#include "libavutil/hwcontext_cuda.h"
#include "libavutil/hwcontext.h"
+#include "libavutil/cuda_check.h"
#include "libavutil/imgutils.h"
#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/pixdesc.h"
#include "internal.h"
+#define CHECK_CU(x) FF_CUDA_CHECK_DL(avctx, dl_fn->cuda_dl, x)
+
#define NVENC_CAP 0x30
#define IS_CBR(rc) (rc == NV_ENC_PARAMS_RC_CBR || \
rc == NV_ENC_PARAMS_RC_CBR_LOWDELAY_HQ || \
static void nvenc_print_driver_requirement(AVCodecContext *avctx, int level)
{
-#if defined(_WIN32) || defined(__CYGWIN__)
- const char *minver = "378.66";
+#if NVENCAPI_CHECK_VERSION(8, 1)
+# if defined(_WIN32) || defined(__CYGWIN__)
+ const char *minver = "390.77";
+# else
+ const char *minver = "390.25";
+# endif
#else
+# if defined(_WIN32) || defined(__CYGWIN__)
+ const char *minver = "378.66";
+# else
const char *minver = "378.13";
+# endif
#endif
av_log(avctx, level, "The minimum required Nvidia driver for nvenc is %s or newer\n", minver);
}
{
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
- CUresult cu_res;
if (ctx->d3d11_device)
return 0;
- cu_res = dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "cuCtxPushCurrent failed\n");
- return AVERROR_EXTERNAL;
- }
-
- return 0;
+ return CHECK_CU(dl_fn->cuda_dl->cuCtxPushCurrent(ctx->cu_context));
}
static int nvenc_pop_context(AVCodecContext *avctx)
{
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
- CUresult cu_res;
CUcontext dummy;
if (ctx->d3d11_device)
return 0;
- cu_res = dl_fn->cuda_dl->cuCtxPopCurrent(&dummy);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "cuCtxPopCurrent failed\n");
- return AVERROR_EXTERNAL;
- }
-
- return 0;
+ return CHECK_CU(dl_fn->cuda_dl->cuCtxPopCurrent(&dummy));
}
static av_cold int nvenc_open_session(AVCodecContext *avctx)
return AVERROR(ENOSYS);
}
+#ifdef NVENC_HAVE_BFRAME_REF_MODE
+ ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_BFRAME_REF_MODE);
+ if (ctx->b_ref_mode == NV_ENC_BFRAME_REF_MODE_EACH && ret != 1) {
+ av_log(avctx, AV_LOG_VERBOSE, "Each B frame as reference is not supported\n");
+ return AVERROR(ENOSYS);
+ } else if (ctx->b_ref_mode != NV_ENC_BFRAME_REF_MODE_DISABLED && ret == 0) {
+ av_log(avctx, AV_LOG_VERBOSE, "B frames as references are not supported\n");
+ return AVERROR(ENOSYS);
+ }
+#else
+ if (ctx->b_ref_mode != 0) {
+ av_log(avctx, AV_LOG_VERBOSE, "B frames as references need SDK 8.1 at build time\n");
+ return AVERROR(ENOSYS);
+ }
+#endif
+
+ ctx->support_dyn_bitrate = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_DYN_BITRATE_CHANGE);
+
return 0;
}
NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &dl_fn->nvenc_funcs;
char name[128] = { 0};
int major, minor, ret;
- CUresult cu_res;
CUdevice cu_device;
int loglevel = AV_LOG_VERBOSE;
if (ctx->device == LIST_DEVICES)
loglevel = AV_LOG_INFO;
- cu_res = dl_fn->cuda_dl->cuDeviceGet(&cu_device, idx);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR,
- "Cannot access the CUDA device %d\n",
- idx);
- return -1;
- }
+ ret = CHECK_CU(dl_fn->cuda_dl->cuDeviceGet(&cu_device, idx));
+ if (ret < 0)
+ return ret;
