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fbdev: prefer "framerate_q" over "fps" in device context
The variable is used for containing the parsed value of framerate, using a lexically consistent name eases readability/understanding. Signed-off-by: Anton Khirnov <anton@khirnov.net>
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@ -79,7 +79,7 @@ static enum PixelFormat get_pixfmt_from_fb_varinfo(struct fb_var_screeninfo *var
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typedef struct {
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AVClass *class; ///< class for private options
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int frame_size; ///< size in bytes of a grabbed frame
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AVRational fps; ///< framerate
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AVRational framerate_q; ///< framerate
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char *framerate; ///< framerate string set by a private option
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int64_t time_frame; ///< time for the next frame to output (in 1/1000000 units)
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@ -102,14 +102,14 @@ av_cold static int fbdev_read_header(AVFormatContext *avctx,
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enum PixelFormat pix_fmt;
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int ret, flags = O_RDONLY;
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ret = av_parse_video_rate(&fbdev->fps, fbdev->framerate);
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ret = av_parse_video_rate(&fbdev->framerate_q, fbdev->framerate);
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if (ret < 0) {
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av_log(avctx, AV_LOG_ERROR, "Couldn't parse framerate.\n");
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return ret;
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}
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#if FF_API_FORMAT_PARAMETERS
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if (ap->time_base.num)
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fbdev->fps = (AVRational){ap->time_base.den, ap->time_base.num};
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fbdev->framerate_q = (AVRational){ap->time_base.den, ap->time_base.num};
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#endif
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if (!(st = av_new_stream(avctx, 0)))
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@ -168,15 +168,15 @@ av_cold static int fbdev_read_header(AVFormatContext *avctx,
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st->codec->width = fbdev->width;
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st->codec->height = fbdev->heigth;
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st->codec->pix_fmt = pix_fmt;
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st->codec->time_base = (AVRational){fbdev->fps.den, fbdev->fps.num};
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st->codec->time_base = (AVRational){fbdev->framerate_q.den, fbdev->framerate_q.num};
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st->codec->bit_rate =
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fbdev->width * fbdev->heigth * fbdev->bytes_per_pixel * av_q2d(fbdev->fps) * 8;
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fbdev->width * fbdev->heigth * fbdev->bytes_per_pixel * av_q2d(fbdev->framerate_q) * 8;
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av_log(avctx, AV_LOG_INFO,
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"w:%d h:%d bpp:%d pixfmt:%s fps:%d/%d bit_rate:%d\n",
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fbdev->width, fbdev->heigth, fbdev->varinfo.bits_per_pixel,
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av_pix_fmt_descriptors[pix_fmt].name,
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fbdev->fps.num, fbdev->fps.den,
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fbdev->framerate_q.num, fbdev->framerate_q.den,
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st->codec->bit_rate);
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return 0;
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@ -210,7 +210,7 @@ static int fbdev_read_packet(AVFormatContext *avctx, AVPacket *pkt)
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while (nanosleep(&ts, &ts) < 0 && errno == EINTR);
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}
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/* compute the time of the next frame */
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fbdev->time_frame += INT64_C(1000000) / av_q2d(fbdev->fps);
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fbdev->time_frame += INT64_C(1000000) / av_q2d(fbdev->framerate_q);
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if ((ret = av_new_packet(pkt, fbdev->frame_size)) < 0)
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return ret;
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