mirror of
https://github.com/xenia-project/FFmpeg.git
synced 2024-11-23 19:49:56 +00:00
Replace memset(0) by zero initializations.
Also remove one pointless zero initialization in rangecoder.c.
This commit is contained in:
Diego Biurrun
parent
856c8e0a04
commit
a92be9b856
3
avplay.c
3
avplay.c
@ -1371,7 +1371,7 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
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/* if the frame is not skipped, then display it */
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if (vp->bmp) {
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AVPicture pict;
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AVPicture pict = { { 0 } };
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#if CONFIG_AVFILTER
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if (vp->picref)
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avfilter_unref_buffer(vp->picref);
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@ -1381,7 +1381,6 @@ static int queue_picture(VideoState *is, AVFrame *src_frame, double pts, int64_t
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/* get a pointer on the bitmap */
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SDL_LockYUVOverlay (vp->bmp);
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memset(&pict, 0, sizeof(AVPicture));
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pict.data[0] = vp->bmp->pixels[0];
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pict.data[1] = vp->bmp->pixels[2];
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pict.data[2] = vp->bmp->pixels[1];
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@ -335,8 +335,7 @@ static int resolve_host(struct in_addr *sin_addr, const char *hostname)
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if (!ff_inet_aton(hostname, sin_addr)) {
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#if HAVE_GETADDRINFO
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struct addrinfo *ai, *cur;
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struct addrinfo hints;
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memset(&hints, 0, sizeof(hints));
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struct addrinfo hints = { 0 };
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hints.ai_family = AF_INET;
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if (getaddrinfo(hostname, NULL, &hints, &ai))
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return -1;
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@ -2822,7 +2821,7 @@ static int rtsp_parse_request(HTTPContext *c)
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char protocol[32];
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char line[1024];
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int len;
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RTSPMessageHeader header1, *header = &header1;
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RTSPMessageHeader header1 = { 0 }, *header = &header1;
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c->buffer_ptr[0] = '\0';
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p = c->buffer;
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@ -2848,7 +2847,6 @@ static int rtsp_parse_request(HTTPContext *c)
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}
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/* parse each header line */
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memset(header, 0, sizeof(*header));
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/* skip to next line */
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while (*p != '\n' && *p != '\0')
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p++;
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@ -4647,7 +4645,7 @@ static const OptionDef options[] = {
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int main(int argc, char **argv)
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{
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struct sigaction sigact;
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struct sigaction sigact = { { 0 } };
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parse_loglevel(argc, argv, options);
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av_register_all();
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@ -4665,7 +4663,6 @@ int main(int argc, char **argv)
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av_lfg_init(&random_state, av_get_random_seed());
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memset(&sigact, 0, sizeof(sigact));
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sigact.sa_handler = handle_child_exit;
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sigact.sa_flags = SA_NOCLDSTOP | SA_RESTART;
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sigaction(SIGCHLD, &sigact, 0);
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@ -552,7 +552,7 @@ static int decode_i_mb(FourXContext *f)
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static const uint8_t *read_huffman_tables(FourXContext *f,
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const uint8_t * const buf)
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{
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int frequency[512];
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int frequency[512] = { 0 };
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uint8_t flag[512];
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int up[512];
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uint8_t len_tab[257];
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@ -561,7 +561,6 @@ static const uint8_t *read_huffman_tables(FourXContext *f,
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const uint8_t *ptr = buf;
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int j;
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memset(frequency, 0, sizeof(frequency));
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memset(up, -1, sizeof(up));
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start = *ptr++;
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@ -661,8 +660,7 @@ static int decode_i2_frame(FourXContext *f, const uint8_t *buf, int length)
