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-rw-r--r--libavcodec/avcodec.h9
-rw-r--r--libavcodec/mpegvideo.h2
-rw-r--r--libavcodec/mpegvideo_enc.c13
-rw-r--r--libavcodec/options_table.h2
4 files changed, 18 insertions, 8 deletions
diff --git a/libavcodec/avcodec.h b/libavcodec/avcodec.h
index 66e6ac8a70..ba84d48856 100644
--- a/libavcodec/avcodec.h
+++ b/libavcodec/avcodec.h
@@ -1958,12 +1958,11 @@ typedef struct AVCodecContext {
*/
int bidir_refine;
- /**
- *
- * - encoding: Set by user.
- * - decoding: unused
- */
+#if FF_API_PRIVATE_OPT
+ /** @deprecated use encoder private options instead */
+ attribute_deprecated
int brd_scale;
+#endif
/**
* minimum GOP size
diff --git a/libavcodec/mpegvideo.h b/libavcodec/mpegvideo.h
index ea7a2d01df..fbbc000876 100644
--- a/libavcodec/mpegvideo.h
+++ b/libavcodec/mpegvideo.h
@@ -444,6 +444,7 @@ typedef struct MpegEncContext {
int top_field_first;
int concealment_motion_vectors;
int q_scale_type;
+ int brd_scale;
int intra_vlc_format;
int alternate_scan;
int repeat_first_field;
@@ -577,6 +578,7 @@ typedef struct MpegEncContext {
{ "xone", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = FF_ME_XONE }, 0, 0, FF_MPV_OPT_FLAGS, "motion_est" }, \
{"b_strategy", "Strategy to choose between I/P/B-frames", FF_MPV_OFFSET(b_frame_strategy), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 2, FF_MPV_OPT_FLAGS }, \
{"b_sensitivity", "Adjust sensitivity of b_frame_strategy 1", FF_MPV_OFFSET(b_sensitivity), AV_OPT_TYPE_INT, {.i64 = 40 }, 1, INT_MAX, FF_MPV_OPT_FLAGS }, \
+{"brd_scale", "Downscale frames for dynamic B-frame decision", FF_MPV_OFFSET(brd_scale), AV_OPT_TYPE_INT, {.i64 = 0 }, 0, 3, FF_MPV_OPT_FLAGS }, \
extern const AVOption ff_mpv_generic_options[];
diff --git a/libavcodec/mpegvideo_enc.c b/libavcodec/mpegvideo_enc.c
index 585631232f..b56450ca14 100644
--- a/libavcodec/mpegvideo_enc.c
+++ b/libavcodec/mpegvideo_enc.c
@@ -876,6 +876,13 @@ FF_ENABLE_DEPRECATION_WARNINGS
FF_ENABLE_DEPRECATION_WARNINGS
#endif
+#if FF_API_PRIVATE_OPT
+ FF_DISABLE_DEPRECATION_WARNINGS
+ if (avctx->brd_scale)
+ s->brd_scale = avctx->brd_scale;
+ FF_ENABLE_DEPRECATION_WARNINGS
+#endif
+
if (s->b_frame_strategy == 2) {
for (i = 0; i < s->max_b_frames + 2; i++) {
s->tmp_frames[i] = av_frame_alloc();
@@ -883,8 +890,8 @@ FF_ENABLE_DEPRECATION_WARNINGS
return AVERROR(ENOMEM);
s->tmp_frames[i]->format = AV_PIX_FMT_YUV420P;
- s->tmp_frames[i]->width = s->width >> avctx->brd_scale;
- s->tmp_frames[i]->height = s->height >> avctx->brd_scale;
+ s->tmp_frames[i]->width = s->width >> s->brd_scale;
+ s->tmp_frames[i]->height = s->height >> s->brd_scale;
ret = av_frame_get_buffer(s->tmp_frames[i], 32);
if (ret < 0)
@@ -1182,7 +1189,7 @@ static int estimate_best_b_count(MpegEncContext *s)
{
AVCodec *codec = avcodec_find_encoder(s->avctx->codec_id);
AVCodecContext *c = avcodec_alloc_context3(NULL);
- const int scale = s->avctx->brd_scale;
+ const int scale = s->brd_scale;
int i, j, out_size, p_lambda, b_lambda, lambda2;
int64_t best_rd = INT64_MAX;
int best_b_count = -1;
diff --git a/libavcodec/options_table.h b/libavcodec/options_table.h
index 2c8fb949e8..5a020ba4b0 100644
--- a/libavcodec/options_table.h
+++ b/libavcodec/options_table.h
@@ -383,7 +383,9 @@ static const AVOption avcodec_options[] = {
{"nokey" , NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_NONKEY }, INT_MIN, INT_MAX, V|D, "avdiscard"},
{"all" , NULL, 0, AV_OPT_TYPE_CONST, {.i64 = AVDISCARD_ALL }, INT_MIN, INT_MAX, V|D, "avdiscard"},
{"bidir_refine", "refine the two motion vectors used in bidirectional macroblocks", OFFSET(bidir_refine), AV_OPT_TYPE_INT, {.i64 = 1 }, 0, 4, V|E},
+#if FF_API_PRIVATE_OPT
{"brd_scale", "downscale frames for dynamic B-frame decision", OFFSET(brd_scale), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, 0, 10, V|E},
+#endif
{"keyint_min", "minimum interval between IDR-frames (x264)", OFFSET(keyint_min), AV_OPT_TYPE_INT, {.i64 = 25 }, INT_MIN, INT_MAX, V|E},
{"refs", "reference frames to consider for motion compensation", OFFSET(refs), AV_OPT_TYPE_INT, {.i64 = 1 }, INT_MIN, INT_MAX, V|E},
{"chromaoffset", "chroma QP offset from luma", OFFSET(chromaoffset), AV_OPT_TYPE_INT, {.i64 = DEFAULT }, INT_MIN, INT_MAX, V|E},