| /* |
| * Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| |
| #include "vpx/vpx_codec.h" |
| #include "vpx/internal/vpx_codec_internal.h" |
| #include "vpx_version.h" |
| #include "vp8/encoder/onyx_int.h" |
| #include "vpx/vp8e.h" |
| #include "vp8/encoder/firstpass.h" |
| #include "vp8/common/onyx.h" |
| #include <stdlib.h> |
| #include <string.h> |
| |
| /* This value is a sentinel for determining whether the user has set a mode |
| * directly through the deprecated VP8E_SET_ENCODING_MODE control. |
| */ |
| #define NO_MODE_SET 255 |
| |
| struct vp8_extracfg |
| { |
| struct vpx_codec_pkt_list *pkt_list; |
| vp8e_encoding_mode encoding_mode; /** best, good, realtime */ |
| int cpu_used; /** available cpu percentage in 1/16*/ |
| unsigned int enable_auto_alt_ref; /** if encoder decides to uses alternate reference frame */ |
| unsigned int noise_sensitivity; |
| unsigned int Sharpness; |
| unsigned int static_thresh; |
| unsigned int token_partitions; |
| unsigned int arnr_max_frames; /* alt_ref Noise Reduction Max Frame Count */ |
| unsigned int arnr_strength; /* alt_ref Noise Reduction Strength */ |
| unsigned int arnr_type; /* alt_ref filter type */ |
| vp8e_tuning tuning; |
| unsigned int cq_level; /* constrained quality level */ |
| |
| }; |
| |
| struct extraconfig_map |
| { |
| int usage; |
| struct vp8_extracfg cfg; |
| }; |
| |
| static const struct extraconfig_map extracfg_map[] = |
| { |
| { |
| 0, |
| { |
| NULL, |
| #if !(CONFIG_REALTIME_ONLY) |
| VP8_BEST_QUALITY_ENCODING, /* Encoding Mode */ |
| 0, /* cpu_used */ |
| #else |
| VP8_REAL_TIME_ENCODING, /* Encoding Mode */ |
| 4, /* cpu_used */ |
| #endif |
| 0, /* enable_auto_alt_ref */ |
| 0, /* noise_sensitivity */ |
| 0, /* Sharpness */ |
| 0, /* static_thresh */ |
| VP8_ONE_TOKENPARTITION, /* token_partitions */ |
| 0, /* arnr_max_frames */ |
| 3, /* arnr_strength */ |
| 3, /* arnr_type*/ |
| 0, /* tuning*/ |
| 10, /* cq_level */ |
| } |
| } |
| }; |
| |
| struct vpx_codec_alg_priv |
| { |
| vpx_codec_priv_t base; |
| vpx_codec_enc_cfg_t cfg; |
| struct vp8_extracfg vp8_cfg; |
| VP8_CONFIG oxcf; |
| VP8_PTR cpi; |
| unsigned char *cx_data; |
| unsigned int cx_data_sz; |
| vpx_image_t preview_img; |
| unsigned int next_frame_flag; |
| vp8_postproc_cfg_t preview_ppcfg; |
| vpx_codec_pkt_list_decl(64) pkt_list; // changed to accomendate the maximum number of lagged frames allowed |
| int deprecated_mode; |
| unsigned int fixed_kf_cntr; |
| }; |
| |
| |
| static vpx_codec_err_t |
| update_error_state(vpx_codec_alg_priv_t *ctx, |
| const struct vpx_internal_error_info *error) |
| { |
| vpx_codec_err_t res; |
| |
| if ((res = error->error_code)) |
| ctx->base.err_detail = error->has_detail |
| ? error->detail |
| : NULL; |
| |
| return res; |
| } |
| |
| |
| #undef ERROR |
| #define ERROR(str) do {\ |
| ctx->base.err_detail = str;\ |
| return VPX_CODEC_INVALID_PARAM;\ |
| } while(0) |
| |
| #define RANGE_CHECK(p,memb,lo,hi) do {\ |
| if(!(((p)->memb == lo || (p)->memb > (lo)) && (p)->memb <= hi)) \ |
| ERROR(#memb " out of range ["#lo".."#hi"]");\ |
| } while(0) |
| |
| #define RANGE_CHECK_HI(p,memb,hi) do {\ |
| if(!((p)->memb <= (hi))) \ |
| ERROR(#memb " out of range [.."#hi"]");\ |
| } while(0) |
| |
| #define RANGE_CHECK_LO(p,memb,lo) do {\ |
| if(!((p)->memb >= (lo))) \ |
| ERROR(#memb " out of range ["#lo"..]");\ |
| } while(0) |
| |
| #define RANGE_CHECK_BOOL(p,memb) do {\ |
| if(!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean");\ |
| } while(0) |
| |
| static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx, |
| const vpx_codec_enc_cfg_t *cfg, |
| const struct vp8_extracfg *vp8_cfg) |
| { |
| RANGE_CHECK(cfg, g_w, 1, 16384); |
| RANGE_CHECK(cfg, g_h, 1, 16384); |
| RANGE_CHECK(cfg, g_timebase.den, 1, 1000000000); |
| RANGE_CHECK(cfg, g_timebase.num, 1, cfg->g_timebase.den); |
| RANGE_CHECK_HI(cfg, g_profile, 3); |
| RANGE_CHECK_HI(cfg, rc_max_quantizer, 63); |
| RANGE_CHECK_HI(cfg, rc_min_quantizer, cfg->rc_max_quantizer); |
| RANGE_CHECK_HI(cfg, g_threads, 64); |
| #if !(CONFIG_REALTIME_ONLY) |
| RANGE_CHECK_HI(cfg, g_lag_in_frames, 25); |
| #else |
| RANGE_CHECK_HI(cfg, g_lag_in_frames, 0); |
| #endif |
| RANGE_CHECK(cfg, rc_end_usage, VPX_VBR, VPX_CQ); |
| RANGE_CHECK_HI(cfg, rc_undershoot_pct, 100); |
| RANGE_CHECK_HI(cfg, rc_2pass_vbr_bias_pct, 100); |
| RANGE_CHECK(cfg, kf_mode, VPX_KF_DISABLED, VPX_KF_AUTO); |