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for (y = 0; y < height; y += 16) {
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for (x = 0; x < width; x += 16) {
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unsigned int color[4], bits;
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memset(color, 0, sizeof(color));
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unsigned int color[4] = { 0 }, bits;
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// warning following is purely guessed ...
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color[0] = bytestream2_get_le16u(&g3);
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color[1] = bytestream2_get_le16u(&g3);
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@ -714,7 +714,7 @@ static void search_for_quantizers_twoloop(AVCodecContext *avctx,
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{
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int start = 0, i, w, w2, g;
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int destbits = avctx->bit_rate * 1024.0 / avctx->sample_rate / avctx->channels;
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float dists[128], uplims[128];
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float dists[128] = { 0 }, uplims[128];
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float maxvals[128];
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int fflag, minscaler;
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int its = 0;
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@ -722,7 +722,6 @@ static void search_for_quantizers_twoloop(AVCodecContext *avctx,
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float minthr = INFINITY;
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//XXX: some heuristic to determine initial quantizers will reduce search time
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memset(dists, 0, sizeof(dists));
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//determine zero bands and upper limits
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for (w = 0; w < sce->ics.num_windows; w += sce->ics.group_len[w]) {
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for (g = 0; g < sce->ics.num_swb; g++) {
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@ -389,9 +389,8 @@ static av_unused FFPsyWindowInfo psy_3gpp_window(FFPsyContext *ctx,
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AacPsyChannel *pch = &pctx->ch[channel];
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uint8_t grouping = 0;
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int next_type = pch->next_window_seq;
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FFPsyWindowInfo wi;
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FFPsyWindowInfo wi = { { 0 } };
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memset(&wi, 0, sizeof(wi));
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if (la) {
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float s[8], v;
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int switch_to_eight = 0;
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@ -785,9 +784,8 @@ static FFPsyWindowInfo psy_lame_window(FFPsyContext *ctx, const float *audio,
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int uselongblock = 1;
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int attacks[AAC_NUM_BLOCKS_SHORT + 1] = { 0 };
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int i;
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FFPsyWindowInfo wi;
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FFPsyWindowInfo wi = { { 0 } };
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memset(&wi, 0, sizeof(wi));
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if (la) {
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float hpfsmpl[AAC_BLOCK_SIZE_LONG];
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float const *pf = hpfsmpl;
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@ -753,9 +753,7 @@ static int decode_audio_block(AC3DecodeContext *s, int blk)
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int downmix_output;
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int cpl_in_use;
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GetBitContext *gbc = &s->gbc;
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uint8_t bit_alloc_stages[AC3_MAX_CHANNELS];
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memset(bit_alloc_stages, 0, AC3_MAX_CHANNELS);
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uint8_t bit_alloc_stages[AC3_MAX_CHANNELS] = { 0 };
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/* block switch flags */
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different_transforms = 0;
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@ -1026,9 +1026,7 @@ static int decode_blocks_ind(ALSDecContext *ctx, unsigned int ra_frame,
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unsigned int *js_blocks)
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{
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unsigned int b;
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ALSBlockData bd;
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memset(&bd, 0, sizeof(ALSBlockData));
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ALSBlockData bd = { 0 };
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bd.ra_block = ra_frame;
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bd.const_block = ctx->const_block;
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@ -1069,9 +1067,7 @@ static int decode_blocks(ALSDecContext *ctx, unsigned int ra_frame,
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ALSSpecificConfig *sconf = &ctx->sconf;
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unsigned int offset = 0;
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unsigned int b;
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ALSBlockData bd[2];
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memset(bd, 0, 2 * sizeof(ALSBlockData));
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ALSBlockData bd[2] = { { 0 } };
