[FFmpeg-devel] [PATCH v9 07/13] avcodec/vaapi_encode: extract gop configuration and two options to base layer
tong1.wu at intel.com
tong1.wu at intel.com
Mon May 20 17:52:16 EEST 2024
From: Tong Wu <tong1.wu at intel.com>
idr_interval and desired_b_depth are moved to HW_BASE_ENCODE_COMMON_OPTIONS.
Signed-off-by: Tong Wu <tong1.wu at intel.com>
---
libavcodec/hw_base_encode.c | 54 +++++++++++++++++++++++++++++++++++++
libavcodec/hw_base_encode.h | 19 +++++++++++++
libavcodec/vaapi_encode.c | 52 +++--------------------------------
libavcodec/vaapi_encode.h | 16 -----------
4 files changed, 77 insertions(+), 64 deletions(-)
diff --git a/libavcodec/hw_base_encode.c b/libavcodec/hw_base_encode.c
index f2b6ef4a3a..dfe20c4e67 100644
--- a/libavcodec/hw_base_encode.c
+++ b/libavcodec/hw_base_encode.c
@@ -596,6 +596,60 @@ end:
return 0;
}
+int ff_hw_base_init_gop_structure(AVCodecContext *avctx, uint32_t ref_l0, uint32_t ref_l1,
+ int flags, int prediction_pre_only)
+{
+ HWBaseEncodeContext *ctx = avctx->priv_data;
+
+ if (flags & FLAG_INTRA_ONLY || avctx->gop_size <= 1) {
+ av_log(avctx, AV_LOG_VERBOSE, "Using intra frames only.\n");
+ ctx->gop_size = 1;
+ } else if (ref_l0 < 1) {
+ av_log(avctx, AV_LOG_ERROR, "Driver does not support any "
+ "reference frames.\n");
+ return AVERROR(EINVAL);
+ } else if (!(flags & FLAG_B_PICTURES) || ref_l1 < 1 ||
+ avctx->max_b_frames < 1 || prediction_pre_only) {
+ if (ctx->p_to_gpb)
+ av_log(avctx, AV_LOG_VERBOSE, "Using intra and B-frames "
+ "(supported references: %d / %d).\n",
+ ref_l0, ref_l1);
+ else
+ av_log(avctx, AV_LOG_VERBOSE, "Using intra and P-frames "
+ "(supported references: %d / %d).\n", ref_l0, ref_l1);
+ ctx->gop_size = avctx->gop_size;
+ ctx->p_per_i = INT_MAX;
+ ctx->b_per_p = 0;
+ } else {
+ if (ctx->p_to_gpb)
+ av_log(avctx, AV_LOG_VERBOSE, "Using intra and B-frames "
+ "(supported references: %d / %d).\n",
+ ref_l0, ref_l1);
+ else
+ av_log(avctx, AV_LOG_VERBOSE, "Using intra, P- and B-frames "
+ "(supported references: %d / %d).\n", ref_l0, ref_l1);
+ ctx->gop_size = avctx->gop_size;
+ ctx->p_per_i = INT_MAX;
+ ctx->b_per_p = avctx->max_b_frames;
+ if (flags & FLAG_B_PICTURE_REFERENCES) {
+ ctx->max_b_depth = FFMIN(ctx->desired_b_depth,
+ av_log2(ctx->b_per_p) + 1);
+ } else {
+ ctx->max_b_depth = 1;
+ }
+ }
+
+ if (flags & FLAG_NON_IDR_KEY_PICTURES) {
+ ctx->closed_gop = !!(avctx->flags & AV_CODEC_FLAG_CLOSED_GOP);
+ ctx->gop_per_idr = ctx->idr_interval + 1;
+ } else {
+ ctx->closed_gop = 1;
+ ctx->gop_per_idr = 1;
+ }
+
+ return 0;
+}
+
int ff_hw_base_encode_init(AVCodecContext *avctx)
{
HWBaseEncodeContext *ctx = avctx->priv_data;
diff --git a/libavcodec/hw_base_encode.h b/libavcodec/hw_base_encode.h
index 7e20f57b9c..07936bf9bb 100644
--- a/libavcodec/hw_base_encode.h
+++ b/libavcodec/hw_base_encode.h
@@ -119,6 +119,14 @@ typedef struct HWBaseEncodeContext {
// Hardware-specific hooks.
const struct HWEncodePictureOperation *op;
+ // Global options.
+
+ // Number of I frames between IDR frames.
+ int idr_interval;
+
+ // Desired B frame reference depth.
+ int desired_b_depth;
+
// The hardware device context.