| //RANGE_CHECK_BOOL(cfg, g_delete_firstpassfile); |
| RANGE_CHECK_BOOL(cfg, rc_resize_allowed); |
| RANGE_CHECK_HI(cfg, rc_dropframe_thresh, 100); |
| RANGE_CHECK_HI(cfg, rc_resize_up_thresh, 100); |
| RANGE_CHECK_HI(cfg, rc_resize_down_thresh, 100); |
| #if !(CONFIG_REALTIME_ONLY) |
| RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_LAST_PASS); |
| #else |
| RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS); |
| #endif |
| |
| /* VP8 does not support a lower bound on the keyframe interval in |
| * automatic keyframe placement mode. |
| */ |
| if (cfg->kf_mode != VPX_KF_DISABLED && cfg->kf_min_dist != cfg->kf_max_dist |
| && cfg->kf_min_dist > 0) |
| ERROR("kf_min_dist not supported in auto mode, use 0 " |
| "or kf_max_dist instead."); |
| |
| RANGE_CHECK_BOOL(vp8_cfg, enable_auto_alt_ref); |
| #if !(CONFIG_REALTIME_ONLY) |
| RANGE_CHECK(vp8_cfg, encoding_mode, VP8_BEST_QUALITY_ENCODING, VP8_REAL_TIME_ENCODING); |
| RANGE_CHECK(vp8_cfg, cpu_used, -16, 16); |
| RANGE_CHECK_HI(vp8_cfg, noise_sensitivity, 6); |
| #else |
| RANGE_CHECK(vp8_cfg, encoding_mode, VP8_REAL_TIME_ENCODING, VP8_REAL_TIME_ENCODING); |
| |
| if (!((vp8_cfg->cpu_used >= -16 && vp8_cfg->cpu_used <= -4) || (vp8_cfg->cpu_used >= 4 && vp8_cfg->cpu_used <= 16))) |
| ERROR("cpu_used out of range [-16..-4] or [4..16]"); |
| |
| RANGE_CHECK(vp8_cfg, noise_sensitivity, 0, 0); |
| #endif |
| |
| RANGE_CHECK(vp8_cfg, token_partitions, VP8_ONE_TOKENPARTITION, VP8_EIGHT_TOKENPARTITION); |
| RANGE_CHECK_HI(vp8_cfg, Sharpness, 7); |
| RANGE_CHECK(vp8_cfg, arnr_max_frames, 0, 15); |
| RANGE_CHECK_HI(vp8_cfg, arnr_strength, 6); |
| RANGE_CHECK(vp8_cfg, arnr_type, 1, 3); |
| RANGE_CHECK(vp8_cfg, cq_level, 0, 63); |
| |
| #if !(CONFIG_REALTIME_ONLY) |
| if (cfg->g_pass == VPX_RC_LAST_PASS) |
| { |
| int mb_r = (cfg->g_h + 15) / 16; |
| int mb_c = (cfg->g_w + 15) / 16; |
| size_t packet_sz = vp8_firstpass_stats_sz(mb_r * mb_c); |
| int n_packets = cfg->rc_twopass_stats_in.sz / packet_sz; |
| FIRSTPASS_STATS *stats; |
| |
| if (!cfg->rc_twopass_stats_in.buf) |
| ERROR("rc_twopass_stats_in.buf not set."); |
| |
| if (cfg->rc_twopass_stats_in.sz % packet_sz) |
| ERROR("rc_twopass_stats_in.sz indicates truncated packet."); |
| |
| if (cfg->rc_twopass_stats_in.sz < 2 * packet_sz) |
| ERROR("rc_twopass_stats_in requires at least two packets."); |
| |
| stats = (void*)((char *)cfg->rc_twopass_stats_in.buf |
| + (n_packets - 1) * packet_sz); |
| |
| if ((int)(stats->count + 0.5) != n_packets - 1) |
| ERROR("rc_twopass_stats_in missing EOS stats packet"); |
| } |
| #endif |
| |
| return VPX_CODEC_OK; |
| } |
| |
| |
| static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx, |
| const vpx_image_t *img) |
| { |
| switch (img->fmt) |
| { |
| case VPX_IMG_FMT_YV12: |
| case VPX_IMG_FMT_I420: |
| case VPX_IMG_FMT_VPXI420: |
| case VPX_IMG_FMT_VPXYV12: |
| break; |
| default: |
| ERROR("Invalid image format. Only YV12 and I420 images are supported"); |
| } |
| |
| if ((img->d_w != ctx->cfg.g_w) || (img->d_h != ctx->cfg.g_h)) |
| ERROR("Image size must match encoder init configuration size"); |
| |
| return VPX_CODEC_OK; |
| } |
| |
| |
| static vpx_codec_err_t set_vp8e_config(VP8_CONFIG *oxcf, |
| vpx_codec_enc_cfg_t cfg, |
| struct vp8_extracfg vp8_cfg) |
| { |
| oxcf->multi_threaded = cfg.g_threads; |
| oxcf->Version = cfg.g_profile; |
| |
| oxcf->Width = cfg.g_w; |
| oxcf->Height = cfg.g_h; |
| /* guess a frame rate if out of whack, use 30 */ |
| oxcf->frame_rate = (double)(cfg.g_timebase.den) / (double)(cfg.g_timebase.num); |
| |
| if (oxcf->frame_rate > 180) |
| { |
| oxcf->frame_rate = 30; |
| } |
| |
| oxcf->error_resilient_mode = cfg.g_error_resilient; |
| |
| switch (cfg.g_pass) |
| { |
| case VPX_RC_ONE_PASS: |
| oxcf->Mode = MODE_BESTQUALITY; |
| break; |
| case VPX_RC_FIRST_PASS: |
| oxcf->Mode = MODE_FIRSTPASS; |
| break; |
| case VPX_RC_LAST_PASS: |
| oxcf->Mode = MODE_SECONDPASS_BEST; |
| break; |
| } |
| |
| if (cfg.g_pass == VPX_RC_FIRST_PASS) |
| { |
| oxcf->allow_lag = 0; |
| oxcf->lag_in_frames = 0; |
| } |
| else |
| { |
| oxcf->allow_lag = (cfg.g_lag_in_frames) > 0; |
| oxcf->lag_in_frames = cfg.g_lag_in_frames; |
| } |
| |
| oxcf->allow_df = (cfg.rc_dropframe_thresh > 0); |
| oxcf->drop_frames_water_mark = cfg.rc_dropframe_thresh; |
| |
| oxcf->allow_spatial_resampling = cfg.rc_resize_allowed; |
| oxcf->resample_up_water_mark = cfg.rc_resize_up_thresh; |
