#include <dttr_pcdogs.h>
#include "../graphics/graphics_private.h"
#include "hooks_private.h"
#include "movies_private.h"
#include "sidecar_private.h"
#include <dttr_log.h>
#include <dttr_path.h>
#include <sds.h>
#include <SDL3/SDL.h>
#include <libavcodec/avcodec.h>
#include <libavformat/avformat.h>
#include <libavutil/channel_layout.h>
#include <libavutil/error.h>
#include <libavutil/samplefmt.h>
#include <libswresample/swresample.h>
#include <libswscale/swscale.h>
#include <stdbool.h>
#include <stdint.h>
#include <stdlib.h>

Data Structures
struct	movie_state

Macros
#define	AUDIO_CHANNELS 2
#define	AUDIO_FORMAT AV_SAMPLE_FMT_S16
#define	AUDIO_QUEUE_LIMIT_MS 500
#define	AUDIO_DRAIN_LIMIT_MS 750

Functions
static BOOL	movie_play_file_detour (const char *movie_path, char use_alt_video_rect)
static void	reset_movie_state (dttr_movie_result result)
static const char *	movie_error_string (const int err)
static void	reset_video_buffer ()
static void	close_audio ()
static void	close_movie ()
static AVCodecContext *	open_codec (const AVStream *stream)
static bool	prepare_audio ()
static bool	open_movie (const char *path)
static double	video_pts_seconds (const int64_t pts)
static void	set_next_video_time (const double pts)
static double	frame_pts_seconds (const AVFrame *frame)
static double	packet_pts_seconds (const AVPacket *packet)
static bool	queue_video_frame (const AVFrame *frame)
static bool	queue_audio_frame (const AVFrame *frame)
static bool	receive_video_frame ()
static void	receive_audio_frames ()
static bool	drain_eof ()
static void	send_packet ()
static bool	decode_until_video_frame ()
void	dttr_movies_init ()
bool	dttr_movies_hooks_init (const DTTR_Mods_Context *ctx)
void	dttr_movies_hooks_cleanup (const DTTR_Mods_Context *)
void	dttr_movies_cleanup ()
void	dttr_movies_start (const char *path)
void	dttr_movies_tick ()
bool	dttr_movies_handle_event (const SDL_Event *event)
dttr_movie_result	dttr_movies_stop ()
bool	dttr_movies_is_playing ()
int32_t	dttr_movies_hook_movie_play_file_callback (const char *path, const int32_t use_alt_rect)

Variables
static DTTR_Core_PatchGroup *	movie_patch_group
static movie_state	movie
static AVFrame *	video_frame = NULL
static AVFrame *	audio_frame = NULL
static AVPacket *	packet = NULL

Macro Definition Documentation

◆ AUDIO_CHANNELS

#define AUDIO_CHANNELS 2

Definition at line 35 of file movies.c.

Referenced by prepare_audio(), and queue_audio_frame().

◆ AUDIO_DRAIN_LIMIT_MS

#define AUDIO_DRAIN_LIMIT_MS 750

Definition at line 38 of file movies.c.

Referenced by drain_eof().

◆ AUDIO_FORMAT

#define AUDIO_FORMAT AV_SAMPLE_FMT_S16

Definition at line 36 of file movies.c.

Referenced by prepare_audio(), and queue_audio_frame().

◆ AUDIO_QUEUE_LIMIT_MS

#define AUDIO_QUEUE_LIMIT_MS 500

Definition at line 37 of file movies.c.

Referenced by queue_audio_frame().

Function Documentation

◆ close_audio()

void close_audio ( )

static

Definition at line 108 of file movies.c.

References movie, and NULL.

Referenced by close_movie().

◆ close_movie()

void close_movie ( )

static

Definition at line 118 of file movies.c.

References close_audio(), movie, reset_movie_state(), and reset_video_buffer().

Referenced by dttr_movies_cleanup(), dttr_movies_start(), and dttr_movies_stop().

◆ decode_until_video_frame()

bool decode_until_video_frame ( )

static

Definition at line 570 of file movies.c.

References drain_eof(), DTTR_LOG_ERROR, DTTR_MOVIE_ENDED, DTTR_MOVIE_PLAYING, movie, movie_error_string(), packet, receive_audio_frames(), receive_video_frame(), and send_packet().

Referenced by dttr_movies_tick().

◆ drain_eof()

bool drain_eof ( )

static

Definition at line 502 of file movies.c.

References AUDIO_DRAIN_LIMIT_MS, DTTR_LOG_WARN, DTTR_MOVIE_ENDED, movie, NULL, and receive_audio_frames().

Referenced by decode_until_video_frame().

◆ dttr_movies_cleanup()

void dttr_movies_cleanup ( )

Definition at line 635 of file movies.c.

References audio_frame, close_movie(), DTTR_LOG_INFO, packet, and video_frame.

Referenced by cleanup_runtime().

◆ dttr_movies_handle_event()

bool dttr_movies_handle_event ( const SDL_Event * event )

Definition at line 705 of file movies.c.