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bd[0].ra_block = ra_frame;
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bd[0].const_block = ctx->const_block;
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@ -1337,7 +1333,7 @@ static int read_frame_data(ALSDecContext *ctx, unsigned int ra_frame)
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sizeof(*ctx->raw_samples[c]) * sconf->max_order);
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}
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} else { // multi-channel coding
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ALSBlockData bd;
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ALSBlockData bd = { 0 };
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int b;
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int *reverted_channels = ctx->reverted_channels;
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unsigned int offset = 0;
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@ -1348,7 +1344,6 @@ static int read_frame_data(ALSDecContext *ctx, unsigned int ra_frame)
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return -1;
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}
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memset(&bd, 0, sizeof(ALSBlockData));
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memset(reverted_channels, 0, sizeof(*reverted_channels) * avctx->channels);
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bd.ra_block = ra_frame;
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@ -233,7 +233,7 @@ static void merge(GetBitContext *gb, uint8_t *dst, uint8_t *src, int size)
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*/
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static void read_tree(GetBitContext *gb, Tree *tree)
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{
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uint8_t tmp1[16], tmp2[16], *in = tmp1, *out = tmp2;
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uint8_t tmp1[16] = { 0 }, tmp2[16], *in = tmp1, *out = tmp2;
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int i, t, len;
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tree->vlc_num = get_bits(gb, 4);
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@ -244,7 +244,6 @@ static void read_tree(GetBitContext *gb, Tree *tree)
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}
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if (get_bits1(gb)) {
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len = get_bits(gb, 3);
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memset(tmp1, 0, sizeof(tmp1));
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for (i = 0; i <= len; i++) {
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tree->syms[i] = get_bits(gb, 4);
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tmp1[tree->syms[i]] = 1;
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@ -411,10 +411,10 @@ static void categorize(COOKContext *q, COOKSubpacket *p, int *quant_index_table,
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int *category, int *category_index)
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{
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int exp_idx, bias, tmpbias1, tmpbias2, bits_left, num_bits, index, v, i, j;
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int exp_index2[102];
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int exp_index1[102];
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int exp_index2[102] = { 0 };
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int exp_index1[102] = { 0 };
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int tmp_categorize_array[128 * 2];
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int tmp_categorize_array[128 * 2] = { 0 };
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int tmp_categorize_array1_idx = p->numvector_size;
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int tmp_categorize_array2_idx = p->numvector_size;
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@ -426,10 +426,6 @@ static void categorize(COOKContext *q, COOKSubpacket *p, int *quant_index_table,
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//av_log(q->avctx, AV_LOG_ERROR, "bits_left = %d\n",bits_left);
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}
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memset(&exp_index1, 0, sizeof(exp_index1));
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memset(&exp_index2, 0, sizeof(exp_index2));
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memset(&tmp_categorize_array, 0, sizeof(tmp_categorize_array));
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bias = -32;
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/* Estimate bias. */
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@ -649,14 +645,11 @@ static void decode_vectors(COOKContext *q, COOKSubpacket *p, int *category,
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*/
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static int mono_decode(COOKContext *q, COOKSubpacket *p, float *mlt_buffer)
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{
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int category_index[128];
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int category_index[128] = { 0 };
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int category[128] = { 0 };
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int quant_index_table[102];
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int category[128];
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int res;
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memset(&category, 0, sizeof(category));
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memset(&category_index, 0, sizeof(category_index));
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if ((res = decode_envelope(q, p, quant_index_table)) < 0)
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return res;
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q->num_vectors = get_bits(&q->gb, p->log2_numvector_size);
