ref: 323b11a99b00a019e497e87b6b76df7a9d45c1d5
parent: 5532775efe808cb0942e7b99bf2f232c6ce99fee
parent: e7aa1e3630bf695a739cf455f3eafe7d135608ef
author: Angie Chiang <angiebird@google.com>
date: Thu Mar 5 14:24:29 EST 2020
Merge changes Ie7c70a1d,I2c5abbe2,If41a1ea6,Id6ba4664,I156308bc * changes: Add unit test for ref_frame_info Add key frame group info to SimpleEncode Add ref_frame_info to encode_frame_result Add init/update_frame_indexes() Add GetVectorData()
--- a/test/simple_encode_test.cc
+++ b/test/simple_encode_test.cc
@@ -92,6 +92,8 @@
EXPECT_GE(encode_frame_result.psnr, 34)
<< "The psnr is supposed to be greater than 34 given the "
"target_bitrate 1000 kbps";
+ EXPECT_EQ(encode_frame_result.ref_frame_info,
+ encode_frame_list[group_index].ref_frame_info);
total_data_bit_size += encode_frame_result.coding_data_bit_size;
++frame_coding_index;
}
--- a/vp9/common/vp9_blockd.h
+++ b/vp9/common/vp9_blockd.h
@@ -64,6 +64,12 @@
typedef int8_t MV_REFERENCE_FRAME;
+static INLINE int mv_ref_frame_to_inter_ref_idx(
+ MV_REFERENCE_FRAME mv_ref_frame) {+ assert(mv_ref_frame >= LAST_FRAME && mv_ref_frame < MAX_REF_FRAMES);
+ return mv_ref_frame - 1;
+}
+
// This structure now relates to 8x8 block regions.
typedef struct MODE_INFO {// Common for both INTER and INTRA blocks
--- a/vp9/common/vp9_onyxc_int.h
+++ b/vp9/common/vp9_onyxc_int.h
@@ -69,7 +69,18 @@
int mi_rows;
int mi_cols;
uint8_t released;
- int frame_index;
+
+ // Note that frame_index/frame_coding_index are only set by set_frame_index()
+ // on the encoder side.
+
+ // TODO(angiebird): Set frame_index/frame_coding_index on the decoder side
+ // properly.
+ int frame_index; // Display order in the video, it's equivalent to the
+ // show_idx defined in EncodeFrameInfo.
+#if CONFIG_RATE_CTRL
+ int frame_coding_index; // The coding order (starting from zero) of this
+ // frame.
+#endif // CONFIG_RATE_CTRL
vpx_codec_frame_buffer_t raw_frame_buffer;
YV12_BUFFER_CONFIG buf;
} RefCntBuffer;
@@ -226,7 +237,16 @@
unsigned int frame_context_idx; /* Context to use/update */
FRAME_COUNTS counts;
+ // TODO(angiebird): current_video_frame/current_frame_coding_index into a
+ // structure
unsigned int current_video_frame;
+#if CONFIG_RATE_CTRL
+ // Each show or no show frame is assigned with a coding index based on its
+ // coding order (starting from zero).
+
+ // Current frame's coding index.
+ int current_frame_coding_index;
+#endif
BITSTREAM_PROFILE profile;
// VPX_BITS_8 in profile 0 or 1, VPX_BITS_10 or VPX_BITS_12 in profile 2 or 3.
