#include "libavutil/error.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_cuda_internal.h"
+#include "libavutil/cuda_check.h"
#include "libavutil/pixdesc.h"
#include "libavutil/pixfmt.h"
#include "nvdec.h"
#include "internal.h"
+#if !NVDECAPI_CHECK_VERSION(9, 0)
+#define cudaVideoSurfaceFormat_YUV444 2
+#define cudaVideoSurfaceFormat_YUV444_16Bit 3
+#endif
+
typedef struct NVDECDecoder {
CUvideodecoder decoder;
AVBufferRef *hw_device_ref;
+ AVBufferRef *real_hw_frames_ref;
CUcontext cuda_ctx;
CUstream stream;
unsigned int nb_allocated;
} NVDECFramePool;
+#define CHECK_CU(x) FF_CUDA_CHECK_DL(logctx, decoder->cudl, x)
+
static int map_avcodec_id(enum AVCodecID id)
{
switch (id) {
+#if CONFIG_AV1_NVDEC_HWACCEL
+ case AV_CODEC_ID_AV1: return cudaVideoCodec_AV1;
+#endif
case AV_CODEC_ID_H264: return cudaVideoCodec_H264;
case AV_CODEC_ID_HEVC: return cudaVideoCodec_HEVC;
case AV_CODEC_ID_MJPEG: return cudaVideoCodec_JPEG;
{
int shift_h = 0, shift_v = 0;
+ if (av_pix_fmt_count_planes(pix_fmt) == 1)
+ return cudaVideoChromaFormat_Monochrome;
+
av_pix_fmt_get_chroma_sub_sample(pix_fmt, &shift_h, &shift_v);
if (shift_h == 1 && shift_v == 1)
static int nvdec_test_capabilities(NVDECDecoder *decoder,
CUVIDDECODECREATEINFO *params, void *logctx)
{
- CUresult err;
+ int ret;
CUVIDDECODECAPS caps = { 0 };
caps.eCodecType = params->CodecType;
return 0;
}
- err = decoder->cvdl->cuvidGetDecoderCaps(&caps);
- if (err != CUDA_SUCCESS) {
- av_log(logctx, AV_LOG_ERROR, "Failed querying decoder capabilities\n");
- return AVERROR_UNKNOWN;
- }
+ ret = CHECK_CU(decoder->cvdl->cuvidGetDecoderCaps(&caps));
+ if (ret < 0)
+ return ret;
av_log(logctx, AV_LOG_VERBOSE, "NVDEC capabilities:\n");
av_log(logctx, AV_LOG_VERBOSE, "format supported: %s, max_mb_count: %d\n",
{
NVDECDecoder *decoder = (NVDECDecoder*)data;
- if (decoder->decoder)
- decoder->cvdl->cuvidDestroyDecoder(decoder->decoder);
+ if (decoder->decoder) {
+ void *logctx = decoder->hw_device_ref->data;
+ CUcontext dummy;
+ CHECK_CU(decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx));
+ CHECK_CU(decoder->cvdl->cuvidDestroyDecoder(decoder->decoder));
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
+ }
+ av_buffer_unref(&decoder->real_hw_frames_ref);
av_buffer_unref(&decoder->hw_device_ref);
cuvid_free_functions(&decoder->cvdl);
NVDECDecoder *decoder;
CUcontext dummy;
- CUresult err;
int ret;
decoder = av_mallocz(sizeof(*decoder));
goto fail;
}
- err = decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx);
- if (err != CUDA_SUCCESS) {
- ret = AVERROR_UNKNOWN;
+ ret = CHECK_CU(decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx));
+ if (ret < 0)
goto fail;
- }
ret = nvdec_test_capabilities(decoder, params, logctx);
if (ret < 0) {
- decoder->cudl->cuCtxPopCurrent(&dummy);
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
goto fail;
}
- err = decoder->cvdl->cuvidCreateDecoder(&decoder->decoder, params);
+ ret = CHECK_CU(decoder->cvdl->cuvidCreateDecoder(&decoder->decoder, params));
- decoder->cudl->cuCtxPopCurrent(&dummy);
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
- if (err != CUDA_SUCCESS) {
- av_log(logctx, AV_LOG_ERROR, "Error creating a NVDEC decoder: %d\n", err);
- ret = AVERROR_UNKNOWN;
+ if (ret < 0) {
goto fail;
}
return ret;
