diff options
Diffstat (limited to 'gst-libs/gst/codecparsers/gstjpegparser.h')
| -rw-r--r-- | gst-libs/gst/codecparsers/gstjpegparser.h | 103 |
1 files changed, 80 insertions, 23 deletions
diff --git a/gst-libs/gst/codecparsers/gstjpegparser.h b/gst-libs/gst/codecparsers/gstjpegparser.h index 1ef57d3c1..cfc20066e 100644 --- a/gst-libs/gst/codecparsers/gstjpegparser.h +++ b/gst-libs/gst/codecparsers/gstjpegparser.h @@ -1,6 +1,5 @@ /* - * gstjpegparser.h - JPEG parser - * + * GStreamer JPEG parser * Copyright (C) 2011-2012 Intel Corporation * * This library is free software; you can redistribute it and/or @@ -60,7 +59,7 @@ typedef struct _GstJpegScanComponent GstJpegScanComponent; typedef struct _GstJpegScanHdr GstJpegScanHdr; typedef struct _GstJpegFrameComponent GstJpegFrameComponent; typedef struct _GstJpegFrameHdr GstJpegFrameHdr; -typedef struct _GstJpegMarkerSegment GstJpegMarkerSegment; +typedef struct _GstJpegSegment GstJpegSegment; /** * GstJpegMarkerCode: @@ -76,30 +75,87 @@ typedef struct _GstJpegMarkerSegment GstJpegMarkerSegment; * @GST_JPEG_MARKER_DQT: Define quantization table marker code * @GST_JPEG_MARKER_DNL: Define number of lines marker code * @GST_JPEG_MARKER_DRI: Define restart interval marker code - * @GST_JPEG_MARKER_APP_MIN: Application segment min marker code - * @GST_JPEG_MARKER_APP_MAX: Application segment max marker code + * @GST_JPEG_MARKER_APP0: Application segment 0 marker code + * @GST_JPEG_MARKER_APP1: Application segment 1 marker code + * @GST_JPEG_MARKER_APP2: Application segment 2 marker code + * @GST_JPEG_MARKER_APP3: Application segment 3 marker code + * @GST_JPEG_MARKER_APP4: Application segment 4 marker code + * @GST_JPEG_MARKER_APP5: Application segment 5 marker code + * @GST_JPEG_MARKER_APP6: Application segment 6 marker code + * @GST_JPEG_MARKER_APP7: Application segment 7 marker code + * @GST_JPEG_MARKER_APP8: Application segment 8 marker code + * @GST_JPEG_MARKER_APP9: Application segment 9 marker code + * @GST_JPEG_MARKER_APP10: Application segment 10 marker code + * @GST_JPEG_MARKER_APP11: Application segment 11 marker code + * @GST_JPEG_MARKER_APP12: Application segment 12 marker code + * @GST_JPEG_MARKER_APP13: Application segment 13 marker code + * @GST_JPEG_MARKER_APP14: Application segment 14 marker code + * @GST_JPEG_MARKER_APP15: Application segment 15 marker code * @GST_JPEG_MARKER_COM: Comment marker code * * Indicates the type of JPEG segment. */ typedef enum { - GST_JPEG_MARKER_SOF_MIN = 0xC0, - GST_JPEG_MARKER_SOF_MAX = 0xCF, + GST_JPEG_MARKER_SOF0 = 0xC0, + GST_JPEG_MARKER_SOF1 = 0xC1, + GST_JPEG_MARKER_SOF2 = 0xC2, + GST_JPEG_MARKER_SOF3 = 0xC3, + GST_JPEG_MARKER_SOF4 = 0xC4, + GST_JPEG_MARKER_SOF5 = 0xC5, + GST_JPEG_MARKER_SOF6 = 0xC6, + GST_JPEG_MARKER_SOF7 = 0xC7, + GST_JPEG_MARKER_SOF8 = 0xC8, + GST_JPEG_MARKER_SOF9 = 0xC9, + GST_JPEG_MARKER_SOF10 = 0xCA, + GST_JPEG_MARKER_SOF11 = 0xCB, + GST_JPEG_MARKER_SOF12 = 0xCC, + GST_JPEG_MARKER_SOF13 = 0xCD, + GST_JPEG_MARKER_SOF14 = 0xCE, + GST_JPEG_MARKER_SOF15 = 0xCF, GST_JPEG_MARKER_DHT = 0xC4, GST_JPEG_MARKER_DAC = 0xCC, - GST_JPEG_MARKER_RST_MIN = 0xD0, - GST_JPEG_MARKER_RST_MAX = 0xD7, + GST_JPEG_MARKER_RST0 = 0xD0, + GST_JPEG_MARKER_RST1 = 0xD1, + GST_JPEG_MARKER_RST2 = 0xD2, + GST_JPEG_MARKER_RST3 = 0xD3, + GST_JPEG_MARKER_RST4 = 0xD4, + GST_JPEG_MARKER_RST5 = 0xD5, + GST_JPEG_MARKER_RST6 = 0xD6, + GST_JPEG_MARKER_RST7 = 0xD7, GST_JPEG_MARKER_SOI = 0xD8, GST_JPEG_MARKER_EOI = 0xD9, GST_JPEG_MARKER_SOS = 0xDA, GST_JPEG_MARKER_DQT = 0xDB, GST_JPEG_MARKER_DNL = 0xDC, GST_JPEG_MARKER_DRI = 0xDD, - GST_JPEG_MARKER_APP_MIN = 0xE0, - GST_JPEG_MARKER_APP_MAX = 0xEF, + GST_JPEG_MARKER_APP0 = 0xE0, + GST_JPEG_MARKER_APP1 = 0xE1, + GST_JPEG_MARKER_APP2 = 0xE2, + GST_JPEG_MARKER_APP3 = 0xE3, + GST_JPEG_MARKER_APP4 = 0xE4, + GST_JPEG_MARKER_APP5 = 0xE5, + GST_JPEG_MARKER_APP6 = 0xE6, + GST_JPEG_MARKER_APP7 = 0xE7, + GST_JPEG_MARKER_APP8 = 0xE8, + GST_JPEG_MARKER_APP9 = 0xE9, + GST_JPEG_MARKER_APP10 = 0xEA, + GST_JPEG_MARKER_APP11 = 0xEB, + GST_JPEG_MARKER_APP12 = 0xEC, + GST_JPEG_MARKER_APP13 = 0xED, + GST_JPEG_MARKER_APP14 = 0xEE, + GST_JPEG_MARKER_APP15 = 0xEF, GST_JPEG_MARKER_COM = 0xFE, } GstJpegMarkerCode; +#define GST_JPEG_MARKER_SOF_MIN GST_JPEG_MARKER_SOF0 +#define GST_JPEG_MARKER_SOF_MAX GST_JPEG_MARKER_SOF15 + +#define GST_JPEG_MARKER_APP_MIN GST_JPEG_MARKER_APP0 +#define GST_JPEG_MARKER_APP_MAX GST_JPEG_MARKER_APP15 + +#define GST_JPEG_MARKER_RST_MIN GST_JPEG_MARKER_RST0 +#define GST_JPEG_MARKER_RST_MAX GST_JPEG_MARKER_RST7 + /** * GstJpegProfile: * @GST_JPEG_PROFILE_BASELINE: Baseline DCT @@ -252,7 +308,7 @@ struct _GstJpegFrameHdr }; /** - * GstJpegMarkerSegment: + * GstJpegSegment: * @type: The type of the segment that starts at @offset * @offset: The offset to the segment start in bytes. This is the * exact start of the segment, no marker code included @@ -261,7 +317,7 @@ struct _GstJpegFrameHdr * * A structure that contains the type of a segment, its offset and its size. */ -struct _GstJpegMarkerSegment +struct _GstJpegSegment { guint8 marker; guint offset; @@ -270,48 +326,49 @@ struct _GstJpegMarkerSegment /** * gst_jpeg_parse: + * @seg: (out): pointer to a #GstJpegSegment structure to fill in * @data: The data to parse * @size: The size of @data * @offset: The offset from which to start parsing * * Parses the JPEG bitstream contained in @data, and returns the - * detected segment as a #GstJpegMarkerSegment. + * detected segment as a #GstJpegSegment. * * Returns: TRUE if a packet start code was found. */ -gboolean gst_jpeg_parse (GstJpegMarkerSegment * seg, +gboolean gst_jpeg_parse (GstJpegSegment * seg, const guint8 * data, gsize size, guint offset); /** - * gst_jpeg_parse_frame_hdr: - * @hdr: (out): The #GstJpegFrameHdr structure to fill in + * gst_jpeg_parse_frame_header: + * @frame_hdr: (out): The #GstJpegFrameHdr structure to fill in * @data: The data from which to parse the frame header * @size: The size of @data * @offset: The offset in bytes from which to start parsing @data * - * Parses the @hdr JPEG frame header structure members from @data. + * Parses the @frame_hdr JPEG frame header structure members from @data. * * Returns: TRUE if the frame header was correctly parsed. */ -gboolean gst_jpeg_parse_frame_hdr (GstJpegFrameHdr * hdr, +gboolean gst_jpeg_parse_frame_header (GstJpegFrameHdr * frame_hdr, const guint8 * data, gsize size, guint offset); /** - * gst_jpeg_parse_scan_hdr: - * @hdr: (out): The #GstJpegScanHdr structure to fill in + * gst_jpeg_parse_scan_header: + * @scan_hdr: (out): The #GstJpegScanHdr structure to fill in * @data: The data from which to parse the scan header * @size: The size of @data * @offset: The offset in bytes from which to start parsing @data * - * Parses the @hdr JPEG scan header structure members from @data. + * Parses the @scan_hdr JPEG scan header structure members from @data. * * Returns: TRUE if the scan header was correctly parsed */ -gboolean gst_jpeg_parse_scan_hdr (GstJpegScanHdr * hdr, +gboolean gst_jpeg_parse_scan_header (GstJpegScanHdr * scan_hdr, const guint8 * data, gsize size, guint offset); |