diff --git a/libavcodec/aacpsy.c b/libavcodec/aacpsy.c
index 66cf6d5f40..6c6e573e90 100644
--- a/libavcodec/aacpsy.c
+++ b/libavcodec/aacpsy.c
@@ -160,7 +160,7 @@ typedef struct AacPsyContext{
 /**
  * LAME psy model preset struct
  */
-typedef struct {
+typedef struct PsyLamePreset {
     int   quality;  ///< Quality to map the rest of the vaules to.
      /* This is overloaded to be both kbps per channel in ABR mode, and
       * requested quality in constant quality mode.
diff --git a/libavcodec/ac3dec.c b/libavcodec/ac3dec.c
index 4876ac055d..a0359faa2d 100644
--- a/libavcodec/ac3dec.c
+++ b/libavcodec/ac3dec.c
@@ -452,7 +452,7 @@ static void calc_transform_coeffs_cpl(AC3DecodeContext *s)
 /**
  * Grouped mantissas for 3-level 5-level and 11-level quantization
  */
-typedef struct {
+typedef struct mant_groups {
     int b1_mant[2];
     int b2_mant[2];
     int b4_mant;
diff --git a/libavcodec/alac.c b/libavcodec/alac.c
index 5272f8416c..48903a671b 100644
--- a/libavcodec/alac.c
+++ b/libavcodec/alac.c
@@ -58,7 +58,7 @@
 
 #define ALAC_EXTRADATA_SIZE 36
 
-typedef struct {
+typedef struct ALACContext {
     AVCodecContext *avctx;
     GetBitContext gb;
     int channels;
diff --git a/libavcodec/alsdec.c b/libavcodec/alsdec.c
index b1965a8b87..4bb35cc656 100644
--- a/libavcodec/alsdec.c
+++ b/libavcodec/alsdec.c
@@ -152,7 +152,7 @@ enum RA_Flag {
 };
 
 
-typedef struct {
+typedef struct ALSSpecificConfig {
     uint32_t samples;         ///< number of samples, 0xFFFFFFFF if unknown
     int resolution;           ///< 000 = 8-bit; 001 = 16-bit; 010 = 24-bit; 011 = 32-bit
     int floating;             ///< 1 = IEEE 32-bit floating-point, 0 = integer
@@ -178,7 +178,7 @@ typedef struct {
 } ALSSpecificConfig;
 
 
-typedef struct {
+typedef struct ALSChannelData {
     int stop_flag;
     int master_channel;
     int time_diff_flag;
@@ -188,7 +188,7 @@ typedef struct {
 } ALSChannelData;
 
 
-typedef struct {
+typedef struct ALSDecContext {
     AVCodecContext *avctx;
     ALSSpecificConfig sconf;
     GetBitContext gb;
@@ -227,7 +227,7 @@ typedef struct {
 } ALSDecContext;
 
 
-typedef struct {
+typedef struct ALSBlockData {
     unsigned int block_length;      ///< number of samples within the block
     unsigned int ra_block;          ///< if true, this is a random access block
     int          *const_block;      ///< if true, this is a constant value block
diff --git a/libavcodec/amrwbdec.c b/libavcodec/amrwbdec.c
index 668c84d1f3..5ef22d3d4d 100644
--- a/libavcodec/amrwbdec.c
+++ b/libavcodec/amrwbdec.c
@@ -42,7 +42,7 @@
 
 #include "amrwbdata.h"
 
-typedef struct {
+typedef struct AMRWBContext {
     AMRWBFrame                             frame; ///< AMRWB parameters decoded from bitstream
     enum Mode                        fr_cur_mode; ///< mode index of current frame
     uint8_t                           fr_quality; ///< frame quality index (FQI)
diff --git a/libavcodec/ansi.c b/libavcodec/ansi.c
index 556bfe4461..346a9ca413 100644
--- a/libavcodec/ansi.c
+++ b/libavcodec/ansi.c
@@ -49,7 +49,7 @@ static const uint8_t ansi_to_cga[16] = {
     0,  4,  2,  6,  1,  5,  3, 7, 8, 12, 10, 14,  9, 13, 11, 15
 };
 
