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Merge commit 'a86aa16088ad7f22a8918d71adb8c040d6033d84'

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* commit 'a86aa16088ad7f22a8918d71adb8c040d6033d84':
  vaapi_h264: Add trivial support for low-power encoding

Merged-by: Hendrik Leppkes <h.leppkes@gmail.com>
This commit is contained in:
Hendrik Leppkes
2016-06-26 15:44:43 +02:00
parent d3327b7eda a86aa16088
commit f2a3798ea4
1 changed files with 16 additions and 2 deletions
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16
libavcodec/vaapi_encode_h264.c
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@@ -126,6 +126,7 @@ typedef struct VAAPIEncodeH264Context {
typedef struct VAAPIEncodeH264Options { typedef struct VAAPIEncodeH264Options {
int qp; int qp;
int quality; int quality;
int low_power;
} VAAPIEncodeH264Options; } VAAPIEncodeH264Options;
@@ -860,7 +861,17 @@ static av_cold int vaapi_encode_h264_init_internal(AVCodecContext *avctx)
avctx->profile); avctx->profile);
return AVERROR(EINVAL); return AVERROR(EINVAL);
} }
if (opt->low_power) {
#if VA_CHECK_VERSION(0, 39, 1)
ctx->va_entrypoint = VAEntrypointEncSliceLP;
#else
av_log(avctx, AV_LOG_ERROR, "Low-power encoding is not "
"supported with this VAAPI version.\n");
return AVERROR(EINVAL);
#endif
} else {
ctx->va_entrypoint = VAEntrypointEncSlice; ctx->va_entrypoint = VAEntrypointEncSlice;
}
ctx->input_width = avctx->width; ctx->input_width = avctx->width;
ctx->input_height = avctx->height; ctx->input_height = avctx->height;
@@ -943,7 +954,10 @@ static const AVOption vaapi_encode_h264_options[] = {
{ "qp", "Constant QP (for P-frames; scaled by qfactor/qoffset for I/B)", { "qp", "Constant QP (for P-frames; scaled by qfactor/qoffset for I/B)",
OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 20 }, 0, 52, FLAGS }, OFFSET(qp), AV_OPT_TYPE_INT, { .i64 = 20 }, 0, 52, FLAGS },
{ "quality", "Set encode quality (trades off against speed, higher is faster)", { "quality", "Set encode quality (trades off against speed, higher is faster)",
OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 2, FLAGS }, OFFSET(quality), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 8, FLAGS },
{ "low_power", "Use low-power encoding mode (experimental: only supported "
"on some platforms, does not support all features)",
OFFSET(low_power), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, FLAGS },
{ NULL }, { NULL },
}; };