diff --git a/doc/ffmpeg.texi b/doc/ffmpeg.texi index 877edae3b3..842e92ad1a 100644 --- a/doc/ffmpeg.texi +++ b/doc/ffmpeg.texi @@ -1458,6 +1458,11 @@ The following options are recognized: When @var{device} is not specified, use this option to specify the name of the kernel driver associated with the desired device. This option is available only when the hardware acceleration method @emph{drm} and @emph{vaapi} are enabled. +@item vendor_id +When @var{device} and @var{kernel_driver} are not specified, use this option to specify +the vendor id associated with the desired device. This option is available only when the +hardware acceleration method @emph{drm} and @emph{vaapi} are enabled and @emph{kernel_driver} +is not specified. @end table Examples: @@ -1473,6 +1478,9 @@ Create a vaapi device on DirectX adapter 1. @item -init_hw_device vaapi:,kernel_driver=i915 Create a vaapi device on a device associated with kernel driver @samp{i915}. + +@item -init_hw_device vaapi:,vendor_id=0x8086 +Create a vaapi device on a device associated with vendor id @samp{0x8086}. @end table @item vdpau diff --git a/libavutil/hwcontext_vaapi.c b/libavutil/hwcontext_vaapi.c index 15fd84aa40..95aa38d9d2 100644 --- a/libavutil/hwcontext_vaapi.c +++ b/libavutil/hwcontext_vaapi.c @@ -1748,7 +1748,9 @@ static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device, #if CONFIG_LIBDRM drmVersion *info; const AVDictionaryEntry *kernel_driver; + const AVDictionaryEntry *vendor_id; kernel_driver = av_dict_get(opts, "kernel_driver", NULL, 0); + vendor_id = av_dict_get(opts, "vendor_id", NULL, 0); #endif for (n = 0; n < max_devices; n++) { snprintf(path, sizeof(path), @@ -1803,6 +1805,33 @@ static int vaapi_device_create(AVHWDeviceContext *ctx, const char *device, close(priv->drm_fd); priv->drm_fd = -1; continue; + } else if (vendor_id) { + drmDevicePtr device; + char drm_vendor[8]; + if (drmGetDevice(priv->drm_fd, &device)) { + av_log(ctx, AV_LOG_VERBOSE, + "Failed to get DRM device info for device %d.\n", n); + close(priv->drm_fd); + priv->drm_fd = -1; + continue; + } + + snprintf(drm_vendor, sizeof(drm_vendor), "0x%x", device->deviceinfo.pci->vendor_id); + if (strcmp(vendor_id->value, drm_vendor)) { + av_log(ctx, AV_LOG_VERBOSE, "Ignoring device %d " + "with non-matching vendor id (%s).\n", + n, vendor_id->value); + drmFreeDevice(&device); + close(priv->drm_fd); + priv->drm_fd = -1; + continue; + } + av_log(ctx, AV_LOG_VERBOSE, "Trying to use " + "DRM render node for device %d, " + "with matching vendor id (%s).\n", + n, vendor_id->value); + drmFreeDevice(&device); + break; } drmFreeVersion(info); #endif diff --git a/libavutil/version.h b/libavutil/version.h index aa2b3900ee..c8db361ddb 100644 --- a/libavutil/version.h +++ b/libavutil/version.h @@ -79,7 +79,7 @@ */ #define LIBAVUTIL_VERSION_MAJOR 59 -#define LIBAVUTIL_VERSION_MINOR 32 +#define LIBAVUTIL_VERSION_MINOR 33 #define LIBAVUTIL_VERSION_MICRO 100 #define LIBAVUTIL_VERSION_INT AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \