lavf: Constify the probe function argument.

Reviewed-by: Lauri Kasanen Reviewed-by: Tomas Härdin
SaschaVasarrhelyi · Mar 21, 2019 · 4d8875e · 4d8875e
1 parent 6dc1da4
commit 4d8875e
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Showing 214 changed files with 256 additions and 256 deletions.
diff --git a/libavformat/3dostr.c b/libavformat/3dostr.c
@@ -22,7 +22,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int threedostr_probe(AVProbeData *p)
+static int threedostr_probe(const AVProbeData *p)
 {
     if (memcmp(p->buf, "CTRL", 4) &&
         memcmp(p->buf, "SHDR", 4) &&

diff --git a/libavformat/4xm.c b/libavformat/4xm.c
@@ -81,7 +81,7 @@ typedef struct FourxmDemuxContext {
     AVRational fps;
 } FourxmDemuxContext;
 
-static int fourxm_probe(AVProbeData *p)
+static int fourxm_probe(const AVProbeData *p)
 {
     if ((AV_RL32(&p->buf[0]) != RIFF_TAG) ||
         (AV_RL32(&p->buf[8]) != FOURXMV_TAG))

diff --git a/libavformat/aacdec.c b/libavformat/aacdec.c
@@ -30,7 +30,7 @@
 
 #define ADTS_HEADER_SIZE 7
 
-static int adts_aac_probe(AVProbeData *p)
+static int adts_aac_probe(const AVProbeData *p)
 {
     int max_frames = 0, first_frames = 0;
     int fsize, frames;

diff --git a/libavformat/aadec.c b/libavformat/aadec.c
@@ -360,7 +360,7 @@ static int aa_read_seek(AVFormatContext *s,
     return 1;
 }
 
-static int aa_probe(AVProbeData *p)
+static int aa_probe(const AVProbeData *p)
 {
     uint8_t *buf = p->buf;
 

diff --git a/libavformat/ac3dec.c b/libavformat/ac3dec.c
@@ -25,7 +25,7 @@
 #include "avformat.h"
 #include "rawdec.h"
 
-static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
+static int ac3_eac3_probe(const AVProbeData *p, enum AVCodecID expected_codec_id)
 {
     int max_frames, first_frames = 0, frames;
     const uint8_t *buf, *buf2, *end;
@@ -97,7 +97,7 @@ static int ac3_eac3_probe(AVProbeData *p, enum AVCodecID expected_codec_id)
 }
 
 #if CONFIG_AC3_DEMUXER
-static int ac3_probe(AVProbeData *p)
+static int ac3_probe(const AVProbeData *p)
 {
     return ac3_eac3_probe(p, AV_CODEC_ID_AC3);
 }
@@ -115,7 +115,7 @@ AVInputFormat ff_ac3_demuxer = {
 #endif
 
 #if CONFIG_EAC3_DEMUXER
-static int eac3_probe(AVProbeData *p)
+static int eac3_probe(const AVProbeData *p)
 {
     return ac3_eac3_probe(p, AV_CODEC_ID_EAC3);
 }

diff --git a/libavformat/acm.c b/libavformat/acm.c
@@ -24,7 +24,7 @@
 #include "rawdec.h"
 #include "internal.h"
 
-static int acm_probe(AVProbeData *p)
+static int acm_probe(const AVProbeData *p)
 {
     if (AV_RB32(p->buf) != 0x97280301)
         return 0;

diff --git a/libavformat/act.c b/libavformat/act.c
@@ -33,7 +33,7 @@ typedef struct{
     char second_packet;      ///< 1 - if temporary buffer contains valid (second) G.729 packet
 } ACTContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     int i;
 

diff --git a/libavformat/adp.c b/libavformat/adp.c
@@ -24,7 +24,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int adp_probe(AVProbeData *p)
+static int adp_probe(const AVProbeData *p)
 {
     int i, changes = 0;
     uint8_t last = 0;

diff --git a/libavformat/ads.c b/libavformat/ads.c
@@ -23,7 +23,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int ads_probe(AVProbeData *p)
+static int ads_probe(const AVProbeData *p)
 {
     if (memcmp(p->buf, "SShd", 4) ||
         memcmp(p->buf+32, "SSbd", 4))

diff --git a/libavformat/adxdec.c b/libavformat/adxdec.c
@@ -34,7 +34,7 @@ typedef struct ADXDemuxerContext {
     int header_size;
 } ADXDemuxerContext;
 
