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lavc/vaapi_encode_h264: add "coder" option support

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Follow libx264 style to support "coder" option, and set it to
cabac by default.

Signed-off-by: Yi A Wang <yi.a.wang@intel.com>
Signed-off-by: Jun Zhao <jun.zhao@intel.com>
Reviewed-by: Steven Liu <lingjiujianke@gmail.com>
Signed-off-by: Mark Thompson <sw@jkqxz.net>
This commit is contained in:
Jun Zhao 2017-08-08 03:33:53 -04:00 committed by Mark Thompson
parent 9c878651db
commit c6a8c2a4f7
1 changed files with 11 additions and 1 deletions
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12
libavcodec/vaapi_encode_h264.c
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@ -160,6 +160,8 @@ typedef struct VAAPIEncodeH264Options {
int qp;
int quality;
int low_power;
// Entropy encoder type.
int coder;
} VAAPIEncodeH264Options;
@ -775,6 +777,8 @@ static int vaapi_encode_h264_init_sequence_params(AVCodecContext *avctx)
VAEncPictureParameterBufferH264 *vpic = ctx->codec_picture_params;
VAAPIEncodeH264Context *priv = ctx->priv_data;
VAAPIEncodeH264MiscSequenceParams *mseq = &priv->misc_sequence_params;
VAAPIEncodeH264Options *opt =
(VAAPIEncodeH264Options*)ctx->codec_options_data;
int i;
{
@ -920,7 +924,7 @@ static int vaapi_encode_h264_init_sequence_params(AVCodecContext *avctx)
vpic->num_ref_idx_l1_active_minus1 = 0;
vpic->pic_fields.bits.entropy_coding_mode_flag =
((avctx->profile & 0xff) != 66);
opt->coder ? ((avctx->profile & 0xff) != 66) : 0;
vpic->pic_fields.bits.weighted_pred_flag = 0;
vpic->pic_fields.bits.weighted_bipred_idc = 0;
vpic->pic_fields.bits.transform_8x8_mode_flag =
@ -1262,6 +1266,12 @@ static const AVOption vaapi_encode_h264_options[] = {
{ "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 },
{ "coder", "Entropy coder type",
OFFSET(coder), AV_OPT_TYPE_INT, { .i64 = 1 }, 0, 1, FLAGS, "coder" },
{ "cavlc", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, INT_MIN, INT_MAX, FLAGS, "coder" },
{ "cabac", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, FLAGS, "coder" },
{ "vlc", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 0 }, INT_MIN, INT_MAX, FLAGS, "coder" },
{ "ac", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = 1 }, INT_MIN, INT_MAX, FLAGS, "coder" },
{ NULL },
};