-typedef struct {
+typedef struct AnsiContext {
     AVFrame *frame;
     int x;                /**< x cursor position (pixels) */
     int y;                /**< y cursor position (pixels) */
diff --git a/libavcodec/atrac1.c b/libavcodec/atrac1.c
index 9a897852a7..5c8f96a31c 100644
--- a/libavcodec/atrac1.c
+++ b/libavcodec/atrac1.c
@@ -57,7 +57,7 @@
 /**
  * Sound unit struct, one unit is used per channel
  */
-typedef struct {
+typedef struct AT1SUCtx {
     int                 log2_block_count[AT1_QMF_BANDS];    ///< log2 number of blocks in a band
     int                 num_bfus;                           ///< number of Block Floating Units
     float*              spectrum[2];
@@ -71,7 +71,7 @@ typedef struct {
 /**
  * The atrac1 context, holds all needed parameters for decoding
  */
-typedef struct {
+typedef struct AT1Ctx {
     AT1SUCtx            SUs[AT1_MAX_CHANNELS];              ///< channel sound unit
     DECLARE_ALIGNED(32, float, spec)[AT1_SU_SAMPLES];      ///< the mdct spectrum buffer
 
diff --git a/libavcodec/avs.c b/libavcodec/avs.c
index eb2da66928..85d18fd41a 100644
--- a/libavcodec/avs.c
+++ b/libavcodec/avs.c
@@ -23,8 +23,7 @@
 #include "get_bits.h"
 #include "internal.h"
 
-
-typedef struct {
+typedef struct AvsContext {
     AVFrame *frame;
 } AvsContext;
 
diff --git a/libavcodec/binkaudio.c b/libavcodec/binkaudio.c
index eb9cd0ab62..ffc8f87b13 100644
--- a/libavcodec/binkaudio.c
+++ b/libavcodec/binkaudio.c
@@ -44,7 +44,7 @@ static float quant_table[96];
 #define MAX_CHANNELS 2
 #define BINK_BLOCK_MAX_SIZE (MAX_CHANNELS << 11)
 
-typedef struct {
+typedef struct BinkAudioContext {
     GetBitContext gb;
     int version_b;          ///< Bink version 'b'
     int first;
diff --git a/libavcodec/bitstream.c b/libavcodec/bitstream.c
index 8e9f657b7f..f36997ea40 100644
--- a/libavcodec/bitstream.c
+++ b/libavcodec/bitstream.c
@@ -129,7 +129,7 @@ static av_always_inline uint32_t bitswap_32(uint32_t x)
            (uint32_t)ff_reverse[ x >> 24];
 }
 
-typedef struct {
+typedef struct VLCcode {
     uint8_t bits;
     uint16_t symbol;
     /** codeword, with the first bit-to-be-read in the msb
diff --git a/libavcodec/c93.c b/libavcodec/c93.c
index c7cc68296a..2729ee8fcb 100644
--- a/libavcodec/c93.c
+++ b/libavcodec/c93.c
@@ -23,7 +23,7 @@
 #include "bytestream.h"
 #include "internal.h"
 
-typedef struct {
+typedef struct C93DecoderContext {
     AVFrame *pictures[2];
     int currentpic;
 } C93DecoderContext;
diff --git a/libavcodec/cdxl.c b/libavcodec/cdxl.c
index 80a367163d..e45e722be5 100644
--- a/libavcodec/cdxl.c
+++ b/libavcodec/cdxl.c
@@ -31,7 +31,7 @@
 #define BIT_LINE     0x80
 #define BYTE_LINE    0xC0
 
-typedef struct {
+typedef struct CDXLVideoContext {
     AVCodecContext *avctx;
     int            bpp;
     int            format;
diff --git a/libavcodec/cinepak.c b/libavcodec/cinepak.c
index caf14cbfcf..3a740b22c1 100644
--- a/libavcodec/cinepak.c
+++ b/libavcodec/cinepak.c
@@ -40,14 +40,14 @@
 #include "internal.h"
 
 
-typedef struct {
+typedef struct cvid_codebook {
     uint8_t  y0, y1, y2, y3;
     uint8_t  u, v;
 } cvid_codebook;
 
