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Use sc_ prefix for recorder

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pull/2999/head
Romain Vimont 2 years ago
parent 0080d0b0ff
commit 4ee62abe1d
3 changed files with 67 additions and 64 deletions
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94
app/src/recorder.c
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@ -9,7 +9,7 @@
#include "util/str.h"
/** Downcast packet_sink to recorder */
#define DOWNCAST(SINK) container_of(SINK, struct recorder, packet_sink)
#define DOWNCAST(SINK) container_of(SINK, struct sc_recorder, packet_sink)
static const AVRational SCRCPY_TIME_BASE = {1, 1000000}; // timestamps in us
@ -30,9 +30,9 @@ find_muxer(const char *name) {
return oformat;
}
static struct record_packet *
record_packet_new(const AVPacket *packet) {
struct record_packet *rec = malloc(sizeof(*rec));
static struct sc_record_packet *
sc_record_packet_new(const AVPacket *packet) {
struct sc_record_packet *rec = malloc(sizeof(*rec));
if (!rec) {
LOG_OOM();
return NULL;
@ -54,22 +54,22 @@ record_packet_new(const AVPacket *packet) {
}
static void
record_packet_delete(struct record_packet *rec) {
sc_record_packet_delete(struct sc_record_packet *rec) {
av_packet_free(&rec->packet);
free(rec);
}
static void
recorder_queue_clear(struct recorder_queue *queue) {
sc_recorder_queue_clear(struct sc_recorder_queue *queue) {
while (!sc_queue_is_empty(queue)) {
struct record_packet *rec;
struct sc_record_packet *rec;
sc_queue_take(queue, next, &rec);
record_packet_delete(rec);
sc_record_packet_delete(rec);
}
}
static const char *
recorder_get_format_name(enum sc_record_format format) {
sc_recorder_get_format_name(enum sc_record_format format) {
switch (format) {
case SC_RECORD_FORMAT_MP4: return "mp4";
case SC_RECORD_FORMAT_MKV: return "matroska";
@ -78,7 +78,7 @@ recorder_get_format_name(enum sc_record_format format) {
}
static bool
recorder_write_header(struct recorder *recorder, const AVPacket *packet) {
sc_recorder_write_header(struct sc_recorder *recorder, const AVPacket *packet) {
AVStream *ostream = recorder->ctx->streams[0];
uint8_t *extradata = av_malloc(packet->size * sizeof(uint8_t));
@ -103,19 +103,19 @@ recorder_write_header(struct recorder *recorder, const AVPacket *packet) {
}
static void
recorder_rescale_packet(struct recorder *recorder, AVPacket *packet) {
sc_recorder_rescale_packet(struct sc_recorder *recorder, AVPacket *packet) {
AVStream *ostream = recorder->ctx->streams[0];
av_packet_rescale_ts(packet, SCRCPY_TIME_BASE, ostream->time_base);
}
static bool
recorder_write(struct recorder *recorder, AVPacket *packet) {
sc_recorder_write(struct sc_recorder *recorder, AVPacket *packet) {
if (!recorder->header_written) {
if (packet->pts != AV_NOPTS_VALUE) {
LOGE("The first packet is not a config packet");
return false;
}
bool ok = recorder_write_header(recorder, packet);
bool ok = sc_recorder_write_header(recorder, packet);
if (!ok) {
return false;
}
@ -128,13 +128,13 @@ recorder_write(struct recorder *recorder, AVPacket *packet) {
return true;
}
recorder_rescale_packet(recorder, packet);
sc_recorder_rescale_packet(recorder, packet);
return av_write_frame(recorder->ctx, packet) >= 0;
}
static int
run_recorder(void *data) {
struct recorder *recorder = data;
struct sc_recorder *recorder = data;
for (;;) {
sc_mutex_lock(&recorder->mutex);
@ -148,29 +148,29 @@ run_recorder(void *data) {
if (recorder->stopped && sc_queue_is_empty(&recorder->queue)) {
sc_mutex_unlock(&recorder->mutex);
struct record_packet *last = recorder->previous;
struct sc_record_packet *last = recorder->previous;
if (last) {
// assign an arbitrary duration to the last packet
last->packet->duration = 100000;
bool ok = recorder_write(recorder, last->packet);
