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avcodec/nvenc: add support for forcing intra/idr frames

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pull/237/merge
Timo Rothenpieler 8 years ago
parent 03d6d5f376
commit 30c5587503
5 changed files with 13 additions and 2 deletions
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  1. 8
      libavcodec/nvenc.c
  2. 1
      libavcodec/nvenc.h
  3. 2
      libavcodec/nvenc_h264.c
  4. 2
      libavcodec/nvenc_hevc.c
  5. 2
      libavcodec/version.h

8
libavcodec/nvenc.c
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@ -1737,7 +1737,13 @@ int ff_nvenc_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
pic_params.pictureStruct = NV_ENC_PIC_STRUCT_FRAME;
}
pic_params.encodePicFlags = 0;
if (ctx->forced_idr >= 0 && frame->pict_type == AV_PICTURE_TYPE_I) {
pic_params.encodePicFlags =
ctx->forced_idr ? NV_ENC_PIC_FLAG_FORCEIDR : NV_ENC_PIC_FLAG_FORCEINTRA;
} else {
pic_params.encodePicFlags = 0;
}
pic_params.inputTimeStamp = frame->pts;
nvenc_codec_specific_pic_params(avctx, &pic_params);

1
libavcodec/nvenc.h
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@ -185,6 +185,7 @@ typedef struct NvencContext
int rc_lookahead;
int aq;
int no_scenecut;
int forced_idr;
int b_adapt;
int temporal_aq;
int zerolatency;

2
libavcodec/nvenc_h264.c
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@ -91,6 +91,8 @@ static const AVOption options[] = {
OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
{ "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts",
OFFSET(no_scenecut), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "forced-idr", "If forcing keyframes, force them as IDR frames.",
OFFSET(forced_idr), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE },
{ "b_adapt", "When lookahead is enabled, set this to 0 to disable adaptive B-frame decision",
OFFSET(b_adapt), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE },
{ "spatial-aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },

2
libavcodec/nvenc_hevc.c
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@ -90,6 +90,8 @@ static const AVOption options[] = {
OFFSET(async_depth), AV_OPT_TYPE_INT, { .i64 = INT_MAX }, 0, INT_MAX, VE },
{ "no-scenecut", "When lookahead is enabled, set this to 1 to disable adaptive I-frame insertion at scene cuts",
OFFSET(no_scenecut), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "forced-idr", "If forcing keyframes, force them as IDR frames.",
OFFSET(forced_idr), AV_OPT_TYPE_BOOL, { .i64 = -1 }, -1, 1, VE },
{ "spatial_aq", "set to 1 to enable Spatial AQ", OFFSET(aq), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },
{ "zerolatency", "Set 1 to indicate zero latency operation (no reordering delay)",
OFFSET(zerolatency), AV_OPT_TYPE_BOOL, { .i64 = 0 }, 0, 1, VE },

2
libavcodec/version.h
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@ -29,7 +29,7 @@
#define LIBAVCODEC_VERSION_MAJOR 57
#define LIBAVCODEC_VERSION_MINOR 61
#define LIBAVCODEC_VERSION_MICRO 102
#define LIBAVCODEC_VERSION_MICRO 103
#define LIBAVCODEC_VERSION_INT AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
LIBAVCODEC_VERSION_MINOR, \

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