| oxcf->resample_down_water_mark = cfg.rc_resize_down_thresh; |
| |
| if (cfg.rc_end_usage == VPX_VBR) |
| { |
| oxcf->end_usage = USAGE_LOCAL_FILE_PLAYBACK; |
| } |
| else if (cfg.rc_end_usage == VPX_CBR) |
| { |
| oxcf->end_usage = USAGE_STREAM_FROM_SERVER; |
| } |
| else if (cfg.rc_end_usage == VPX_CQ) |
| { |
| oxcf->end_usage = USAGE_CONSTRAINED_QUALITY; |
| } |
| |
| oxcf->target_bandwidth = cfg.rc_target_bitrate; |
| |
| oxcf->best_allowed_q = cfg.rc_min_quantizer; |
| oxcf->worst_allowed_q = cfg.rc_max_quantizer; |
| oxcf->cq_level = vp8_cfg.cq_level; |
| oxcf->fixed_q = -1; |
| |
| oxcf->under_shoot_pct = cfg.rc_undershoot_pct; |
| //oxcf->over_shoot_pct = cfg.rc_overshoot_pct; |
| |
| oxcf->maximum_buffer_size = cfg.rc_buf_sz; |
| oxcf->starting_buffer_level = cfg.rc_buf_initial_sz; |
| oxcf->optimal_buffer_level = cfg.rc_buf_optimal_sz; |
| |
| oxcf->two_pass_vbrbias = cfg.rc_2pass_vbr_bias_pct; |
| oxcf->two_pass_vbrmin_section = cfg.rc_2pass_vbr_minsection_pct; |
| oxcf->two_pass_vbrmax_section = cfg.rc_2pass_vbr_maxsection_pct; |
| |
| oxcf->auto_key = cfg.kf_mode == VPX_KF_AUTO |
| && cfg.kf_min_dist != cfg.kf_max_dist; |
| //oxcf->kf_min_dist = cfg.kf_min_dis; |
| oxcf->key_freq = cfg.kf_max_dist; |
| |
| //oxcf->delete_first_pass_file = cfg.g_delete_firstpassfile; |
| //strcpy(oxcf->first_pass_file, cfg.g_firstpass_file); |
| |
| oxcf->cpu_used = vp8_cfg.cpu_used; |
| oxcf->encode_breakout = vp8_cfg.static_thresh; |
| oxcf->play_alternate = vp8_cfg.enable_auto_alt_ref; |
| oxcf->noise_sensitivity = vp8_cfg.noise_sensitivity; |
| oxcf->Sharpness = vp8_cfg.Sharpness; |
| oxcf->token_partitions = vp8_cfg.token_partitions; |
| |
| oxcf->two_pass_stats_in = cfg.rc_twopass_stats_in; |
| oxcf->output_pkt_list = vp8_cfg.pkt_list; |
| |
| oxcf->arnr_max_frames = vp8_cfg.arnr_max_frames; |
| oxcf->arnr_strength = vp8_cfg.arnr_strength; |
| oxcf->arnr_type = vp8_cfg.arnr_type; |
| |
| oxcf->tuning = vp8_cfg.tuning; |
| |
| /* |
| printf("Current VP8 Settings: \n"); |
| printf("target_bandwidth: %d\n", oxcf->target_bandwidth); |
| printf("noise_sensitivity: %d\n", oxcf->noise_sensitivity); |
| printf("Sharpness: %d\n", oxcf->Sharpness); |
| printf("cpu_used: %d\n", oxcf->cpu_used); |
| printf("Mode: %d\n", oxcf->Mode); |
| printf("delete_first_pass_file: %d\n", oxcf->delete_first_pass_file); |
| printf("auto_key: %d\n", oxcf->auto_key); |
| printf("key_freq: %d\n", oxcf->key_freq); |
| printf("end_usage: %d\n", oxcf->end_usage); |
| printf("under_shoot_pct: %d\n", oxcf->under_shoot_pct); |
| printf("starting_buffer_level: %d\n", oxcf->starting_buffer_level); |
| printf("optimal_buffer_level: %d\n", oxcf->optimal_buffer_level); |
| printf("maximum_buffer_size: %d\n", oxcf->maximum_buffer_size); |
| printf("fixed_q: %d\n", oxcf->fixed_q); |
| printf("worst_allowed_q: %d\n", oxcf->worst_allowed_q); |
| printf("best_allowed_q: %d\n", oxcf->best_allowed_q); |
| printf("allow_spatial_resampling: %d\n", oxcf->allow_spatial_resampling); |
| printf("resample_down_water_mark: %d\n", oxcf->resample_down_water_mark); |
| printf("resample_up_water_mark: %d\n", oxcf->resample_up_water_mark); |
| printf("allow_df: %d\n", oxcf->allow_df); |
| printf("drop_frames_water_mark: %d\n", oxcf->drop_frames_water_mark); |
| printf("two_pass_vbrbias: %d\n", oxcf->two_pass_vbrbias); |
| printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section); |
| printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section); |
| printf("allow_lag: %d\n", oxcf->allow_lag); |
| printf("lag_in_frames: %d\n", oxcf->lag_in_frames); |
| printf("play_alternate: %d\n", oxcf->play_alternate); |
| printf("Version: %d\n", oxcf->Version); |
| printf("multi_threaded: %d\n", oxcf->multi_threaded); |
| printf("encode_breakout: %d\n", oxcf->encode_breakout); |
| */ |
| return VPX_CODEC_OK; |
| } |
| |
| static vpx_codec_err_t vp8e_set_config(vpx_codec_alg_priv_t *ctx, |
| const vpx_codec_enc_cfg_t *cfg) |
| { |
| vpx_codec_err_t res; |
| |
| if ((cfg->g_w != ctx->cfg.g_w) || (cfg->g_h != ctx->cfg.g_h)) |
| ERROR("Cannot change width or height after initialization"); |
| |
| /* Prevent increasing lag_in_frames. This check is stricter than it needs |
| * to be -- the limit is not increasing past the first lag_in_frames |
| * value, but we don't track the initial config, only the last successful |
| * config. |
| */ |
| if ((cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames)) |
