diff --git a/libavcodec/vp8.c b/libavcodec/vp8.c index dfaa4cde4f..b4e0566814 100644 --- a/libavcodec/vp8.c +++ b/libavcodec/vp8.c @@ -708,56 +708,58 @@ void decode_mb_mode(VP8Context *s, VP8Macroblock *mb, int mb_x, int mb_y, uint8_ * @return 0 if no coeffs were decoded * otherwise, the index of the last coeff decoded plus one */ -static int decode_block_coeffs_internal(VP56RangeCoder *c, DCTELEM block[16], +static int decode_block_coeffs_internal(VP56RangeCoder *r, DCTELEM block[16], uint8_t probs[16][3][NUM_DCT_TOKENS-1], int i, uint8_t *token_prob, int16_t qmul[2]) { + VP56RangeCoder c = *r; goto skip_eob; do { int coeff; - if (!vp56_rac_get_prob_branchy(c, token_prob[0])) // DCT_EOB - return i; + if (!vp56_rac_get_prob_branchy(&c, token_prob[0])) // DCT_EOB + break; skip_eob: - if (!vp56_rac_get_prob_branchy(c, token_prob[1])) { // DCT_0 + if (!vp56_rac_get_prob_branchy(&c, token_prob[1])) { // DCT_0 if (++i == 16) - return i; // invalid input; blocks should end with EOB + break; // invalid input; blocks should end with EOB token_prob = probs[i][0]; goto skip_eob; } - if (!vp56_rac_get_prob_branchy(c, token_prob[2])) { // DCT_1 + if (!vp56_rac_get_prob_branchy(&c, token_prob[2])) { // DCT_1 coeff = 1; token_prob = probs[i+1][1]; } else { - if (!vp56_rac_get_prob_branchy(c, token_prob[3])) { // DCT 2,3,4 - coeff = vp56_rac_get_prob_branchy(c, token_prob[4]); + if (!vp56_rac_get_prob_branchy(&c, token_prob[3])) { // DCT 2,3,4 + coeff = vp56_rac_get_prob_branchy(&c, token_prob[4]); if (coeff) - coeff += vp56_rac_get_prob(c, token_prob[5]); + coeff += vp56_rac_get_prob(&c, token_prob[5]); coeff += 2; } else { // DCT_CAT* - if (!vp56_rac_get_prob_branchy(c, token_prob[6])) { - if (!vp56_rac_get_prob_branchy(c, token_prob[7])) { // DCT_CAT1 - coeff = 5 + vp56_rac_get_prob(c, vp8_dct_cat1_prob[0]); + if (!vp56_rac_get_prob_branchy(&c, token_prob[6])) { + if (!vp56_rac_get_prob_branchy(&c, token_prob[7])) { // DCT_CAT1 + coeff = 5 + vp56_rac_get_prob(&c, vp8_dct_cat1_prob[0]); } else { // DCT_CAT2 coeff = 7; - coeff += vp56_rac_get_prob(c, vp8_dct_cat2_prob[0]) << 1; - coeff += vp56_rac_get_prob(c, vp8_dct_cat2_prob[1]); + coeff += vp56_rac_get_prob(&c, vp8_dct_cat2_prob[0]) << 1; + coeff += vp56_rac_get_prob(&c, vp8_dct_cat2_prob[1]); } } else { // DCT_CAT3 and up - int a = vp56_rac_get_prob(c, token_prob[8]); - int b = vp56_rac_get_prob(c, token_prob[9+a]); + int a = vp56_rac_get_prob(&c, token_prob[8]); + int b = vp56_rac_get_prob(&c, token_prob[9+a]); int cat = (a<<1) + b; coeff = 3 + (8<input_state[0] == INPUT_OFF) { ret = request_samples(ctx, 1); if (ret < 0) @@ -419,15 +423,16 @@ static int request_frame(AVFilterLink *outlink) av_assert0(s->frame_list->nb_frames > 0); wanted_samples = frame_list_next_frame_size(s->frame_list); - ret = request_samples(ctx, wanted_samples); - if (ret < 0) - return ret; - - ret = calc_active_inputs(s); - if (ret < 0) - return ret; if (s->active_inputs > 1) { + ret = request_samples(ctx, wanted_samples); + if (ret < 0) + return ret; + + ret = calc_active_inputs(s); + if (ret < 0) + return ret; + available_samples = get_available_samples(s); if (!available_samples) return 0; diff --git a/libavformat/http.c b/libavformat/http.c index ddba5f59b6..a06946482e 100644 --- a/libavformat/http.c +++ b/libavformat/http.c @@ -55,6 +55,8 @@ typedef struct { int end_chunked_post; /**< A flag which indicates if the end of chunked encoding has been sent. */ int end_header; /**< A flag which indicates we have finished to read POST reply. */ int