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-rw-r--r--video/out/vo_rpi.c913
1 files changed, 0 insertions, 913 deletions
diff --git a/video/out/vo_rpi.c b/video/out/vo_rpi.c
deleted file mode 100644
index 94bb30efe6..0000000000
--- a/video/out/vo_rpi.c
+++ /dev/null
@@ -1,913 +0,0 @@
-/*
- * This file is part of mpv.
- *
- * mpv is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * mpv is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with mpv. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <math.h>
-#include <stdbool.h>
-#include <assert.h>
-
-#include <bcm_host.h>
-#include <interface/mmal/mmal.h>
-#include <interface/mmal/util/mmal_util.h>
-#include <interface/mmal/util/mmal_default_components.h>
-#include <interface/mmal/vc/mmal_vc_api.h>
-
-#include <EGL/egl.h>
-#include <EGL/eglext.h>
-
-#include <libavutil/rational.h>
-
-#include "common/common.h"
-#include "common/msg.h"
-#include "opengl/common.h"
-#include "options/m_config.h"
-#include "osdep/timer.h"
-#include "vo.h"
-#include "win_state.h"
-#include "video/mp_image.h"
-#include "sub/osd.h"
-
-#include "opengl/ra_gl.h"
-#include "gpu/video.h"
-
-struct mp_egl_rpi {
- struct mp_log *log;
- struct GL *gl;
- struct ra *ra;
- EGLDisplay egl_display;
- EGLConfig egl_config;
- EGLContext egl_context;
- EGLSurface egl_surface;
- // yep, the API keeps a pointer to it
- EGL_DISPMANX_WINDOW_T egl_window;
-};
-
-struct priv {
- DISPMANX_DISPLAY_HANDLE_T display;
- DISPMANX_ELEMENT_HANDLE_T window;
- DISPMANX_ELEMENT_HANDLE_T osd_overlay;
- DISPMANX_UPDATE_HANDLE_T update;
- uint32_t w, h;
- uint32_t x, y;
- double display_fps;
-
- double osd_pts;
- struct mp_osd_res osd_res;
-
- struct mp_egl_rpi egl;
- struct gl_video *gl_video;
- struct mpgl_osd *osd;
-
- MMAL_COMPONENT_T *renderer;
- bool renderer_enabled;
-
- bool display_synced, skip_osd;
- struct mp_image *next_image;
-
- // for RAM input
- MMAL_POOL_T *swpool;
-
- pthread_mutex_t display_mutex;
- pthread_cond_t display_cond;
- int64_t vsync_counter;
- bool reload_display;
-
- int background_layer;
- int video_layer;
- int osd_layer;
-
- int display_nr;
- int layer;
- int background;
- int enable_osd;
-};
-
-// Magic alignments (in pixels) expected by the MMAL internals.
-#define ALIGN_W 32
-#define ALIGN_H 16
-
-static void recreate_renderer(struct vo *vo);
-
-static void *get_proc_address(const GLubyte *name)
-{
- void *p = eglGetProcAddress(name);
- // EGL 1.4 (supported by the RPI firmware) does not necessarily return
- // function pointers for core functions.