| ERROR("Cannot increase lag_in_frames"); |
| |
| res = validate_config(ctx, cfg, &ctx->vp8_cfg); |
| |
| if (!res) |
| { |
| ctx->cfg = *cfg; |
| set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg); |
| vp8_change_config(ctx->cpi, &ctx->oxcf); |
| } |
| |
| return res; |
| } |
| |
| |
| int vp8_reverse_trans(int); |
| |
| |
| static vpx_codec_err_t get_param(vpx_codec_alg_priv_t *ctx, |
| int ctrl_id, |
| va_list args) |
| { |
| void *arg = va_arg(args, void *); |
| |
| #define MAP(id, var) case id: *(RECAST(id, arg)) = var; break |
| |
| if (!arg) |
| return VPX_CODEC_INVALID_PARAM; |
| |
| switch (ctrl_id) |
| { |
| MAP(VP8E_GET_LAST_QUANTIZER, vp8_get_quantizer(ctx->cpi)); |
| MAP(VP8E_GET_LAST_QUANTIZER_64, vp8_reverse_trans(vp8_get_quantizer(ctx->cpi))); |
| } |
| |
| return VPX_CODEC_OK; |
| #undef MAP |
| } |
| |
| |
| static vpx_codec_err_t set_param(vpx_codec_alg_priv_t *ctx, |
| int ctrl_id, |
| va_list args) |
| { |
| vpx_codec_err_t res = VPX_CODEC_OK; |
| struct vp8_extracfg xcfg = ctx->vp8_cfg; |
| |
| #define MAP(id, var) case id: var = CAST(id, args); break; |
| |
| switch (ctrl_id) |
| { |
| MAP(VP8E_SET_ENCODING_MODE, ctx->deprecated_mode); |
| MAP(VP8E_SET_CPUUSED, xcfg.cpu_used); |
| MAP(VP8E_SET_ENABLEAUTOALTREF, xcfg.enable_auto_alt_ref); |
| MAP(VP8E_SET_NOISE_SENSITIVITY, xcfg.noise_sensitivity); |
| MAP(VP8E_SET_SHARPNESS, xcfg.Sharpness); |
| MAP(VP8E_SET_STATIC_THRESHOLD, xcfg.static_thresh); |
| MAP(VP8E_SET_TOKEN_PARTITIONS, xcfg.token_partitions); |
| |
| MAP(VP8E_SET_ARNR_MAXFRAMES, xcfg.arnr_max_frames); |
| MAP(VP8E_SET_ARNR_STRENGTH , xcfg.arnr_strength); |
| MAP(VP8E_SET_ARNR_TYPE , xcfg.arnr_type); |
| MAP(VP8E_SET_TUNING, xcfg.tuning); |
| MAP(VP8E_SET_CQ_LEVEL, xcfg.cq_level); |
| |
| } |
| |
| res = validate_config(ctx, &ctx->cfg, &xcfg); |
| |
| if (!res) |
| { |
| ctx->vp8_cfg = xcfg; |
| set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg); |
| vp8_change_config(ctx->cpi, &ctx->oxcf); |
| } |
| |
| return res; |
| #undef MAP |
| } |
| static vpx_codec_err_t vp8e_init(vpx_codec_ctx_t *ctx) |
| { |
| vpx_codec_err_t res = VPX_DEC_OK; |
| struct vpx_codec_alg_priv *priv; |
| vpx_codec_enc_cfg_t *cfg; |
| unsigned int i; |
| |
| VP8_PTR optr; |
| |
| if (!ctx->priv) |
| { |
| priv = calloc(1, sizeof(struct vpx_codec_alg_priv)); |
| |
| if (!priv) |
| { |
| return VPX_CODEC_MEM_ERROR; |
| } |
| |
| ctx->priv = &priv->base; |
| ctx->priv->sz = sizeof(*ctx->priv); |
| ctx->priv->iface = ctx->iface; |
| ctx->priv->alg_priv = priv; |
| ctx->priv->init_flags = ctx->init_flags; |
| |
| if (ctx->config.enc) |
| { |
| /* Update the reference to the config structure to an |
| * internal copy. |
| */ |
| ctx->priv->alg_priv->cfg = *ctx->config.enc; |
| ctx->config.enc = &ctx->priv->alg_priv->cfg; |
| } |
| |
| cfg = &ctx->priv->alg_priv->cfg; |
| |
| /* Select the extra vp6 configuration table based on the current |
| * usage value. If the current usage value isn't found, use the |
| * values for usage case 0. |
| */ |
| for (i = 0; |
| extracfg_map[i].usage && extracfg_map[i].usage != cfg->g_usage; |
| i++); |
| |
| priv->vp8_cfg = extracfg_map[i].cfg; |
| priv->vp8_cfg.pkt_list = &priv->pkt_list.head; |
| |
| priv->cx_data_sz = priv->cfg.g_w * priv->cfg.g_h * 3 / 2 * 2; |
| |
| if (priv->cx_data_sz < 4096) priv->cx_data_sz = 4096; |
| |
| priv->cx_data = malloc(priv->cx_data_sz); |
| |
| if (!priv->cx_data) |
| { |
| return VPX_CODEC_MEM_ERROR; |
| } |
| |
| priv->deprecated_mode = NO_MODE_SET; |
| |
| vp8_initialize(); |
| |
| res = validate_config(priv, &priv->cfg, &priv->vp8_cfg); |
| |
| if (!res) |
| { |
| set_vp8e_config(&ctx->priv->alg_priv->oxcf, |
| ctx->priv->alg_priv->cfg, |
| ctx->priv->alg_priv->vp8_cfg); |
| optr = vp8_create_compressor(&ctx->priv->alg_priv->oxcf); |
| |
| if (!optr) |
| res = VPX_CODEC_MEM_ERROR; |
| else |
| ctx->priv->alg_priv->cpi = optr; |
| } |
| } |
| |
| return res; |
| } |
| |
| static vpx_codec_err_t vp8e_destroy(vpx_codec_alg_priv_t *ctx) |
| { |
| |
| free(ctx->cx_data); |
| vp8_remove_compressor(&ctx->cpi); |
| free(ctx); |
| return VPX_CODEC_OK; |
| } |
| |
| static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img, |
| YV12_BUFFER_CONFIG *yv12) |
| { |
| vpx_codec_err_t res = VPX_CODEC_OK; |
| yv12->y_buffer = img->planes[VPX_PLANE_Y]; |
| yv12->u_buffer = img->planes[VPX_PLANE_U]; |
| yv12->v_buffer = img->planes[VPX_PLANE_V]; |
| |