-static int adx_probe(AVProbeData *p)
+static int adx_probe(const AVProbeData *p)
 {
     int offset;
     if (AV_RB16(p->buf) != 0x8000)

diff --git a/libavformat/aea.c b/libavformat/aea.c
@@ -27,7 +27,7 @@
 
 #define AT1_SU_SIZE     212
 
-static int aea_read_probe(AVProbeData *p)
+static int aea_read_probe(const AVProbeData *p)
 {
     if (p->buf_size <= 2048+212)
         return 0;

diff --git a/libavformat/aiffdec.c b/libavformat/aiffdec.c
@@ -189,7 +189,7 @@ static int get_aiff_header(AVFormatContext *s, int size,
     return num_frames;
 }
 
-static int aiff_probe(AVProbeData *p)
+static int aiff_probe(const AVProbeData *p)
 {
     /* check file header */
     if (p->buf[0] == 'F' && p->buf[1] == 'O' &&

diff --git a/libavformat/aixdec.c b/libavformat/aixdec.c
@@ -23,7 +23,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int aix_probe(AVProbeData *p)
+static int aix_probe(const AVProbeData *p)
 {
     if (AV_RL32(p->buf) != MKTAG('A','I','X','F') ||
         AV_RB32(p->buf +  8) != 0x01000014 ||

diff --git a/libavformat/amr.c b/libavformat/amr.c
@@ -71,7 +71,7 @@ static int amr_write_packet(AVFormatContext *s, AVPacket *pkt)
 }
 #endif /* CONFIG_AMR_MUXER */
 
-static int amr_probe(AVProbeData *p)
+static int amr_probe(const AVProbeData *p)
 {
     // Only check for "#!AMR" which could be amr-wb, amr-nb.
     // This will also trigger multichannel files: "#!AMR_MC1.0\n" and
@@ -176,7 +176,7 @@ AVInputFormat ff_amr_demuxer = {
 #endif
 
 #if CONFIG_AMRNB_DEMUXER
-static int amrnb_probe(AVProbeData *p)
+static int amrnb_probe(const AVProbeData *p)
 {
     int mode, i = 0, valid = 0, invalid = 0;
     const uint8_t *b = p->buf;
@@ -232,7 +232,7 @@ AVInputFormat ff_amrnb_demuxer = {
 #endif
 
 #if CONFIG_AMRWB_DEMUXER
-static int amrwb_probe(AVProbeData *p)
+static int amrwb_probe(const AVProbeData *p)
 {
     int mode, i = 0, valid = 0, invalid = 0;
     const uint8_t *b = p->buf;

diff --git a/libavformat/anm.c b/libavformat/anm.c
@@ -47,7 +47,7 @@ typedef struct AnmDemuxContext {
 #define LPF_TAG  MKTAG('L','P','F',' ')
 #define ANIM_TAG MKTAG('A','N','I','M')
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     /* verify tags and video dimensions */
     if (AV_RL32(&p->buf[0])  == LPF_TAG &&

diff --git a/libavformat/apc.c b/libavformat/apc.c
@@ -25,7 +25,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int apc_probe(AVProbeData *p)
+static int apc_probe(const AVProbeData *p)
 {
     if (!strncmp(p->buf, "CRYO_APC", 8))
         return AVPROBE_SCORE_MAX;

diff --git a/libavformat/ape.c b/libavformat/ape.c
@@ -83,7 +83,7 @@ typedef struct APEContext {
     uint8_t  *bittable;
 } APEContext;
 
-static int ape_probe(AVProbeData * p)
+static int ape_probe(const AVProbeData * p)
 {
     int version = AV_RL16(p->buf+4);
     if (AV_RL32(p->buf) != MKTAG('M', 'A', 'C', ' '))

diff --git a/libavformat/apngdec.c b/libavformat/apngdec.c
@@ -66,7 +66,7 @@ typedef struct APNGDemuxContext {
  *     ...
  *     IDAT
  */
-static int apng_probe(AVProbeData *p)
+static int apng_probe(const AVProbeData *p)
 {
     GetByteContext gb;
     int state = 0;

diff --git a/libavformat/aqtitledec.c b/libavformat/aqtitledec.c
@@ -37,7 +37,7 @@ typedef struct {
     AVRational frame_rate;
 } AQTitleContext;
 
