This test ensures that you are able to send N number of slice NALUs in slice threaded mode to be decoded simultaneously
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| @@ -1,5 +1,6 @@ | |||
| 1 | APITESTPROGS-$(call ENCDEC, FLAC, FLAC) += api-flac | 1 | APITESTPROGS-$(call ENCDEC, FLAC, FLAC) += api-flac |
| 2 | APITESTPROGS-$(call DEMDEC, H264, H264) += api-h264 | 2 | APITESTPROGS-$(call DEMDEC, H264, H264) += api-h264 |
| 3 | APITESTPROGS-$(call DEMDEC, H264, H264) += api-h264-slice | ||
| 3 | APITESTPROGS-yes += api-seek | 4 | APITESTPROGS-yes += api-seek |
| 4 | APITESTPROGS-yes += api-codec-param | 5 | APITESTPROGS-yes += api-codec-param |
| 5 | APITESTPROGS-$(call DEMDEC, H263, H263) += api-band | 6 | APITESTPROGS-$(call DEMDEC, H263, H263) += api-band |
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| 1 | /* | ||
| 2 | * Copyright (c) 2001 Fabrice Bellard | ||
| 3 | * | ||
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| 5 | * of this software and associated documentation files (the "Software"), to deal | ||
| 6 | * in the Software without restriction, including without limitation the rights | ||
| 7 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| 8 | * copies of the Software, and to permit persons to whom the Software is | ||
| 9 | * furnished to do so, subject to the following conditions: | ||
| 10 | * | ||
| 11 | * The above copyright notice and this permission notice shall be included in | ||
| 12 | * all copies or substantial portions of the Software. | ||
| 13 | * | ||
| 14 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| 15 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| 16 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | ||
| 17 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| 18 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| 19 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | ||
| 20 | * THE SOFTWARE. | ||
| 21 | */ | ||
| 22 | |||
| 23 | #define MAX_SLICES 8 | ||
| 24 | |||
| 25 | // ./fate 2 ./crew_cif out.y4m | ||
| 26 | |||
| 27 | #include "config.h" | ||
| 28 | |||
| 29 | #include <stdbool.h> | ||
| 30 | #include <stdio.h> | ||
| 31 | #include <stdlib.h> | ||
| 32 | #include <string.h> | ||
| 33 | |||
| 34 | #if HAVE_UNISTD_H | ||
| 35 | #include <unistd.h> | ||
| 36 | #endif | ||
| 37 | #if HAVE_IO_H | ||
| 38 | #include <io.h> | ||
| 39 | #endif | ||
| 40 | #include <sys/types.h> | ||
| 41 | #include <sys/stat.h> | ||
| 42 | #include <fcntl.h> | ||
| 43 | |||
| 44 | #include "libavformat/network.h" | ||
| 45 | #include "libavcodec/avcodec.h" | ||
| 46 | #include "libavutil/pixdesc.h" | ||
| 47 | #include "libavutil/hash.h" | ||
| 48 | |||
| 49 | static int header = 0; | ||
| 50 | |||
| 51 | static void decode(AVCodecContext *dec_ctx, AVFrame *frame, | ||
| 52 | AVPacket *pkt) | ||
| 53 | { | ||
| 54 | static uint64_t frame_cnt = 0; | ||
| 55 | int ret; | ||
| 56 | |||