- cu_res = dl_fn->cuda_dl->cuDeviceGetName(name, sizeof(name), cu_device);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "cuDeviceGetName failed on device %d\n", idx);
- return -1;
- }
+ ret = CHECK_CU(dl_fn->cuda_dl->cuDeviceGetName(name, sizeof(name), cu_device));
+ if (ret < 0)
+ return ret;
- cu_res = dl_fn->cuda_dl->cuDeviceComputeCapability(&major, &minor, cu_device);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "cuDeviceComputeCapability failed on device %d\n", idx);
- return -1;
- }
+ ret = CHECK_CU(dl_fn->cuda_dl->cuDeviceComputeCapability(&major, &minor, cu_device));
+ if (ret < 0)
+ return ret;
av_log(avctx, loglevel, "[ GPU #%d - < %s > has Compute SM %d.%d ]\n", idx, name, major, minor);
if (((major << 4) | minor) < NVENC_CAP) {
if (ctx->device != idx && ctx->device != ANY_DEVICE)
return -1;
- cu_res = dl_fn->cuda_dl->cuCtxCreate(&ctx->cu_context_internal, 0, cu_device);
- if (cu_res != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_FATAL, "Failed creating CUDA context for NVENC: 0x%x\n", (int)cu_res);
+ ret = CHECK_CU(dl_fn->cuda_dl->cuCtxCreate(&ctx->cu_context_internal, 0, cu_device));
+ if (ret < 0)
goto fail;
- }
ctx->cu_context = ctx->cu_context_internal;
return ret;
fail2:
- dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal);
+ CHECK_CU(dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal));
ctx->cu_context_internal = NULL;
fail:
} else {
int i, nb_devices = 0;
- if ((dl_fn->cuda_dl->cuInit(0)) != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR,
- "Cannot init CUDA\n");
+ if (CHECK_CU(dl_fn->cuda_dl->cuInit(0)) < 0)
return AVERROR_UNKNOWN;
- }
- if ((dl_fn->cuda_dl->cuDeviceGetCount(&nb_devices)) != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR,
- "Cannot enumerate the CUDA devices\n");
+ if (CHECK_CU(dl_fn->cuda_dl->cuDeviceGetCount(&nb_devices)) < 0)
return AVERROR_UNKNOWN;
- }
if (!nb_devices) {
av_log(avctx, AV_LOG_FATAL, "No CUDA capable devices found\n");
if (avctx->rc_buffer_size > 0) {
ctx->encode_config.rcParams.vbvBufferSize = avctx->rc_buffer_size;
} else if (ctx->encode_config.rcParams.averageBitRate > 0) {
- ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate;
+ avctx->rc_buffer_size = ctx->encode_config.rcParams.vbvBufferSize = 2 * ctx->encode_config.rcParams.averageBitRate;
}
if (ctx->aq) {
if (ctx->coder >= 0)
h264->entropyCodingMode = ctx->coder;
+#ifdef NVENC_HAVE_BFRAME_REF_MODE
+ h264->useBFramesAsRef = ctx->b_ref_mode;
+#endif
+
return 0;
}
return 0;
}
+static void compute_dar(AVCodecContext *avctx, int *dw, int *dh) {
+ int sw, sh;
+
+ sw = avctx->width;
+ sh = avctx->height;
+
+ if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) {
+ sw *= avctx->sample_aspect_ratio.num;
+ sh *= avctx->sample_aspect_ratio.den;
+ }
+
+ av_reduce(dw, dh, sw, sh, 1024 * 1024);
+}
+
static av_cold int nvenc_setup_encoder(AVCodecContext *avctx)
{
NvencContext *ctx = avctx->priv_data;
ctx->encode_config.version = NV_ENC_CONFIG_VER;
- dw = avctx->width;
- dh = avctx->height;
- if (avctx->sample_aspect_ratio.num > 0 && avctx->sample_aspect_ratio.den > 0) {
- dw*= avctx->sample_aspect_ratio.num;
- dh*= avctx->sample_aspect_ratio.den;
