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-rw-r--r--libs.mk1
-rw-r--r--test/svc_test.cc190
-rw-r--r--test/test.mk1
-rw-r--r--vp9/common/vp9_onyx.h2
-rw-r--r--vp9/encoder/vp9_onyx_if.c28
-rw-r--r--vp9/vp9_cx_iface.c80
-rw-r--r--vp9_spatial_scalable_encoder.c432
-rw-r--r--vpx/exports_enc9
-rw-r--r--vpx/src/svc_encodeframe.c793
-rw-r--r--vpx/svc_context.h62
-rw-r--r--vpx/vp8cx.h31
-rw-r--r--vpx/vpx_codec.mk2
12 files changed, 383 insertions, 1248 deletions
diff --git a/libs.mk b/libs.mk
index 40628338f..4691a1258 100644
--- a/libs.mk
+++ b/libs.mk
@@ -122,7 +122,6 @@ ifeq ($(CONFIG_VP9_ENCODER),yes)
CODEC_EXPORTS-yes += $(addprefix $(VP9_PREFIX),$(VP9_CX_EXPORTS))
CODEC_SRCS-yes += $(VP9_PREFIX)vp9cx.mk vpx/vp8.h vpx/vp8cx.h
INSTALL-LIBS-yes += include/vpx/vp8.h include/vpx/vp8cx.h
- INSTALL-LIBS-yes += include/vpx/svc_context.h
INSTALL_MAPS += include/vpx/% $(SRC_PATH_BARE)/$(VP9_PREFIX)/%
CODEC_DOC_SRCS += vpx/vp8.h vpx/vp8cx.h
CODEC_DOC_SECTIONS += vp9 vp9_encoder
diff --git a/test/svc_test.cc b/test/svc_test.cc
deleted file mode 100644
index 8a3e3a26f..000000000
--- a/test/svc_test.cc
+++ /dev/null
@@ -1,190 +0,0 @@
-#include <string>
-#include "third_party/googletest/src/include/gtest/gtest.h"
-#include "test/i420_video_source.h"
-#include "test/decode_test_driver.h"
-#include "vpx/vpx_encoder.h"
-#include "vpx/vp8cx.h"
-#include "test/codec_factory.h"
-
-extern "C" {
-#include "vpx/svc_context.h"
-}
-
-namespace {
-
-using libvpx_test::CodecFactory;
-using libvpx_test::VP9CodecFactory;
-using libvpx_test::Decoder;
-
-class SvcTest : public ::testing::Test {
- protected:
- SvcTest()
- : codec_iface_(0),
- test_file_name("hantro_collage_w352h288.yuv"),
- decoder_(0) {}
-
- virtual void SetUp() {
- memset(&svc_, 0, sizeof(svc_));
- svc_.first_frame_full_size = 1;
- svc_.encoding_mode = INTER_LAYER_PREDICTION_IP;
- svc_.log_level = SVC_LOG_DEBUG;
- svc_.log_print = 1;
- svc_.gop_size = 100;
-
- codec_iface_ = vpx_codec_vp9_cx();
- vpx_codec_err_t res =
- vpx_codec_enc_config_default(codec_iface_, &codec_enc_, 0);
- EXPECT_EQ(res, VPX_CODEC_OK);
-
- codec_enc_.g_w = kWidth;
- codec_enc_.g_h = kHeight;
- codec_enc_.g_timebase.num = 1;
- codec_enc_.g_timebase.den = 60;
-
- vpx_codec_dec_cfg_t dec_cfg = {0};
- VP9CodecFactory codec_factory;
- decoder_ = codec_factory.CreateDecoder(dec_cfg, 0);
- }
-
- SvcContext svc_;
- vpx_codec_ctx_t codec_;
- struct vpx_codec_enc_cfg codec_enc_;
- vpx_codec_iface_t* codec_iface_;
- std::string test_file_name;
- enum {
- kWidth = 352,
- kHeight = 288,
- };
-
- Decoder* decoder_;
-};
-
-TEST_F(SvcTest, SvcInit) {
- svc_.spatial_layers = 0; // not enough layers
- vpx_codec_err_t res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_INVALID_PARAM);
-
- svc_.spatial_layers = 6; // too many layers
- res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_INVALID_PARAM);
-
- svc_.spatial_layers = 2;
- svc_.scale_factors = "4/16,16*16"; // invalid scale values
- res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_INVALID_PARAM);
-
- svc_.scale_factors = "4/16,16/16"; // valid scale values
-
- res = vpx_svc_init(&svc_, &codec_, codec_iface_, &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_OK);
-}
-
-// test that decoder can handle an svc frame as the first frame in a sequence
-// this test is disabled since it with the deco
-TEST_F(SvcTest, DISABLED_FirstFrameHasLayers) {
- svc_.first_frame_full_size = 0;
- svc_.spatial_layers = 2;
- svc_.scale_factors = "4/16,16/16";
- svc_.quantizer_values = "40,30";
-
- vpx_codec_err_t res =
- vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_OK);
-
- libvpx_test::I420VideoSource video(test_file_name, kWidth, kHeight,
- codec_enc_.g_timebase.den,
- codec_enc_.g_timebase.num, 0, 30);
- video.Begin();
-
- res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
- video.duration(), VPX_DL_REALTIME);
- EXPECT_EQ(res, VPX_CODEC_OK);
-
- vpx_codec_err_t res_dec = decoder_->DecodeFrame(
- (const uint8_t*)svc_get_buffer(&svc_), svc_get_frame_size(&svc_));
-
- // this test fails with a decoder error
- ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
-}
-
-TEST_F(SvcTest, EncodeThreeFrames) {
- svc_.first_frame_full_size = 1;
- svc_.spatial_layers = 2;
- svc_.scale_factors = "4/16,16/16";
- svc_.quantizer_values = "40,30";
-
- vpx_codec_err_t res =
- vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
- ASSERT_EQ(res, VPX_CODEC_OK);
-
- libvpx_test::I420VideoSource video(test_file_name, kWidth, kHeight,
- codec_enc_.g_timebase.den,
- codec_enc_.g_timebase.num, 0, 30);
- // FRAME 1
- video.Begin();
- // this frame is full size, with only one layer
- res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
- video.duration(), VPX_DL_REALTIME);
- ASSERT_EQ(res, VPX_CODEC_OK);
- EXPECT_EQ(1, svc_is_keyframe(&svc_));
-
- vpx_codec_err_t res_dec = decoder_->DecodeFrame(
- (const uint8_t*)svc_get_buffer(&svc_), svc_get_frame_size(&svc_));
- ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
-
- // FRAME 2
- video.Next();
- // this is an I-frame
- res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
- video.duration(), VPX_DL_REALTIME);
- ASSERT_EQ(res, VPX_CODEC_OK);
- EXPECT_EQ(1, svc_is_keyframe(&svc_));
-
- res_dec = decoder_->DecodeFrame((const uint8_t*)svc_get_buffer(&svc_),
- svc_get_frame_size(&svc_));
- ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
-
- // FRAME 2
- video.Next();
- // this is a P-frame
- res = vpx_svc_encode(&svc_, &codec_, video.img(), video.pts(),
- video.duration(), VPX_DL_REALTIME);
- ASSERT_EQ(res, VPX_CODEC_OK);
- EXPECT_EQ(0, svc_is_keyframe(&svc_));
-
- res_dec = decoder_->DecodeFrame((const uint8_t*)svc_get_buffer(&svc_),
- svc_get_frame_size(&svc_));
- ASSERT_EQ(VPX_CODEC_OK, res_dec) << decoder_->DecodeError();
-}
-
-TEST_F(SvcTest, GetLayerResolution) {
- unsigned int layer_width, layer_height;
-
- svc_.first_frame_full_size = 0;
- svc_.spatial_layers = 2;
- svc_.scale_factors = "4/16,8/16";
- svc_.quantizer_values = "40,30";
-
- vpx_codec_err_t res =
- vpx_svc_init(&svc_, &codec_, vpx_codec_vp9_cx(), &codec_enc_);
- EXPECT_EQ(res, VPX_CODEC_OK);
-
- // ensure that requested layer is a valid layer
- res = svc_get_layer_resolution(&svc_, svc_.spatial_layers, &layer_width,
- &layer_height);
- EXPECT_EQ(res, VPX_CODEC_INVALID_PARAM);
-
- res = svc_get_layer_resolution(&svc_, 0, &layer_width,
- &layer_height);
- EXPECT_EQ(res, VPX_CODEC_OK);
- EXPECT_EQ((unsigned int)(kWidth * 4 / 16), layer_width);
- EXPECT_EQ((unsigned int)(kHeight * 4 / 16), layer_height);
-
- res = svc_get_layer_resolution(&svc_, 1, &layer_width,
- &layer_height);
- EXPECT_EQ(res, VPX_CODEC_OK);
- EXPECT_EQ((unsigned int)(kWidth * 8 / 16), layer_width);
- EXPECT_EQ((unsigned int)(kHeight * 8 / 16), layer_height);
-}
-
-} // namespace
diff --git a/test/test.mk b/test/test.mk
index aa8af5e4f..4a37a2e58 100644
--- a/test/test.mk
+++ b/test/test.mk
@@ -96,7 +96,6 @@ LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += fdct8x8_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct16x16_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += variance_test.cc
LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += dct32x32_test.cc
-LIBVPX_TEST_SRCS-$(CONFIG_VP9_ENCODER) += svc_test.cc
endif # VP9
diff --git a/vp9/common/vp9_onyx.h b/vp9/common/vp9_onyx.h
index 452dd6b89..acb4724e5 100644
