109 lines
4.4 KiB
C
109 lines
4.4 KiB
C
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#include "basic_include.h"
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#include "lib/multimedia/msi.h"
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#include "stream_define.h"
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#include "lib/video/dvp/jpeg/jpg.h"
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#include "jpg_concat_msi.h"
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#include "gen420_hardware_msi.h"
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#include "video_msi.h"
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extern struct msi *jpg_decode_msi(const char *name);
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extern struct msi *jpg_decode_msg_msi(const char *name, uint16_t out_w, uint16_t out_h, uint16_t step_w, uint16_t step_h, uint32_t filter);
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extern struct msi *jpg_thumb_msi_init(const char *msi_name, uint16_t filter, uint8_t thumb_stype);
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extern struct msi *usb_jpg_thumb_msi_init(const char *msi_name, uint8_t filter, uint8_t thumb_stype);
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extern struct msi *usb_thumb_over_dpi_msi_init(const char *msi_name, uint8_t stype, uint32_t magic);
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// 过滤类型,因为缩略图的stype一定大于FSYPTE_INVALID
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static uint8_t filter(void *f, uint8_t recv_type)
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{
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struct framebuff *fb = (struct framebuff *) f;
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uint8_t res = 1;
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if (fb->mtype == F_JPG && fb->stype == recv_type)
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{
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res = 0;
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}
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return res;
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}
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void usb_takephoto_init(const char *source_msi_name, const char *photo_msi_name, const char *thumb_msi_name)
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{
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msi_add_output(NULL, source_msi_name, photo_msi_name);
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struct msi *usb_jpg_thumb_msi = usb_jpg_thumb_msi_init(photo_msi_name, FRAMEBUFF_SOURCE_USB, FSTYPE_NORMAL_THUMB_JPG);
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if(thumb_msi_name)
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{
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// 给到缩略图模块去解码后编码小缩略图
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msi_add_output(usb_jpg_thumb_msi, NULL, thumb_msi_name);
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}
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if (usb_jpg_thumb_msi)
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{
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// 文件保存的msi
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msi_add_output(usb_jpg_thumb_msi, NULL, R_FILE_MSI);
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}
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}
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/****************************************************************************************************************************
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* 缩略图生成绑定
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* thumb_msi_name->R_THUMB_DECODE_MSG_USB->S_JPG_DECODE->R_GEN420_THUMB_JPG_USB(接收yuv数据,通过gen420去编码,生成图片)
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* ^ |
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* | |(将jpg图片传递会给thumb_msi_name去保存)
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* | V
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* ----------------------------------------------------------
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*
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* R_GEN420_THUMB_JPG:既做接收也做发送,先接收yuv,kick gen420去编码,然后接收生成的jpg的图片,将jpg图片转发给thumb_msi_name去保存
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***************************************************************************************************************************/
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static void usb_takephoto_thumb_init(const char *thumb_msi_name)
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{
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uint32_t magic;
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// 启动解码模块,名称已经固定,参数已经无效
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struct msi *decode_msi = jpg_decode_msi(S_JPG_DECODE);
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if (decode_msi)
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{
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// 给到gen420去重新生成缩略图jpg
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msi_add_output(decode_msi, NULL, R_GEN420_THUMB_JPG_USB);
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}
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// 生成缩略图的size
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struct msi *decode_msg_msi = jpg_decode_msg_msi(R_THUMB_DECODE_MSG_USB, 320, 180, 320, 180, 0);
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// 生成一个随机magic
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do
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{
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magic = os_jiffies();
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magic ^= (uint32_t) decode_msg_msi;
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} while (!magic);
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if (decode_msg_msi && decode_msi)
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{
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// 设置magic
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msi_do_cmd(decode_msg_msi, MSI_CMD_DECODE_JPEG_MSG, MSI_JPEG_DECODE_MAGIC, magic);
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msi_add_output(decode_msg_msi, NULL, decode_msi->name);
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}
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struct msi *thumb_msi = usb_thumb_over_dpi_msi_init(thumb_msi_name, FSTYPE_NORMAL_THUMB_JPG_USB, magic);
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if (thumb_msi)
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{
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// 处理原图,然后给到解码后生成缩略图
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msi_add_output(thumb_msi, NULL, R_THUMB_DECODE_MSG_USB);
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// 同时会将有一个需要保存的文件
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msi_add_output(thumb_msi, NULL, R_FILE_MSI);
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}
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// 启动一个专门用yuv->gen420->mjpg的模块,这个模块会接收mjpg图片,并且通过filter函数决定是否转发
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struct msi *gen420_jpg_msi = gen420_jpg_msi_init(R_GEN420_THUMB_JPG_USB, JPGID0, FSTYPE_NORMAL_THUMB_JPG_USB, JPG_LOCK_GEN420_THUBM_ENCODE_USB, GEN420_QUEUE_THUMB_JPEG_USB, NULL, filter);
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if (gen420_jpg_msi && thumb_msi)
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{
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// 设置magic
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msi_do_cmd(gen420_jpg_msi, MSI_CMD_JPG_RECODE, MSI_JPG_RECODE_MAGIC, magic);
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msi_add_output(gen420_jpg_msi, NULL, thumb_msi->name);
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}
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}
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void usb_takephoto_with_thumb_init(const char *source_msi_name, const char *photo_msi_name, const char *thumb_msi_name)
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{
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usb_takephoto_init(source_msi_name, photo_msi_name, thumb_msi_name);
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usb_takephoto_thumb_init(thumb_msi_name);
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}
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