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nvenc: Add support for high bitdepth 

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
Signed-off-by: Diego Biurrun <diego@biurrun.de>
This commit is contained in:
Yogender Gupta 2016-09-24 17:54:59 +02:00 committed by Luca Barbato
parent e02e2515b2
commit 358c887a9f
3 changed files with 96 additions and 5 deletions
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87
libavcodec/nvenc.c
View File

@ -89,12 +89,22 @@ const enum AVPixelFormat ff_nvenc_pix_fmts[] = {
AV_PIX_FMT_NV12,
AV_PIX_FMT_YUV420P,
AV_PIX_FMT_YUV444P,
#if NVENCAPI_MAJOR_VERSION >= 7
AV_PIX_FMT_P010,
AV_PIX_FMT_YUV444P16,
#endif
#if CONFIG_CUDA
AV_PIX_FMT_CUDA,
#endif
AV_PIX_FMT_NONE
};
#define IS_10BIT(pix_fmt) (pix_fmt == AV_PIX_FMT_P010 || \
pix_fmt == AV_PIX_FMT_YUV444P16)
#define IS_YUV444(pix_fmt) (pix_fmt == AV_PIX_FMT_YUV444P || \
pix_fmt == AV_PIX_FMT_YUV444P16)
static const struct {
NVENCSTATUS nverr;
int averr;
@ -703,9 +713,47 @@ static int nvenc_setup_hevc_config(AVCodecContext *avctx)
hevc->outputPictureTimingSEI = 1;
}
/* No other profile is supported in the current SDK version 5 */
cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID;
avctx->profile = FF_PROFILE_HEVC_MAIN;
switch (ctx->profile) {
case NV_ENC_HEVC_PROFILE_MAIN:
cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID;
avctx->profile = FF_PROFILE_HEVC_MAIN;
break;
#if NVENCAPI_MAJOR_VERSION >= 7
case NV_ENC_HEVC_PROFILE_MAIN_10:
cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN10_GUID;
avctx->profile = FF_PROFILE_HEVC_MAIN_10;
break;
case NV_ENC_HEVC_PROFILE_REXT:
cc->profileGUID = NV_ENC_HEVC_PROFILE_FREXT_GUID;
avctx->profile = FF_PROFILE_HEVC_REXT;
break;
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
}
// force setting profile for various input formats
switch (ctx->data_pix_fmt) {
case AV_PIX_FMT_YUV420P:
case AV_PIX_FMT_NV12:
cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN_GUID;
avctx->profile = FF_PROFILE_HEVC_MAIN;
break;
#if NVENCAPI_MAJOR_VERSION >= 7
case AV_PIX_FMT_P010:
cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN10_GUID;
avctx->profile = FF_PROFILE_HEVC_MAIN_10;
break;
case AV_PIX_FMT_YUV444P:
case AV_PIX_FMT_YUV444P16:
cc->profileGUID = NV_ENC_HEVC_PROFILE_FREXT_GUID;
avctx->profile = FF_PROFILE_HEVC_REXT;
break;
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
}
#if NVENCAPI_MAJOR_VERSION >= 7
hevc->chromaFormatIDC = IS_YUV444(ctx->data_pix_fmt) ? 3 : 1;
hevc->pixelBitDepthMinus8 = IS_10BIT(ctx->data_pix_fmt) ? 2 : 0;
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
hevc->sliceMode = 3;
hevc->sliceModeData = FFMAX(avctx->slices, 1);
@ -858,6 +906,14 @@ static int nvenc_alloc_surface(AVCodecContext *avctx, int idx)
case AV_PIX_FMT_YUV444P:
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_PL;
break;
#if NVENCAPI_MAJOR_VERSION >= 7
case AV_PIX_FMT_P010:
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_YUV420_10BIT;
break;
case AV_PIX_FMT_YUV444P16:
ctx->frames[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_10BIT;
break;
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
default:
return AVERROR_BUG;
}
@ -1096,6 +1152,16 @@ static int nvenc_copy_frame(NV_ENC_LOCK_INPUT_BUFFER *in, const AVFrame *frame)
frame->data[1], frame->linesize[1],
frame->width, frame->height >> 1);
break;
case AV_PIX_FMT_P010:
av_image_copy_plane(buf, in->pitch,
frame->data[0], frame->linesize[0],
frame->width << 1, frame->height);
buf += off;
av_image_copy_plane(buf, in->pitch,
frame->data[1], frame->linesize[1],
frame->width << 1, frame->height >> 1);
break;
case AV_PIX_FMT_YUV444P:
av_image_copy_plane(buf, in->pitch,
frame->data[0], frame->linesize[0],
@ -1111,6 +1177,21 @@ static int nvenc_copy_frame(NV_ENC_LOCK_INPUT_BUFFER *in, const AVFrame *frame)
frame->data[2], frame->linesize[2],
frame->width, frame->height);
break;
case AV_PIX_FMT_YUV444P16:
av_image_copy_plane(buf, in->pitch,
frame->data[0], frame->linesize[0],
frame->width << 1, frame->height);
buf += off;
av_image_copy_plane(buf, in->pitch,
frame->data[1], frame->linesize[1],
frame->width << 1, frame->height);
buf += off;
av_image_copy_plane(buf, in->pitch,
frame->data[2], frame->linesize[2],
frame->width << 1, frame->height);
break;
default:
return AVERROR_BUG;
}