@@ -253,6 +273,24 @@
int lf_row;
} VP9_COMMON;
+
+static INLINE void init_frame_indexes(VP9_COMMON *cm) {+ cm->current_video_frame = 0;
+#if CONFIG_RATE_CTRL
+ cm->current_frame_coding_index = 0;
+#endif // CONFIG_RATE_CTRL
+}
+
+static INLINE void update_frame_indexes(VP9_COMMON *cm, int show_frame) {+ if (show_frame) {+ // Don't increment frame counters if this was an altref buffer
+ // update not a real frame
+ ++cm->current_video_frame;
+ }
+#if CONFIG_RATE_CTRL
+ ++cm->current_frame_coding_index;
+#endif // CONFIG_RATE_CTRL
+}
typedef struct {int frame_width;
--- a/vp9/decoder/vp9_decoder.c
+++ b/vp9/decoder/vp9_decoder.c
@@ -188,7 +188,7 @@
memset(&cm->ref_frame_map, -1, sizeof(cm->ref_frame_map));
memset(&cm->next_ref_frame_map, -1, sizeof(cm->next_ref_frame_map));
- cm->current_video_frame = 0;
+ init_frame_indexes(cm);
pbi->ready_for_new_data = 1;
pbi->common.buffer_pool = pool;
--- a/vp9/encoder/vp9_encoder.c
+++ b/vp9/encoder/vp9_encoder.c
@@ -2311,7 +2311,7 @@
vp9_rc_init(&cpi->oxcf, oxcf->pass, &cpi->rc);
- cm->current_video_frame = 0;
+ init_frame_indexes(cm);
cpi->partition_search_skippable_frame = 0;
cpi->tile_data = NULL;
@@ -4887,6 +4887,9 @@
const GF_GROUP *const gf_group = &cpi->twopass.gf_group;
ref_buffer->frame_index =
cm->current_video_frame + gf_group->arf_src_offset[gf_group->index];
+#if CONFIG_RATE_CTRL
+ ref_buffer->frame_coding_index = cm->current_frame_coding_index;
+#endif // CONFIG_RATE_CTRL
}
}
@@ -5080,9 +5083,22 @@
cpi->norm_wiener_variance = VPXMAX(1, cpi->norm_wiener_variance);
}
-static void encode_frame_to_data_rate(VP9_COMP *cpi, size_t *size,
- uint8_t *dest,
- unsigned int *frame_flags) {+#if !CONFIG_REALTIME_ONLY
+static void update_encode_frame_result(
+ int ref_frame_flags, FRAME_UPDATE_TYPE update_type,
+ const YV12_BUFFER_CONFIG *source_frame, const RefCntBuffer *coded_frame_buf,
+ RefCntBuffer *ref_frame_buf[MAX_INTER_REF_FRAMES], int quantize_index,
+ uint32_t bit_depth, uint32_t input_bit_depth, const FRAME_COUNTS *counts,
+#if CONFIG_RATE_CTRL
+ const PARTITION_INFO *partition_info,
+ const MOTION_VECTOR_INFO *motion_vector_info,
+#endif // CONFIG_RATE_CTRL
+ ENCODE_FRAME_RESULT *encode_frame_result);
+#endif // !CONFIG_REALTIME_ONLY
+
+static void encode_frame_to_data_rate(
+ VP9_COMP *cpi, size_t *size, uint8_t *dest, unsigned int *frame_flags,
+ ENCODE_FRAME_RESULT *encode_frame_result) {VP9_COMMON *const cm = &cpi->common;
const VP9EncoderConfig *const oxcf = &cpi->oxcf;
struct segmentation *const seg = &cm->seg;
@@ -5247,6 +5263,44 @@
// build the bitstream
vp9_pack_bitstream(cpi, dest, size);
+#if CONFIG_REALTIME_ONLY
+ (void)encode_frame_result;
+ assert(encode_frame_result == NULL);
+#else // CONFIG_REALTIME_ONLY
+ if (encode_frame_result != NULL) {+ const int ref_frame_flags = get_ref_frame_flags(cpi);
+ const RefCntBuffer *coded_frame_buf =
+ get_ref_cnt_buffer(cm, cm->new_fb_idx);
+ RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES];
+ get_ref_frame_bufs(cpi, ref_frame_bufs);
+ // update_encode_frame_result() depends on twopass.gf_group.index and
+ // cm->new_fb_idx, cpi->Source, cpi->lst_fb_idx, cpi->gld_fb_idx and
+ // cpi->alt_fb_idx are updated for current frame and have
+ // not been updated for the next frame yet.
+ // The update locations are as follows.
+ // 1) twopass.gf_group.index is initialized at define_gf_group by vp9_zero()
+ // for the first frame in the gf_group and is updated for the next frame at
+ // vp9_twopass_postencode_update().
+ // 2) cpi->Source is updated at the beginning of vp9_get_compressed_data()
+ // 3) cm->new_fb_idx is updated at the beginning of
+ // vp9_get_compressed_data() by get_free_fb(cm).