 #define MAX_STRIPS      32
 
-typedef struct {
+typedef struct cvid_strip {
     uint16_t          id;
     uint16_t          x1, y1;
     uint16_t          x2, y2;
diff --git a/libavcodec/cook.c b/libavcodec/cook.c
index 8c2fab7a27..5c55d2b591 100644
--- a/libavcodec/cook.c
+++ b/libavcodec/cook.c
@@ -64,12 +64,12 @@
 #define SUBBAND_SIZE    20
 #define MAX_SUBPACKETS   5
 
-typedef struct {
+typedef struct cook_gains {
     int *now;
     int *previous;
 } cook_gains;
 
-typedef struct {
+typedef struct COOKSubpacket {
     int                 ch_idx;
     int                 size;
     int                 num_channels;
diff --git a/libavcodec/cscd.c b/libavcodec/cscd.c
index 9ae7e33c7a..358240b7a9 100644
--- a/libavcodec/cscd.c
+++ b/libavcodec/cscd.c
@@ -30,7 +30,7 @@
 #endif
 #include "libavutil/lzo.h"
 
-typedef struct {
+typedef struct CamStudioContext {
     int linelen, height, bpp;
     unsigned int decomp_size;
     unsigned char* decomp_buf;
diff --git a/libavcodec/dcadec.c b/libavcodec/dcadec.c
index 8ca8c34510..bb7e020bb2 100644
--- a/libavcodec/dcadec.c
+++ b/libavcodec/dcadec.c
@@ -266,7 +266,7 @@ static const int8_t dca_channel_reorder_nolfe_xch[][9] = {
 #define DCA_NSYNCAUX        0x9A1105A0
 
 /** Bit allocation */
-typedef struct {
+typedef struct BitAlloc {
     int offset;                 ///< code values offset
     int maxbits[8];             ///< max bits in VLC
     int wrap;                   ///< wrap for get_vlc2()
@@ -285,7 +285,7 @@ static av_always_inline int get_bitalloc(GetBitContext *gb, BitAlloc *ba,
            ba->offset;
 }
 
-typedef struct {
+typedef struct DCAContext {
     AVClass *class;             ///< class for AVOptions
     AVCodecContext *avctx;
     /* Frame header */
diff --git a/libavcodec/elbg.c b/libavcodec/elbg.c
index 4357e45eb6..e2b03a6f9b 100644
--- a/libavcodec/elbg.c
+++ b/libavcodec/elbg.c
@@ -43,7 +43,7 @@ typedef struct cell_s {
 /**
  * ELBG internal data
  */
-typedef struct{
+typedef struct elbg_data {
     int error;
     int dim;
     int numCB;
diff --git a/libavcodec/g723_1.c b/libavcodec/g723_1.c
index bbdb404a99..f3879bdbcd 100644
--- a/libavcodec/g723_1.c
+++ b/libavcodec/g723_1.c
@@ -55,7 +55,7 @@ enum Rate {
 /**
  * G723.1 unpacked data subframe
  */
-typedef struct {
+typedef struct G723_1_Subframe {
     int ad_cb_lag;     ///< adaptive codebook lag
     int ad_cb_gain;
     int dirac_train;
@@ -68,7 +68,7 @@ typedef struct {
 /**
  * Pitch postfilter parameters
  */
-typedef struct {
+typedef struct PPFParam {
     int     index;    ///< postfilter backward/forward lag
     int16_t opt_gain; ///< optimal gain
     int16_t sc_gain;  ///< scaling gain
diff --git a/libavcodec/gif.c b/libavcodec/gif.c
index c6c37b6c66..ae7fdfd818 100644
--- a/libavcodec/gif.c
+++ b/libavcodec/gif.c
@@ -52,7 +52,7 @@
 
 #include "put_bits.h"
 
-typedef struct {
+typedef struct GIFContext {
     LZWState *lzw;
     uint8_t *buf;
 } GIFContext;
diff --git a/libavcodec/huffman.c b/libavcodec/huffman.c
index dec2197fc9..eb5f01fcf9 100644
--- a/libavcodec/huffman.c
+++ b/libavcodec/huffman.c
@@ -33,7 +33,7 @@
 /* symbol for Huffman tree node */
 #define HNODE -1
 
-typedef struct {
+typedef struct HeapElem {
     uint64_t val;
     int name;
 } HeapElem;
diff --git a/libavcodec/idcinvideo.c b/libavcodec/idcinvideo.c
index 70c98d68e0..87a1013966 100644
--- a/libavcodec/idcinvideo.c
+++ b/libavcodec/idcinvideo.c
@@ -56,8 +56,7 @@
 #define HUF_TOKENS 256
 #define PALETTE_COUNT 256
 
