#include "image.h"
#include "util.h"
#include "log.h"
+#include "dcpomatic_log.h"
#include "ffmpeg_decoder.h"
#include "text_decoder.h"
#include "ffmpeg_audio_stream.h"
#include "compose.hpp"
#include "text_content.h"
#include "audio_content.h"
+#include "frame_interval_checker.h"
#include <dcp/subtitle_string.h>
#include <sub/ssa_reader.h>
#include <sub/subtitle.h>
#include "i18n.h"
-#define LOG_GENERAL(...) dcpomatic_log->log (String::compose (__VA_ARGS__), LogEntry::TYPE_GENERAL);
-#define LOG_ERROR(...) dcpomatic_log->log (String::compose (__VA_ARGS__), LogEntry::TYPE_ERROR);
-#define LOG_WARNING_NC(...) dcpomatic_log->log (__VA_ARGS__, LogEntry::TYPE_WARNING);
-#define LOG_WARNING(...) dcpomatic_log->log (String::compose (__VA_ARGS__), LogEntry::TYPE_WARNING);
using std::cout;
using std::string;
FFmpegDecoder::FFmpegDecoder (shared_ptr<const Film> film, shared_ptr<const FFmpegContent> c, bool fast)
: FFmpeg (c)
+ , Decoder (film)
, _have_current_subtitle (false)
{
if (c->video) {
}
void
-FFmpegDecoder::flush (shared_ptr<const Film> film)
+FFmpegDecoder::flush ()
{
/* Get any remaining frames */
/* XXX: should we reset _packet.data and size after each *_decode_* call? */
- while (video && decode_video_packet(film)) {}
+ while (video && decode_video_packet()) {}
if (audio) {
- decode_audio_packet (film);
+ decode_audio_packet ();
}
/* Make sure all streams are the same length and round up to the next video frame */
- FrameRateChange const frc = film->active_frame_rate_change(_ffmpeg_content->position());
- ContentTime full_length (_ffmpeg_content->full_length(film), frc);
+ FrameRateChange const frc = film()->active_frame_rate_change(_ffmpeg_content->position());
+ ContentTime full_length (_ffmpeg_content->full_length(film()), frc);
full_length = full_length.ceil (frc.source);
if (video) {
double const vfr = _ffmpeg_content->video_frame_rate().get();
Frame const f = full_length.frames_round (vfr);
- Frame v = video->position(film).frames_round (vfr) + 1;
+ Frame v = video->position(film()).get_value_or(ContentTime()).frames_round(vfr) + 1;
while (v < f) {
- video->emit (film, shared_ptr<const ImageProxy> (new RawImageProxy (_black_image)), v);
+ video->emit (film(), shared_ptr<const ImageProxy> (new RawImageProxy (_black_image)), v);
++v;
}
}
BOOST_FOREACH (shared_ptr<FFmpegAudioStream> i, _ffmpeg_content->ffmpeg_audio_streams ()) {
- ContentTime a = audio->stream_position(film, i);
+ ContentTime a = audio->stream_position(film(), i);
/* Unfortunately if a is 0 that really means that we don't know the stream position since
there has been no data on it since the last seek. In this case we'll just do nothing
here. I'm not sure if that's the right idea.
ContentTime to_do = min (full_length - a, ContentTime::from_seconds (0.1));
shared_ptr<AudioBuffers> silence (new AudioBuffers (i->channels(), to_do.frames_ceil (i->frame_rate())));
silence->make_silent ();
- audio->emit (film, i, silence, a);
+ audio->emit (film(), i, silence, a);
a += to_do;
}
}
}
bool
-FFmpegDecoder::pass (shared_ptr<const Film> film)
+FFmpegDecoder::pass ()
{
int r = av_read_frame (_format_context, &_packet);
LOG_ERROR (N_("error on av_read_frame (%1) (%2)"), &buf[0], r);
}
- flush (film);
+ flush ();
return true;
}
shared_ptr<const FFmpegContent> fc = _ffmpeg_content;
if (_video_stream && si == _video_stream.get() && !video->ignore()) {
- decode_video_packet (film);
+ decode_video_packet ();
} else if (fc->subtitle_stream() && fc->subtitle_stream()->uses_index(_format_context, si) && !only_text()->ignore()) {
decode_subtitle_packet ();
} else {
- decode_audio_packet (film);
+ decode_audio_packet ();
}
av_packet_unref (&_packet);
}
void
-FFmpegDecoder::seek (shared_ptr<const Film> film, ContentTime time, bool accurate)
+FFmpegDecoder::seek (ContentTime time, bool accurate)
{
- Decoder::seek (film, time, accurate);
+ Decoder::seek (time, accurate);
/* If we are doing an `accurate' seek, we need to use pre-roll, as
we don't really know what the seek will give us.
AVSEEK_FLAG_BACKWARD
);
+ {
+ /* Force re-creation of filter graphs to reset them and hence to make sure
+ they don't have any pre-seek frames knocking about.