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@ -818,13 +811,12 @@ static int joint_decode(COOKContext *q, COOKSubpacket *p, float *mlt_buffer1,
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float *mlt_buffer2)
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{
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int i, j, res;
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int decouple_tab[SUBBAND_SIZE];
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int decouple_tab[SUBBAND_SIZE] = { 0 };
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float *decode_buffer = q->decode_buffer_0;
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int idx, cpl_tmp;
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float f1, f2;
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const float *cplscale;
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memset(decouple_tab, 0, sizeof(decouple_tab));
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memset(decode_buffer, 0, sizeof(q->decode_buffer_0));
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/* Make sure the buffers are zeroed out. */
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@ -120,13 +120,12 @@ static void guess_palette(uint32_t *rgba_palette,
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uint8_t *alpha,
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uint32_t subtitle_color)
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{
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uint8_t color_used[16];
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uint8_t color_used[16] = { 0 };
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int nb_opaque_colors, i, level, j, r, g, b;
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for(i = 0; i < 4; i++)
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rgba_palette[i] = 0;
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memset(color_used, 0, 16);
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nb_opaque_colors = 0;
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for(i = 0; i < 4; i++) {
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if (alpha[i] != 0 && !color_used[colormap[i]]) {
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@ -371,14 +370,13 @@ static int is_transp(const uint8_t *buf, int pitch, int n,
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/* return 0 if empty rectangle, 1 if non empty */
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static int find_smallest_bounding_rectangle(AVSubtitle *s)
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{
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uint8_t transp_color[256];
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uint8_t transp_color[256] = { 0 };
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int y1, y2, x1, x2, y, w, h, i;
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uint8_t *bitmap;
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if (s->num_rects == 0 || s->rects == NULL || s->rects[0]->w <= 0 || s->rects[0]->h <= 0)
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return 0;
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memset(transp_color, 0, 256);
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for(i = 0; i < s->rects[0]->nb_colors; i++) {
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if ((((uint32_t*)s->rects[0]->pict.data[1])[i] >> 24) == 0)
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transp_color[i] = 1;
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@ -86,7 +86,7 @@ int ff_dxva2_common_end_frame(AVCodecContext *avctx, MpegEncContext *s,
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struct dxva_context *ctx = avctx->hwaccel_context;
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unsigned buffer_count = 0;
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DXVA2_DecodeBufferDesc buffer[4];
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DXVA2_DecodeExecuteParams exec;
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DXVA2_DecodeExecuteParams exec = { 0 };
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int result;
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if (FAILED(IDirectXVideoDecoder_BeginFrame(ctx->decoder,
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@ -132,7 +132,6 @@ int ff_dxva2_common_end_frame(AVCodecContext *avctx, MpegEncContext *s,
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assert(buffer_count == 1 + (qm_size > 0) + 2);
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memset(&exec, 0, sizeof(exec));
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exec.NumCompBuffers = buffer_count;
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exec.pCompressedBuffers = buffer;
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exec.pExtensionData = NULL;
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@ -573,8 +573,7 @@ static int flac_parse(AVCodecParserContext *s, AVCodecContext *avctx,
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av_fifo_generic_write(fpc->fifo_buf, (void*) read_start,
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read_end - read_start, NULL);
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} else {
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int8_t pad[MAX_FRAME_HEADER_SIZE];
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memset(pad, 0, sizeof(pad));
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int8_t pad[MAX_FRAME_HEADER_SIZE] = { 0 };
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av_fifo_generic_write(fpc->fifo_buf, (void*) pad, sizeof(pad), NULL);
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}
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@ -152,10 +152,8 @@ static void spatial_compensation_0(uint8_t *src , uint8_t *dst, int linesize){
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int x,y;
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unsigned int p;//power divided by 2
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int a;
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uint16_t left_sum[2][8];
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uint16_t top_sum[2][8];