}
-static AVBufferRef *nvdec_decoder_frame_alloc(void *opaque, int size)
+static AVBufferRef *nvdec_decoder_frame_alloc(void *opaque, size_t size)
{
NVDECFramePool *pool = opaque;
AVBufferRef *ret;
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
av_freep(&ctx->bitstream);
+ av_freep(&ctx->bitstream_internal);
ctx->bitstream_len = 0;
ctx->bitstream_allocated = 0;
return 0;
}
+static void nvdec_free_dummy(struct AVHWFramesContext *ctx)
+{
+ av_buffer_pool_uninit(&ctx->pool);
+}
+
+static AVBufferRef *nvdec_alloc_dummy(size_t size)
+{
+ return av_buffer_create(NULL, 0, NULL, NULL, 0);
+}
+
+static int nvdec_init_hwframes(AVCodecContext *avctx, AVBufferRef **out_frames_ref, int dummy)
+{
+ AVHWFramesContext *frames_ctx;
+ int ret;
+
+ ret = avcodec_get_hw_frames_parameters(avctx,
+ avctx->hw_device_ctx,
+ avctx->hwaccel->pix_fmt,
+ out_frames_ref);
+ if (ret < 0)
+ return ret;
+
+ frames_ctx = (AVHWFramesContext*)(*out_frames_ref)->data;
+
+ if (dummy) {
+ // Copied from ff_decode_get_hw_frames_ctx for compatibility
+ frames_ctx->initial_pool_size += 3;
+
+ frames_ctx->free = nvdec_free_dummy;
+ frames_ctx->pool = av_buffer_pool_init(0, nvdec_alloc_dummy);
+
+ if (!frames_ctx->pool) {
+ av_buffer_unref(out_frames_ref);
+ return AVERROR(ENOMEM);
+ }
+ } else {
+ // This is normally not used to actually allocate frames from
+ frames_ctx->initial_pool_size = 0;
+ }
+
+ ret = av_hwframe_ctx_init(*out_frames_ref);
+ if (ret < 0) {
+ av_buffer_unref(out_frames_ref);
+ return ret;
+ }
+
+ return 0;
+}
+
int ff_nvdec_decode_init(AVCodecContext *avctx)
{
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
+ NVDECDecoder *decoder;
+ AVBufferRef *real_hw_frames_ref;
NVDECFramePool *pool;
AVHWFramesContext *frames_ctx;
const AVPixFmtDescriptor *sw_desc;
CUVIDDECODECREATEINFO params = { 0 };
- int cuvid_codec_type, cuvid_chroma_format;
+ cudaVideoSurfaceFormat output_format;
+ int cuvid_codec_type, cuvid_chroma_format, chroma_444;
int ret = 0;
sw_desc = av_pix_fmt_desc_get(avctx->sw_pix_fmt);
av_log(avctx, AV_LOG_ERROR, "Unsupported chroma format\n");
return AVERROR(ENOSYS);
}
+ chroma_444 = ctx->supports_444 && cuvid_chroma_format == cudaVideoChromaFormat_444;
if (!avctx->hw_frames_ctx) {
- ret = ff_decode_get_hw_frames_ctx(avctx, AV_HWDEVICE_TYPE_CUDA);
+ ret = nvdec_init_hwframes(avctx, &avctx->hw_frames_ctx, 1);
+ if (ret < 0)
+ return ret;
+
+ ret = nvdec_init_hwframes(avctx, &real_hw_frames_ref, 0);
if (ret < 0)
return ret;
+ } else {
+ real_hw_frames_ref = av_buffer_ref(avctx->hw_frames_ctx);
+ if (!real_hw_frames_ref)
+ return AVERROR(ENOMEM);
+ }
+
+ switch (sw_desc->comp[0].depth) {
+ case 8:
+ output_format = chroma_444 ? cudaVideoSurfaceFormat_YUV444 :
+ cudaVideoSurfaceFormat_NV12;
+ break;
+ case 10:
+ case 12:
+ output_format = chroma_444 ? cudaVideoSurfaceFormat_YUV444_16Bit :
+ cudaVideoSurfaceFormat_P016;
+ break;
+ default:
+ av_log(avctx, AV_LOG_ERROR, "Unsupported bit depth\n");
+ av_buffer_unref(&real_hw_frames_ref);
+ return AVERROR(ENOSYS);
}
frames_ctx = (AVHWFramesContext*)avctx->hw_frames_ctx->data;
params.ulTargetWidth = avctx->coded_width;
params.ulTargetHeight = avctx->coded_height;
params.bitDepthMinus8 = sw_desc->comp[0].depth - 8;
- params.OutputFormat = params.bitDepthMinus8 ?