--- a/vp9/common/vp9_onyx.h
+++ b/vp9/common/vp9_onyx.h
@@ -221,6 +221,8 @@ extern "C"
int vp9_set_size_literal(VP9_PTR comp, unsigned int width,
unsigned int height);
+ int vp9_switch_layer(VP9_PTR comp, int layer);
+
void vp9_set_svc(VP9_PTR comp, int use_svc);
int vp9_get_quantizer(VP9_PTR c);
diff --git a/vp9/encoder/vp9_onyx_if.c b/vp9/encoder/vp9_onyx_if.c
index b52a101a5..f6b2a2876 100644
--- a/vp9/encoder/vp9_onyx_if.c
+++ b/vp9/encoder/vp9_onyx_if.c
@@ -4226,9 +4226,37 @@ int vp9_set_size_literal(VP9_PTR comp, unsigned int width,
return 0;
}
+int vp9_switch_layer(VP9_PTR comp, int layer) {
+ VP9_COMP *cpi = (VP9_COMP *)comp;
+
+ if (cpi->use_svc) {
+ cpi->current_layer = layer;
+
+ // Use buffer i for layer i LST
+ cpi->lst_fb_idx = layer;
+
+ // Use buffer i-1 for layer i Alt (Inter-layer prediction)
+ if (layer != 0) cpi->alt_fb_idx = layer - 1;
+
+ // Use the rest for Golden
+ if (layer < 2 * cpi->number_spatial_layers - NUM_REF_FRAMES)
+ cpi->gld_fb_idx = cpi->lst_fb_idx;
+ else
+ cpi->gld_fb_idx = 2 * cpi->number_spatial_layers - 1 - layer;
+
+ printf("Switching to layer %d:\n", layer);
+ printf("Using references: LST/GLD/ALT [%d|%d|%d]\n", cpi->lst_fb_idx,
+ cpi->gld_fb_idx, cpi->alt_fb_idx);
+ } else {
+ printf("Switching layer not supported. Enable SVC first \n");
+ }
+ return 0;
+}
+
void vp9_set_svc(VP9_PTR comp, int use_svc) {
VP9_COMP *cpi = (VP9_COMP *)comp;
cpi->use_svc = use_svc;
+ if (cpi->use_svc) printf("Enabled SVC encoder \n");
return;
}
diff --git a/vp9/vp9_cx_iface.c b/vp9/vp9_cx_iface.c
index b744ec6e6..fb380e1db 100644
--- a/vp9/vp9_cx_iface.c
+++ b/vp9/vp9_cx_iface.c
@@ -442,6 +442,8 @@ static vpx_codec_err_t set_param(vpx_codec_alg_priv_t *ctx,
MAP(VP8E_SET_ARNR_TYPE, xcfg.arnr_type);
MAP(VP8E_SET_TUNING, xcfg.tuning);
MAP(VP8E_SET_CQ_LEVEL, xcfg.cq_level);
+ MAP(VP9E_SET_MAX_Q, ctx->cfg.rc_max_quantizer);
+ MAP(VP9E_SET_MIN_Q, ctx->cfg.rc_min_quantizer);
MAP(VP8E_SET_MAX_INTRA_BITRATE_PCT, xcfg.rc_max_intra_bitrate_pct);
MAP(VP9E_SET_LOSSLESS, xcfg.lossless);
MAP(VP9E_SET_FRAME_PARALLEL_DECODING, xcfg.frame_parallel_decoding_mode);
@@ -1027,40 +1029,66 @@ static vpx_codec_err_t vp9e_set_scalemode(vpx_codec_alg_priv_t *ctx,
}
}
-static vpx_codec_err_t vp9e_set_svc(vpx_codec_alg_priv_t *ctx, int ctr_id,
- va_list args) {
- int data = va_arg(args, int);
- vp9_set_svc(ctx->cpi, data);
- return VPX_CODEC_OK;
+static vpx_codec_err_t vp9e_set_width(vpx_codec_alg_priv_t *ctx, int ctr_id,
+ va_list args) {
+ unsigned int *data = va_arg(args, unsigned int *);
+ if (data) {
+ int res;
+ res = vp9_set_size_literal(ctx->cpi, *data, 0);
+ if (!res) {
+ return VPX_CODEC_OK;
+ } else {
+ return VPX_CODEC_INVALID_PARAM;
+ }
+ } else {
+ return VPX_CODEC_INVALID_PARAM;
+ }
}
-static vpx_codec_err_t vp9e_set_svc_parameters(vpx_codec_alg_priv_t *ctx,
- int ctr_id, va_list args) {
- vpx_svc_parameters_t *data = va_arg(args, vpx_svc_parameters_t *);
- VP9_COMP *cpi = (VP9_COMP *)ctx->cpi;
- vpx_svc_parameters_t params;
+static vpx_codec_err_t vp9e_set_height(vpx_codec_alg_priv_t *ctx,
+ int ctr_id,
+ va_list args) {
+ unsigned int *data = va_arg(args, unsigned int *);
+
+ if (data) {
+ int res;
+ res = vp9_set_size_literal(ctx->cpi, 0, *data);
- if (!data) {
+ if (!res) {
+ return VPX_CODEC_OK;
+ } else {
+ return VPX_CODEC_INVALID_PARAM;
+ }
+ } else {
return VPX_CODEC_INVALID_PARAM;
}
+}
+
+static vpx_codec_err_t vp9e_set_layer(vpx_codec_alg_priv_t *ctx,
+ int ctr_id,
+ va_list args) {
+ unsigned int *data = va_arg(args, unsigned int *);
- params = *(vpx_svc_parameters_t *)data;
+ if (data) {
+ int res;
+ res = 0;
- cpi->current_layer = params.layer;
- cpi->lst_fb_idx = params.lst_fb_idx;
- cpi->gld_fb_idx = params.gld_fb_idx;
- cpi->alt_fb_idx = params.alt_fb_idx;
+ res = vp9_switch_layer(ctx->cpi, *data);
- if (vp9_set_size_literal(ctx->cpi, params.width, params.height) != 0) {
+ if (!res) {
+ return VPX_CODEC_OK;
+ } else {
+ return VPX_CODEC_INVALID_PARAM;
+ }
+ } else {
return VPX_CODEC_INVALID_PARAM;
}
+}
- ctx->cfg.rc_max_quantizer = params.max_quantizer;
- ctx->cfg.rc_min_quantizer = params.min_quantizer;
-
- set_vp9e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg);
- vp9_change_config(ctx->cpi, &ctx->oxcf);
-
+static vpx_codec_err_t vp9e_set_svc(vpx_codec_alg_priv_t *ctx, int ctr_id,
+ va_list args) {
+ int data = va_arg(args, int);
+ vp9_set_svc(ctx->cpi, data);
return VPX_CODEC_OK;
}
@@ -1088,12 +1116,16 @@ static vpx_codec_ctrl_fn_map_t vp9e_ctf_maps[] = {
{VP8E_SET_ARNR_TYPE, set_param},
{VP8E_SET_TUNING, set_param},
{VP8E_SET_CQ_LEVEL, set_param},
+ {VP9E_SET_MAX_Q, set_param},
+ {VP9E_SET_MIN_Q, set_param},
{VP8E_SET_MAX_INTRA_BITRATE_PCT, set_param},
{VP9E_SET_LOSSLESS, set_param},
{VP9E_SET_FRAME_PARALLEL_DECODING, set_param},
{VP9_GET_REFERENCE, get_reference},
+ {VP9E_SET_WIDTH, vp9e_set_width},
+ {VP9E_SET_HEIGHT, vp9e_set_height},
+ {VP9E_SET_LAYER, vp9e_set_layer},
{VP9E_SET_SVC, vp9e_set_svc},
- {VP9E_SET_SVC_PARAMETERS, vp9e_set_svc_parameters},
{ -1, NULL},
};
diff --git a/vp9_spatial_scalable_encoder.c b/vp9_spatial_scalable_encoder.c
index 847d9c425..8bb582ffa 100644
--- a/vp9_spatial_scalable_encoder.c
+++ b/vp9_spatial_scalable_encoder.c
@@ -23,22 +23,24 @@
#define VPX_CODEC_DISABLE_COMPAT 1
#include "vpx/vpx_encoder.h"
#include "vpx/vp8cx.h"
-#include "vpx/svc_context.h"
-
#define interface (vpx_codec_vp9_cx())
#define fourcc 0x30395056
#define IVF_FILE_HDR_SZ (32)
#define IVF_FRAME_HDR_SZ (12)
+#define NUM_BUFFERS 8
char *input_filename;
char *output_filename;
unsigned int number_frames_to_code = 60 * 60;
unsigned int number_frames_to_skip = 0;
-unsigned int gop_size = 100;
+unsigned int number_spatial_layers = 5;
+unsigned int key_period = 100;
-char *scaling_factor;
-char *quantizer;
-SVC_ENCODING_MODE encoding_mode = INTER_LAYER_PREDICTION_IP;
+typedef enum ENCODING_MODE {
+ INTER_LAYER_PREDICTION_I,
+ INTER_LAYER_PREDICTION_IP,
+ USE_GOLDEN_FRAME
+} ENCODING_MODE;
static void mem_put_le16(char *mem, unsigned int val) {
mem[0] = val;
@@ -55,10 +57,7 @@ static void mem_put_le32(char *mem, unsigned int val) {
static void usage(char *program_name) {
printf(
"Usage: %s [-f frames] [-s skip_frames] [-w width] [-h height] \n\t"
- "[-n rate_num] [-d rate_den] [-b bitrate] [-l layers] [-g gop_size] \n\t"
- "[-z dummy_frame (default 1) \n\t"
- "[-q quantizer (lowest to highest)] \n\t"
- "[-r 1/16th scale factor (lowest to highest layer)] "
+ "[-n rate_num] [-d rate_den] [-b bitrate] [-l layers] "
"<input_filename> <output_filename>\n",
basename(program_name));
exit(EXIT_FAILURE);
@@ -84,98 +83,78 @@ static void die_codec(vpx_codec_ctx_t *ctx, const char *s) {
static int read_frame(FILE *f, vpx_image_t *img) {
size_t nbytes, to_read;
int res = 1;
- int plane;
-
- for (plane = 0; plane < 3; plane++) {
- unsigned char *ptr;
- int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
- int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
- int r;
- switch (plane) {
- case 1:
- ptr = img->planes[VPX_PLANE_U];
- break;
- case 2:
- ptr = img->planes[VPX_PLANE_V];
- break;
- default:
- ptr = img->planes[plane];
- }
- for (r = 0; r < h; r++) {
- to_read = w;
-
- nbytes = fread(ptr, 1, to_read, f);
- if (nbytes != to_read) {
- res = 0;
- if (nbytes > 0)
- printf("Warning: Read partial frame. Check your width & height!\n");
