aboutsummaryrefslogtreecommitdiff
path: root/src/capture/xcomposite.c
diff options
context:
space:
mode:
Diffstat (limited to 'src/capture/xcomposite.c')
-rw-r--r--src/capture/xcomposite.c161
1 files changed, 124 insertions, 37 deletions
diff --git a/src/capture/xcomposite.c b/src/capture/xcomposite.c
index eb17d79..eb49d15 100644
--- a/src/capture/xcomposite.c
+++ b/src/capture/xcomposite.c
@@ -1,26 +1,60 @@
#include "../../include/capture/xcomposite.h"
#include "../../include/window_texture.h"
#include "../../include/utils.h"
+#include "../../include/cursor.h"
+#include "../../include/color_conversion.h"
+
#include <stdlib.h>
#include <stdio.h>
-#include <unistd.h>
+#include <string.h>
#include <assert.h>
+
#include <X11/Xlib.h>
#include <X11/extensions/Xdamage.h>
-#include <libavutil/hwcontext.h>
-#include <libavutil/hwcontext.h>
+
#include <libavutil/frame.h>
#include <libavcodec/avcodec.h>
-#include <va/va.h>
-#include <va/va_drmcommon.h>
-static int max_int(int a, int b) {
- return a > b ? a : b;
+typedef struct {
+ gsr_capture_xcomposite_params params;
+ XEvent xev;
+
+ bool should_stop;
+ bool stop_is_error;
+ bool window_resized;
+ bool follow_focused_initialized;
+
+ Window window;
+ vec2i window_size;
+ vec2i texture_size;
+ double window_resize_timer;
+
+ WindowTexture window_texture;
+
+ Atom net_active_window_atom;
+
+ gsr_cursor cursor;
+
+ int damage_event;
+ int damage_error;
+ XID damage;
+ bool damaged;
+
+ bool clear_background;
+} gsr_capture_xcomposite;
+
+static void gsr_capture_xcomposite_stop(gsr_capture_xcomposite *self) {
+ if(self->damage) {
+ XDamageDestroy(self->params.egl->x11.dpy, self->damage);
+ self->damage = None;
+ }
+
+ window_texture_deinit(&self->window_texture);
+ gsr_cursor_deinit(&self->cursor);
}
-void gsr_capture_xcomposite_init(gsr_capture_xcomposite *self, const gsr_capture_xcomposite_params *params) {
- memset(self, 0, sizeof(*self));
- self->params = *params;
+static int max_int(int a, int b) {
+ return a > b ? a : b;
}
static Window get_focused_window(Display *display, Atom net_active_window_atom) {
@@ -54,9 +88,8 @@ static void gsr_capture_xcomposite_setup_damage(gsr_capture_xcomposite *self, Wi
}
}
-int gsr_capture_xcomposite_start(gsr_capture_xcomposite *self, AVCodecContext *video_codec_context, AVFrame *frame) {
- self->base.video_codec_context = video_codec_context;
- self->base.egl = self->params.egl;
+static int gsr_capture_xcomposite_start(gsr_capture *cap, AVCodecContext *video_codec_context, AVFrame *frame) {
+ gsr_capture_xcomposite *self = cap->priv;
if(self->params.follow_focused) {
self->net_active_window_atom = XInternAtom(self->params.egl->x11.dpy, "_NET_ACTIVE_WINDOW", False);
@@ -161,21 +194,9 @@ int gsr_capture_xcomposite_start(gsr_capture_xcomposite *self, AVCodecContext *v
return 0;
}
-void gsr_capture_xcomposite_stop(gsr_capture_xcomposite *self) {
- if(self->damage) {
- XDamageDestroy(self->params.egl->x11.dpy, self->damage);
- self->damage = None;
- }
-
- window_texture_deinit(&self->window_texture);
- gsr_cursor_deinit(&self->cursor);
- gsr_capture_base_stop(&self->base);
-}
-
-void gsr_capture_xcomposite_tick(gsr_capture_xcomposite *self, AVCodecContext *video_codec_context) {
+static void gsr_capture_xcomposite_tick(gsr_capture *cap, AVCodecContext *video_codec_context) {
(void)video_codec_context;
- //self->params.egl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
- self->params.egl->glClear(0);
+ gsr_capture_xcomposite *self = cap->priv;
bool init_new_window = false;
while(XPending(self->params.egl->x11.dpy)) {
@@ -280,20 +301,23 @@ void gsr_capture_xcomposite_tick(gsr_capture_xcomposite *self, AVCodecContext *v
self->params.egl->glGetTexLevelParameteriv(GL_TEXTURE_2D, 0, GL_TEXTURE_HEIGHT, &self->texture_size.y);
self->params.egl->glBindTexture(GL_TEXTURE_2D, 0);
- gsr_color_conversion_clear(&self->base.color_conversion);
+ self->clear_background = true;
gsr_capture_xcomposite_setup_damage(self, self->window);
}
}
-bool gsr_capture_xcomposite_is_damaged(gsr_capture_xcomposite *self) {
+static bool gsr_capture_xcomposite_is_damaged(gsr_capture *cap) {
+ gsr_capture_xcomposite *self = cap->priv;