AVBufferRef *device_ref;
AVHWDeviceContext *device;
@@ -197,11 +205,22 @@ typedef struct HWBaseEncodeContext {
int ff_hw_base_encode_receive_packet(AVCodecContext *avctx, AVPacket *pkt);
+int ff_hw_base_init_gop_structure(AVCodecContext *avctx, uint32_t ref_l0, uint32_t ref_l1,
+ int flags, int prediction_pre_only);
+
int ff_hw_base_encode_init(AVCodecContext *avctx);
int ff_hw_base_encode_close(AVCodecContext *avctx);
#define HW_BASE_ENCODE_COMMON_OPTIONS \
+ { "idr_interval", \
+ "Distance (in I-frames) between key frames", \
+ OFFSET(common.base.idr_interval), AV_OPT_TYPE_INT, \
+ { .i64 = 0 }, 0, INT_MAX, FLAGS }, \
+ { "b_depth", \
+ "Maximum B-frame reference depth", \
+ OFFSET(common.base.desired_b_depth), AV_OPT_TYPE_INT, \
+ { .i64 = 1 }, 1, INT_MAX, FLAGS }, \
{ "async_depth", "Maximum processing parallelism. " \
"Increase this to improve single channel performance.", \
OFFSET(common.base.async_depth), AV_OPT_TYPE_INT, \
diff --git a/libavcodec/vaapi_encode.c b/libavcodec/vaapi_encode.c
index c3ab0fc192..4db64b686b 100644
--- a/libavcodec/vaapi_encode.c
+++ b/libavcodec/vaapi_encode.c
@@ -1638,7 +1638,7 @@ static av_cold int vaapi_encode_init_gop_structure(AVCodecContext *avctx)
VAStatus vas;
VAConfigAttrib attr = { VAConfigAttribEncMaxRefFrames };
uint32_t ref_l0, ref_l1;
- int prediction_pre_only;
+ int prediction_pre_only, err;
vas = vaGetConfigAttributes(ctx->hwctx->display,
ctx->va_profile,
@@ -1702,53 +1702,9 @@ static av_cold int vaapi_encode_init_gop_structure(AVCodecContext *avctx)
}
#endif
- if (ctx->codec->flags & FLAG_INTRA_ONLY ||
- avctx->gop_size <= 1) {
- av_log(avctx, AV_LOG_VERBOSE, "Using intra frames only.\n");
- base_ctx->gop_size = 1;
- } else if (ref_l0 < 1) {
- av_log(avctx, AV_LOG_ERROR, "Driver does not support any "
- "reference frames.\n");
- return AVERROR(EINVAL);
- } else if (!(ctx->codec->flags & FLAG_B_PICTURES) ||
- ref_l1 < 1 || avctx->max_b_frames < 1 ||
- prediction_pre_only) {
- if (base_ctx->p_to_gpb)
- av_log(avctx, AV_LOG_VERBOSE, "Using intra and B-frames "
- "(supported references: %d / %d).\n",
- ref_l0, ref_l1);
- else
- av_log(avctx, AV_LOG_VERBOSE, "Using intra and P-frames "
- "(supported references: %d / %d).\n", ref_l0, ref_l1);
- base_ctx->gop_size = avctx->gop_size;
- base_ctx->p_per_i = INT_MAX;
- base_ctx->b_per_p = 0;
- } else {
- if (base_ctx->p_to_gpb)
- av_log(avctx, AV_LOG_VERBOSE, "Using intra and B-frames "
- "(supported references: %d / %d).\n",
- ref_l0, ref_l1);
- else
- av_log(avctx, AV_LOG_VERBOSE, "Using intra, P- and B-frames "
- "(supported references: %d / %d).\n", ref_l0, ref_l1);
- base_ctx->gop_size = avctx->gop_size;
- base_ctx->p_per_i = INT_MAX;
- base_ctx->b_per_p = avctx->max_b_frames;
- if (ctx->codec->flags & FLAG_B_PICTURE_REFERENCES) {
- base_ctx->max_b_depth = FFMIN(ctx->desired_b_depth,
- av_log2(base_ctx->b_per_p) + 1);
- } else {
- base_ctx->max_b_depth = 1;
- }
- }
-
- if (ctx->codec->flags & FLAG_NON_IDR_KEY_PICTURES) {
- base_ctx->closed_gop = !!(avctx->flags & AV_CODEC_FLAG_CLOSED_GOP);
- base_ctx->gop_per_idr = ctx->idr_interval + 1;
- } else {
- base_ctx->closed_gop = 1;
- base_ctx->gop_per_idr = 1;
- }
+ err = ff_hw_base_init_gop_structure(avctx, ref_l0, ref_l1, ctx->codec->flags, prediction_pre_only);
+ if (err < 0)
+ return err;
return 0;
}
diff --git a/libavcodec/vaapi_encode.h b/libavcodec/vaapi_encode.h
index c25eab1cb7..76fb645d71 100644
--- a/libavcodec/vaapi_encode.h
+++ b/libavcodec/vaapi_encode.h
@@ -151,17 +151,9 @@ typedef struct VAAPIEncodeContext {
// Codec-specific hooks.
const struct VAAPIEncodeType *codec;
- // Global options.
-
// Use low power encoding mode.
int low_power;
- // Number of I frames between IDR frames.
- int idr_interval;
-
- // Desired B frame reference depth.
- int desired_b_depth;
-
// Max Frame Size
int max_frame_size;
@@ -371,14 +363,6 @@ int ff_vaapi_encode_close(AVCodecContext *avctx);
"may not support all encoding features)", \
OFFSET(common.low_power), AV_OPT_TYPE_BOOL, \
{ .i64 = 0 }, 0, 1, FLAGS }, \
- { "idr_interval", \
- "Distance (in I-frames) between IDR frames", \
- OFFSET(common.idr_interval), AV_OPT_TYPE_INT, \
- { .i64 = 0 }, 0, INT_MAX, FLAGS }, \
- { "b_depth", \
- "Maximum B-frame reference depth", \
- OFFSET(common.desired_b_depth), AV_OPT_TYPE_INT, \
- { .i64 = 1 }, 1, INT_MAX, FLAGS }, \
{ "max_frame_size", \
"Maximum frame size (in bytes)",\
OFFSET(common.max_frame_size), AV_OPT_TYPE_INT, \
--
2.41.0.windows.1
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