- cudaVideoSurfaceFormat_P016 : cudaVideoSurfaceFormat_NV12;
+ params.OutputFormat = output_format;
params.CodecType = cuvid_codec_type;
params.ChromaFormat = cuvid_chroma_format;
params.ulNumDecodeSurfaces = frames_ctx->initial_pool_size;
av_log(avctx, AV_LOG_WARNING, "Try lowering the amount of threads. Using %d right now.\n",
avctx->thread_count);
}
+ av_buffer_unref(&real_hw_frames_ref);
return ret;
}
+ decoder = (NVDECDecoder*)ctx->decoder_ref->data;
+ decoder->real_hw_frames_ref = real_hw_frames_ref;
+ real_hw_frames_ref = NULL;
+
pool = av_mallocz(sizeof(*pool));
if (!pool) {
ret = AVERROR(ENOMEM);
av_buffer_unref(&cf->idx_ref);
av_buffer_unref(&cf->decoder_ref);
+ av_buffer_unref(&cf->ref_idx_ref);
av_freep(&priv);
}
{
NVDECFrame *unmap_data = (NVDECFrame*)data;
NVDECDecoder *decoder = (NVDECDecoder*)unmap_data->decoder_ref->data;
+ void *logctx = decoder->hw_device_ref->data;
CUdeviceptr devptr = (CUdeviceptr)opaque;
- CUresult err;
+ int ret;
CUcontext dummy;
- err = decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx);
- if (err != CUDA_SUCCESS) {
- av_log(NULL, AV_LOG_ERROR, "cuCtxPushCurrent failed\n");
+ ret = CHECK_CU(decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx));
+ if (ret < 0)
goto finish;
- }
- err = decoder->cvdl->cuvidUnmapVideoFrame(decoder->decoder, devptr);
- if (err != CUDA_SUCCESS)
- av_log(NULL, AV_LOG_ERROR, "cuvidUnmapVideoFrame failed\n");
+ CHECK_CU(decoder->cvdl->cuvidUnmapVideoFrame(decoder->decoder, devptr));
- decoder->cudl->cuCtxPopCurrent(&dummy);
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
finish:
av_buffer_unref(&unmap_data->idx_ref);
av_buffer_unref(&unmap_data->decoder_ref);
+ av_buffer_unref(&unmap_data->ref_idx_ref);
av_free(unmap_data);
}
NVDECFrame *cf = (NVDECFrame*)fdd->hwaccel_priv;
NVDECDecoder *decoder = (NVDECDecoder*)cf->decoder_ref->data;
+ AVHWFramesContext *hwctx = (AVHWFramesContext *)frame->hw_frames_ctx->data;
+
CUVIDPROCPARAMS vpp = { 0 };
NVDECFrame *unmap_data = NULL;
- CUresult err;
CUcontext dummy;
CUdeviceptr devptr;
unsigned int pitch, i;
unsigned int offset = 0;
+ int shift_h = 0, shift_v = 0;
int ret = 0;
vpp.progressive_frame = 1;
vpp.output_stream = decoder->stream;
- err = decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx);
- if (err != CUDA_SUCCESS)
- return AVERROR_UNKNOWN;
+ ret = CHECK_CU(decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx));
+ if (ret < 0)
+ return ret;
- err = decoder->cvdl->cuvidMapVideoFrame(decoder->decoder, cf->idx, &devptr,
- &pitch, &vpp);
- if (err != CUDA_SUCCESS) {
- av_log(logctx, AV_LOG_ERROR, "Error mapping a picture with CUVID: %d\n",