- if (!p) {
- void *h = dlopen("/opt/vc/lib/libGLESv2.so", RTLD_LAZY);
- if (h) {
- p = dlsym(h, name);
- dlclose(h);
- }
- }
- return p;
-}
-
-static EGLConfig select_fb_config_egl(struct mp_egl_rpi *p)
-{
- EGLint attributes[] = {
- EGL_SURFACE_TYPE, EGL_WINDOW_BIT,
- EGL_RED_SIZE, 8,
- EGL_GREEN_SIZE, 8,
- EGL_BLUE_SIZE, 8,
- EGL_DEPTH_SIZE, 0,
- EGL_RENDERABLE_TYPE, EGL_OPENGL_ES2_BIT,
- EGL_NONE
- };
-
- EGLint config_count;
- EGLConfig config;
-
- eglChooseConfig(p->egl_display, attributes, &config, 1, &config_count);
-
- if (!config_count) {
- MP_FATAL(p, "Could find EGL configuration!\n");
- return NULL;
- }
-
- return config;
-}
-
-static void mp_egl_rpi_destroy(struct mp_egl_rpi *p)
-{
- if (p->egl_display) {
- eglMakeCurrent(p->egl_display, EGL_NO_SURFACE, EGL_NO_SURFACE,
- EGL_NO_CONTEXT);
- }
- if (p->egl_surface)
- eglDestroySurface(p->egl_display, p->egl_surface);
- if (p->egl_context)
- eglDestroyContext(p->egl_display, p->egl_context);
- p->egl_context = EGL_NO_CONTEXT;
- eglReleaseThread();
- p->egl_display = EGL_NO_DISPLAY;
- talloc_free(p->gl);
- p->gl = NULL;
-}
-
-static int mp_egl_rpi_init(struct mp_egl_rpi *p, DISPMANX_ELEMENT_HANDLE_T window,
- int w, int h)
-{
- p->egl_display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
- if (!eglInitialize(p->egl_display, NULL, NULL)) {
- MP_FATAL(p, "EGL failed to initialize.\n");
- goto fail;
- }
-
- eglBindAPI(EGL_OPENGL_ES_API);
-
- EGLConfig config = select_fb_config_egl(p);
- if (!config)
- goto fail;
-
- p->egl_window = (EGL_DISPMANX_WINDOW_T){
- .element = window,
- .width = w,
- .height = h,
- };
- p->egl_surface = eglCreateWindowSurface(p->egl_display, config,
- &p->egl_window, NULL);
-
- if (p->egl_surface == EGL_NO_SURFACE) {
- MP_FATAL(p, "Could not create EGL surface!\n");
- goto fail;
- }
-
- EGLint context_attributes[] = {
- EGL_CONTEXT_CLIENT_VERSION, 2,
- EGL_NONE
- };
- p->egl_context = eglCreateContext(p->egl_display, config,
- EGL_NO_CONTEXT, context_attributes);
-
- if (p->egl_context == EGL_NO_CONTEXT) {
- MP_FATAL(p, "Could not create EGL context!\n");
- goto fail;
- }
-
- eglMakeCurrent(p->egl_display, p->egl_surface, p->egl_surface,
- p->egl_context);
-
- p->gl = talloc_zero(NULL, struct GL);
-
- const char *exts = eglQueryString(p->egl_display, EGL_EXTENSIONS);
- mpgl_load_functions(p->gl, get_proc_address, exts, p->log);
-
- if (!p->gl->version && !p->gl->es)
- goto fail;
-
- p->ra = ra_create_gl(p->gl, p->log);
- if (!p->ra)
- goto fail;
-
- return 0;
-
-fail:
- mp_egl_rpi_destroy(p);
- return -1;
-}
-
-// Make mpi point to buffer, assuming MMAL_ENCODING_I420.
-// buffer can be NULL.
-// Return the required buffer space.
-static size_t layout_buffer(struct mp_image *mpi, MMAL_BUFFER_HEADER_T *buffer,
- struct mp_image_params *params)
-{
- assert(params->imgfmt == IMGFMT_420P);
- mp_image_set_params(mpi, params);
- int w = MP_ALIGN_UP(params->w, ALIGN_W);
- int h = MP_ALIGN_UP(params->h, ALIGN_H);
- uint8_t *cur = buffer ? buffer->data : NULL;
- size_t size = 0;
- for (int i = 0; i < 3; i++) {
- int div = i ? 2 : 1;
- mpi->planes[i] = cur;
- mpi->stride[i] = w / div;
- size_t plane_size = h / div * mpi->stride[i];
- if (cur)