| 57 | ret = avcodec_send_packet(dec_ctx, pkt); | ||
| 58 | if (ret < 0) { | ||
| 59 | fprintf(stderr, "Error sending a packet for decoding: %s\n", av_err2str(ret)); | ||
| 60 | exit(1); | ||
| 61 | } | ||
| 62 | |||
| 63 | while (ret >= 0) { | ||
| 64 | const AVPixFmtDescriptor *desc; | ||
| 65 | char *sum; | ||
| 66 | struct AVHashContext *hash; | ||
| 67 | |||
| 68 | ret = avcodec_receive_frame(dec_ctx, frame); | ||
| 69 | if (ret == AVERROR(EAGAIN) || ret == AVERROR_EOF) { | ||
| 70 | return; | ||
| 71 | } else if (ret < 0) { | ||
| 72 | fprintf(stderr, "Error during decoding: %s\n", av_err2str(ret)); | ||
| 73 | exit(1); | ||
| 74 | } | ||
| 75 | |||
| 76 | if (!header) { | ||
| 77 | printf( | ||
| 78 | "#format: frame checksums\n" | ||
| 79 | "#version: 2\n" | ||
| 80 | "#hash: MD5\n" | ||
| 81 | "#tb 0: 1/30\n" | ||
| 82 | "#media_type 0: video\n" | ||
| 83 | "#codec_id 0: rawvideo\n" | ||
| 84 | "#dimensions 0: 352x288\n" | ||
| 85 | "#sar 0: 128/117\n" | ||
| 86 | "#stream#, dts, pts, duration, size, hash\n"); | ||
| 87 | header = 1; | ||
| 88 | } | ||
| 89 | desc = av_pix_fmt_desc_get(dec_ctx->pix_fmt); | ||
| 90 | av_hash_alloc(&hash, "md5"); | ||
| 91 | av_hash_init(hash); | ||
| 92 | sum = av_mallocz(av_hash_get_size(hash) * 2 + 1); | ||
| 93 | |||
| 94 | for (int i = 0; i < frame->height; i++) | ||
| 95 | av_hash_update(hash, &frame->data[0][i * frame->linesize[0]], frame->width); | ||
| 96 | for (int i = 0; i < frame->height >> desc->log2_chroma_h; i++) | ||
| 97 | av_hash_update(hash, &frame->data[1][i * frame->linesize[1]], frame->width >> desc->log2_chroma_w); | ||
| 98 | for (int i = 0; i < frame->height >> desc->log2_chroma_h; i++) | ||
| 99 | av_hash_update(hash, &frame->data[2][i * frame->linesize[2]], frame->width >> desc->log2_chroma_w); | ||
| 100 | |||
| 101 | av_hash_final_hex(hash, sum, av_hash_get_size(hash) * 2 + 1); | ||
| 102 | printf("0, %10"PRId64", %10"PRId64", 1, %8d, %s\n", | ||
| 103 | frame_cnt, frame_cnt, | ||
| 104 | (frame->width * frame->height + 2 * (frame->height >> desc->log2_chroma_h) * (frame->width >> desc->log2_chroma_w)), sum); | ||
| 105 | frame_cnt += 1; | ||
| 106 | av_free(hash); | ||
| 107 | av_free(sum); | ||
| 108 | } | ||
| 109 | } | ||
| 110 | |||
| 111 | int main(int argc, char **argv) | ||
| 112 | { | ||
| 113 | const AVCodec *codec; | ||
| 114 | AVCodecContext *c = NULL; | ||
| 115 | AVFrame *frame; | ||
| 116 | unsigned int threads; | ||
| 117 | AVPacket *pkt; | ||
| 118 | FILE *fd; | ||
| 119 | char nal[MAX_SLICES * UINT16_MAX + AV_INPUT_BUFFER_PADDING_SIZE]; | ||
| 120 | int nals = 0; | ||
| 121 | char *p = nal; | ||
| 122 | |||
| 123 | if (argc < 4) { | ||
| 124 | fprintf(stderr, "Usage: %s <threads> <input file> <output file>\n", argv[0]); | ||
| 125 | exit(1); | ||
| 126 | } | ||
| 127 | |||
| 128 | if (!(threads = strtoul(argv[1], NULL, 0))) | ||
| 129 | threads = 1; | ||