-static int aqt_probe(AVProbeData *p)
+static int aqt_probe(const AVProbeData *p)
 {
     int frame;
     const char *ptr = p->buf;

diff --git a/libavformat/asfdec_f.c b/libavformat/asfdec_f.c
@@ -186,7 +186,7 @@ static void print_guid(ff_asf_guid *g)
 #define print_guid(g) while(0)
 #endif
 
-static int asf_probe(AVProbeData *pd)
+static int asf_probe(const AVProbeData *pd)
 {
     /* check file header */
     if (!ff_guidcmp(pd->buf, &ff_asf_header))

diff --git a/libavformat/asfdec_o.c b/libavformat/asfdec_o.c
@@ -147,7 +147,7 @@ typedef struct ASFContext {
 static int detect_unknown_subobject(AVFormatContext *s, int64_t offset, int64_t size);
 static const GUIDParseTable *find_guid(ff_asf_guid guid);
 
-static int asf_probe(AVProbeData *pd)
+static int asf_probe(const AVProbeData *pd)
 {
     /* check file header */
     if (!ff_guidcmp(pd->buf, &ff_asf_header))

diff --git a/libavformat/assdec.c b/libavformat/assdec.c
@@ -33,7 +33,7 @@ typedef struct ASSContext {
     unsigned readorder;
 } ASSContext;
 
-static int ass_probe(AVProbeData *p)
+static int ass_probe(const AVProbeData *p)
 {
     char buf[13];
     FFTextReader tr;

diff --git a/libavformat/astdec.c b/libavformat/astdec.c
@@ -25,7 +25,7 @@
 #include "internal.h"
 #include "ast.h"
 
-static int ast_probe(AVProbeData *p)
+static int ast_probe(const AVProbeData *p)
 {
     if (AV_RL32(p->buf) != MKTAG('S','T','R','M'))
         return 0;

diff --git a/libavformat/au.c b/libavformat/au.c
@@ -57,7 +57,7 @@ static const AVCodecTag codec_au_tags[] = {
 
 #if CONFIG_AU_DEMUXER
 
-static int au_probe(AVProbeData *p)
+static int au_probe(const AVProbeData *p)
 {
     if (p->buf[0] == '.' && p->buf[1] == 's' &&
         p->buf[2] == 'n' && p->buf[3] == 'd')

diff --git a/libavformat/avformat.h b/libavformat/avformat.h
@@ -702,7 +702,7 @@ typedef struct AVInputFormat {
      * The buffer provided is guaranteed to be AVPROBE_PADDING_SIZE bytes
      * big so you do not have to check for that unless you need more.
      */
-    int (*read_probe)(AVProbeData *);
+    int (*read_probe)(const AVProbeData *);
 
     /**
      * Read the format header and initialize the AVFormatContext

diff --git a/libavformat/avidec.c b/libavformat/avidec.c
@@ -1920,7 +1920,7 @@ static int avi_read_close(AVFormatContext *s)
     return 0;
 }
 
-static int avi_probe(AVProbeData *p)
+static int avi_probe(const AVProbeData *p)
 {
     int i;
 

diff --git a/libavformat/avr.c b/libavformat/avr.c
@@ -24,7 +24,7 @@
 #include "internal.h"
 #include "pcm.h"
 
-static int avr_probe(AVProbeData *p)
+static int avr_probe(const AVProbeData *p)
 {
     if (AV_RL32(p->buf) != MKTAG('2', 'B', 'I', 'T'))
         return 0;

diff --git a/libavformat/avs.c b/libavformat/avs.c
@@ -50,7 +50,7 @@ typedef enum avs_block_type {
     AVS_GAME_DATA = 0x04,
 } AvsBlockType;
 
-static int avs_probe(AVProbeData * p)
+static int avs_probe(const AVProbeData * p)
 {
     const uint8_t *d;
 

diff --git a/libavformat/bethsoftvid.c b/libavformat/bethsoftvid.c
@@ -55,7 +55,7 @@ typedef struct BVID_DemuxContext
 
 } BVID_DemuxContext;
 