-typedef struct
-{
+typedef struct hnode {
   int count;
   unsigned char used;
   int children[2];
diff --git a/libavcodec/iff.c b/libavcodec/iff.c
index 112c2ca93c..92c3764462 100644
--- a/libavcodec/iff.c
+++ b/libavcodec/iff.c
@@ -33,7 +33,7 @@
 #include "get_bits.h"
 #include "internal.h"
 
-typedef struct {
+typedef struct IffContext {
     AVFrame *frame;
     int planesize;
     uint8_t * planebuf;
diff --git a/libavcodec/imc.c b/libavcodec/imc.c
index 500f56408d..cb95d39ca1 100644
--- a/libavcodec/imc.c
+++ b/libavcodec/imc.c
@@ -79,7 +79,7 @@ typedef struct IMCChannel {
     int decoder_reset;
 } IMCChannel;
 
-typedef struct {
+typedef struct IMCContext {
     IMCChannel chctx[2];
 
     /** MDCT tables */
diff --git a/libavcodec/kgv1dec.c b/libavcodec/kgv1dec.c
index d58e775996..4035e472f3 100644
--- a/libavcodec/kgv1dec.c
+++ b/libavcodec/kgv1dec.c
@@ -30,7 +30,7 @@
 #include "avcodec.h"
 #include "internal.h"
 
-typedef struct {
+typedef struct KgvContext {
     AVCodecContext *avctx;
     uint16_t *frame_buffer;
     uint16_t *last_frame_buffer;
diff --git a/libavcodec/libopenjpegdec.c b/libavcodec/libopenjpegdec.c
index c7697a5e87..73b1b9f71e 100644
--- a/libavcodec/libopenjpegdec.c
+++ b/libavcodec/libopenjpegdec.c
@@ -74,7 +74,7 @@ static const enum AVPixelFormat any_pix_fmts[] = {
     RGB_PIXEL_FORMATS, GRAY_PIXEL_FORMATS, YUV_PIXEL_FORMATS, XYZ_PIXEL_FORMATS
 };
 
-typedef struct {
+typedef struct LibOpenJPEGContext {
     AVClass *class;
     opj_dparameters_t dec_params;
     int lowres;
diff --git a/libavcodec/libopenjpegenc.c b/libavcodec/libopenjpegenc.c
index 2c2109f076..00c0ed6d0d 100644
--- a/libavcodec/libopenjpegenc.c
+++ b/libavcodec/libopenjpegenc.c
@@ -34,7 +34,7 @@
 #include "avcodec.h"
 #include "internal.h"
 
-typedef struct {
+typedef struct LibOpenJPEGContext {
     AVClass *avclass;
     opj_image_t *image;
     opj_cparameters_t enc_params;
diff --git a/libavcodec/libspeexdec.c b/libavcodec/libspeexdec.c
index d00696ee39..a26b763688 100644
--- a/libavcodec/libspeexdec.c
+++ b/libavcodec/libspeexdec.c
@@ -28,7 +28,7 @@
 #include "avcodec.h"
 #include "internal.h"
 
-typedef struct {
+typedef struct LibSpeexContext {
     SpeexBits bits;
     SpeexStereoState stereo;
     void *dec_state;
diff --git a/libavcodec/libspeexenc.c b/libavcodec/libspeexenc.c
index 98f89b214f..ec8882f936 100644
--- a/libavcodec/libspeexenc.c
+++ b/libavcodec/libspeexenc.c
@@ -92,7 +92,7 @@
 #include "internal.h"
 #include "audio_frame_queue.h"
 
-typedef struct {
+typedef struct LibSpeexEncContext {
     AVClass *class;             ///< AVClass for private options
     SpeexBits bits;             ///< libspeex bitwriter context
     SpeexHeader header;         ///< libspeex header struct
diff --git a/libavcodec/mimic.c b/libavcodec/mimic.c
index 88ee5d380c..7f97366de4 100644
--- a/libavcodec/mimic.c
+++ b/libavcodec/mimic.c
@@ -35,7 +35,7 @@
 