References DTTR_MOVIE_ENDED, DTTR_MOVIE_ESCAPE, DTTR_MOVIE_PLAYING, DTTR_MOVIE_QUIT, event, and movie.

Referenced by dttr_sidecar_handle_sdl_event().

◆ dttr_movies_hook_movie_play_file_callback()

int32_t dttr_movies_hook_movie_play_file_callback	(	const char *	path,
		const int32_t	use_alt_rect )

Definition at line 753 of file movies.c.

References dttr_movies_is_playing(), dttr_movies_start(), dttr_movies_stop(), dttr_movies_tick(), and dttr_sidecar_poll_sdl_events().

Referenced by movie_play_file_detour().

◆ dttr_movies_hooks_cleanup()

void dttr_movies_hooks_cleanup ( const DTTR_Mods_Context * ctx )

Definition at line 630 of file movies.c.

References DTTR_Core_PatchGroupRelease(), and movie_patch_group.

Referenced by cleanup_runtime().

◆ dttr_movies_hooks_init()

bool dttr_movies_hooks_init ( const DTTR_Mods_Context * ctx )

Definition at line 616 of file movies.c.

References ctx, DTTR_ARRAY_COUNT, DTTR_PCDOGS_F_Video_PlayMovieFile, dttr_sidecar_install_pcdogs_patch_group(), movie_patch_group, movie_play_file_detour(), and NULL.

Referenced by install_required_sidecar_hooks().

◆ dttr_movies_init()

void dttr_movies_init ( )

Definition at line 606 of file movies.c.

References audio_frame, DTTR_LOG_ERROR, packet, and video_frame.

Referenced by install_required_sidecar_hooks().

◆ dttr_movies_is_playing()

bool dttr_movies_is_playing ( )

Definition at line 748 of file movies.c.

References DTTR_MOVIE_PLAYING, and movie.

Referenced by attempt_play_startup_movies(), dttr_movies_hook_movie_play_file_callback(), and tick_main_loop().

◆ dttr_movies_start()

void dttr_movies_start ( const char * path )

Definition at line 644 of file movies.c.

References audio_frame, close_movie(), dttr_game_data_resolve_media_path(), DTTR_LOG_ERROR, DTTR_LOG_INFO, DTTR_MOVIE_ENDED, DTTR_MOVIE_PLAYING, movie, open_movie(), packet, and video_frame.

Referenced by attempt_play_startup_movies(), and dttr_movies_hook_movie_play_file_callback().

◆ dttr_movies_stop()

dttr_movie_result dttr_movies_stop ( )

Definition at line 741 of file movies.c.

References close_movie(), DTTR_LOG_INFO, and movie.

Referenced by attempt_play_startup_movies(), and dttr_movies_hook_movie_play_file_callback().

◆ dttr_movies_tick()

void dttr_movies_tick ( )

Definition at line 668 of file movies.c.

References decode_until_video_frame(), dttr_graphics_present_video_frame_bgra(), DTTR_LOG_WARN, DTTR_MOVIE_PLAYING, and movie.

Referenced by dttr_movies_hook_movie_play_file_callback(), and tick_main_loop().

◆ frame_pts_seconds()

double frame_pts_seconds ( const AVFrame * frame )

static

Definition at line 315 of file movies.c.

References video_pts_seconds().

Referenced by queue_video_frame().

◆ movie_error_string()

const char * movie_error_string ( const int err )

static

Definition at line 89 of file movies.c.

Referenced by decode_until_video_frame(), open_codec(), open_movie(), prepare_audio(), queue_audio_frame(), receive_audio_frames(), receive_video_frame(), and send_packet().

◆ movie_play_file_detour()

BOOL movie_play_file_detour	(	const char *	movie_path,
		char	use_alt_video_rect )

static

Definition at line 28 of file movies.c.

References BOOL, and dttr_movies_hook_movie_play_file_callback().

Referenced by dttr_movies_hooks_init().

◆ open_codec()

AVCodecContext * open_codec ( const AVStream * stream )

static

Definition at line 130 of file movies.c.

References ctx, DTTR_LOG_ERROR, movie_error_string(), and NULL.

Referenced by open_movie().

◆ open_movie()

bool open_movie ( const char * path )

static

Definition at line 228 of file movies.c.

References DTTR_LOG_ERROR, movie, movie_error_string(), NULL, open_codec(), and prepare_audio().

Referenced by dttr_movies_start().

◆ packet_pts_seconds()

double packet_pts_seconds ( const AVPacket * packet )

static

Definition at line 320 of file movies.c.

References packet, and video_pts_seconds().

Referenced by send_packet().

◆ prepare_audio()

bool prepare_audio ( )

static

Definition at line 168 of file movies.c.

References AUDIO_CHANNELS, AUDIO_FORMAT, DTTR_LOG_ERROR, movie, movie_error_string(), and NULL.

Referenced by open_movie().

◆ queue_audio_frame()

bool queue_audio_frame ( const AVFrame * frame )

static

Definition at line 388 of file movies.c.

References AUDIO_CHANNELS, AUDIO_FORMAT, AUDIO_QUEUE_LIMIT_MS, DTTR_LOG_ERROR, movie, movie_error_string(), and NULL.