| yv12->y_width = img->d_w; |
| yv12->y_height = img->d_h; |
| yv12->uv_width = (1 + yv12->y_width) / 2; |
| yv12->uv_height = (1 + yv12->y_height) / 2; |
| |
| yv12->y_stride = img->stride[VPX_PLANE_Y]; |
| yv12->uv_stride = img->stride[VPX_PLANE_U]; |
| |
| yv12->border = (img->stride[VPX_PLANE_Y] - img->w) / 2; |
| yv12->clrtype = (img->fmt == VPX_IMG_FMT_VPXI420 || img->fmt == VPX_IMG_FMT_VPXYV12); //REG_YUV = 0 |
| return res; |
| } |
| |
| static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx, |
| unsigned long duration, |
| unsigned long deadline) |
| { |
| unsigned int new_qc; |
| |
| #if !(CONFIG_REALTIME_ONLY) |
| /* Use best quality mode if no deadline is given. */ |
| new_qc = MODE_BESTQUALITY; |
| |
| if (deadline) |
| { |
| uint64_t duration_us; |
| |
| /* Convert duration parameter from stream timebase to microseconds */ |
| duration_us = (uint64_t)duration * 1000000 |
| * (uint64_t)ctx->cfg.g_timebase.num |
| / (uint64_t)ctx->cfg.g_timebase.den; |
| |
| /* If the deadline is more that the duration this frame is to be shown, |
| * use good quality mode. Otherwise use realtime mode. |
| */ |
| new_qc = (deadline > duration_us) ? MODE_GOODQUALITY : MODE_REALTIME; |
| } |
| |
| #else |
| new_qc = MODE_REALTIME; |
| #endif |
| |
| switch (ctx->deprecated_mode) |
| { |
| case VP8_BEST_QUALITY_ENCODING: |
| new_qc = MODE_BESTQUALITY; |
| break; |
| case VP8_GOOD_QUALITY_ENCODING: |
| new_qc = MODE_GOODQUALITY; |
| break; |
| case VP8_REAL_TIME_ENCODING: |
| new_qc = MODE_REALTIME; |
| break; |
| } |
| |
| if (ctx->cfg.g_pass == VPX_RC_FIRST_PASS) |
| new_qc = MODE_FIRSTPASS; |
| else if (ctx->cfg.g_pass == VPX_RC_LAST_PASS) |
| new_qc = (new_qc == MODE_BESTQUALITY) |
| ? MODE_SECONDPASS_BEST |
| : MODE_SECONDPASS; |
| |
| if (ctx->oxcf.Mode != new_qc) |
| { |
| ctx->oxcf.Mode = new_qc; |
| vp8_change_config(ctx->cpi, &ctx->oxcf); |
| } |
| } |
| |
| |
| static vpx_codec_err_t vp8e_encode(vpx_codec_alg_priv_t *ctx, |
| const vpx_image_t *img, |
| vpx_codec_pts_t pts, |
| unsigned long duration, |
| vpx_enc_frame_flags_t flags, |
| unsigned long deadline) |
| { |
| vpx_codec_err_t res = VPX_CODEC_OK; |
| |
| if (img) |
| res = validate_img(ctx, img); |
| |
| pick_quickcompress_mode(ctx, duration, deadline); |
| vpx_codec_pkt_list_init(&ctx->pkt_list); |
| |
| /* Handle Flags */ |
| if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF)) |
| || ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF))) |
| { |
| ctx->base.err_detail = "Conflicting flags."; |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| |
| if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF |
| | VP8_EFLAG_NO_REF_ARF)) |
| { |
| int ref = 7; |
| |
| if (flags & VP8_EFLAG_NO_REF_LAST) |
| ref ^= VP8_LAST_FLAG; |
| |
| if (flags & VP8_EFLAG_NO_REF_GF) |
| ref ^= VP8_GOLD_FLAG; |
| |
| if (flags & VP8_EFLAG_NO_REF_ARF) |
| ref ^= VP8_ALT_FLAG; |
| |
| vp8_use_as_reference(ctx->cpi, ref); |
| } |
| |
| if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF |
| | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF |
| | VP8_EFLAG_FORCE_ARF)) |
| { |
| int upd = 7; |
| |
| if (flags & VP8_EFLAG_NO_UPD_LAST) |
| upd ^= VP8_LAST_FLAG; |
| |
| if (flags & VP8_EFLAG_NO_UPD_GF) |
| upd ^= VP8_GOLD_FLAG; |
| |
| if (flags & VP8_EFLAG_NO_UPD_ARF) |
| upd ^= VP8_ALT_FLAG; |
| |
| vp8_update_reference(ctx->cpi, upd); |
| } |
| |
| if (flags & VP8_EFLAG_NO_UPD_ENTROPY) |
| { |
| vp8_update_entropy(ctx->cpi, 0); |
| } |
| |
| /* Handle fixed keyframe intervals */ |
| if (ctx->cfg.kf_mode == VPX_KF_AUTO |
| && ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist) |
| { |
| if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist) |
| { |
| flags |= VPX_EFLAG_FORCE_KF; |
| ctx->fixed_kf_cntr = 1; |
| } |
| } |
| |
| /* Initialize the encoder instance on the first frame*/ |
| if (!res && ctx->cpi) |
| { |
| unsigned int lib_flags; |
| YV12_BUFFER_CONFIG sd; |
| INT64 dst_time_stamp, dst_end_time_stamp; |
| unsigned long size, cx_data_sz; |
| unsigned char *cx_data; |
| |
| /* Set up internal flags */ |
| if (ctx->base.init_flags & VPX_CODEC_USE_PSNR) |
| ((VP8_COMP *)ctx->cpi)->b_calculate_psnr = 1; |
| |
| /* Convert API flags to internal codec lib flags */ |
| lib_flags = (flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0; |
| |
| /* vp8 use 10,000,000 ticks/second as time stamp */ |
| dst_time_stamp = pts * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den; |