bool ok = sc_recorder_write(recorder, last->packet);
if (!ok) {
// failing to write the last frame is not very serious, no
// future frame may depend on it, so the resulting file
// will still be valid
LOGW("Could not record last packet");
}
record_packet_delete(last);
sc_record_packet_delete(last);
}
break;
}
struct record_packet *rec;
struct sc_record_packet *rec;
sc_queue_take(&recorder->queue, next, &rec);
sc_mutex_unlock(&recorder->mutex);
// recorder->previous is only written from this thread, no need to lock
struct record_packet *previous = recorder->previous;
struct sc_record_packet *previous = recorder->previous;
recorder->previous = rec;
if (!previous) {
@ -186,15 +186,15 @@ run_recorder(void *data) {
rec->packet->pts - previous->packet->pts;
}
bool ok = recorder_write(recorder, previous->packet);
record_packet_delete(previous);
bool ok = sc_recorder_write(recorder, previous->packet);
sc_record_packet_delete(previous);
if (!ok) {
LOGE("Could not record packet");
sc_mutex_lock(&recorder->mutex);
recorder->failed = true;
// discard pending packets
recorder_queue_clear(&recorder->queue);
sc_recorder_queue_clear(&recorder->queue);
sc_mutex_unlock(&recorder->mutex);
break;
}
@ -216,7 +216,7 @@ run_recorder(void *data) {
if (recorder->failed) {
LOGE("Recording failed to %s", recorder->filename);
} else {
const char *format_name = recorder_get_format_name(recorder->format);
const char *format_name = sc_recorder_get_format_name(recorder->format);
LOGI("Recording complete to %s file: %s", format_name,
recorder->filename);
}
@ -227,7 +227,7 @@ run_recorder(void *data) {
}
static bool
recorder_open(struct recorder *recorder, const AVCodec *input_codec) {
sc_recorder_open(struct sc_recorder *recorder, const AVCodec *input_codec) {
bool ok = sc_mutex_init(&recorder->mutex);
if (!ok) {
return false;
@ -244,7 +244,7 @@ recorder_open(struct recorder *recorder, const AVCodec *input_codec) {
recorder->header_written = false;
recorder->previous = NULL;
const char *format_name = recorder_get_format_name(recorder->format);
const char *format_name = sc_recorder_get_format_name(recorder->format);
assert(format_name);
const AVOutputFormat *format = find_muxer(format_name);
if (!format) {
@ -311,7 +311,7 @@ error_mutex_destroy:
}
static void
recorder_close(struct recorder *recorder) {
sc_recorder_close(struct sc_recorder *recorder) {
sc_mutex_lock(&recorder->mutex);
recorder->stopped = true;
sc_cond_signal(&recorder->queue_cond);
@ -326,7 +326,7 @@ recorder_close(struct recorder *recorder) {
}
static bool
recorder_push(struct recorder *recorder, const AVPacket *packet) {
sc_recorder_push(struct sc_recorder *recorder, const AVPacket *packet) {
sc_mutex_lock(&recorder->mutex);
assert(!recorder->stopped);
@ -336,7 +336,7 @@ recorder_push(struct recorder *recorder, const AVPacket *packet) {
return false;
}
struct record_packet *rec = record_packet_new(packet);
struct sc_record_packet *rec = sc_record_packet_new(packet);
if (!rec) {
LOG_OOM();
sc_mutex_unlock(&recorder->mutex);
@ -351,28 +351,30 @@ recorder_push(struct recorder *recorder, const AVPacket *packet) {
}
static bool
recorder_packet_sink_open(struct sc_packet_sink *sink, const AVCodec *codec) {
struct recorder *recorder = DOWNCAST(sink);
return recorder_open(recorder, codec);
sc_recorder_packet_sink_open(struct sc_packet_sink *sink,
const AVCodec *codec) {
struct sc_recorder *recorder = DOWNCAST(sink);
return sc_recorder_open(recorder, codec);
}
static void
recorder_packet_sink_close(struct sc_packet_sink *sink) {
struct recorder *recorder = DOWNCAST(sink);
recorder_close(recorder);
sc_recorder_packet_sink_close(struct sc_packet_sink *sink) {
struct sc_recorder *recorder = DOWNCAST(sink);
sc_recorder_close(recorder);