+ // 4) cpi->lst_fb_idx/gld_fb_idx/alt_fb_idx will be updated for the next
+ // frame at vp9_update_reference_frames().
+ // This function needs to be called before vp9_update_reference_frames().
+ // TODO(angiebird): Improve the codebase to make the update of frame
+ // dependent variables more robust.
+ update_encode_frame_result(
+ ref_frame_flags,
+ cpi->twopass.gf_group.update_type[cpi->twopass.gf_group.index],
+ cpi->Source, coded_frame_buf, ref_frame_bufs, vp9_get_quantizer(cpi),
+ cpi->oxcf.input_bit_depth, cm->bit_depth, cpi->td.counts,
+#if CONFIG_RATE_CTRL
+ cpi->partition_info, cpi->motion_vector_info,
+#endif // CONFIG_RATE_CTRL
+ encode_frame_result);
+ }
+#endif // CONFIG_REALTIME_ONLY
+
if (cpi->rc.use_post_encode_drop && cm->base_qindex < cpi->rc.worst_quality &&
cpi->svc.spatial_layer_id == 0 && post_encode_drop_cbr(cpi, size)) {restore_coding_context(cpi);
@@ -5340,11 +5394,9 @@
if (cm->show_frame) {vp9_swap_mi_and_prev_mi(cm);
- // Don't increment frame counters if this was an altref buffer
- // update not a real frame
- ++cm->current_video_frame;
if (cpi->use_svc) vp9_inc_frame_in_layer(cpi);
}
+ update_frame_indexes(cm, cm->show_frame);
if (cpi->use_svc) {cpi->svc
@@ -5370,7 +5422,8 @@
static void SvcEncode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
unsigned int *frame_flags) {vp9_rc_get_svc_params(cpi);
- encode_frame_to_data_rate(cpi, size, dest, frame_flags);
+ encode_frame_to_data_rate(cpi, size, dest, frame_flags,
+ /*encode_frame_result = */ NULL);
}
static void Pass0Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
@@ -5380,17 +5433,19 @@
} else {vp9_rc_get_one_pass_vbr_params(cpi);
}
- encode_frame_to_data_rate(cpi, size, dest, frame_flags);
+ encode_frame_to_data_rate(cpi, size, dest, frame_flags,
+ /*encode_frame_result = */ NULL);
}
#if !CONFIG_REALTIME_ONLY
static void Pass2Encode(VP9_COMP *cpi, size_t *size, uint8_t *dest,
- unsigned int *frame_flags) {+ unsigned int *frame_flags,
+ ENCODE_FRAME_RESULT *encode_frame_result) {cpi->allow_encode_breakout = ENCODE_BREAKOUT_ENABLED;
#if CONFIG_MISMATCH_DEBUG
mismatch_move_frame_idx_w();
#endif
- encode_frame_to_data_rate(cpi, size, dest, frame_flags);
+ encode_frame_to_data_rate(cpi, size, dest, frame_flags, encode_frame_result);
}
#endif // !CONFIG_REALTIME_ONLY
@@ -7249,11 +7304,10 @@
}
}
#endif // CONFIG_RATE_CTRL
-
static void update_encode_frame_result(
- int show_idx, FRAME_UPDATE_TYPE update_type,
- const YV12_BUFFER_CONFIG *source_frame,
- const YV12_BUFFER_CONFIG *coded_frame, int quantize_index,
+ int ref_frame_flags, FRAME_UPDATE_TYPE update_type,
+ const YV12_BUFFER_CONFIG *source_frame, const RefCntBuffer *coded_frame_buf,
+ RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES], int quantize_index,
uint32_t bit_depth, uint32_t input_bit_depth, const FRAME_COUNTS *counts,
#if CONFIG_RATE_CTRL
const PARTITION_INFO *partition_info,
@@ -7263,13 +7317,35 @@
#if CONFIG_RATE_CTRL
PSNR_STATS psnr;
#if CONFIG_VP9_HIGHBITDEPTH
- vpx_calc_highbd_psnr(source_frame, coded_frame, &psnr, bit_depth,
+ vpx_calc_highbd_psnr(source_frame, coded_frame_buf->buf, &psnr, bit_depth,
input_bit_depth);
#else // CONFIG_VP9_HIGHBITDEPTH
(void)bit_depth;
(void)input_bit_depth;
- vpx_calc_psnr(source_frame, coded_frame, &psnr);
+ vpx_calc_psnr(source_frame, &coded_frame_buf->buf, &psnr);
#endif // CONFIG_VP9_HIGHBITDEPTH
+ encode_frame_result->frame_coding_index = coded_frame_buf->frame_coding_index;
+
+ if (update_type != KF_UPDATE) {+ const VP9_REFFRAME inter_ref_flags[MAX_INTER_REF_FRAMES] = { VP9_LAST_FLAG,+ VP9_GOLD_FLAG,
+ VP9_ALT_FLAG };
+ int i;
+ for (i = 0; i < MAX_INTER_REF_FRAMES; ++i) {+ assert(ref_frame_bufs[i] != NULL);
+ encode_frame_result->ref_frame_coding_indexes[i] =
+ ref_frame_bufs[i]->frame_coding_index;
+ encode_frame_result->ref_frame_valid_list[i] =
+ (ref_frame_flags & inter_ref_flags[i]) != 0;
+ }
+ } else {+ // No reference frame is available when this is a key frame.