-static int vid_probe(AVProbeData *p)
+static int vid_probe(const AVProbeData *p)
 {
     // little-endian VID tag, file starts with "VID\0"
     if (AV_RL32(p->buf) != MKTAG('V', 'I', 'D', 0))

diff --git a/libavformat/bfi.c b/libavformat/bfi.c
@@ -39,7 +39,7 @@ typedef struct BFIContext {
     int avflag;
 } BFIContext;
 
-static int bfi_probe(AVProbeData * p)
+static int bfi_probe(const AVProbeData * p)
 {
     /* Check file header */
     if (AV_RL32(p->buf) == MKTAG('B', 'F', '&', 'I'))

diff --git a/libavformat/bink.c b/libavformat/bink.c
@@ -59,7 +59,7 @@ typedef struct BinkDemuxContext {
     int smush_size;
 } BinkDemuxContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     const uint8_t *b = p->buf;
     int smush = AV_RN32(p->buf) == AV_RN32("SMUS");

diff --git a/libavformat/bintext.c b/libavformat/bintext.c
@@ -126,7 +126,7 @@ static void predict_width(AVCodecParameters *par, uint64_t fsize, int got_width)
         par->width = fsize > 4000 ? (160<<3) : (80<<3);
 }
 
-static int bin_probe(AVProbeData *p)
+static int bin_probe(const AVProbeData *p)
 {
     const uint8_t *d = p->buf;
     int magic = 0, sauce = 0;
@@ -204,7 +204,7 @@ static int bintext_read_header(AVFormatContext *s)
 #endif /* CONFIG_BINTEXT_DEMUXER */
 
 #if CONFIG_XBIN_DEMUXER
-static int xbin_probe(AVProbeData *p)
+static int xbin_probe(const AVProbeData *p)
 {
     const uint8_t *d = p->buf;
 
@@ -302,7 +302,7 @@ static const uint8_t idf_magic[] = {
     0x04, 0x31, 0x2e, 0x34, 0x00, 0x00, 0x00, 0x00, 0x4f, 0x00, 0x15, 0x00
 };
 
-static int idf_probe(AVProbeData *p)
+static int idf_probe(const AVProbeData *p)
 {
     if (p->buf_size < sizeof(idf_magic))
         return 0;

diff --git a/libavformat/bit.c b/libavformat/bit.c
@@ -30,7 +30,7 @@
 #define BIT_1      0x81
 
 #if CONFIG_BIT_DEMUXER
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     int i = 0, j, valid = 0;
 

diff --git a/libavformat/boadec.c b/libavformat/boadec.c
@@ -24,7 +24,7 @@
 #include "avformat.h"
 #include "internal.h"
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     if (p->buf_size < 2096)
         return 0;

diff --git a/libavformat/brstm.c b/libavformat/brstm.c
@@ -38,7 +38,7 @@ typedef struct BRSTMDemuxContext {
     int         little_endian;
 } BRSTMDemuxContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     if (AV_RL32(p->buf) == MKTAG('R','S','T','M') &&
         (AV_RL16(p->buf + 4) == 0xFFFE ||
@@ -47,7 +47,7 @@ static int probe(AVProbeData *p)
     return 0;
 }
 
-static int probe_bfstm(AVProbeData *p)
+static int probe_bfstm(const AVProbeData *p)
 {
     if ((AV_RL32(p->buf) == MKTAG('F','S','T','M') ||
          AV_RL32(p->buf) == MKTAG('C','S','T','M')) &&

diff --git a/libavformat/c93.c b/libavformat/c93.c
@@ -43,7 +43,7 @@ typedef struct C93DemuxContext {
     AVStream *audio;
 } C93DemuxContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     int i;
     int index = 1;

diff --git a/libavformat/cafdec.c b/libavformat/cafdec.c
@@ -48,7 +48,7 @@ typedef struct CafContext {
     int64_t data_size;              ///< raw data size, in bytes
 } CafContext;
 
-static int probe(AVProbeData *p)
+static int probe(const AVProbeData *p)
 {
     if (AV_RB32(p->buf) == MKBETAG('c','a','f','f') && AV_RB16(&p->buf[4]) == 1)
         return AVPROBE_SCORE_MAX;
-Original file line number
+Diff line change
@@ Expand Up / @@ -1920,7 +1920,7 @@ static int avi_read_close(AVFormatContext *s) @@
         return 0;
     }
-    static int avi_probe(AVProbeData *p)
+    static int avi_probe(const AVProbeData *p)
     {
         int i;
@@ Expand Down @@