}
static bool
recorder_packet_sink_push(struct sc_packet_sink *sink, const AVPacket *packet) {
struct recorder *recorder = DOWNCAST(sink);
return recorder_push(recorder, packet);
sc_recorder_packet_sink_push(struct sc_packet_sink *sink,
const AVPacket *packet) {
struct sc_recorder *recorder = DOWNCAST(sink);
return sc_recorder_push(recorder, packet);
}
bool
recorder_init(struct recorder *recorder,
const char *filename,
enum sc_record_format format,
struct sc_size declared_frame_size) {
sc_recorder_init(struct sc_recorder *recorder,
const char *filename,
enum sc_record_format format,
struct sc_size declared_frame_size) {
recorder->filename = strdup(filename);
if (!recorder->filename) {
LOG_OOM();
@ -383,9 +385,9 @@ recorder_init(struct recorder *recorder,
recorder->declared_frame_size = declared_frame_size;
static const struct sc_packet_sink_ops ops = {
.open = recorder_packet_sink_open,
.close = recorder_packet_sink_close,
.push = recorder_packet_sink_push,
.open = sc_recorder_packet_sink_open,
.close = sc_recorder_packet_sink_close,
.push = sc_recorder_packet_sink_push,
};
recorder->packet_sink.ops = &ops;
@ -394,6 +396,6 @@ recorder_init(struct recorder *recorder,
}
void
recorder_destroy(struct recorder *recorder) {
sc_recorder_destroy(struct sc_recorder *recorder) {
free(recorder->filename);
}

23
app/src/recorder.h
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@ -1,5 +1,5 @@
#ifndef RECORDER_H
#define RECORDER_H
#ifndef SC_RECORDER_H
#define SC_RECORDER_H
#include "common.h"
@ -12,14 +12,14 @@
#include "util/queue.h"
#include "util/thread.h"
struct record_packet {
struct sc_record_packet {
AVPacket *packet;
struct record_packet *next;
struct sc_record_packet *next;
};
struct recorder_queue SC_QUEUE(struct record_packet);
struct sc_recorder_queue SC_QUEUE(struct sc_record_packet);
struct recorder {
struct sc_recorder {
struct sc_packet_sink packet_sink; // packet sink trait
char *filename;
@ -33,20 +33,21 @@ struct recorder {
sc_cond queue_cond;
bool stopped; // set on recorder_close()
bool failed; // set on packet write failure
struct recorder_queue queue;
struct sc_recorder_queue queue;
// we can write a packet only once we received the next one so that we can
// set its duration (next_pts - current_pts)
// "previous" is only accessed from the recorder thread, so it does not
// need to be protected by the mutex
struct record_packet *previous;
struct sc_record_packet *previous;
};
bool
recorder_init(struct recorder *recorder, const char *filename,
enum sc_record_format format, struct sc_size declared_frame_size);
sc_recorder_init(struct sc_recorder *recorder, const char *filename,
enum sc_record_format format,
struct sc_size declared_frame_size);
void
recorder_destroy(struct recorder *recorder);
sc_recorder_destroy(struct sc_recorder *recorder);
#endif

14
app/src/scrcpy.c
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@ -41,7 +41,7 @@ struct scrcpy {
struct sc_screen screen;
struct stream stream;
struct sc_decoder decoder;
struct recorder recorder;
struct sc_recorder recorder;
#ifdef HAVE_V4L2
struct sc_v4l2_sink v4l2_sink;
#endif
@ -381,12 +381,12 @@ scrcpy(struct scrcpy_options *options) {
dec = &s->decoder;
}
struct recorder *rec = NULL;
struct sc_recorder *rec = NULL;
if (options->record_filename) {
if (!recorder_init(&s->recorder,
options->record_filename,
options->record_format,
info->frame_size)) {
if (!sc_recorder_init(&s->recorder,
options->record_filename,
options->record_format,
info->frame_size)) {
goto end;
}
rec = &s->recorder;
@ -708,7 +708,7 @@ end:
}
if (recorder_initialized) {
recorder_destroy(&s->recorder);
sc_recorder_destroy(&s->recorder);
}
if (file_pusher_initialized) {

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