- cur += plane_size;
- size += plane_size;
- }
- return size;
-}
-
-static void update_osd(struct vo *vo)
-{
- struct priv *p = vo->priv;
- if (!p->enable_osd)
- return;
-
- if (!gl_video_check_osd_change(p->gl_video, &p->osd_res, p->osd_pts)) {
- p->skip_osd = true;
- return;
- }
-
- MP_STATS(vo, "start rpi_osd");
-
- struct vo_frame frame = {0};
- struct ra_fbo target = {
- .tex = ra_create_wrapped_fb(p->egl.ra, 0, p->osd_res.w, p->osd_res.h),
- .flip = true,
- };
- gl_video_set_osd_pts(p->gl_video, p->osd_pts);
- gl_video_render_frame(p->gl_video, &frame, target, RENDER_FRAME_DEF);
- ra_tex_free(p->egl.ra, &target.tex);
-
- MP_STATS(vo, "stop rpi_osd");
-}
-
-static void resize(struct vo *vo)
-{
- struct priv *p = vo->priv;
- MMAL_PORT_T *input = p->renderer->input[0];
-
- struct mp_rect src, dst;
-
- vo_get_src_dst_rects(vo, &src, &dst, &p->osd_res);
-
- int rotate[] = {MMAL_DISPLAY_ROT0,
- MMAL_DISPLAY_ROT90,
- MMAL_DISPLAY_ROT180,
- MMAL_DISPLAY_ROT270};
-
-
- int src_w = src.x1 - src.x0, src_h = src.y1 - src.y0,
- dst_w = dst.x1 - dst.x0, dst_h = dst.y1 - dst.y0;
- int p_x, p_y;
- av_reduce(&p_x, &p_y, dst_w * src_h, src_w * dst_h, 16000);
- MMAL_DISPLAYREGION_T dr = {
- .hdr = { .id = MMAL_PARAMETER_DISPLAYREGION,
- .size = sizeof(MMAL_DISPLAYREGION_T), },
- .src_rect = { .x = src.x0, .y = src.y0, .width = src_w, .height = src_h },
- .dest_rect = { .x = dst.x0 + p->x, .y = dst.y0 + p->y,
- .width = dst_w, .height = dst_h },
- .layer = p->video_layer,
- .display_num = p->display_nr,
- .pixel_x = p_x,
- .pixel_y = p_y,
- .transform = rotate[vo->params ? vo->params->rotate / 90 : 0],
- .fullscreen = vo->opts->fullscreen,
- .set = MMAL_DISPLAY_SET_SRC_RECT | MMAL_DISPLAY_SET_DEST_RECT |
- MMAL_DISPLAY_SET_LAYER | MMAL_DISPLAY_SET_NUM |
- MMAL_DISPLAY_SET_PIXEL | MMAL_DISPLAY_SET_TRANSFORM |
- MMAL_DISPLAY_SET_FULLSCREEN,
- };
-
- if (vo->params && (vo->params->rotate % 180) == 90) {
- MPSWAP(int, dr.src_rect.x, dr.src_rect.y);
- MPSWAP(int, dr.src_rect.width, dr.src_rect.height);
- }
-
- if (mmal_port_parameter_set(input, &dr.hdr))
- MP_WARN(vo, "could not set video rectangle\n");
-
- if (p->gl_video)
- gl_video_resize(p->gl_video, &src, &dst, &p->osd_res);
-}
-
-static void destroy_overlays(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- if (p->window)
- vc_dispmanx_element_remove(p->update, p->window);
- p->window = 0;
-
- gl_video_uninit(p->gl_video);
- p->gl_video = NULL;
- ra_free(&p->egl.ra);
- mp_egl_rpi_destroy(&p->egl);
-
- if (p->osd_overlay)
- vc_dispmanx_element_remove(p->update, p->osd_overlay);
- p->osd_overlay = 0;
-}
-
-static int update_display_size(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- uint32_t n_w = 0, n_h = 0;
- if (graphics_get_display_size(0, &n_w, &n_h) < 0) {
- MP_FATAL(vo, "Could not get display size.\n");
- return -1;
- }
-
- if (p->w == n_w && p->h == n_h)
- return 0;
-
- p->w = n_w;
- p->h = n_h;
-
- MP_VERBOSE(vo, "Display size: %dx%d\n", p->w, p->h);
-
- return 0;
-}
-
-static int create_overlays(struct vo *vo)
-{
- struct priv *p = vo->priv;
- destroy_overlays(vo);
-
- if (!p->display)
- return -1;
-
- if (vo->opts->fullscreen && p->background) {
- // Use the whole screen.