- break;
- }
- ptr += img->stride[plane];
- }
- if (!res) break;
+ to_read = img->w * img->h * 3 / 2;
+ nbytes = fread(img->planes[0], 1, to_read, f);
+ if (nbytes != to_read) {
+ res = 0;
+ if (nbytes > 0)
+ printf("Warning: Read partial frame. Check your width & height!\n");
}
return res;
}
-static int create_dummy_frame(vpx_image_t *img) {
- size_t buf_size;
- buf_size = img->w * img->h * 3 / 2;
- memset(img->planes[0], 129, buf_size);
+static int read_dummy_frame(vpx_image_t *img) {
+ size_t to_read;
+
+ to_read = img->w * img->h * 3 / 2;
+ memset(img->planes[0], 129, to_read);
return 1;
}
-static void write_ivf_file_header(FILE *outfile, unsigned int width,
- unsigned int height, int timebase_num,
- int timebase_den, int frame_cnt) {
+static void write_ivf_file_header(FILE *outfile, const vpx_codec_enc_cfg_t *cfg,
+ int frame_cnt) {
char header[32];
+ if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS) return;
header[0] = 'D';
header[1] = 'K';
header[2] = 'I';
header[3] = 'F';
- mem_put_le16(header + 4, 0); /* version */
- mem_put_le16(header + 6, 32); /* headersize */
- mem_put_le32(header + 8, fourcc); /* headersize */
- mem_put_le16(header + 12, width); /* width */
- mem_put_le16(header + 14, height); /* height */
- mem_put_le32(header + 16, timebase_den); /* rate */
- mem_put_le32(header + 20, timebase_num); /* scale */
- mem_put_le32(header + 24, frame_cnt); /* length */
- mem_put_le32(header + 28, 0); /* unused */
+ mem_put_le16(header + 4, 0); /* version */
+ mem_put_le16(header + 6, 32); /* headersize */
+ mem_put_le32(header + 8, fourcc); /* headersize */
+ mem_put_le16(header + 12, cfg->g_w); /* width */
+ mem_put_le16(header + 14, cfg->g_h); /* height */
+ mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
+ mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
+ mem_put_le32(header + 24, frame_cnt); /* length */
+ mem_put_le32(header + 28, 0); /* unused */
(void)fwrite(header, 1, 32, outfile);
}
-static void write_ivf_frame_header(FILE *outfile, vpx_codec_pts_t pts,
- size_t sz) {
+static void write_ivf_frame_header(FILE *outfile,
+ const vpx_codec_cx_pkt_t *pkt) {
char header[12];
- mem_put_le32(header, sz);
+ vpx_codec_pts_t pts;
+
+ if (pkt->kind != VPX_CODEC_CX_FRAME_PKT) return;
+
+ pts = pkt->data.frame.pts;
+ mem_put_le32(header, pkt->data.frame.sz);
mem_put_le32(header + 4, pts & 0xFFFFFFFF);
mem_put_le32(header + 8, pts >> 32);
(void)fwrite(header, 1, 12, outfile);
}
-static void parse_command_line(int argc, char **argv, SvcContext *svc_ctx,
- vpx_codec_enc_cfg_t *enc_cfg) {
+static void check_parameters() {
+ if (number_spatial_layers > 5) die("Cannot support more than 5 layers");
+}
+
+static void parse_command_line(int argc, char **argv,
+ vpx_codec_enc_cfg_t *cfg) {
unsigned int width = 1920;
unsigned int height = 1080;
unsigned int timebase_num = 1;
unsigned int timebase_den = 60;
unsigned int bitrate = 1000;
- unsigned int number_spatial_layers = 5;
- int use_dummy_frame = 1;
-
int c;
vpx_codec_err_t res;
- int r = 0;
- int q = 0;
opterr = 0;
- while ((c = getopt(argc, argv, "f:w:h:n:d:b:s:l:g:r:q:z:")) != -1)
- switch (c) {
+ while ((c = getopt(argc, argv, "f:w:h:n:d:b:s:l:p:")) != -1) switch (c) {
case 'f':
number_frames_to_code = atoi(optarg);
break;
@@ -200,17 +179,8 @@ static void parse_command_line(int argc, char **argv, SvcContext *svc_ctx,
case 'l':
number_spatial_layers = atoi(optarg);
break;
- case 'g':
- gop_size = atoi(optarg);
- break;
- case 'r':
- scaling_factor = optarg;
- break;
- case 'q':
- quantizer = optarg;
- break;
- case 'z':
- use_dummy_frame = atoi(optarg);
+ case 'p':
+ key_period = atoi(optarg);
break;
case '?':
usage(argv[0]);
@@ -221,28 +191,14 @@ static void parse_command_line(int argc, char **argv, SvcContext *svc_ctx,
usage(argv[0]);
}
- if ((r != 0 && q != 0 && r != q) || (r != number_spatial_layers && r != 0)) {
- usage(argv[0]);
- }
-
input_filename = argv[optind];
output_filename = argv[optind + 1];
if (width < 16 || width % 2 || height < 16 || height % 2)
die("Invalid resolution: %d x %d", width, height);
- // initialize SvcContext
- svc_ctx->log_level = SVC_LOG_DEBUG;
- svc_ctx->spatial_layers = number_spatial_layers;
- svc_ctx->encoding_mode = encoding_mode;
- svc_ctx->gop_size = gop_size;
- svc_ctx->quantizer_values = quantizer;
- svc_ctx->scale_factors = scaling_factor;
- // when using a dummy frame, that frame is only encoded to be full size
- svc_ctx->first_frame_full_size = use_dummy_frame;
-
/* Populate encoder configuration */
- res = vpx_codec_enc_config_default(interface, enc_cfg, 0);
+ res = vpx_codec_enc_config_default(interface, cfg, 0);
if (res) {
die("Failed to get config: %s\n", vpx_codec_err_to_string(res));
}
@@ -250,52 +206,200 @@ static void parse_command_line(int argc, char **argv, SvcContext *svc_ctx,
"Codec %s\nframes: %d, skip: %d, layers: %d\n"
"width %d, height: %d, \n"
"num: %d, den: %d, bitrate: %d, \n"
- "gop size: %d, use_dummy_frame: %d \n",
+ "key period: %d \n",
vpx_codec_iface_name(interface), number_frames_to_code,
number_frames_to_skip, number_spatial_layers, width, height, timebase_num,
- timebase_den, bitrate, gop_size, use_dummy_frame);
+ timebase_den, bitrate, key_period);
+
+ // Do minimal check at the application level. Encoder parameters will be
+ // checked internally
+ check_parameters();
+
+ cfg->rc_target_bitrate = bitrate;
+ cfg->g_w = width;
+ cfg->g_h = height;
+ cfg->g_timebase.num = timebase_num;
+ cfg->g_timebase.den = timebase_den;
+ cfg->ss_number_layers = number_spatial_layers;
+}
+
+static void set_default_configuration(vpx_codec_enc_cfg_t *cfg) {
+ /* Real time parameters */
+ cfg->rc_dropframe_thresh = 0;
+ cfg->rc_end_usage = VPX_CBR;
+ cfg->rc_resize_allowed = 0;
+ cfg->rc_min_quantizer = 33;
+ cfg->rc_max_quantizer = 33;
+ cfg->rc_undershoot_pct = 100;
+ cfg->rc_overshoot_pct = 15;
+ cfg->rc_buf_initial_sz = 500;
+ cfg->rc_buf_optimal_sz = 600;
+ cfg->rc_buf_sz = 1000;
+
+ /* Enable error resilient mode */
+ cfg->g_error_resilient = 1;
+ cfg->g_lag_in_frames = 0;
+
+ /* Disable automatic keyframe placement */
+ cfg->kf_mode = VPX_KF_DISABLED;
+ cfg->kf_min_dist = cfg->kf_max_dist = 3000;
+}
+
+static void initialize_codec(vpx_codec_ctx_t *codec, vpx_codec_enc_cfg_t *cfg) {
+ int max_intra_size_pct;
- enc_cfg->rc_target_bitrate = bitrate;
- enc_cfg->g_w = width;
- enc_cfg->g_h = height;
- enc_cfg->g_timebase.num = timebase_num;
- enc_cfg->g_timebase.den = timebase_den;
+ /* Initialize codec */
+ if (vpx_codec_enc_init(codec, interface, cfg, VPX_CODEC_USE_PSNR))
+ die_codec(codec, "Failed to initialize encoder");
+
+ vpx_codec_control(codec, VP9E_SET_SVC, 1);
+ /* Cap CPU & first I-frame size */
+ vpx_codec_control(codec, VP8E_SET_CPUUSED, 1);
+ vpx_codec_control(codec, VP8E_SET_STATIC_THRESHOLD, 1);
+ vpx_codec_control(codec, VP8E_SET_NOISE_SENSITIVITY, 1);
+ vpx_codec_control(codec, VP8E_SET_TOKEN_PARTITIONS, 1);
+
+ max_intra_size_pct =
+ (int)(((double)cfg->rc_buf_optimal_sz * 0.5) *
+ ((double)cfg->g_timebase.den / cfg->g_timebase.num) / 10.0);
+ /* printf ("max_intra_size_pct=%d\n", max_intra_size_pct); */
+
+ vpx_codec_control(codec, VP8E_SET_MAX_INTRA_BITRATE_PCT, max_intra_size_pct);
+}
+
+static int calculate_layer(int frame_cnt, int number_spatial_layers) {
+ if (frame_cnt == 0)
+ return 0;
+ else
