[media] vcodec: mediatek: Add Mediatek H264 Video Encoder Driver
Add h264 encoder driver for MT8173 Signed-off-by: PoChun Lin <pochun.lin@mediatek.com> Signed-off-by: Tiffany Lin <tiffany.lin@mediatek.com> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Tiffany Lin
Mauro Carvalho Chehab
parent
27a274db6b
commit
2cc93862d4
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@ -12,6 +12,7 @@ mtk-vcodec-enc-y := venc/venc_vp8_if.o \
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venc_drv_if.o \
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venc_vpu_if.o \
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mtk-vcodec-common-y := mtk_vcodec_intr.o \
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mtk_vcodec_util.o\
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@ -0,0 +1,679 @@
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/*
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* Copyright (c) 2016 MediaTek Inc.
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* Author: Jungchang Tsao <jungchang.tsao@mediatek.com>
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* Daniel Hsiao <daniel.hsiao@mediatek.com>
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* PoChun Lin <pochun.lin@mediatek.com>
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*
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* This program is free software; you can redistribute it and/or
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* modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include <linux/interrupt.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include "../mtk_vcodec_drv.h"
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#include "../mtk_vcodec_util.h"
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#include "../mtk_vcodec_intr.h"
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#include "../mtk_vcodec_enc.h"
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#include "../mtk_vcodec_enc_pm.h"
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#include "../venc_drv_base.h"
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#include "../venc_ipi_msg.h"
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#include "../venc_vpu_if.h"
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#include "mtk_vpu.h"
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static const char h264_filler_marker[] = {0x0, 0x0, 0x0, 0x1, 0xc};
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#define H264_FILLER_MARKER_SIZE ARRAY_SIZE(h264_filler_marker)
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#define VENC_PIC_BITSTREAM_BYTE_CNT 0x0098
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/**
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* enum venc_h264_vpu_work_buf - h264 encoder buffer index
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*/
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enum venc_h264_vpu_work_buf {
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VENC_H264_VPU_WORK_BUF_RC_INFO,
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VENC_H264_VPU_WORK_BUF_RC_CODE,
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VENC_H264_VPU_WORK_BUF_REC_LUMA,
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VENC_H264_VPU_WORK_BUF_REC_CHROMA,
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VENC_H264_VPU_WORK_BUF_REF_LUMA,
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VENC_H264_VPU_WORK_BUF_REF_CHROMA,
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VENC_H264_VPU_WORK_BUF_MV_INFO_1,
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VENC_H264_VPU_WORK_BUF_MV_INFO_2,
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VENC_H264_VPU_WORK_BUF_SKIP_FRAME,
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VENC_H264_VPU_WORK_BUF_MAX,
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};
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/**
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* enum venc_h264_bs_mode - for bs_mode argument in h264_enc_vpu_encode
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*/
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enum venc_h264_bs_mode {
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H264_BS_MODE_SPS,
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H264_BS_MODE_PPS,
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H264_BS_MODE_FRAME,
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};
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/*
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* struct venc_h264_vpu_config - Structure for h264 encoder configuration
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* @input_fourcc: input fourcc
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* @bitrate: target bitrate (in bps)
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* @pic_w: picture width. Picture size is visible stream resolution, in pixels,
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* to be used for display purposes; must be smaller or equal to buffer
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* size.
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* @pic_h: picture height
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* @buf_w: buffer width. Buffer size is stream resolution in pixels aligned to
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* hardware requirements.
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* @buf_h: buffer height
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* @gop_size: group of picture size (idr frame)
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* @intra_period: intra frame period
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* @framerate: frame rate in fps
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* @profile: as specified in standard
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* @level: as specified in standard
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* @wfd: WFD mode 1:on, 0:off
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*/
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struct venc_h264_vpu_config {
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u32 input_fourcc;
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u32 bitrate;
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u32 pic_w;
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u32 pic_h;
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u32 buf_w;
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u32 buf_h;
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u32 gop_size;
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u32 intra_period;
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u32 framerate;
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u32 profile;
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u32 level;
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u32 wfd;
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};
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/*
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* struct venc_h264_vpu_buf - Structure for buffer information
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* @align: buffer alignment (in bytes)
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* @iova: IO virtual address
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* @vpua: VPU side memory addr which is used by RC_CODE
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* @size: buffer size (in bytes)
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*/
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struct venc_h264_vpu_buf {
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u32 align;
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u32 iova;
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u32 vpua;
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u32 size;
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};
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/*
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* struct venc_h264_vsi - Structure for VPU driver control and info share
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* This structure is allocated in VPU side and shared to AP side.