- VC_RECT_T dst = {.width = p->w, .height = p->h};
- VC_RECT_T src = {.width = 1 << 16, .height = 1 << 16};
- VC_DISPMANX_ALPHA_T alpha = {
- .flags = DISPMANX_FLAGS_ALPHA_FIXED_ALL_PIXELS,
- .opacity = 0xFF,
- };
-
- p->window = vc_dispmanx_element_add(p->update, p->display,
- p->background_layer,
- &dst, 0, &src,
- DISPMANX_PROTECTION_NONE,
- &alpha, 0, 0);
- if (!p->window) {
- MP_FATAL(vo, "Could not add DISPMANX element.\n");
- return -1;
- }
- }
-
- if (p->enable_osd) {
- VC_RECT_T dst = {.x = p->x, .y = p->y,
- .width = p->osd_res.w, .height = p->osd_res.h};
- VC_RECT_T src = {.width = p->osd_res.w << 16, .height = p->osd_res.h << 16};
- VC_DISPMANX_ALPHA_T alpha = {
- .flags = DISPMANX_FLAGS_ALPHA_FROM_SOURCE,
- .opacity = 0xFF,
- };
- p->osd_overlay = vc_dispmanx_element_add(p->update, p->display,
- p->osd_layer,
- &dst, 0, &src,
- DISPMANX_PROTECTION_NONE,
- &alpha, 0, 0);
- if (!p->osd_overlay) {
- MP_FATAL(vo, "Could not add DISPMANX element.\n");
- return -1;
- }
-
- if (mp_egl_rpi_init(&p->egl, p->osd_overlay,
- p->osd_res.w, p->osd_res.h) < 0)
- {
- MP_FATAL(vo, "EGL/GLES initialization for OSD renderer failed.\n");
- return -1;
- }
- p->gl_video = gl_video_init(p->egl.ra, vo->log, vo->global);
- gl_video_set_clear_color(p->gl_video, (struct m_color){.a = 0});
- gl_video_set_osd_source(p->gl_video, vo->osd);
- }
-
- p->display_fps = 0;
- TV_GET_STATE_RESP_T tvstate;
- TV_DISPLAY_STATE_T tvstate_disp;
- if (!vc_tv_get_state(&tvstate) && !vc_tv_get_display_state(&tvstate_disp)) {
- if (tvstate_disp.state & (VC_HDMI_HDMI | VC_HDMI_DVI)) {
- p->display_fps = tvstate_disp.display.hdmi.frame_rate;
-
- HDMI_PROPERTY_PARAM_T param = {
- .property = HDMI_PROPERTY_PIXEL_CLOCK_TYPE,
- };
- if (!vc_tv_hdmi_get_property(&param) &&
- param.param1 == HDMI_PIXEL_CLOCK_TYPE_NTSC)
- p->display_fps = p->display_fps / 1.001;
- } else {
- p->display_fps = tvstate_disp.display.sdtv.frame_rate;
- }
- }
-
- resize(vo);
-
- vo_event(vo, VO_EVENT_WIN_STATE);
-
- vc_dispmanx_update_submit_sync(p->update);
- p->update = vc_dispmanx_update_start(10);
-
- return 0;
-}
-
-static int set_geometry(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- if (vo->opts->fullscreen) {
- vo->dwidth = p->w;
- vo->dheight = p->h;
- p->x = p->y = 0;
- } else {
- struct vo_win_geometry geo;
- struct mp_rect screenrc = {0, 0, p->w, p->h};
-
- vo_calc_window_geometry(vo, &screenrc, &geo);
- vo_apply_window_geometry(vo, &geo);
-
- p->x = geo.win.x0;
- p->y = geo.win.y0;
- }
-
- resize(vo);
-
- if (create_overlays(vo) < 0)
- return -1;
-
- return 0;
-}
-
-static void wait_next_vsync(struct vo *vo)
-{
- struct priv *p = vo->priv;
- pthread_mutex_lock(&p->display_mutex);
- struct timespec end = mp_rel_time_to_timespec(0.050);
- int64_t old = p->vsync_counter;
- while (old == p->vsync_counter && !p->reload_display) {
- if (pthread_cond_timedwait(&p->display_cond, &p->display_mutex, &end))
- break;
- }
- pthread_mutex_unlock(&p->display_mutex);
-}
-
-static void flip_page(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- if (!p->renderer_enabled)
- return;
-
- struct mp_image *mpi = p->next_image;
- p->next_image = NULL;
-
- // For OSD
- if (!p->skip_osd && p->egl.gl)
- eglSwapBuffers(p->egl.egl_display, p->egl.egl_surface);
- p->skip_osd = false;
-
- if (mpi) {
- MMAL_PORT_T *input = p->renderer->input[0];
- MMAL_BUFFER_HEADER_T *ref = (void *)mpi->planes[3];
-
- // Assume this field is free for use by us.