+ return (frame_cnt + number_spatial_layers - 1) % number_spatial_layers;
+}
+
+static void switch_to_layer(int layer, unsigned int initial_width,
+ unsigned int initial_height,
+ vpx_codec_ctx_t *codec) {
+ // Set layer size
+ int scaling_factor_num[MAX_LAYERS] = {2, 1, 4, 2, 1};
+ int scaling_factor_den[MAX_LAYERS] = {9, 3, 9, 3, 1};
+
+ int quantizer[MAX_LAYERS] = {60, 53, 39, 33, 27};
+
+ unsigned int current_width;
+ unsigned int current_height;
+
+ current_width = initial_width *
+ scaling_factor_num[layer + 5 - number_spatial_layers] /
+ scaling_factor_den[layer + 5 - number_spatial_layers];
+ current_height = initial_height *
+ scaling_factor_num[layer + 5 - number_spatial_layers] /
+ scaling_factor_den[layer + 5 - number_spatial_layers];
+
+ current_width += current_width % 2;
+ current_height += current_height % 2;
+
+ vpx_codec_control(codec, VP9E_SET_WIDTH, &current_width);
+ vpx_codec_control(codec, VP9E_SET_HEIGHT, &current_height);
+
+ // Set layer context
+ vpx_codec_control(codec, VP9E_SET_LAYER, &layer);
+ vpx_codec_control(codec, VP9E_SET_MAX_Q,
+ quantizer[layer + 5 - number_spatial_layers]);
+ vpx_codec_control(codec, VP9E_SET_MIN_Q,
+ quantizer[layer + 5 - number_spatial_layers]);
+}
+
+static int get_flag(int is_I_frame_in_layer, int layer, ENCODING_MODE mode) {
+ // First layer
+ switch (mode) {
+ case INTER_LAYER_PREDICTION_I:
+ if (is_I_frame_in_layer && layer == 0) return VPX_EFLAG_FORCE_KF;
+ if (layer == 0)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF;
+ else if (is_I_frame_in_layer)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_LAST;
+ else
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF;
+ break;
+
+ case INTER_LAYER_PREDICTION_IP:
+ if (is_I_frame_in_layer && layer == 0) return VPX_EFLAG_FORCE_KF;
+ if (layer == 0)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF;
+ else if (is_I_frame_in_layer)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_LAST;
+ else
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_REF_GF;
+ break;
+
+ case USE_GOLDEN_FRAME:
+ if (is_I_frame_in_layer && layer == 0) return VPX_EFLAG_FORCE_KF;
+ if (2 * number_spatial_layers - NUM_BUFFERS <= layer) {
+ if (layer == 0)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_ARF;
+ else if (is_I_frame_in_layer)
+ return VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_NO_REF_GF |
+ VP8_EFLAG_NO_REF_LAST;
+ else
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF;
+ } else {
+ if (layer == 0)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF;
+ else if (is_I_frame_in_layer)
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_LAST;
+ else
+ return VP8_EFLAG_NO_UPD_GF | VP8_EFLAG_NO_UPD_ARF |
+ VP8_EFLAG_NO_REF_GF | VP8_EFLAG_NO_REF_ARF;
+ }
+ break;
+ default:
+ return VPX_EFLAG_FORCE_KF;
+ }
}
int main(int argc, char **argv) {
- FILE *infile, *outfile;
+ FILE *infile, *outfile[MAX_LAYERS];
vpx_codec_ctx_t codec;
- vpx_codec_enc_cfg_t enc_cfg;
- SvcContext svc_ctx;
- int i;
+ vpx_codec_enc_cfg_t cfg;
int frame_cnt = 0;
vpx_image_t raw;
+ int frame_avail = 1;
+ int got_data = 0;
+ int i;
+ int frames_in_layer[MAX_LAYERS] = {0};
clock_t before;
clock_t after;
- vpx_codec_err_t res;
int pts = 0; /* PTS starts at 0 */
int frame_duration = 1; /* 1 timebase tick per frame */
- memset(&svc_ctx, 0, sizeof(svc_ctx));
- svc_ctx.log_print = 1;
- parse_command_line(argc, argv, &svc_ctx, &enc_cfg);
+ parse_command_line(argc, argv, &cfg);
// Allocate image buffer
- if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, enc_cfg.g_w, enc_cfg.g_h, 32))
- die("Failed to allocate image", enc_cfg.g_w, enc_cfg.g_h);
+ if (!vpx_img_alloc(&raw, VPX_IMG_FMT_I420, cfg.g_w, cfg.g_h, 32))
+ die("Failed to allocate image", cfg.g_w, cfg.g_h);
+
+ set_default_configuration(&cfg);
+ /* Open input file */
if (!(infile = fopen(input_filename, "rb")))
die("Failed to open %s for reading", argv[1]);
- if (!(outfile = fopen(output_filename, "wb")))
- die("Failed to open %s for writing", output_filename);
-
- // Initialize codec
- if (vpx_svc_init(&svc_ctx, &codec, interface, &enc_cfg) != VPX_CODEC_OK)
- die("Failed to initialize encoder");
+ /* Open output file */
+ for (i = 0; i < number_spatial_layers; i++) {
+ char file_name[512];
+ snprintf(file_name, sizeof(file_name), "%s_%d.ivf", output_filename, i);
+ if (!(outfile[i] = fopen(file_name, "wb")))
+ die("Failed to open %s for writing", file_name);
+ write_ivf_file_header(outfile[i], &cfg, 0);
+ }
- write_ivf_file_header(outfile, enc_cfg.g_w, enc_cfg.g_h,
- enc_cfg.g_timebase.num, enc_cfg.g_timebase.den, 0);
+ initialize_codec(&codec, &cfg);
// skip initial frames
for (i = 0; i < number_frames_to_skip; i++) {
@@ -303,47 +407,81 @@ int main(int argc, char **argv) {
}
before = clock();
- // Encode frames
- while (frame_cnt <= number_frames_to_code) {
- if (frame_cnt == 0 && svc_ctx.first_frame_full_size) {
- create_dummy_frame(&raw);
- } else {
- if (!read_frame(infile, &raw)) break;
+ // Encoding frames
+ while ((frame_avail || got_data) &&
+ frame_cnt <= number_frames_to_code * number_spatial_layers) {
+ int flags = 0;
+ vpx_codec_iter_t iter = NULL;
+ const vpx_codec_cx_pkt_t *pkt;
+
+ int layer = calculate_layer(frame_cnt, number_spatial_layers);
+ int is_I_frame_in_layer =
+ (((frame_cnt - 1) / number_spatial_layers % key_period) == 0);
+ int is_dummy = (frame_cnt == 0);
+
+ if (is_dummy) { // Dummy frame
+ flags = VPX_EFLAG_FORCE_KF;
+ frame_avail = read_dummy_frame(&raw);
+
+ } else { // Regular frame
+ // Read a new frame only at the base layer
+ if (layer == 0) frame_avail = read_frame(infile, &raw);
+ switch_to_layer(layer, cfg.g_w, cfg.g_h, &codec);
+ flags = get_flag(is_I_frame_in_layer, layer, INTER_LAYER_PREDICTION_I);
}
- res = vpx_svc_encode(&svc_ctx, &codec, &raw, pts, frame_duration,
- VPX_DL_REALTIME);
- printf("%s", svc_get_message(&svc_ctx));
- if (res != VPX_CODEC_OK) {
+
+ // Actual Encoding
+ if (vpx_codec_encode(&codec, frame_avail ? &raw : NULL, pts, 1, flags,
+ VPX_DL_REALTIME))
die_codec(&codec, "Failed to encode frame");
- }
- if (svc_get_frame_size(&svc_ctx) > 0) {
- write_ivf_frame_header(outfile, pts, svc_get_frame_size(&svc_ctx));
- (void)fwrite(svc_get_buffer(&svc_ctx), 1, svc_get_frame_size(&svc_ctx),
- outfile);
+
+ got_data = 0;
+ // Process data / Get PSNR statistics
+ while ((pkt = vpx_codec_get_cx_data(&codec, &iter))) {
+ got_data = 1;
+ switch (pkt->kind) {
+ case VPX_CODEC_CX_FRAME_PKT:
+ for (i = layer; i < number_spatial_layers; i++) {
+ write_ivf_frame_header(outfile[i], pkt);
+ (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
+ outfile[i]);
+ frames_in_layer[i]++;
+ }
+ break;
+ case VPX_CODEC_PSNR_PKT:
+ if (frame_cnt != 0)
+ printf(
+ "Processed Frame %d, layer %d, PSNR(Total/Y/U/V): "
+ "%2.3f %2.3f %2.3f %2.3f \n",
+ (frame_cnt - 1) / number_spatial_layers + 1, layer,
+ pkt->data.psnr.psnr[0], pkt->data.psnr.psnr[1],
+ pkt->data.psnr.psnr[2], pkt->data.psnr.psnr[3]);
+ break;
+ default:
+ break;
+ }
}
frame_cnt++;
+ // TODO(ivan): Modify ts later if(!layer)
pts += frame_duration;
- } // end encode frames loop
+ }
+ // end while
after = clock();
printf("Processed %d frames in different resolutions in %ld ms.\n",
- frame_cnt - svc_ctx.first_frame_full_size,
- (int)(after - before) / (CLOCKS_PER_SEC / 1000));
+ frame_cnt - 1, (int)(after - before) / (CLOCKS_PER_SEC / 1000));
fclose(infile);