 #define MIMIC_HEADER_SIZE   20
 
-typedef struct {
+typedef struct MimicContext {
     AVCodecContext *avctx;
 
     int             num_vblocks[3];
diff --git a/libavcodec/nuv.c b/libavcodec/nuv.c
index c31ff11222..b3acde4f9d 100644
--- a/libavcodec/nuv.c
+++ b/libavcodec/nuv.c
@@ -32,7 +32,7 @@
 #include "internal.h"
 #include "rtjpeg.h"
 
-typedef struct {
+typedef struct NuvContext {
     AVFrame *pic;
     int codec_frameheader;
     int quality;
diff --git a/libavcodec/proresdec.c b/libavcodec/proresdec.c
index 03f63d9dce..1bbe267ec3 100644
--- a/libavcodec/proresdec.c
+++ b/libavcodec/proresdec.c
@@ -40,7 +40,7 @@
 #include "proresdsp.h"
 #include "get_bits.h"
 
-typedef struct {
+typedef struct ProresThreadData {
     const uint8_t *index;            ///< pointers to the data of this slice
     int slice_num;
     int x_pos, y_pos;
@@ -51,7 +51,7 @@ typedef struct {
     DECLARE_ALIGNED(16, int16_t, qmat_chroma_scaled)[64];
 } ProresThreadData;
 
-typedef struct {
+typedef struct ProresContext {
     ProresDSPContext dsp;
     AVFrame    *frame;
     ScanTable  scantable;
diff --git a/libavcodec/qcelpdec.c b/libavcodec/qcelpdec.c
index 7d9427c008..d4a82ee901 100644
--- a/libavcodec/qcelpdec.c
+++ b/libavcodec/qcelpdec.c
@@ -52,7 +52,7 @@ typedef enum {
     RATE_FULL
 } qcelp_packet_rate;
 
-typedef struct {
+typedef struct QCELPContext {
     GetBitContext     gb;
     qcelp_packet_rate bitrate;
     QCELPFrame        frame;    /**< unpacked data frame */
diff --git a/libavcodec/qdm2.c b/libavcodec/qdm2.c
index 4718b34942..188358a04f 100644
--- a/libavcodec/qdm2.c
+++ b/libavcodec/qdm2.c
@@ -83,7 +83,7 @@ typedef int8_t sb_int8_array[2][30][64];
 /**
  * Subpacket
  */
-typedef struct {
+typedef struct QDM2SubPacket {
     int type;            ///< subpacket type
     unsigned int size;   ///< subpacket size
     const uint8_t *data; ///< pointer to subpacket data (points to input data buffer, it's not a private copy)
@@ -97,12 +97,12 @@ typedef struct QDM2SubPNode {
     struct QDM2SubPNode *next; ///< pointer to next packet in the list, NULL if leaf node
 } QDM2SubPNode;
 
-typedef struct {
+typedef struct QDM2Complex {
     float re;
     float im;
 } QDM2Complex;
 
-typedef struct {
+typedef struct FFTTone {
     float level;
     QDM2Complex *complex;
     const float *table;
@@ -113,7 +113,7 @@ typedef struct {
     short cutoff;
 } FFTTone;
 
-typedef struct {
+typedef struct FFTCoefficient {
     int16_t sub_packet;
     uint8_t channel;
     int16_t offset;
@@ -121,14 +121,14 @@ typedef struct {
     uint8_t phase;
 } FFTCoefficient;
 
-typedef struct {
+typedef struct QDM2FFT {
     DECLARE_ALIGNED(32, QDM2Complex, complex)[MPA_MAX_CHANNELS][256];
 } QDM2FFT;
 
 /**
  * QDM2 decoder context
  */
-typedef struct {
+typedef struct QDM2Context {
     /// Parameters from codec header, do not change during playback
     int nb_channels;         ///< number of channels
     int channels;            ///< number of channels
diff --git a/libavcodec/ra288.c b/libavcodec/ra288.c
index 215786c803..a67c6571fd 100644
--- a/libavcodec/ra288.c
+++ b/libavcodec/ra288.c
@@ -37,7 +37,7 @@
 #define RA288_BLOCK_SIZE        5
 #define RA288_BLOCKS_PER_FRAME 32
 
