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fftools/ffmpeg_demux: return errors from ist_add() instead of aborting

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pull/389/head
Anton Khirnov 1 year ago
parent cce294638b
commit c23cff5a8a
1 changed files with 43 additions and 27 deletions
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  1. 70
      fftools/ffmpeg_demux.c

70
fftools/ffmpeg_demux.c
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@ -964,8 +964,8 @@ static int guess_input_channel_layout(InputStream *ist, int guess_layout_max)
return 1;
}
static void add_display_matrix_to_stream(const OptionsContext *o,
AVFormatContext *ctx, InputStream *ist)
static int add_display_matrix_to_stream(const OptionsContext *o,
AVFormatContext *ctx, InputStream *ist)
{
AVStream *st = ist->st;
double rotation = DBL_MAX;
@ -982,12 +982,12 @@ static void add_display_matrix_to_stream(const OptionsContext *o,
vflip_set = vflip != -1;
if (!rotation_set && !hflip_set && !vflip_set)
return;
return 0;
buf = (int32_t *)av_stream_new_side_data(st, AV_PKT_DATA_DISPLAYMATRIX, sizeof(int32_t) * 9);
if (!buf) {
av_log(ist, AV_LOG_FATAL, "Failed to generate a display matrix!\n");
exit_program(1);
return AVERROR(ENOMEM);
}
av_display_rotation_set(buf,
@ -996,6 +996,8 @@ static void add_display_matrix_to_stream(const OptionsContext *o,
av_display_matrix_flip(buf,
hflip_set ? hflip : 0,
vflip_set ? vflip : 0);
return 0;
}
static const char *input_stream_item_name(void *obj)
@ -1031,7 +1033,7 @@ static DemuxStream *demux_stream_alloc(Demuxer *d, AVStream *st)
return ds;
}
static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
static int ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
{
AVFormatContext *ic = d->f.ctx;
AVCodecParameters *par = st->codecpar;
@ -1079,7 +1081,9 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
}
if (st->codecpar->codec_type == AVMEDIA_TYPE_VIDEO) {
add_display_matrix_to_stream(o, ic, ist);
ret = add_display_matrix_to_stream(o, ic, ist);
if (ret < 0)
return ret;
MATCH_PER_STREAM_OPT(hwaccels, str, hwaccel, ic, st);
MATCH_PER_STREAM_OPT(hwaccel_output_formats, str,
@ -1137,7 +1141,7 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
av_log(ist, AV_LOG_FATAL, "%s ",
av_hwdevice_get_type_name(type));
av_log(ist, AV_LOG_FATAL, "\n");
exit_program(1);
return AVERROR(EINVAL);
}
}
}
@ -1146,7 +1150,7 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
if (hwaccel_device) {
ist->hwaccel_device = av_strdup(hwaccel_device);
if (!ist->hwaccel_device)
report_and_exit(AVERROR(ENOMEM));
return AVERROR(ENOMEM);
}
}
@ -1165,20 +1169,22 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
(o->data_disable && ist->st->codecpar->codec_type == AVMEDIA_TYPE_DATA))
ist->user_set_discard = AVDISCARD_ALL;
if (discard_str && av_opt_eval_int(&cc, discard_opt, discard_str, &ist->user_set_discard) < 0) {
av_log(ist, AV_LOG_ERROR, "Error parsing discard %s.\n",
discard_str);
exit_program(1);
if (discard_str) {
ret = av_opt_eval_int(&cc, discard_opt, discard_str, &ist->user_set_discard);
if (ret < 0) {
av_log(ist, AV_LOG_ERROR, "Error parsing discard %s.\n", discard_str);
return ret;
}
}
ist->dec_ctx = avcodec_alloc_context3(ist->dec);
if (!ist->dec_ctx)
report_and_exit(AVERROR(ENOMEM));
return AVERROR(ENOMEM);
ret = avcodec_parameters_to_context(ist->dec_ctx, par);
if (ret < 0) {
av_log(ist, AV_LOG_ERROR, "Error initializing the decoder context.\n");
exit_program(1);
return ret;
}
if (o->bitexact)
@ -1187,11 +1193,13 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
switch (par->codec_type) {
case AVMEDIA_TYPE_VIDEO:
MATCH_PER_STREAM_OPT(frame_rates, str, framerate, ic, st);
if (framerate && av_parse_video_rate(&ist->framerate,
framerate) < 0) {
av_log(ist, AV_LOG_ERROR, "Error parsing framerate %s.\n",
framerate);
exit_program(1);
if (framerate) {
ret = av_parse_video_rate(&ist->framerate, framerate);
if (ret < 0) {
av_log(ist, AV_LOG_ERROR, "Error parsing framerate %s.\n",
framerate);
return ret;
}
}
ist->top_field_first = -1;
@ -1211,10 +1219,13 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
char *canvas_size = NULL;
MATCH_PER_STREAM_OPT(fix_sub_duration, i, ist->fix_sub_duration, ic, st);
MATCH_PER_STREAM_OPT(canvas_sizes, str, canvas_size, ic, st);
if (canvas_size &&
av_parse_video_size(&ist->dec_ctx->width, &ist->dec_ctx->height, canvas_size) < 0) {
av_log(ist, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size);
exit_program(1);
if (canvas_size) {
ret = av_parse_video_size(&ist->dec_ctx->width, &ist->dec_ctx->height,
canvas_size);
if (ret < 0) {
av_log(ist, AV_LOG_FATAL, "Invalid canvas size: %s.\n", canvas_size);
return ret;
}
}
/* Compute the size of the canvas for the subtitles stream.
@ -1248,15 +1259,17 @@ static void ist_add(const OptionsContext *o, Demuxer *d, AVStream *st)
ist->par = avcodec_parameters_alloc();
if (!ist->par)
report_and_exit(AVERROR(ENOMEM));
return AVERROR(ENOMEM);
ret = avcodec_parameters_from_context(ist->par, ist->dec_ctx);
if (ret < 0) {
av_log(ist, AV_LOG_ERROR, "Error initializing the decoder context.\n");
exit_program(1);
return ret;
}
ist->codec_desc = avcodec_descriptor_get(ist->par->codec_id);
return 0;
}
static int dump_attachment(InputStream *ist, const char *filename)
@ -1579,8 +1592,11 @@ int ifile_open(const OptionsContext *o, const char *filename)
d->thread_queue_size = o->thread_queue_size;
/* Add all the streams from the given input file to the demuxer */
for (int i = 0; i < ic->nb_streams; i++)
ist_add(o, d, ic->streams[i]);
for (int i = 0; i < ic->nb_streams; i++) {
ret = ist_add(o, d, ic->streams[i]);
if (ret < 0)
return ret;
}
/* dump the file content */
av_dump_format(ic, f->index, filename, 0);

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