+
if (vpx_codec_destroy(&codec)) die_codec(&codec, "Failed to destroy codec");
- // rewrite the output file headers with the actual frame count
- if (!fseek(outfile, 0, SEEK_SET)) {
- write_ivf_file_header(outfile, enc_cfg.g_w, enc_cfg.g_h,
- enc_cfg.g_timebase.num, enc_cfg.g_timebase.den,
- frame_cnt);
+ /* Try to rewrite the output file headers with the actual frame count */
+ for (i = 0; i < number_spatial_layers; i++) {
+ if (!fseek(outfile[i], 0, SEEK_SET)) {
+ write_ivf_file_header(outfile[i], &cfg, frames_in_layer[i]);
+ }
+ fclose(outfile[i]);
}
- fclose(outfile);
-
- // display average size, psnr
- svc_dump_statistics(&svc_ctx);
- printf("%s", svc_get_message(&svc_ctx));
return EXIT_SUCCESS;
}
diff --git a/vpx/exports_enc b/vpx/exports_enc
index e6c540e1c..3d5674926 100644
--- a/vpx/exports_enc
+++ b/vpx/exports_enc
@@ -6,12 +6,3 @@ text vpx_codec_get_cx_data
text vpx_codec_get_global_headers
text vpx_codec_get_preview_frame
text vpx_codec_set_cx_data_buf
-text vpx_svc_init
-text vpx_svc_encode
-text svc_dump_statistics
-text svc_get_message
-text svc_get_buffer
-text svc_get_frame_size
-text svc_get_encode_frame_count
-text svc_is_keyframe
-text svc_set_keyframe \ No newline at end of file
diff --git a/vpx/src/svc_encodeframe.c b/vpx/src/svc_encodeframe.c
deleted file mode 100644
index c2f65a785..000000000
--- a/vpx/src/svc_encodeframe.c
+++ /dev/null
@@ -1,793 +0,0 @@
-/**
- * @file
- * VP9 SVC encoding support via libvpx
- */
-
-#define VPX_DISABLE_CTRL_TYPECHECKS 1
-#define VPX_CODEC_DISABLE_COMPAT 1
-
-#include <stdlib.h>
-#include <stdio.h>
-#include <string.h>
-#include <stdarg.h>
-#include "vpx/vpx_encoder.h"
-#include "vpx/vp8cx.h"
-#include "vpx/svc_context.h"
-
-#define SVC_REFERENCE_FRAMES 8
-
-static const char* DEFAULT_QUANTIZER_VALUES = "60,53,39,33,27";
-static const char* DEFAULT_SCALE_FACTORS = "4/16,5/16,7/16,11/16,16/16";
-static char* colors[VPX_SS_MAX_LAYERS] = {"\x1B[35m", "\x1B[32m", "\x1B[33m",
- "\x1B[34m", "\x1B[36m"};
-static char* normal_color = "\x1B[0m";
-
-typedef struct SvcInternal {
- // values extracted from options
- int scaling_factor_num[VPX_SS_MAX_LAYERS];
- int scaling_factor_den[VPX_SS_MAX_LAYERS];
- int quantizer[VPX_SS_MAX_LAYERS];
-
- // accumulated statistics
- double psnr_in_layer[VPX_SS_MAX_LAYERS];
- int bytes_in_layer[VPX_SS_MAX_LAYERS];
-
- // codec encoding values
- int width;
- int height;
-
- // state variables
- int encode_frame_count;
- int frame_within_gop;
- vpx_enc_frame_flags_t enc_frame_flags;
- int layers;
- int layer;
- int is_keyframe;
-
- size_t frame_size;
- size_t buffer_size;
- void* buffer;
-
- char message_buffer[2048];
- vpx_codec_ctx_t* codec_ctx;
-} SvcInternal;
-
-// One encoded frame layer
-struct LayerData {
- void* buf; // compressed data buffer
- size_t size; // length of compressed data
- struct LayerData* next;
-};
-
-// forward references
-static void svc_log_reset(SvcContext* svc_ctx);
-static int svc_log(SvcContext* svc_ctx, int level, char* fmt, ...);
-static vpx_codec_err_t svc_parse_input_parameters(SvcContext* svc_ctx);
-static int vpx_svc_dummy_frame(SvcContext* svc_ctx, SvcInternal* si);
-
-// create LayerData from encoder output
-static struct LayerData* ld_create(void* buf, size_t size) {
- struct LayerData* layer_data;
-
- layer_data = malloc(sizeof(struct LayerData));
- if (layer_data == NULL) {
- return NULL;
- }
- layer_data->buf = malloc(size);
- if (layer_data->buf == NULL) {
- return NULL;
- }
- memcpy(layer_data->buf, buf, size);
- layer_data->size = size;
- return layer_data;
-}
-
-// free LayerData
-static void ld_free(struct LayerData* layer_data) {
- if (layer_data->buf) {
- free(layer_data->buf);
- layer_data->buf = NULL;
- }
- free(layer_data);
-}
-
-// add layer data to list
-static void ld_list_add(struct LayerData** list, struct LayerData* layer_data) {
- struct LayerData** p = list;
-
- while (*p != NULL) p = &(*p)->next;
- *p = layer_data;
- layer_data->next = NULL;
-}
-
-// get accumulated size of layer data
-static size_t ld_list_get_buffer_size(struct LayerData* list) {
- struct LayerData* p;
- size_t size = 0;
-
- for (p = list; p != NULL; p = p->next) {
- size += p->size;
- }
- return size;
-}
-
-// copy layer data to buffer
-static void ld_list_copy_to_buffer(struct LayerData* list, uint8_t* buffer) {
- struct LayerData* p;
-
- for (p = list; p != NULL; p = p->next) {
- buffer[0] = 1;
- memcpy(buffer, p->buf, p->size);
- buffer += p->size;
- }
-}
-
-// free layer data list
-static void ld_list_free(struct LayerData* list) {
- struct LayerData* p = list;
-
- while (p) {
- list = list->next;
- ld_free(p);
- p = list;
- }
-}
-
-// Superframe Index
-#define SUPERFRAME_SLOTS (8)
-#define SUPERFRAME_BUFFER_SIZE (SUPERFRAME_SLOTS * sizeof(uint32_t) + 2)
-
-struct Superframe {
- int count;
- uint32_t sizes[SUPERFRAME_SLOTS];
- uint32_t magnitude;
- uint8_t buffer[SUPERFRAME_BUFFER_SIZE];
- size_t index_size;
-};
-
-static void sf_create_index(struct Superframe* sf) {
- uint8_t marker = 0xc0;
- int mag, mask;
- uint8_t* bufp;
- int i, j;
- int this_sz;
-
- if (sf->count == 0 || sf->count >= 8) return;
-
- /* Add the number of frames to the marker byte */
- marker |= sf->count - 1;
-
- /* Choose the magnitude */
- for (mag = 0, mask = 0xff; mag < 4; mag++) {
- if (sf->magnitude < mask) break;
- mask <<= 8;
- mask |= 0xff;
- }
- marker |= mag << 3;
-
- /* Write the index */
- sf->index_size = 2 + (mag + 1) * sf->count;
- bufp = sf->buffer;
-
- *bufp++ = marker;
- for (i = 0; i < sf->count; i++) {
- this_sz = sf->sizes[i];
-
- for (j = 0; j <= mag; j++) {
- *bufp++ = this_sz & 0xff;
- this_sz >>= 8;
- }
- }
- *bufp++ = marker;
-}
-
-static vpx_codec_err_t svc_invalid_scale_factor(SvcContext* svc_ctx) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "svc-scale-factors: invalid value\n");
- return VPX_CODEC_INVALID_PARAM;
-}
-
-static vpx_codec_err_t svc_parse_input_parameters(SvcContext* svc_ctx) {
- char* input_string;
- char* token;
- const char* delim = ",";
- char* save_ptr;
- int found;
- int i, q;
- int64_t num, den;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- // parse quantizer_values
- if (svc_ctx->quantizer_values == NULL ||
- strlen(svc_ctx->quantizer_values) == 0) {
- input_string = strdup(DEFAULT_QUANTIZER_VALUES);
- } else {
- input_string = strdup(svc_ctx->quantizer_values);
- }
-
- found = 0;
- token = strtok_r(input_string, delim, &save_ptr);
- for (i = 0; i < si->layers; i++) {
- if (token != NULL) {
- q = atoi(token);
- if (q <= 0 || q > 100) {
- svc_log(svc_ctx, SVC_LOG_ERROR,
- "svc-quantizer-values: invalid value\n");
- return VPX_CODEC_INVALID_PARAM;
- }
- token = strtok_r(NULL, delim, &save_ptr);
- found = i + 1;
- } else {
- q = 0;
- }
- si->quantizer[i + VPX_SS_MAX_LAYERS - si->layers] = q;
- }
- free(input_string);
- if (found != si->layers) {
- svc_log(svc_ctx, SVC_LOG_ERROR,
- "svc-quantizer-values: %d values required, but only %d specified\n",
- si->layers, found);
- return VPX_CODEC_INVALID_PARAM;
- }
-
- // parse scale_factors
- if (svc_ctx->scale_factors == NULL || strlen(svc_ctx->scale_factors) == 0) {
- input_string = strdup(DEFAULT_SCALE_FACTORS);
- } else {
- input_string = strdup(svc_ctx->scale_factors);
- }
- found = 0;
- token = strtok_r(input_string, delim, &save_ptr);
- for (i = 0; i < si->layers; i++) {
- num = den = 1;
