[0];
-    memcpy_struct.dstPitch = frame->linesize[0];
-    memcpy_struct.WidthInBytes = frame->width * 4;
-    memcpy_struct.Height = frame->height;
-    cap_kms->cuda.cuMemcpy2D_v2(&memcpy_struct);
+    // TODO: needed?
+    cap_kms->cuda.cuStreamSynchronize(cap_kms->cuda_stream);
 
     return 0;
 }
@@ -616,53 +175,22 @@ static int gsr_capture_kms_cuda_capture(gsr_capture *cap, AVFrame *frame) {
 static void gsr_capture_kms_cuda_capture_end(gsr_capture *cap, AVFrame *frame) {
     (void)frame;
     gsr_capture_kms_cuda *cap_kms = cap->priv;
-
-    for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) {
-        if(cap_kms->kms_response.fds[i].fd > 0)
-            close(cap_kms->kms_response.fds[i].fd);
-        cap_kms->kms_response.fds[i].fd = 0;
-    }
-    cap_kms->kms_response.num_fds = 0;
+    gsr_capture_kms_cleanup_kms_fds(&cap_kms->kms);
 }
 
 static void gsr_capture_kms_cuda_stop(gsr_capture *cap, AVCodecContext *video_codec_context) {
     gsr_capture_kms_cuda *cap_kms = cap->priv;
 
-    gsr_color_conversion_deinit(&cap_kms->color_conversion);
-
     gsr_capture_kms_unload_cuda_graphics(cap_kms);
 
-    if(cap_kms->params.egl->egl_context) {
-        if(cap_kms->input_texture) {
-            cap_kms->params.egl->glDeleteTextures(1, &cap_kms->input_texture);
-            cap_kms->input_texture = 0;
-        }
-
-        if(cap_kms->cursor_texture) {
-            cap_kms->params.egl->glDeleteTextures(1, &cap_kms->cursor_texture);
-            cap_kms->cursor_texture = 0;
-        }
-
-        if(cap_kms->target_texture) {
-            cap_kms->params.egl->glDeleteTextures(1, &cap_kms->target_texture);
-            cap_kms->target_texture = 0;
-        }
-    }
-
-    for(int i = 0; i < cap_kms->kms_response.num_fds; ++i) {
-        if(cap_kms->kms_response.fds[i].fd > 0)
-            close(cap_kms->kms_response.fds[i].fd);
-        cap_kms->kms_response.fds[i].fd = 0;
-    }
-    cap_kms->kms_response.num_fds = 0;
-
     if(video_codec_context->hw_device_ctx)
         av_buffer_unref(&video_codec_context->hw_device_ctx);
     if(video_codec_context->hw_frames_ctx)
         av_buffer_unref(&video_codec_context->hw_frames_ctx);
 
     gsr_cuda_unload(&cap_kms->cuda);
-    gsr_kms_client_deinit(&cap_kms->kms_client);
+    gsr_capture_kms_stop(&cap_kms->kms);
+    gsr_capture_base_stop(&cap_kms->base, cap_kms->params.egl);
 }
 
 static void gsr_capture_kms_cuda_destroy(gsr_capture *cap, AVCodecContext *video_codec_context) {
@@ -706,7 +234,7 @@ gsr_capture* gsr_capture_kms_cuda_create(const gsr_capture_kms_cuda_params *para
     
     *cap = (gsr_capture) {
         .start = gsr_capture_kms_cuda_start,
-        .tick = gsr_capture_kms_cuda_tick,
+        .tick = NULL,
         .should_stop = gsr_capture_kms_cuda_should_stop,
         .capture = gsr_capture_kms_cuda_capture,
         .capture_end = gsr_capture_kms_cuda_capture_end,