6
libavcodec/nvenc.h
View File

@ -112,6 +112,12 @@ enum {
NV_ENC_H264_PROFILE_CONSTRAINED_HIGH,
};
enum {
NV_ENC_HEVC_PROFILE_MAIN,
NV_ENC_HEVC_PROFILE_MAIN_10,
NV_ENC_HEVC_PROFILE_REXT,
};
enum {
NVENC_LOWLATENCY = 1,
NVENC_LOSSLESS = 2,

8
libavcodec/nvenc_hevc.c
View File

@ -40,8 +40,12 @@ static const AVOption options[] = {
{ "llhp", "low latency hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOW_LATENCY_HP }, 0, 0, VE, "preset" },
{ "lossless", "lossless", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_DEFAULT }, 0, 0, VE, "preset" },
{ "losslesshp", "lossless hp", 0, AV_OPT_TYPE_CONST, { .i64 = PRESET_LOSSLESS_HP }, 0, 0, VE, "preset" },
{ "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = FF_PROFILE_HEVC_MAIN }, FF_PROFILE_HEVC_MAIN, FF_PROFILE_HEVC_MAIN, VE, "profile" },
{ "high", "", 0, AV_OPT_TYPE_CONST, { .i64 = FF_PROFILE_HEVC_MAIN }, 0, 0, VE, "profile" },
{ "profile", "Set the encoding profile", OFFSET(profile), AV_OPT_TYPE_INT, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, NV_ENC_HEVC_PROFILE_MAIN, FF_PROFILE_HEVC_REXT, VE, "profile" },
{ "main", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, 0, 0, VE, "profile" },
#if NVENCAPI_MAJOR_VERSION >= 7
{ "main10", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_MAIN_10 }, 0, 0, VE, "profile" },
{ "rext", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_HEVC_PROFILE_REXT }, 0, 0, VE, "profile" },
#endif /* NVENCAPI_MAJOR_VERSION >= 7 */
{ "level", "Set the encoding level restriction", OFFSET(level), AV_OPT_TYPE_INT, { .i64 = NV_ENC_LEVEL_AUTOSELECT }, NV_ENC_LEVEL_AUTOSELECT, NV_ENC_LEVEL_HEVC_62, VE, "level" },
{ "1.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_1 }, 0, 0, VE, "level" },
{ "2.0", "", 0, AV_OPT_TYPE_CONST, { .i64 = NV_ENC_LEVEL_HEVC_2 }, 0, 0, VE, "level" },