- ref->user_data = mpi;
-
- if (mmal_port_send_buffer(input, ref)) {
- MP_ERR(vo, "could not queue picture!\n");
- talloc_free(mpi);
- }
- }
-
- if (p->display_synced)
- wait_next_vsync(vo);
-}
-
-static void free_mmal_buffer(void *arg)
-{
- MMAL_BUFFER_HEADER_T *buffer = arg;
- mmal_buffer_header_release(buffer);
-}
-
-static void draw_frame(struct vo *vo, struct vo_frame *frame)
-{
- struct priv *p = vo->priv;
-
- if (!p->renderer_enabled)
- return;
-
- mp_image_t *mpi = NULL;
- if (!frame->redraw && !frame->repeat)
- mpi = mp_image_new_ref(frame->current);
-
- talloc_free(p->next_image);
- p->next_image = NULL;
-
- if (mpi)
- p->osd_pts = mpi->pts;
-
- // Redraw only if the OSD has meaningfully changed, which we assume it
- // hasn't when a frame is merely repeated for display sync.
- p->skip_osd = !frame->redraw && frame->repeat;
-
- if (!p->skip_osd && p->egl.gl)
- update_osd(vo);
-
- p->display_synced = frame->display_synced;
-
- if (mpi && mpi->imgfmt != IMGFMT_MMAL) {
- MMAL_BUFFER_HEADER_T *buffer = mmal_queue_wait(p->swpool->queue);
- if (!buffer) {
- talloc_free(mpi);
- MP_ERR(vo, "Can't allocate buffer.\n");
- return;
- }
- mmal_buffer_header_reset(buffer);
-
- struct mp_image *new_ref = mp_image_new_custom_ref(NULL, buffer,
- free_mmal_buffer);
- if (!new_ref) {
- mmal_buffer_header_release(buffer);
- talloc_free(mpi);
- MP_ERR(vo, "Out of memory.\n");
- return;
- }
-
- mp_image_setfmt(new_ref, IMGFMT_MMAL);
- new_ref->planes[3] = (void *)buffer;
-
- struct mp_image dmpi = {0};
- buffer->length = layout_buffer(&dmpi, buffer, vo->params);
- mp_image_copy(&dmpi, mpi);
-
- talloc_free(mpi);
- mpi = new_ref;
- }
-
- p->next_image = mpi;
-}
-
-static int query_format(struct vo *vo, int format)
-{
- return format == IMGFMT_MMAL || format == IMGFMT_420P;
-}
-
-static MMAL_FOURCC_T map_csp(enum mp_csp csp)
-{
- switch (csp) {
- case MP_CSP_BT_601: return MMAL_COLOR_SPACE_ITUR_BT601;
- case MP_CSP_BT_709: return MMAL_COLOR_SPACE_ITUR_BT709;
- case MP_CSP_SMPTE_240M: return MMAL_COLOR_SPACE_SMPTE240M;
- default: return MMAL_COLOR_SPACE_UNKNOWN;
- }
-}
-
-static void control_port_cb(MMAL_PORT_T *port, MMAL_BUFFER_HEADER_T *buffer)
-{
- mmal_buffer_header_release(buffer);
-}
-
-static void input_port_cb(MMAL_PORT_T *port, MMAL_BUFFER_HEADER_T *buffer)
-{
- struct mp_image *mpi = buffer->user_data;
- talloc_free(mpi);
-}
-
-static void disable_renderer(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- if (p->renderer_enabled) {
- mmal_port_disable(p->renderer->control);
- mmal_port_disable(p->renderer->input[0]);
-
- mmal_port_flush(p->renderer->control);
- mmal_port_flush(p->renderer->input[0]);
-
- mmal_component_disable(p->renderer);
- }
- mmal_pool_destroy(p->swpool);
- p->swpool = NULL;
- p->renderer_enabled = false;
-}
-
-static int reconfig(struct vo *vo, struct mp_image_params *params)
-{
- struct priv *p = vo->priv;
- MMAL_PORT_T *input = p->renderer->input[0];
- bool opaque = params->imgfmt == IMGFMT_MMAL;
-
- if (!p->display)
- return -1;
-
- disable_renderer(vo);
-
- input->format->encoding = opaque ? MMAL_ENCODING_OPAQUE : MMAL_ENCODING_I420;
- input->format->es->video.width = MP_ALIGN_UP(params->w, ALIGN_W);