+ int i;
+ for (i = 0; i < MAX_INTER_REF_FRAMES; ++i) {+ encode_frame_result->ref_frame_coding_indexes[i] = -1;
+ encode_frame_result->ref_frame_valid_list[i] = 0;
+ }
+ }
encode_frame_result->psnr = psnr.psnr[0];
encode_frame_result->sse = psnr.sse[0];
copy_frame_counts(counts, &encode_frame_result->frame_counts);
@@ -7276,16 +7352,19 @@
encode_frame_result->partition_info = partition_info;
encode_frame_result->motion_vector_info = motion_vector_info;
if (encode_frame_result->coded_frame.allocated) {- yv12_buffer_to_image_buffer(coded_frame, &encode_frame_result->coded_frame);
+ yv12_buffer_to_image_buffer(&coded_frame_buf->buf,
+ &encode_frame_result->coded_frame);
}
#else // CONFIG_RATE_CTRL
+ (void)ref_frame_flags;
(void)bit_depth;
(void)input_bit_depth;
(void)source_frame;
- (void)coded_frame;
+ (void)coded_frame_buf;
+ (void)ref_frame_bufs;
(void)counts;
#endif // CONFIG_RATE_CTRL
- encode_frame_result->show_idx = show_idx;
+ encode_frame_result->show_idx = coded_frame_buf->frame_index;
encode_frame_result->update_type = update_type;
encode_frame_result->quantize_index = quantize_index;
}
@@ -7294,6 +7373,7 @@
void vp9_init_encode_frame_result(ENCODE_FRAME_RESULT *encode_frame_result) {encode_frame_result->show_idx = -1; // Actual encoding doesn't happen.
#if CONFIG_RATE_CTRL
+ encode_frame_result->frame_coding_index = -1;
vp9_zero(encode_frame_result->coded_frame);
encode_frame_result->coded_frame.allocated = 0;
#endif // CONFIG_RATE_CTRL
@@ -7575,29 +7655,7 @@
cpi->td.mb.inv_txfm_add = lossless ? vp9_iwht4x4_add : vp9_idct4x4_add;
vp9_first_pass(cpi, source);
} else if (oxcf->pass == 2 && !cpi->use_svc) {- Pass2Encode(cpi, size, dest, frame_flags);
- // update_encode_frame_result() depends on twopass.gf_group.index and
- // cm->new_fb_idx and cpi->Source are updated for current properly and have
- // not been updated for the next frame yet.
- // The update locations are as follows.
- // 1) twopass.gf_group.index is initialized at define_gf_group by vp9_zero()
- // for the first frame in the gf_group and is updated for the next frame at
- // vp9_twopass_postencode_update().
- // 2) cpi->Source is updated at the beginning of this function, i.e.
- // vp9_get_compressed_data()
- // 3) cm->new_fb_idx is updated at the beginning of this function by
- // get_free_fb(cm)
- // TODO(angiebird): Improve the codebase to make the update of frame
- // dependent variables more robust.
