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[vpu_api] Apk Dynamically set the max and min limit of QP

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Change-Id: I60b852e5bade3b5ee6be92c9609542724a03d934
Signed-off-by: casey.chen <casey.chen@rock-chips.com>
This commit is contained in:
casey.chen 2025-04-22 16:14:48 +08:00 • committed by Herman Chen
parent 3507338fa6
commit 867f449cf1
1 changed files with 15 additions and 4 deletions
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19
mpp/legacy/vpu_api_legacy.cpp
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@ -112,12 +112,23 @@ static MPP_RET vpu_api_set_enc_cfg(MppCtx mpp_ctx, MppApi *mpi, MppEncCfg enc_cf
RK_S32 rc_mode = cfg->rc_mode;
RK_U32 is_fix_qp = (rc_mode == MPP_ENC_RC_MODE_FIXQP) ? 1 : 0;
RK_S32 qp_max = (cfg->reserved[0] & 0xFF00) >> 8;
RK_S32 qp_min = cfg->reserved[0] & 0x00FF;
if (qp_max == 0 || qp_max < qp) {
qp_max = 51;
}
if (qp_min == 0 || qp_min > qp) {
qp_min = 10;
}
mpp_log("setup encoder rate control config:\n");
mpp_log("width %4d height %4d format %d:%x\n", width, height, cfg->format, fmt);
mpp_log("rc_mode %s qp %d bps %d\n", (rc_mode) ? ("CBR") : ("CQP"), qp, bps);
mpp_log("fps in %d fps out %d gop %d\n", fps_in, fps_out, gop);
mpp_log("setup encoder stream feature config:\n");
mpp_log("profile %d level %d cabac %d\n", profile, level, cabac_en);
mpp_log("setup encoder qp_init %d qp_min %d qp_max %d\n", qp, qp_min, qp_max);
mpp_assert(width);
mpp_assert(height);
@ -175,10 +186,10 @@ static MPP_RET vpu_api_set_enc_cfg(MppCtx mpp_ctx, MppApi *mpi, MppEncCfg enc_cf
mpp_enc_cfg_set_s32(enc_cfg, "h264:cabac_en", cabac_en);
mpp_enc_cfg_set_s32(enc_cfg, "h264:cabac_idc", 0);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_init", is_fix_qp ? qp : -1);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_min", is_fix_qp ? qp : 10);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_max", is_fix_qp ? qp : 51);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_min_i", 10);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_max_i", 51);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_min", is_fix_qp ? qp : qp_min);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_max", is_fix_qp ? qp : qp_max);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_min_i", is_fix_qp ? 10 : qp_min);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_max_i", is_fix_qp ? 51 : qp_max);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_step", 4);
mpp_enc_cfg_set_s32(enc_cfg, "h264:qp_delta_ip", 3);
} break;