| dst_end_time_stamp = (pts + duration) * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den; |
| |
| if (img != NULL) |
| { |
| res = image2yuvconfig(img, &sd); |
| |
| if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags, |
| &sd, dst_time_stamp, dst_end_time_stamp)) |
| { |
| VP8_COMP *cpi = (VP8_COMP *)ctx->cpi; |
| res = update_error_state(ctx, &cpi->common.error); |
| } |
| |
| /* reset for next frame */ |
| ctx->next_frame_flag = 0; |
| } |
| |
| cx_data = ctx->cx_data; |
| cx_data_sz = ctx->cx_data_sz; |
| lib_flags = 0; |
| |
| while (cx_data_sz >= ctx->cx_data_sz / 2 |
| && -1 != vp8_get_compressed_data(ctx->cpi, &lib_flags, &size, cx_data, &dst_time_stamp, &dst_end_time_stamp, !img)) |
| { |
| if (size) |
| { |
| vpx_codec_pts_t round, delta; |
| vpx_codec_cx_pkt_t pkt; |
| VP8_COMP *cpi = (VP8_COMP *)ctx->cpi; |
| |
| /* Add the frame packet to the list of returned packets. */ |
| round = 1000000 * ctx->cfg.g_timebase.num / 2 - 1; |
| delta = (dst_end_time_stamp - dst_time_stamp); |
| pkt.kind = VPX_CODEC_CX_FRAME_PKT; |
| pkt.data.frame.buf = cx_data; |
| pkt.data.frame.sz = size; |
| pkt.data.frame.pts = |
| (dst_time_stamp * ctx->cfg.g_timebase.den + round) |
| / ctx->cfg.g_timebase.num / 10000000; |
| pkt.data.frame.duration = |
| (delta * ctx->cfg.g_timebase.den + round) |
| / ctx->cfg.g_timebase.num / 10000000; |
| pkt.data.frame.flags = lib_flags << 16; |
| |
| if (lib_flags & FRAMEFLAGS_KEY) |
| pkt.data.frame.flags |= VPX_FRAME_IS_KEY; |
| |
| if (!cpi->common.show_frame) |
| { |
| pkt.data.frame.flags |= VPX_FRAME_IS_INVISIBLE; |
| |
| // This timestamp should be as close as possible to the |
| // prior PTS so that if a decoder uses pts to schedule when |
| // to do this, we start right after last frame was decoded. |
| // Invisible frames have no duration. |
| pkt.data.frame.pts = ((cpi->last_time_stamp_seen |
| * ctx->cfg.g_timebase.den + round) |
| / ctx->cfg.g_timebase.num / 10000000) + 1; |
| pkt.data.frame.duration = 0; |
| } |
| |
| vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt); |
| |
| //printf("timestamp: %lld, duration: %d\n", pkt->data.frame.pts, pkt->data.frame.duration); |
| cx_data += size; |
| cx_data_sz -= size; |
| } |
| } |
| } |
| |
| return res; |
| } |
| |
| |
| static const vpx_codec_cx_pkt_t *vp8e_get_cxdata(vpx_codec_alg_priv_t *ctx, |
| vpx_codec_iter_t *iter) |
| { |
| return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter); |
| } |
| |
| static vpx_codec_err_t vp8e_set_reference(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *); |
| |
| if (data) |
| { |
| vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data; |
| YV12_BUFFER_CONFIG sd; |
| |
| image2yuvconfig(&frame->img, &sd); |
| vp8_set_reference(ctx->cpi, frame->frame_type, &sd); |
| return VPX_CODEC_OK; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| |
| } |
| |
| static vpx_codec_err_t vp8e_get_reference(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| |
| vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *); |
| |
| if (data) |
| { |
| vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data; |
| YV12_BUFFER_CONFIG sd; |
| |
| image2yuvconfig(&frame->img, &sd); |
| vp8_get_reference(ctx->cpi, frame->frame_type, &sd); |
| return VPX_CODEC_OK; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| |
| static vpx_codec_err_t vp8e_set_previewpp(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| #if CONFIG_POSTPROC |
| vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *); |
| (void)ctr_id; |
| |
| if (data) |
| { |
| ctx->preview_ppcfg = *((vp8_postproc_cfg_t *)data); |
| return VPX_CODEC_OK; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| #else |
| (void)ctx; |
| (void)ctr_id; |
| (void)args; |
| return VPX_CODEC_INCAPABLE; |
| #endif |
| } |
| |
| |
| static vpx_image_t *vp8e_get_preview(vpx_codec_alg_priv_t *ctx) |
| { |
| |
| YV12_BUFFER_CONFIG sd; |
| vp8_ppflags_t flags = {0}; |
| |
| if (ctx->preview_ppcfg.post_proc_flag) |
| { |
| flags.post_proc_flag = ctx->preview_ppcfg.post_proc_flag; |
| flags.deblocking_level = ctx->preview_ppcfg.deblocking_level; |
| flags.noise_level = ctx->preview_ppcfg.noise_level; |
| } |
| |
| if (0 == vp8_get_preview_raw_frame(ctx->cpi, &sd, &flags)) |
| { |
| |
| /* |
| vpx_img_wrap(&ctx->preview_img, VPX_IMG_FMT_YV12, |
| sd.y_width + 2*VP8BORDERINPIXELS, |
| sd.y_height + 2*VP8BORDERINPIXELS, |
| 1, |