- if (token != NULL) {
- num = strtol(token, &token, 10);
- if (num <= 0) return svc_invalid_scale_factor(svc_ctx);
- if (*token++ != '/') return svc_invalid_scale_factor(svc_ctx);
- den = strtol(token, &token, 10);
- if (den <= 0) return svc_invalid_scale_factor(svc_ctx);
-
- token = strtok_r(NULL, delim, &save_ptr);
- found = i + 1;
- }
- si->scaling_factor_num[i + VPX_SS_MAX_LAYERS - si->layers] = (int)num;
- si->scaling_factor_den[i + VPX_SS_MAX_LAYERS - si->layers] = (int)den;
- }
- free(input_string);
- if (found != si->layers) {
- svc_log(svc_ctx, SVC_LOG_ERROR,
- "svc-scale-factors: %d values required, but only %d specified\n",
- si->layers, found);
- return VPX_CODEC_INVALID_PARAM;
- }
- return VPX_CODEC_OK;
-}
-
-vpx_codec_err_t vpx_svc_init(SvcContext* svc_ctx, vpx_codec_ctx_t* codec_ctx,
- vpx_codec_iface_t* iface,
- vpx_codec_enc_cfg_t* enc_cfg) {
- int max_intra_size_pct;
- vpx_codec_err_t res;
- SvcInternal* si;
-
- if (svc_ctx->internal == NULL) {
- svc_ctx->internal = malloc(sizeof(SvcInternal));
- }
- si = (SvcInternal*)svc_ctx->internal;
- memset(si, 0, sizeof(SvcInternal));
- si->codec_ctx = codec_ctx;
-
- if (svc_ctx->spatial_layers < 1 ||
- svc_ctx->spatial_layers > VPX_SS_MAX_LAYERS) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "spatial layers: invalid value: %d\n",
- svc_ctx->spatial_layers);
- return VPX_CODEC_INVALID_PARAM;
- }
-
- if (svc_ctx->gop_size < 2) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "gop_size too small: %d\n",
- svc_ctx->gop_size);
- return VPX_CODEC_INVALID_PARAM;
- }
-
- si->width = enc_cfg->g_w;
- si->height = enc_cfg->g_h;
-
- // use SvcInternal value for number of layers to enable forcing one layer
- // for first frame
- si->layers = svc_ctx->spatial_layers;
-
- // parse quantizer values and scale factors
- res = svc_parse_input_parameters(svc_ctx);
- if (res != VPX_CODEC_OK) return res;
-
- // initialize encoder configuration
- enc_cfg->ss_number_layers = si->layers;
- // force single pass
- enc_cfg->g_pass = VPX_RC_ONE_PASS;
- // Lag in frames not currently supported
- enc_cfg->g_lag_in_frames = 0;
-
- // TODO(ivanmaltz): determine if these values need to be set explicitly for
- // svc, or if the normal default/override mechanism can be used
- enc_cfg->rc_dropframe_thresh = 0;
- enc_cfg->rc_end_usage = VPX_CBR;
- enc_cfg->rc_resize_allowed = 0;
- enc_cfg->rc_min_quantizer = 33;
- enc_cfg->rc_max_quantizer = 33;
- enc_cfg->rc_undershoot_pct = 100;
- enc_cfg->rc_overshoot_pct = 15;
- enc_cfg->rc_buf_initial_sz = 500;
- enc_cfg->rc_buf_optimal_sz = 600;
- enc_cfg->rc_buf_sz = 1000;
-
- enc_cfg->g_error_resilient = 1;
- enc_cfg->kf_mode = VPX_KF_DISABLED;
- enc_cfg->kf_min_dist = enc_cfg->kf_max_dist = 3000;
-
- // Initialize codec
- res = vpx_codec_enc_init(codec_ctx, iface, enc_cfg, VPX_CODEC_USE_PSNR);
- if (res != VPX_CODEC_OK) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "svc_enc_init error\n");
- return res;
- }
-
- vpx_codec_control(codec_ctx, VP9E_SET_SVC, 1);
-
- // Cap CPU & first I-frame size
- vpx_codec_control(codec_ctx, VP8E_SET_CPUUSED, 1);
- vpx_codec_control(codec_ctx, VP8E_SET_STATIC_THRESHOLD, 1);
- vpx_codec_control(codec_ctx, VP8E_SET_NOISE_SENSITIVITY, 1);
- vpx_codec_control(codec_ctx, VP8E_SET_TOKEN_PARTITIONS, 1);
-
- max_intra_size_pct =
- (int)(((double)enc_cfg->rc_buf_optimal_sz * 0.5) *
- ((double)enc_cfg->g_timebase.den / enc_cfg->g_timebase.num) / 10.0);
- vpx_codec_control(codec_ctx, VP8E_SET_MAX_INTRA_BITRATE_PCT,
- max_intra_size_pct);
- return VPX_CODEC_OK;
-}
-
-// SVC Algorithm flags - these get mapped to VP8_EFLAG_* defined in vp8cx.h
-
-// encoder should reference the last frame
-#define USE_LAST (1 << 0)
-
-// encoder should reference the alt ref frame
-#define USE_ARF (1 << 1)
-
-// encoder should reference the golden frame
-#define USE_GF (1 << 2)
-
-// encoder should copy current frame to the last frame buffer
-#define UPDATE_LAST (1 << 3)
-
-// encoder should copy current frame to the alt ref frame buffer
-#define UPDATE_ARF (1 << 4)
-
-// encoder should copy current frame to the golden frame
-#define UPDATE_GF (1 << 5)
-
-static int map_vp8_flags(int svc_flags) {
- int flags = 0;
-
- if (!(svc_flags & USE_LAST)) flags |= VP8_EFLAG_NO_REF_LAST;
-
- if (!(svc_flags & USE_ARF)) flags |= VP8_EFLAG_NO_REF_ARF;
-
- if (!(svc_flags & USE_GF)) flags |= VP8_EFLAG_NO_REF_GF;
-
- if (svc_flags & UPDATE_LAST) {
- // last is updated automatically
- } else {
- flags |= VP8_EFLAG_NO_UPD_LAST;
- }
-
- if (svc_flags & UPDATE_ARF) {
- flags |= VP8_EFLAG_FORCE_ARF;
- } else {
- flags |= VP8_EFLAG_NO_UPD_ARF;
- }
-
- if (svc_flags & UPDATE_GF) {
- flags |= VP8_EFLAG_FORCE_GF;
- } else {
- flags |= VP8_EFLAG_NO_UPD_GF;
- }
-
- return flags;
-}
-
-static void calculate_enc_frame_flags(SvcContext* svc_ctx) {
- vpx_enc_frame_flags_t flags = VPX_EFLAG_FORCE_KF;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- int is_keyframe = (si->frame_within_gop == 0);
-
- // keyframe layer zero is identical for all modes
- if ((is_keyframe && si->layer == 0) || vpx_svc_dummy_frame(svc_ctx, si)) {
- si->enc_frame_flags = VPX_EFLAG_FORCE_KF;
- return;
- }
-
- switch (svc_ctx->encoding_mode) {
- case ALT_INTER_LAYER_PREDICTION_IP:
- if (si->layer == 0) {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- } else if (is_keyframe) {
- if (si->layer == si->layers - 1) {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST);
- } else {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST | UPDATE_GF);
- }
- } else {
- flags = map_vp8_flags(USE_LAST | USE_ARF | UPDATE_LAST);
- }
- break;
- case INTER_LAYER_PREDICTION_I:
- if (si->layer == 0) {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- } else if (is_keyframe) {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST);
- } else {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- }
- break;
- case INTER_LAYER_PREDICTION_IP:
- if (si->layer == 0) {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- } else if (is_keyframe) {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST);
- } else {
- flags = map_vp8_flags(USE_LAST | USE_ARF | UPDATE_LAST);
- }
- break;
- case USE_GOLDEN_FRAME:
- if (2 * si->layers - SVC_REFERENCE_FRAMES <= si->layer) {
- if (si->layer == 0) {
- flags = map_vp8_flags(USE_LAST | USE_GF | UPDATE_LAST);
- } else if (is_keyframe) {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST | UPDATE_GF);
- } else {
- flags = map_vp8_flags(USE_LAST | USE_ARF | USE_GF | UPDATE_LAST);
- }
- } else {
- if (si->layer == 0) {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- } else if (is_keyframe) {
- flags = map_vp8_flags(USE_ARF | UPDATE_LAST);
- } else {
- flags = map_vp8_flags(USE_LAST | UPDATE_LAST);
- }
- }
- break;
- default:
- svc_log(svc_ctx, SVC_LOG_ERROR, "unexpected encoding mode: %d\n",
- svc_ctx->encoding_mode);
- break;
- }
- si->enc_frame_flags = flags;
-}
-
-vpx_codec_err_t svc_get_layer_resolution(SvcContext* svc_ctx, int layer,
- unsigned int* width,
- unsigned int* height) {
- int w, h, index, num, den;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- if (layer < 0 || layer >= si->layers) return VPX_CODEC_INVALID_PARAM;
-
- index = layer + VPX_SS_MAX_LAYERS - si->layers;
- num = si->scaling_factor_num[index];
- den = si->scaling_factor_den[index];
- if (num == 0 || den == 0) return VPX_CODEC_INVALID_PARAM;