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memset(left_sum,0,2*8*sizeof(uint16_t));
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memset( top_sum,0,2*8*sizeof(uint16_t));
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uint16_t left_sum[2][8] = { { 0 } };
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uint16_t top_sum[2][8] = { { 0 } };
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for(i=0;i<8;i++){
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a=src[area2+7-i]<<4;
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@ -210,8 +210,7 @@ static inline void ls_encode_line(JLSState *state, PutBitContext *pb, void *last
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static void ls_store_lse(JLSState *state, PutBitContext *pb){
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/* Test if we have default params and don't need to store LSE */
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JLSState state2;
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memset(&state2, 0, sizeof(JLSState));
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JLSState state2 = { 0 };
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state2.bpp = state->bpp;
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state2.near = state->near;
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ff_jpegls_reset_coding_parameters(&state2, 1);
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@ -35,8 +35,8 @@ extern unsigned int xvid_debug;
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int ff_xvid_rate_control_init(MpegEncContext *s){
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char *tmp_name;
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int fd, i;
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xvid_plg_create_t xvid_plg_create;
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xvid_plugin_2pass2_t xvid_2pass2;
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xvid_plg_create_t xvid_plg_create = { 0 };
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xvid_plugin_2pass2_t xvid_2pass2 = { 0 };
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//xvid_debug=-1;
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@ -63,7 +63,6 @@ int ff_xvid_rate_control_init(MpegEncContext *s){
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close(fd);
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memset(&xvid_2pass2, 0, sizeof(xvid_2pass2));
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xvid_2pass2.version= XVID_MAKE_VERSION(1,1,0);
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xvid_2pass2.filename= tmp_name;
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xvid_2pass2.bitrate= s->avctx->bit_rate;
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@ -71,7 +70,6 @@ int ff_xvid_rate_control_init(MpegEncContext *s){
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xvid_2pass2.vbv_maxrate= s->avctx->rc_max_rate;
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xvid_2pass2.vbv_initial= s->avctx->rc_initial_buffer_occupancy;
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memset(&xvid_plg_create, 0, sizeof(xvid_plg_create));
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xvid_plg_create.version= XVID_MAKE_VERSION(1,1,0);
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xvid_plg_create.fbase= s->avctx->time_base.den;
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xvid_plg_create.fincr= s->avctx->time_base.num;
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@ -85,9 +83,8 @@ int ff_xvid_rate_control_init(MpegEncContext *s){
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}
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float ff_xvid_rate_estimate_qscale(MpegEncContext *s, int dry_run){
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xvid_plg_data_t xvid_plg_data;
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xvid_plg_data_t xvid_plg_data = { 0 };
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memset(&xvid_plg_data, 0, sizeof(xvid_plg_data));
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xvid_plg_data.version= XVID_MAKE_VERSION(1,1,0);
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xvid_plg_data.width = s->width;
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xvid_plg_data.height= s->height;
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@ -131,11 +131,11 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
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uint16_t *intra, *inter;
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int fd;
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xvid_plugin_single_t single;
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struct xvid_ff_pass1 rc2pass1;
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xvid_plugin_2pass2_t rc2pass2;
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xvid_gbl_init_t xvid_gbl_init;
|
||||
xvid_enc_create_t xvid_enc_create;
|
||||
xvid_plugin_single_t single = { 0 };
|
||||
struct xvid_ff_pass1 rc2pass1 = { 0 };
|
||||
xvid_plugin_2pass2_t rc2pass2 = { 0 };
|
||||
xvid_gbl_init_t xvid_gbl_init = { 0 };
|
||||
xvid_enc_create_t xvid_enc_create = { 0 };
|
||||
xvid_enc_plugin_t plugins[7];
|
||||
|
||||
/* Bring in VOP flags from avconv command-line */
|
||||
@ -205,7 +205,6 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
|
||||
x->me_flags |= XVID_ME_QUARTERPELREFINE8;
|
||||
}
|
||||
|
||||
memset(&xvid_gbl_init, 0, sizeof(xvid_gbl_init));
|
||||
xvid_gbl_init.version = XVID_VERSION;
|
||||
xvid_gbl_init.debug = 0;
|
||||
|
||||
@ -226,7 +225,6 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
|
||||
xvid_global(NULL, XVID_GBL_INIT, &xvid_gbl_init, NULL);
|
||||
|
||||
/* Create the encoder reference */
|
||||
memset(&xvid_enc_create, 0, sizeof(xvid_enc_create));
|
||||
xvid_enc_create.version = XVID_VERSION;
|
||||
|
||||
/* Store the desired frame size */
|
||||
@ -251,7 +249,6 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
|
||||
x->twopassfile = NULL;
|
||||
|
||||
if( xvid_flags & CODEC_FLAG_PASS1 ) {
|
||||
memset(&rc2pass1, 0, sizeof(struct xvid_ff_pass1));
|
||||
rc2pass1.version = XVID_VERSION;
|
||||
rc2pass1.context = x;
|
||||