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* @config: h264 encoder configuration
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* @work_bufs: working buffer information in VPU side
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* The work_bufs here is for storing the 'size' info shared to AP side.
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* The similar item in struct venc_h264_inst is for memory allocation
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* in AP side. The AP driver will copy the 'size' from here to the one in
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* struct mtk_vcodec_mem, then invoke mtk_vcodec_mem_alloc to allocate
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* the buffer. After that, bypass the 'dma_addr' to the 'iova' field here for
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* register setting in VPU side.
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*/
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struct venc_h264_vsi {
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struct venc_h264_vpu_config config;
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struct venc_h264_vpu_buf work_bufs[VENC_H264_VPU_WORK_BUF_MAX];
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};
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/*
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* struct venc_h264_inst - h264 encoder AP driver instance
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* @hw_base: h264 encoder hardware register base
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* @work_bufs: working buffer
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* @pps_buf: buffer to store the pps bitstream
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* @work_buf_allocated: working buffer allocated flag
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* @frm_cnt: encoded frame count
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* @prepend_hdr: when the v4l2 layer send VENC_SET_PARAM_PREPEND_HEADER cmd
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* through h264_enc_set_param interface, it will set this flag and prepend the
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* sps/pps in h264_enc_encode function.
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* @vpu_inst: VPU instance to exchange information between AP and VPU
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* @vsi: driver structure allocated by VPU side and shared to AP side for
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* control and info share
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* @ctx: context for v4l2 layer integration
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*/
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struct venc_h264_inst {
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void __iomem *hw_base;
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struct mtk_vcodec_mem work_bufs[VENC_H264_VPU_WORK_BUF_MAX];
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struct mtk_vcodec_mem pps_buf;
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bool work_buf_allocated;
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unsigned int frm_cnt;
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unsigned int prepend_hdr;
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struct venc_vpu_inst vpu_inst;
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struct venc_h264_vsi *vsi;
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struct mtk_vcodec_ctx *ctx;
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};
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static inline void h264_write_reg(struct venc_h264_inst *inst, u32 addr,
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u32 val)
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{
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writel(val, inst->hw_base + addr);
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}
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static inline u32 h264_read_reg(struct venc_h264_inst *inst, u32 addr)
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{
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return readl(inst->hw_base + addr);
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}
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static unsigned int h264_get_profile(struct venc_h264_inst *inst,
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unsigned int profile)
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{
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switch (profile) {
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case V4L2_MPEG_VIDEO_H264_PROFILE_BASELINE:
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return 66;
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case V4L2_MPEG_VIDEO_H264_PROFILE_MAIN:
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return 77;
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case V4L2_MPEG_VIDEO_H264_PROFILE_HIGH:
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return 100;
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case V4L2_MPEG_VIDEO_H264_PROFILE_CONSTRAINED_BASELINE:
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mtk_vcodec_err(inst, "unsupported CONSTRAINED_BASELINE");
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return 0;
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case V4L2_MPEG_VIDEO_H264_PROFILE_EXTENDED:
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mtk_vcodec_err(inst, "unsupported EXTENDED");
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return 0;
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default:
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mtk_vcodec_debug(inst, "unsupported profile %d", profile);
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return 100;
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}
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}
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static unsigned int h264_get_level(struct venc_h264_inst *inst,
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unsigned int level)
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{
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switch (level) {
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case V4L2_MPEG_VIDEO_H264_LEVEL_1B:
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mtk_vcodec_err(inst, "unsupported 1B");
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return 0;
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case V4L2_MPEG_VIDEO_H264_LEVEL_1_0:
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return 10;
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case V4L2_MPEG_VIDEO_H264_LEVEL_1_1:
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return 11;
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case V4L2_MPEG_VIDEO_H264_LEVEL_1_2:
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return 12;
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case V4L2_MPEG_VIDEO_H264_LEVEL_1_3:
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return 13;
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case V4L2_MPEG_VIDEO_H264_LEVEL_2_0:
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return 20;
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case V4L2_MPEG_VIDEO_H264_LEVEL_2_1:
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return 21;
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case V4L2_MPEG_VIDEO_H264_LEVEL_2_2:
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return 22;
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case V4L2_MPEG_VIDEO_H264_LEVEL_3_0:
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return 30;
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case V4L2_MPEG_VIDEO_H264_LEVEL_3_1:
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return 31;
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case V4L2_MPEG_VIDEO_H264_LEVEL_3_2:
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return 32;
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case V4L2_MPEG_VIDEO_H264_LEVEL_4_0:
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return 40;
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case V4L2_MPEG_VIDEO_H264_LEVEL_4_1:
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return 41;
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default:
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mtk_vcodec_debug(inst, "unsupported level %d", level);
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return 31;
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}
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}
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static void h264_enc_free_work_buf(struct venc_h264_inst *inst)
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{
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int i;
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mtk_vcodec_debug_enter(inst);
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/* Except the SKIP_FRAME buffers,
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* other buffers need to be freed by AP.
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*/
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for (i = 0; i < VENC_H264_VPU_WORK_BUF_MAX; i++) {
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if (i != VENC_H264_VPU_WORK_BUF_SKIP_FRAME)
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mtk_vcodec_mem_free(inst->ctx, &inst->work_bufs[i]);
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}
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mtk_vcodec_mem_free(inst->ctx, &inst->pps_buf);
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mtk_vcodec_debug_leave(inst);
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}
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static int h264_enc_alloc_work_buf(struct venc_h264_inst *inst)
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{
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int i;
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int ret = 0;
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struct venc_h264_vpu_buf *wb = inst->vsi->work_bufs;
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mtk_vcodec_debug_enter(inst);
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for (i = 0; i < VENC_H264_VPU_WORK_BUF_MAX; i++) {
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/*
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* This 'wb' structure is set by VPU side and shared to AP for
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* buffer allocation and IO virtual addr mapping. For most of
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* the buffers, AP will allocate the buffer according to 'size'
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* field and store the IO virtual addr in 'iova' field. There
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* are two exceptions:
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* (1) RC_CODE buffer, it's pre-allocated in the VPU side, and
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* save the VPU addr in the 'vpua' field. The AP will translate
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* the VPU addr to the corresponding IO virtual addr and store
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* in 'iova' field for reg setting in VPU side.
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* (2) SKIP_FRAME buffer, it's pre-allocated in the VPU side,
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* and save the VPU addr in the 'vpua' field. The AP will
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* translate the VPU addr to the corresponding AP side virtual
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* address and do some memcpy access to move to bitstream buffer
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* assigned by v4l2 layer.
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*/
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inst->work_bufs[i].size = wb[i].size;
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if (i == VENC_H264_VPU_WORK_BUF_SKIP_FRAME) {
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inst->work_bufs[i].va = vpu_mapping_dm_addr(
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inst->vpu_inst.dev, wb[i].vpua);
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inst->work_bufs[i].dma_addr = 0;
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} else {
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ret = mtk_vcodec_mem_alloc(inst->ctx,
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&inst->work_bufs[i]);
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if (ret) {
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mtk_vcodec_err(inst,
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"cannot allocate buf %d", i);
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goto err_alloc;
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}
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/*
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* This RC_CODE is pre-allocated by VPU and saved in VPU
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* addr. So we need use memcpy to copy RC_CODE from VPU
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* addr into IO virtual addr in 'iova' field for reg
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* setting in VPU side.