Referenced by receive_audio_frames().

◆ queue_video_frame()

bool queue_video_frame ( const AVFrame * frame )

static

Definition at line 325 of file movies.c.

References DTTR_LOG_DEBUG, DTTR_LOG_ERROR, frame_pts_seconds(), h, movie, NULL, set_next_video_time(), size, stride, and w.

Referenced by receive_video_frame().

◆ receive_audio_frames()

void receive_audio_frames ( )

static

Definition at line 475 of file movies.c.

References audio_frame, DTTR_LOG_WARN, movie, movie_error_string(), and queue_audio_frame().

Referenced by decode_until_video_frame(), and drain_eof().

◆ receive_video_frame()

bool receive_video_frame ( )

static

Definition at line 451 of file movies.c.

References DTTR_LOG_ERROR, DTTR_MOVIE_ENDED, movie, movie_error_string(), queue_video_frame(), and video_frame.

Referenced by decode_until_video_frame().

◆ reset_movie_state()

void reset_movie_state ( dttr_movie_result result )

static

Definition at line 79 of file movies.c.

References movie.

Referenced by close_movie().

◆ reset_video_buffer()

void reset_video_buffer ( )

static

Definition at line 98 of file movies.c.

References free, movie, and NULL.

Referenced by close_movie().

◆ send_packet()

void send_packet ( )

static

Definition at line 536 of file movies.c.

References DTTR_LOG_ERROR, DTTR_LOG_WARN, DTTR_MOVIE_ENDED, movie, movie_error_string(), packet, packet_pts_seconds(), and set_next_video_time().

Referenced by decode_until_video_frame().

◆ set_next_video_time()

void set_next_video_time ( const double pts )

static

Definition at line 299 of file movies.c.

References movie.

Referenced by queue_video_frame(), and send_packet().

◆ video_pts_seconds()

double video_pts_seconds ( const int64_t pts )

static

Definition at line 288 of file movies.c.

References movie.

Referenced by frame_pts_seconds(), and packet_pts_seconds().

Variable Documentation

◆ audio_frame

AVFrame* audio_frame = NULL

static

Definition at line 75 of file movies.c.

Referenced by dttr_movies_cleanup(), dttr_movies_init(), dttr_movies_start(), and receive_audio_frames().

◆ movie

movie_state movie

static

Initial value:

                         = {
    .video_stream = -1,
    .audio_stream_index = -1,
    .frame_duration = 1.0 / 15.0,
    .result = DTTR_MOVIE_ENDED,
}

Definition at line 67 of file movies.c.

Referenced by close_audio(), close_movie(), decode_until_video_frame(), drain_eof(), dttr_movies_handle_event(), dttr_movies_is_playing(), dttr_movies_start(), dttr_movies_stop(), dttr_movies_tick(), open_movie(), prepare_audio(), queue_audio_frame(), queue_video_frame(), receive_audio_frames(), receive_video_frame(), reset_movie_state(), reset_video_buffer(), send_packet(), set_next_video_time(), and video_pts_seconds().

◆ movie_patch_group

DTTR_Core_PatchGroup* movie_patch_group

static

Definition at line 25 of file movies.c.

Referenced by dttr_movies_hooks_cleanup(), and dttr_movies_hooks_init().

◆ packet

AVPacket* packet = NULL

static

Definition at line 76 of file movies.c.

Referenced by decode_until_video_frame(), dttr_movies_cleanup(), dttr_movies_init(), dttr_movies_start(), packet_pts_seconds(), and send_packet().

◆ video_frame

AVFrame* video_frame = NULL

static

Definition at line 74 of file movies.c.

Referenced by dttr_movies_cleanup(), dttr_movies_init(), dttr_movies_start(), and receive_video_frame().

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ AUDIO_CHANNELS

◆ AUDIO_DRAIN_LIMIT_MS

◆ AUDIO_FORMAT

◆ AUDIO_QUEUE_LIMIT_MS

Function Documentation

◆ close_audio()

◆ close_movie()

◆ decode_until_video_frame()

◆ drain_eof()

◆ dttr_movies_cleanup()

◆ dttr_movies_handle_event()

◆ dttr_movies_hook_movie_play_file_callback()

◆ dttr_movies_hooks_cleanup()

◆ dttr_movies_hooks_init()

◆ dttr_movies_init()

◆ dttr_movies_is_playing()

◆ dttr_movies_start()

◆ dttr_movies_stop()

◆ dttr_movies_tick()

◆ frame_pts_seconds()

◆ movie_error_string()

◆ movie_play_file_detour()

◆ open_codec()

◆ open_movie()

◆ packet_pts_seconds()

◆ prepare_audio()

◆ queue_audio_frame()

◆ queue_video_frame()

◆ receive_audio_frames()

◆ receive_video_frame()

◆ reset_movie_state()

◆ reset_video_buffer()

◆ send_packet()

◆ set_next_video_time()

◆ video_pts_seconds()

Variable Documentation

◆ audio_frame

◆ movie

◆ movie_patch_group

◆ packet

◆ video_frame