Update Windows builds to FFmpeg 4.1

libs/windows/include/libavutil/avassert.h

@@ -66,7 +66,7 @@
 #endif
 
 /**
- * Assert that floating point opperations can be executed.
+ * Assert that floating point operations can be executed.
  *
  * This will av_assert0() that the cpu is not in MMX state on X86
  */

libs/windows/include/libavutil/ffversion.h

@@ -1,5 +1,5 @@
 /* Automatically generated by version.sh, do not manually edit! */
 #ifndef AVUTIL_FFVERSION_H
 #define AVUTIL_FFVERSION_H
-#define FFMPEG_VERSION "N-91434-gcced03dd66"
+#define FFMPEG_VERSION "4.1"
 #endif /* AVUTIL_FFVERSION_H */

libs/windows/include/libavutil/file.h

@@ -33,6 +33,8 @@
  * allocated buffer or map it with mmap() when available.
  * In case of success set *bufptr to the read or mmapped buffer, and
  * *size to the size in bytes of the buffer in *bufptr.
+ * Unlike mmap this function succeeds with zero sized files, in this
+ * case *bufptr will be set to NULL and *size will be set to 0.
  * The returned buffer must be released with av_file_unmap().
  *
  * @param log_offset loglevel offset used for logging

libs/windows/include/libavutil/frame.h

@@ -158,6 +158,14 @@ enum AVFrameSideDataType {
      */
     AV_FRAME_DATA_QP_TABLE_DATA,
 #endif
+
+    /**
+     * Timecode which conforms to SMPTE ST 12-1. The data is an array of 4 uint32_t
+     * where the first uint32_t describes how many (1-3) of the other timecodes are used.
+     * The timecode format is described in the av_timecode_get_smpte_from_framenum()
+     * function in libavutil/timecode.c.
+     */
+    AV_FRAME_DATA_S12M_TIMECODE,
 };
 
 enum AVActiveFormatDescription {

libs/windows/include/libavutil/pixdesc.h

@@ -343,7 +343,13 @@ char *av_get_pix_fmt_string(char *buf, int buf_size,
  * format writes the values corresponding to the palette
  * 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.
+ * @param dst_element_size size of elements in dst array (2 or 4 byte)
  */
+void av_read_image_line2(void *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,
+                        int dst_element_size);
+
 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);
@@ -361,7 +367,12 @@ void av_read_image_line(uint16_t *dst, const uint8_t *data[4],
  * @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
+ * @param src_element_size size of elements in src array (2 or 4 byte)
  */
+void av_write_image_line2(const void *src, uint8_t *data[4],
+                         const int linesize[4], const AVPixFmtDescriptor *desc,
+                         int x, int y, int c, int w, int src_element_size);
+
 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);

libs/windows/include/libavutil/pixfmt.h

@@ -42,6 +42,10 @@
  * This is stored as BGRA on little-endian CPU architectures and ARGB on
  * big-endian CPUs.
  *
+ * @note
+ * If the resolution is not a multiple of the chroma subsampling factor
+ * then the chroma plane resolution must be rounded up.
+ *
  * @par
  * When the pixel format is palettized RGB32 (AV_PIX_FMT_PAL8), the palettized
  * image data is stored in AVFrame.data[0]. The palette is transported in
@@ -333,6 +337,9 @@ enum AVPixelFormat {
     AV_PIX_FMT_GRAY14BE,   ///<        Y        , 14bpp, big-endian
     AV_PIX_FMT_GRAY14LE,   ///<        Y        , 14bpp, little-endian
 
+    AV_PIX_FMT_GRAYF32BE,  ///< IEEE-754 single precision Y, 32bpp, big-endian
+    AV_PIX_FMT_GRAYF32LE,  ///< IEEE-754 single precision Y, 32bpp, little-endian
+
     AV_PIX_FMT_NB         ///< number of pixel formats, DO NOT USE THIS if you want to link with shared libav* because the number of formats might differ between versions
 };
 
@@ -401,6 +408,8 @@ enum AVPixelFormat {
 #define AV_PIX_FMT_GBRPF32    AV_PIX_FMT_NE(GBRPF32BE,  GBRPF32LE)
 #define AV_PIX_FMT_GBRAPF32   AV_PIX_FMT_NE(GBRAPF32BE, GBRAPF32LE)
 
+#define AV_PIX_FMT_GRAYF32    AV_PIX_FMT_NE(GRAYF32BE, GRAYF32LE)
+
 #define AV_PIX_FMT_YUVA420P9  AV_PIX_FMT_NE(YUVA420P9BE , YUVA420P9LE)
 #define AV_PIX_FMT_YUVA422P9  AV_PIX_FMT_NE(YUVA422P9BE , YUVA422P9LE)
 #define AV_PIX_FMT_YUVA444P9  AV_PIX_FMT_NE(YUVA444P9BE , YUVA444P9LE)

libs/windows/include/libavutil/version.h

@@ -79,8 +79,8 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  56
-#define LIBAVUTIL_VERSION_MINOR  18
-#define LIBAVUTIL_VERSION_MICRO 102
+#define LIBAVUTIL_VERSION_MINOR  22
+#define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
                                                LIBAVUTIL_VERSION_MINOR, \