vorbis_parser: add an AV prefix to VorbisParseContext

This is done in preparation for making it public.

libavcodec/libvorbis.c

@@ -58,7 +58,7 @@ typedef struct LibvorbisContext {
     vorbis_comment vc;                  /**< VorbisComment info             */
     ogg_packet op;                      /**< ogg packet                     */
     double iblock;                      /**< impulse block bias option      */
-    VorbisParseContext vp;              /**< parse context to get durations */
+    AVVorbisParseContext vp;            /**< parse context to get durations */
     AudioFrameQueue afq;                /**< frame queue for timestamps     */
 } LibvorbisContext;
 

libavcodec/vorbis_parser.c

@@ -38,7 +38,7 @@ static const AVClass vorbis_parser_class = {
     .version    = LIBAVUTIL_VERSION_INT,
 };
 
-static int parse_id_header(VorbisParseContext *s,
+static int parse_id_header(AVVorbisParseContext *s,
                            const uint8_t *buf, int buf_size)
 {
     /* Id header should be 30 bytes */
@@ -70,7 +70,7 @@ static int parse_id_header(VorbisParseContext *s,
     return 0;
 }
 
-static int parse_setup_header(VorbisParseContext *s,
+static int parse_setup_header(AVVorbisParseContext *s,
                               const uint8_t *buf, int buf_size)
 {
     GetBitContext gb, gb0;
@@ -181,7 +181,7 @@ bad_header:
     return ret;
 }
 
-int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s)
+int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, AVVorbisParseContext *s)
 {
     uint8_t *header_start[3];
     int header_len[3];
@@ -209,7 +209,7 @@ int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s)
     return 0;
 }
 
-int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf,
+int avpriv_vorbis_parse_frame(AVVorbisParseContext *s, const uint8_t *buf,
                               int buf_size)
 {
     int duration = 0;
@@ -242,7 +242,7 @@ int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf,
     return duration;
 }
 
-void avpriv_vorbis_parse_reset(VorbisParseContext *s)
+void avpriv_vorbis_parse_reset(AVVorbisParseContext *s)
 {
     if (s->valid_extradata)
         s->previous_blocksize = s->mode_blocksize[0];
@@ -253,7 +253,7 @@ static int vorbis_parse(AVCodecParserContext *s1, AVCodecContext *avctx,
                         const uint8_t **poutbuf, int *poutbuf_size,
                         const uint8_t *buf, int buf_size)
 {
-    VorbisParseContext *s = s1->priv_data;
+    AVVorbisParseContext *s = s1->priv_data;
     int duration;
 
     if (!s->extradata_parsed && avctx->extradata && avctx->extradata_size)
@@ -273,7 +273,7 @@ end:
 
 AVCodecParser ff_vorbis_parser = {
     .codec_ids      = { AV_CODEC_ID_VORBIS },
-    .priv_data_size = sizeof(VorbisParseContext),
+    .priv_data_size = sizeof(AVVorbisParseContext),
     .parser_parse   = vorbis_parse,
 };
 #endif /* CONFIG_VORBIS_PARSER */

libavcodec/vorbis_parser.h

@@ -30,7 +30,7 @@
 
 #include "avcodec.h"
 
-typedef struct VorbisParseContext {
+typedef struct AVVorbisParseContext {
     const AVClass *class;
     int extradata_parsed;       ///< we have attempted to parse extradata
     int valid_extradata;        ///< extradata is valid, so we can calculate duration
@@ -40,7 +40,7 @@ typedef struct VorbisParseContext {
     int mode_count;             ///< number of modes
     int mode_mask;              ///< bitmask used to get the mode in each packet
     int prev_mask;              ///< bitmask used to get the previous mode flag in each packet
-} VorbisParseContext;
+} AVVorbisParseContext;
 
 /**
  * Initialize the Vorbis parser using headers in the extradata.
@@ -48,7 +48,7 @@ typedef struct VorbisParseContext {
  * @param avctx codec context
  * @param s     Vorbis parser context
  */
-int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s);
+int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, AVVorbisParseContext *s);
 
 /**
  * Get the duration for a Vorbis packet.
@@ -60,9 +60,9 @@ int avpriv_vorbis_parse_extradata(AVCodecContext *avctx, VorbisParseContext *s);
  * @param buf      buffer containing a Vorbis frame
  * @param buf_size size of the buffer
  */
-int avpriv_vorbis_parse_frame(VorbisParseContext *s, const uint8_t *buf,
+int avpriv_vorbis_parse_frame(AVVorbisParseContext *s, const uint8_t *buf,
                               int buf_size);
 
-void avpriv_vorbis_parse_reset(VorbisParseContext *s);
+void avpriv_vorbis_parse_reset(AVVorbisParseContext *s);
 
 #endif /* AVCODEC_VORBIS_PARSER_H */

libavformat/oggparsevorbis.c

@@ -208,7 +208,7 @@ int ff_vorbis_comment(AVFormatContext *as, AVDictionary **m,
 struct oggvorbis_private {
     unsigned int len[3];
     unsigned char *packet[3];
-    VorbisParseContext vp;
+    AVVorbisParseContext vp;
     int64_t final_pts;
     int final_duration;
 };