x->twopassbuffer = av_malloc(BUFFER_SIZE);
|
||||
@ -267,7 +264,6 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
|
||||
plugins[xvid_enc_create.num_plugins].param = &rc2pass1;
|
||||
xvid_enc_create.num_plugins++;
|
||||
} else if( xvid_flags & CODEC_FLAG_PASS2 ) {
|
||||
memset(&rc2pass2, 0, sizeof(xvid_plugin_2pass2_t));
|
||||
rc2pass2.version = XVID_VERSION;
|
||||
rc2pass2.bitrate = avctx->bit_rate;
|
||||
|
||||
@ -299,7 +295,6 @@ static av_cold int xvid_encode_init(AVCodecContext *avctx) {
|
||||
xvid_enc_create.num_plugins++;
|
||||
} else if( !(xvid_flags & CODEC_FLAG_QSCALE) ) {
|
||||
/* Single Pass Bitrate Control! */
|
||||
memset(&single, 0, sizeof(xvid_plugin_single_t));
|
||||
single.version = XVID_VERSION;
|
||||
single.bitrate = avctx->bit_rate;
|
||||
|
||||
@ -419,8 +414,8 @@ static int xvid_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
int mb_width = (avctx->width + 15) / 16;
|
||||
int mb_height = (avctx->height + 15) / 16;
|
||||
|
||||
xvid_enc_frame_t xvid_enc_frame;
|
||||
xvid_enc_stats_t xvid_enc_stats;
|
||||
xvid_enc_frame_t xvid_enc_frame = { 0 };
|
||||
xvid_enc_stats_t xvid_enc_stats = { 0 };
|
||||
|
||||
if (!user_packet &&
|
||||
(ret = av_new_packet(pkt, mb_width*mb_height*MAX_MB_BYTES + FF_MIN_BUFFER_SIZE)) < 0) {
|
||||
@ -429,9 +424,7 @@ static int xvid_encode_frame(AVCodecContext *avctx, AVPacket *pkt,
|
||||
}
|
||||
|
||||
/* Start setting up the frame */
|
||||
memset(&xvid_enc_frame, 0, sizeof(xvid_enc_frame));
|
||||
xvid_enc_frame.version = XVID_VERSION;
|
||||
memset(&xvid_enc_stats, 0, sizeof(xvid_enc_stats));
|
||||
xvid_enc_stats.version = XVID_VERSION;
|
||||
*p = *picture;
|
||||
|
||||
|
||||
@ -46,14 +46,13 @@ static int build_vlc(VLC *vlc, const uint8_t *bits_table,
|
||||
const uint8_t *val_table, int nb_codes,
|
||||
int use_static, int is_ac)
|
||||
{
|
||||
uint8_t huff_size[256];
|
||||
uint8_t huff_size[256] = { 0 };
|
||||
uint16_t huff_code[256];
|
||||
uint16_t huff_sym[256];
|
||||
int i;
|
||||
|
||||
assert(nb_codes <= 256);
|
||||
|
||||
memset(huff_size, 0, sizeof(huff_size));
|
||||
ff_mjpeg_build_huffman_codes(huff_size, huff_code, bits_table, val_table);
|
||||
|
||||
for (i = 0; i < 256; i++)
|
||||
|
||||
@ -1424,9 +1424,8 @@ static inline int bidir_refine(MpegEncContext * s, int mb_x, int mb_y)
|
||||
#define HASH(fx,fy,bx,by) ((fx)+17*(fy)+63*(bx)+117*(by))
|
||||
#define HASH8(fx,fy,bx,by) ((uint8_t)HASH(fx,fy,bx,by))
|
||||
int hashidx= HASH(motion_fx,motion_fy, motion_bx, motion_by);
|
||||
uint8_t map[256];
|
||||
uint8_t map[256] = { 0 };
|
||||
|
||||
memset(map,0,sizeof(map));
|
||||
map[hashidx&255] = 1;
|
||||
|
||||
fbmin= check_bidir_mv(s, motion_fx, motion_fy,
|
||||
|
||||
@ -304,11 +304,8 @@ static av_cold void decode_init_static(void)
|
||||
for (i = 1; i < 16; i++) {
|
||||
const HuffTable *h = &mpa_huff_tables[i];
|
||||
int xsize, x, y;
|
||||
uint8_t tmp_bits [512];
|
||||
uint16_t tmp_codes[512];
|
||||
|
||||
memset(tmp_bits , 0, sizeof(tmp_bits ));
|
||||
memset(tmp_codes, 0, sizeof(tmp_codes));
|
||||
uint8_t tmp_bits [512] = { 0 };
|
||||
uint16_t tmp_codes[512] = { 0 };
|
||||
|
||||
xsize = h->xsize;
|
||||
|
||||
|
||||
@ -342,7 +342,7 @@ static void ra144_encode_subblock(RA144Context *ractx,
|
||||
const int16_t *lpc_coefs, unsigned int rms,
|
||||
PutBitContext *pb)
|
||||
{
|
||||
float data[BLOCKSIZE], work[LPC_ORDER + BLOCKSIZE];
|
||||
float data[BLOCKSIZE] = { 0 }, work[LPC_ORDER + BLOCKSIZE];
|
||||
float coefs[LPC_ORDER];
|
||||
float zero[BLOCKSIZE], cba[BLOCKSIZE], cb1[BLOCKSIZE], cb2[BLOCKSIZE];
|
||||
int16_t cba_vect[BLOCKSIZE];
|
||||
@ -360,7 +360,6 @@ static void ra144_encode_subblock(RA144Context *ractx,
|
||||
* Calculate the zero-input response of the LPC filter and subtract it from
|
||||
* input data.
|
||||
*/
|
||||
memset(data, 0, sizeof(data));
|
||||
ff_celp_lp_synthesis_filterf(work + LPC_ORDER, coefs, data, BLOCKSIZE,
|
||||
LPC_ORDER);
|
||||
for (i = 0; i < BLOCKSIZE; i++) {
|
||||
|
||||
@ -119,7 +119,7 @@ int main(void){
|
||||
uint8_t b[9*SIZE];
|
||||
uint8_t r[9*SIZE];
|
||||
int i;
|
||||
uint8_t state[10]= {0};
|
||||
uint8_t state[10];
|
||||
AVLFG prng;
|
||||
|
||||
av_lfg_init(&prng, 1);
|
||||
|
||||
@ -554,7 +554,7 @@ static void rv34_pred_mv_b(RV34DecContext *r, int block_type, int dir)
|
||||
MpegEncContext *s = &r->s;
|
||||
int mb_pos = s->mb_x + s->mb_y * s->mb_stride;
|
||||
int mv_pos = s->mb_x * 2 + s->mb_y * 2 * s->b8_stride;
|
||||
int A[2], B[2], C[2];
|
||||
int A[2] = { 0 }, B[2] = { 0 }, C[2] = { 0 };
|
||||
int has_A = 0, has_B = 0, has_C = 0;
|
||||
int mx, my;
|
||||
int i, j;
|
||||
@ -562,9 +562,6 @@ static void rv34_pred_mv_b(RV34DecContext *r, int block_type, int dir)
|
||||
const int mask = dir ? MB_TYPE_L1 : MB_TYPE_L0;
|
||||
int type = cur_pic->f.mb_type[mb_pos];
|
||||
|
||||
memset(A, 0, sizeof(A));
|
||||
memset(B, 0, sizeof(B));
|
||||
memset(C, 0, sizeof(C));
|
||||
if((r->avail_cache[6-1] & type) & mask){
|
||||
A[0] = cur_pic->f.motion_val[dir][mv_pos - 1][0];
|
||||
A[1] = cur_pic->f.motion_val[dir][mv_pos - 1][1];
|
||||
|
||||
@ -180,7 +180,7 @@ static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int
|
||||
int res;
|
||||
HuffContext huff;
|
||||
HuffContext tmp1, tmp2;
|
||||
VLC vlc[2];
|
||||
VLC vlc[2] = { { 0 } };
|
||||
int escapes[3];
|
||||
DBCtx ctx;
|
||||
int err = 0;
|
||||
@ -204,9 +204,6 @@ static int smacker_decode_header_tree(SmackVContext *smk, GetBitContext *gb, int
|
||||
tmp2.lengths = av_mallocz(256 * sizeof(int));
|
||||
tmp2.values = av_mallocz(256 * sizeof(int));
|
||||
|
||||
memset(&vlc[0], 0, sizeof(VLC));
|
||||
memset(&vlc[1], 0, sizeof(VLC));
|
||||
|
||||
if(get_bits1(gb)) {
|
||||
smacker_decode_tree(gb, &tmp1, 0, 0);
|
||||
skip_bits1(gb);
|
||||
@ -591,8 +588,8 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
|
||||
const uint8_t *buf = avpkt->data;
|
||||
int buf_size = avpkt->size;
|
||||
GetBitContext gb;
|
||||
HuffContext h[4];
|
||||
VLC vlc[4];
|
||||
HuffContext h[4] = { { 0 } };
|
||||
VLC vlc[4] = { { 0 } };
|
||||
int16_t *samples;
|
||||
uint8_t *samples8;
|
||||
int val;
|
||||
@ -635,8 +632,6 @@ static int smka_decode_frame(AVCodecContext *avctx, void *data,
