mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/vf_framepack: Use dedicated pointer for access
Improves readability. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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parent
423b6a7e49
commit
da784b81a6
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@ -233,19 +233,20 @@ static void horizontal_frame_pack(AVFilterLink *outlink,
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}
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}
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} else {
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} else {
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for (i = 0; i < 2; i++) {
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for (i = 0; i < 2; i++) {
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const AVFrame *const input_view = s->input_views[i];
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const int psize = 1 + (s->depth > 8);
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const int psize = 1 + (s->depth > 8);
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uint8_t *dst[4];
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uint8_t *dst[4];
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int sub_w = psize * s->input_views[i]->width >> s->pix_desc->log2_chroma_w;
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int sub_w = psize * input_view->width >> s->pix_desc->log2_chroma_w;
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dst[0] = out->data[0] + i * s->input_views[i]->width * psize;
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dst[0] = out->data[0] + i * input_view->width * psize;
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dst[1] = out->data[1] + i * sub_w;
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dst[1] = out->data[1] + i * sub_w;
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dst[2] = out->data[2] + i * sub_w;
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dst[2] = out->data[2] + i * sub_w;
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av_image_copy2(dst, out->linesize,
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av_image_copy2(dst, out->linesize,
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s->input_views[i]->data, s->input_views[i]->linesize,
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input_view->data, input_view->linesize,
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s->input_views[i]->format,
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input_view->format,
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s->input_views[i]->width,
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input_view->width,
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s->input_views[i]->height);
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input_view->height);
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}
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}
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}
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}
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}
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}
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@ -259,12 +260,13 @@ static void vertical_frame_pack(AVFilterLink *outlink,
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int i;
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int i;
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for (i = 0; i < 2; i++) {
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for (i = 0; i < 2; i++) {
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const AVFrame *const input_view = s->input_views[i];
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uint8_t *dst[4];
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uint8_t *dst[4];
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int linesizes[4];
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int linesizes[4];
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int sub_h = s->input_views[i]->height >> s->pix_desc->log2_chroma_h;
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int sub_h = input_view->height >> s->pix_desc->log2_chroma_h;
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dst[0] = out->data[0] + i * out->linesize[0] *
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dst[0] = out->data[0] + i * out->linesize[0] *
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(interleaved + s->input_views[i]->height * (1 - interleaved));
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(interleaved + input_view->height * (1 - interleaved));
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dst[1] = out->data[1] + i * out->linesize[1] *
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dst[1] = out->data[1] + i * out->linesize[1] *
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(interleaved + sub_h * (1 - interleaved));
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(interleaved + sub_h * (1 - interleaved));
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dst[2] = out->data[2] + i * out->linesize[2] *
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dst[2] = out->data[2] + i * out->linesize[2] *
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@ -278,10 +280,10 @@ static void vertical_frame_pack(AVFilterLink *outlink,
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interleaved * out->linesize[2];
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interleaved * out->linesize[2];
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av_image_copy2(dst, linesizes,
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av_image_copy2(dst, linesizes,
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s->input_views[i]->data, s->input_views[i]->linesize,
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input_view->data, input_view->linesize,
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s->input_views[i]->format,
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input_view->format,
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s->input_views[i]->width,
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input_view->width,
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s->input_views[i]->height);
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input_view->height);
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}
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}
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}
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}
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