-
- w = si->width * num / den;
- h = si->height * num / den;
-
- // make height and width even to make chrome player happy
- w += w % 2;
- h += h % 2;
-
- *width = w;
- *height = h;
-
- return VPX_CODEC_OK;
-}
-
-static void set_svc_parameters(SvcContext* svc_ctx,
- vpx_codec_ctx_t* codec_ctx) {
- int layer, layer_index;
- vpx_svc_parameters_t svc_params;
- int use_higher_layer;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- memset(&svc_params, 0, sizeof(svc_params));
- svc_params.layer = si->layer;
- svc_params.flags = si->enc_frame_flags;
-
- layer = si->layer;
- if (svc_ctx->encoding_mode == ALT_INTER_LAYER_PREDICTION_IP &&
- si->frame_within_gop == 0) {
- // layers 1 & 3 don't exist in this mode, use the higher one
- if (layer == 0 || layer == 2) {
- layer += 1;
- }
- }
- if (VPX_CODEC_OK != svc_get_layer_resolution(svc_ctx, layer,
- &svc_params.width,
- &svc_params.height)) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "svc_get_layer_resolution failed\n");
- }
- layer_index = layer + VPX_SS_MAX_LAYERS - si->layers;
- svc_params.min_quantizer = si->quantizer[layer_index];
- svc_params.max_quantizer = si->quantizer[layer_index];
- svc_params.distance_from_i_frame = si->frame_within_gop;
-
- // Use buffer i for layer i LST
- svc_params.lst_fb_idx = si->layer;
-
- // Use buffer i-1 for layer i Alt (Inter-layer prediction)
- if (si->layer != 0) {
- use_higher_layer =
- svc_ctx->encoding_mode == ALT_INTER_LAYER_PREDICTION_IP &&
- si->frame_within_gop == 0;
- svc_params.alt_fb_idx = use_higher_layer ? si->layer - 2 : si->layer - 1;
- }
-
- if (svc_ctx->encoding_mode == ALT_INTER_LAYER_PREDICTION_IP) {
- svc_params.gld_fb_idx = si->layer + 1;
- } else {
- if (si->layer < 2 * si->layers - SVC_REFERENCE_FRAMES)
- svc_params.gld_fb_idx = svc_params.lst_fb_idx;
- else
- svc_params.gld_fb_idx = 2 * si->layers - 1 - si->layer;
- }
-
- svc_log(svc_ctx, SVC_LOG_DEBUG, "%sSVC frame: %d, layer: %d, %dx%d, q: %d\n",
- svc_ctx->log_print ? colors[si->layer] : "", //
- si->encode_frame_count, si->layer, svc_params.width,
- svc_params.height, svc_params.min_quantizer);
-
- if (svc_params.flags == VPX_EFLAG_FORCE_KF) {
- svc_log(svc_ctx, SVC_LOG_DEBUG, "flags == VPX_EFLAG_FORCE_KF\n");
- } else {
- svc_log(
- svc_ctx, SVC_LOG_DEBUG, "Using: LST/GLD/ALT [%2d|%2d|%2d]\n",
- svc_params.flags & VP8_EFLAG_NO_REF_LAST ? -1 : svc_params.lst_fb_idx,
- svc_params.flags & VP8_EFLAG_NO_REF_GF ? -1 : svc_params.gld_fb_idx,
- svc_params.flags & VP8_EFLAG_NO_REF_ARF ? -1 : svc_params.alt_fb_idx);
- svc_log(
- svc_ctx, SVC_LOG_DEBUG, "Updating: LST/GLD/ALT [%2d|%2d|%2d]\n",
- svc_params.flags & VP8_EFLAG_NO_UPD_LAST ? -1 : svc_params.lst_fb_idx,
- svc_params.flags & VP8_EFLAG_NO_UPD_GF ? -1 : svc_params.gld_fb_idx,
- svc_params.flags & VP8_EFLAG_NO_UPD_ARF ? -1 : svc_params.alt_fb_idx);
- }
-
- vpx_codec_control(codec_ctx, VP9E_SET_SVC_PARAMETERS, &svc_params);
-}
-
-/**
- * Helper to check if the current frame is the first, full resolution dummy.
- */
-static int vpx_svc_dummy_frame(SvcContext* svc_ctx, SvcInternal* si) {
- return svc_ctx->first_frame_full_size == 1 && si->encode_frame_count == 0;
-}
-
-/**
- * Encode a frame into multiple layers
- * Create a superframe containing the individual layers
- */
-vpx_codec_err_t vpx_svc_encode(SvcContext* svc_ctx, vpx_codec_ctx_t* codec_ctx,
- struct vpx_image* rawimg, vpx_codec_pts_t pts,
- int64_t duration, int deadline) {
- vpx_codec_err_t res;
- vpx_codec_iter_t iter;
- const vpx_codec_cx_pkt_t* cx_pkt;
- struct LayerData* cx_layer_list = NULL;
- struct LayerData* layer_data;
- size_t frame_pkt_size;
- struct Superframe superframe;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- memset(&superframe, 0, sizeof(superframe));
- svc_log_reset(svc_ctx);
-
- si->layers = vpx_svc_dummy_frame(svc_ctx, si) ? 1 : svc_ctx->spatial_layers;
- if (si->frame_within_gop >= svc_ctx->gop_size ||
- si->encode_frame_count == 0 ||
- (si->encode_frame_count == 1 && svc_ctx->first_frame_full_size == 1)) {
- si->frame_within_gop = 0;
- }
- si->is_keyframe = (si->frame_within_gop == 0);
- si->frame_size = 0;
-
- svc_log(svc_ctx, SVC_LOG_DEBUG,
- "vpx_svc_encode layers: %d, frame_count: %d, frame_within_gop: %d\n",
- si->layers, si->encode_frame_count, si->frame_within_gop);
-
- // encode each layer
- for (si->layer = 0; si->layer < si->layers; si->layer++) {
- if (svc_ctx->encoding_mode == ALT_INTER_LAYER_PREDICTION_IP &&
- si->is_keyframe && (si->layer == 1 || si->layer == 3)) {
- svc_log(svc_ctx, SVC_LOG_DEBUG, "Skip encoding layer %d\n", si->layer);
- continue;
- }
- calculate_enc_frame_flags(svc_ctx);
-
- if (vpx_svc_dummy_frame(svc_ctx, si)) {
- // do not set svc parameters, use normal encode
- svc_log(svc_ctx, SVC_LOG_DEBUG, "encoding full size first frame\n");
- } else {
- set_svc_parameters(svc_ctx, codec_ctx);
- }
- res = vpx_codec_encode(codec_ctx, rawimg, pts, duration,
- si->enc_frame_flags, deadline);
- if (res != VPX_CODEC_OK) {
- return res;
- }
- // save compressed data
- iter = NULL;
- while ((cx_pkt = vpx_codec_get_cx_data(codec_ctx, &iter))) {
- switch (cx_pkt->kind) {
- case VPX_CODEC_CX_FRAME_PKT:
- frame_pkt_size = cx_pkt->data.frame.sz;
- if (!vpx_svc_dummy_frame(svc_ctx, si)) {
- si->bytes_in_layer[si->layer] += frame_pkt_size;
-
- svc_log(svc_ctx, SVC_LOG_DEBUG,
- "SVC frame: %d, layer: %d, size: %ld%s\n",
- si->encode_frame_count, si->layer, frame_pkt_size,
- svc_ctx->log_print ? normal_color : "");
- }
- layer_data = ld_create(cx_pkt->data.frame.buf, frame_pkt_size);
- if (layer_data == NULL) {
- svc_log(svc_ctx, SVC_LOG_ERROR, "Error allocating LayerData\n");
- return 0;
- }
- ld_list_add(&cx_layer_list, layer_data);
-
- // save layer size in superframe index
- superframe.sizes[superframe.count++] = frame_pkt_size;
- superframe.magnitude |= frame_pkt_size;
- break;
- case VPX_CODEC_PSNR_PKT:
- if (!vpx_svc_dummy_frame(svc_ctx, si)) {
- svc_log(svc_ctx, SVC_LOG_DEBUG,
- "%sSVC frame: %d, layer: %d, PSNR(Total/Y/U/V): "
- "%2.3f %2.3f %2.3f %2.3f \n",
- svc_ctx->log_print ? colors[si->layer] : "",
- si->encode_frame_count, si->layer,
- cx_pkt->data.psnr.psnr[0], cx_pkt->data.psnr.psnr[1],
- cx_pkt->data.psnr.psnr[2], cx_pkt->data.psnr.psnr[3]);
- si->psnr_in_layer[si->layer] += cx_pkt->data.psnr.psnr[0];
- }
- break;
- default:
- break;
- }
- }
- }
- // add superframe index to layer data list
- if (!vpx_svc_dummy_frame(svc_ctx, si)) {
- sf_create_index(&superframe);
- layer_data = ld_create(superframe.buffer, superframe.index_size);
- ld_list_add(&cx_layer_list, layer_data);
- }
- // get accumulated size of layer data
- si->frame_size = ld_list_get_buffer_size(cx_layer_list);
- if (si->frame_size == 0) return VPX_CODEC_ERROR;
-
- // all layers encoded, create single buffer with concatenated layers
- if (si->frame_size > si->buffer_size) {
- free(si->buffer);
- si->buffer = malloc(si->frame_size);
- si->buffer_size = si->frame_size;
- }
- // copy layer data into packet
- ld_list_copy_to_buffer(cx_layer_list, si->buffer);
-
- ld_list_free(cx_layer_list);
-
- svc_log(svc_ctx, SVC_LOG_DEBUG,
- "SVC frame: %d, kf: %d, size: %ld, pts: %ld\n",
- si->encode_frame_count, si->is_keyframe, si->frame_size, pts);
- si->frame_within_gop++;
- si->encode_frame_count++;
-
- return VPX_CODEC_OK;
-}
-