|
||||
samples = (int16_t *)s->frame.data[0];
|
||||
samples8 = s->frame.data[0];
|
||||
|
||||
memset(vlc, 0, sizeof(VLC) * 4);
|
||||
memset(h, 0, sizeof(HuffContext) * 4);
|
||||
// Initialize
|
||||
for(i = 0; i < (1 << (bits + stereo)); i++) {
|
||||
h[i].length = 256;
|
||||
|
||||
@ -83,10 +83,9 @@ static unsigned tget(const uint8_t **p, int type, int le) {
|
||||
#if CONFIG_ZLIB
|
||||
static int tiff_uncompress(uint8_t *dst, unsigned long *len, const uint8_t *src, int size)
|
||||
{
|
||||
z_stream zstream;
|
||||
z_stream zstream = { 0 };
|
||||
int zret;
|
||||
|
||||
memset(&zstream, 0, sizeof(zstream));
|
||||
zstream.next_in = src;
|
||||
zstream.avail_in = size;
|
||||
zstream.next_out = dst;
|
||||
|
||||
@ -310,7 +310,7 @@ static int truemotion1_decode_header(TrueMotion1Context *s)
|
||||
int width_shift = 0;
|
||||
int new_pix_fmt;
|
||||
struct frame_header header;
|
||||
uint8_t header_buffer[128]; /* logical maximum size of the header */
|
||||
uint8_t header_buffer[128] = { 0 }; /* logical maximum size of the header */
|
||||
const uint8_t *sel_vector_table;
|
||||
|
||||
header.header_size = ((s->buf[0] >> 5) | (s->buf[0] << 3)) & 0x7f;
|
||||
@ -321,7 +321,6 @@ static int truemotion1_decode_header(TrueMotion1Context *s)
|
||||
}
|
||||
|
||||
/* unscramble the header bytes with a XOR operation */
|
||||
memset(header_buffer, 0, 128);
|
||||
for (i = 1; i < header.header_size; i++)
|
||||
header_buffer[i - 1] = s->buf[i] ^ s->buf[i + 1];
|
||||
|
||||
|
||||
@ -521,7 +521,7 @@ static int decode_subframe_length(WMAProDecodeCtx *s, int offset)
|
||||
*/
|
||||
static int decode_tilehdr(WMAProDecodeCtx *s)
|
||||
{
|
||||
uint16_t num_samples[WMAPRO_MAX_CHANNELS]; /**< sum of samples for all currently known subframes of a channel */
|
||||
uint16_t num_samples[WMAPRO_MAX_CHANNELS] = { 0 };/**< sum of samples for all currently known subframes of a channel */
|
||||
uint8_t contains_subframe[WMAPRO_MAX_CHANNELS]; /**< flag indicating if a channel contains the current subframe */
|
||||
int channels_for_cur_subframe = s->num_channels; /**< number of channels that contain the current subframe */
|
||||
int fixed_channel_layout = 0; /**< flag indicating that all channels use the same subframe offsets and sizes */
|
||||
@ -538,8 +538,6 @@ static int decode_tilehdr(WMAProDecodeCtx *s)
|
||||
for (c = 0; c < s->num_channels; c++)
|
||||
s->channel[c].num_subframes = 0;
|
||||
|
||||
memset(num_samples, 0, sizeof(num_samples));
|
||||
|
||||
if (s->max_num_subframes == 1 || get_bits1(&s->gb))
|
||||
fixed_channel_layout = 1;
|
||||
|
||||
|
||||
@ -318,10 +318,9 @@ static av_cold int decode_vbmtree(GetBitContext *gb, int8_t vbm_tree[25])
|
||||
0x0ffc, 0x0ffd, 0x0ffe, // 1111111111+00/01/10
|
||||
0x3ffc, 0x3ffd, 0x3ffe, 0x3fff // 111111111111+xx
|
||||
};
|
||||
int cntr[8], n, res;
|
||||
int cntr[8] = { 0 }, n, res;
|
||||
|
||||
memset(vbm_tree, 0xff, sizeof(vbm_tree[0]) * 25);
|
||||
memset(cntr, 0, sizeof(cntr));
|
||||
for (n = 0; n < 17; n++) {
|
||||
res = get_bits(gb, 3);
|
||||
if (cntr[res] > 3) // should be >= 3 + (res == 7))
|
||||
|
||||
@ -102,7 +102,7 @@ static av_cold int bktr_init(const char *video_device, int width, int height,
|
||||
long ioctl_frequency;
|
||||
char *arg;
|
||||
int c;
|
||||
struct sigaction act, old;
|
||||
struct sigaction act = { 0 }, old;
|
||||
|
||||
if (idev < 0 || idev > 4)
|
||||
{
|
||||
@ -131,7 +131,6 @@ static av_cold int bktr_init(const char *video_device, int width, int height,
|
||||
frequency = 0.0;
|
||||
}
|
||||
|
||||
memset(&act, 0, sizeof(act));
|
||||
sigemptyset(&act.sa_mask);
|
||||
act.sa_handler = catchsignal;
|
||||
sigaction(SIGUSR1, &act, &old);
|
||||
|
||||
@ -140,7 +140,7 @@ void ff_asfcrypt_dec(const uint8_t key[20], uint8_t *data, int len) {
|
||||
struct AVRC4 rc4;
|
||||
int num_qwords = len >> 3;
|
||||
uint8_t *qwords = data;
|
||||
uint64_t rc4buff[8];
|
||||
uint64_t rc4buff[8] = { 0 };
|
||||
uint64_t packetkey;
|
||||
uint32_t ms_keys[12];
|
||||
uint64_t ms_state;
|
||||
@ -151,7 +151,6 @@ void ff_asfcrypt_dec(const uint8_t key[20], uint8_t *data, int len) {
|
||||
return;
|
||||
}
|
||||
|
||||
memset(rc4buff, 0, sizeof(rc4buff));
|
||||
av_rc4_init(&rc4, key, 12 * 8, 1);
|
||||
av_rc4_crypt(&rc4, (uint8_t *)rc4buff, NULL, sizeof(rc4buff), NULL, 1);
|
||||
multiswap_init((uint8_t *)rc4buff, ms_keys);
|
||||
|
||||
@ -983,7 +983,7 @@ static int mov_write_pasp_tag(AVIOContext *pb, MOVTrack *track)
|
||||
static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
|
||||
{
|
||||
int64_t pos = avio_tell(pb);
|
||||
char compressor_name[32];
|
||||
char compressor_name[32] = { 0 };
|
||||
|
||||
avio_wb32(pb, 0); /* size */
|
||||
avio_wl32(pb, track->tag); // store it byteswapped
|
||||
@ -1014,7 +1014,6 @@ static int mov_write_video_tag(AVIOContext *pb, MOVTrack *track)
|
||||
avio_wb32(pb, 0); /* Data size (= 0) */
|
||||
avio_wb16(pb, 1); /* Frame count (= 1) */
|
||||
|
||||
memset(compressor_name,0,32);
|
||||
/* FIXME not sure, ISO 14496-1 draft where it shall be set to 0 */
|
||||
if (track->mode == MODE_MOV && track->enc->codec && track->enc->codec->name)
|
||||
av_strlcpy(compressor_name,track->enc->codec->name,32);
|
||||
|
||||
@ -157,8 +157,7 @@ static void rtsp_parse_range_npt(const char *p, int64_t *start, int64_t *end)
|
||||
|
||||
static int get_sockaddr(const char *buf, struct sockaddr_storage *sock)
|
||||
{
|
||||
struct addrinfo hints, *ai = NULL;
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
struct addrinfo hints = { 0 }, *ai = NULL;
|
||||
hints.ai_flags = AI_NUMERICHOST;
|
||||
if (getaddrinfo(buf, NULL, &hints, &ai))
|
||||
return -1;
|
||||
@ -497,9 +496,8 @@ int ff_sdp_parse(AVFormatContext *s, const char *content)
|
||||
* The Vorbis FMTP line can be up to 16KB - see xiph_parse_sdp_line
|
||||
* in rtpdec_xiph.c. */
|
||||
char buf[16384], *q;
|
||||
SDPParseState sdp_parse_state, *s1 = &sdp_parse_state;
|
||||
SDPParseState sdp_parse_state = { { 0 } }, *s1 = &sdp_parse_state;
|
||||
|
||||
memset(s1, 0, sizeof(SDPParseState));
|
||||
p = content;
|
||||
for (;;) {
|
||||
p += strspn(p, SPACE_CHARS);
|
||||
@ -1955,7 +1953,7 @@ static int rtp_read_header(AVFormatContext *s)
