ffmpeg | branch: master | Oliver Collyer <ovcoll...@mac.com> | Thu Aug 25 
16:18:03 2016 +0100| [d1bf8a3aa878003f5019bb97c3228f8027e5d116] | committer: 
Timo Rothenpieler

avcodec/nvenc: added support for 10 bit HEVC encoding

Signed-off-by: Timo Rothenpieler <t...@rothenpieler.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d1bf8a3aa878003f5019bb97c3228f8027e5d116
---

 libavcodec/nvenc.c      | 73 ++++++++++++++++++++++++++++++++++++++++++++++---
 libavcodec/nvenc.h      |  5 ++++
 libavcodec/nvenc_hevc.c |  5 ++--
 libavcodec/version.h    |  2 +-
 4 files changed, 78 insertions(+), 7 deletions(-)

diff --git a/libavcodec/nvenc.c b/libavcodec/nvenc.c
index 984dd3b..5706590 100644
--- a/libavcodec/nvenc.c
+++ b/libavcodec/nvenc.c
@@ -76,13 +76,21 @@
 const enum AVPixelFormat ff_nvenc_pix_fmts[] = {
     AV_PIX_FMT_YUV420P,
     AV_PIX_FMT_NV12,
+    AV_PIX_FMT_P010,
     AV_PIX_FMT_YUV444P,
+    AV_PIX_FMT_YUV444P16,
 #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;
@@ -273,7 +281,7 @@ static int nvenc_check_capabilities(AVCodecContext *avctx)
     }
 
     ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_YUV444_ENCODE);
-    if (ctx->data_pix_fmt == AV_PIX_FMT_YUV444P && ret <= 0) {
+    if (IS_YUV444(ctx->data_pix_fmt) && ret <= 0) {
         av_log(avctx, AV_LOG_VERBOSE, "YUV444P not supported\n");
         return AVERROR(ENOSYS);
     }
@@ -314,6 +322,12 @@ static int nvenc_check_capabilities(AVCodecContext *avctx)
         return AVERROR(ENOSYS);
     }
 
+    ret = nvenc_check_cap(avctx, NV_ENC_CAPS_SUPPORT_10BIT_ENCODE);
+    if (IS_10BIT(ctx->data_pix_fmt) && ret <= 0) {
+        av_log(avctx, AV_LOG_VERBOSE, "10 bit encode not supported\n");
+        return AVERROR(ENOSYS);
+    }
+
     return 0;
 }
 
@@ -800,9 +814,26 @@ static av_cold 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;
+    case NV_ENC_HEVC_PROFILE_MAIN_10:
+        cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN10_GUID;
+        avctx->profile = FF_PROFILE_HEVC_MAIN_10;
+        break;
+    }
+
+    // force setting profile as main10 if input is 10 bit
+    if (IS_10BIT(ctx->data_pix_fmt)) {
+        cc->profileGUID = NV_ENC_HEVC_PROFILE_MAIN10_GUID;
+        avctx->profile = FF_PROFILE_HEVC_MAIN_10;
+    }
+
+    hevc->chromaFormatIDC = IS_YUV444(ctx->data_pix_fmt) ? 3 : 1;
+
+    hevc->pixelBitDepthMinus8 = IS_10BIT(ctx->data_pix_fmt) ? 2 : 0;
 
     hevc->level = ctx->level;
 
@@ -958,10 +989,18 @@ static av_cold int nvenc_alloc_surface(AVCodecContext 
*avctx, int idx)
         ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_NV12_PL;
         break;
 
+    case AV_PIX_FMT_P010:
+        ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_YUV420_10BIT;
+        break;
+
     case AV_PIX_FMT_YUV444P:
         ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_PL;
         break;
 