- }
- av_reduce(&dw, &dh, dw, dh, 1024 * 1024);
+ compute_dar(avctx, &dw, &dh);
ctx->init_encode_params.darHeight = dh;
ctx->init_encode_params.darWidth = dw;
ctx->nvencoder = NULL;
if (ctx->cu_context_internal)
- dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal);
+ CHECK_CU(dl_fn->cuda_dl->cuCtxDestroy(ctx->cu_context_internal));
ctx->cu_context = ctx->cu_context_internal = NULL;
#if CONFIG_D3D11VA
}
static void nvenc_codec_specific_pic_params(AVCodecContext *avctx,
- NV_ENC_PIC_PARAMS *params)
+ NV_ENC_PIC_PARAMS *params,
+ NV_ENC_SEI_PAYLOAD *sei_data)
{
NvencContext *ctx = avctx->priv_data;
ctx->encode_config.encodeCodecConfig.h264Config.sliceMode;
params->codecPicParams.h264PicParams.sliceModeData =
ctx->encode_config.encodeCodecConfig.h264Config.sliceModeData;
+ if (sei_data) {
+ params->codecPicParams.h264PicParams.seiPayloadArray = sei_data;
+ params->codecPicParams.h264PicParams.seiPayloadArrayCnt = 1;
+ }
+
break;
case AV_CODEC_ID_HEVC:
params->codecPicParams.hevcPicParams.sliceMode =
ctx->encode_config.encodeCodecConfig.hevcConfig.sliceMode;
params->codecPicParams.hevcPicParams.sliceModeData =
ctx->encode_config.encodeCodecConfig.hevcConfig.sliceModeData;
+ if (sei_data) {
+ params->codecPicParams.hevcPicParams.seiPayloadArray = sei_data;
+ params->codecPicParams.hevcPicParams.seiPayloadArrayCnt = 1;
+ }
+
break;
}
}
return (nb_ready > 0) && (nb_ready + nb_pending >= ctx->async_depth);
}
+static void reconfig_encoder(AVCodecContext *avctx, const AVFrame *frame)
+{
+ NvencContext *ctx = avctx->priv_data;
+ NV_ENCODE_API_FUNCTION_LIST *p_nvenc = &ctx->nvenc_dload_funcs.nvenc_funcs;
+ NVENCSTATUS ret;
+
+ NV_ENC_RECONFIGURE_PARAMS params = { 0 };
+ int needs_reconfig = 0;
+ int needs_encode_config = 0;
+ int reconfig_bitrate = 0, reconfig_dar = 0;
+ int dw, dh;
+
+ params.version = NV_ENC_RECONFIGURE_PARAMS_VER;
+ params.reInitEncodeParams = ctx->init_encode_params;
+
+ compute_dar(avctx, &dw, &dh);
+ if (dw != ctx->init_encode_params.darWidth || dh != ctx->init_encode_params.darHeight) {
+ av_log(avctx, AV_LOG_VERBOSE,
+ "aspect ratio change (DAR): %d:%d -> %d:%d\n",
+ ctx->init_encode_params.darWidth,
+ ctx->init_encode_params.darHeight, dw, dh);
+
+ params.reInitEncodeParams.darHeight = dh;
+ params.reInitEncodeParams.darWidth = dw;
+
+ needs_reconfig = 1;
+ reconfig_dar = 1;
+ }
+
+ if (ctx->rc != NV_ENC_PARAMS_RC_CONSTQP && ctx->support_dyn_bitrate) {
+ if (avctx->bit_rate > 0 && params.reInitEncodeParams.encodeConfig->rcParams.averageBitRate != avctx->bit_rate) {
+ av_log(avctx, AV_LOG_VERBOSE,
+ "avg bitrate change: %d -> %d\n",
+ params.reInitEncodeParams.encodeConfig->rcParams.averageBitRate,
+ (uint32_t)avctx->bit_rate);
+
+ params.reInitEncodeParams.encodeConfig->rcParams.averageBitRate = avctx->bit_rate;
+ reconfig_bitrate = 1;
+ }
+
+ if (avctx->rc_max_rate > 0 && ctx->encode_config.rcParams.maxBitRate != avctx->rc_max_rate) {
+ av_log(avctx, AV_LOG_VERBOSE,
+ "max bitrate change: %d -> %d\n",
+ params.reInitEncodeParams.encodeConfig->rcParams.maxBitRate,
+ (uint32_t)avctx->rc_max_rate);
+
