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pixdesc: K&R formatting cosmetics
Also change some comments to multiline. Signed-off-by: Vittorio Giovara <vittorio.giovara@gmail.com>
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@ -1557,7 +1557,8 @@ int av_get_bits_per_pixel(const AVPixFmtDescriptor *pixdesc)
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return bits >> log2_pixels;
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}
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char *av_get_pix_fmt_string (char *buf, int buf_size, enum AVPixelFormat pix_fmt)
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char *av_get_pix_fmt_string(char *buf, int buf_size,
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enum AVPixelFormat pix_fmt)
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{
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/* print header */
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if (pix_fmt < 0) {
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@ -28,7 +28,10 @@
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#include "pixfmt.h"
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typedef struct AVComponentDescriptor {
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uint16_t plane :2; ///< which of the 4 planes contains the component
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/**
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* Which of the 4 planes contains the component.
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*/
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uint16_t plane : 2;
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/**
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* Number of elements between 2 horizontally consecutive pixels minus 1.
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@ -41,8 +44,17 @@ typedef struct AVComponentDescriptor{
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* Elements are bits for bitstream formats, bytes otherwise.
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*/
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uint16_t offset_plus1 : 3;
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uint16_t shift :3; ///< number of least significant bits that must be shifted away to get the value
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uint16_t depth_minus1 :4; ///< number of bits in the component minus 1
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/**
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* Number of least significant bits that must be shifted away
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* to get the value.
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*/
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uint16_t shift : 3;
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/**
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* Number of bits in the component minus 1.
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*/
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uint16_t depth_minus1 : 4;
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} AVComponentDescriptor;
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/**
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@ -157,8 +169,9 @@ extern attribute_deprecated const AVPixFmtDescriptor av_pix_fmt_descriptors[];
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* component c in data[1] to dst, rather than the palette indexes in
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* data[0]. The behavior is undefined if the format is not paletted.
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*/
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void av_read_image_line(uint16_t *dst, const uint8_t *data[4], const int linesize[4],
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const AVPixFmtDescriptor *desc, int x, int y, int c, int w, int read_pal_component);
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void av_read_image_line(uint16_t *dst, const uint8_t *data[4],
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const int linesize[4], const AVPixFmtDescriptor *desc,
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int x, int y, int c, int w, int read_pal_component);
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/**
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* Write the values from src to the pixel format component c of an
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@ -174,8 +187,9 @@ void av_read_image_line(uint16_t *dst, const uint8_t *data[4], const int linesiz
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* @param w the width of the line to write, that is the number of
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* values to write to the image line
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*/
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void av_write_image_line(const uint16_t *src, uint8_t *data[4], const int linesize[4],
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const AVPixFmtDescriptor *desc, int x, int y, int c, int w);
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void av_write_image_line(const uint16_t *src, uint8_t *data[4],
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const int linesize[4], const AVPixFmtDescriptor *desc,
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int x, int y, int c, int w);
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/**
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* Return the pixel format corresponding to name.
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@ -208,7 +222,8 @@ const char *av_get_pix_fmt_name(enum AVPixelFormat pix_fmt);
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* corresponding info string, or a negative value to print the
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* corresponding header.
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*/
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char *av_get_pix_fmt_string (char *buf, int buf_size, enum AVPixelFormat pix_fmt);
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char *av_get_pix_fmt_string(char *buf, int buf_size,
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enum AVPixelFormat pix_fmt);
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/**
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* Return the number of bits per pixel used by the pixel format
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@ -261,7 +276,6 @@ int av_pix_fmt_get_chroma_sub_sample(enum AVPixelFormat pix_fmt,
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*/
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int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt);
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/**
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* Utility function to swap the endianness of a pixel format.
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*
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@ -272,5 +286,4 @@ int av_pix_fmt_count_planes(enum AVPixelFormat pix_fmt);
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*/
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enum AVPixelFormat av_pix_fmt_swap_endianness(enum AVPixelFormat pix_fmt);
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#endif /* AVUTIL_PIXDESC_H */
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