| sd.buffer_alloc); |
| vpx_img_set_rect(&ctx->preview_img, |
| VP8BORDERINPIXELS, VP8BORDERINPIXELS, |
| sd.y_width, sd.y_height); |
| */ |
| |
| ctx->preview_img.bps = 12; |
| ctx->preview_img.planes[VPX_PLANE_Y] = sd.y_buffer; |
| ctx->preview_img.planes[VPX_PLANE_U] = sd.u_buffer; |
| ctx->preview_img.planes[VPX_PLANE_V] = sd.v_buffer; |
| |
| if (sd.clrtype == REG_YUV) |
| ctx->preview_img.fmt = VPX_IMG_FMT_I420; |
| else |
| ctx->preview_img.fmt = VPX_IMG_FMT_VPXI420; |
| |
| ctx->preview_img.x_chroma_shift = 1; |
| ctx->preview_img.y_chroma_shift = 1; |
| |
| ctx->preview_img.d_w = sd.y_width; |
| ctx->preview_img.d_h = sd.y_height; |
| ctx->preview_img.stride[VPX_PLANE_Y] = sd.y_stride; |
| ctx->preview_img.stride[VPX_PLANE_U] = sd.uv_stride; |
| ctx->preview_img.stride[VPX_PLANE_V] = sd.uv_stride; |
| ctx->preview_img.w = sd.y_width; |
| ctx->preview_img.h = sd.y_height; |
| |
| return &ctx->preview_img; |
| } |
| else |
| return NULL; |
| } |
| |
| static vpx_codec_err_t vp8e_update_entropy(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| int update = va_arg(args, int); |
| vp8_update_entropy(ctx->cpi, update); |
| return VPX_CODEC_OK; |
| |
| } |
| |
| static vpx_codec_err_t vp8e_update_reference(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| int update = va_arg(args, int); |
| vp8_update_reference(ctx->cpi, update); |
| return VPX_CODEC_OK; |
| } |
| |
| static vpx_codec_err_t vp8e_use_reference(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| int reference_flag = va_arg(args, int); |
| vp8_use_as_reference(ctx->cpi, reference_flag); |
| return VPX_CODEC_OK; |
| } |
| |
| static vpx_codec_err_t vp8e_set_roi_map(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| vpx_roi_map_t *data = va_arg(args, vpx_roi_map_t *); |
| |
| if (data) |
| { |
| vpx_roi_map_t *roi = (vpx_roi_map_t *)data; |
| |
| if (!vp8_set_roimap(ctx->cpi, roi->roi_map, roi->rows, roi->cols, roi->delta_q, roi->delta_lf, roi->static_threshold)) |
| return VPX_CODEC_OK; |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| |
| |
| static vpx_codec_err_t vp8e_set_activemap(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| vpx_active_map_t *data = va_arg(args, vpx_active_map_t *); |
| |
| if (data) |
| { |
| |
| vpx_active_map_t *map = (vpx_active_map_t *)data; |
| |
| if (!vp8_set_active_map(ctx->cpi, map->active_map, map->rows, map->cols)) |
| return VPX_CODEC_OK; |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| |
| static vpx_codec_err_t vp8e_set_scalemode(vpx_codec_alg_priv_t *ctx, |
| int ctr_id, |
| va_list args) |
| { |
| |
| vpx_scaling_mode_t *data = va_arg(args, vpx_scaling_mode_t *); |
| |
| if (data) |
| { |
| int res; |
| vpx_scaling_mode_t scalemode = *(vpx_scaling_mode_t *)data ; |
| res = vp8_set_internal_size(ctx->cpi, scalemode.h_scaling_mode, scalemode.v_scaling_mode); |
| |
| if (!res) |
| { |
| /*force next frame a key frame to effect scaling mode */ |
| ctx->next_frame_flag |= FRAMEFLAGS_KEY; |
| return VPX_CODEC_OK; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| else |
| return VPX_CODEC_INVALID_PARAM; |
| } |
| |
| |
| static vpx_codec_ctrl_fn_map_t vp8e_ctf_maps[] = |
| { |
| {VP8_SET_REFERENCE, vp8e_set_reference}, |
| {VP8_COPY_REFERENCE, vp8e_get_reference}, |
| {VP8_SET_POSTPROC, vp8e_set_previewpp}, |
| {VP8E_UPD_ENTROPY, vp8e_update_entropy}, |
| {VP8E_UPD_REFERENCE, vp8e_update_reference}, |
| {VP8E_USE_REFERENCE, vp8e_use_reference}, |
| {VP8E_SET_ROI_MAP, vp8e_set_roi_map}, |
| {VP8E_SET_ACTIVEMAP, vp8e_set_activemap}, |
| {VP8E_SET_SCALEMODE, vp8e_set_scalemode}, |
| {VP8E_SET_ENCODING_MODE, set_param}, |
| {VP8E_SET_CPUUSED, set_param}, |
| {VP8E_SET_NOISE_SENSITIVITY, set_param}, |
| {VP8E_SET_ENABLEAUTOALTREF, set_param}, |
| {VP8E_SET_SHARPNESS, set_param}, |
| {VP8E_SET_STATIC_THRESHOLD, set_param}, |
| {VP8E_SET_TOKEN_PARTITIONS, set_param}, |
| {VP8E_GET_LAST_QUANTIZER, get_param}, |
| {VP8E_GET_LAST_QUANTIZER_64, get_param}, |
| {VP8E_SET_ARNR_MAXFRAMES, set_param}, |
| {VP8E_SET_ARNR_STRENGTH , set_param}, |
| {VP8E_SET_ARNR_TYPE , set_param}, |
| {VP8E_SET_TUNING, set_param}, |
| {VP8E_SET_CQ_LEVEL, set_param}, |
| { -1, NULL}, |
| }; |
| |
| static vpx_codec_enc_cfg_map_t vp8e_usage_cfg_map[] = |
| { |
| { |
| 0, |
| { |
| 0, /* g_usage */ |
| 0, /* g_threads */ |
| 0, /* g_profile */ |
| |
| 320, /* g_width */ |
| 240, /* g_height */ |
| {1, 30}, /* g_timebase */ |
| |
