Initial version

Change-Id: I7efe9a589cd24edf86e8d086b40c27cbbf8b4017

1 files changed, 93 insertions, 0 deletions

diff --git a/encoder/irc_rate_control_api_structs.h b/encoder/irc_rate_control_api_structs.h
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+++ b/encoder/irc_rate_control_api_structs.h
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+/******************************************************************************
+ *
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at:
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ *****************************************************************************
+ * Originally developed and contributed by Ittiam Systems Pvt. Ltd, Bangalore
+*/
+
+#ifndef _RATE_CONTROL_API_STRUCTS_H_
+#define _RATE_CONTROL_API_STRUCTS_H_
+
+/*
+ * The following definitions were present in irc_cntrl_param.h, moved to this
+ * file as it is used by irc_rate_control_api.c
+ */
+
+/* num_frm_in_period = BIT_ALLOC_PERIOD*intra_frame_interval */
+#define VBR_BIT_ALLOC_PERIOD 3
+#define CBR_BIT_ALLOC_PERIOD 1
+
+/* Rate control state structure */
+typedef struct rate_control_api_t
+{
+    /* RC Algorithm */
+    rc_type_e e_rc_type;
+
+    /* Whether MB level rc is enabled or not */
+    UWORD8 u1_is_mb_level_rc_on;
+
+    /* Picture handling struct */
+    pic_handling_handle ps_pic_handling;
+
+    /* Model struct for I and P frms */
+    rc_rd_model_handle aps_rd_model[MAX_PIC_TYPE];
+
+    /* VBR storage VBV structure */
+    vbr_storage_vbv_handle ps_vbr_storage_vbv;
+
+    /* Calculate the estimated SAD */
+    est_sad_handle ps_est_sad;
+
+    /* Allocation of bits for each frame */
+    bit_allocation_handle ps_bit_allocation;
+
+    /* Init Qp(also used for Const Qp scenarios) */
+    UWORD8 au1_init_qp[MAX_PIC_TYPE];
+
+    /* MB Level rate control state structure */
+    mb_rate_control_handle ps_mb_rate_control;
+
+    UWORD8 au1_is_first_frm_coded[MAX_PIC_TYPE];
+
+    UWORD8 au1_prev_frm_qp[MAX_PIC_TYPE];
+
+    cbr_buffer_handle ps_cbr_buffer;
+
+    UWORD8 u1_scd_detected;
+
+    UWORD8 u1_frm_qp_after_scd;
+
+    UWORD8 au1_avg_bitrate_changed[MAX_PIC_TYPE];
+
+    UWORD8 u1_is_first_frm;
+
+    UWORD8 au1_min_max_qp[(MAX_PIC_TYPE << 1)];
+
+    WORD32 i4_prev_frm_est_bits;
+
+    vbr_str_prms_t s_vbr_str_prms;
+
+    /* Store the values which are to be impacted after a delay */
+    UWORD32 u4_frms_in_delay_prd_for_peak_bit_rate_change;
+
+    UWORD32 au4_new_peak_bit_rate[MAX_NUM_DRAIN_RATES];
+
+    picture_type_e prev_ref_pic_type;
+
+} rate_control_api_t;
+
+#endif/*_RATE_CONTROL_API_STRUCTS_H_*/
+