+ params.reInitEncodeParams.encodeConfig->rcParams.maxBitRate = avctx->rc_max_rate;
+ reconfig_bitrate = 1;
+ }
+
+ if (avctx->rc_buffer_size > 0 && ctx->encode_config.rcParams.vbvBufferSize != avctx->rc_buffer_size) {
+ av_log(avctx, AV_LOG_VERBOSE,
+ "vbv buffer size change: %d -> %d\n",
+ params.reInitEncodeParams.encodeConfig->rcParams.vbvBufferSize,
+ avctx->rc_buffer_size);
+
+ params.reInitEncodeParams.encodeConfig->rcParams.vbvBufferSize = avctx->rc_buffer_size;
+ reconfig_bitrate = 1;
+ }
+
+ if (reconfig_bitrate) {
+ params.resetEncoder = 1;
+ params.forceIDR = 1;
+
+ needs_encode_config = 1;
+ needs_reconfig = 1;
+ }
+ }
+
+ if (!needs_encode_config)
+ params.reInitEncodeParams.encodeConfig = NULL;
+
+ if (needs_reconfig) {
+ ret = p_nvenc->nvEncReconfigureEncoder(ctx->nvencoder, ¶ms);
+ if (ret != NV_ENC_SUCCESS) {
+ nvenc_print_error(avctx, ret, "failed to reconfigure nvenc");
+ } else {
+ if (reconfig_dar) {
+ ctx->init_encode_params.darHeight = dh;
+ ctx->init_encode_params.darWidth = dw;
+ }
+
+ if (reconfig_bitrate) {
+ ctx->encode_config.rcParams.averageBitRate = params.reInitEncodeParams.encodeConfig->rcParams.averageBitRate;
+ ctx->encode_config.rcParams.maxBitRate = params.reInitEncodeParams.encodeConfig->rcParams.maxBitRate;
+ ctx->encode_config.rcParams.vbvBufferSize = params.reInitEncodeParams.encodeConfig->rcParams.vbvBufferSize;
+ }
+
+ }
+ }
+}
+
int ff_nvenc_send_frame(AVCodecContext *avctx, const AVFrame *frame)
{
NVENCSTATUS nv_status;
NvencSurface *tmp_out_surf, *in_surf;
int res, res2;
+ NV_ENC_SEI_PAYLOAD *sei_data = NULL;
+ size_t sei_size;
NvencContext *ctx = avctx->priv_data;
NvencDynLoadFunctions *dl_fn = &ctx->nvenc_dload_funcs;
if ((!ctx->cu_context && !ctx->d3d11_device) || !ctx->nvencoder)
return AVERROR(EINVAL);
- if (ctx->encoder_flushing)
- return AVERROR_EOF;
+ if (ctx->encoder_flushing) {
+ if (avctx->internal->draining)
+ return AVERROR_EOF;
+
+ ctx->encoder_flushing = 0;
+ ctx->first_packet_output = 0;
+ ctx->initial_pts[0] = AV_NOPTS_VALUE;
+ ctx->initial_pts[1] = AV_NOPTS_VALUE;
+ av_fifo_reset(ctx->timestamp_list);
+ }
if (frame) {
in_surf = get_free_frame(ctx);
if (res < 0)
return res;
+ reconfig_encoder(avctx, frame);
+
res = nvenc_upload_frame(avctx, frame, in_surf);
res2 = nvenc_pop_context(avctx);
pic_params.inputTimeStamp = frame->pts;
- nvenc_codec_specific_pic_params(avctx, &pic_params);
+ if (ctx->a53_cc && av_frame_get_side_data(frame, AV_FRAME_DATA_A53_CC)) {
+ if (ff_alloc_a53_sei(frame, sizeof(NV_ENC_SEI_PAYLOAD), (void**)&sei_data, &sei_size) < 0) {
+ av_log(ctx, AV_LOG_ERROR, "Not enough memory for closed captions, skipping\n");
+ }
+
+ if (sei_data) {
+ sei_data->payloadSize = (uint32_t)sei_size;
+ sei_data->payloadType = 4;
+ sei_data->payload = (uint8_t*)(sei_data + 1);
+ }
+ }
+
+ nvenc_codec_specific_pic_params(avctx, &pic_params, sei_data);
} else {
pic_params.encodePicFlags = NV_ENC_PIC_FLAG_EOS;
ctx->encoder_flushing = 1;
return res;
nv_status = p_nvenc->nvEncEncodePicture(ctx->nvencoder, &pic_params);
+ av_free(sei_data);
res = nvenc_pop_context(avctx);
if (res < 0)
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