-typedef struct {
+typedef struct RA288Context {
     AVFloatDSPContext fdsp;
     DECLARE_ALIGNED(32, float,   sp_lpc)[FFALIGN(36, 16)];   ///< LPC coefficients for speech data (spec: A)
     DECLARE_ALIGNED(32, float, gain_lpc)[FFALIGN(10, 16)];   ///< LPC coefficients for gain        (spec: GB)
diff --git a/libavcodec/roqaudioenc.c b/libavcodec/roqaudioenc.c
index 402eb78be5..936b809e39 100644
--- a/libavcodec/roqaudioenc.c
+++ b/libavcodec/roqaudioenc.c
@@ -32,8 +32,7 @@
 #define MAX_DPCM (127*127)
 
 
-typedef struct
-{
+typedef struct ROQDPCMContext {
     short lastSample[2];
     int input_frames;
     int buffered_samples;
diff --git a/libavcodec/roqvideoenc.c b/libavcodec/roqvideoenc.c
index fb7635a5ae..fd651e9552 100644
--- a/libavcodec/roqvideoenc.c
+++ b/libavcodec/roqvideoenc.c
@@ -183,8 +183,7 @@ static inline int squared_diff_macroblock(uint8_t a[], uint8_t b[], int size)
     return sdiff;
 }
 
-typedef struct
-{
+typedef struct SubcelEvaluation {
     int eval_dist[4];
     int best_bit_use;
     int best_coding;
@@ -194,8 +193,7 @@ typedef struct
     int cbEntry;
 } SubcelEvaluation;
 
-typedef struct
-{
+typedef struct CelEvaluation {
     int eval_dist[4];
     int best_coding;
 
@@ -207,8 +205,7 @@ typedef struct
     int sourceX, sourceY;
 } CelEvaluation;
 
-typedef struct
-{
+typedef struct RoqCodebooks {
     int numCB4;
     int numCB2;
     int usedCB2[MAX_CBS_2x2];
@@ -602,8 +599,7 @@ static inline uint8_t motion_arg(motion_vect mot)
     return ((ax&15)<<4) | (ay&15);
 }
 
-typedef struct
-{
+typedef struct CodingSpool {
     int typeSpool;
     int typeSpoolLength;
     uint8_t argumentSpool[64];
diff --git a/libavcodec/rv34_parser.c b/libavcodec/rv34_parser.c
index 8af74431c0..ec6d3a5644 100644
--- a/libavcodec/rv34_parser.c
+++ b/libavcodec/rv34_parser.c
@@ -27,7 +27,7 @@
 #include "parser.h"
 #include "libavutil/intreadwrite.h"
 
-typedef struct {
+typedef struct RV34ParseContext {
     ParseContext pc;
     int64_t key_dts;
     int key_pts;
diff --git a/libavcodec/sipr.c b/libavcodec/sipr.c
index 98607f2287..81c38a3a99 100644
--- a/libavcodec/sipr.c
+++ b/libavcodec/sipr.c
@@ -44,7 +44,7 @@
 #include "sipr.h"
 #include "siprdata.h"
 
-typedef struct {
+typedef struct SiprModeParam {
     const char *mode_name;
     uint16_t bits_per_frame;
     uint8_t subframe_count;
diff --git a/libavcodec/srtdec.c b/libavcodec/srtdec.c
index bbc80617ac..3bee3c726f 100644
--- a/libavcodec/srtdec.c
+++ b/libavcodec/srtdec.c
@@ -41,7 +41,7 @@ enum {
     PARAM_NUMBER
 };
 
-typedef struct {
+typedef struct SrtStack {
     char tag[128];
     char param[PARAM_NUMBER][128];
 } SrtStack;
diff --git a/libavcodec/svq3.c b/libavcodec/svq3.c
index fc2120b2cb..88c060d307 100644
--- a/libavcodec/svq3.c
+++ b/libavcodec/svq3.c
@@ -68,7 +68,7 @@
  * svq3 decoder.
  */
 