+    case AV_PIX_FMT_YUV444P16:
+        ctx->surfaces[idx].format = NV_ENC_BUFFER_FORMAT_YUV444_10BIT;
+        break;
+
     default:
         av_log(avctx, AV_LOG_FATAL, "Invalid input pixel format\n");
         return AVERROR(EINVAL);
@@ -1238,6 +1277,16 @@ static int nvenc_copy_frame(AVCodecContext *avctx, 
NvencSurface *inSurf,
         av_image_copy_plane(buf, lockBufferParams->pitch,
             frame->data[1], frame->linesize[1],
             avctx->width, avctx->height >> 1);
+    } else if (frame->format == AV_PIX_FMT_P010) {
+        av_image_copy_plane(buf, lockBufferParams->pitch,
+            frame->data[0], frame->linesize[0],
+            avctx->width << 1, avctx->height);
+
+        buf += off;
+
+        av_image_copy_plane(buf, lockBufferParams->pitch,
+            frame->data[1], frame->linesize[1],
+            avctx->width << 1, avctx->height >> 1);
     } else if (frame->format == AV_PIX_FMT_YUV444P) {
         av_image_copy_plane(buf, lockBufferParams->pitch,
             frame->data[0], frame->linesize[0],
@@ -1254,6 +1303,22 @@ static int nvenc_copy_frame(AVCodecContext *avctx, 
NvencSurface *inSurf,
         av_image_copy_plane(buf, lockBufferParams->pitch,
             frame->data[2], frame->linesize[2],
             avctx->width, avctx->height);
+    } else if (frame->format == AV_PIX_FMT_YUV444P16) {
+        av_image_copy_plane(buf, lockBufferParams->pitch,
+            frame->data[0], frame->linesize[0],
+            avctx->width << 1, avctx->height);
+
+        buf += off;
+
+        av_image_copy_plane(buf, lockBufferParams->pitch,
+            frame->data[1], frame->linesize[1],
+            avctx->width << 1, avctx->height);
+
+        buf += off;
+
+        av_image_copy_plane(buf, lockBufferParams->pitch,
+            frame->data[2], frame->linesize[2],
+            avctx->width << 1, avctx->height);
     } else {
         av_log(avctx, AV_LOG_FATAL, "Invalid pixel format!\n");
         return AVERROR(EINVAL);
diff --git a/libavcodec/nvenc.h b/libavcodec/nvenc.h
index c78b816..37d41ea 100644
--- a/libavcodec/nvenc.h
+++ b/libavcodec/nvenc.h
@@ -117,6 +117,11 @@ enum {
 };
 
 enum {
+    NV_ENC_HEVC_PROFILE_MAIN,
+    NV_ENC_HEVC_PROFILE_MAIN_10,
+};
+
+enum {
     NVENC_LOWLATENCY = 1,
     NVENC_LOSSLESS   = 2,
     NVENC_ONE_PASS   = 4,
diff --git a/libavcodec/nvenc_hevc.c b/libavcodec/nvenc_hevc.c
index 1ce7c89..d9a4bf6 100644
--- a/libavcodec/nvenc_hevc.c
+++ b/libavcodec/nvenc_hevc.c
@@ -39,8 +39,9 @@ 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" },
-    { "main",    "",                                     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_MAIN_10, VE, "profile" },
+    { "main",    "",                                     0,                    
AV_OPT_TYPE_CONST,  { .i64 = NV_ENC_HEVC_PROFILE_MAIN }, 0, 0, VE, "profile" },
+    { "main10",  "",                                     0,                    
AV_OPT_TYPE_CONST,  { .i64 = NV_ENC_HEVC_PROFILE_MAIN_10 }, 0, 0, VE, "profile" 
},
     { "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" },
     { "auto",    "",                                     0,                    
AV_OPT_TYPE_CONST,  { .i64 = NV_ENC_LEVEL_AUTOSELECT },  0, 0, VE,  "level" },
     { "1",       "",                                     0,                    
AV_OPT_TYPE_CONST,  { .i64 = NV_ENC_LEVEL_HEVC_1 },  0, 0, VE,  "level" },
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 7ee5b5a..f7a7344 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -29,7 +29,7 @@
 
 #define LIBAVCODEC_VERSION_MAJOR  57
 #define LIBAVCODEC_VERSION_MINOR  54
-#define LIBAVCODEC_VERSION_MICRO 100
+#define LIBAVCODEC_VERSION_MICRO 101
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
                                                LIBAVCODEC_VERSION_MINOR, \

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