Support audio-only FFmpeg inputs. Somewhat wonky, though.

[nageru] / context.cpp

diff --git a/context.cpp b/context.cpp
index e181be7cecb644e39faa5071d61ebe9057a16190..eb62183a3b3a8c9c7c9065f6d212a21b92e8257e 100644 (file)
--- a/context.cpp
+++ b/context.cpp
@@ -1,8 +1,4 @@
-#include <glob.h>
 #include <stdio.h>
-extern "C" {
-#include <pci/pci.h>
-}
 
 #include <string>
 
@@ -17,77 +13,6 @@ bool using_egl = false;
 
 using namespace std;
 
-namespace {
-
-string get_pci_device_name(const char *node_name)
-{
-       char vendor_path[256];
-       snprintf(vendor_path, sizeof(vendor_path), "/sys/class/drm/%s/device/vendor", node_name);
-       FILE *vendor_file = fopen(vendor_path, "r");
-       if (vendor_file == nullptr) {
-               return "could not look up vendor ID";
-       }
-       int vendor;
-       if (fscanf(vendor_file, "%i", &vendor) != 1) {
-               fclose(vendor_file);
-               return "could not parse vendor ID";
-       }
-       fclose(vendor_file);
-
-       char device_path[256];
-       snprintf(device_path, sizeof(device_path), "/sys/class/drm/%s/device/device", node_name);
-       FILE *device_file = fopen(device_path, "r");
-       if (device_file == nullptr) {
-               return "could not look up device ID";
-       }
-       int device;
-       if (fscanf(device_file, "%i", &device) != 1) {
-               fclose(device_file);
-               return "could not parse device ID";
-       }
-       fclose(device_file);
-
-       pci_access *pci = pci_alloc();
-       if (pci == nullptr) {
-               return "could not init libpci";
-       }
-       pci_init(pci);
-
-       char buf[256];
-       const char *name = pci_lookup_name(pci, buf, sizeof(buf), PCI_LOOKUP_VENDOR | PCI_LOOKUP_DEVICE, vendor, device);
-       pci_cleanup(pci);
-
-       if (name == nullptr) {
-               snprintf(buf, sizeof(buf), "%04x:%04x", vendor, device);
-       }
-       return buf;
-}
-
-void print_available_drm_nodes()
-{
-       glob_t g;
-       int err = glob("/dev/dri/renderD*", 0, nullptr, &g);  // TODO: Accept /dev/dri/card*, too?
-       if (err != 0) {
-               fprintf(stderr, "Couldn't list render nodes (%s).\n", strerror(errno));
-               return;
-       }
-
-       if (g.gl_pathc == 0) {
-               fprintf(stderr, "\n");
-               fprintf(stderr, "No render nodes found in /dev/dri.\n");
-       } else {
-               fprintf(stderr, "Available devices (these may or may not support VA-API encoding):\n\n");
-               for (size_t i = 0; i < g.gl_pathc; ++i) {
-                       const char *node_name = basename(g.gl_pathv[i]);
-                       fprintf(stderr, "  %s (%s)\n", g.gl_pathv[i], get_pci_device_name(node_name).c_str());
-               }
-       }
-
-       globfree(&g);
-}
-
-}  // namespace
-
 QSurface *create_surface(const QSurfaceFormat &format)
 {
        QOffscreenSurface *surface = new QOffscreenSurface;
@@ -95,17 +20,6 @@ QSurface *create_surface(const QSurfaceFormat &format)
        surface->create();
        if (!surface->isValid()) {
                fprintf(stderr, "ERROR: surface not valid!\n");
-               if (using_egl) {
-                       fprintf(stderr, "\n\n");
-                       fprintf(stderr, "OpenGL initialization failed. This is most likely because your driver does not\n");
-                       fprintf(stderr, "support EGL (e.g. NVIDIA drivers). You can turn off EGL by specifying the\n");
-                       fprintf(stderr, "VA-API path directly, assuming you have another GPU with VA-API support\n");
-                       fprintf(stderr, "(typically an integrated Intel GPU -- note that it you might need to manually\n");
-                       fprintf(stderr, "enable it in the BIOS, as it might be turned off when a discrete GPU is detected).\n");
-                       fprintf(stderr, "\n");
-                       fprintf(stderr, "Specify the VA-API device using “--va-display /dev/dri/<node>”.\n");
-                       print_available_drm_nodes();
-               }
                exit(1);
        }
        return surface;