| 130 | else if (threads > MAX_SLICES) | ||
| 131 | threads = MAX_SLICES; | ||
| 132 | |||
| 133 | #ifdef _WIN32 | ||
| 134 | setmode(fileno(stdout), O_BINARY); | ||
| 135 | #endif | ||
| 136 | |||
| 137 | if (!(pkt = av_packet_alloc())) | ||
| 138 | exit(1); | ||
| 139 | |||
| 140 | if (!(codec = avcodec_find_decoder(AV_CODEC_ID_H264))) { | ||
| 141 | fprintf(stderr, "Codec not found\n"); | ||
| 142 | exit(1); | ||
| 143 | } | ||
| 144 | |||
| 145 | if (!(c = avcodec_alloc_context3(codec))) { | ||
| 146 | fprintf(stderr, "Could not allocate video codec context\n"); | ||
| 147 | exit(1); | ||
| 148 | } | ||
| 149 | |||
| 150 | c->width = 352; | ||
| 151 | c->height = 288; | ||
| 152 | |||
| 153 | c->flags2 |= AV_CODEC_FLAG2_CHUNKS; | ||
| 154 | c->thread_type = FF_THREAD_SLICE; | ||
| 155 | c->thread_count = threads; | ||
| 156 | |||
| 157 | if (avcodec_open2(c, codec, NULL) < 0) { | ||
| 158 | fprintf(stderr, "Could not open codec\n"); | ||
| 159 | exit(1); | ||
| 160 | } | ||
| 161 | |||
| 162 | #if HAVE_THREADS | ||
| 163 | if (c->active_thread_type != FF_THREAD_SLICE) { | ||
| 164 | fprintf(stderr, "Couldn't activate slice threading: %d\n", c->active_thread_type); | ||
| 165 | exit(1); | ||
| 166 | } | ||
| 167 | #else | ||
| 168 | fprintf(stderr, "WARN: not using threads, only checking decoding slice NALUs\n"); | ||
| 169 | #endif | ||
| 170 | |||
| 171 | if (!(frame = av_frame_alloc())) { | ||
| 172 | fprintf(stderr, "Could not allocate video frame\n"); | ||
| 173 | exit(1); | ||
| 174 | } | ||
| 175 | |||
| 176 | if (!(fd = fopen(argv[2], "rb"))) { | ||
| 177 | fprintf(stderr, "Couldn't open NALU file: %s\n", argv[2]); | ||
| 178 | exit(1); | ||
| 179 | } | ||
| 180 | |||
| 181 | while(1) { | ||
| 182 | uint16_t size = 0; | ||
| 183 | ssize_t ret = fread(&size, 1, sizeof(uint16_t), fd); | ||
| 184 | if (ret < 0) { | ||
| 185 | perror("Couldn't read size"); | ||
| 186 | exit(1); | ||
| 187 | } else if (ret != sizeof(uint16_t)) | ||
| 188 | break; | ||
| 189 | size = ntohs(size); | ||
| 190 | ret = fread(p, 1, size, fd); | ||
| 191 | if (ret < 0 || ret != size) { | ||
| 192 | perror("Couldn't read data"); | ||
| 193 | exit(1); | ||
| 194 | } | ||
| 195 | p += ret; | ||
| 196 | |||
| 197 | if (++nals >= threads) { | ||
| 198 | pkt->data = nal; | ||
| 199 | pkt->size = p - nal; | ||
| 200 | decode(c, frame, pkt); | ||
| 201 | memset(nal, 0, MAX_SLICES * UINT16_MAX + AV_INPUT_BUFFER_PADDING_SIZE); | ||
| 202 | nals = 0; | ||
| 203 | p = nal; | ||
| 204 | } | ||
| 205 | } | ||
| 206 | |||
| 207 | if (nals) { | ||
| 208 | pkt->data = nal; | ||
| 209 | pkt->size = p - nal; | ||
| 210 | decode(c, frame, pkt); | ||
| 211 | } | ||
| 212 | |||
| 213 | decode(c, frame, NULL); | ||
| 214 | |||
| 215 | fclose(fd); | ||
| 216 | avcodec_free_context(&c); | ||
| 217 | av_frame_free(&frame); | ||
| 218 | av_packet_free(&pkt); | ||
| 219 | |||
| 220 | return 0; | ||
| 221 | } | ||