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avconv: re-add nb_streams to InputFile.

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It was mistakenly removed in 2cf8355f98681bdd726b739008acd5483f82f8d7,
not taking into account that new streams might appear in av_read_frame()
that avconv doesn't know about.

Fixes bug 24.
This commit is contained in:
Anton Khirnov 2011-08-13 12:20:50 +02:00
parent 10397215aa
commit ed5b13265e
1 changed files with 8 additions and 5 deletions
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13
avconv.c
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@ -239,6 +239,8 @@ typedef struct InputFile {
int ist_index; /* index of first stream in ist_table */
int buffer_size; /* current total buffer size */
int64_t ts_offset;
int nb_streams; /* number of stream that avconv is aware of; may be different
from ctx.nb_streams if new streams appear during av_read_frame() */
} InputFile;
typedef struct OutputStream {
@ -2316,7 +2318,7 @@ static int transcode(OutputFile *output_files,
}
/* the following test is needed in case new streams appear
dynamically in stream : we ignore them */
if (pkt.stream_index >= input_files[file_index].ctx->nb_streams)
if (pkt.stream_index >= input_files[file_index].nb_streams)
goto discard_packet;
ist_index = input_files[file_index].ist_index + pkt.stream_index;
ist = &input_streams[ist_index];
@ -2676,13 +2678,13 @@ static int opt_map(const char *opt, const char *arg)
}
if (*sync)
sync++;
for (i = 0; i < input_files[sync_file_idx].ctx->nb_streams; i++)
for (i = 0; i < input_files[sync_file_idx].nb_streams; i++)
if (check_stream_specifier(input_files[sync_file_idx].ctx,
input_files[sync_file_idx].ctx->streams[i], sync) == 1) {
sync_stream_idx = i;
break;
}
if (i == input_files[sync_file_idx].ctx->nb_streams) {
if (i == input_files[sync_file_idx].nb_streams) {
av_log(NULL, AV_LOG_ERROR, "Sync stream specification in map %s does not "
"match any streams.\n", arg);
exit_program(1);
@ -2705,7 +2707,7 @@ static int opt_map(const char *opt, const char *arg)
m->disabled = 1;
}
else
for (i = 0; i < input_files[file_idx].ctx->nb_streams; i++) {
for (i = 0; i < input_files[file_idx].nb_streams; i++) {
if (check_stream_specifier(input_files[file_idx].ctx, input_files[file_idx].ctx->streams[i],
*p == ':' ? p + 1 : p) <= 0)
continue;
@ -3068,6 +3070,7 @@ static int opt_input_file(const char *opt, const char *filename)
input_files[nb_input_files - 1].ctx = ic;
input_files[nb_input_files - 1].ist_index = nb_input_streams - ic->nb_streams;
input_files[nb_input_files - 1].ts_offset = input_ts_offset - (copy_ts ? 0 : timestamp);
input_files[nb_input_files - 1].nb_streams = ic->nb_streams;
frame_rate = (AVRational){0, 0};
frame_pix_fmt = PIX_FMT_NONE;
@ -3897,7 +3900,7 @@ static int opt_target(const char *opt, const char *arg)
if(nb_input_files) {
int i, j;
for (j = 0; j < nb_input_files; j++) {
for (i = 0; i < input_files[j].ctx->nb_streams; i++) {
for (i = 0; i < input_files[j].nb_streams; i++) {
AVCodecContext *c = input_files[j].ctx->streams[i]->codec;
if(c->codec_type != AVMEDIA_TYPE_VIDEO)
continue;