multiple_requests; /**< A flag which indicates if we use persistent connections. */ + uint8_t *post_data; + int post_datalen; } HTTPContext; #define OFFSET(x) offsetof(HTTPContext, x) @@ -66,6 +68,7 @@ static const AVOption options[] = { {"headers", "custom HTTP headers, can override built in default headers", OFFSET(headers), AV_OPT_TYPE_STRING, { 0 }, 0, 0, D|E }, {"user-agent", "override User-Agent header", OFFSET(user_agent), AV_OPT_TYPE_STRING, {.str = NULL}, 0, 0, DEC}, {"multiple_requests", "use persistent connections", OFFSET(multiple_requests), AV_OPT_TYPE_INT, {.dbl = 0}, 0, 1, D|E }, +{"post_data", "custom HTTP post data", OFFSET(post_data), AV_OPT_TYPE_BINARY, .flags = D|E }, {NULL} }; #define HTTP_CLASS(flavor)\ @@ -227,7 +230,7 @@ static int http_getc(HTTPContext *s) if (s->buf_ptr >= s->buf_end) { len = ffurl_read(s->hd, s->buffer, BUFFER_SIZE); if (len < 0) { - return AVERROR(EIO); + return len; } else if (len == 0) { return -1; } else { @@ -247,7 +250,7 @@ static int http_get_line(HTTPContext *s, char *line, int line_size) for(;;) { ch = http_getc(s); if (ch < 0) - return AVERROR(EIO); + return ch; if (ch == '\n') { /* process line */ if (q > line && q[-1] == '\r') @@ -354,8 +357,8 @@ static int http_read_header(URLContext *h, int *new_location) int err = 0; for (;;) { - if (http_get_line(s, line, sizeof(line)) < 0) - return AVERROR(EIO); + if ((err = http_get_line(s, line, sizeof(line))) < 0) + return err; av_dlog(NULL, "header='%s'\n", line); @@ -385,6 +388,14 @@ static int http_connect(URLContext *h, const char *path, const char *local_path, /* send http header */ post = h->flags & AVIO_FLAG_WRITE; + + if (s->post_data) { + /* force POST method and disable chunked encoding when + * custom HTTP post data is set */ + post = 1; + s->chunked_post = 0; + } + method = post ? "POST" : "GET"; authstr = ff_http_auth_create_response(&s->auth_state, auth, local_path, method); @@ -416,6 +427,9 @@ static int http_connect(URLContext *h, const char *path, const char *local_path, if (!has_header(s->headers, "\r\nHost: ")) len += av_strlcatf(headers + len, sizeof(headers) - len, "Host: %s\r\n", hoststr); + if (!has_header(s->headers, "\r\nContent-Length: ") && s->post_data) + len += av_strlcatf(headers + len, sizeof(headers) - len, + "Content-Length: %d\r\n", s->post_datalen); /* now add in custom headers */ if (s->headers) @@ -437,8 +451,12 @@ static int http_connect(URLContext *h, const char *path, const char *local_path, av_freep(&authstr); av_freep(&proxyauthstr); - if (ffurl_write(s->hd, s->buffer, strlen(s->buffer)) < 0) - return AVERROR(EIO); + if ((err = ffurl_write(s->hd, s->buffer, strlen(s->buffer))) < 0) + return err; + + if (s->post_data) + if ((err = ffurl_write(s->hd, s->post_data, s->post_datalen)) < 0) + return err; /* init input buffer */ s->buf_ptr = s->buffer; @@ -449,7 +467,7 @@ static int http_connect(URLContext *h, const char *path, const char *local_path, s->willclose = 0; s->end_chunked_post = 0; s->end_header = 0; - if (post) { + if (post && !s->post_data) { /* Pretend that it did work. We didn't read any header yet, since * we've still to send the POST data, but the code calling this * function will check http_code after we return. */ @@ -512,8 +530,8 @@ static int http_read(URLContext *h, uint8_t *buf, int size) for(;;) { do { - if (http_get_line(s, line, sizeof(line)) < 0) - return AVERROR(EIO); + if ((err = http_get_line(s, line, sizeof(line))) < 0) + return err; } while (!*line); /* skip CR LF from last chunk */ s->chunksize = strtoll(line, NULL, 16);