generic-library/ffmpeg
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Merge commit 'e48d1ea541be4592ebac89875557407ca958b7a9'

Browse Source 
* commit 'e48d1ea541be4592ebac89875557407ca958b7a9':
  ismindex: improve diagnostics

Conflicts:
	tools/ismindex.c

Merged-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2014-09-02 11:20:13 +02:00
commit 35469835bb
1 changed files with 42 additions and 16 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

58
tools/ismindex.c
View File

@ -98,14 +98,22 @@ static int copy_tag(AVIOContext *in, AVIOContext *out, int32_t tag_name)
tag = avio_rb32(in);
avio_wb32(out, size);
avio_wb32(out, tag);
if (tag != tag_name)
if (tag != tag_name) {
char tag_str[4], tag_name_str[4];
AV_WB32(tag_str, tag);
AV_WB32(tag_name_str, tag_name);
fprintf(stderr, "wanted tag %.4s, got %.4s\n", tag_name_str, tag_str);
return -1;
}
size -= 8;
while (size > 0) {
char buf[1024];
int len = FFMIN(sizeof(buf), size);
if (avio_read(in, buf, len) != len)
int got;
if ((got = avio_read(in, buf, len)) != len) {
fprintf(stderr, "short read, wanted %d, got %d\n", len, got);
break;
}
avio_write(out, buf, len);
size -= len;
}
@ -117,10 +125,15 @@ static int write_fragment(const char *filename, AVIOContext *in)
AVIOContext *out = NULL;
int ret;
if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, NULL, NULL)) < 0)
if ((ret = avio_open2(&out, filename, AVIO_FLAG_WRITE, NULL, NULL)) < 0) {
char errbuf[100];
av_strerror(ret, errbuf, sizeof(errbuf));
fprintf(stderr, "Unable to open %s: %s\n", filename, errbuf);
return ret;
copy_tag(in, out, MKBETAG('m', 'o', 'o', 'f'));
copy_tag(in, out, MKBETAG('m', 'd', 'a', 't'));
}
ret = copy_tag(in, out, MKBETAG('m', 'o', 'o', 'f'));
if (!ret)
ret = copy_tag(in, out, MKBETAG('m', 'd', 'a', 't'));
avio_flush(out);
avio_close(out);
@ -210,6 +223,7 @@ static int read_mfra(struct Tracks *tracks, int start_index,
const char *file, int split, const char *output_prefix)
{
int err = 0;
const char* err_str = "";
AVIOContext *f = NULL;
int32_t mfra_size;
@ -220,10 +234,12 @@ static int read_mfra(struct Tracks *tracks, int start_index,
avio_seek(f, -mfra_size, SEEK_CUR);
if (avio_rb32(f) != mfra_size) {
err = AVERROR_INVALIDDATA;
err_str = "mfra size mismatch";
goto fail;
}
if (avio_rb32(f) != MKBETAG('m', 'f', 'r', 'a')) {
err = AVERROR_INVALIDDATA;
err_str = "mfra tag mismatch";
goto fail;
}
while (!read_tfra(tracks, start_index, f)) {
@ -237,7 +253,7 @@ fail:
if (f)
avio_close(f);
if (err)
fprintf(stderr, "Unable to read the MFRA atom in %s\n", file);
fprintf(stderr, "Unable to read the MFRA atom in %s (%s)\n", file, err_str);
return err;
}
@ -255,15 +271,14 @@ static int get_video_private_data(struct Track *track, AVCodecContext *codec)
{
AVIOContext *io = NULL;
uint16_t sps_size, pps_size;
int err = AVERROR(EINVAL);
int err;
if (codec->codec_id == AV_CODEC_ID_VC1)
return get_private_data(track, codec);
if (avio_open_dyn_buf(&io) < 0) {
err = AVERROR(ENOMEM);
if ((err = avio_open_dyn_buf(&io)) < 0)
goto fail;
}
err = AVERROR(EINVAL);
if (codec->extradata_size < 11 || codec->extradata[0] != 1)
goto fail;
sps_size = AV_RB16(&codec->extradata[6]);
@ -437,12 +452,23 @@ static void print_track_chunks(FILE *out, struct Tracks *tracks, int main,
{
int i, j;
struct Track *track = tracks->tracks[main];
int should_print_time_mismatch = 1;
for (i = 0; i < track->chunks; i++) {
for (j = main + 1; j < tracks->nb_tracks; j++) {
if (tracks->tracks[j]->is_audio == track->is_audio &&
track->offsets[i].duration != tracks->tracks[j]->offsets[i].duration)
fprintf(stderr, "Mismatched duration of %s chunk %d in %s and %s\n",
type, i, track->name, tracks->tracks[j]->name);
if (tracks->tracks[j]->is_audio == track->is_audio) {
if (track->offsets[i].duration != tracks->tracks[j]->offsets[i].duration) {
fprintf(stderr, "Mismatched duration of %s chunk %d in %s (%d) and %s (%d)\n",
type, i, track->name, main, tracks->tracks[j]->name, j);
should_print_time_mismatch = 1;
}
if (track->offsets[i].time != tracks->tracks[j]->offsets[i].time) {
if (should_print_time_mismatch)
fprintf(stderr, "Mismatched (start) time of %s chunk %d in %s (%d) and %s (%d)\n",
type, i, track->name, main, tracks->tracks[j]->name, j);
should_print_time_mismatch = 0;
}
}
}
fprintf(out, "\t\t<c n=\"%d\" d=\"%"PRId64"\" />\n",
i, track->offsets[i].duration);
@ -491,8 +517,8 @@ static void output_client_manifest(struct Tracks *tracks, const char *basename,
fprintf(out, "\" />\n");
index++;
if (track->chunks != first_track->chunks)
fprintf(stderr, "Mismatched number of video chunks in %s and %s\n",
track->name, first_track->name);
fprintf(stderr, "Mismatched number of video chunks in %s (id: %d, chunks %d) and %s (id: %d, chunks %d)\n",
track->name, track->track_id, track->chunks, first_track->name, first_track->track_id, first_track->chunks);
}
print_track_chunks(out, tracks, tracks->video_track, "video");
fprintf(out, "\t</StreamIndex>\n");