- input->format->es->video.height = MP_ALIGN_UP(params->h, ALIGN_H);
- input->format->es->video.crop = (MMAL_RECT_T){0, 0, params->w, params->h};
- input->format->es->video.par = (MMAL_RATIONAL_T){params->p_w, params->p_h};
- input->format->es->video.color_space = map_csp(params->color.space);
-
- if (mmal_port_format_commit(input))
- return -1;
-
- input->buffer_num = MPMAX(input->buffer_num_min,
- input->buffer_num_recommended) + 3;
- input->buffer_size = MPMAX(input->buffer_size_min,
- input->buffer_size_recommended);
-
- if (!opaque) {
- size_t size = layout_buffer(&(struct mp_image){0}, NULL, params);
- if (input->buffer_size != size) {
- MP_FATAL(vo, "We disagree with MMAL about buffer sizes.\n");
- return -1;
- }
-
- p->swpool = mmal_pool_create(input->buffer_num, input->buffer_size);
- if (!p->swpool) {
- MP_FATAL(vo, "Could not allocate buffer pool.\n");
- return -1;
- }
- }
-
- if (set_geometry(vo) < 0)
- return -1;
-
- p->renderer_enabled = true;
-
- if (mmal_port_enable(p->renderer->control, control_port_cb))
- return -1;
-
- if (mmal_port_enable(input, input_port_cb))
- return -1;
-
- if (mmal_component_enable(p->renderer)) {
- MP_FATAL(vo, "Failed to enable video renderer.\n");
- return -1;
- }
-
- resize(vo);
-
- return 0;
-}
-
-static struct mp_image *take_screenshot(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- if (!p->display)
- return NULL;
-
- struct mp_image *img = mp_image_alloc(IMGFMT_BGR0, p->w, p->h);
- if (!img)
- return NULL;
-
- DISPMANX_RESOURCE_HANDLE_T resource =
- vc_dispmanx_resource_create(VC_IMAGE_ARGB8888,
- img->w | ((img->w * 4) << 16), img->h,
- &(int32_t){0});
- if (!resource)
- goto fail;
-
- if (vc_dispmanx_snapshot(p->display, resource, 0))
- goto fail;
-
- VC_RECT_T rc = {.width = img->w, .height = img->h};
- if (vc_dispmanx_resource_read_data(resource, &rc, img->planes[0], img->stride[0]))
- goto fail;
-
- vc_dispmanx_resource_delete(resource);
- return img;
-
-fail:
- vc_dispmanx_resource_delete(resource);
- talloc_free(img);
- return NULL;
-}
-
-static int control(struct vo *vo, uint32_t request, void *data)
-{
- struct priv *p = vo->priv;
-
- switch (request) {
- case VOCTRL_SET_PANSCAN:
- if (p->renderer_enabled)
- resize(vo);
- vo->want_redraw = true;
- return VO_TRUE;
- case VOCTRL_REDRAW_FRAME:
- update_osd(vo);
- return VO_TRUE;
- case VOCTRL_SCREENSHOT_WIN:
- *(struct mp_image **)data = take_screenshot(vo);
- return VO_TRUE;
- case VOCTRL_CHECK_EVENTS: {
- pthread_mutex_lock(&p->display_mutex);
- bool reload_required = p->reload_display;
- p->reload_display = false;
- pthread_mutex_unlock(&p->display_mutex);
- if (reload_required)
- recreate_renderer(vo);
- return VO_TRUE;
- }
- case VOCTRL_GET_DISPLAY_FPS:
- *(double *)data = p->display_fps;
- return VO_TRUE;
- }
-
- return VO_NOTIMPL;
-}
-
-static void tv_callback(void *callback_data, uint32_t reason, uint32_t param1,
- uint32_t param2)
-{
- struct vo *vo = callback_data;
- struct priv *p = vo->priv;
- pthread_mutex_lock(&p->display_mutex);
- p->reload_display = true;
- pthread_cond_signal(&p->display_cond);
- pthread_mutex_unlock(&p->display_mutex);
- vo_wakeup(vo);
