102 lines
2.9 KiB
C
102 lines
2.9 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_frame.h"
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#include "lib/heap/av_heap.h"
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#include "lib/heap/av_psram_heap.h"
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// data申请空间函数
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#define STREAM_MALLOC av_psram_malloc
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#define STREAM_FREE av_psram_free
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#define STREAM_ZALLOC av_psram_zalloc
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// 结构体申请空间函数
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#define STREAM_LIBC_MALLOC av_malloc
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#define STREAM_LIBC_FREE av_free
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#define STREAM_LIBC_ZALLOC av_zalloc
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struct avi_thumb_s
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{
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struct msi *msi;
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uint8_t thumb_name[64];
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uint8_t filter_type;
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uint8_t srcID;
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};
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int32_t avi_thumb_msi_action(struct msi *msi, uint32_t cmd_id, uint32_t param1, uint32_t param2)
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{
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int32_t ret = RET_OK;
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struct avi_thumb_s *avi_thumb = (struct avi_thumb_s *) msi->priv;
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switch (cmd_id)
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{
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case MSI_CMD_POST_DESTROY:
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{
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STREAM_LIBC_FREE(avi_thumb);
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}
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break;
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// 需要关闭,则将关联的msi关闭
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case MSI_CMD_PRE_DESTROY:
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{
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}
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break;
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// 接收到数据,唤醒workqueue,去组图,理论有图都要重新组,然后通过output的时候过滤类型,这里也可以先过滤部分类型
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case MSI_CMD_TRANS_FB:
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{
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struct framebuff *fb = (struct framebuff *) param1;
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if (fb->mtype == F_JPG && avi_thumb->srcID == fb->srcID && (!avi_thumb->filter_type || avi_thumb->filter_type == fb->stype))
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{
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struct framebuff *c_fb = fb_clone(fb, F_THUMB_JPG << 8 | fb->stype, msi);
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if (c_fb)
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{
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c_fb->priv = avi_thumb->thumb_name;
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msi_output_fb(msi, c_fb);
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msi->enable = 0;
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}
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break;
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}
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ret = RET_ERR;
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}
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break;
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case MSI_CMD_FREE_FB:
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{
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}
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break;
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default:
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break;
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}
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return ret;
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}
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struct msi *avi_thumb_msi_init(const char *filename, uint8_t srcID, uint8_t filter)
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{
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uint8_t is_new;
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struct msi *msi = msi_new(R_AVI_THUMB, 0, &is_new);
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struct avi_thumb_s *avi_thumb = NULL;
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if (is_new)
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{
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avi_thumb = (struct avi_thumb_s *) STREAM_LIBC_ZALLOC(sizeof(struct avi_thumb_s));
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os_memcpy(avi_thumb->thumb_name, filename, strlen(filename) + 1);
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msi->priv = avi_thumb;
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avi_thumb->msi = msi;
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avi_thumb->filter_type = filter;
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avi_thumb->srcID = srcID;
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msi->action = avi_thumb_msi_action;
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// 给到解码然后生成缩略图
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msi_add_output(msi, NULL, R_THUMB_USB);
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msi->enable = 1;
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msi_add_output(NULL, ROUTE_USB, R_AVI_THUMB); // avi缩略图?
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}
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else
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{
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avi_thumb = (struct avi_thumb_s *) msi->priv;
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os_memcpy(avi_thumb->thumb_name, filename, strlen(filename) + 1);
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msi->enable = 1;
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}
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return msi;
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}
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