-char* svc_get_message(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- return si->message_buffer;
-}
-
-void* svc_get_buffer(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- return si->buffer;
-}
-
-int svc_get_frame_size(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- return si->frame_size;
-}
-
-int svc_get_encode_frame_count(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- return si->encode_frame_count;
-}
-
-int svc_is_keyframe(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- return (si->is_keyframe);
-}
-
-void svc_set_keyframe(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- si->frame_within_gop = 0;
-}
-
-void svc_dump_statistics(SvcContext* svc_ctx) {
- int number_of_frames, number_of_keyframes, encode_frame_count;
- int i;
- int bytes_total = 0;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- svc_log_reset(svc_ctx);
-
- encode_frame_count = si->encode_frame_count;
- if (svc_ctx->first_frame_full_size) encode_frame_count--;
- if (si->encode_frame_count <= 0) return;
-
- svc_log(svc_ctx, SVC_LOG_INFO, "\n");
- number_of_keyframes = encode_frame_count / svc_ctx->gop_size + 1;
- for (i = 0; i < si->layers; i++) {
- number_of_frames = encode_frame_count;
-
- if (svc_ctx->encoding_mode == ALT_INTER_LAYER_PREDICTION_IP &&
- (i == 1 || i == 3)) {
- number_of_frames -= number_of_keyframes;
- }
- svc_log(svc_ctx, SVC_LOG_INFO, "Layer %d PSNR=[%2.3f], Bytes=[%d]\n", i,
- (double)si->psnr_in_layer[i] / number_of_frames,
- si->bytes_in_layer[i]);
- bytes_total += si->bytes_in_layer[i];
- }
-
- // only display statistics once
- si->encode_frame_count = 0;
-
- svc_log(svc_ctx, SVC_LOG_INFO, "Total Bytes=[%d]\n", bytes_total);
-}
-
-static void svc_log_reset(SvcContext* svc_ctx) {
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
- si->message_buffer[0] = '\0';
-}
-
-static int svc_log(SvcContext* svc_ctx, int level, char* fmt, ...) {
- char buf[512];
- int retval = 0;
- va_list ap;
- SvcInternal* si = (SvcInternal*)svc_ctx->internal;
-
- if (level > svc_ctx->log_level) {
- return retval;
- }
-
- va_start(ap, fmt);
- retval = vsnprintf(buf, sizeof(buf), fmt, ap);
- va_end(ap);
-
- if (svc_ctx->log_print) {
- printf("%s", buf);
- } else {
- strncat(si->message_buffer, buf,
- sizeof(si->message_buffer) - strlen(si->message_buffer) - 1);
- }
-
- if (level == SVC_LOG_ERROR) {
- si->codec_ctx->err_detail = si->message_buffer;
- }
- return retval;
-}
diff --git a/vpx/svc_context.h b/vpx/svc_context.h
deleted file mode 100644
index a0653f0f2..000000000
--- a/vpx/svc_context.h
+++ /dev/null
@@ -1,62 +0,0 @@
-/**
- * SvcContext - input parameters and state to encode a multi-layered
- * spatial SVC frame
- */
-
-#ifndef VPX_SVC_CONTEXT_H_
-#define VPX_SVC_CONTEXT_H_
-
-typedef enum SVC_ENCODING_MODE {
- INTER_LAYER_PREDICTION_I,
- ALT_INTER_LAYER_PREDICTION_IP,
- INTER_LAYER_PREDICTION_IP,
- USE_GOLDEN_FRAME
-} SVC_ENCODING_MODE;
-
-typedef enum SVC_LOG_LEVEL {
- SVC_LOG_ERROR,
- SVC_LOG_INFO,
- SVC_LOG_DEBUG,
-} SVC_LOG_LEVEL;
-
-typedef struct {
- // public interface to svc_command options
- int enabled; // set to non-zero to enable svc encoding
- int spatial_layers; // number of layers
- int first_frame_full_size; // set to one to force first frame full size
- SVC_ENCODING_MODE encoding_mode; // svc encoding strategy
-
- // the following lists are ordered from highest resolution to lowest
- // if the strings are null, default values are used
- const char* quantizer_values; // quantizer values, e.g., "27,33,39,53,60"
- const char* scale_factors; // layer scale factors, e.g.,
- // "16/16,11/16,7/16,5/16,4/16"
- int gop_size; // distance between keyframes
-
- SVC_LOG_LEVEL log_level; // amount of information to display
- int log_print; // when set, printf log messages instead of returning the
- // message with svc_get_message
-
- // private storage for vpx_svc_encode
- void* internal;
-} SvcContext;
-
-vpx_codec_err_t vpx_svc_init(SvcContext* svc_ctx, vpx_codec_ctx_t* codec_ctx,
- vpx_codec_iface_t* iface,
- vpx_codec_enc_cfg_t* cfg);
-
-vpx_codec_err_t vpx_svc_encode(SvcContext* svc_ctx, vpx_codec_ctx_t* codec_ctx,
- struct vpx_image* rawimg, vpx_codec_pts_t pts,
- int64_t duration, int deadline);
-
-void svc_dump_statistics(SvcContext* svc_ctx);
-char* svc_get_message(SvcContext* svc_ctx);
-void* svc_get_buffer(SvcContext* svc_ctx);
-vpx_codec_err_t svc_get_layer_resolution(SvcContext* svc_ctx, int layer,
- unsigned int* width, unsigned int* height);
-int svc_get_frame_size(SvcContext* svc_ctx);
-int svc_get_encode_frame_count(SvcContext* svc_ctx);
-int svc_is_keyframe(SvcContext* svc_ctx);
-void svc_set_keyframe(SvcContext* svc_ctx);
-
-#endif /* VPX_SVC_CONTEXT_H_ */
diff --git a/vpx/vp8cx.h b/vpx/vp8cx.h
index 4bd71031e..92fdb004b 100644
--- a/vpx/vp8cx.h
+++ b/vpx/vp8cx.h
@@ -195,8 +195,13 @@ enum vp8e_enc_control_id {
VP9E_SET_TILE_ROWS,
VP9E_SET_FRAME_PARALLEL_DECODING,
+ VP9E_SET_WIDTH = 99,
+ VP9E_SET_HEIGHT,
+ VP9E_SET_LAYER,
VP9E_SET_SVC,
- VP9E_SET_SVC_PARAMETERS
+
+ VP9E_SET_MAX_Q,
+ VP9E_SET_MIN_Q
};
/*!\brief vpx 1-D scaling mode
@@ -278,23 +283,6 @@ typedef enum {
VP8_TUNE_SSIM
} vp8e_tuning;
-/*!\brief vp9 svc parameters
- *
- * This defines parameters for svc encoding.
- *
- */
-typedef struct vpx_svc_parameters {
- unsigned int width; /**< width of current spatial layer */
- unsigned int height; /**< height of current spatial layer */
- int layer; /**< current layer number - 0 = base */
- int flags; /**< encode frame flags */
- int max_quantizer; /**< max quantizer for current layer */
- int min_quantizer; /**< min quantizer for current layer */
- int distance_from_i_frame; /**< frame number within current gop */
- int lst_fb_idx; /**< last frame frame buffer index */
- int gld_fb_idx; /**< golden frame frame buffer index */
- int alt_fb_idx; /**< alt reference frame frame buffer index */
-} vpx_svc_parameters_t;
/*!\brief VP8 encoder control function parameter type
*
@@ -315,8 +303,11 @@ VPX_CTRL_USE_TYPE(VP8E_SET_ROI_MAP, vpx_roi_map_t *)
VPX_CTRL_USE_TYPE(VP8E_SET_ACTIVEMAP, vpx_active_map_t *)
VPX_CTRL_USE_TYPE(VP8E_SET_SCALEMODE, vpx_scaling_mode_t *)
+VPX_CTRL_USE_TYPE(VP9E_SET_LAYER, int *)
VPX_CTRL_USE_TYPE(VP9E_SET_SVC, int)
-VPX_CTRL_USE_TYPE(VP9E_SET_SVC_PARAMETERS, vpx_svc_parameters_t *)
+
+VPX_CTRL_USE_TYPE(VP9E_SET_WIDTH, unsigned int *)
+VPX_CTRL_USE_TYPE(VP9E_SET_HEIGHT, unsigned int *)
VPX_CTRL_USE_TYPE(VP8E_SET_CPUUSED, int)
VPX_CTRL_USE_TYPE(VP8E_SET_ENABLEAUTOALTREF, unsigned int)
@@ -343,6 +334,8 @@ VPX_CTRL_USE_TYPE(VP9E_SET_LOSSLESS, unsigned int)
VPX_CTRL_USE_TYPE(VP9E_SET_FRAME_PARALLEL_DECODING, unsigned int)
+VPX_CTRL_USE_TYPE(VP9E_SET_MAX_Q, unsigned int)
+VPX_CTRL_USE_TYPE(VP9E_SET_MIN_Q, unsigned int)
/*! @} - end defgroup vp8_encoder */
#ifdef __cplusplus
} // extern "C"
diff --git a/vpx/vpx_codec.mk b/vpx/vpx_codec.mk
index 549c24908..3d5510f66 100644
--- a/vpx/vpx_codec.mk
+++ b/vpx/vpx_codec.mk
@@ -15,8 +15,6 @@ API_SRCS-$(CONFIG_VP8_ENCODER) += vp8.h
API_SRCS-$(CONFIG_VP8_ENCODER) += vp8cx.h
API_DOC_SRCS-$(CONFIG_VP8_ENCODER) += vp8.h
API_DOC_SRCS-$(CONFIG_VP8_ENCODER) += vp8cx.h
-API_SRCS-$(CONFIG_VP9_ENCODER) += src/svc_encodeframe.c
-API_SRCS-$(CONFIG_VP9_ENCODER) += svc_context.h
API_SRCS-$(CONFIG_VP8_DECODER) += vp8.h
API_SRCS-$(CONFIG_VP8_DECODER) += vp8dx.h
generated by cgit v1.2.3 (git 2.25.1) at 2024-10-11 21:45:54 +0000