- update_encode_frame_result(
- source->show_idx,
- cpi->twopass.gf_group.update_type[cpi->twopass.gf_group.index],
- cpi->Source, get_frame_new_buffer(cm), vp9_get_quantizer(cpi),
- cpi->oxcf.input_bit_depth, cm->bit_depth, cpi->td.counts,
-#if CONFIG_RATE_CTRL
- cpi->partition_info, cpi->motion_vector_info,
-#endif // CONFIG_RATE_CTRL
- encode_frame_result);
+ Pass2Encode(cpi, size, dest, frame_flags, encode_frame_result);
vp9_twopass_postencode_update(cpi);
} else if (cpi->use_svc) {SvcEncode(cpi, size, dest, frame_flags);
--- a/vp9/encoder/vp9_encoder.h
+++ b/vp9/encoder/vp9_encoder.h
@@ -936,6 +936,9 @@
int show_idx;
FRAME_UPDATE_TYPE update_type;
#if CONFIG_RATE_CTRL
+ int frame_coding_index;
+ int ref_frame_coding_indexes[MAX_INTER_REF_FRAMES];
+ int ref_frame_valid_list[MAX_INTER_REF_FRAMES];
double psnr;
uint64_t sse;
FRAME_COUNTS frame_counts;
@@ -1043,8 +1046,20 @@
return (map_idx != INVALID_IDX) ? cm->ref_frame_map[map_idx] : INVALID_IDX;
}
-static INLINE RefCntBuffer *get_ref_cnt_buffer(VP9_COMMON *cm, int fb_idx) {+static INLINE RefCntBuffer *get_ref_cnt_buffer(const VP9_COMMON *cm,
+ int fb_idx) {return fb_idx != INVALID_IDX ? &cm->buffer_pool->frame_bufs[fb_idx] : NULL;
+}
+
+static INLINE void get_ref_frame_bufs(
+ const VP9_COMP *cpi, RefCntBuffer *ref_frame_bufs[MAX_INTER_REF_FRAMES]) {+ const VP9_COMMON *const cm = &cpi->common;
+ MV_REFERENCE_FRAME ref_frame;
+ for (ref_frame = LAST_FRAME; ref_frame < MAX_REF_FRAMES; ++ref_frame) {+ int ref_frame_buf_idx = get_ref_frame_buf_idx(cpi, ref_frame);
+ int inter_ref_idx = mv_ref_frame_to_inter_ref_idx(ref_frame);
+ ref_frame_bufs[inter_ref_idx] = get_ref_cnt_buffer(cm, ref_frame_buf_idx);
+ }
}
static INLINE YV12_BUFFER_CONFIG *get_ref_frame_buffer(
--- a/vp9/encoder/vp9_firstpass.c
+++ b/vp9/encoder/vp9_firstpass.c
@@ -1478,7 +1478,8 @@
fclose(recon_file);
}
- ++cm->current_video_frame;
+ // In the first pass, every frame is considered as a show frame.
+ update_frame_indexes(cm, /*show_frame=*/1);
if (cpi->use_svc) vp9_inc_frame_in_layer(cpi);
}
--- a/vp9/simple_encode.cc
+++ b/vp9/simple_encode.cc
@@ -498,6 +498,14 @@
encode_frame_result->coding_data_bit_size =
encode_frame_result->coding_data_byte_size * 8;
encode_frame_result->show_idx = encode_frame_info->show_idx;
+ encode_frame_result->coding_idx = encode_frame_info->frame_coding_index;
+ assert(kRefFrameTypeMax == MAX_INTER_REF_FRAMES);
+ for (int i = 0; i < kRefFrameTypeMax; ++i) {+ encode_frame_result->ref_frame_info.coding_indexes[i] =
+ encode_frame_info->ref_frame_coding_indexes[i];
+ encode_frame_result->ref_frame_info.valid_list[i] =
+ encode_frame_info->ref_frame_valid_list[i];
+ }
encode_frame_result->frame_type =
get_frame_type_from_update_type(encode_frame_info->update_type);
encode_frame_result->psnr = encode_frame_info->psnr;
@@ -524,9 +532,18 @@
group_of_picture.encode_frame_list.size();
}
+bool operator==(const RefFrameInfo &a, const RefFrameInfo &b) {+ bool match = true;
+ for (int i = 0; i < kRefFrameTypeMax; ++i) {+ match &= a.coding_indexes[i] == b.coding_indexes[i];
+ match &= a.valid_list[i] == b.valid_list[i];
+ }
+ return match;
+}
+
static void InitRefFrameInfo(RefFrameInfo *ref_frame_info) { for (int i = 0; i < kRefFrameTypeMax; ++i) {- ref_frame_info->coding_indexes[i] = 0;
+ ref_frame_info->coding_indexes[i] = -1;
ref_frame_info->valid_list[i] = 0;
}
}
@@ -579,7 +596,7 @@
}
if (past_index == last_index) {- ref_frame_valid_list[kRefFrameTypeLast] = 0;
+ ref_frame_valid_list[kRefFrameTypePast] = 0;
}
if (future_index == last_index) {@@ -693,7 +710,13 @@
frame_rate_den_ = frame_rate_den;
target_bitrate_ = target_bitrate;
num_frames_ = num_frames;
+
frame_coding_index_ = 0;
+ show_frame_count_ = 0;
+
+ key_frame_group_index_ = 0;
+ key_frame_group_size_ = 0;
+
// TODO(angirbid): Should we keep a file pointer here or keep the file_path?
