65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) STMicroelectronics SA 2015
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* Author: Hugues Fruchet <hugues.fruchet@st.com> for STMicroelectronics.
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*/
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#ifndef DELTA_CFG_H
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#define DELTA_CFG_H
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#define DELTA_FW_VERSION "21.1-3"
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#define DELTA_MIN_WIDTH 32
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#define DELTA_MAX_WIDTH 4096
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#define DELTA_MIN_HEIGHT 32
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#define DELTA_MAX_HEIGHT 2400
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/* DELTA requires a 32x32 pixels alignment for frames */
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#define DELTA_WIDTH_ALIGNMENT 32
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#define DELTA_HEIGHT_ALIGNMENT 32
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#define DELTA_DEFAULT_WIDTH DELTA_MIN_WIDTH
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#define DELTA_DEFAULT_HEIGHT DELTA_MIN_HEIGHT
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#define DELTA_DEFAULT_FRAMEFORMAT V4L2_PIX_FMT_NV12
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#define DELTA_DEFAULT_STREAMFORMAT V4L2_PIX_FMT_MJPEG
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#define DELTA_MAX_RESO (DELTA_MAX_WIDTH * DELTA_MAX_HEIGHT)
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/* guard value for number of access units */
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#define DELTA_MAX_AUS 10
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/* IP perf dependent, can be tuned */
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#define DELTA_PEAK_FRAME_SMOOTHING 2
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/*
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* guard output frame count:
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* - at least 1 frame needed for display
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* - at worst 21
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* ( max h264 dpb (16) +
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* decoding peak smoothing (2) +
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* user display pipeline (3) )
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*/
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#define DELTA_MIN_FRAME_USER 1
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#define DELTA_MAX_DPB 16
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#define DELTA_MAX_FRAME_USER 3 /* platform/use-case dependent */
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#define DELTA_MAX_FRAMES (DELTA_MAX_DPB + DELTA_PEAK_FRAME_SMOOTHING +\
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DELTA_MAX_FRAME_USER)
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#if DELTA_MAX_FRAMES > VIDEO_MAX_FRAME
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#undef DELTA_MAX_FRAMES
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#define DELTA_MAX_FRAMES (VIDEO_MAX_FRAME)
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#endif
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/* extra space to be allocated to store codec specific data per frame */
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#define DELTA_MAX_FRAME_PRIV_SIZE 100
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/* PM runtime auto power-off after 5ms of inactivity */
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#define DELTA_HW_AUTOSUSPEND_DELAY_MS 5
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#define DELTA_MAX_DECODERS 10
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#ifdef CONFIG_VIDEO_STI_DELTA_MJPEG
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extern const struct delta_dec mjpegdec;
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#endif
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#endif /* DELTA_CFG_H */
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