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obs-outputs: Make MP4 output buffer/chunk size configurable

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This commit is contained in:
derrod
2024-11-13 15:47:05 +01:00
committed by Ryan Foster
parent 3911f11306
commit fb56e06edd
1 changed files with 12 additions and 5 deletions
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17
plugins/obs-outputs/mp4-output.c
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@@ -42,6 +42,9 @@ struct mp4_output {
obs_output_t *output;
struct dstr path;
/* File serializer buffer configuration */
size_t buffer_size;
size_t chunk_size;
struct serializer serializer;
volatile bool active;
@@ -212,7 +215,7 @@ static inline void apply_flag(int *flags, const char *value, int flag_value)
*flags &= ~flag_value;
}
static int parse_custom_options(const char *opts_str)
static void parse_custom_options(struct mp4_output *out, const char *opts_str)
{
int flags = MP4_USE_NEGATIVE_CTS;
@@ -229,6 +232,10 @@ static int parse_custom_options(const char *opts_str)
apply_flag(&flags, opt.value, MP4_USE_MDTA_KEY_VALUE);
} else if (strcmp(opt.name, "use_negative_cts") == 0) {
apply_flag(&flags, opt.value, MP4_USE_NEGATIVE_CTS);
} else if (strcmp(opt.name, "buffer_size") == 0) {
out->buffer_size = strtoull(opt.value, 0, 10) * 1048576ULL;
} else if (strcmp(opt.name, "chunk_size") == 0) {
out->chunk_size = strtoull(opt.value, 0, 10) * 1048576ULL;
} else {
blog(LOG_WARNING, "Unknown muxer option: %s = %s", opt.name, opt.value);
}
@@ -236,7 +243,7 @@ static int parse_custom_options(const char *opts_str)
obs_free_options(opts);
return flags;
out->flags = flags;
}
static void generate_filename(struct mp4_output *out, struct dstr *dst, bool overwrite);
@@ -270,11 +277,11 @@ static bool mp4_output_start(void *data)
/* Allow skipping the remux step for debugging purposes. */
const char *muxer_settings = obs_data_get_string(settings, "muxer_settings");
out->flags = parse_custom_options(muxer_settings);
parse_custom_options(out, muxer_settings);
obs_data_release(settings);
if (!buffered_file_serializer_init_defaults(&out->serializer, out->path.array)) {
if (!buffered_file_serializer_init(&out->serializer, out->path.array, out->buffer_size, out->chunk_size)) {
warn("Unable to open MP4 file '%s'", out->path.array);
return false;
}
@@ -398,7 +405,7 @@ static bool change_file(struct mp4_output *out, struct encoder_packet *pkt)
generate_filename(out, &out->path, out->allow_overwrite);
info("Changing output file to '%s'", out->path.array);
if (!buffered_file_serializer_init_defaults(&out->serializer, out->path.array)) {
if (!buffered_file_serializer_init(&out->serializer, out->path.array, out->buffer_size, out->chunk_size)) {
warn("Unable to open MP4 file '%s'", out->path.array);
return false;
}