assert(infile_path != nullptr);
in_file_ = fopen(infile_path, "r");
@@ -789,6 +812,14 @@
external_arf_indexes_ = external_arf_indexes;
}
+template <typename T>
+T *GetVectorData(const std::vector<T> &v) {+ if (v.empty()) {+ return nullptr;
+ }
+ return const_cast<T *>(v.data());
+}
+
void SimpleEncode::StartEncode() {assert(impl_ptr_->first_pass_stats.size() > 0);
vpx_rational_t frame_rate =
@@ -797,7 +828,7 @@
vp9_get_encoder_config(frame_width_, frame_height_, frame_rate,
target_bitrate_, VPX_RC_LAST_PASS);
vpx_fixed_buf_t stats;
- stats.buf = impl_ptr_->first_pass_stats.data();
+ stats.buf = GetVectorData(impl_ptr_->first_pass_stats);
stats.sz = sizeof(impl_ptr_->first_pass_stats[0]) *
impl_ptr_->first_pass_stats.size();
@@ -806,9 +837,15 @@
impl_ptr_->cpi = init_encoder(&oxcf, impl_ptr_->img_fmt);
vpx_img_alloc(&impl_ptr_->tmp_img, impl_ptr_->img_fmt, frame_width_,
frame_height_, 1);
+
frame_coding_index_ = 0;
+ show_frame_count_ = 0;
+
encode_command_set_external_arf_indexes(&impl_ptr_->cpi->encode_command,
- external_arf_indexes_.data());
+ GetVectorData(external_arf_indexes_));
+
+ UpdateKeyFrameGroup(show_frame_count_);
+
UpdateGroupOfPicture(impl_ptr_->cpi, frame_coding_index_, ref_frame_info_,
&group_of_picture_);
rewind(in_file_);
@@ -829,13 +866,26 @@
rewind(in_file_);
}
-int SimpleEncode::GetKeyFrameGroupSize(int key_frame_index) const {+void SimpleEncode::UpdateKeyFrameGroup(int key_frame_show_index) {const VP9_COMP *cpi = impl_ptr_->cpi;
- return vp9_get_frames_to_next_key(&cpi->oxcf, &cpi->frame_info,
- &cpi->twopass.first_pass_info,
- key_frame_index, cpi->rc.min_gf_interval);
+ key_frame_group_index_ = 0;
+ key_frame_group_size_ = vp9_get_frames_to_next_key(
+ &cpi->oxcf, &cpi->frame_info, &cpi->twopass.first_pass_info,
+ key_frame_show_index, cpi->rc.min_gf_interval);
+ assert(key_frame_group_size_ > 0);
+ // Init the reference frame info when a new key frame group appears.