-}
-
-static void vsync_callback(DISPMANX_UPDATE_HANDLE_T u, void *arg)
-{
- struct vo *vo = arg;
- struct priv *p = vo->priv;
- pthread_mutex_lock(&p->display_mutex);
- p->vsync_counter += 1;
- pthread_cond_signal(&p->display_cond);
- pthread_mutex_unlock(&p->display_mutex);
-}
-
-static void destroy_dispmanx(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- disable_renderer(vo);
- destroy_overlays(vo);
-
- if (p->display) {
- vc_dispmanx_vsync_callback(p->display, NULL, NULL);
- vc_dispmanx_display_close(p->display);
- }
- p->display = 0;
-}
-
-static int recreate_dispmanx(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- p->display = vc_dispmanx_display_open(p->display_nr);
- p->update = vc_dispmanx_update_start(0);
- if (!p->display || !p->update) {
- MP_FATAL(vo, "Could not get DISPMANX objects.\n");
- if (p->display)
- vc_dispmanx_display_close(p->display);
- p->display = 0;
- p->update = 0;
- return -1;
- }
-
- update_display_size(vo);
-
- vc_dispmanx_vsync_callback(p->display, vsync_callback, vo);
-
- return 0;
-}
-
-static void recreate_renderer(struct vo *vo)
-{
- MP_WARN(vo, "Recreating renderer after display change.\n");
-
- destroy_dispmanx(vo);
- recreate_dispmanx(vo);
-
- if (vo->params) {
- if (reconfig(vo, vo->params) < 0)
- MP_FATAL(vo, "Recreation failed.\n");
- }
-}
-
-static void uninit(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- vc_tv_unregister_callback_full(tv_callback, vo);
-
- talloc_free(p->next_image);
-
- destroy_dispmanx(vo);
-
- if (p->update)
- vc_dispmanx_update_submit_sync(p->update);
-
- if (p->renderer)
- mmal_component_release(p->renderer);
-
- mmal_vc_deinit();
-
- pthread_cond_destroy(&p->display_cond);
- pthread_mutex_destroy(&p->display_mutex);
-}
-
-static int preinit(struct vo *vo)
-{
- struct priv *p = vo->priv;
-
- p->background_layer = p->layer;
- p->video_layer = p->layer + 1;
- p->osd_layer = p->layer + 2;
-
- p->egl.log = vo->log;
-
- bcm_host_init();
-
- if (mmal_vc_init()) {
- MP_FATAL(vo, "Could not initialize MMAL.\n");
- return -1;
- }
-
- pthread_mutex_init(&p->display_mutex, NULL);
- pthread_cond_init(&p->display_cond, NULL);
-
- if (recreate_dispmanx(vo) < 0)
- goto fail;
-
- if (update_display_size(vo) < 0)
- goto fail;
-
- if (mmal_component_create(MMAL_COMPONENT_DEFAULT_VIDEO_RENDERER, &p->renderer))
- {
- MP_FATAL(vo, "Could not create MMAL renderer.\n");
- goto fail;
- }
-
- vc_tv_register_callback(tv_callback, vo);
-
- return 0;
-
-fail:
- uninit(vo);
- return -1;
-}
-
-#define OPT_BASE_STRUCT struct priv
-static const struct m_option options[] = {
- OPT_INT("display", display_nr, 0),
- OPT_INT("layer", layer, 0, OPTDEF_INT(-10)),
- OPT_FLAG("background", background, 0),
- OPT_FLAG("osd", enable_osd, 0, OPTDEF_INT(1)),
- {0},
-};
-
-const struct vo_driver video_out_rpi = {
- .description = "Raspberry Pi (MMAL)",
- .name = "rpi",
- .caps = VO_CAP_ROTATE90,
- .preinit = preinit,
- .query_format = query_format,
- .reconfig = reconfig,
- .control = control,
- .draw_frame = draw_frame,
- .flip_page = flip_page,
- .uninit = uninit,
- .priv_size = sizeof(struct priv),
- .options = options,
- .options_prefix = "rpi",
-};