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*/
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if (i == VENC_H264_VPU_WORK_BUF_RC_CODE) {
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void *tmp_va;
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tmp_va = vpu_mapping_dm_addr(inst->vpu_inst.dev,
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wb[i].vpua);
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memcpy(inst->work_bufs[i].va, tmp_va,
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wb[i].size);
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}
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}
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wb[i].iova = inst->work_bufs[i].dma_addr;
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mtk_vcodec_debug(inst,
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"work_buf[%d] va=0x%p iova=0x%p size=%zu",
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i, inst->work_bufs[i].va,
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(void *)inst->work_bufs[i].dma_addr,
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inst->work_bufs[i].size);
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}
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/* the pps_buf is used by AP side only */
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inst->pps_buf.size = 128;
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ret = mtk_vcodec_mem_alloc(inst->ctx, &inst->pps_buf);
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if (ret) {
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mtk_vcodec_err(inst, "cannot allocate pps_buf");
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goto err_alloc;
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}
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mtk_vcodec_debug_leave(inst);
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return ret;
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err_alloc:
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h264_enc_free_work_buf(inst);
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return ret;
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}
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static unsigned int h264_enc_wait_venc_done(struct venc_h264_inst *inst)
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{
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unsigned int irq_status = 0;
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struct mtk_vcodec_ctx *ctx = (struct mtk_vcodec_ctx *)inst->ctx;
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if (!mtk_vcodec_wait_for_done_ctx(ctx, MTK_INST_IRQ_RECEIVED,
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WAIT_INTR_TIMEOUT_MS)) {
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irq_status = ctx->irq_status;
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mtk_vcodec_debug(inst, "irq_status %x <-", irq_status);
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}
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return irq_status;
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}
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static int h264_encode_sps(struct venc_h264_inst *inst,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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int ret = 0;
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unsigned int irq_status;
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mtk_vcodec_debug_enter(inst);
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ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_SPS, NULL,
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bs_buf, bs_size);
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if (ret)
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return ret;
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irq_status = h264_enc_wait_venc_done(inst);
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if (irq_status != MTK_VENC_IRQ_STATUS_SPS) {
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mtk_vcodec_err(inst, "expect irq status %d",
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MTK_VENC_IRQ_STATUS_SPS);
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return -EINVAL;
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}
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*bs_size = h264_read_reg(inst, VENC_PIC_BITSTREAM_BYTE_CNT);
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mtk_vcodec_debug(inst, "bs size %d <-", *bs_size);
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return ret;
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}
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static int h264_encode_pps(struct venc_h264_inst *inst,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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int ret = 0;
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unsigned int irq_status;
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mtk_vcodec_debug_enter(inst);
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ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_PPS, NULL,
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bs_buf, bs_size);
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if (ret)
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return ret;
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irq_status = h264_enc_wait_venc_done(inst);
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if (irq_status != MTK_VENC_IRQ_STATUS_PPS) {
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mtk_vcodec_err(inst, "expect irq status %d",
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MTK_VENC_IRQ_STATUS_PPS);
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return -EINVAL;
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}
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*bs_size = h264_read_reg(inst, VENC_PIC_BITSTREAM_BYTE_CNT);
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mtk_vcodec_debug(inst, "bs size %d <-", *bs_size);
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return ret;
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}
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static int h264_encode_header(struct venc_h264_inst *inst,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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int ret = 0;
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unsigned int bs_size_sps;
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unsigned int bs_size_pps;
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ret = h264_encode_sps(inst, bs_buf, &bs_size_sps);
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if (ret)
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return ret;
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ret = h264_encode_pps(inst, &inst->pps_buf, &bs_size_pps);
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if (ret)
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return ret;
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memcpy(bs_buf->va + bs_size_sps, inst->pps_buf.va, bs_size_pps);
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*bs_size = bs_size_sps + bs_size_pps;
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return ret;
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}
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static int h264_encode_frame(struct venc_h264_inst *inst,
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struct venc_frm_buf *frm_buf,
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struct mtk_vcodec_mem *bs_buf,
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unsigned int *bs_size)
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{
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int ret = 0;
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unsigned int irq_status;
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mtk_vcodec_debug_enter(inst);
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ret = vpu_enc_encode(&inst->vpu_inst, H264_BS_MODE_FRAME, frm_buf,
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bs_buf, bs_size);
|
||||
if (ret)
|
||||
return ret;
|
||||
|
||||
/*
|
||||
* skip frame case: The skip frame buffer is composed by vpu side only,
|
||||
* it does not trigger the hw, so skip the wait interrupt operation.