+ InitRefFrameInfo(&ref_frame_info_);
}
+void SimpleEncode::PostUpdateKeyFrameGroupIndex(FrameType frame_type) {+ if (frame_type != kFrameTypeAltRef) {+ // key_frame_group_index_ only counts show frames
+ ++key_frame_group_index_;
+ }
+}
+
+int SimpleEncode::GetKeyFrameGroupSize() const { return key_frame_group_size_; }+
GroupOfPicture SimpleEncode::ObserveGroupOfPicture() const {return group_of_picture_;
}
@@ -852,8 +902,20 @@
PostUpdateRefFrameInfo(encode_frame_result.frame_type, frame_coding_index_,
&ref_frame_info_);
++frame_coding_index_;
+ if (encode_frame_result.frame_type != kFrameTypeAltRef) {+ // Only kFrameTypeAltRef is not a show frame
+ ++show_frame_count_;
+ }
+
+ PostUpdateKeyFrameGroupIndex(encode_frame_result.frame_type);
+ if (key_frame_group_index_ == key_frame_group_size_) {+ UpdateKeyFrameGroup(show_frame_count_);
+ }
+
IncreaseGroupOfPictureIndex(&group_of_picture_);
if (IsGroupOfPictureFinished(group_of_picture_)) {+ // This function needs to be called after ref_frame_info_ is updated
+ // properly in PostUpdateRefFrameInfo() and UpdateKeyFrameGroup().
UpdateGroupOfPicture(impl_ptr_->cpi, frame_coding_index_, ref_frame_info_,
&group_of_picture_);
}
@@ -952,7 +1014,8 @@
target_bitrate_, VPX_RC_LAST_PASS);
FRAME_INFO frame_info = vp9_get_frame_info(&oxcf);
FIRST_PASS_INFO first_pass_info;
- fps_init_first_pass_info(&first_pass_info, impl_ptr_->first_pass_stats.data(),
+ fps_init_first_pass_info(&first_pass_info,
+ GetVectorData(impl_ptr_->first_pass_stats),
num_frames_);
return vp9_get_coding_frame_num(external_arf_indexes_.data(), &oxcf,
&frame_info, &first_pass_info,
--- a/vp9/simple_encode.h
+++ b/vp9/simple_encode.h
@@ -86,6 +86,8 @@
int valid_list[kRefFrameTypeMax];
};
+bool operator==(const RefFrameInfo &a, const RefFrameInfo &b);
+
struct EncodeFrameInfo {int show_idx;
@@ -199,6 +201,8 @@
struct EncodeFrameResult {int show_idx;
FrameType frame_type;
+ int coding_idx;
+ RefFrameInfo ref_frame_info;
size_t coding_data_bit_size;
size_t coding_data_byte_size;
// The EncodeFrame will allocate a buffer, write the coding data into the
@@ -304,12 +308,11 @@
// This function should be called after StartEncode() or EncodeFrame().
void EndEncode();
- // Given a key_frame_index, computes this key frame group's size.
// The key frame group size includes one key frame plus the number of
// following inter frames. Note that the key frame group size only counts the
// show frames. The number of no show frames like alternate refereces are not
// counted.
- int GetKeyFrameGroupSize(int key_frame_index) const;
+ int GetKeyFrameGroupSize() const;
// Provides the group of pictures that the next coding frame is in.
// Only call this function between StartEncode() and EndEncode()
@@ -353,10 +356,29 @@
std::vector<int> external_arf_indexes_;
GroupOfPicture group_of_picture_;
+ // The key frame group size includes one key frame plus the number of
+ // following inter frames. Note that the key frame group size only counts the
+ // show frames. The number of no show frames like alternate refereces are not
+ // counted.
+ int key_frame_group_size_;
+
+ // The index for the to-be-coded show frame in the key frame group.
+ int key_frame_group_index_;
+
+ // Update key_frame_group_size_, reset key_frame_group_index_ and init
+ // ref_frame_info_.
+ void UpdateKeyFrameGroup(int key_frame_show_index);
+
+ // Update key_frame_group_index_.
+ void PostUpdateKeyFrameGroupIndex(FrameType frame_type);
+
// Each show or no show frame is assigned with a coding index based on its
// coding order (starting from zero) in the coding process of the entire
// video. The coding index of the to-be-coded frame.
int frame_coding_index_;
+
+ // Number of show frames we have coded so far.
+ int show_frame_count_;
// TODO(angiebird): Do we need to reset ref_frames_info_ when the next key
// frame appears?
--
⑨