return self->damage_event ? self->damaged : true;
}
-void gsr_capture_xcomposite_clear_damage(gsr_capture_xcomposite *self) {
+static void gsr_capture_xcomposite_clear_damage(gsr_capture *cap) {
+ gsr_capture_xcomposite *self = cap->priv;
self->damaged = false;
}
-bool gsr_capture_xcomposite_should_stop(gsr_capture_xcomposite *self, bool *err) {
+static bool gsr_capture_xcomposite_should_stop(gsr_capture *cap, bool *err) {
+ gsr_capture_xcomposite *self = cap->priv;
if(self->should_stop) {
if(err)
*err = self->stop_is_error;
@@ -305,9 +329,18 @@ bool gsr_capture_xcomposite_should_stop(gsr_capture_xcomposite *self, bool *err)
return false;
}
-int gsr_capture_xcomposite_capture(gsr_capture_xcomposite *self, AVFrame *frame) {
+static int gsr_capture_xcomposite_capture(gsr_capture *cap, AVFrame *frame, gsr_color_conversion *color_conversion) {
+ gsr_capture_xcomposite *self = cap->priv;
(void)frame;
+ //self->params.egl->glClearColor(0.0f, 0.0f, 0.0f, 1.0f);
+ self->params.egl->glClear(0);
+
+ if(self->clear_background) {
+ self->clear_background = false;
+ gsr_color_conversion_clear(color_conversion);
+ }
+
const int target_x = max_int(0, frame->width / 2 - self->texture_size.x / 2);
const int target_y = max_int(0, frame->height / 2 - self->texture_size.y / 2);
@@ -316,7 +349,7 @@ int gsr_capture_xcomposite_capture(gsr_capture_xcomposite *self, AVFrame *frame)
target_y + self->cursor.position.y - self->cursor.hotspot.y
};
- gsr_color_conversion_draw(&self->base.color_conversion, window_texture_get_opengl_texture_id(&self->window_texture),
+ gsr_color_conversion_draw(color_conversion, window_texture_get_opengl_texture_id(&self->window_texture),
(vec2i){target_x, target_y}, self->texture_size,
(vec2i){0, 0}, self->texture_size,
0.0f, false);
@@ -331,20 +364,74 @@ int gsr_capture_xcomposite_capture(gsr_capture_xcomposite *self, AVFrame *frame)
cursor_pos.y <= target_y + self->texture_size.y;
if(cursor_inside_window) {
- self->base.egl->glEnable(GL_SCISSOR_TEST);
- self->base.egl->glScissor(target_x, target_y, self->texture_size.x, self->texture_size.y);
+ self->params.egl->glEnable(GL_SCISSOR_TEST);
+ self->params.egl->glScissor(target_x, target_y, self->texture_size.x, self->texture_size.y);
- gsr_color_conversion_draw(&self->base.color_conversion, self->cursor.texture_id,
+ gsr_color_conversion_draw(color_conversion, self->cursor.texture_id,
cursor_pos, self->cursor.size,
(vec2i){0, 0}, self->cursor.size,
0.0f, false);
- self->base.egl->glDisable(GL_SCISSOR_TEST);
+ self->params.egl->glDisable(GL_SCISSOR_TEST);
}
}
+ self->params.egl->eglSwapBuffers(self->params.egl->egl_display, self->params.egl->egl_surface);
+
+ // TODO: Do video encoder specific conversion here
+
//self->params.egl->glFlush();
//self->params.egl->glFinish();
return 0;
}
+
+static gsr_source_color gsr_capture_xcomposite_get_source_color(gsr_capture *cap) {
+ (void)cap;
+ return GSR_SOURCE_COLOR_RGB;
+}
+
+static void gsr_capture_xcomposite_destroy(gsr_capture *cap, AVCodecContext *video_codec_context) {
+ (void)video_codec_context;
+ if(cap->priv) {
+ gsr_capture_xcomposite_stop(cap->priv);
+ free(cap->priv);
+ cap->priv = NULL;
+ }
+ free(cap);
+}
+
+gsr_capture* gsr_capture_xcomposite_create(const gsr_capture_xcomposite_params *params) {
+ if(!params) {
+ fprintf(stderr, "gsr error: gsr_capture_xcomposite_create params is NULL\n");
+ return NULL;
+ }
+
+ gsr_capture *cap = calloc(1, sizeof(gsr_capture));
+ if(!cap)
+ return NULL;
+
+ gsr_capture_xcomposite *cap_xcomp = calloc(1, sizeof(gsr_capture_xcomposite));
+ if(!cap_xcomp) {
+ free(cap);
+ return NULL;
+ }
+
+ cap_xcomp->params = *params;
+
+ *cap = (gsr_capture) {
+ .start = gsr_capture_xcomposite_start,
+ .tick = gsr_capture_xcomposite_tick,
+ .is_damaged = gsr_capture_xcomposite_is_damaged,
+ .clear_damage = gsr_capture_xcomposite_clear_damage,
+ .should_stop = gsr_capture_xcomposite_should_stop,
+ .capture = gsr_capture_xcomposite_capture,
+ .capture_end = NULL,
+ .get_source_color = gsr_capture_xcomposite_get_source_color,
+ .uses_external_image = NULL,
+ .destroy = gsr_capture_xcomposite_destroy,
+ .priv = cap_xcomp
+ };
+
+ return cap;
+}