|
||||
int ret, port;
|
||||
URLContext* in = NULL;
|
||||
int payload_type;
|
||||
AVCodecContext codec;
|
||||
AVCodecContext codec = { 0 };
|
||||
struct sockaddr_storage addr;
|
||||
AVIOContext pb;
|
||||
socklen_t addrlen = sizeof(addr);
|
||||
@ -1996,7 +1994,6 @@ static int rtp_read_header(AVFormatContext *s)
|
||||
ffurl_close(in);
|
||||
in = NULL;
|
||||
|
||||
memset(&codec, 0, sizeof(codec));
|
||||
if (ff_rtp_get_codec_info(&codec, payload_type)) {
|
||||
av_log(s, AV_LOG_ERROR, "Unable to receive RTP payload type %d "
|
||||
"without an SDP file describing it\n",
|
||||
|
||||
@ -104,8 +104,7 @@ static int sap_write_header(AVFormatContext *s)
|
||||
}
|
||||
|
||||
if (!announce_addr[0]) {
|
||||
struct addrinfo hints, *ai = NULL;
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
struct addrinfo hints = { 0 }, *ai = NULL;
|
||||
hints.ai_family = AF_UNSPEC;
|
||||
if (getaddrinfo(host, NULL, &hints, &ai)) {
|
||||
av_log(s, AV_LOG_ERROR, "Unable to resolve %s\n", host);
|
||||
|
||||
@ -88,7 +88,7 @@ static void sdp_write_header(char *buff, int size, struct sdp_session_level *s)
|
||||
static int resolve_destination(char *dest_addr, int size, char *type,
|
||||
int type_size)
|
||||
{
|
||||
struct addrinfo hints, *ai;
|
||||
struct addrinfo hints = { 0 }, *ai;
|
||||
int is_multicast;
|
||||
|
||||
av_strlcpy(type, "IP4", type_size);
|
||||
@ -98,7 +98,6 @@ static int resolve_destination(char *dest_addr, int size, char *type,
|
||||
/* Resolve the destination, since it must be written
|
||||
* as a numeric IP address in the SDP. */
|
||||
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
if (getaddrinfo(dest_addr, NULL, &hints, &ai))
|
||||
return 0;
|
||||
getnameinfo(ai->ai_addr, ai->ai_addrlen, dest_addr, size,
|
||||
@ -581,12 +580,11 @@ void ff_sdp_write_media(char *buff, int size, AVCodecContext *c, const char *des
|
||||
int av_sdp_create(AVFormatContext *ac[], int n_files, char *buf, int size)
|
||||
{
|
||||
AVDictionaryEntry *title = av_dict_get(ac[0]->metadata, "title", NULL, 0);
|
||||
struct sdp_session_level s;
|
||||
struct sdp_session_level s = { 0 };
|
||||
int i, j, port, ttl, is_multicast;
|
||||
char dst[32], dst_type[5];
|
||||
|
||||
memset(buf, 0, size);
|
||||
memset(&s, 0, sizeof(struct sdp_session_level));
|
||||
s.user = "-";
|
||||
s.src_addr = "127.0.0.1"; /* FIXME: Properly set this */
|
||||
s.src_type = "IP4";
|
||||
|
||||
@ -93,11 +93,10 @@ int main(int argc, char **argv)
|
||||
}
|
||||
|
||||
for(i=0; ; i++){
|
||||
AVPacket pkt;
|
||||
AVPacket pkt = { 0 };
|
||||
AVStream *av_uninit(st);
|
||||
char ts_buf[60];
|
||||
|
||||
memset(&pkt, 0, sizeof(pkt));
|
||||
if(ret>=0){
|
||||
ret= av_read_frame(ic, &pkt);
|
||||
if(ret>=0){
|
||||
|
||||
@ -37,7 +37,7 @@ typedef struct TCPContext {
|
||||
/* return non zero if error */
|
||||
static int tcp_open(URLContext *h, const char *uri, int flags)
|
||||
{
|
||||
struct addrinfo hints, *ai, *cur_ai;
|
||||
struct addrinfo hints = { 0 }, *ai, *cur_ai;
|
||||
int port, fd = -1;
|
||||
TCPContext *s = h->priv_data;
|
||||
int listen_socket = 0;
|
||||
@ -62,7 +62,6 @@ static int tcp_open(URLContext *h, const char *uri, int flags)
|
||||
timeout = strtol(buf, NULL, 10);
|
||||
}
|
||||
}
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
hints.ai_family = AF_UNSPEC;
|
||||
hints.ai_socktype = SOCK_STREAM;
|
||||
snprintf(portstr, sizeof(portstr), "%d", port);
|
||||
|
||||
@ -140,7 +140,7 @@ static int udp_leave_multicast_group(int sockfd, struct sockaddr *addr)
|
||||
static struct addrinfo* udp_resolve_host(const char *hostname, int port,
|
||||
int type, int family, int flags)
|
||||
{
|
||||
struct addrinfo hints, *res = 0;
|
||||
struct addrinfo hints = { 0 }, *res = 0;
|
||||
int error;
|
||||
char sport[16];
|
||||
const char *node = 0, *service = "0";
|
||||
@ -152,7 +152,6 @@ static struct addrinfo* udp_resolve_host(const char *hostname, int port,
|
||||
if ((hostname) && (hostname[0] != '\0') && (hostname[0] != '?')) {
|
||||
node = hostname;
|
||||
}
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
hints.ai_socktype = type;
|
||||
hints.ai_family = family;
|
||||
hints.ai_flags = flags;
|
||||
|
||||
@ -3668,7 +3668,7 @@ int ff_url_join(char *str, int size, const char *proto,
|
||||
int port, const char *fmt, ...)
|
||||
{
|
||||
#if CONFIG_NETWORK
|
||||
struct addrinfo hints, *ai;
|
||||
struct addrinfo hints = { 0 }, *ai;
|
||||
#endif
|
||||
|
||||
str[0] = '\0';
|
||||
@ -3679,7 +3679,6 @@ int ff_url_join(char *str, int size, const char *proto,
|
||||
#if CONFIG_NETWORK && defined(AF_INET6)
|
||||
/* Determine if hostname is a numerical IPv6 address,
|
||||
* properly escape it within [] in that case. */
|
||||
memset(&hints, 0, sizeof(hints));
|
||||
hints.ai_flags = AI_NUMERICHOST;
|
||||
if (!getaddrinfo(hostname, NULL, &hints, &ai)) {
|
||||
if (ai->ai_family == AF_INET6) {
|
||||
|
||||
@ -93,12 +93,10 @@ int av_image_fill_linesizes(int linesizes[4], enum PixelFormat pix_fmt, int widt
|
||||
int av_image_fill_pointers(uint8_t *data[4], enum PixelFormat pix_fmt, int height,
|
||||
uint8_t *ptr, const int linesizes[4])
|
||||
{
|
||||
int i, total_size, size[4], has_plane[4];
|
||||
int i, total_size, size[4] = { 0 }, has_plane[4] = { 0 };
|
||||
|
||||
const AVPixFmtDescriptor *desc = &av_pix_fmt_descriptors[pix_fmt];
|
||||
memset(data , 0, sizeof(data[0])*4);
|
||||
memset(size , 0, sizeof(size));
|
||||
memset(has_plane, 0, sizeof(has_plane));
|
||||
|
||||
if ((unsigned)pix_fmt >= PIX_FMT_NB || desc->flags & PIX_FMT_HWACCEL)
|
||||
return AVERROR(EINVAL);
|
||||
|
||||
@ -484,7 +484,7 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
|
||||
{
|
||||
const char *p;
|
||||
int64_t t;
|
||||
struct tm dt;
|
||||
struct tm dt = { 0 };
|
||||
int i;
|
||||
static const char * const date_fmt[] = {
|
||||
"%Y-%m-%d",
|
||||
@ -509,8 +509,6 @@ int av_parse_time(int64_t *timeval, const char *timestr, int duration)
|
||||
lastch = '\0';
|
||||
is_utc = (lastch == 'z' || lastch == 'Z');
|
||||
|
||||
memset(&dt, 0, sizeof(dt));
|
||||
|
||||
p = timestr;
|
||||
q = NULL;
|
||||
if (!duration) {
|
||||
|
||||
Loading…
Reference in New Issue
Block a user