-typedef struct {
+typedef struct SVQ3Context {
     H264Context h;
     HpelDSPContext hdsp;
     TpelDSPContext tdsp;
diff --git a/libavcodec/truespeech.c b/libavcodec/truespeech.c
index 34b7c3b5a7..9cf9c92efe 100644
--- a/libavcodec/truespeech.c
+++ b/libavcodec/truespeech.c
@@ -35,7 +35,7 @@
 /**
  * TrueSpeech decoder context
  */
-typedef struct {
+typedef struct TSContext {
     BswapDSPContext bdsp;
     /* input data */
     DECLARE_ALIGNED(16, uint8_t, buffer)[32];
diff --git a/libavcodec/v210enc.h b/libavcodec/v210enc.h
index f950328d30..908506db6e 100644
--- a/libavcodec/v210enc.h
+++ b/libavcodec/v210enc.h
@@ -23,7 +23,7 @@
 #include "libavutil/opt.h"
 #include "libavutil/pixfmt.h"
 
-typedef struct {
+typedef struct V210EncContext {
     void (*pack_line_8)(const uint8_t *y, const uint8_t *u,
                         const uint8_t *v, uint8_t *dst, ptrdiff_t width);
     void (*pack_line_10)(const uint16_t *y, const uint16_t *u,
diff --git a/libavcodec/vble.c b/libavcodec/vble.c
index 4d5cd96295..8e042c25d1 100644
--- a/libavcodec/vble.c
+++ b/libavcodec/vble.c
@@ -32,7 +32,7 @@
 #include "internal.h"
 #include "mathops.h"
 
-typedef struct {
+typedef struct VBLEContext {
     AVCodecContext *avctx;
     HuffYUVDSPContext hdsp;
 
diff --git a/libavcodec/vc1_parser.c b/libavcodec/vc1_parser.c
index 7d8d016be9..38b62f72bd 100644
--- a/libavcodec/vc1_parser.c
+++ b/libavcodec/vc1_parser.c
@@ -47,7 +47,7 @@ typedef enum {
     ONE
 } VC1ParseSearchState;
 
-typedef struct {
+typedef struct VC1ParseContext {
     ParseContext pc;
     VC1Context v;
     uint8_t prev_start_code;
diff --git a/libavcodec/vc1dec.c b/libavcodec/vc1dec.c
index ed8253a0f5..22cf1e502d 100644
--- a/libavcodec/vc1dec.c
+++ b/libavcodec/vc1dec.c
@@ -38,7 +38,7 @@
 
 #if CONFIG_WMV3IMAGE_DECODER || CONFIG_VC1IMAGE_DECODER
 
-typedef struct {
+typedef struct SpriteData {
     /**
      * Transform coefficients for both sprites in 16.16 fixed point format,
      * in the order they appear in the bitstream:
diff --git a/libavcodec/vorbisdec.c b/libavcodec/vorbisdec.c
index d7fec98c6e..dbcc1cd911 100644
--- a/libavcodec/vorbisdec.c
+++ b/libavcodec/vorbisdec.c
@@ -42,7 +42,7 @@
 #define V_MAX_VLCS (1 << 16)
 #define V_MAX_PARTITIONS (1 << 20)
 
-typedef struct {
+typedef struct vorbis_codebook {
     uint8_t      dimensions;
     uint8_t      lookup_type;
     uint8_t      maxdepth;
@@ -58,7 +58,7 @@ struct vorbis_context_s;
 typedef
 int (* vorbis_floor_decode_func)
     (struct vorbis_context_s *, vorbis_floor_data *, float *);
-typedef struct {
+typedef struct vorbis_floor {
     uint8_t floor_type;
     vorbis_floor_decode_func decode;
     union vorbis_floor_u {
@@ -88,7 +88,7 @@ typedef struct {
     } data;
 } vorbis_floor;
 
-typedef struct {
+typedef struct vorbis_residue {
     uint16_t      type;
     uint32_t      begin;
     uint32_t      end;
@@ -101,7 +101,7 @@ typedef struct {
     uint8_t      *classifs;
 } vorbis_residue;
 
-typedef struct {
+typedef struct vorbis_mapping {
     uint8_t       submaps;
     uint16_t      coupling_steps;
     uint8_t      *magnitude;
@@ -111,7 +111,7 @@ typedef struct {
     uint8_t       submap_residue[16];
 } vorbis_mapping;
 
-typedef struct {
+typedef struct vorbis_mode {
     uint8_t       blockflag;
     uint16_t      windowtype;
     uint16_t      transformtype;
diff --git a/libavcodec/vorbisenc.c b/libavcodec/vorbisenc.c
index 10c7932322..12a97bc058 100644
--- a/libavcodec/vorbisenc.c
+++ b/libavcodec/vorbisenc.c
@@ -39,7 +39,7 @@
 #undef NDEBUG
 #include <assert.h>
 