- err);
- ret = AVERROR_UNKNOWN;
+ ret = CHECK_CU(decoder->cvdl->cuvidMapVideoFrame(decoder->decoder,
+ cf->idx, &devptr,
+ &pitch, &vpp));
+ if (ret < 0)
goto finish;
- }
unmap_data = av_mallocz(sizeof(*unmap_data));
if (!unmap_data) {
goto copy_fail;
}
+ av_buffer_unref(&frame->hw_frames_ctx);
+ frame->hw_frames_ctx = av_buffer_ref(decoder->real_hw_frames_ref);
+ if (!frame->hw_frames_ctx) {
+ ret = AVERROR(ENOMEM);
+ goto copy_fail;
+ }
+
unmap_data->idx = cf->idx;
unmap_data->idx_ref = av_buffer_ref(cf->idx_ref);
unmap_data->decoder_ref = av_buffer_ref(cf->decoder_ref);
+ av_pix_fmt_get_chroma_sub_sample(hwctx->sw_format, &shift_h, &shift_v);
for (i = 0; frame->linesize[i]; i++) {
frame->data[i] = (uint8_t*)(devptr + offset);
frame->linesize[i] = pitch;
- offset += pitch * (frame->height >> (i ? 1 : 0));
+ offset += pitch * (frame->height >> (i ? shift_v : 0));
}
goto finish;
copy_fail:
if (!frame->buf[1]) {
- decoder->cvdl->cuvidUnmapVideoFrame(decoder->decoder, devptr);
+ CHECK_CU(decoder->cvdl->cuvidUnmapVideoFrame(decoder->decoder, devptr));
av_freep(&unmap_data);
} else {
av_buffer_unref(&frame->buf[1]);
}
finish:
- decoder->cudl->cuCtxPopCurrent(&dummy);
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
return ret;
}
ret = AVERROR(ENOMEM);
goto fail;
}
- cf->idx = *(unsigned int*)cf->idx_ref->data;
+ cf->ref_idx = cf->idx = *(unsigned int*)cf->idx_ref->data;
fdd->hwaccel_priv = cf;
fdd->hwaccel_priv_free = nvdec_fdd_priv_free;
}
+int ff_nvdec_start_frame_sep_ref(AVCodecContext *avctx, AVFrame *frame, int has_sep_ref)
+{
+ NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
+ FrameDecodeData *fdd = (FrameDecodeData*)frame->private_ref->data;
+ NVDECFrame *cf;
+ int ret;
+
+ ret = ff_nvdec_start_frame(avctx, frame);
+ if (ret < 0)
+ return ret;
+
+ cf = fdd->hwaccel_priv;
+
+ if (has_sep_ref) {
+ if (!cf->ref_idx_ref) {
+ cf->ref_idx_ref = av_buffer_pool_get(ctx->decoder_pool);
+ if (!cf->ref_idx_ref) {
+ av_log(avctx, AV_LOG_ERROR, "No decoder surfaces left\n");
+ ret = AVERROR(ENOMEM);
+ goto fail;
+ }
+ }
+ cf->ref_idx = *(unsigned int*)cf->ref_idx_ref->data;
+ } else {
+ av_buffer_unref(&cf->ref_idx_ref);
+ cf->ref_idx = cf->idx;
+ }
+
+ return 0;
+fail:
+ nvdec_fdd_priv_free(cf);
+ return ret;
+}
+
int ff_nvdec_end_frame(AVCodecContext *avctx)
{
NVDECContext *ctx = avctx->internal->hwaccel_priv_data;
NVDECDecoder *decoder = (NVDECDecoder*)ctx->decoder_ref->data;
+ void *logctx = avctx;
CUVIDPICPARAMS *pp = &ctx->pic_params;
- CUresult err;
CUcontext dummy;
int ret = 0;
pp->nNumSlices = ctx->nb_slices;
