*/
#include "asf.h"
+#include "id3v2.h"
+#include "internal.h"
const ff_asf_guid ff_asf_header = {
0x30, 0x26, 0xB2, 0x75, 0x8E, 0x66, 0xCF, 0x11, 0xA6, 0xD9, 0x00, 0xAA, 0x00, 0x62, 0xCE, 0x6C
0x40, 0x9E, 0x69, 0xF8, 0x4D, 0x5B, 0xCF, 0x11, 0xA8, 0xFD, 0x00, 0x80, 0x5F, 0x5C, 0x44, 0x2B
};
-const ff_asf_guid ff_asf_audio_conceal_none = {
- // 0x40, 0xa4, 0xf1, 0x49, 0x4ece, 0x11d0, 0xa3, 0xac, 0x00, 0xa0, 0xc9, 0x03, 0x48, 0xf6
- // New value lifted from avifile
- 0x00, 0x57, 0xfb, 0x20, 0x55, 0x5B, 0xCF, 0x11, 0xa8, 0xfd, 0x00, 0x80, 0x5f, 0x5c, 0x44, 0x2b
-};
-
const ff_asf_guid ff_asf_audio_conceal_spread = {
0x50, 0xCD, 0xC3, 0xBF, 0x8F, 0x61, 0xCF, 0x11, 0x8B, 0xB2, 0x00, 0xAA, 0x00, 0xB4, 0xE2, 0x20
};
// { "Year" , "date" }, TODO: conversion year<->date
{ 0 }
};
+
+/* MSDN claims that this should be "compatible with the ID3 frame, APIC",
+ * but in reality this is only loosely similar */
+static int asf_read_picture(AVFormatContext *s, int len)
+{
+ const CodecMime *mime = ff_id3v2_mime_tags;
+ enum AVCodecID id = AV_CODEC_ID_NONE;
+ char mimetype[64];
+ uint8_t *desc = NULL;
+ AVStream *st = NULL;
+ int ret, type, picsize, desc_len;
+
+ /* type + picsize + mime + desc */
+ if (len < 1 + 4 + 2 + 2) {
+ av_log(s, AV_LOG_ERROR, "Invalid attached picture size: %d.\n", len);
+ return AVERROR_INVALIDDATA;
+ }
+
+ /* picture type */
+ type = avio_r8(s->pb);
+ len--;
+ if (type >= FF_ARRAY_ELEMS(ff_id3v2_picture_types) || type < 0) {
+ av_log(s, AV_LOG_WARNING, "Unknown attached picture type: %d.\n", type);
+ type = 0;
+ }
+
+ /* picture data size */
+ picsize = avio_rl32(s->pb);
+ len -= 4;
+
+ /* picture MIME type */
+ len -= avio_get_str16le(s->pb, len, mimetype, sizeof(mimetype));
+ while (mime->id != AV_CODEC_ID_NONE) {
+ if (!strncmp(mime->str, mimetype, sizeof(mimetype))) {
+ id = mime->id;
+ break;
+ }
+ mime++;
+ }
+ if (id == AV_CODEC_ID_NONE) {
+ av_log(s, AV_LOG_ERROR, "Unknown attached picture mimetype: %s.\n",
+ mimetype);
+ return 0;
+ }
+
+ if (picsize >= len) {
+ av_log(s, AV_LOG_ERROR, "Invalid attached picture data size: %d >= %d.\n",
+ picsize, len);
+ return AVERROR_INVALIDDATA;
+ }
+
+ /* picture description */
+ desc_len = (len - picsize) * 2 + 1;
+ desc = av_malloc(desc_len);
+ if (!desc)
+ return AVERROR(ENOMEM);
+ len -= avio_get_str16le(s->pb, len - picsize, desc, desc_len);
+
+ ret = ff_add_attached_pic(s, NULL, s->pb, NULL, picsize);
+ if (ret < 0)
+ goto fail;
+ st = s->streams[s->nb_streams - 1];
+
+ st->codecpar->codec_id = id;
+
+ if (*desc) {
+ if (av_dict_set(&st->metadata, "title", desc, AV_DICT_DONT_STRDUP_VAL) < 0)
+ av_log(s, AV_LOG_WARNING, "av_dict_set failed.\n");
+ } else
+ av_freep(&desc);
+
+ if (av_dict_set(&st->metadata, "comment", ff_id3v2_picture_types[type], 0) < 0)
+ av_log(s, AV_LOG_WARNING, "av_dict_set failed.\n");
+
+ return 0;
+
+fail:
+ av_freep(&desc);
+ return ret;
+}
+
+static int get_id3_tag(AVFormatContext *s, int len)
+{
+ ID3v2ExtraMeta *id3v2_extra_meta;
+
+ ff_id3v2_read(s, ID3v2_DEFAULT_MAGIC, &id3v2_extra_meta, len);
+ if (id3v2_extra_meta) {
+ ff_id3v2_parse_apic(s, id3v2_extra_meta);
+ ff_id3v2_parse_chapters(s, id3v2_extra_meta);
+ ff_id3v2_free_extra_meta(&id3v2_extra_meta);
+ }
+ return 0;
+}
+
+int ff_asf_handle_byte_array(AVFormatContext *s, const char *name,
+ int val_len)
+{
+ if (!strcmp(name, "WM/Picture")) // handle cover art
+ return asf_read_picture(s, val_len);
+ else if (!strcmp(name, "ID3")) // handle ID3 tag
+ return get_id3_tag(s, val_len);
+
+ return 1;
+}