|
||||
*/
|
||||
if (inst->vpu_inst.state == VEN_IPI_MSG_ENC_STATE_SKIP) {
|
||||
*bs_size = inst->vpu_inst.bs_size;
|
||||
memcpy(bs_buf->va,
|
||||
inst->work_bufs[VENC_H264_VPU_WORK_BUF_SKIP_FRAME].va,
|
||||
*bs_size);
|
||||
++inst->frm_cnt;
|
||||
return ret;
|
||||
}
|
||||
|
||||
irq_status = h264_enc_wait_venc_done(inst);
|
||||
if (irq_status != MTK_VENC_IRQ_STATUS_FRM) {
|
||||
mtk_vcodec_err(inst, "irq_status=%d failed", irq_status);
|
||||
return -EIO;
|
||||
}
|
||||
|
||||
*bs_size = h264_read_reg(inst, VENC_PIC_BITSTREAM_BYTE_CNT);
|
||||
|
||||
++inst->frm_cnt;
|
||||
mtk_vcodec_debug(inst, "frm %d bs_size %d key_frm %d <-",
|
||||
inst->frm_cnt, *bs_size, inst->vpu_inst.is_key_frm);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static void h264_encode_filler(struct venc_h264_inst *inst, void *buf,
|
||||
int size)
|
||||
{
|
||||
unsigned char *p = buf;
|
||||
|
||||
if (size < H264_FILLER_MARKER_SIZE) {
|
||||
mtk_vcodec_err(inst, "filler size too small %d", size);
|
||||
return;
|
||||
}
|
||||
|
||||
memcpy(p, h264_filler_marker, ARRAY_SIZE(h264_filler_marker));
|
||||
size -= H264_FILLER_MARKER_SIZE;
|
||||
p += H264_FILLER_MARKER_SIZE;
|
||||
memset(p, 0xff, size);
|
||||
}
|
||||
|
||||
static int h264_enc_init(struct mtk_vcodec_ctx *ctx, unsigned long *handle)
|
||||
{
|
||||
int ret = 0;
|
||||
struct venc_h264_inst *inst;
|
||||
|
||||
inst = kzalloc(sizeof(*inst), GFP_KERNEL);
|
||||
if (!inst)
|
||||
return -ENOMEM;
|
||||
|
||||
inst->ctx = ctx;
|
||||
inst->vpu_inst.ctx = ctx;
|
||||
inst->vpu_inst.dev = ctx->dev->vpu_plat_dev;
|
||||
inst->vpu_inst.id = IPI_VENC_H264;
|
||||
inst->hw_base = mtk_vcodec_get_reg_addr(inst->ctx, VENC_SYS);
|
||||
|
||||
mtk_vcodec_debug_enter(inst);
|
||||
|
||||
ret = vpu_enc_init(&inst->vpu_inst);
|
||||
|
||||
inst->vsi = (struct venc_h264_vsi *)inst->vpu_inst.vsi;
|
||||
|
||||
mtk_vcodec_debug_leave(inst);
|
||||
|
||||
if (ret)
|
||||
kfree(inst);
|
||||
else
|
||||
(*handle) = (unsigned long)inst;
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int h264_enc_encode(unsigned long handle,
|
||||
enum venc_start_opt opt,
|
||||
struct venc_frm_buf *frm_buf,
|
||||
struct mtk_vcodec_mem *bs_buf,
|
||||
struct venc_done_result *result)
|
||||
{
|
||||
int ret = 0;
|
||||
struct venc_h264_inst *inst = (struct venc_h264_inst *)handle;
|
||||
struct mtk_vcodec_ctx *ctx = inst->ctx;
|
||||
|
||||
mtk_vcodec_debug(inst, "opt %d ->", opt);
|
||||
|
||||
enable_irq(ctx->dev->enc_irq);
|
||||
|
||||
switch (opt) {
|
||||
case VENC_START_OPT_ENCODE_SEQUENCE_HEADER: {
|
||||
unsigned int bs_size_hdr;
|
||||
|
||||