pp->pSliceDataOffsets = ctx->slice_offsets;
- err = decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx);
- if (err != CUDA_SUCCESS)
- return AVERROR_UNKNOWN;
+ ret = CHECK_CU(decoder->cudl->cuCtxPushCurrent(decoder->cuda_ctx));
+ if (ret < 0)
+ return ret;
- err = decoder->cvdl->cuvidDecodePicture(decoder->decoder, &ctx->pic_params);
- if (err != CUDA_SUCCESS) {
- av_log(avctx, AV_LOG_ERROR, "Error decoding a picture with NVDEC: %d\n",
- err);
- ret = AVERROR_UNKNOWN;
+ ret = CHECK_CU(decoder->cvdl->cuvidDecodePicture(decoder->decoder, &ctx->pic_params));
+ if (ret < 0)
goto finish;
- }
finish:
- decoder->cudl->cuCtxPopCurrent(&dummy);
+ CHECK_CU(decoder->cudl->cuCtxPopCurrent(&dummy));
return ret;
}
return 0;
}
-static void nvdec_free_dummy(struct AVHWFramesContext *ctx)
-{
- av_buffer_pool_uninit(&ctx->pool);
-}
-
-static AVBufferRef *nvdec_alloc_dummy(int size)
-{
- return av_buffer_create(NULL, 0, NULL, NULL, 0);
-}
-
int ff_nvdec_frame_params(AVCodecContext *avctx,
AVBufferRef *hw_frames_ctx,
- int dpb_size)
+ int dpb_size,
+ int supports_444)
{
AVHWFramesContext *frames_ctx = (AVHWFramesContext*)hw_frames_ctx->data;
const AVPixFmtDescriptor *sw_desc;
- int cuvid_codec_type, cuvid_chroma_format;
+ int cuvid_codec_type, cuvid_chroma_format, chroma_444;
sw_desc = av_pix_fmt_desc_get(avctx->sw_pix_fmt);
if (!sw_desc)
av_log(avctx, AV_LOG_VERBOSE, "Unsupported chroma format\n");
return AVERROR(EINVAL);
}
+ chroma_444 = supports_444 && cuvid_chroma_format == cudaVideoChromaFormat_444;
frames_ctx->format = AV_PIX_FMT_CUDA;
frames_ctx->width = (avctx->coded_width + 1) & ~1;
frames_ctx->height = (avctx->coded_height + 1) & ~1;
- frames_ctx->initial_pool_size = dpb_size;
-
- frames_ctx->free = nvdec_free_dummy;
- frames_ctx->pool = av_buffer_pool_init(0, nvdec_alloc_dummy);
-
- if (!frames_ctx->pool)
- return AVERROR(ENOMEM);
+ /*
+ * We add two extra frames to the pool to account for deinterlacing filters
+ * holding onto their frames.
+ */
+ frames_ctx->initial_pool_size = dpb_size + 2;
switch (sw_desc->comp[0].depth) {
case 8:
- frames_ctx->sw_format = AV_PIX_FMT_NV12;
+ frames_ctx->sw_format = chroma_444 ? AV_PIX_FMT_YUV444P : AV_PIX_FMT_NV12;
break;
case 10:
- frames_ctx->sw_format = AV_PIX_FMT_P010;
+ frames_ctx->sw_format = chroma_444 ? AV_PIX_FMT_YUV444P16 : AV_PIX_FMT_P010;
break;
case 12:
- frames_ctx->sw_format = AV_PIX_FMT_P016;
+ frames_ctx->sw_format = chroma_444 ? AV_PIX_FMT_YUV444P16 : AV_PIX_FMT_P016;
break;
default:
return AVERROR(EINVAL);
if (!cf)
return -1;
- return cf->idx;
+ return cf->ref_idx;
}
projects / ffmpeg / blobdiff