| 0, /* g_error_resilient */ |
| |
| VPX_RC_ONE_PASS, /* g_pass */ |
| |
| 0, /* g_lag_in_frames */ |
| |
| 0, /* rc_dropframe_thresh */ |
| 0, /* rc_resize_allowed */ |
| 60, /* rc_resize_down_thresold */ |
| 30, /* rc_resize_up_thresold */ |
| |
| VPX_VBR, /* rc_end_usage */ |
| #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION) |
| {0}, /* rc_twopass_stats_in */ |
| #endif |
| 256, /* rc_target_bandwidth */ |
| |
| 4, /* rc_min_quantizer */ |
| 63, /* rc_max_quantizer */ |
| 95, /* rc_undershoot_pct */ |
| 200, /* rc_overshoot_pct */ |
| |
| 6000, /* rc_max_buffer_size */ |
| 4000, /* rc_buffer_initial_size; */ |
| 5000, /* rc_buffer_optimal_size; */ |
| |
| 50, /* rc_two_pass_vbrbias */ |
| 0, /* rc_two_pass_vbrmin_section */ |
| 400, /* rc_two_pass_vbrmax_section */ |
| |
| /* keyframing settings (kf) */ |
| VPX_KF_AUTO, /* g_kfmode*/ |
| 0, /* kf_min_dist */ |
| 9999, /* kf_max_dist */ |
| |
| #if VPX_ENCODER_ABI_VERSION == (1 + VPX_CODEC_ABI_VERSION) |
| 1, /* g_delete_first_pass_file */ |
| "vp8.fpf" /* first pass filename */ |
| #endif |
| }}, |
| { -1, {NOT_IMPLEMENTED}} |
| }; |
| |
| |
| #ifndef VERSION_STRING |
| #define VERSION_STRING |
| #endif |
| CODEC_INTERFACE(vpx_codec_vp8_cx) = |
| { |
| "WebM Project VP8 Encoder" VERSION_STRING, |
| VPX_CODEC_INTERNAL_ABI_VERSION, |
| VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR, |
| /* vpx_codec_caps_t caps; */ |
| vp8e_init, /* vpx_codec_init_fn_t init; */ |
| vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */ |
| vp8e_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */ |
| NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */ |
| NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */ |
| { |
| NOT_IMPLEMENTED, /* vpx_codec_peek_si_fn_t peek_si; */ |
| NOT_IMPLEMENTED, /* vpx_codec_get_si_fn_t get_si; */ |
| NOT_IMPLEMENTED, /* vpx_codec_decode_fn_t decode; */ |
| NOT_IMPLEMENTED, /* vpx_codec_frame_get_fn_t frame_get; */ |
| }, |
| { |
| vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */ |
| vp8e_encode, /* vpx_codec_encode_fn_t encode; */ |
| vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */ |
| vp8e_set_config, |
| NOT_IMPLEMENTED, |
| vp8e_get_preview, |
| } /* encoder functions */ |
| }; |
| |
| |
| /* |
| * BEGIN BACKWARDS COMPATIBILITY SHIM. |
| */ |
| #define FORCE_KEY 2 |
| static vpx_codec_err_t api1_control(vpx_codec_alg_priv_t *ctx, |
| int ctrl_id, |
| va_list args) |
| { |
| vpx_codec_ctrl_fn_map_t *entry; |
| |
| switch (ctrl_id) |
| { |
| case VP8E_SET_FLUSHFLAG: |
| /* VP8 sample code did VP8E_SET_FLUSHFLAG followed by |
| * vpx_codec_get_cx_data() rather than vpx_codec_encode(). |
| */ |
| return vp8e_encode(ctx, NULL, 0, 0, 0, 0); |
| case VP8E_SET_FRAMETYPE: |
| ctx->base.enc.tbd |= FORCE_KEY; |
| return VPX_CODEC_OK; |
| } |
| |
| for (entry = vp8e_ctf_maps; entry && entry->fn; entry++) |
| { |
| if (!entry->ctrl_id || entry->ctrl_id == ctrl_id) |
| { |
| return entry->fn(ctx, ctrl_id, args); |
| } |
| } |
| |
| return VPX_CODEC_ERROR; |
| } |
| |
| |
| static vpx_codec_ctrl_fn_map_t api1_ctrl_maps[] = |
| { |
| {0, api1_control}, |
| { -1, NULL} |
| }; |
| |
| |
| static vpx_codec_err_t api1_encode(vpx_codec_alg_priv_t *ctx, |
| const vpx_image_t *img, |
| vpx_codec_pts_t pts, |
| unsigned long duration, |
| vpx_enc_frame_flags_t flags, |
| unsigned long deadline) |
| { |
| int force = ctx->base.enc.tbd; |
| |
| ctx->base.enc.tbd = 0; |
| return vp8e_encode |
| (ctx, |
| img, |
| pts, |
| duration, |
| flags | ((force & FORCE_KEY) ? VPX_EFLAG_FORCE_KF : 0), |
| deadline); |
| } |
| |
| |
| vpx_codec_iface_t vpx_enc_vp8_algo = |
| { |
| "WebM Project VP8 Encoder (Deprecated API)" VERSION_STRING, |
| VPX_CODEC_INTERNAL_ABI_VERSION, |
| VPX_CODEC_CAP_ENCODER, |
| /* vpx_codec_caps_t caps; */ |
| vp8e_init, /* vpx_codec_init_fn_t init; */ |
| vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */ |
| api1_ctrl_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */ |
| NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */ |
| NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */ |
| {NOT_IMPLEMENTED}, /* decoder functions */ |
| { |
| vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */ |
| api1_encode, /* vpx_codec_encode_fn_t encode; */ |
| vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */ |
| vp8e_set_config, |
| NOT_IMPLEMENTED, |
| vp8e_get_preview, |
| } /* encoder functions */ |
| }; |