ret = h264_encode_header(inst, bs_buf, &bs_size_hdr);
|
||||
if (ret)
|
||||
goto encode_err;
|
||||
|
||||
result->bs_size = bs_size_hdr;
|
||||
result->is_key_frm = false;
|
||||
break;
|
||||
}
|
||||
|
||||
case VENC_START_OPT_ENCODE_FRAME: {
|
||||
int hdr_sz;
|
||||
int hdr_sz_ext;
|
||||
int filler_sz = 0;
|
||||
const int bs_alignment = 128;
|
||||
struct mtk_vcodec_mem tmp_bs_buf;
|
||||
unsigned int bs_size_hdr;
|
||||
unsigned int bs_size_frm;
|
||||
|
||||
if (!inst->prepend_hdr) {
|
||||
ret = h264_encode_frame(inst, frm_buf, bs_buf,
|
||||
&result->bs_size);
|
||||
if (ret)
|
||||
goto encode_err;
|
||||
result->is_key_frm = inst->vpu_inst.is_key_frm;
|
||||
break;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug(inst, "h264_encode_frame prepend SPS/PPS");
|
||||
|
||||
ret = h264_encode_header(inst, bs_buf, &bs_size_hdr);
|
||||
if (ret)
|
||||
goto encode_err;
|
||||
|
||||
hdr_sz = bs_size_hdr;
|
||||
hdr_sz_ext = (hdr_sz & (bs_alignment - 1));
|
||||
if (hdr_sz_ext) {
|
||||
filler_sz = bs_alignment - hdr_sz_ext;
|
||||
if (hdr_sz_ext + H264_FILLER_MARKER_SIZE > bs_alignment)
|
||||
filler_sz += bs_alignment;
|
||||
h264_encode_filler(inst, bs_buf->va + hdr_sz,
|
||||
filler_sz);
|
||||
}
|
||||
|
||||
tmp_bs_buf.va = bs_buf->va + hdr_sz + filler_sz;
|
||||
tmp_bs_buf.dma_addr = bs_buf->dma_addr + hdr_sz + filler_sz;
|
||||
tmp_bs_buf.size = bs_buf->size - (hdr_sz + filler_sz);
|
||||
|
||||
ret = h264_encode_frame(inst, frm_buf, &tmp_bs_buf,
|
||||
&bs_size_frm);
|
||||
if (ret)
|
||||
goto encode_err;
|
||||
|
||||
result->bs_size = hdr_sz + filler_sz + bs_size_frm;
|
||||
|
||||
mtk_vcodec_debug(inst, "hdr %d filler %d frame %d bs %d",
|
||||
hdr_sz, filler_sz, bs_size_frm,
|
||||
result->bs_size);
|
||||
|
||||
inst->prepend_hdr = 0;
|
||||
result->is_key_frm = inst->vpu_inst.is_key_frm;
|
||||
break;
|
||||
}
|
||||
|
||||
default:
|
||||
mtk_vcodec_err(inst, "venc_start_opt %d not supported", opt);
|
||||
ret = -EINVAL;
|
||||
break;
|
||||
}
|
||||
|
||||
encode_err:
|
||||
|
||||
disable_irq(ctx->dev->enc_irq);
|
||||
mtk_vcodec_debug(inst, "opt %d <-", opt);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int h264_enc_set_param(unsigned long handle,
|
||||
enum venc_set_param_type type,
|
||||
struct venc_enc_param *enc_prm)
|
||||
{
|
||||
int ret = 0;
|
||||
struct venc_h264_inst *inst = (struct venc_h264_inst *)handle;
|
||||
|
||||
mtk_vcodec_debug(inst, "->type=%d", type);
|
||||
|
||||
switch (type) {
|
||||
case VENC_SET_PARAM_ENC:
|
||||
inst->vsi->config.input_fourcc = enc_prm->input_yuv_fmt;
|
||||
inst->vsi->config.bitrate = enc_prm->bitrate;
|
||||
inst->vsi->config.pic_w = enc_prm->width;