-typedef struct {
+typedef struct vorbis_enc_codebook {
     int nentries;
     uint8_t *lens;
     uint32_t *codewords;
@@ -53,14 +53,14 @@ typedef struct {
     float *pow2;
 } vorbis_enc_codebook;
 
-typedef struct {
+typedef struct vorbis_enc_floor_class {
     int dim;
     int subclass;
     int masterbook;
     int *books;
 } vorbis_enc_floor_class;
 
-typedef struct {
+typedef struct vorbis_enc_floor {
     int partitions;
     int *partition_to_class;
     int nclasses;
@@ -71,7 +71,7 @@ typedef struct {
     vorbis_floor1_entry *list;
 } vorbis_enc_floor;
 
-typedef struct {
+typedef struct vorbis_enc_residue {
     int type;
     int begin;
     int end;
@@ -82,7 +82,7 @@ typedef struct {
     float (*maxes)[2];
 } vorbis_enc_residue;
 
-typedef struct {
+typedef struct vorbis_enc_mapping {
     int submaps;
     int *mux;
     int *floor;
@@ -92,12 +92,12 @@ typedef struct {
     int *angle;
 } vorbis_enc_mapping;
 
-typedef struct {
+typedef struct vorbis_enc_mode {
     int blockflag;
     int mapping;
 } vorbis_enc_mode;
 
-typedef struct {
+typedef struct vorbis_enc_context {
     int channels;
     int sample_rate;
     int log2_blocksize[2];
diff --git a/libavcodec/wmalosslessdec.c b/libavcodec/wmalosslessdec.c
index b8a1776e59..eea7f94353 100644
--- a/libavcodec/wmalosslessdec.c
+++ b/libavcodec/wmalosslessdec.c
@@ -50,7 +50,7 @@
 /**
  * @brief frame-specific decoder context for a single channel
  */
-typedef struct {
+typedef struct WmallChannelCtx {
     int16_t     prev_block_len;                         ///< length of the previous block
     uint8_t     transmit_coefs;
     uint8_t     num_subframes;
diff --git a/libavcodec/wmaprodec.c b/libavcodec/wmaprodec.c
index afe6ac2c95..5e063764c6 100644
--- a/libavcodec/wmaprodec.c
+++ b/libavcodec/wmaprodec.c
@@ -132,7 +132,7 @@ static float            sin64[33];        ///< sine table for decorrelation
 /**
  * @brief frame specific decoder context for a single channel
  */
-typedef struct {
+typedef struct WMAProChannelCtx {
     int16_t  prev_block_len;                          ///< length of the previous block
     uint8_t  transmit_coefs;
     uint8_t  num_subframes;
@@ -157,7 +157,7 @@ typedef struct {
 /**
  * @brief channel group for channel transformations
  */
-typedef struct {
+typedef struct WMAProChannelGrp {
     uint8_t num_channels;                                     ///< number of channels in the group
     int8_t  transform;                                        ///< transform on / off
     int8_t  transform_band[MAX_BANDS];                        ///< controls if the transform is enabled for a certain band
diff --git a/libavcodec/wmavoice.c b/libavcodec/wmavoice.c
index 0d91077eca..e408166c48 100644
--- a/libavcodec/wmavoice.c
+++ b/libavcodec/wmavoice.c
@@ -131,7 +131,7 @@ static const struct frame_type_desc {
 /**
  * WMA Voice decoding context.
  */
-typedef struct {
+typedef struct WMAVoiceContext {
     /**
      * @name Global values specified in the stream header / extradata or used all over.
      * @{
diff --git a/libavcodec/zerocodec.c b/libavcodec/zerocodec.c
index eeba2dedf7..89c869cc5f 100644
--- a/libavcodec/zerocodec.c
+++ b/libavcodec/zerocodec.c
@@ -22,7 +22,7 @@
 #include "internal.h"
 #include "libavutil/common.h"
 
-typedef struct {
+typedef struct ZeroCodecContext {
     AVFrame  *previous_frame;
     z_stream zstream;
 } ZeroCodecContext;