+ */
+ boost::mutex::scoped_lock lm (_filter_graphs_mutex);
+ _filter_graphs.clear ();
+ }
+
if (video_codec_context ()) {
avcodec_flush_buffers (video_codec_context());
}
}
_have_current_subtitle = false;
+
+ BOOST_FOREACH (optional<ContentTime>& i, _next_time) {
+ i = optional<ContentTime>();
+ }
}
void
-FFmpegDecoder::decode_audio_packet (shared_ptr<const Film> film)
+FFmpegDecoder::decode_audio_packet ()
{
/* Audio packets can contain multiple frames, so we may have to call avcodec_decode_audio4
several times.
shared_ptr<AudioBuffers> data = deinterleave_audio (*stream);
ContentTime ct;
- if (_frame->pts == AV_NOPTS_VALUE && _next_time[stream_index]) {
+ if (_frame->pts == AV_NOPTS_VALUE) {
/* In some streams we see not every frame coming through with a timestamp; for those
that have AV_NOPTS_VALUE we need to work out the timestamp ourselves. This is
particularly noticeable with TrueHD streams (see #1111).
*/
- ct = *_next_time[stream_index];
+ if (_next_time[stream_index]) {
+ ct = *_next_time[stream_index];
+ }
} else {
ct = ContentTime::from_seconds (
av_frame_get_best_effort_timestamp (_frame) *
/* Give this data provided there is some, and its time is sane */
if (ct >= ContentTime() && data->frames() > 0) {
- audio->emit (film, *stream, data, ct);
+ audio->emit (film(), *stream, data, ct);
}
}
}
bool
-FFmpegDecoder::decode_video_packet (shared_ptr<const Film> film)
+FFmpegDecoder::decode_video_packet ()
{
DCPOMATIC_ASSERT (_video_stream);
double const pts = i->second * av_q2d (_format_context->streams[_video_stream.get()]->time_base) + _pts_offset.seconds ();
video->emit (
- film,
+ film(),
shared_ptr<ImageProxy> (new RawImageProxy (image)),
- llrint(pts * _ffmpeg_content->active_video_frame_rate(film))
+ llrint(pts * _ffmpeg_content->active_video_frame_rate(film()))
);
} else {
LOG_WARNING_NC ("Dropping frame without PTS");
#else
/* Start of the first line in the subtitle */
uint8_t* sub_p = rect->data[0];
- /* sub_p looks up into a BGRA palette which is here
- (i.e. first byte B, second G, third R, fourth A)
+ /* sub_p looks up into a BGRA palette which is at rect->data[1].
+ (first byte B, second G, third R, fourth A)
*/
- uint32_t const * palette = (uint32_t *) rect->data[1];
#endif
/* And the stream has a map of those palette colours to colours
chosen by the user; created a `mapped' palette from those settings.
*/
map<RGBA, RGBA> colour_map = ffmpeg_content()->subtitle_stream()->colours ();
vector<RGBA> mapped_palette (rect->nb_colors);
+ uint8_t const * palette = rect->data[1];
for (int i = 0; i < rect->nb_colors; ++i) {
- RGBA c ((palette[i] & 0xff0000) >> 16, (palette[i] & 0xff00) >> 8, palette[i] & 0xff, (palette[i] & 0xff000000) >> 24);
+ RGBA c (palette[2], palette[1], palette[0], palette[3]);
map<RGBA, RGBA>::const_iterator j = colour_map.find (c);
if (j != colour_map.end ()) {
mapped_palette[i] = j->second;
*/
mapped_palette[i] = c;
}
+ palette += 4;
}
/* Start of the output data */
- uint32_t* out_p = (uint32_t *) image->data()[0];
+ uint8_t* out_p = image->data()[0];
for (int y = 0; y < rect->h; ++y) {
uint8_t* sub_line_p = sub_p;
- uint32_t* out_line_p = out_p;
+ uint8_t* out_line_p = out_p;
for (int x = 0; x < rect->w; ++x) {
RGBA const p = mapped_palette[*sub_line_p++];
- /* XXX: this seems to be wrong to me (isn't the output image BGRA?) but it looks right on screen */
- *out_line_p++ = (p.a << 24) | (p.b << 16) | (p.g << 8) | p.r;
+ *out_line_p++ = p.b;
+ *out_line_p++ = p.g;
+ *out_line_p++ = p.r;
+ *out_line_p++ = p.a;
}
#ifdef DCPOMATIC_HAVE_AVSUBTITLERECT_PICT
sub_p += rect->pict.linesize[0];
#else
sub_p += rect->linesize[0];
#endif
- out_p += image->stride()[0] / sizeof (uint32_t);
+ out_p += image->stride()[0];
}
- int const target_width = subtitle_codec_context()->width;
- int const target_height = subtitle_codec_context()->height;
+ int target_width = subtitle_codec_context()->width;
+ if (target_width == 0 && video_codec_context()) {
+ /* subtitle_codec_context()->width == 0 has been seen in the wild but I don't
+ know if it's supposed to mean something from FFmpeg's point of view.
+ */
+ target_width = video_codec_context()->width;
+ }
+ int target_height = subtitle_codec_context()->height;
+ if (target_height == 0 && video_codec_context()) {
+ target_height = video_codec_context()->height;
+ }
+ DCPOMATIC_ASSERT (target_width);
+ DCPOMATIC_ASSERT (target_height);
dcpomatic::Rect<double> const scaled_rect (
static_cast<double> (rect->x) / target_width,
static_cast<double> (rect->y) / target_height,