|
||||
inst->vsi->config.pic_h = enc_prm->height;
|
||||
inst->vsi->config.buf_w = enc_prm->buf_width;
|
||||
inst->vsi->config.buf_h = enc_prm->buf_height;
|
||||
inst->vsi->config.gop_size = enc_prm->gop_size;
|
||||
inst->vsi->config.framerate = enc_prm->frm_rate;
|
||||
inst->vsi->config.intra_period = enc_prm->intra_period;
|
||||
inst->vsi->config.profile =
|
||||
h264_get_profile(inst, enc_prm->h264_profile);
|
||||
inst->vsi->config.level =
|
||||
h264_get_level(inst, enc_prm->h264_level);
|
||||
inst->vsi->config.wfd = 0;
|
||||
ret = vpu_enc_set_param(&inst->vpu_inst, type, enc_prm);
|
||||
if (ret)
|
||||
break;
|
||||
if (inst->work_buf_allocated) {
|
||||
h264_enc_free_work_buf(inst);
|
||||
inst->work_buf_allocated = false;
|
||||
}
|
||||
ret = h264_enc_alloc_work_buf(inst);
|
||||
if (ret)
|
||||
break;
|
||||
inst->work_buf_allocated = true;
|
||||
break;
|
||||
|
||||
case VENC_SET_PARAM_PREPEND_HEADER:
|
||||
inst->prepend_hdr = 1;
|
||||
mtk_vcodec_debug(inst, "set prepend header mode");
|
||||
break;
|
||||
|
||||
default:
|
||||
ret = vpu_enc_set_param(&inst->vpu_inst, type, enc_prm);
|
||||
break;
|
||||
}
|
||||
|
||||
mtk_vcodec_debug_leave(inst);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static int h264_enc_deinit(unsigned long handle)
|
||||
{
|
||||
int ret = 0;
|
||||
struct venc_h264_inst *inst = (struct venc_h264_inst *)handle;
|
||||
|
||||
mtk_vcodec_debug_enter(inst);
|
||||
|
||||
ret = vpu_enc_deinit(&inst->vpu_inst);
|
||||
|
||||
if (inst->work_buf_allocated)
|
||||
h264_enc_free_work_buf(inst);
|
||||
|
||||
mtk_vcodec_debug_leave(inst);
|
||||
kfree(inst);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
static struct venc_common_if venc_h264_if = {
|
||||
h264_enc_init,
|
||||
h264_enc_encode,
|
||||
h264_enc_set_param,
|
||||
h264_enc_deinit,
|
||||
};
|
||||
|
||||
struct venc_common_if *get_h264_enc_comm_if(void);
|
||||
|
||||
struct venc_common_if *get_h264_enc_comm_if(void)
|
||||
{
|
||||
return &venc_h264_if;
|
||||
}
|
||||
|
|
@ -26,7 +26,7 @@
|
|||
#include "mtk_vcodec_enc_pm.h"
|
||||
#include "mtk_vpu.h"
|
||||
|
||||
|
||||
struct venc_common_if *get_h264_enc_comm_if(void);
|
||||
struct venc_common_if *get_vp8_enc_comm_if(void);
|
||||
|
||||
int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
|
||||
|
|
@ -38,6 +38,8 @@ int venc_if_init(struct mtk_vcodec_ctx *ctx, unsigned int fourcc)
|
|||
ctx->enc_if = get_vp8_enc_comm_if();
|
||||
break;
|
||||
case V4L2_PIX_FMT_H264:
|
||||
ctx->enc_if = get_h264_enc_comm_if();
|
||||
break;
|
||||
default:
|
||||
return -EINVAL;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue