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45 lines
1.1 KiB
45 lines
1.1 KiB
#pragma once
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#include "libde265/de265.h"
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#include "libde265/image.h"
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class Libde265 : public VideoDecoder
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{
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public:
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de265_PTS pts;
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de265_decoder_context *h265DecContext;
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Libde265()
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{
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h265DecContext = de265_new_decoder();
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emscripten_log(0, "H265 init");
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}
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~Libde265()
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{
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de265_free_decoder(h265DecContext);
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}
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void _decode(IOBuffer data) override
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{
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de265_push_NAL(h265DecContext, (const unsigned char *)data, data.length, 0, nullptr);
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int more = 1;
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while (more)
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{
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more = 0;
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auto err = de265_decode(h265DecContext, &more);
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if (err != DE265_OK)
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{
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if (err != DE265_ERROR_WAITING_FOR_INPUT_DATA)
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emscripten_log(0, "de265_decode：%d", err);
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break;
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}
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const de265_image *img = de265_get_next_picture(h265DecContext);
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if (img)
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{
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//emscripten_log(0, "%d", img);
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int out_stride;
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for (int i = 0; i < 3; i++)
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p_yuv[i] = (u32)de265_get_image_plane(img, i, &out_stride);
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if (videoWidth == 0)
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decodeVideoSize(de265_get_image_width(img, 0), de265_get_image_height(img, 0));
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decodeYUV420();
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}
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}
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}
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};
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