extern const AVPixFmtDescriptor av_pix_fmt_descriptors[];
/**
- * Reads a line from an image, and writes the values of the
+ * Read a line from an image, and write the values of the
* pixel format component c to dst.
*
* @param data the array containing the pointers to the planes of the image
- * @param linesizes the array containing the linesizes of the image
+ * @param linesize the array containing the linesizes of the image
* @param desc the pixel format descriptor for the image
* @param x the horizontal coordinate of the first pixel to read
* @param y the vertical coordinate of the first pixel to read
* component c in data[1] to dst, rather than the palette indexes in
* data[0]. The behavior is undefined if the format is not paletted.
*/
-void read_line(uint16_t *dst, const uint8_t *data[4], const int linesize[4],
- const AVPixFmtDescriptor *desc, int x, int y, int c, int w, int read_pal_component);
+void av_read_image_line(uint16_t *dst, const uint8_t *data[4], const int linesize[4],
+ const AVPixFmtDescriptor *desc, int x, int y, int c, int w, int read_pal_component);
/**
- * Writes the values from src to the pixel format component c of an
+ * Write the values from src to the pixel format component c of an
* image line.
*
* @param src array containing the values to write
* @param data the array containing the pointers to the planes of the
* image to write into. It is supposed to be zeroed.
- * @param linesizes the array containing the linesizes of the image
+ * @param linesize the array containing the linesizes of the image
* @param desc the pixel format descriptor for the image
* @param x the horizontal coordinate of the first pixel to write
* @param y the vertical coordinate of the first pixel to write
* @param w the width of the line to write, that is the number of
* values to write to the image line
*/
-void write_line(const uint16_t *src, uint8_t *data[4], const int linesize[4],
- const AVPixFmtDescriptor *desc, int x, int y, int c, int w);
+void av_write_image_line(const uint16_t *src, uint8_t *data[4], const int linesize[4],
+ const AVPixFmtDescriptor *desc, int x, int y, int c, int w);
/**
- * Returns the pixel format corresponding to name.
+ * Return the pixel format corresponding to name.
*
* If there is no pixel format with name name, then looks for a
* pixel format with the name corresponding to the native endian
enum PixelFormat av_get_pix_fmt(const char *name);
/**
- * Returns the number of bits per pixel used by the pixel format
+ * Print in buf the string corresponding to the pixel format with
+ * number pix_fmt, or an header if pix_fmt is negative.
+ *
+ * @param buf the buffer where to write the string
+ * @param buf_size the size of buf
+ * @param pix_fmt the number of the pixel format to print the
+ * corresponding info string, or a negative value to print the
+ * corresponding header.
+ */
+char *av_get_pix_fmt_string (char *buf, int buf_size, enum PixelFormat pix_fmt);
+
+/**
+ * Return the number of bits per pixel used by the pixel format
* described by pixdesc.
*
* The returned number of bits refers to the number of bits actually